Patent ID: 6569943
Filing Date: 2003-05-27
Classification: C08F,C08J,C08L,H05K,Y10T

Abstract:
A composite comprising a copper support, and a cured thermosetting composition which is supported on said copper support and which comprises:(b) from 20 to 90% by weight of one or more ethylenically unsaturated aromatic monomers having the formula: â€ƒwhere R1 represents a hydrogen, an alkene group or alkyl groups and n=1, or where R1 represents halogen atoms n=1 to 3, and R2 represents a hydrogen atom or an alkyl group; (c) from 1 to 50% by weight of a vinyl-terminated polymer (VTP) selected from the group of: v. a vinyl-terminated polybutadiene homopolymer containing a urethane group vi. a vinyl-terminated butadiene-styrene copolymer containing a urethane group vii. a vinyl-terminated polybutadiene homopolymer containing an ester group viii. a vinyl-terminated butadiene-styrene copolymer containing an ester group (e) from 5 to 60% by weight of a woven fabric, and; (f) from 0.01 to 1% by weight of an organic peroxide.