Oxime-blocked polyisocyanates and polyester and powder coating c

Details Oxime-blocked polyisocyanates and polyester and powder coating c Oxime-blocked polyisocyanates and polyester and powder coating c

1991-02-25

1992-03-10

Welsh, Maurice J.

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...

544180, 544193, 564254, 564255, C08G 1880

Patent

active

050950878

ABSTRACT:
Disclosed are certain ketoxime-blocked polyisocyanates and polyester compositions containing the ketoxime-blocked polyisocyanates. Also disclosed are thermosetting powder coating compositions comprising one or more polyesters and at least one of the ketoxime-blocked polyisocyanates and articles coated with the powder coating compositions.

REFERENCES:
patent: 3375539 (1970-03-01), McBride et al.
patent: 3694389 (1972-09-01), Levy
patent: 3808160 (1974-04-01), Steinmetz
patent: 3857818 (1974-12-01), Frizelle
patent: 3933759 (1976-01-01), Hoeschele
patent: 4046744 (1977-09-01), Jenkins
patent: 4246132 (1981-01-01), Gras et al.
patent: 4306051 (1981-12-01), Gras et al.
patent: 4528355 (1985-07-01), Gras et al.
McBride, J. Oil Col. Chem. Assoc., 1982, 65, 257.
Pappas et al, Proceedings of the Water-Borne and Higher-Solids Coatings Symposium, Feb. 1986, p. 146.

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