Method of preparing high molecular weight polyimide, product and

Details Method of preparing high molecular weight polyimide, product and Method of preparing high molecular weight polyimide, product and

1985-11-25

1987-02-24

Phynes, Lucille M.

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

Synthetic resins

From carboxylic acid or derivative thereof

528184, 528191, C08G 6926

Patent

active

046458247

ABSTRACT:
A solvent polycondensation process of preparing polyimides of high molecular weight from dianhydrides and relatively unreactive diamines, where the reaction is carried out in a cresol as a solvent.

REFERENCES:
patent: 4542257 (1985-09-01), Fraser et al.
patent: 4569988 (1986-02-01), Scola et al.

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