Patent ID: 7601274
Filing Date: 2009-10-13
Classification: C09K

Abstract:
1. A shape memory main-chain smectic-C elastomer, consisting of the hydrosilylation product of a reaction mixture comprising: (a) a liquid crystalline diene having the structure wherein each occurrence of R 1 is independently selected from C 1 -C 12 hydrocarbyl, C 1 -C 12 hydrocarbyloxy, unsubstituted or substituted phenoxy, unsubstituted or substituted thiophenoxy, unsubstituted or substituted benzyl, unsubstituted or substituted benzoyl, unsubstituted or substituted phenyl sulfonyl, and unsubstituted or substituted phenyl sulfinyl; wherein each occurrence of m is 1 to about 10; and wherein n is 0 to 4; (b) a polyvinyl crosslinking agent; and (c) a bis(silyl hydride) compound.