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Patent Searching and Data


Title:
RUBBER COMPOSITION AND PNEUMATIC TIRE MADE FROM THE SAME
Document Type and Number:
WIPO Patent Application WO/2005/005546
Kind Code:
A1
Abstract:
A rubber composition which comprises (A) 95 to 60 pts.wt., excluding 60 pts.wt., of a rubber selected among NR, IR, SBR, BR, EPM, EPDM, and a silicone rubber and/or fluororubber and (B) 5 to 40 pts.wt., excluding 40 pts.wt., of a polar polymer having a solubility parameter (Sp value) of 17.6 (Pa1/2) or larger and a weight-average molecular weight of 105 or higher. The rubber composition is highly reduced in the blooming of a crosslinking agent and has a high hardness. It is crosslinked with a peroxide.

Inventors:
KANENARI DAISUKE (JP)
Application Number:
PCT/JP2004/010167
Publication Date:
January 20, 2005
Filing Date:
July 09, 2004
Export Citation:
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Assignee:
YOKOHAMA RUBBER CO LTD (JP)
KANENARI DAISUKE (JP)
International Classes:
B60C1/00; C08K5/14; C08L21/00; C08L83/04; (IPC1-7): C08L101/00; B60C1/00; C08L21/00
Foreign References:
JPH08269241A1996-10-15
JP2000026674A2000-01-25
US20020086944A12002-07-04
JP2000272023A2000-10-03
JPH11147402A1999-06-02
JPH11208208A1999-08-03
JP2002030187A2002-01-31
Other References:
See also references of EP 1642937A4
Attorney, Agent or Firm:
Aoki, Atsushi (Ishida & AssociateS Toranomon 37 Mori Bldg., 5-1, Toranomon 3-chom, Minato-ku Tokyo 23, JP)
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