Title:
ALUMINUM ALLOY MATERIAL, ALUMINUM ALLOY MATERIAL PROVIDED WITH ADHESIVE RESIN LAYER, PRODUCTION METHOD FOR ALUMINUM ALLOY MATERIAL, AND PRODUCTION METHOD FOR ALUMINUM ALLOY MATERIAL PROVIDED WITH ADHESIVE RESIN LAYER
Document Type and Number:
WIPO Patent Application WO/2017/195811
Kind Code:
A1
Abstract:
The present invention relates to an aluminum alloy material that comprises: an aluminum alloy base material; a first coating film that is formed on at least one portion of the surface of the aluminum alloy base material and that comprises an oxide of aluminum that includes silicon; and a second coating film that is formed on at least one portion of the first coating film and that includes a silane compound that has at least two hydrolyzable trialkoxysilyl groups in the molecule thereof, a hydrolyzate of the silane compound, or a polymer of the silane compound. The Si content of the first coating film is at least 15 at% but less than 80 at%, the Mg content of the first coating film is at least 0.1 at% but less than 30 at%, and the Cu content of the first coating film is restricted to less than 0.6 at%. The first coating film also contains 0.01-25 at% of at least one type of alkali metal element selected from among Na, K, and Li.
Inventors:
TAKAHASHI YUSUKE
TAKADA SATORU
TAKADA SATORU
Application Number:
PCT/JP2017/017645
Publication Date:
November 16, 2017
Filing Date:
May 10, 2017
Export Citation:
Assignee:
KOBE STEEL LTD (JP)
International Classes:
C23C28/00; B32B3/14; B32B9/00; B32B15/092; B32B15/20; C09J201/00; C23C22/66
Domestic Patent References:
| WO2015125897A1 | 2015-08-27 | |||
| WO2017006804A1 | 2017-01-12 |
Foreign References:
| JP2013131595A | 2013-07-04 | |||
| JP2002536540A | 2002-10-29 |
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
Download PDF: