Polyurethane-type adhesives containing nonaqueous solutions of a

Details Polyurethane-type adhesives containing nonaqueous solutions of a Polyurethane-type adhesives containing nonaqueous solutions of a

1986-06-10

1988-03-15

Jacobs, Lewis T.

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

Synthetic resins

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

525130, C08L 7504

Patent

active

047314168

ABSTRACT:
Substrates of metal, glass, plastic and the like are effectively bonded together with an adhesive composition which is the reaction product of an organic polyisocyanate such as 4,4'-methylenediphenyl diisocyanate, a solution of copolymer of an alkyl ester of an .alpha.,.beta.-ethylenically unsaturated carboxylic acid and a hydroxyalkyl ester of an .alpha.,.beta.-ethylenically unsaturated carboxylic acid in a polyahl having a molecular weight of 200 or greater such as polypropylene glycol and a low molecular weight polyahl such as ethylene glycol.

REFERENCES:
patent: 3028367 (1962-04-01), O'Brien
patent: 3383351 (1968-05-01), Stamberger
patent: 3405162 (1968-10-01), Kuryla
patent: 3652639 (1972-03-01), Pizzini et al.
patent: 3933938 (1976-01-01), Rhodes et al.
patent: 4125505 (1978-11-01), Critchfield et al.
patent: 4198488 (1980-04-01), Drake et al.
patent: 4381352 (1983-04-01), McBrayer
patent: 4404324 (1983-09-01), Fock et al.
patent: 4578426 (1986-03-01), Lenz et al.

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