Title:
SURFACE-TREATED METAL MATERIAL AND METAL SURFACE TREATING AGENT
Document Type and Number:
WIPO Patent Application WO/2007/148801
Kind Code:
A1
Abstract:
Disclosed is a surface-treated metal material having a coating film containing at
least a polyurethane resin and silicon oxide on at least a part of the surface of
a metal material. The polyurethane resin has a urea bond and one or more of a siloxane
bond, a dehydration condensation bond of a silanol group and another functional
group, and a silanol residue. The total amount of silicon-containing compounds
relative to the solid content of the coating film is not less than 1.6% by mass but
not more than 25% by mass in terms of silicon, and the total amount of the urea bonds
and urethane bonds relative to the total resin content is not less than 0.1% by
mass but not more than 10% by mass in terms of nitrogen atomic weight. Also disclosed
is a metal surface treating agent for obtaining such a coating film.
Inventors:
MORISHITA ATSUSHI (JP)
FUDA MASAHIRO (JP)
KANAI HIROSHI (JP)
KOSUGE HIROSHI (JP)
TAWA TSUTOMU (JP)
FUDA MASAHIRO (JP)
KANAI HIROSHI (JP)
KOSUGE HIROSHI (JP)
TAWA TSUTOMU (JP)
Application Number:
PCT/JP2007/062633
Publication Date:
December 27, 2007
Filing Date:
June 22, 2007
Export Citation:
Assignee:
NIPPON STEEL CORP (JP)
MITSUI CHEMICALS POLYURETHANES (JP)
MORISHITA ATSUSHI (JP)
FUDA MASAHIRO (JP)
KANAI HIROSHI (JP)
KOSUGE HIROSHI (JP)
TAWA TSUTOMU (JP)
MITSUI CHEMICALS POLYURETHANES (JP)
MORISHITA ATSUSHI (JP)
FUDA MASAHIRO (JP)
KANAI HIROSHI (JP)
KOSUGE HIROSHI (JP)
TAWA TSUTOMU (JP)
International Classes:
C23C26/00; B32B15/095; C09D5/00; C09D5/02; C09D7/12; C09D175/12
Foreign References:
JP2001234119A | 2001-08-28 | |||
JP2001019902A | 2001-01-23 | |||
JP2001164182A | 2001-06-19 | |||
JP2006052462A | 2006-02-23 | |||
JP2001524558A | 2001-12-04 | |||
JP2002363484A | 2002-12-18 | |||
JP2003027256A | 2003-01-29 | |||
JPS5347774B2 | 1978-12-23 | |||
JPS5831390B2 | 1983-07-05 | |||
JPH04293789A | 1992-10-19 | |||
JPH067950B2 | 1994-02-02 | |||
JPH0671579A | 1994-03-15 | |||
JP2001181855A | 2001-07-03 | |||
JP2001059184A | 2001-03-06 | |||
JP2001164182A | 2001-06-19 | |||
JP2001234119A | 2001-08-28 |
Other References:
KANAI H.: "Suisei Toso no Jitsuyoka to Usukohan Toso eno Tekiyo", TOSO GIJUTSU, vol. 41, no. 2, 1 February 2002 (2002-02-01), pages 58 - 62, XP003020200
MORI Y., YAMAZAKI M., SHINTO H.: "Junkatsu Koban no Himaku Sekkei", CURRENT ADVANCES IN MATERIALS AND PROCESSES, vol. 11, no. 6, September 1998 (1998-09-01), pages 1215, XP003020201
MORI Y., YAMAZAKI M., SHINTO H.: "Junkatsu Koban no Himaku Sekkei", CURRENT ADVANCES IN MATERIALS AND PROCESSES, vol. 11, no. 6, September 1998 (1998-09-01), pages 1215, XP003020201
Attorney, Agent or Firm:
SHIGA, Masatake et al. (YaesuChuo-ku, Tokyo 53, JP)
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