Title:
FILAMENT, STEEL CORD, AND TIRE
Document Type and Number:
WIPO Patent Application WO/2021/206092
Kind Code:
A1
Abstract:
A filament according to the present invention including a plating film, in which: the plating film contains copper, zinc and cobalt; when the total of the content ratios of copper, zinc and cobalt in the plating film is 100% by mass, the content ratio of cobalt in the plating film is 0.5 to 8% by mass, inclusive; and, when three 1-square-μm observation areas each including the outer surface of the plating film are provided 10 mm away from one another along a center axis of the filament in a length-direction cross section of the filament which includes the center axis, the average value of the area ratios of cobalt in the observation areas is 1 to 50%, inclusive.
Inventors:
NAKAJIMA TETSUYA (JP)
MATSUOKA AKIFUMI (JP)
FUJIOKA HIROYUKI (JP)
MATSUOKA AKIFUMI (JP)
FUJIOKA HIROYUKI (JP)
Application Number:
PCT/JP2021/014644
Publication Date:
October 14, 2021
Filing Date:
April 06, 2021
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES (JP)
SUMITOMO ELECTRIC TOCHIGI CO LTD (JP)
SUMITOMO ELECTRIC TOCHIGI CO LTD (JP)
International Classes:
B60C9/00; C25D7/06; C25D5/10; C25D5/50; D06M11/83; D07B1/06
Foreign References:
| JP2017075384A | 2017-04-20 |
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
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