Patent ID: 9381733
Filing Date: 2016-07-05
CPC Classification: G03F

Claim Text:
1. A preparation method of a printing plate for alignment film, comprising: mixing 40-70 parts by mass of a resin for the printing plate for alignment film, 10-20 parts by mass of an epoxy acrylic resin, 10-20 parts by mass of a photoinitiator, and 20-30 parts by mass of a peroxide initiator to form a mixture, and then coating the mixture on a surface of a substrate; exposing the substrate with an ultraviolet ray and developing the substrate; and subjecting the exposed and developed substrate to a thermal curing process, wherein the epoxy acrylic resin is a mixture of: a polymer of the following formula: wherein R is  and n is a positive integer less than or equal to 1200; and an epoxy resin of the following formula: wherein the structure of R is the same as above.