Title:
RETREADED TIRE
Document Type and Number:
WIPO Patent Application WO/2011/096235
Kind Code:
A1
Abstract:
Disclosed is a retreaded tire that uses cushion rubber for retreaded tires that is able to further improve the prevention of separation failure while effectively suppressing blowout within the cushion rubber layer. The retreaded tire is provided with cushion rubber for retreaded tires, a base tire, and a precured tread rubber comprising at least one rubber layer, and is characterized by: the aforementioned cushion rubber for retreated tires being formed from a rubber composition containing specific quantities of a highly reinforcing carbon black of at least HAF grade, and natural rubber and/or a synthetic polyisoprene rubber; the 100% modulus (AM) of the rubber layer (A) that comprises the aforementioned cushion rubber for retreaded tires being at least 3.0 MPa and less than 6.0 MPa; and the outermost layer (B) of the aforementioned base tire and the innermost layer (C) of the aforementioned precured tread rubber being formed from a rubber composition containing specific quantities of natural rubber and/or synthetic isoprene rubber.
Inventors:
KIMURA, Shigeo (Technical Center 3-1-1, Ogawahigashi-cho, Kodaira-sh, Tokyo 31, 〒1878531, JP)
Application Number:
JP2011/000650
Publication Date:
August 11, 2011
Filing Date:
February 04, 2011
Export Citation:
Assignee:
BRIDGESTONE CORPORATION (10-1, Kyobashi 1-chome Chuo-k, Tokyo 40, 〒1048340, JP)
株式会社ブリヂストン (〒40 東京都中央区京橋１丁目１０番１号 Tokyo, 〒1048340, JP)
株式会社ブリヂストン (〒40 東京都中央区京橋１丁目１０番１号 Tokyo, 〒1048340, JP)
International Classes:
B60C11/02; B60C1/00; C08K3/04; C08K5/3415; C08K5/40; C08L7/00; C08L9/00
Attorney, Agent or Firm:
SUGIMURA, Kenji (36F Kasumigaseki Common Gate West, 3-2-1 Kasumigaseki, Chiyoda-ku, Tokyo 13, 〒1000013, JP)
Download PDF:
Claims: