Method for making polyimides

Details Method for making polyimides Method for making polyimides

1984-01-16

1985-01-15

Welsh, Maurice J.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528 14, 528173, 528336, 528351, C08G 7310

Patent

active

RE0318051

ABSTRACT:
A method is provided for making polyimides resulting from aromatic organic dianhydride and organic diamine interaction in the presence of an alkali metal salt of an oxygenated phosphorus compound.

REFERENCES:
patent: 3847870 (1974-11-01), Takekoshi
patent: 3850885 (1974-11-01), Takekoshi et al.
patent: 3998840 (1976-12-01), Williams et al.
Hackh's Chemical Dictionary, 4th Edition, McGraw-Hill, NY, 1969, pp. 616-622.

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