Block copolymers of polyphenylene oxides and polyformals of ster

Details Block copolymers of polyphenylene oxides and polyformals of ster Block copolymers of polyphenylene oxides and polyformals of ster

1981-03-02

1982-08-17

Briggs, Sr., Wilbert J.

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

Synthetic resins

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

525534, 528219, C08G 8100, C08G 6540

Patent

active

043450512

ABSTRACT:
This invention relates to block copolymers of polyphenylene oxides and polyformals of sterically-hindered dihydric phenols. These block copolymers can be molded, calendered, or extruded as films, sheets, fibers, laminates or other useful articles of manufacture.

REFERENCES:
patent: 3069386 (1962-12-01), Barclay

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