Title:
POLYMER COMPOSITION, CROSSLINKED POLYMER, AND TIRE
Document Type and Number:
Japanese Patent JP2021123711
Kind Code:
A
Abstract:
To provide a polymer composition for obtaining a molded product having excellent balance between rigidity, wear resistance, and viscoelastic properties.SOLUTION: A polymer composition according to the disclosure includes (A) a conjugated diene rubber (where, a polymer corresponding to the following component (B) is excluded); and (B) a hydrogenated product of a polymer that satisfies the following (1) to (3), which is a polymer in which 80% or more of structural units derived from butadiene are hydrogenated: (1) being a copolymer of a conjugated diene compound containing butadiene and an aromatic vinyl compound, (2) including a polybutadiene block having a vinyl group content of 20% or less, and (3) including a block composed of a conjugated diene compound and an aromatic vinyl compound.SELECTED DRAWING: None
Inventors:
KIKUCHI TOSHIMITSU
SANO TAKUYA
SENGA HIROFUMI
SAKAGAMI YUTO
FUKUMOTO TAKATO
HAYAKAWA TOSHIYUKI
SANO TAKUYA
SENGA HIROFUMI
SAKAGAMI YUTO
FUKUMOTO TAKATO
HAYAKAWA TOSHIYUKI
Application Number:
JP2021003995A
Publication Date:
August 30, 2021
Filing Date:
January 14, 2021
Export Citation:
Assignee:
JSR CORP
International Classes:
C08L9/00; B60C1/00; C08K3/011; C08K3/06
Domestic Patent References:
| JP3088979U | 2002-10-04 | |||
| JP2002318422A | 2002-10-31 | |||
| JP2003005270A | 2003-01-08 |
Attorney, Agent or Firm:
Mitsue Obuchi
Yukio Fuse
Mitsufumi Matsumoto
Yukio Fuse
Mitsufumi Matsumoto