Urethane additive to a standard epoxy resin to improve adhesion

Details Urethane additive to a standard epoxy resin to improve adhesion Urethane additive to a standard epoxy resin to improve adhesion

1975-05-08

1976-12-28

Michl, Paul R.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260830P, C08L 6302

Patent

active

040002144

ABSTRACT:
Curable resin compositions comprising a blend of an epoxy resin, a polyurethane resin which comprises the reaction product of (A) a polyisocyanate, (B) a polyester resin and (C) a dihydric alcohol, and a standard epoxy resin curing agent. These resinous compositions, when cured, retain excellent resilience and exhibit outstanding adhesion. They are especially useful for bonding vinyl materials.

REFERENCES:
patent: 3505427 (1970-04-01), Aggias
patent: 3636133 (1972-01-01), Hawkins
patent: 3663652 (1972-05-01), Cannon
patent: 3674892 (1972-07-01), Aggias

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