Urethane adhesives

Details Urethane adhesives Urethane adhesives

1987-04-14

1989-12-26

Marquis, Melvyn I.

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

Synthetic resins

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

525457, 525460, 524590, C08L 7504

Patent

active

048899151

ABSTRACT:
High green strength curable urethane adhesive compositions of a polyol, an organic isocyanate compound, a thermoplastic polyurethane which is soluble in methyl ethyl ketone to at least 1 weight percent for imparting tack and green strength properties to the composition, and, optionally, a solvent for controlling the percent solids and viscosity of the composition.

REFERENCES:
patent: 3926826 (1975-12-01), Graham et al.
patent: 4217254 (1980-08-01), Legue et al.
patent: 4446286 (1984-05-01), Kolycheck et al.
patent: 4585819 (1986-04-01), Reischle et al.
patent: 4619955 (1986-10-01), Druetzler

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