Powder paint with epoxy and hydroxy copolymer with anhydride and

Details Powder paint with epoxy and hydroxy copolymer with anhydride and Powder paint with epoxy and hydroxy copolymer with anhydride and

1975-02-24

1976-11-09

Michl, Paul R.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

526 16, 526 56, C08L 6300

Patent

active

039911330

ABSTRACT:
Improved powder coating compositions are disclosed which comprise a particulate mixture of (1) a qualitatively difunctional copolymer of about 5 to about 20 weight percent of a glycidyl ester of a monoethylenically unsaturated acid, about 2 to about 10 weight percent of difunctional monomers selected from C.sub.5 - C.sub.7 hydroxyalkyl acrylates and C.sub.5 - C.sub.7 hydroxylalkyl methacrylates, and about 70 to about 93 weight percent monoethylenically unsaturated monomers consisting essentially of monofunctional monomers selected from the group consisting of esters of a C.sub.1 - C.sub.8 monohydric alcohol and acrylic acid, esters of a C.sub.1 - C.sub.8 monohydric alcohol and methacrylic acid and C.sub.8 - C.sub.12 monovinyl hydrocarbons, (2) an anhydride crosslinking agent selected from the group consisting of

REFERENCES:
patent: 2703765 (1955-03-01), Osdal
patent: 3404018 (1968-10-01), Hicks
patent: 3541055 (1970-11-01), Malamet
patent: 3770848 (1973-11-01), Labana

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