Intimate mixture containing aromatic polyazole and aromatic copo

Details Intimate mixture containing aromatic polyazole and aromatic copo Intimate mixture containing aromatic polyazole and aromatic copo

1986-07-01

1988-06-07

Jacobs, Lewis T.

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

Synthetic resins

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

525417, 525420, C08L 7700

Patent

active

047497530

ABSTRACT:
An intimate mixture comprising (A) a substantially linear aromatic polyazole and (B) a sparingly crystallizable aromatic copolyamide having a glass transition temperature of at least 200.degree. C. and a flow initiation temperature of not more than 500.degree. C. in such proportions represented by A/(A+B)=0.15-0.70 by weight, and a process for producing the intimate mixture, which comprises dissolving the aromatic polyazole (A) and the aromatic copolyamide (B) in a weight ratio represented by A/(A+B)=0.15-0.70 in a common solvent, and forming an intimate mixture of the aromatic polyazole (A) and the aromatic copolyamide (B) from the solution using a coagulating agent.

REFERENCES:
patent: 4207407 (1980-06-01), Helminiak et al.
patent: 4228218 (1980-10-01), Takayanagi et al.
patent: 4631318 (1986-12-01), Hwang et al.

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