Patent ID: 9164195
Filing Date: 2015-10-20
Classification: C08F,C08K,G02B,Y10T

Abstract:
1. A method of making a microstructure-bearing article comprising (a) providing a substantially solvent free polymerizable resin composition comprising wherein each R1 is independently H or methyl; each R2 is independently Br; m ranges from 0 to 4; each Q is independently O or S; n ranges from 0 to 10; L is a C2 to C12 alkylene group optionally substituted with one or more hydroxyl groups; z is a fused aromatic ring; t is 1; and at least one of the -Q[L—O]n C(O)C(R1)=CH (b) depositing the polymerizable composition onto a master negative microstructured molding surface; (c) filling the cavities by moving a bead of the polymerizable composition between a preformed base and the master; and (d) curing the composition.