Stabilized olefin polymers

Details Stabilized olefin polymers Stabilized olefin polymers

1985-03-06

1988-07-05

Kight, John

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524303, C08K 549

Patent

active

047555467

ABSTRACT:
Thermal stabilization of olefin polymers, particularly polypropylene. Stabilization is accomplished by means of an ester of a pentaerythritol monoacetal. The ester contains a phenolic group.

REFERENCES:
patent: 3382301 (1968-05-01), Hechenbleikner et al.
patent: 3948946 (1976-04-01), Hofer et al.
patent: 4013619 (1977-03-01), Schmidt
patent: 4151211 (1979-04-01), Hechenbleikner et al.
Scott, Developments in Polymer Stabilization-6, Applied Science Publishers, New York (1983) pp. 34-41.

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