Photoreactive exo-rich norbornene polymer and method for preparing the same

A norbornene polymer comprising norbornene monomers having a photoreactive functional group wherein said norbornene monomers contain at least 50 mol % of exo isomers, and the norbornene monomers are a compound represented by the following Formula 1:

• in Formula 1,
• p is an integer in the range of 0 to 4,
• at least one of R1, R2, R3, and R4 is a radical that is selected from the group consisting of the following Formulae 1a, 1b, 1c, 1d and 1e, and the remains are each independently selected from the group consisting of hydrogen;
• halogen;
• substituted or unsubstituted C1-20 alkyl;
• substituted or unsubstituted C2-20 alkenyl;
• substituted or unsubstituted C5-12 cycloalkyl;
• substituted or unsubstituted C6-40 aryl;
• substituted or unsubstituted C7-15 aralkyl;
• substituted or unsubstituted C2-20 alkynyl;
• and a non-hydrocarbonaceous polar group that comprises one or more elements selected from the group consisting of oxygen, nitrogen, phosphorus, sulfur, silicon, and boron,
• if R1, R2, R3, and R4 are not hydrogen, halogen, or a polar functional group, R1 and R2, or R3 and R4 may be bonded to each other to form a C1-10 alkylidene group, or R1 or R2, may be bonded to any one of R3 and R4 to form a saturated or unsaturated C4-12 ring or an aromatic ring having 6 to 24 carbon atoms,
• the non-hydrocarbonaceous polar group is —OR6, —R5OR6, —OC(O)OR6, —R5OC(O)OR6, —C(O)OR6, —R5C(O)OR6, —C(O)R6, —R5C(O)R6, —OC(O)R6, —R5OC(O)R6, —(R5O)p—OR6 (p is an integer in the range of 1 to 10), —(OR5)p—OR6 (p is an integer in the range of 1 to 10), —C(O)—O—C(O)R6, —R5C(O)—O—C(O)R6, —SR6, —R5SR6, —SSR6, —R5SSR6, —S(═O)R6, —R5S(═O)R6, —R5C(═S)R6, —R5C(═S)SR6, —R5SO3R6, —SO3R6, —R5N═C═S, —N═C═S, —NCO, —R5—NCO, —CN, —R5CN, —NNC(═S)R6, —R5NNC(═S)R6, —NO2, —R5NO2,
• R5 of each of the functional groups is substituted or unsubstituted C1-20 alkylene;
• substituted or unsubstituted C2-20 alkenylene;
• substituted or unsubstituted C5-12 cycloalkylene;
• substituted or unsubstituted C6-40 arylene;
• substituted or unsubstituted C7-15 aralkylene;
• or substituted or unsubstituted C2-20 alkynylene,
• R6, R7 and R8 are each independently hydrogen;
• halogen;
• substituted or unsubstituted C1-20 alkyl;
• substituted or unsubstituted C2-20 alkenyl;
• substituted or unsubstituted C5-12 cycloalkyl;
• substituted or unsubstituted C6-40 aryl;
• substituted or unsubstituted C7-15 aralkyl;
• or substituted or unsubstituted C2-20 alkynyl,
• in Formulae 1a, 1b, 1c, 1d and 1e,
• A and A′ are substituted or unsubstituted C1-20 alkylene, carbonyl, carboxy, substituted or unsubstituted C6-40 arylene, or a simple bond;
• B is oxygen, sulfur, —NH—, or a simple bond;
• X is oxygen or sulfur;
• R9 is a simple bond, substituted or unsubstituted C1-20 alkylene;
• substituted or unsubstituted C2-20 alkenylene;
• substituted or unsubstituted C5-12 cycloalkylene;
• substituted or unsubstituted C6-40 arylene;
• substituted or unsubstituted C7-15 aralkylene;
• or substituted or unsubstituted C2-20 alkynylene;
• in Formula 1a,
• R10 is C6-40 aryl;
• or C6-40 hetero aryl that comprises Group 14, 15 or 16 hetero elements, and aryl or hetero aryl is substituted with substituted or unsubstituted C1-20 alkoxy or substituted or unsubstituted C6-30 aryloxy;
• in Formulae 1b and 1c,
• R10, R11, R12, and R13 are each independently selected from the group consisting of substituted or unsubstituted C1-20 alkyl;
• substituted or unsubstituted C1-20 alkoxy;
• substituted or unsubstituted C6-30 aryloxy;
• substituted or unsubstituted C6-40 aryl;
• C6-40 hetero aryl that comprises Group 14, 15 or 16 hetero elements;
• and substituted or unsubstituted C6-40 alkoxyaryl,
• R14 is C6-40 aryl;
• or C6-40 hetero aryl that comprises Group 14, 15 or 16 hetero elements, and the aryl or hetero aryl is substituted with substituted or unsubstituted C1-20 alkoxy or substituted or unsubstituted C6-30 aryloxy;
• in Formula 1d,
• R10 and R14 are each independently are selected from the group consisting of substituted or unsubstituted C1-20 alkyl;
• substituted or unsubstituted C1-20 alkoxy;
• substituted or unsubstituted C6-30 aryloxy;
• substituted or unsubstituted C6-40 aryl;
• C6-40 hetero aryl that comprises Group 14, 15 or 16 hetero elements;
• and substituted or unsubstituted C6-40 alkoxyaryl,
• at least one of R11, R12, and R13 is C6-40 aryl;
• or C6-40 hetero aryl that comprises Group 14, 15 or 16 hetero elements, and the aryl or hetero aryl is substituted with substituted or unsubstituted C1-20 alkoxy or substituted or unsubstituted C6-30 aryloxy;
• and
• in Formula 1e,
• at least one of R10 and R11, is C6-40 aryl;
• or C6-40 hetero aryl that comprises Group 14, 15 or 16 hetero elements, and the aryl or the hetero aryl is substituted with substituted or unsubstituted C1-20 alkoxy or substituted or unsubstituted C6-30 aryloxy;
• and the remains are selected from the group consisting of hydrogen, substituted or unsubstituted C1-20 alkyl;
• substituted or unsubstituted C1-20 alkoxy;
• substituted or unsubstituted C6-30 aryloxy;
• and substituted or unsubstituted C6-40 alkoxyaryl.