Solid isocyanate derivatives useful in one component polyurethan

Details Solid isocyanate derivatives useful in one component polyurethan Solid isocyanate derivatives useful in one component polyurethan

1991-11-29

1994-08-16

Kight, III, John

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

Synthetic resins

From reactant having at least one -n=c=x group as well as...

528 65, 528 71, 528 76, 521159, 521163, 521164, 521170, 521172, 521188, C08G 1810, C08G 1830

Patent

active

053388194

ABSTRACT:
Solid isocyanate-terminated prepolymer powders useful in preparation of films, coatings, and one-component adhesives are prepared by reacting a low molecular weight di- or polyisocyanate with a glycol mixture in a solvent in which the isocyanate is soluble but the reaction product is not.

REFERENCES:
patent: 3285951 (1966-11-01), Heiss
patent: 3963680 (1976-06-01), O'Keefe et al.
patent: 4532316 (1985-07-01), Henn
patent: 5043472 (1991-08-01), Mafoti

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