Water-soluble film

Details Water-soluble film Water-soluble film

1998-06-10

2000-12-26

Reddick, Judy M.

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524284, 525 58, 525 59, 525 61, C08K 509

Patent

active

061661171

ABSTRACT:
A water-soluble film, comprising 100 parts by weight of (A) a sulfonic acid group modified polyvinyl alcohol and 0.05-20 parts by weight of (B) gallic acid, salts thereof or a C.sub.1-5 alkyl ester thereof.

REFERENCES:
patent: 4156047 (1979-05-01), Wysong
patent: 4221710 (1980-09-01), Hoshi et al.
patent: 4753947 (1988-06-01), Dorn et al.
patent: 4833116 (1989-05-01), Yamori et al.
patent: 4910185 (1990-03-01), Satake et al.
patent: 4954477 (1990-09-01), Shuku et al.
patent: 5677365 (1997-10-01), Kikuta et al.
Patent Abstracts of Japan, vol. 095, No. 008, Sep. 29, 1995, JP 07 118 407, May 9, 1995.

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