Process for manufacturing heat-stable oxymethylene copolymers

Details Process for manufacturing heat-stable oxymethylene copolymers Process for manufacturing heat-stable oxymethylene copolymers

1986-08-26

1988-09-20

Phillips, Delbert R.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525 5421, C08G 230

Patent

active

047726628

ABSTRACT:
Process for manufacturing oxymethylene copolymers stabilized against thermal degradation, comprising the heating of the copolymer in a medium containing water and a disubstituted cellulose ether.

REFERENCES:
patent: 3072609 (1963-01-01), Berardinelli et al.
patent: 3642942 (1972-02-01), Castner et al.
patent: 4280970 (1981-07-01), Kesting

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