Photopolymerizable composition

Radiation imagery chemistry: process – composition – or product th – Holographic process – composition – or product

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430 2, 430281, 430919, 430926, 430945, 430327, 430331, 522 25, 522 4, 522 28, 522120, 522182, 427 12, 427 531, G03C 170, G03C 908, G03G 104

Patent

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046968768

ABSTRACT:
Novel photopolymerizable compositions are provided which comprise a dye sensitizer, a linear polyethylenimine as a polymerization initiator and a free radical polymerizable ethylenic unsaturated monomer.
In the preferred embodiments, the linear polyethylenimine is used in combination with lithium acrylate.

REFERENCES:
patent: 3445229 (1969-05-01), Webers
patent: 3926642 (1975-12-01), Breslow et al.
patent: 4173474 (1979-11-01), Tamaha et al.
patent: 4535041 (1985-08-01), Fielding et al.
patent: 4588664 (1986-05-01), Fielding et al.

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