Patent ID: 7541073

Claim:
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 1 , R 2 , R 3 and R 4 is a radical selected from the group consisting of the following Formulae 1a, 1b, 1c, and 1d; the balance of R 1 , R 2 , R 3 and R 4 is independently a group selected from the group consisting of hydrogen, halogens, substituted or unsubstituted alkyls having the number of carbon atoms of 1-20, substituted or unsubstituted alkenyls having the number of carbon atoms of 2-20, substituted or unsubstituted saturated or unsaturated cycloalkyls having the number of carbon atoms of 5-12, substituted or unsubstituted aryls having the number of carbon atoms of 6-40, substituted or unsubstituted aralkyls having the number of carbon atoms of 7-15, substituted or unsubstituted alkynyls having the number of carbon atoms of 2-20, and a non-hydrocarbonaceous polar group including at least one of oxygen, nitrogen, phosphorus, sulfur, silicon, and boron; or R 1 and R 2 , or R 3 and R 4 may be connected to each other to form an alkylidene group having the number of carbon atoms of 1-10, or R 1 or R 2 may be connected to any one of R 3 and R 4 to form a saturated or unsaturated cyclo alkyl having the number of carbon atoms of 4-12 or an aryl having the number of carbon atoms of 6-24; 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 9 is a group selected from the group consisting of a simple bond, substituted or unsubstituted alkylenes having the number of carbon atoms of 1-20, substituted or unsubstituted alkenylenes having the number of carbon atoms of 2-20, substituted or unsubstituted saturated or unsaturated cycloalkylenes having the number of carbon atoms of 5-12, substituted or unsubstituted arylenes having the number of carbon atoms of 6-40, substituted or unsubstituted aralkylenes having the number of carbon atoms of 7-15, and substituted or unsubstituted alkynylenes having the number of carbon atoms of 2-20; and R 10 , R 11 , R 12 , R 13 , and R 14 are independently a group selected from the group consisting of substituted or unsubstituted alkyls having the number of carbon atoms of 1-20, substituted or unsubstituted alkoxys having the number of carbon atoms of 1-20, substituted or unsubstituted aryloxys having the number of carbon atoms of 6-30, and substituted or unsubstituted aryls having the number of carbon atoms of 6-40.