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Patent Searching and Data


Title:
FILAMENT FOR REINFORCING RUBBER EXCELLENT IN CORROSION RESISTANCE, AND COMPOSITE OF THE FILAMENT AND RUBBER
Document Type and Number:
WIPO Patent Application WO/2005/095707
Kind Code:
A1
Abstract:
A filament for reinforcing rubber excellent in corrosion resistance which has a raw steel filament and, formed on the surface thereof, a coating layer containing Cu and Zn, wherein with respect to a section vertical to the longitudinal direction of the above filament, the sum of the length in the peripheral direction of the parts of the raw steel filament having a coating layer thickness of 0.1 μm or more accounts for 50 % or more of the total length in the peripheral direction of the raw steel filament, and wherein with respect to the above peripheral region, (1) the average Cu content of the depth direction region from the outermost surface of the coating layer to a position having a depth of 0.01 μm is 50 to 95 mass %, and also (2) the average Zn content in the depth direction region from a position having a depth of 0.1 μm to the outermost surface of the raw steel filament is 60 mass % or more.

Inventors:
YAMAUCHI TOSHIYUKI (JP)
YASUNAGA TATSUYA (JP)
Application Number:
PCT/JP2005/006699
Publication Date:
October 13, 2005
Filing Date:
March 30, 2005
Export Citation:
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Assignee:
TOKUSEN KOGYO KK (JP)
KOBE STEEL LTD (JP)
YAMAUCHI TOSHIYUKI (JP)
YASUNAGA TATSUYA (JP)
International Classes:
B60C9/00; C22C9/04; C23C28/02; C23C30/00; D07B1/06; (IPC1-7): D07B1/06; B60C9/00; C22C9/04; C23C28/02
Foreign References:
JPH02256503A1990-10-17
JPH0261188A1990-03-01
JPH0261187A1990-03-01
Other References:
See also references of EP 1731661A4
Attorney, Agent or Firm:
Ueki, Kyuichi (1-16 Dojima 2-chome, Kita-k, Osaka-shi Osaka 03, JP)
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