Formulation for extrudable vinylidene chloride copolymers having

Details Formulation for extrudable vinylidene chloride copolymers having Formulation for extrudable vinylidene chloride copolymers having

1989-09-01

1991-03-26

Hoke, Veronica P.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524417, 524436, 524487, 524489, 524568, C08K 515

Patent

active

050029894

ABSTRACT:
The present invention is a formulated barrier composition containing tetrasodium pyrophosphate or magnesium hydroxide, high density polyethylene, epoxidzed vegetable oil, oxidized polyolefin and a paraffin or polyolefin wax. The composition has a substantially lower oxygen permeability than existing compositions and is at least equally extrudable.

REFERENCES:
patent: 3442837 (1969-05-01), Brotz et al.
patent: 4132691 (1979-01-01), Ejk
patent: 4203880 (1980-05-01), Stoloff et al.
patent: 4303564 (1981-12-01), Kuroshima et al.
patent: 4418168 (1983-11-01), Johnson
Wessling, R. A., Polyvinylidene Chloride, 174-76 (Gordon & Breach Sci. Publ. 1977).

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