Title:
暗色クロム系電着物
Document Type and Number:
Japanese Patent JP5796083
Kind Code:
B2
Abstract:
An aqueous acidic trivalent chromium electrolyte comprising trivalent chromium ions and a complexing agent for maintaining the trivalent chromium ions in solution is provided in which the aqueous electrolyte comprises additives capable of producing a coating on a substrate having a desired dark hue. The additives typically comprise a dispersion of colloidal silica and an additional additive selected from thiocyanate ions and/or iron ions. The electrolyte is used in a method of producing the desired dark-hued decorative chromium coating on a substrate by electrodeposition.
Inventors:
Roshan Chapanelli
Richard Tooth
Roderick Dee. Headman
Stacy L. Handy
Richard Tooth
Roderick Dee. Headman
Stacy L. Handy
Application Number:
JP2013537665A
Publication Date:
October 21, 2015
Filing Date:
August 16, 2011
Export Citation:
Assignee:
MacDermid AQ Men Incorporated
International Classes:
C25D3/06; C25D15/02
Domestic Patent References:
| JP2009041092A | ||||
| JP2005206872A | ||||
| JP54158339A | ||||
| JP9209195A | ||||
| JP2005126769A | ||||
| JP64025997A |
Attorney, Agent or Firm:
Koichi Hirota
Yoshihiro Nagare
Naoko Matsuda
Yoshihiro Nagare
Naoko Matsuda
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