Polysulfoneimides

Details Polysulfoneimides Polysulfoneimides

1977-09-02

1978-08-15

Lee, Lester L.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528 30, 528 38, 528 42, 528125, 528174, 528183, 528211, 528220, 528226, 528229, 528352, C08G 7310

Patent

active

041071476

ABSTRACT:
Polysulfoneimides are provided and a method for making such materials. Aromatic bis(sulfoneanhydrides) are reacted with organic diamines to yield polymers which are useful in high temperature applications.

REFERENCES:
patent: 3933749 (1976-01-01), Williams
patent: 3933862 (1976-01-01), Williams
patent: 3989670 (1976-11-01), Takekoshi et al.

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