JPWO2021039602A1 - - Google Patents

Info

Publication number
JPWO2021039602A1
JPWO2021039602A1 JP2021542823A JP2021542823A JPWO2021039602A1 JP WO2021039602 A1 JPWO2021039602 A1 JP WO2021039602A1 JP 2021542823 A JP2021542823 A JP 2021542823A JP 2021542823 A JP2021542823 A JP 2021542823A JP WO2021039602 A1 JPWO2021039602 A1 JP WO2021039602A1
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2021542823A
Other versions
JPWO2021039602A5 (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPWO2021039602A1 publication Critical patent/JPWO2021039602A1/ja
Publication of JPWO2021039602A5 publication Critical patent/JPWO2021039602A5/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F136/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
    • C08F136/02—Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
    • C08F136/04—Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
    • C08F136/06—Butadiene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C1/00—Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
    • B60C1/0016—Compositions of the tread
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F236/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
    • C08F236/02—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
    • C08F236/04—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
    • C08F236/08—Isoprene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L7/00—Compositions of natural rubber
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Tires In General (AREA)
JP2021542823A 2019-08-28 2020-08-20 Pending JPWO2021039602A1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019156160 2019-08-28
JP2019156152 2019-08-28
PCT/JP2020/031524 WO2021039602A1 (ja) 2019-08-28 2020-08-20 ゴム組成物及びタイヤ

Publications (2)

Publication Number Publication Date
JPWO2021039602A1 true JPWO2021039602A1 (ja) 2021-03-04
JPWO2021039602A5 JPWO2021039602A5 (ja) 2022-05-12

Family

ID=74683520

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021542823A Pending JPWO2021039602A1 (ja) 2019-08-28 2020-08-20

Country Status (5)

Country Link
US (1) US20220289950A1 (ja)
EP (1) EP4023457A4 (ja)
JP (1) JPWO2021039602A1 (ja)
CN (1) CN114341249A (ja)
WO (1) WO2021039602A1 (ja)

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3090792B2 (ja) 1992-09-04 2000-09-25 株式会社ブリヂストン 空気入りタイヤ
JPH0692108A (ja) 1992-09-14 1994-04-05 Bridgestone Corp 空気入りラジアルタイヤ
JP3415217B2 (ja) 1992-09-29 2003-06-09 株式会社ブリヂストン 重車両用空気入りタイヤ
JPH06306207A (ja) 1993-04-26 1994-11-01 Bridgestone Corp 空気入りタイヤ
JP3345106B2 (ja) 1993-07-14 2002-11-18 株式会社ブリヂストン 空気入りタイヤ
JP3369278B2 (ja) * 1993-12-27 2003-01-20 株式会社ブリヂストン ゴム組成物
US5919875A (en) 1998-10-14 1999-07-06 Bridgestone Corporation Method of preparing syndiotactic 1,2-polybutadiene with a chromium-based catalyst system
US6277779B1 (en) 1998-10-14 2001-08-21 Bridgestone Corporation Process and iron-based catalyst composition for the production of syndiotactic 1,2-polybutadiene
US6627712B2 (en) 2001-02-19 2003-09-30 Bridgestone Corporation Manufacture of conjugated diene polymers by using an iron-based catalyst composition
ES2312621T3 (es) 2001-08-24 2009-03-01 Bridgestone Corporation Composicion catalitica basada en hierro para la fabricacion de 1,2-polibutadieno sindiotactico.
US6720397B2 (en) 2002-02-20 2004-04-13 Bridgestone Corporation Polymerization process for preparing syndiotactic 1,2-polybutadiene
AU2002309026A1 (en) 2002-05-01 2003-11-17 Hokkaido Technology Licensing Office Co., Ltd. Gel having multiple network structure and method for preparation thereof
JP2006063183A (ja) 2004-08-26 2006-03-09 Jsr Corp 熱可塑性重合体組成物
JP6054138B2 (ja) * 2012-10-24 2016-12-27 東洋ゴム工業株式会社 ドライマスターバッチ、それを用いたタイヤ用ゴム組成物及びその製造方法
JP6009921B2 (ja) * 2012-12-04 2016-10-19 住友ゴム工業株式会社 タイヤ用ゴム組成物、及び空気入りタイヤ
JP6420203B2 (ja) * 2015-05-21 2018-11-07 東洋ゴム工業株式会社 ゴム組成物の製造方法
JP6804959B2 (ja) * 2016-12-09 2020-12-23 Ｔｏｙｏ Ｔｉｒｅ株式会社 タイヤトレッド用ゴム組成物及び空気入りタイヤ
EP4023459A4 (en) * 2019-08-28 2023-09-27 Bridgestone Corporation VULCANIZED RUBBER COMPOSITION, METHOD FOR PRODUCING VULCANIZED RUBBER COMPOSITION, AND TIRE
JP7345434B2 (ja) * 2020-06-08 2023-09-15 株式会社ブリヂストン 空気入りタイヤ

Also Published As

Publication number Publication date
EP4023457A4 (en) 2023-10-04
EP4023457A1 (en) 2022-07-06
WO2021039602A1 (ja) 2021-03-04
US20220289950A1 (en) 2022-09-15
CN114341249A (zh) 2022-04-12

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