Patent ID: 8450433
Filing Date: 2013-05-28
Classification: C04B,C08G,C08L

Abstract:
1. High specific gravity marble chips prepared by curing a resin composition comprising: brominated bisphenol A epoxy resin binder containing 15 to 65% of bromine and having an epoxy equivalent weight of 200 to 7,000 g/eq; and a curing agent, wherein the curing agent comprises at least one member selected from the group consisting of polyoxylalkylenepolyamine, polyamidoamine, aliphatic amine, tertiary amine, aromatic aliphatic amine, cycloaliphatic amine, aromatic amine, imidazole, urea, isophorone diamine, dicyandiamide, anhydrides, methylethylketone peroxide, benzoyl peroxide and t-butyl peroxide, and wherein the resin composition is cured and crushed into the high specific gravity marble chips having a size ranging from 0.1 mm to 2.0 mm and a specific gravity ranging from 1.45 to 1.75.