Patent ID: 7541073
Filing Date: 2009-06-02
Classification: C08J,C09K,G02F

Abstract:
1. A composition for forming a liquid crystal alignment film, which comprises a polymer produced by polymerizing a component for polymerization including the compound shown in the following Formula 1: in the Formula 1, p is an integer ranging from 0 to 4; at least one of R the balance of R R in the above Formulae 1a, 1b, 1c, and 1d, A and A′ is substituted or unsubstituted alkylenes having the number of carbon atoms of 1-20, carbonyl, carboxy, or substituted or unsubstituted arylenes having the number of carbon atoms of 6-40; B is oxygen, sulfur, or —NH—; X is oxygen or sulfur; R R