| abstract |
Disclosed is a photopolymerization sensitizer having a new skeleton structure that is not an anthracene skeleton, a naphthalene skeleton, or a thioxanthone skeleton. A 5,6,11,12-tetra (substituted oxy) dibenzo [b, h] biphenylene compound having a photodimer structure of 1,4-naphthoquinone represented by the following general formula (1). (In General Formula (1), A represents an alkyl group having 1 to 10 carbon atoms, an acyl group having 2 to 11 carbon atoms, or a carbonic acid ester group having 2 to 11 carbon atoms, X is a hydrogen atom, 8 represents an alkyl group or an alkoxy group having 1 to 8 carbon atoms.) [Selection figure] None |