Patent ID: 7795354
Filing Date: 2010-09-14
Classification: C03C,C08K,C08L,D04H,D06M

Abstract:
1. A cured binder composition prepared by heating at a temperature of 175° to 300° C. a substantially alkaline aqueous, formaldehyde free composition comprising a mixture of: (1) a hydrolyzed copolymer of maleic anhydride and a vinyl aromatic compound, said hydrolyzed copolymer having been solubilized using ammonia, a secondary alkanolamine, a tertiary alkanolamine, or a mixture thereof and (2) a polyol selected from diethanolamine, triethanolamine, or a mixture thereof wherein said cured binder composition cures at a temperature between 175° and 300° C. and has crosslinks that form through esterification reactions between the copolymer and the polyol.