Photopolymerization sensitizers active at longer wavelengths

Details Photopolymerization sensitizers active at longer wavelengths Photopolymerization sensitizers active at longer wavelengths

1989-12-08

1991-01-22

Lee, May C.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D45102

Patent

active

049872303

ABSTRACT:
A new class of sensitizers for photopolymerizable compositions is disclosed derived from cyclic ketones and tricyclic aminoaldehydes. A preferred compound is cyclopentanone, 2,5-bis[2,3,6,7-tetrahydro-1H,5H-benzo[i,j]quinolizin-9-methylene] ##STR1##

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Chemical Abstracts Service, Abstract Number 110: 183067(j) of JP 63-145302 (1988).
Chemical Abstracts Service, Abstract Number 112: 28141(6) of JP-01-46745 (1989).
Basic Principles of Organic Chemistry, J. D. Roberts et al. New York, 1964.

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