Heat-hardenable epoxide resin mixtures

Details Heat-hardenable epoxide resin mixtures Heat-hardenable epoxide resin mixtures

1985-12-12

1987-08-25

Nielsen, Earl

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

528 89, 528365, C08G 5968, C08G 5942

Patent

active

046893768

ABSTRACT:
This invention relates to heat-hardenable epoxide resin mixtures of at least one 1,2-polyepoxide having more than one 1,2-epoxide group per molecule, at least one cyclic carboxylic acid anhydride and at least one ammonium phosphonate or ammonium phosphate as a hardening catalyst, as well as further optional auxiliaries.

REFERENCES:
patent: 3329652 (1967-07-01), Christie
patent: 3442849 (1969-05-01), Tashlick et al.
patent: 3784583 (1974-01-01), Smith
patent: 4026862 (1977-05-01), Smith

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