Photopolymerizable composition containing an N-heterocyclic phot

Details Photopolymerizable composition containing an N-heterocyclic phot Photopolymerizable composition containing an N-heterocyclic phot

1997-11-03

2000-09-05

Nuzzolillo, Maria

Radiation imagery chemistry: process, composition, or product th

Imaging affecting physical property of radiation sensitive...

Radiation sensitive composition or product or process of making

4302701, 430920, 430922, 522 26, 522 50, G03C 173

Patent

active

061140910

ABSTRACT:
A photopolymerizable composition, which contains a polymeric binder, a compound which can be polymerized by free radicals and has at least one terminal ethylenic double bond and a photoinitiator combination comprising an N-heterocyclic compound, a thioxanthone derivative and a dialkylamino compound, is highly photosensitive and produces photoresist stencils with vertical side walls.

REFERENCES:
Kosar, Jaromir. Light-Sensitive Systems: Chemistry and Application of Nonsilver Halide Photographic Processes, 1965, pp. 184-187.
Allen, Norman S. Photopolymerisation and Photoimaging Science and Technology, 1989, pp. 160-165.

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