Photocurable resin composition prepared from urethane acrylate o

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Compositions to be polymerized by wave energy wherein said...

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522 96, 522 97, 525920, 526288, C08F 250, C08F 2020, C08F 2802, C08F22802

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active

046720804

ABSTRACT:
A photo-curable resin composition containing urethane oligomer compounds represented by a following general formula (I) ##STR1## [wherein R.sub.1 indicates --H or --CH.sub.3. R.sub.2 indicates an alkylene group with or without side chain having 1 to 6 carbon atoms or --(--CH.sub.2 CH.sub.2 --O--).sub.m --CH.sub.2 CH.sub.2 --, m=1-5. R.sub.3 indicates a substituent selected from a group comprising ##STR2## n is a number selected from integers 1 to 10 so as the molecular weight of compound to be not more than 5000] as a part or the whole of base resin.

REFERENCES:
patent: 3425988 (1969-02-01), Gorman
patent: 4287255 (1981-09-01), Wong
patent: 4458007 (1984-07-01), Geissler
patent: 4480079 (1984-10-01), Orton

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