Patent ID: 8829068

Claim:
A polymer comprising: 1) a repeating unit represented by the following Formula 1; 2) a repeating unit represented by the following Formula 2; 3) a repeating unit represented by the following Formula 3; 4) a repeating unit represented by the following Formula 4; 5) a repeating unit represented by the following Formula 5; and 6) a repeating unit represented by the following Formula 6: wherein, R1, R2, R3, R4, R5, R6, R8, R9, R10, R2, R13, R14, R17, R18 and R19 are the same as or different from each other, and each independently hydrogen or a C 1 to C 12 alkyl group, R7 is a C 8 to C 18 alkyl group, R11 is a dicyclopentanyl group, a dicyclopentenyl group, a dicyclopentenyloxyethyl group, an adamantyl group or an isobornyl group, R15 is a C 1 to C 12 alkyl group which is unsubstituted or substituted by halogen, a C 6 to C 20 aryl group or a C 1 to C 12 alkoxy group; a C1 to C3 alkoxy polyalkylene glycol group having 2 to 30 alkoxyl repeat units; or a C 6 to C 20 aryl group which is unsubstituted or substituted by halogen, a C 1 to C 12 alkyl group or a C 1 to C 12 alkoxy, R16 is a C 1 to C 12 alkyl group which is unsubstituted or substituted by halogen, a C 6 to C 20 aryl group or a C 1 to C 12 alkoxy group; a C 1 to C 12 alkylester group; or a C 6 to C 20 aryl group which is unsubstituted or substituted by halogen, a C 1 to C 12 alkyl group, a C 6 to C 20 aryl group or a C 1 to C 12 alkoxy, R20 is a C 6 to C 20 aryl group which is unsubstituted or substituted by halogen, a C 1 to C 12 alkyl group, a C 6 to C 20 aryl group or a C 1 to C 12 alkoxy group, a is 10 to 60, b is 10 to 60, c is 10 to 60, d is 1 to 90, e is 1 to 30, and f is 1 to 30.