Composition for polyurethane adhesives

Details Composition for polyurethane adhesives Composition for polyurethane adhesives

1981-11-16

1983-06-21

Cockeram, H. S.

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...

260453A, 260453AR, 260453PH, 528 44, 528 75, C08G 1875, C08G 1879

Patent

active

043895190

ABSTRACT:
A composition for polyurethane adhesives comprising (1) a triisocyanate of the formula: ##STR1## wherein ##STR2## a modified product of said triisocyanate or an adduct of said triisocyanate having terminal isocyanate groups and (2) an active hydrogen compound exhibits excellent adhesion, especially between polyethylene terephthalates, polyolefins and metals, heat resistance and weatherability, and has low toxicity and can be solventless or light solid.

REFERENCES:
patent: 3294753 (1966-12-01), Beitchman et al.
patent: 3490987 (1970-01-01), Bauriedel
patent: 3645979 (1972-02-01), Liebsch et al.
patent: 3755242 (1973-08-01), Reich
patent: 4113705 (1978-09-01), Beck et al.
patent: 4184031 (1980-01-01), Graham et al.
patent: 4338256 (1982-07-01), Fujinami et al.
Doyle-Development & Use of Polyurethane Products, McGraw-Hill, N.Y., pp. 6 and 7.

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