TRIVALENT CHROMIUM-PLATED PRODUCT COATED WITH CORROSION-RESISTANT FILM, TRIVALENT CHROMIUM-PLATING CORROSION PROTECTIVE METHOD, AND TRIVALENT CHROMIUM PLATING CORROSION PROTECTIVE LIQUID
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机译:涂有耐腐蚀膜的三价铬镀层产品,三价铬镀层腐蚀防护方法和三价铬镀层腐蚀防护液
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摘要
PROBLEM TO BE SOLVED: To enhance the corrosion resistance of a plating with trivalent chromium to solve a problem that the plating with trivalent chromium is inferior in corrosion resistance to hexavalent chromium.;SOLUTION: A corrosion-resistant film 40 composed of a silane coupling agent and a silica sol is formed on a plating 30 with trivalent chromium on a surface of an iron base plate 10.;COPYRIGHT: (C)2008,JPO&INPIT
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