Stabilized copolymer compositions

Details Stabilized copolymer compositions Stabilized copolymer compositions

1991-08-29

1992-05-19

Hoke, Veronica P.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524338, 524405, 524444, 524450, C08K 53495, C08K 334, C08K 338

Patent

active

051150026

ABSTRACT:
A copolymer compositions comprising a major amount of an alternating copolymer of carbon monoxide with one or more olefinically unsaturated compounds and a minor of at least one stabilizing additive which is a zeolite-type trivalent-metal silicate containing a cation of an element of Group 2 of the Periodic Table is disclosed. This copolymer composition has and exhibits improved stability and contains a substantially reduced amount of residual solvent. Also disclosed is a process for producing this copolymer composition, and articles of manufacture made from this composition.

REFERENCES:
patent: 3929727 (1975-12-01), Russell et al.
patent: 4024104 (1977-05-01), Russell et al.
patent: 4250081 (1981-02-01), Bode et al.
patent: 4391922 (1983-07-01), Harrell
patent: 4420582 (1983-12-01), Canard et al.
patent: 4434253 (1984-02-01), Rhys-Sikora
patent: 4489193 (1984-12-01), Goswami
patent: 4593061 (1986-06-01), Vogdes et al.

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