| 摘要 |
PURPOSE:To obtain the titled coating, consisting of a bisphenol A type blended epoxy resin, imidazole based compound, dicyandiamide, etc., having excellent adhesive properties to solid surfaces, such as metal, and useful as electrical.electronic parts, etc. CONSTITUTION:The titled coating, obtained by blending (A) 100pts.wt. bisphenol A type blended epoxy resin, consisting of a bisphenol A type epoxy resin having 300-1,000 molecular weight and a bisphenol A type epoxy resin having 2,500-8,000 molecular weight and having 800-2,000 average molecular weight with (B) 0.1-3pts.wt. imidazole based compound, (C) 1-10pts.wt. dicyandiamide, (D) a preliminary reaction product of the imidazole based compound/epoxy resin so as to satisfy the formula 0.5<X/Y<1.2 (X is epoxy equivalent of epoxy resin; Y is NH group equivalent in the imidazole compound) and (E) a filler (e.g. calcium carbonate) and having excellent film cutting ability.
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