Polyvinyl alcohol-styrylpyridinium photosensitive resins and met

Details Polyvinyl alcohol-styrylpyridinium photosensitive resins and met Polyvinyl alcohol-styrylpyridinium photosensitive resins and met

1979-07-31

1981-06-09

Levin, Stanford M.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

428461, 428463, 430287, 542422, C08F 844

Patent

active

042726204

ABSTRACT:
A hydrophilic resin comprising a polyvinyl alcohol polymeric backbone and containing styrylpyridinium groups is a photosensitive resin. The photosensitive resin is prepared by reacting a styrylpyridinium salt containing a formyl or acetal group with a polyvinyl alcohol compound.

REFERENCES:
Makromol Chem., 73, 203-214, (1964).
Pure & Appl. Chem., 49, 523-538, (1977).
Chemistry Letters, 1289-1292, (1978).

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