Catalyst-containing coating to promote rapid curing polyurethane

Details Catalyst-containing coating to promote rapid curing polyurethane Catalyst-containing coating to promote rapid curing polyurethane

1988-03-24

1990-07-31

Morris, Theodore

Compositions: coating or plastic

Coating or plastic compositions

Carbohydrate or derivative containing

106194, 106195, 25218311, C08L 118, C09K 300

Patent

active

049448030

ABSTRACT:
Disclosed is a process for promoting the rapid curing of a two component polyurethane lacquer that has been applied to a substrate. A cure coat composition consisting of a hydroxy functional polymer such as nitrocellulose, a solvent for the polymer, and a urethane catalyst such as an organic tin compound, is applied over the polyurethane lacquer while it is in a wet or semi-dry state.

REFERENCES:
patent: 3222158 (1965-12-01), Sowa
patent: 3763061 (1973-10-01), Lewis et al.
patent: 4254168 (1981-03-01), Monson
patent: 4404347 (1983-09-01), Nakamura
patent: 4450100 (1984-05-01), Kano et al.
patent: 4517222 (1985-05-01), Blegon
patent: 4804734 (1989-02-01), Vu et al.
Chem. Abst. 67: 100624h; Gertner et al, 1967.

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