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Title:
METAL CONTAINER HAVING COATING APPLIED TO INNER SURFACE THEREOF AND METHOD FOR PRODUCTION THEREOF
Document Type and Number:
WIPO Patent Application WO/2003/024812
Kind Code:
A1
Abstract:
A metal container (10) which has a coating film applied to the inner surface thereof and has a portion adjacent to an opening thereof having been subjected to a plastic working of high degree after the application of the coating, wherein the coating film comprises a first layer (12) which is applied to the portion to be subjected to a plastic working of high degree and exhibits high endurance to the working and a second layer (13) which is applied to the whole inner surface including the first layer (12) and exhibits high resistance to corrosion. Preferably, the first layer (12) comprises a coating material of an epoxy−phenol resin having a phenol component in a minor amount and containing no pigment and the second layer (13) comprises a coating material of an epoxy−phenol resin having a phenol component in a major amount and containing a pigment. The metal container (10) has an inner coating film exhibiting excellent corrosion resistance and the improved endurance to post−working leading to significant reduction of fine cracks and exfoliations.

Inventors:
TAKEGOSHI MINORU (JP)
TAGUCHI HIDEKI (JP)
AKANE SYOICHIRO (JP)
Application Number:
PCT/JP2002/009537
Publication Date:
March 27, 2003
Filing Date:
September 17, 2002
Export Citation:
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Assignee:
TAKEUCHI PRESS (JP)
TAKEGOSHI MINORU (JP)
TAGUCHI HIDEKI (JP)
AKANE SYOICHIRO (JP)
International Classes:
B05D7/00; B32B15/08; B65D1/02; B65D35/14; B65D41/04; B65D83/14; B05D7/22; (IPC1-7): B65D1/00; B65D25/14; B05D5/00; B21D51/26; B32B1/02; B32B15/08; C09D5/00; C09D163/00
Foreign References:
JPS6147344A1986-03-07
JPH07145345A1995-06-06
JPH02303634A1990-12-17
JP2001213416A2001-08-07
JPH09143396A1997-06-03
JPH07205370A1995-08-08
JP2001205738A2001-07-31
JPH09271374A1997-10-21
JPH0721538U1995-04-18
JPH01214433A1989-08-28
JPH0372578A1991-03-27
JPS5916850U1984-02-01
JPS55116558A1980-09-08
US5069956A1991-12-03
JP2001205738A2001-07-31
Other References:
See also references of EP 1428762A4
Attorney, Agent or Firm:
Akiyama, Shigeo (9-9 Kitahama 1-chome, Chuo-k, Osaka-shi Osaka, JP)
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