Title:
RUBBER COMPOSITION, RUBBER COMPOSITION FOR CRAWLER, RUBBER FOR LUG PART AND RUBBER CRAWLER
Document Type and Number:
Japanese Patent JP2017122182
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide: a rubber composition and a rubber composition for a crawler capable of obtaining a rubber having excellent tensile strength even when a reclaimed rubber is blended in a larger amount than before and excellent wear resistance; and a rubber for its lug part and a rubber crawler having excellent tensile strength and wear resistance.SOLUTION: There is provided a rubber composition obtained by blending 100 pts.mass of an unvulcanized raw material rubber component containing a diene rubber as a main component, 100 pts.mass or more and 500 pts.mass or less of a reclaimed rubber based on 100 pts.mass of the raw material rubber component, a vulcanizing agent in an amount within the range of (the blending amount of the reclaimed rubber [pts.mass]/200))×(1.0 to 3.0 pts.mas), zinc oxide in an amount within the range of (the blending amount of the reclaimed rubber [pts.mass]/200))×(1.0 to 4.0 pts.mas) and carbon black in an amount within the range of (the blending amount of the reclaimed rubber [pts.mass]/200))×(10.0 to 20.0 pts.mas), relative to the specific basic blending.SELECTED DRAWING: None
Inventors:
TANIMOTO SHOICHI
Application Number:
JP2016001992A
Publication Date:
July 13, 2017
Filing Date:
January 07, 2016
Export Citation:
Assignee:
BRIDGESTONE CORP
International Classes:
C08L17/00; B60C1/00; B62D55/24; C08K3/04; C08K3/22; C08L9/00; C08L91/00
Domestic Patent References:
| JP2002265680A | 2002-09-18 |
Foreign References:
| WO2009093695A1 | 2009-07-30 |
Attorney, Agent or Firm:
Tamotsu Otani
Kenichi Hirasawa
Yoshio Takizawa
Mizutani Taiji
Kenichi Hirasawa
Yoshio Takizawa
Mizutani Taiji