COATING COMPOSITION FOR PLASTIC COVERING
PURPOSE:To obtain the titled coating providing an improved separating condition in stripping labels, etc. from a coating film, by adding to a coating a metallic pigment covering the surface of metallic flake pigment particles with a polymer obtd. by the reaction of a compd. having a polymerizable do...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PURPOSE:To obtain the titled coating providing an improved separating condition in stripping labels, etc. from a coating film, by adding to a coating a metallic pigment covering the surface of metallic flake pigment particles with a polymer obtd. by the reaction of a compd. having a polymerizable double bond with the metal moiety of the pigment. CONSTITUTION:To a coating is added a metallic pigment compsn. covering the surface of a metallic flake pigment with 0.1-1pts.wt. polymer obtd. by the reaction of a compd. having a polymerizable double bond with 100pts.wt. metal moiety of the metallic flake pigment. For coating the surface of the metallic flake pigment with the polymer (B) of a compd. (A) having a polymerizable double bond, (A) may be polymerized in an org. solvent in which (A) is soluble and (B) is insoluble, to form a coating of component (B) on the surface of the metallic flake pigment in the presence of a polymn. initiator. The preferred metallic flake pigment include aluminum, copper, zinc, iron, nickel, etc., and alloys of these metals. |
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