Solution stable polyimide resin systems

Details Solution stable polyimide resin systems Solution stable polyimide resin systems

1991-12-09

1993-02-23

Schofer, Joseph L.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526258, C08F 2606

Patent

active

051891280

ABSTRACT:
The advanced polymaleimide reaction product and solutions thereof resulting from the reaction of polymaleimides with alkenylphenols or alkenyl phenol ethers in the presence of specified molar amounts of an amine catalyst at elevated temperatures, the desired degree of resin advancement being reflected in solution stability and melt viscosity values.

REFERENCES:
patent: 3658764 (1972-04-01), Lyan et al.
patent: 4038251 (1977-07-01), Forgo et al.
patent: 4100140 (1978-07-01), Zahir et al.
patent: 4127615 (1978-11-01), Zahir et al.
patent: 4130600 (1978-12-01), Zahir et al.
patent: 4131632 (1978-12-01), Suzuki et al.
patent: 4371719 (1983-02-01), Zahir et al.
Abstract of U.S. Pat. No. Re. 29,316, Jul. 1977.

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