Title:
RUBBER COMPOSITION AND WINTER TIRE
Document Type and Number:
Japanese Patent JP2012131892
Kind Code:
A
Abstract:
To provide a rubber composition capable of improving a wear resistance, on-ice performance and driving stability on a dry road surface in a balanced manner, and to provide a winter tire using the composition.
The rubber composition includes a conjugated diene-based copolymer which has a structural unit based on a conjugated diene and the structural unit having an Si-functional group and in which at least one end of the polymer is modified by a compound having a group represented by formula (II) (wherein m is an integer of 1 to 11; and A is a functional group having a nitrogen atom), and an isoprene-based rubber.
Inventors:
TOKIMUNE RYUICHI
NISHIOKA KAZUYUKI
MABUCHI TAKAHIRO
NISHIOKA KAZUYUKI
MABUCHI TAKAHIRO
Application Number:
JP2010284551A
Publication Date:
July 12, 2012
Filing Date:
December 21, 2010
Export Citation:
Assignee:
SUMITOMO RUBBER IND
International Classes:
C08L15/00; B60C1/00; C08C19/22; C08F230/08; C08F236/06; C08K3/04; C08K3/36; C08L9/00
Domestic Patent References:
| JP2010077414A | 2010-04-08 | |||
| JPH01174546A | 1989-07-11 | |||
| JP2002201307A | 2002-07-19 | |||
| JP2010254858A | 2010-11-11 | |||
| JP2010138249A | 2010-06-24 |
Foreign References:
| WO2008004676A1 | 2008-01-10 | |||
| WO2010116988A1 | 2010-10-14 | |||
| WO2012011570A1 | 2012-01-26 |
Attorney, Agent or Firm:
Atomi International Patent Office