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
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