Product Catalogue

energising possibilities stimulating growth PRODUCT GUIDE epoxy resins | reactive diluents | curing agents

Profile Atul Ltd (Atul) is an integrated chemical company belonging to the Lalbhai Group, serving about 6,000 customers in 92 countries across the world. The Company manufactures about 900 products and 450 formulations, and owns over 114 retail brands. It has established subsidiary companies in the Brazil, China, the UAE, the UK and the USA to serve its customers and thus enhance the breadth and depth of its business. Atul was founded on September 05, 1947 – within a month after India gained independence – by Kasturbhai Lalbhai, an institution builder par excellence and a legendary Indian of his times. The Company was a manifestation of his dream to generate large-scale employment, create wealth in rural India and make the country self-sufficient in its requirements of chemicals. The Company has its production facilities in Ankleshwar, Atul and Panoli in Gujarat, Ambernath and Tarapur in Maharashtra, Jodhpur in Rajasthan, India and Somerset, in the UK. The first manufacturing site of the Company in Atul, Gujarat is spread over 1,250 acres and is amongst the largest and greenest chemical complexes of its kind in the world. The Company has its registered office in Ahmedabad and head office at Atul, both in Gujarat, India. The shares of Atul Ltd are listed both on National Stock Exchange and Bombay Stock Exchange. Purpose We are committed to significantly enhancing value for our Stakeholders by: • fostering a spirit of continuous learning and innovation • adopting developments in science and technology • providing high quality products and services, thus becoming the most preferred partner • having people who practice Values and exemplify a high standard of behaviour • seeking sustained, dynamic growth and securing long-term success • taking responsible care of the surrounding environment • improving the quality of life of the communities we operate in first manufacturing site, Atul, India 2 3 Polymers Performance Materials Epoxy resins, reactive diluents and curing agents are manufactured and marketed under the trade name ‘Lapox®’ by the Polymers Performance Materials Business of Atul. The manufacturing of epoxy systems began in 1960 in Cibatul Ltd, a joint venture between the erstwhile Ciba-Geigy, Switzerland and Atul. Following the split of Ciba-Geigy into two different companies, Cibatul was merged into Atul in 1999. The state-of-the-art manufacturing facility for these products is located at the first manufacturing site of the Company in Atul. In addition to its leadership position within India, Atul also sells its Polymers products to discerning customers outside the country. The Polymers Business has been awarded ISO 9001:2008 and ISO 14001 certification. Lapox® is a registered trademark of Atul Ltd. Industries served Adhesives Aerospace and Defence Automotive Composites Construction Electrical and Electronics Food and Beverage packaging Marine Paint and Coatings Sport and Leisure Transport Wind Energy Product range Resins Bisphenol-A and Bisphenol-F based resins Cycloaliphatic resins Epoxy phenol novolac resins Multifunctional resins Benzoxazine resins Bismaleimide resins Modified and formulated resins Brominated resins Dimer acid based resins Alkyl phenolic resins Curing agents Aliphatic amines and their adducts Aromatic amines and their adducts Cycloaliphatic amines and their adducts Phenalkamines Polyamides and Polyamidoamines Reactive diluents Aliphatic and Aromatic (mono, di and trifunctional) Cycloaliphatic (difunctional) Accelerators and catalysts Flexibilisers

RESINS RESINS BISPHENOL-A BASED MODIFIED LIQUID RESINS Atul offers various modified resins for different applications including adhesives, coatings, composites and flooring. BISPHENOL-A BASED LIQUID EPOXY RESINS Atul offers unmodified liquid epoxy resins in various viscosities. Liquid epoxy resins are recommended for advancement reactions and various formulations. Formulated resins prepared from these resins are used for multiple applications including adhesives, coatings, construction, electrical and composites. Lapox® Colour EEW Viscosity1 @ 25°C Recommendations APHA g/eq mPa∙s AR-101 Max 100 184 - 191 11,000 - 15,000 A standard viscosity, liquid epoxy resin for multiple applications. ED version also available for low ionic impurities. CAS # 1675-54-33 | 25068-38-6 ARL-141 Max 150 213 - 233 20,000 - 26,000 A high viscosity unmodified resin recommended to obtain high reactivity in coatings and adhesive formulations. B-7 Max 1002 225 - 280 450 - 8002 A semi-solid resin for adhesives and prepregs. B-9 Max 100 180 - 187 8,000 - 11,000 A low viscosity, unmodified liquid epoxy resin for multiple applications. ED version also available for low ionic impurities. CAS # 1675-54-33 | 25068-38-6 B-11 Max 100 184 - 191 11,000 - 15,000 A standard viscosity, unmodified liquid epoxy resin for multiple applications. ED version also available for low ionic impurities. CAS # 1675-54-33 | 25068-38-6 B-770 Max 1002 280 - 300 500 - 1,5002 A semi-solid resin for high solids coatings and adhesives. Lapox® Colour EEW Viscosity1 @ 25°C Recommendations APHA g/eq mPa∙s ARB-22 (XR-118) Max 100 192 - 204 800 - 1,200 A liquid epoxy resin modified with glycidyl ether of C12 - C14 alcohol recommended for primers, mortars and floor top coatings. ARB-26 Milky white liquid 192 - 205 450 - 750 A liquid epoxy resin modified with glycidyl ether of C12 - C14 alcohol recommended for self-leveling flooring and coatings with high gloss. ARB-28 Max 100 182 - 200 1,500 - 2,000 A liquid epoxy resin modified with glycidyl ether of C 12 - C14 alcohol recommended for primers, mortars and floor top coatings. ARB-30 Max 100 182 - 200 4,500 - 5,500 ARB-32 Max 100 195 - 215 500 - 700 A liquid epoxy resin modified with glycidyl ether of C12 - C14 alcohol recommended for primers, mortars and floor top coatings, crack-filling and high solids coatings. ARB-33 Max 150 180 - 195 500 - 700 A liquid epoxy resin modified with glycidyl ether of o-Cresol recommended for primers, mortars, grouts, maintenance coatings and castings. ARB-43 Max 100 180 - 193 7,500 - 9,000 A liquid epoxy resin modified with glycidyl ether of pTBP recommended for coatings, flooring and grouting. ARB-44 Max 100 189 - 204 1,400 - 2,600 A reactive diluent modified liquid epoxy resin recommended for battery case and terminal sealing applications. ARB-47 Max 100 180 - 195 400 - 700 A liquid epoxy resin modified with glycidyl ether of o-Cresol recommended for primer, crack filling and flooring applications. ARC-43 Max 100 220 - 255 300 - 600 A low viscosity, medium reactive system with good resistance to moisture. High filler loading is possible. ARC-44 Max 100 218 - 226 2,000 - 2,500 A modified epoxy resin recommended for clear casting application. The product offers improved UV resistance. ARL-135 Max 100 169 - 185 1,700 - 2,500 A modified epoxy resin recommended for FRP components and concrete structure strengthening. ARL-135 LV Max 100 169 - 185 1,000 - 1,500 A modified epoxy resin recommended for fast impregnation of reinforcement and concrete structure strengthening. ARL-136 Max 100 175 - 189 2,500 - 4,500 A modified epoxy resin recommended for pultrusion, filament winding and coating applications. ARL-143 – 195 - 205 1,500 - 2,500 A low viscosity epoxy filler modified resin to achieve fire retardant properties for wet lamination. ARPN-52 (L-552) Max 22 (Gardner) 146 - 150 1,000 - 1,500 A modified resin with high functionality recommended for FRP composites to be used in static and dynamic conditions at ambient and elevated temperatures. B-41 (ARB-20) Max 100 179 - 192 900 - 1,100 A liquid epoxy resin modified with glycidyl ether of n-butanol recommended for high solids coatings, chemical resistant tank linings and floor coatings. B-42 (ARB-19) Max 200 182 - 200 5,000 - 6,500 A liquid epoxy resin modified with glycidyl ether of pTBP recommended for adhesives, tank linings and tank linings. B-47 (ARB-18) Max 100 177 - 187 450 - 650 A liquid epoxy resin modified with glycidyl ether of phenol recommended for high gloss, heavy duty flooring, solvent free coatings, grouts, mortars and crack filling applications. Diglycidyl ether of Bisphenol-A (DGEBA) 1Brookfield viscosity 270% solution in butyl carbitol 3CAS # of Europe as per REACH *Method: Colour - ASTM D1209; EEW - ASTM D1652; Viscosity - ASTM D2196 1Brookfield viscosity 2ASTM D1544 *Method: Colour - ASTM D1209; EEW - ASTM D1652; Viscosity - ASTM D2196 4 5

Lapox® EEW Viscosity1 @ 25°C Softening point Recommendations g/eq mPa∙s °C ARP-12 653 - 704 375 - 475 80 - 90 A Type 2 medium molecular weight epoxy resin recommended for powder coating formulations to enhance flow. ARP-13 HT 769 - 847 6,000 - 8,000 @ 150°C Tg = Min 55 A Type 2 modified epoxy resin recommended for powder coating formulations with high glass transition temperature. ARP-13 LV 714 - 752 500 - 600 95 - 101 A Type 2 medium molecular weight epoxy resin recommended for hybrid powder coatings. ARP-14 HF 781 - 855 480 - 580 85 - 90 A Type 4 modified epoxy resin to achieve better flow properties in powder coating formulations. P-3 (ARP-11) 450 - 465 160 - 190 65 - 75 A Type 1 epoxy resin recommended for solvent based protective coatings, zinc based primers and stoving enamels. P-4 (ARP-14) 833 - 893 550 - 700 90 - 102 A Type 4 epoxy resin recommended for esterification with fatty acids for enamels and exterior coatings of cans and tubes, also suitable for functional powder coatings. P-5 (ARP-17) 1,695 - 1,887 1,800 - 2,600 110 - 120 A Type 7 epoxy resin suitable for cross linking with amino and phenolic resins as stoving lacquers for internal coatings of cans and tubes. P-6 (ARP-19) 2,381 - 2,941 5,000 - 10,000 125 - 140 A Type 9 high molecular weight epoxy resin recommended for tubes, can and coil coatings. P-10 (ARP-14 E) 847 - 926 430 - 550 90 - 100 A Type 4 epoxy resin recommended for esterification of water based systems for anodic electrodepositions. P-62 (ARP-13) 741 - 800 600 - 700 95 - 101 A standard Type 3 epoxy resin for powder coating formulations. P-122 (ARP-14 A) 862 - 935 620 - 900 100 - 110 A Type 4 epoxy resin recommended for functional powder coatings. 1Brookfield viscosity of 40% solution in butyl carbitol *Method: EEW - ASTM D1652; Viscosity - ASTM D2196; Softening point - ASTM E28 BISPHENOL-A BASED SOLID RESINS Atul offers Bisphenol-A based modified and unmodified resins from Type 1 to Type 9. Solid resins are recommended for can and coil coatings, functional coatings, powder coatings, protective coatings, rebars and wire enamels. BISPHENOL-F AND BISPHENOL-A/F BLENDS Bisphenol-F based resins are known for low viscosity, better chemical resistance and a low crystallisation tendency in cold conditions. Atul offers Bisphenol-F based pure and Bisphenol-A/F blend resins in varying viscosities for several applications. Lapox® Colour EEW Viscosity1 @ 25°C Recommendations APHA g/eq mPa∙s ARF-11 (XR-40) Max 200 159 - 175 2,000 - 5,000 A standard Bis-F based epoxy resin recommended for coating applications, composites, construction and electrical casting. CAS # 9003-36-53 | 42423-25-6 ARF-12 Max 200 164 - 172 2,000 - 3,300 A low viscosity Bis-F based epoxy resin recommended for coating applications, composites, construction and electrical casting. CAS # 9003-36-53 | 42423-25-6 ARF-13 Max 200 164 - 172 3,300 - 4,100 A medium viscosity Bis-F based epoxy resin recommended for coating applications, composites, construction and electrical casting. CAS # 9003-36-53 | 42423-25-6 ARF-14 Max 200 159 - 172 5,000 - 7,000 A high viscosity Bis-F based epoxy resin recommended for coating applications, composites, construction and electrical casting. CAS # 9003-36-53 | 42423-25-6 ARF-15 Max 100 156 - 167 1,200 - 1,600 A distilled and pure Bis-F based epoxy resin for specific applications. CAS # 9003-36-53 | 42423-25-6 ARFM-12 (XR-123) Max 22 (Gardner) 172 - 180 6,500 - 8,500 A medium viscosity Bis-A/F blend recommended for coatings, composites, construction applications and floor coatings. ARFM-13 (XR-60) Max 22 (Gardner) 174 - 182 4,500 - 6,500 A low viscosity Bis-A/F blend recommended for coatings, composites, construction applications and floor coatings. ARFM-14 (XR-106) Max 22 (Gardner) 185 - 196 860 - 960 A reactive diluent modified Bis-A/F blend recommended for high solids coatings, construction and floor coatings. Diglycidyl ether of Bisphenol-F (DGEBF) 1Brookfield viscosity 2ASTM D1544 3CAS # of Europe as per REACH *Method: Colour D1209; EEW - ASTM D1652; Viscosity - ASTM D2196 1Brookfield viscosity 2100% solid *Method: Colour - ASTM D1544; EEW - ASTM D1652; Viscosity - ASTM D2196 BROMINATED RESINS Halogenated epoxy resins are used to impart flame retardancy along with superior mechanical and electrical properties in casting or laminate products. They are used to manufacture PCBs, copper clad laminates and instrument transformers. Lapox® Colour EEW Viscosity1 @ 25°C Bromine content Recommendations Gardner g/eq mPa∙s % L-68 Max 4 450 - 5002 2,200 – 3,000 19 - 23 A solvent cut brominated epoxy resin recommended for the manufacture of B-stage prepregs and FR-4 laminates. L-247 – 250 - 280 700 – 1,100 @ 70°C 21 - 26 A solvent free brominated epoxy resin. The product provides good dielectric properties up to 130°C and UL-94 V0 performance. L-249 – 319 - 410 – 44 - 48 A solvent free brominated epoxy resin. The product is recommended to produce FR products such as vinyl ester and electronic components. RESINS RESINS 6 7

SOLVENT CUT RESINS Atul offers solid resin solutions in various solvents. Major applications include FRP composites, industrial maintenance coatings, marine coatings, protective coatings, stoving enamels and varnishes. Lapox® EEW Viscosity1 @ 25°C Non-volatile content2 Recommendations g/eq mPa∙s % ARL-148 – 50 - 350 50 - 55 A low viscosity epoxy resin recommended for polyester film coatings along with melamine formaldehyde curing agent (AH-343). ARL-154 – 50 - 350 50 - 55 A low viscosity epoxy resin recommended for polyester film coatings to achieve high gloss and adhesion. B-7 X 80 294 - 323 600 - 850 79 - 81 (150°C/1h) A solvent cut epoxy resin recommended for high solids coatings to achieve excellent adhesion, gloss and flexibility. P-101 606 - 702 9,000 - 13,000 74 - 76 (105°C/2h) A Type 1 epoxy resin solution in xylene recommended for paint and coatings. P-101 HV 606 - 741 14,000 - 20,000 74 - 76 (105°C/2h) XR-128 12,500 2,000 - 5,000 49 - 51 (160°C/2h) A high molecular weight epoxy resin solution recommended for primers and enamels. The product improves flexibility in coating formulations. ARP-24 X 80 300 - 336 3,500 - 7,000 79 - 81 A Type 1 epoxy resin solution in xylene recommended for high solids coatings and paints. 1Brookfield viscosity 2120°C/2h *Method: EEW - ASTM D1652; Viscosity - ASTM D2196; Non-volatile content - Atul RESINS RESINS Lapox® Colour EEW Viscosity1 @ 25°C Recommendations APHA g/eq mPa∙s ARCH-11 (XR-34) Max 100 159 - 182 500 - 1,100 A cycloaliphatic epoxy resin based on HHPA recommended for electrical component castings, potting and outdoor coatings. CAS # 1395383-69-32 | 5493-45-8 ARCH-12 Max 100 180 - 200 350 - 750 A modified cycloaliphatic epoxy resin based on HHPA with low viscosity which offers good thermal shock resistance in electrical cast components. ARCH-13 Max 100 220 - 240 2,000 - 4,000 A cycloaliphaticepoxy resin based on hydrogenated Bis-A. The product is recommended for outdoor coatings, flooring, electrical castings and composite parts with high toughness. CAS # 30583-72-3 ARCH-13 LV Max 100 210 - 230 1,300 - 2,500 A high purity cycloaliphatic epoxy resin based on hydrogenated Bis-A. The product is recommended for outdoor coatings, flooring, electrical castings and composite parts with high toughness. CAS # 30583-72-3 ARCH-18 Max 100 130 - 143 250 - 450 A low viscosity cycloaliphatic epoxy resin recommended for electrical component castings, potting and outdoor coatings. CAS # 2386-87-0 CYCLOALIPHATIC RESINS Cycloaliphatic resins offer UV resistance if cured with cycloaliphatic curing agents. They are recommended for outdoor coatings, electrical castings and flooring. Diglycidyl ester of HHPA Diglycidyl ether of HBPA 3,4-Epoxycyclohexylmethyl-3,4-epoxycyclohexane carboxylate 1Brookfield viscosity 2105°C/2h 3ASTM D1544 *Method: Colour - ASTM D1209; EEW - ASTM D1652; Viscosity - ASTM D2196 Lapox® Colour EEW Viscosity1 @ 25°C Non-volatile content2 Recommendations APHA g/eq mPa∙s % ARPN-25 Max 250 172 - 179 1,100 - 1,700 @ 52°C – A low viscosity EPN resin with average 2.5 functionality recommended for composites, electrical and coating applications. ARPN-36 (L-238) Max 250 175 - 182 20,000 - 50,000 @ 52°C – A standard semi-solid EPN resin having average 3.6 functionality recommended for composites, electrical, chemical resistant coatings and flooring. ARPN-36 M 80 Max 23 (Gardner) 215 - 231 150 - 350 79 - 81 A solution of EPN resin ARPN-36 in MEK recommended for chemical resistant coatings, electrical and composite applications. ARPN-36 X 80 Max 23 (Gardner) 215 - 231 800 - 1,500 79 - 81 (150°C/1h) A solution of EPN resin ARPN-36 in xylene recommended for chemical resistant coatings, electrical and composite applications. ARPN-53 (XR-55) Max 43 (Gardner) 167 - 179 35,000 - 55,000 – A modified EPN resin with average 2.2 functionality recommended for composites, electrical and coating applications. ARPN-54 Max 33 (Gardner) 167 - 182 25,000 - 35,000 – EPOXY PHENOL NOVOLAC RESINS Epoxy phenol novolac (EPN) resins are available in varying functionalities and are recommended to achieve higher chemical and thermal resistance in various applications including adhesives, coatings, composites, electrical and flooring. Epoxy phenol novolac (EPN) 1Brookfield viscosity 2CAS # of Europe as per REACH *Method: Colour - ASTM D1209; EEW - ASTM D1652; Viscosity - ASTM D2196 ALKYL PHENOLIC RESINS Lapox® Appearance Colour Methylol content Softening point Recommendations – Gardner % °C APR-101 Pale yellow lumps Max 42 8 - 12 65 - 80 A pTBP phenolic resin offers variable open time in rubber based adhesive formulations. APR-102 Pale yellow lumps Max 62 14 - 17 90 - 100 APR-103 Dark violet lumps – 12 - 16 85 - 105 APR-104 Pale yellow lumps Max 7 8 - 12 70 - 90 An alkyl phenolic resin suitable for high temprature resistant adhesive formulations. 1Brookfield viscosity 260% solution in toluene *Method: Colour - ASTM D1544; Methylol content - ISO 354-3:1986; Softening point - ISO 1205:1978 8 9

RESINS - SPECIALTY GLYCIDYL AMINE BASED MULTIFUNCTIONAL RESINS Atul offers various specialty resins with different functionalities and thermal stabilities. Specialty resins provide high Tg (glass transition temperature) along with mechanical and thermal resistance, and are extensively used for electrical and electronic, FRP composites, high performance structural adhesives and prepregs. Lapox® Colour EEW Viscosity1 @ 25°C HyCl Recommendations Gardner g/eq mPa∙s % ARTF-13 Max 12 117 - 134 7,000 - 11,000 2 @ 50°C Max 0.10 Medium viscosity variants of tetrafunctional resin based on MDA for aerospace and high performance composites. CAS # 28768-32-3 ARTF-14 Max 12 117 - 134 10,000 - 12,000 2 @ 50°C Max 0.10 ARTF-15 Max 12 117 - 134 11,000 - 13,000 2 @ 50°C Max 0.10 ARTF-16 Max 12 117 - 134 13,000 - 15,000 2 @ 50°C Max 0.10 ARTF-17 Max 12 117 - 134 17,000 - 19,000 2 @ 50°C Max 0.10 A high viscosity, tetrafunctional resin based on MDA for aerospace and high performance composites. CAS # 28768-32-3 ARTF-18 Max 12 117 - 134 7,000 - 19,000 2 @ 50°C Max 0.10 A general purpose tetrafunctional resin based on MDA for aerospace and high performance composites. CAS # 28768-32-3 ARTF-23 (XR-23) Max 12 111 - 117 3,000 - 6,000 @ 50°C Max 0.10 A low viscosity, tetrafunctional resin based on MDA for aerospace and high performance composites. CAS # 28768-32-3 ARTF-33 (XR-93) Max 7 118 - 133 7,000 - 12,000 Max 0.10 A tetrafunctional resin based on ethyl substituted MDA for aerospace and high performance applications. The product offers very low viscosity and reactivity. CAS # 130728-76-6 ARTF-35 – 105 - 115 2,000 - 5,000 Max 0.30 A trifunctional unmodified resin based on p-amino phenol for aerospace and high performance applications. CAS # 5026-74-4 ARTF-36 – 95 - 106 550 - 850 Max 0.20 A distilled trifunctional unmodified resin based on p-amino phenol for aerospace and high performance applications. CAS # 5026-74-4 ARTF-37 – 102 - 110 7,000 - 13,000 Max 0.30 A trifunctional unmodified resin based on m-amino phenol for aerospace and high performance applications. CAS # 71604-74-5 ARTF-38 – 94 -102 1,500 - 4,800 Max 0.20 A distilled trifunctional unmodified resin based on m-amino phenol for aerospace and high performance applications. CAS # 71604-74-5 ARTF-32 Max 18 118 - 135 2,000 - 4,000 @ 50°C Max 0.10 A low viscosity, tetrafunctional resin based on substituted MDA for aerospace and high performance composites. CAS # 142675-09-0 ARTF-39 Max 10 125 -143 2,500 - 4,000 @ 50°C Max 0.10 A modified low viscosity, multifunctional resin for aerospace and high performance composites. 1Brookfield viscosity 2Viscosity by CAP 2000 (ASTM D4287) *Method: Colour - ASTM D1544; EEW - ASTM D1652; Viscosity - ASTM D2196; HyCl - ASTM D1726 MDA based p-amino phenol based m-amino phenol based Ethyl substituted MDA based BENZOXAZINE RESINS Lapox® Appearance Softening point Viscosity1 @ 25°C Gel time @ 220°C Recommendations – °C mPa∙s secs ARBZ-10 Yellowish solid 60 - 80 1,000 - 7,0002 @ 100°C 200 - 450 A Bis-F based benzoxazine resin for high performance composites, electrical and electronics. The product offers excellent resistance to moisture, has low shrinkage and provides flame retardancy. CAS # 137836-80-7 ARBZ-10 A 75 Yellowish liquid 74% - 76% (solid content ) 100 - 400 380 - 420 A Bis-F based benzoxazine resin ARBZ-10 solution in acetone with 75% solids. The product offers excellent resistance to moisture, has low shrinkage and provides flame retardancy. ARBZ-11 Yellowish solid 60 - 80 50 - 5002 @ 125°C 250 - 550 A Bis-A based benzoxazine resin for high performance composites, electrical and electronics. The product offers excellent resistance to moisture and low shrinkage. CAS # 154505-70-1 Bisphenol-F based Bisphenol-A based RESINS - SPECIALTY 1Brookfield viscosity 2Viscosity by CAP 2000 (ASTM D4287) *Method: Softening point - Atul; Viscosity - ASTM D2196; Gel time - DIN 16945 BISMALEIMIDE RESINS Lapox® Appearance Melting point Viscosity1 @ 25°C Purity Recommendations – °C mPa∙s % ARBMI-11 Fine yellow powder 155 - 158 – Min 95 A bismaleimide resin for composites, electrical and electronic applications. The product offers excellent thermal stability. CAS # 13676-54-5 ARD-63 Yellow to amber liquid – 13,000 - 25,000 Min 85 A co-reactant (DABA) to use along with ARBMI-11. The product offers excellent processability and achieves high mechanical properties. CAS # 1745-89-7 Bismaleimide 1Brookfield viscosity *Method: Melting point - ASTM D2073; Viscosity - ASTM D2196 o,o’-Diallyl bisphenol-A (DABA) 10 11

RESINS - SPECIALTY OTHER SPECIALTY RESINS Lapox® Colour EEW Viscosity1 @ 25°C HyCl Recommendations Gardner g/eq mPa∙s % ARC-28 Max 502 (APHA) 168 - 175 4,000 - 5,500 Max 0.03 A distilled and pure Bis-A based epoxy resin for aerospace, high performance composites and impregnation of electrical machines. ARN-16 Max 16 133 - 154 1,000 - 2,500 @ 50°C Max 0.20 A bifunctional resin based on naphthalene for aerospace, structural adhesives and high performance composite components. CAS # 27610-48-6 ARTF-34 Max 13 150 - 170 30 - 553 @ 150°C Max 0.05 A trifunctional resin based on triphenol methane for aerospace, high performance composites, electrical and electronic applications. CAS # 66072-38-6 ARTF-50 Max 16 225 - 240 1,000 - 1,500 3 @ 85°C Max 0.05 A multifunctional resin based on Dicyclopentadiene (DCPD) for aerospace, composites, electrical and electronic applications. CAS # 119345-05-0 1Brookfield viscosity 2ASTM D1209 3Viscosity by CAP 2000 (ASTM D4287) *Method: Colour - ASTM D1544; EEW - ASTM D1652; Viscosity - ASTM D2196; HyCl - ASTM D1726 DIMER ACID BASED AND MODIFIED RESINS Lapox® Colour EEW Viscosity1 @ 25°C Recommendations Gardner g/eq mPa∙s ARES-101 Max 8 385 - 472 300 - 800 A diglycidyl ester of dimer acid recommended to modify liquid epoxy resin to improve toughness and flexibility. ARES-102 Max 12 286 - 400 20,000 - 30,000 A dimer acid modified liquid epoxy resin that provides adhesion, toughness and flexibility. The product is recommended for coatings, adhesives, composite and laminating applications. 1Brookfield viscosity *Method: Colour - ASTM D1544; EEW - ASTM D1652; Viscosity - ASTM D2196 ACCELERATORS AND CATALYSTS Accelerators and catalysts are normally used along with curing agents for faster production. They alter the properties of cured products and thus their selection should be done carefully to suit the process and desired properties. Lapox® Appearance Colour Viscosity1 @ 25°C Amine value Recommendations – Gardner mPa∙s mg KOH/g AC-13 (K-13) Clear liquid Max 2 Max 10 – A liquid triamine accelerator recommended to accelerate anhydrides, polyamides and amines for composites, electrical and coating applications. AC-14 (K-65) Clear yellow brown liquid Max 6 150 - 300 580 - 635 A liquid tertiary amine accelerator recommended to accelerate anhydrides, polyamides and amines for composites, electrical and coating applications. AC-18 Clear yellow liquid Max 9 Max 50 – A low viscosity heterocyclic amine based accelerator. It can be used for filament winding and pultrusion. AC-19 Clear liquid Max 1 10 - 30 – A low reactive liquid triamine accelerator recommended to accelerate anhydrides, polyamides and amines for composites, electrical and coating applications. AC-20 Brown liquid or solid – Max 100 36 - 42 (melting point in °C) An accelerator recommended to accelerate anhydrides, polyamides and amines for composites, electrical and coating applications. K-86 (AC-15) White crystalline powder – – Min 75 (melting point in °C) A solid polyamine complex recommended to accelerate aromatic amines. K-112 Clear brown liquid – 1,000 - 1,800 – A modified viscous tertiary amine accelerator recommended to accelerate anhydrides, polyamides and amines for composites, electrical and coating applications. 1Brookfield viscosity *Method: Colour - ASTM D1544; Viscosity - ASTM D2196; Amine value - ASTM D2073 FLEXIBILISERS Electrical castings are prone to crack during thermal cycling due to brittleness. Incorporation of a flexibiliser increases toughness and reduces viscosity. The amount of flexibiliser is to be optimised, as a higher amount reduces glass transition temperature drastically. Lapox® Appearance Colour Viscosity1 @ 25°C Refractive index Recommendations – APHA mPa∙s – ADP-11 (K-14) Clear liquid Max 100 60 - 90 1.445 - 1.446 A low viscosity flexibiliser for producing casting with good electrical and mechanical properties. ADP-12 Clear liquid Max 100 350 - 450 1.450 - 1.451 A moderate viscosity flexibiliser to imparts resilience to casting with minimal Tg drop. ADP-14 Clear colourless to pale yellow liquid – 500 - 700 1.470 - 1.473 An internal release additive for epoxy systems that helps in smooth release of components. ADP-15 Clear liquid Max 100 80 - 105 – A solvent free, low viscosity flexibiliser for indoor applications ADP-16 Clear liquid Max 100 150 - 300 – A medium viscosity flexibiliser offers superior toughneing and better crack resistance. 1Brookfield viscosity *Method: Colour - ASTM D1544; Viscosity - ASTM D2196 Triphenol methane based Naphthalene based Dicyclopentadiene based 12 13

ALIPHATIC - MONOFUNCTIONAL Lapox® Colour EEW Viscosity1 @ 25°C HyCl Structure Recommendations APHA g/eq mPa∙s % ARD-13 (XR-80) Max 100 270 - 298 4 - 12 Max 0.10 A reactive diluent based on C12 -C14 alcohol. The product provides excellent wetting and flexibility. It is recommended for epoxy flooring and coating applications. CAS # 68609-97-2 ARD-14 (XR-83) Max 100 137 - 161 Max 2 Max 0.10 A reactive diluent based on n-butanol. The product offers highest viscosity cutting power due to extremely low viscosity. CAS # 2426-08-6 Reactive diluents are used to reduce the viscosity of epoxy resins and to achieve the desired combination of properties. Atul offers a wide range of reactive diluents, including aromatic and aliphatic diluents that provide various functionalities. REACTIVE DILUENTS AROMATIC - DIFUNCTIONAL Lapox® Colour EEW Viscosity1 @ 25°C HyCl Structure Recommendations APHA g/eq mPa∙s % ARD-57 (XR-104) Max 162 (Gardner) 105 - 123 100 - 200 – A reactive diluent based on aniline, recommended for high performance composite formulations. CAS # 09-06-2095 AROMATIC - MONOFUNCTIONAL Lapox® Colour EEW Viscosity1 @ 25°C HyCl Structure Recommendations APHA g/eq mPa∙s % ARD-10 (K-100) Max 100 167 - 189 6 - 8 Max 0.20 A reactive diluent based on o-Cresol. Offers high gloss and mechanical strength, recommended for flooring and electrical formulations. CAS # 2210-79-9 ARD-11 (K-103) Max 100 159 - 170 6 - 8 Max 0.20 A reactive diluent based on phenol, recommended for flooring and electrical formulations. CAS # 122-60-1 ARD-12 (XR-59) Max 100 222 - 244 20 - 35 Max 0.20 A reactive diluent based on p-tertiary butyl phenol, recommended for crystallisation and chemical resistance. CAS # 3101-60-8 ARD-15 (K-513) Max 132 (Gardner) 417 - 556 40 - 70 Max 1.00 A reactive diluent based on cardanol, recommended to modify resins used for coatings, adhesives, construction and electrical applications. CAS # 68413-24-1 ARD-58 Max 102 (Gardner) 385 - 455 20 - 50 Max 1.00 A high purity reactive diluent based on cardanol, recommended to modify resins used for coatings, adhesives, construction and electrical applications. CAS # 68413-24-1 ALIPHATIC - DIFUNCTIONAL Lapox® Colour EEW Viscosity1 @ 25°C HyCl Structure Recommendations APHA g/eq mPa∙s % ARD-51 (K-77) Max 100 128 - 143 10 - 22 Max 0.15 A reactive diluent based on 1,4-butanediol, recommended to modify resins used for construction and composite applications. CAS # 2425-79-8 ARD-52 (XR-86) Max 100 147-161 15 - 30 Max 0.15 A reactive diluent based on 1,6-hexanediol, recommended to modify resins used for construction, coating and composite applications. CAS # 16096-31-4 ARD-54 (XR-19) Max 100 313 - 345 40 - 90 Max 0.15 A reactive diluent based on polypropylene glycol that imparts higher flexibility to epoxy resins. CAS # 26142-30-3 ARD-56 (XR-87) Max 100 125 - 145 12 - 18 Max 0.15 A reactive diluent based on neopentyl glycol, recommended for coatings, construction and composite formulations. CAS # 17557-23-2 ARD-59 Max 100 161 - 192 20 - 50 Max 0.20 A reactive diluent based on dipropylene glycol, recommended for composite and construction formulations. CAS # 162303-54-0 ARD-60 Max 100 111 - 125 15 - 22 Max 0.15 A high purity reactive diluent based on 1,4-butanediol, recommended to modify resins used for composite applications. CAS # 2425-79-8 1Brookfield viscosity 2ASTM D1544 3EC # in REACH *Method: Colour - ASTM D1209; EEW - ASTM D1652; Viscosity - ASTM D2196; HyCl - ASTM D1726 Lapox® Colour EEW Viscosity1 @ 25°C HyCl Structure Recommendations APHA g/eq mPa∙s % ARD-55 (XR-85) Max 100 125 - 143 100 - 200 Max 0.15 A reactive diluent based on trimethylol propane, recommended for construction, composite and coating formulations. CAS # 701-135-43 | 30499-70-8 ARD-65 Max 6 2 (Gardner) 500 - 649 250 - 500 – A reactive diluent based on castor oil, recommended for concrete patching, floor coatings and thermal shock resistant potting. CAS # 74398-71-3 ARD-65 LC Max 3 2 (Gardner) 500 - 649 250 - 500 – A low colour reactive diluent based on castor oil, recommended for concrete patching, floor coatings and thermal shock resistant potting. ALIPHATIC - TRIFUNCTIONAL REACTIVE DILUENTS 1Brookfield viscosity 2ASTM D1544 *Method: Colour - ASTM D1209; EEW - ASTM D1652; Viscosity - ASTM D2196; HyCl - ASTM D1726 CYCLOALIPHATIC - DIFUNCTIONAL Lapox® Colour EEW Viscosity1 @ 25°C HyCl Structure Recommendations APHA g/eq mPa∙s % ARD-66 Max 100 154 - 167 50 - 100 Max 0.10 A cycloaliphatic reactive diluent based on 1,4-cyclohexane dimethanol. The product offers good electrical insulation, UV and weather resistance. CAS # 14228-73-0 14 15

AROMATIC AMINE CURING AGENTS These are available in liquid and solid forms and are modified to cure epoxy resins at ambient conditions as well. Higher thermal stability and chemical resistance along with excellent mechanical properties are specific advantages of these curing agents. Atul offers a wide range of aromatic amine curing agents for various applications. Lapox® Appearance Colour Viscosity 1 @ 25°C Amine value AHEW Mixing ratio2 Recommendations – Gardner mPa∙s mg KOH/g g/eq pbw AH-657 Viscous brownish liquid Max 16 25,000 - 35,000 555 - 625 48.0 25 A modified aromatic amine curing agent with low viscosity to achieve higher glass transition temperature. AH-667 Viscous brownish liquid Max 15 1,400 - 2,000 @ 60°C – 51.0 28 A semi-solid aromatic amine curing agent based on DDM recommended for composite applications. AH-685 Dark brown liquid Max 12 1,000 - 2,000 300 - 400 95.0 50 A low viscosity modified aromatic amine recommended for battery cases and terminal sealing applications. It provides fast curing at room temperature with high chemical resistance. K-5 White to tan pastilles – – – 49.5 26 A pure aromatic amine curing agent- 4,4'-Diaminodiphenyl methane recommended to cure epoxy resins at elevated temperatures. K-41 Brown liquid Max 13 3,800 - 5,800 4.7 - 5.1 (eq/kg) 114.0 60 A low viscosity aromatic amine curing agent to be used along with curing agent K-42 for high chemical resistant industrial flooring, coatings and chemical resistant tank linings. K-42 Dark brown liquid Max 16 15,000 - 21,000 4.4 - 4.8 (eq/kg) 114.0 60 An aromatic amine curing agent with high reactivity to be used along with curing agent K-41. K-49 Brown liquid Max 13 700 - 900 4.7 - 5.0 (eq/kg) 114.0 60 A low viscosity aromatic amine curing agent with moderate reactivity recommended to achieve high chemical resistance in flooring, coatings and tank linings. K-92 Brown liquid Max 13 5,000 - 7,500 4.4 - 5.1 (eq/kg) 114.0 60 An ambient curing modified aromatic amine curing agent recommended for high chemical resistant coatings, tank linings and flooring. AH-664 Dark brown liquid Max 12 3,500 - 6,500 430 - 470 65.0 34 A liquid aromatic amine with high viscosity and low reactivity recommended to use along with an accelerator for composite applications. K-450 Dark brown liquid (solidifies upon storage) – 250 - 400 @ 40°C 430 - 450 65.0 34 A liquid aromatic amine curing agent with very low reactivity recommended to use along with an accelerator for composite applications. CURING AGENTS CURING AGENTS Lapox® Appearance Colour Viscosity 1 @ 25°C Amine value AHEW Mixing ratio2 Recommendations – Gardner mPa∙s mg KOH/g g/eq pbw ASH-10 Crystalline powder White to off-white 176 - 185 (melting point in °C) 99% (purity) – 35 An aromatic amine curing agent (4,4’-DDS) suitable to manufacture prepregs for advanced composites, printed circuit boards (PCB), powder coating and electronic moulding compounds (EMC). CAS # 80-08-0 ASH-10 FF Crystalline powder White to off-white 176 - 185 (melting point in °C) 99% (purity) – 35 An aromatic amine curing agent (sulfone) - free flowing version of ASH-10 suitable to manufacture prepregs for advanced composites, PCB, powder coating and EMC. CAS # 80-08-0 ASH-10 MIC Micronised powder White to off-white 176 - 180 (melting point in °C) 99% (purity) – 35 An aromatic amine curing agent (sulfone) - micronised version of ASH-10 for uniform dispersion in solvent free resins. The product is suitable to manufacture prepregs for advanced composites. CAS # 80-08-0 ASH-11 Crystalline powder White to brownish 167 - 175 (melting point in °C) 99% (purity) – 35 An aromatic amine curing agent (3,3’-DDS) which is more reactive than ASH-10. The product is suitable for fast curing and higher productivity. CAS # 599-61-1 ASH-11 MIC Micronised powder Off-white to yellowish brown 167 - 175 (melting point in °C) 99% (purity) – 35 An aromatic amine curing agent (sulfone) - micronised version of ASH-11 suitable for fast curing and higher productivity. CAS # 599-61-1 AH-681 Dark brown liquid Max 18 2,000 - 3,000 760 - 790 47.5 25 A modified aromatic amine curing agent recommended for high chemical resistant composite applications. AH-682 Yellowish brown liquid Max 8 50 - 150 – 46.0 24 A modified aromatic amine recommended for composites and laminating applicatons. K-5200 (AH-618) Yellow to brown liquid Max 15 100 - 300 628 - 634 – 24 A hot curing aromatic amine curing agent recommended for achieving a long pot life and high glass transition temperature. 1Brookfield viscosity 2With liquid epoxy resin of EEW:190 *Method: Colour - ASTM D1544; Viscosity - ASTM D2196; Amine value - ISO 9702 DDM based Ethyl substiuted DDM based 4,4’-DDS 3,3’-DDS 16 17

ALIPHATIC AMINES AND THEIR ADDUCTS Aliphatic amines are low in viscosity and are preferred curing agents at ambient conditions for general applications. They offer excellent combinations of properties and are used in adhesives, coatings, composites and construction applications. Atul offers several grades of aliphatic amine curing agents with varying viscosities, reactivity and performance properties after optimum curing. Aliphatic polyamine Lapox® Colour Viscosity1 @ 25°C Amine value Pot life2 @ 25°C AHEW Mixing ratio3 Recommendations Gardner mPa∙s mg KOH/g minutes g/eq pbw AH-313 Max 4 30 - 70 1,290 - 1,370 30 - 40 27.0 12 An unmodified aliphatic polyamine recommended for adhesives, castings, coatings and composite applications. AH-315 Max 1 5 - 15 – 7 - 9 hr 61.0 32 An unmodified polyether amine recommended for adhesives, composites, coatings and casting applications. AH-332 to AH-338 Max 4 10 - 150 – 10 min - 10 hr 32 A comprehensive range of 7 aliphatic amine curing agents with varying pot life and viscosity recommended for composites, adhesives, construction and coating applications. AH-341 Max 2 30 - 100 290 - 320 110 - 140 76.0 40 A modified aliphatic polyamine curing agent recommended for high solids coatings with a long pot life. AH-342 Yellow brown 19,000 - 31,000 500 - 640 15 - 254 152.0 80 A modified polyamine adduct with high reactivity recommended for adhesives and sealants. AH-348 Max 1 5 - 10 680 - 720 40 - 50 39.5 21 An unmodified aliphatic polyamine curing agent recommended for mortar mastics and coatings. AH-350 Max 8 500 - 1,000 650 - 750 3 - 45 76.0 40 A modified polyamine adduct with high reactivity recommended for adhesives and sealants. AH-351 Max 4 500 - 1,000 575 - 625 35 - 45 48.0 25 A light coloured modified polyamine curing agent recommended to use along with resin ARPN-54 to achieve 98% sulphuric acid resistance. AH-354 Max 8 60,000 - 1,00,000 340 - 375 5 - 106 190 100 A high viscosity aliphatic amine curing agent with extremely fast reactivity recommended as a co-curing agent for slow curing agents. The product can be used for making very fast setting adhesives and putties. AH-370 Max 5 4,500 - 7,500 600 - 700 5 - 10 95.0 50 A modified polyamine with fast reactivity recommended for adhesives, solvent-free and high solids coatings. CURING AGENTS CURING AGENTS Lapox® Colour Viscosity1 @ 25°C Amine value Pot life2 @ 25°C AHEW Mixing ratio3 Recommendations Gardner mPa∙s mg KOH/g minutes g/eq pbw AH-371 Max 5 100 - 400 900 - 1,000 10 - 15 34.2 18 A low viscosity modified polyamine recommended for mortar, mastics and crack filling applications. AH-372 Max 3 350 - 550 600 - 700 20 - 30 47.5 25 A modified polyamine recommended for moratr, mastica and crack filling application. AH-373 Max 5 350 - 550 500 - 600 30 - 40 47.5 25 A modified polyamine recommended for adhesive, moratrs, mastics and crack filling applications. K-6 (AH-312) Max 3 – – 30 - 40 19.0 10 - 12 An unmodified aliphatic polyamine recommended for adhesives, castings, coatings, construction and composite applications. K-7 (AH-311) Max 1 5 -10 1,600 - 1,650 15 - 30 21.0 8 An unmodified aliphatic polyamine recommended for adhesives, castings, coatings and composite applications. K-48 Max 4 150 - 300 17.0 - 17.8 (eq/kg) 20 - 30 34.0 18 A modified polyamine curing agent with low vapour pressure and high reactivity recommended for adhesives, composites, castings and coating applications. K-54 (AH-356) Max 2 2,900 - 3,600 398 - 415 15 - 30 67.0 35 A modified polyamine adduct recommended for high solids coatings, mortars and adhesives. K-105 Black 3,000 - 6,000 – 20 - 25 190.0 100 A coal tar modified polyamine adduct recommended for construction and high build coatings with resin ARB-28. K-306 Clear liquid 850 - 1,200 – – – 100 (with resin ARL-148) A butylated melamine formaldehyde curing agent recommended for backing enamel with resin ARL-148 for polyester film coatings. XH-61 (AH-321) Max 2 1,500 - 2,000 165 - 210 4 - 6 hr 195.0 30 (with resin P-101) A modified polyamine adduct solution in xylene and butanol recommended for clear coatings. 1Brookfield viscosity 2100 g mix mass in plastic cup with liquid epoxy resin of EEW:190 3With liquid epoxy resin of EEW:190 4With liquid epoxy resin of EEW:190 of 25 g mix mass at 27°C 5With liquid epoxy resin of EEW:190 of 14 g mix mass at 27°C 6With liquid epoxy resin of EEW:190 of 20 g mix mass at 27°C *Method: Colour - ASTM D1544; Viscosity - ASTM D2196; Amine value - ISO 9702; Pot life - ASTM D2471 18 19

CYCLOALIPHATIC AMINE CURING AGENTS AND THEIR ADDUCTS Cycloaliphatic amine curing agents offer low colour and viscosity. They are widely used in adhesives, coatings, composites and self-leveling flooring. Lapox® Colour Viscosity1 @ 25°C Amine value Pot life2 @ 25°C AHEW Mixing ratio3 Recommendations Gardner mPa∙s mg KOH/g minutes g/eq pbw AH-411 Max 1 10 - 20 – 90 - 120 – 23 An unmodified low viscosity cycloaliphatic amine curing agent for coatings, composite applications and flooring. AH-412 (K-552) Max 4 50 - 150 – 110 - 1604 – 38 A low viscosity cycloaliphatic amine curing agent for composite applications. The product offers excellent mechanical properties in static and dynamic working conditions. AH-416 Max 1 400 - 800 250 - 300 30 - 45 114.0 60 A moderate viscosity, modified cycloaliphatic amine curing agent recommended for coatings and self-leveling flooring with high gloss. AH-420 (K-964) Max 3 40 - 60 320 - 340 25 - 40 91.0 48 A very low viscosity cycloaliphatic amine curing agent with moderate pot life for protective coatings and flooring with better chemical resistance. AH-422 Max 50 5 (APHA) 100 - 200 – 200 - 250 60.0 32 A unmodified cycloaliphatic amine suitable for solvent free coatings, composite and adhesive applications. AH-424 Max 2 20 - 50 330 - 360 25 - 35 86.0 45 A low viscosity, modified cycloaliphatic amine curing agent to facilitate higher filler loading recommended for self-leveling flooring and coatings. AH-428 Max 1 50 - 150 340 - 390 30 - 40 86.0 45 A low viscosity cycloaliphatic amine curing agent with fast reactivity recommended for coatings, self-leveling flooring with high gloss and colour stability. AH-439 Max 100 5 (APHA) – Min 98 (purity by GC) 15 - 30 43.7 23 A unmodified cycloaliphatic amine suitable for adhesives, protective coatings and mortars. It offers fast reactivity at room temperature. AH-440 Max 2 150 - 300 335 - 375 25 - 40 75.0 40 A low viscosity, accelerated cycloaliphatic amine curing agent suitable for solvent-free coatings and flooring. AH-442 Max 30 5 (APHA) 80 - 90 515 - 525 – 52.5 28 A liquid unmodified cycloaliphatic amine recommended for structural composite applications having high chemical resistance and good resistance to UV light. K-302 Max 2 300 - 600 260 - 310 40 - 50 95.0 50 A transparent, modified cycloaliphatic amine curing agent suitable for self-leveling flooring, solvent-free coating and clear casting applications. 1Brookfield viscosity 2100 g mix mass in plastic cup with liquid epoxy resin of EEW:190 3With liquid epoxy resin of EEW:190 4100 g mix mass in plastic cup with ARPN-52 (L-552) resin 5ASTM D1209 *Method: Colour - ASTM D1544; Viscosity - ASTM D2196; Amine value - ISO 9702; Pot life - ASTM D2471 Cycloaliphatic polyamine CURING AGENTS Lapox® Colour Viscosity1 @ 25°C Amine value Pot life2 @ 25°C AHEW Mixing ratio3 Recommendations Gardner mPa∙s mg KOH/g minutes g/eq pbw AH-711 Max 9 50,000 - 75,000 @ 40°C 210 - 230 – 190 - 238 100 - 125 A high viscosity polyamide curing agent recommended for adhesives, sealants and anti-corrosive coatings. AH-712 Max 9 45,000 - 60,000 290 - 320 110 - 130 105 - 124 55 - 65 A high viscosity polyamide curing agent recommended for protective coatings, adhesives, flooring, marine coatings and industrial paints. AH-713 (K-46) Max 9 12,000 - 18,000 350 - 400 60 - 80 95 50 A moderate viscosity polyamide curing agent recommended for high solids coatings, primers, grouts, mortars, adhesives, marine and industrial paints. AH-714 Max 8 500 - 1,000 425 - 450 120 - 130 95 50 A low viscosity polyamide curing agent recommended for grouts, crack injection, primers, protective coatings, tile gap filling, mortars and adhesives. AH-716 (K-29) Max 10 2,500 - 5,500 202 - 225 80 - 100 190 100 A low viscosity modified polyamide curing agent recommended for high solids coatings, primers and floor coatings. AH-725 Max 8 7,000 - 11,000 400 - 450 40 - 50 95 50 A moderate viscosity polyamide curing agent recommended for adhesives, mortars and protective coating applications. The product provides faster reactivity and early development of mechanical properties. AH-727 Max 12 1,000 - 2,000 280 - 320 45 - 65 114 60 A modified polyamide curing agent suitable for curing under wet | damp conditions. The product provides excellent adhesion to metal and concrete surfaces. AH-747 Max 12 1,000 - 2,000 250 - 290 55 - 65 114 60 A modified polyamidoamide curing agent suitable for curing under wet | damp conditions. The product provides excellent adhesion to metal and concrete surfaces. It is recommended as a primer for flooring and coating applications. POLYAMIDE CURING AGENTS A polyamide curing agent is a reaction product of dimer acid and polyamine. These curing agents can be blended with epoxy resins in a variety of mixing ratios. Good chemical resistance, film forming character, high gloss and excellent adhesion make them suitable for coating and adhesive applications. Atul offers various curing agents under this category with varying viscosities and reactivity. 1Brookfield viscosity 2100 g mix mass in plastic cup with liquid epoxy resin of EEW:190 3With liquid epoxy resin of EEW:190 *Method: Colour - ASTM D1544; Viscosity - ASTM D2196; Amine value - ISO 9702; Pot life - ASTM D2471 Polyamide CURING AGENTS 20 21

Lapox® Colour Viscosity1 @ 25°C Amine value Pot life2 @ 25°C AHEW Thin film set time (8 mils) Mixing ratio3 Recommendations Gardner mPa∙s mg KOH/g minutes g/eq hours pbw AH-543 (XH-80) Max 15 2,000 - 5,000 300 - 350 50 - 65 125 4 - 5 67 A light coloured and low viscosity phenalkamine curing agent useful for heavy duty anti-corrosive coatings for marine applications. 1Brookfield viscosity 2100 g mix mass in plastic cup with liquid epoxy resin of EEW:190 3With liquid epoxy resin of EEW:190 *Method: Colour - ASTM D1544; Viscosity - ASTM D2196; Amine value - ISO 9702; Pot life - ASTM D2471 PHENALKAMINE CURING AGENTS A phenalkamine is a reaction product of cardanol and polyamine. They cure epoxy resins at low temperatures, even in moist conditions. They are preferred for protective and marine coatings in cold conditions. Phenalkamine CURING AGENTS ANNEXURE Calculating the mixing ratio of epoxy resin with curing agent: To calculate Amine Hydrogen Equivalent Weight (AHEW), use the following equation: AHEW = Molecular weight of amine Number of active hydrogen atoms To calculate the stoichiometric ratio of curing agent with resin, use the following equation: PHR of amine = AHEW X 100 Epoxy Equivalent Weight To calculate Epoxy Equivalent Weight (EEW) of the mixture that contains reactive and non-reactive additives, diluents and fillers, use the following equation: EEW of the mixture = Total weight Weight of component A Weight of component B Weight of component C EEW of component A EEW of component B EEW of component C 22 23

Visit us at: www.atul.co.in AROMATICS COLORS CROP PROTECTION FLORAS PHARMACEUTICALS POLYMERS BULK CHEMICALS AND INTERMEDIATES Disclaimer: Information given in this guide is only for guidance without any responsibility on Atul Ltd (Atul). Results vary depending upon application and various other parameters | conditions for which no guarantee or warranty is given by Atul. Atul will not be liable for any damage | loss which users may suffer. INDIA Registered office Atul House G I Patel Marg Ahmedabad 380 014, Gujarat India (+91 79) 26461294 shareholders@atul.co.in February 2020 Head office Atul 396 020, Gujarat India (+91 2632) 230000 contact@atul.co.in www.atul.co.in www.facebook.com/AtulLtd OUTSIDE INDIA Atul Brasil Quimicos Ltda Avenido lpiranga, 318 Conjunto 1.001 Bloco A - Bairro República São Paulo (SP), CEP 01046-010 Brazil (+55 19) 99944-2500 contact@atulbrazil.com Atul China Ltd Room number 806 Building 2E 686 Wuzhong Road Shanghai 201103 China (+86 21) 64753255 contact@atulchina.com Atul Europe Ltd 1|B Dean Row Court Summerfields Village Centre Dean Row Road Wilmslow SK9 2TB, Cheshire United Kingdom (+44 1625) 539209 contact@atuleurope.com Atul Middle East FZ-LLC Office number 43, Floor 3 Nucleotide Complex Dubai Science Park, Emirates Road Al Barsha South, Dubai PO Box 500767 United Arab Emirates contact@atuluae.com Atul USA Inc 6917 Shannon Willow Road, # 400 Charlotte, NC 28226 United States of America (+1 704) 540 8460 contact@atulusa.com KEY MARKETS SOUTH AMERICA Argentina Brazil Colombia Peru AFRICA Algeria Egypt Ethiopia Kenya Morocco Nigeria South Africa Tunisia SOUTH ASIA Bangladesh India Sri Lanka OCEANIA Australia New Zealand SOUTH EAST ASIA Indonesia Malaysia Singapore Thailand Vietnam FAR EAST China, Hong Kong Japan, Korea, Taiwan EUROPE Belgium, Czech Republic, Finland France, Germany, Hungary, Italy Norway, Russia, UK, Ukraine NORTH AMERICA Canada USA MIDDLE EAST Bahrain, Israel, Kuwait Oman, Qatar, Saudi Arabia Turkey, UAE ATUL Polymers Business - Mumbai (Dadar) Atul House 310 B, Veer Savarkar Marg Dadar (West ) Mumbai 400 028, Maharashtra India (+91 22) 62559700 Polymers Business - Mumbai (Goregaon) Floor 15, C wing, Lotus Corporate Park Western Express Highway Goregaon (East ) Mumbai 400 063, Maharashtra India (+91 22) 62505200 polymers@atul.co.in

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