Title:
A RUBBER COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2023/073907
Kind Code:
A1
Abstract:
A rubber composition, which allows unexpectedly improved tearability performance while being maintained or improved hysteresis performance, is based on at least an elastomer matrix; a reinforcing filler; a plasticizing agent; and a crumb rubber; wherein a ratio by weight of the total amount of the reinforcing filler to that of the plasticizing agent is less than 4.50; wherein the total amount of the reinforcing filler and the crumb rubber is more than 30 phr and less than 70 phr; and wherein a ratio by weight of the total amount of the crumb rubber to that of the reinforcing filler is more than 0.20 and less than 2.50.
Inventors:
MAETA YOSHIKO (JP)
MAYER SYLVAIN (FR)
RIOU ALINE (FR)
MAYER SYLVAIN (FR)
RIOU ALINE (FR)
Application Number:
PCT/JP2021/039973
Publication Date:
May 04, 2023
Filing Date:
October 29, 2021
Export Citation:
Assignee:
MICHELIN & CIE (FR)
International Classes:
B60C1/00; C08L7/00
Domestic Patent References:
| WO2009083160A1 | 2009-07-09 |
Foreign References:
| US20200101793A1 | 2020-04-02 | |||
| EP3865313A1 | 2021-08-18 | |||
| US20210253833A1 | 2021-08-19 | |||
| US7445170B2 | 2008-11-04 | |||
| US7861958B2 | 2011-01-04 |
Attorney, Agent or Firm:
WADA Yukihiro (JP)
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