Polyvinyl alcohol-starch film

Details Polyvinyl alcohol-starch film Polyvinyl alcohol-starch film

1989-12-04

1992-04-21

Buffalow, Edith L.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

4284246, C08J 700

Patent

active

051068907

ABSTRACT:
A polyvinyl alcohol-starch film which is prepared from a composition comprising a polyvinyl alcohol having a degree of hydrolysis of at least 93% by mole and a starch, the film being at least uniaxially stretched. The film of the present invention is excellent in water resistance, and moreover in degradable property.

REFERENCES:
patent: 3949145 (1976-04-01), Otey et al.

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