Title:
AQUEOUS BINDER COMPOSITION FOR METAL SURFACE TREATMENT AGENTS
Document Type and Number:
WIPO Patent Application WO/2013/073401
Kind Code:
A1
Abstract:
The present invention provides an aqueous binder composition for chromate-free metal surface treatment agents that have excellent coatability and liquid stability and are capable of forming a surface treatment film having excellent corrosion resistance, adhesiveness and electrical conductivity. This aqueous binder composition for metal surface treatment agents contains: a reaction product of a silane coupling agent containing an amino group and a silane coupling agent containing an epoxy group, or a reaction product of the above-described silane coupling agents and an alkoxysilane compound such as trialkoxysilane wherein a hydrocarbon group such as an alkyl group is directly bonded to a silicon atom; a specific acid compound; and water.
Inventors:
NAGAI AKINORI (JP)
KIMURA TOMOYA (JP)
URUSHIMA HIDETO (JP)
KIMURA TOMOYA (JP)
URUSHIMA HIDETO (JP)
Application Number:
PCT/JP2012/078632
Publication Date:
May 23, 2013
Filing Date:
November 05, 2012
Export Citation:
Assignee:
KANSAI PAINT CO LTD (JP)
International Classes:
C23C22/06; C09D5/02; C09D7/12; C09D183/08; C23C22/07; C23C22/60; C23C22/68; C23C22/74
Foreign References:
| JP2007177314A | 2007-07-12 | |||
| JP2003286440A | 2003-10-10 | |||
| JP2004269629A | 2004-09-30 | |||
| JP2006213958A | 2006-08-17 | |||
| JP2007524733A | 2007-08-30 | |||
| JPH10251599A | 1998-09-22 |
Attorney, Agent or Firm:
Patent Profession Corporation Odajima Patent Office (JP)
Patent business corporation Odajima patent firm (JP)
Patent business corporation Odajima patent firm (JP)
Download PDF:
Claims: