RUBBER COMPOSITION AND RUN-FLAT TIRE USING THE SAME

Title:

RUBBER COMPOSITION AND RUN-FLAT TIRE USING THE SAME

Document Type and Number:

WIPO Patent Application WO/2007/123060

Kind Code:

A1

Abstract:

Disclosed is a rubber composition characterized by containing 2-20 parts by mass of a phenol resin and 0.5-5 parts by mass of a curing agent for resins per 100 parts by mass of a rubber component which contains not less than 50% by mass of an isocyanate modified diene rubber wherein the vinyl bond content in the diene component is not less than 20% by mass. Also disclosed is a run-flat tire which uses such a rubber composition in a side reinforcing layer and/or a bead filler. The run-flat tire is improved in run-flat durability without deteriorating ride quality during normal operation of the run-flat tire.

More Like This:

WO/2020/004243	RUBBER COMPOSITION
JP4805584	Rubber composition for tread and tires made of it

Inventors:

SHIRAISHI FUMIHIRO (JP)

Application Number:

PCT/JP2007/058142

Publication Date:

November 01, 2007

Filing Date:

April 13, 2007

Export Citation:

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Assignee:

BRIDGESTONE CORP (JP)
SHIRAISHI FUMIHIRO (JP)

International Classes:

C08L15/00; B60C1/00; B60C15/06; B60C17/00; C08K5/00; C08L61/04

Domestic Patent References:

WO2002002356A1

2002-01-10

Foreign References:

JP2004074960A	2004-03-11
JP2002105249A	2002-04-10
JP2002079803A	2002-03-19
JPS58113234A	1983-07-06
JPH11310019A	1999-11-09
JP2004074960A	2004-03-11

Other References: