Curable aromatic epoxy-polyimide and cycloaliphatic epoxy-polyim

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate

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Details

428413, 528 99, 528100, 528101, 528109, 528120, 528322, 528321, 525422, 525397, C08G 7310, C08G 5940

Patent

active

042835216

ABSTRACT:
A prepolymer is comprised of the reaction product of at least one aliphatic bismaleimide, at least one aromatic amine and at least one aromatic bismaleimide in combination with an aromatic and/or a cycloaliphatic epoxy resin providing at least two functional epoxy groups to provide a low temperature curable composition. The cured products are strongly adherent to a variety of substrates.

REFERENCES:
patent: 3637901 (1972-01-01), Bargain et al.
patent: 3763087 (1973-10-01), Holub et al.
patent: 3839493 (1974-10-01), Balme et al.
patent: 3875113 (1975-04-01), Lefebvre et al.
patent: 3978152 (1976-08-01), Gruffaz et al.

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