Powdered coating composition of carboxyl terminated polyester, e

Details Powdered coating composition of carboxyl terminated polyester, e Powdered coating composition of carboxyl terminated polyester, e

1977-09-27

1979-03-20

Lieberman, Paul

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260 37EP, 260836, 260837R, C08L 6300

Patent

active

041453700

ABSTRACT:
A powder coating composition which comprises a carboxyl terminated polyester resin having a carboxyl functionality of at least 2, an epoxy resin which is at least difunctional with respect to epoxy groups and zinc oxide. The amount of zinc oxide is at least 1% by weight of the total weight of the resins, and the amounts of resins are such that the ratio of functional epoxy groups to carboxyl groups on a chemical equivalent basis is in the range 0.5:1.0 up to 3.0:1.0.

REFERENCES:
patent: 3268477 (1966-08-01), Mueller
patent: 3576903 (1971-04-01), Groff
patent: 3966836 (1976-06-01), Cleur
patent: 3979477 (1976-09-01), Schmid
patent: 4085159 (1978-04-01), Marsiat
Edward C. Janis, "Elevated Temperature Resistant Metal to Metal Adhesives" ASTM Special Technical Publication No. 271 (1959), pp. 18-36.

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