Hexavalent chromium-free surface-treating agent for Sn or...

Details Hexavalent chromium-free surface-treating agent for Sn or... Hexavalent chromium-free surface-treating agent for Sn or...

2006-12-26

2006-12-26

Green, Anthony J. (Department: 1755)

Compositions: coating or plastic

Coating or plastic compositions

Corrosion inhibiting coating composition

C106S014110, C106S014120, C106S014210, C106S014340, C106S014390, C148S247000, C148S259000, C148S262000, C148S267000, C148S268000, C148S275000, C428S467000, C428S469000, C428S471000, C428S472000

Reexamination Certificate

active

07153348

ABSTRACT:
A hexavalent chromium-free surface treating agent for Sn- or Al-based coated steel sheet, comprising a trivalent chromium compound (A), a water-dispersible silica (B), a lubricity imparting component (C) made of one or more waxes of polyolefin wax, fluorine-containing wax and paraffin wax, and water, a mass ratio on the solid content basis of the water-dispersible silica (B) to the lubricity imparting component (C), (B)/(C), being within a range from 5/95 to 95/5.

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