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Patent Searching and Data


Title:
TIRE
Document Type and Number:
WIPO Patent Application WO/2019/082939
Kind Code:
A1
Abstract:
Provided is a tire having a steel cord with improved water corrosion resistance, fretting durability, and cord cracking resistance, said steel cord being utilized in a carcass ply. The tire utilizes a carcass ply 1 as a skeleton. The carcass ply is reinforced by a steel cord that does not have a wrapping filament. There are three or more core filaments among a plurality of steel filaments constituting the steel cord. At least a portion of the surface of a steel filament is covered by a resin material including at least an ionomer, and when the resin component included in the resin material comprises a single resin, the melting point of the resin material is not more than 150°C, and when the resin component comprises a composition including two or more resins, the softening point of the resin material is not more than 150°C.

Inventors:
SHIZUKU Takahisa (1-1 Kyobashi 3-chome, Chuo-k, Tokyo 40, 〒1048340, JP)
Application Number:
JP2018/039534
Publication Date:
May 02, 2019
Filing Date:
October 24, 2018
Export Citation:
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Assignee:
BRIDGESTONE CORPORATION (1-1 Kyobashi 3-chome, Chuo-ku Tokyo, 40, 〒1048340, JP)
International Classes:
B60C9/00; B60C9/04; C08K3/00; C08L23/26; D07B1/06
Domestic Patent References:
WO2018199122A12018-11-01
WO2015173143A12015-11-19
WO2017222046A12017-12-28
Foreign References:
JPH0198194U1989-06-30
JPH05125675A1993-05-21
JP2014051758A2014-03-20
JPH07189149A1995-07-25
JPS60105698U1985-07-18
JPH1128906A1999-02-02
JP2015502463A2015-01-22
JP2010053495A2010-03-11
JPH1035221A1998-02-10
JP2001234444A2001-08-31
JPS60246886A1985-12-06
JP2002538327A2002-11-12
DE1027539B1958-04-03
JP2018104851A2018-07-05
Attorney, Agent or Firm:
HONDA Ichiro (HONDA INTERNATIONAL PATENT & TRADEMARK OFFICE, 6th Floor Yusei Fukushi Kotohira Bldg., 14-1, Toranomon 1-chome, Minato-k, Tokyo 01, 〒1050001, JP)
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