Epoxy-amine adhesive compositions

Details Epoxy-amine adhesive compositions Epoxy-amine adhesive compositions

1976-12-10

1978-10-17

Pertilla, Theodore E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C08L 6300

Patent

active

041209133

ABSTRACT:
A composition, which is suitable for use as an adhesive, is made by mixing: (A) liquid epoxy resin and a stoichiometric excess of aromatic amine and (B) a reactive solid epoxy resin powder having an average particle size of from about 10 microns to about 420 microns, the mixture being capable of melting at temperatures of over about 60.degree. C; wherein solid epoxy (B) is mixed with a liquid mixture of epoxy-amine (A) the components of (A) form a solid reaction product adduct after addition of epoxy (B), the epoxy of (B) remains unreacted until melting of the composition, and the weight ratio of solid epoxy resin:adduct is from about 1 to 6:1.

REFERENCES:
patent: 2786794 (1957-03-01), Gams
patent: 2828236 (1958-03-01), West
patent: 2938004 (1960-05-01), DeHoff
patent: 3631125 (1971-12-01), Salensky
patent: 3723223 (1973-03-01), Le Compte
patent: 3842035 (1974-10-01), Klaren
patent: 3860541 (1975-01-01), Lehmann

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