Biodegradable, liquid impervious films

Details Biodegradable, liquid impervious films Biodegradable, liquid impervious films

1993-10-18

1995-06-06

Szekely, Peter A.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524 47, 524 51, 524 53, 523124, 523509, C08L 6704, C08L 304, C08L 2904

Patent

active

054223873

ABSTRACT:
Liquid impervious, biodegradable films are disclosed. In particular, the films comprise a blend of an interpenetrated network of destructurized starch with ethylene/acrylic acid copolymers or ethylene/vinyl alcohol copolymers, and an aliphatic polyester such as polycaprolactone. Diapers, sanitary napkins, pantiliners, and the like, containing backsheets prepared from the foregoing materials are also disclosed.

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