Powder coating composition comprising a particulate form of a ca

Chemistry of carbon compounds – Miscellaneous organic carbon compounds

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427 27, 427421, C08F 846, C25D 1306

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039323684

ABSTRACT:
A powder coating composition particularly useful in coating unprimed substrates which comprises a particulate form of a carboxylated polyolefin. The carboxylated polyolefin is prepared by reacting a polyolefin with an unsaturated dicarboxylic acid component. The carboxylated polyolefin has a saponification number of about 2 to about 12. The carboxylated polyolefin also has either a melt flow of from about 15 to about 175 g./10 minutes at 230.degree.C. or a melt index of 5 to 75 at 190.degree.C. The particulate form has a particle size of less than 20 mesh.

REFERENCES:
patent: 3322711 (1967-05-01), Bush et al.
patent: 3414551 (1968-12-01), Reid et al.
patent: 3450560 (1969-06-01), Bacskai
patent: 3481910 (1969-12-01), Brunson

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