Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1991-06-26
1993-10-19
Michl, Paul R.
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, C08L 304, C08L 306
Patent
active
052546071
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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Adams James M.
Chang Peter I.
McBride Robert K.
Ray Carl D.
Michl Paul R.
Szekely Peter
Tredegar Industries Inc.
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