Copolyetherketones

Details Copolyetherketones Copolyetherketones

1985-11-25

1987-11-03

Kight, John

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528194, 528180, 528182, C08G 802

Patent

active

047044489

ABSTRACT:
Novel copolyetherketones derived from diphenyl ether and aromatic diacids or diacid halides are disclosed where the diphenyl ether is present in a molar excess relative to the diacid or diacid halide chlorides of about 2 to 8%.

REFERENCES:
patent: 3065205 (1962-11-01), Bonner
patent: 3441538 (1969-04-01), Marks
patent: 3442857 (1969-05-01), Thornton
patent: 3516966 (1970-06-01), Berr
patent: 3524833 (1970-08-01), Darms
patent: 3637592 (1972-01-01), Berr
patent: 3666612 (1972-05-01), Angelo
patent: 3668057 (1972-06-01), Agolini et al.
patent: 3674627 (1972-07-01), Angelo
patent: 3767620 (1973-10-01), Angelo et al.
patent: 3791890 (1974-02-01), Gander et al.
PCT/US84/01535, published Apr. 11, 1985.

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