04133784 is referenced by 94 patents and cites 6 patents.

Biodegradable film compositions which will withstand outdoor exposure for a desired time and then disintegrate are prepared from starch and ethylene acrylic acid copolymers. These film compositions are useful for agricultural mulch and heat-sealable packaging.

Title
Biodegradable film compositions prepared from starch and copolymers of ethylene and acrylic acid
Application Number
5/837491
Publication Number
4133784
Application Date
September 28, 1977
Publication Date
January 9, 1979
Inventor
Richard P Westhoff
Peoria
IL, US
Felix H Otey
Peoria
IL, US
Agent
Curtis P Ribando
David G McConnell
M Howard Silverstein
Assignee
The United States of America represented by the Secretary of Agriculture
DC, US
IPC
C08L 3/04
C08L 3/00
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