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Title:
METAL PRODUCT WITH EXCELLENT MOLDABILITY SURFACE-TREATED WITH ALKALI-SOLUBLE LUBRICANT
Document Type and Number:
WIPO Patent Application WO/2002/040266
Kind Code:
A1
Abstract:
A metal product having surface lubricity and excellent moldability, characterized in that the product is obtained by coating one or each side of a metal with a film 0.5-10 $g(m)m thick formed from an alkali-soluble lubricating material comprising as the main components an alkali-soluble water-based polyurethane composition in which the polyurethane contains carboxyl or sulfo groups in the molecule and 1 to 30 wt.% lubricity-imparting agent based on the composition, and that the film after formation has a modulus as measured at 25°C of 0.5 to 20 GPa.

Inventors:
Yamaoka, Ikuro (C/O NIPPON STEEL CORPORATION Technical Development Bureau 20-1, Shintomi Futtsu-shi, Chiba, 293-8511, JP)
Kanai, Hiroshi (C/O NIPPON STEEL CORPORATION Technical Development Bureau 20-1, Shintomi Futtsu-shi, Chiba, 293-8511, JP)
Miyasaka, Akihiro (C/O NIPPON STEEL CORPORATION Technical Development Bureau 20-1, Shintomi Futtsu-shi, Chiba, 293-8511, JP)
Mori, Yoichiro (C/O NIPPON STEEL CORPORATION 6-3, Otemachi 2-chome Chiyoda-ku, Tokyo, 100-8071, JP)
Tawa, Tsutomu (C/O MITSUI TAKEDA CHEMICALS, INC. 17-85 Jusohommachi 2-chom, Yodogawa-ku Osaka-shi Osaka, 532-0024, JP)
Nishimura, Mitsuhiro (C/O MITSUI TAKEDA CHEMICALS, INC. 17-85 Jusohommachi 2-chom, Yodogawa-ku Osaka-shi Osaka, 532-0024, JP)
Kouda, Chikako (C/O MITSUI TAKEDA CHEMICALS, INC. 17-85 Jusohommachi 2-chom, Yodogawa-ku Osaka-shi Osaka, 532-0024, JP)
Application Number:
PCT/JP2001/010062
Publication Date:
May 23, 2002
Filing Date:
November 16, 2001
Export Citation:
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Assignee:
NIPPON STEEL CORPORATION (6-3 Otemachi 2-chome Chiyoda-ku, Tokyo, Tokyo, 100-8071, JP)
MITSUI TAKEDA CHEMICALS, INC. (2-5 Kasumigaseki 3-chome Chiyoda-ku, Tokyo, Tokyo, 100-6009, JP)
Yamaoka, Ikuro (C/O NIPPON STEEL CORPORATION Technical Development Bureau 20-1, Shintomi Futtsu-shi, Chiba, 293-8511, JP)
Kanai, Hiroshi (C/O NIPPON STEEL CORPORATION Technical Development Bureau 20-1, Shintomi Futtsu-shi, Chiba, 293-8511, JP)
Miyasaka, Akihiro (C/O NIPPON STEEL CORPORATION Technical Development Bureau 20-1, Shintomi Futtsu-shi, Chiba, 293-8511, JP)
Mori, Yoichiro (C/O NIPPON STEEL CORPORATION 6-3, Otemachi 2-chome Chiyoda-ku, Tokyo, 100-8071, JP)
Tawa, Tsutomu (C/O MITSUI TAKEDA CHEMICALS, INC. 17-85 Jusohommachi 2-chom, Yodogawa-ku Osaka-shi Osaka, 532-0024, JP)
Nishimura, Mitsuhiro (C/O MITSUI TAKEDA CHEMICALS, INC. 17-85 Jusohommachi 2-chom, Yodogawa-ku Osaka-shi Osaka, 532-0024, JP)
Kouda, Chikako (C/O MITSUI TAKEDA CHEMICALS, INC. 17-85 Jusohommachi 2-chom, Yodogawa-ku Osaka-shi Osaka, 532-0024, JP)
International Classes:
B05D7/14; B05D7/24; B21D22/20; B32B15/095; C08G18/08; C08G18/12; C08G18/66; C08K3/36; C08K5/09; C08K5/10; C08K5/20; C08L23/02; C08L27/12; C08L75/04; C08L91/06; C09D5/00; C09D123/00; C09D127/12; C09D175/04; C09D175/06; C09D175/12; C09D191/08; C10M101/02; C10M105/12; C10M105/22; C10M105/32; C10M105/68; C10M107/02; C10M107/38; C10M109/00; C10M125/26; C10M149/18; C10M151/04; C10M173/02; C08L23/06; C10N10/02; C10N10/04; C10N10/08; C10N20/00; C10N20/06; C10N40/24; C10N50/02; (IPC1-7): B32B15/08; B21D22/20; B21D22/28
Foreign References:
JPH09254312A1997-09-30
JP2000160096A2000-06-13
JPH11268184A1999-10-05
Other References:
See also references of EP 1359006A1
Attorney, Agent or Firm:
Ishida, Takashi (A. AOKI, ISHIDA & ASSOCIATES Toranomon 37 Mori Bldg. 5-, Toranomon 3-chome Minato-ku Tokyo, 105-8423, JP)
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