Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1991-12-12
1993-06-01
Michl, Paul R.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
523125, 524322, 524395, C08K 556, C08K 509
Patent
active
052160432
ABSTRACT:
The invention provides a compostable thermoplastic polymer composition comprising a thermoplastic polymer, a transition metal salt selected from cobalt, manganese, copper, cerium, vanadium and iron, and a fatty acid or ester having 10 to 22 carbon atoms providing unsaturated species and free acid. The composition will oxidatively degrade to an embrittled state within at least 14 days at 60.degree. C. and a relative humidity of at least eighty percent.
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Edblom Elizabeth C.
Jaeger Jobst T.
Rutherford Denise R.
Sipinen Alan J.
Bond William J.
DeWitt LaVonda
Griswold Gary L.
Michl Paul R.
Minnesota Mining and Manufacturing Company
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