Reactive catalyst for liquid coating compositions

Details Reactive catalyst for liquid coating compositions Reactive catalyst for liquid coating compositions

C - Chemistry, Metallurgy

07

C

400/114, 252/41,

C07C 69/76 (2006.01) C08G 12/32 (2006.01) C08G 59/68 (2006.01) C08K 5/12 (2006.01) C09D 133/06 (2006.01) C09D 161/20 (2006.01) C09D 163/00 (2006.01) C09D 167/00 (2006.01) C08L 61/20 (2006.01)

Patent

CA 1253874

ABSTRACT OF THE DISCLOSURE A reactive catalyst which is a solid at 30°C for liquid coating compositions and a process for making this catalyst in which the catalyst has one of the following structures: Image or mixtures of the above; where R is an alkyl group or a hydroxy alkyl group having 6-18 carbon atoms; the catalyst is prepared by reacting in a 1:1 molar ratio trimellitic an- hydride and an aliphatic monohydric alcohol or an aliphatic diol; the catalyst is useful in liquid coating composition in which the binder is composed of a polymer having reactive hydroxyl, epoxy or methylol amide groups and a melamine, benzoguanamine, or urea crosslinking agent.

376030

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