Title:
AQUEOUS ANTI-RUST SURFACE TREATMENT COMPOSITION AND SURFACE-COATED METAL MEMBER
Document Type and Number:
WIPO Patent Application WO/2017/195652
Kind Code:
A1
Abstract:
This aqueous anti-rust surface treatment composition is used to form a coating on the surface of a metal member, the aqueous anti-rust surface treatment composition containing: a silane coupling agent; a water-soluble transition metal compound that contains a water-soluble titanium compound or a water-soluble zirconium compound; a condensed phosphate; and a solvent containing water, the condensed phosphate including a highly condensed phosphate that is a salt of a high condensate of four or more phosphoric acids.
Inventors:
KANG YUKIHIRO (JP)
KOSHINA TAKAFUMI (JP)
KOSHINA TAKAFUMI (JP)
Application Number:
PCT/JP2017/016910
Publication Date:
November 16, 2017
Filing Date:
April 28, 2017
Export Citation:
Assignee:
HODEN SEIMITSU KAKO KENKYUSYO CO LTD (JP)
International Classes:
C23C22/05; B32B15/08; B32B27/00; C09D5/08; C09D7/12; C09D129/14; C09D133/02; C09D161/06; C09D163/00; C09D167/00; C09D201/00
Foreign References:
| JP2012077370A | 2012-04-19 | |||
| JP2013185235A | 2013-09-19 |
Other References:
See also references of EP 3456862A4
Attorney, Agent or Firm:
HAYAMI Shinji (JP)
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