Polyarylene sulfide solutions, process for the preparation there

Details Polyarylene sulfide solutions, process for the preparation there Polyarylene sulfide solutions, process for the preparation there

1992-12-18

1995-02-21

Morgan, Kriellion S.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

C08K 53437

Patent

active

053915984

ABSTRACT:
Solutions are described containing polyarylene sulfide and, as solvent, quinoline and/or isoquinoline and/or substituted derivatives thereof, the solvent being liquid at 25.degree. C. These solutions are processed at temperatures above 170.degree. C. and are used to produce shaped objects, such as films or fibers, or coatings. In addition they are used to determine the molecular weight of polyarylene sulfides or to purify polyarylene sulfides, or to clean apparatuses which were used in the production or processing of polyarylene sulfides.

REFERENCES:
patent: 3296189 (1967-01-01), Eastman
patent: 3380951 (1968-04-01), Frey et al.
patent: 4069195 (1978-01-01), Layer et al.
patent: 4073770 (1978-02-01), Son et al.
patent: 5043112 (1991-08-01), Beck
patent: 5102979 (1992-04-01), Kohler et al.

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