Patent ID: 8124311

Claim:
A photosensitive molecular compound having a structure of the following Formula 1, in Formula 1, R 1 is hydrogen atom or methyl group (CH 3 ); wherein i) R a and R b each is independently alkyl group of 1-6 carbon atoms, alkylcarbonyl group of 2-7 carbon atoms, aryl group of 6-10 carbon atoms or arylcarbonyl group of 7-11 carbon atoms, or ii) R a and R b are combined as a single group which is doubly bonded to nitrogen atom, and wherein said single group is an alkyl or cycloalkyl group of 1-20 carbon atoms or arylalkyl group of 7-20 carbon atoms, or iii) R a and R b each is independently alkyl group of 1-6 carbon atoms, alkylcarbonyl group of 2-7 carbon atoms, aryl group of 6-10 carbon atoms or arylcarbonyl group of 7-11 carbon atoms and wherein R a and R b combine with the nitrogen atom to form a ring.