Process for the preparation of dihydroxypolyurethanes and the us

Details Process for the preparation of dihydroxypolyurethanes and the us Process for the preparation of dihydroxypolyurethanes and the us

1979-05-17

1980-12-23

Welsh, Maurice J.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

528 71, 528905, C08G 1834

Patent

active

042408610

ABSTRACT:
The instant invention is directed to a process for the preparation of dihydroxypolyurethanes containing carboxyl groups and chemically fixed ionic groups, comprising reacting

REFERENCES:
patent: 3479310 (1969-11-01), Dieterich et al.
patent: 3658939 (1972-04-01), Carpenter et al.
patent: 3773729 (1973-11-01), Wakimoto et al.
patent: 3994764 (1976-11-01), Wolinski
patent: 4156064 (1979-05-01), Falkenstein et al.

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