Photosensitive polyesters

Details Photosensitive polyesters Photosensitive polyesters

1977-02-22

1978-08-22

Phynes, Lucille M.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

96115R, 20415919, 526273, 528361, 528366, C08G 6300

Patent

active

041088441

ABSTRACT:
Polyesters having as the repeating unit thereof a unit of the generic formula: ##STR1## (wherein, X stands for a hydrogen atom, a lower alkyl group, a phenyl group or a cinnamoyl-oxymethyl group, Y for a hydrogen atom or a lower alkyl group and R for --CH.dbd.CH--, --CH.sub.2 --CH.sub.2 -- or O-phenylene group) are new polyesters possessed of photosensitivity. These photosensitive polyesters are produced by the reaction of acid anhydrides with glycidyl cinnamate.

REFERENCES:
patent: 3674745 (1972-07-01), Philpot et al.
patent: 3878076 (1975-04-01), Nishikubo et al.
patent: 3933746 (1976-01-01), Steele

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