Process for producing biphenylene sulfide polymer

Details Process for producing biphenylene sulfide polymer Process for producing biphenylene sulfide polymer

1989-09-28

1991-08-06

Jacobs, Lewis T.

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

Synthetic resins

From sulfur-containing reactant

528481, 528499, C08G 7514

Patent

active

050379518

ABSTRACT:
An improved process for producing biphenylene sulfide comprising reacting difluorobiphenyl with an alkali metal sulfide in a polar organic compound. The resulting polymer has a high melting point and fiber composites formed therefrom have excellent mechanical properties.

REFERENCES:
patent: 3354129 (1967-11-01), Edmonds, Jr. et al.
patent: 3396110 (1968-08-01), Hill, Jr. et al.
patent: 4376196 (1983-03-01), Sherk et al.
patent: 4588789 (1986-05-01), Scoggins et al.
patent: 4654410 (1987-03-01), Kashiwame et al.
patent: 4837294 (1989-06-01), Ichikawa et al.

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