Photopolymerizable composition

Details Photopolymerizable composition Photopolymerizable composition

1975-12-17

1977-09-13

Tillman, Murray

Chemistry: electrical and wave energy

Processes and products

Processes of treating materials by wave energy

96 351, 96115R, 260861, 260865, 260866, 260868, 260872, 427 54, 526320, 526328, C08F 800, G03C 168, G03C 500

Patent

active

040480356

ABSTRACT:
A photopolymerizable composition for image formation, which comprises 30 - 95 wt. % of an unsaturated polyester having an acid value of 5 - 100 which is the condensation product of a carboxylic acid component containing more than 40 mole % of a carboxylic acid compound having the formula ##STR1## wherein R.sub.1 represents hydrogen or a C.sub.1-4 lower alkyl with a polyol component containing more than 30 mole % of a polyol having the formula ##STR2## wherein R.sub.2 represents C.sub.2-4 alkylene or a derivative thereof and n is an integer of 2 - 5 and 70 - 5 wt. % of a photopolymerizable unsaturated monomer and a photosensitizer.

REFERENCES:
patent: 3321552 (1967-05-01), Temin et al.
patent: 3556791 (1971-01-01), Suzuki et al.
patent: 3660528 (1972-05-01), Kostenko
patent: 3678102 (1972-07-01), Isard et al.
patent: 3873505 (1975-03-01), Laakso et al.

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