Sag resistant, high performance epoxy structural adhesives

Details Sag resistant, high performance epoxy structural adhesives Sag resistant, high performance epoxy structural adhesives

1986-10-01

1987-09-22

Welsh, Maurice J.

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

Synthetic resins

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

525111, 525123, 528 61, 528 64, 528 73, 528104, 528111, 528119, 528123, 528124, C08G 1830

Patent

active

046956050

ABSTRACT:
A structural adhesive which is particularly useful in vertical substrates is composed of a mixture of two components, the first component being an epoxy resin component comprising a poly epoxide and a polyisocyanate which has been allowed to react with less than an equivalent weight of a polyamine which is a primary or secondary polyamine and the second component being a hardener for the polyepoxide comprising a mixture of primary, secondary and tertiary amines, amido amines and phenolics.

REFERENCES:
patent: 3853812 (1974-12-01), Helm
patent: 4578424 (1986-03-01), Goel

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