Photopolymerizable compositions

Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Radiation sensitive composition or product or process of making

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430306, 430916, 430923, 522 8, 522 49, 522 50, G03C 173

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active

055410383

ABSTRACT:
Compositions comprising a linear base polymer, an ethylenically unsaturated addition-polymerizable compound and a combination of (A) a 1-benzoyl-1-amino-substituted-1-benzylalkane with (B) an .alpha.-phenyl-.alpha.,.alpha.-dialkoxyacetophenone as photopolymerization initiator are suitable for the production of thick-film printing plates.

REFERENCES:
patent: 4287367 (1981-09-01), Kuesters et al.
patent: 4935330 (1990-06-01), Hofmann et al.
patent: 5077402 (1991-12-01), Desobry et al.
C. G. Roffey, Photopolymerization of Surface Coating, Wiley, NY, 1982 pp. 82-83.

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