JP7585209B2 - ゴム組成物及びタイヤ - Google Patents

ゴム組成物及びタイヤ Download PDF

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Publication number
JP7585209B2
JP7585209B2 JP2021542823A JP2021542823A JP7585209B2 JP 7585209 B2 JP7585209 B2 JP 7585209B2 JP 2021542823 A JP2021542823 A JP 2021542823A JP 2021542823 A JP2021542823 A JP 2021542823A JP 7585209 B2 JP7585209 B2 JP 7585209B2
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JP
Japan
Prior art keywords
rubber composition
spb
rubber
polybutadiene
syndiotactic
Prior art date
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JP2021542823A
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English (en)
Japanese (ja)
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JPWO2021039602A5 (https=
JPWO2021039602A1 (https=
Inventor
享平 小谷
隆文 朝倉
靖宏 庄田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bridgestone Corp
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Bridgestone Corp
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Publication date
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Publication of JPWO2021039602A1 publication Critical patent/JPWO2021039602A1/ja
Publication of JPWO2021039602A5 publication Critical patent/JPWO2021039602A5/ja
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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
    • 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
    • C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
    • 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 ゴム組成物及びタイヤ Active JP7585209B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2019156152 2019-08-28
JP2019156160 2019-08-28
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 (3)

Publication Number Publication Date
JPWO2021039602A1 JPWO2021039602A1 (https=) 2021-03-04
JPWO2021039602A5 JPWO2021039602A5 (https=) 2022-05-12
JP7585209B2 true JP7585209B2 (ja) 2024-11-18

Family

ID=74683520

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021542823A Active JP7585209B2 (ja) 2019-08-28 2020-08-20 ゴム組成物及びタイヤ

Country Status (5)

Country Link
US (1) US12202977B2 (https=)
EP (1) EP4023457A4 (https=)
JP (1) JP7585209B2 (https=)
CN (1) CN114341249A (https=)
WO (1) WO2021039602A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023013779A1 (ja) * 2021-08-06 2023-02-09 株式会社ブリヂストン タイヤ用ゴム組成物及びタイヤ

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013136745A (ja) 2011-12-20 2013-07-11 Goodyear Tire & Rubber Co:The シンジオタクチック１，２−ポリブタジエンを含有するタイヤ部品
JP2014084410A (ja) 2012-10-24 2014-05-12 Toyo Tire & Rubber Co Ltd 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
JP2014109019A (ja) 2012-12-04 2014-06-12 Sumitomo Rubber Ind Ltd タイヤ用ゴム組成物、及び空気入りタイヤ
JP2015120804A (ja) 2013-12-20 2015-07-02 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
JP2016060789A (ja) 2014-09-17 2016-04-25 Jsr株式会社 ビードフィラー用ゴム組成物およびランフラット補強材用ゴム組成物
JP2019059826A (ja) 2017-09-26 2019-04-18 横浜ゴム株式会社 タイヤ用ゴム組成物及び空気入りタイヤ
JP2021095661A (ja) 2019-12-19 2021-06-24 株式会社ブリヂストン スチールコード−ゴム複合体及びそれを用いたタイヤ、ホース、クローラ又はコンベア

Family Cites Families (17)

* 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
US6277779B1 (en) 1998-10-14 2001-08-21 Bridgestone Corporation Process and iron-based catalyst composition for the production of syndiotactic 1,2-polybutadiene
US5919875A (en) 1998-10-14 1999-07-06 Bridgestone Corporation Method of preparing syndiotactic 1,2-polybutadiene with a chromium-based catalyst system
US6627712B2 (en) 2001-02-19 2003-09-30 Bridgestone Corporation Manufacture of conjugated diene polymers by using an iron-based catalyst composition
JP2005527641A (ja) 2001-08-24 2005-09-15 株式会社ブリヂストン シンジオタクチック１，２−ポリブタジエン製造用鉄系触媒組成物
US6720397B2 (en) 2002-02-20 2004-04-13 Bridgestone Corporation Polymerization process for preparing syndiotactic 1,2-polybutadiene
WO2003093327A1 (en) 2002-05-01 2003-11-13 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
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
CN114341248A (zh) 2019-08-28 2022-04-12 株式会社普利司通 硫化橡胶组合物、硫化橡胶组合物的制造方法、和轮胎
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

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013136745A (ja) 2011-12-20 2013-07-11 Goodyear Tire & Rubber Co:The シンジオタクチック１，２−ポリブタジエンを含有するタイヤ部品
JP2014084410A (ja) 2012-10-24 2014-05-12 Toyo Tire & Rubber Co Ltd 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
JP2014109019A (ja) 2012-12-04 2014-06-12 Sumitomo Rubber Ind Ltd タイヤ用ゴム組成物、及び空気入りタイヤ
JP2015120804A (ja) 2013-12-20 2015-07-02 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
JP2016060789A (ja) 2014-09-17 2016-04-25 Jsr株式会社 ビードフィラー用ゴム組成物およびランフラット補強材用ゴム組成物
JP2019059826A (ja) 2017-09-26 2019-04-18 横浜ゴム株式会社 タイヤ用ゴム組成物及び空気入りタイヤ
JP2021095661A (ja) 2019-12-19 2021-06-24 株式会社ブリヂストン スチールコード−ゴム複合体及びそれを用いたタイヤ、ホース、クローラ又はコンベア

Also Published As

Publication number Publication date
US12202977B2 (en) 2025-01-21
US20220289950A1 (en) 2022-09-15
EP4023457A4 (en) 2023-10-04
JPWO2021039602A1 (https=) 2021-03-04
EP4023457A1 (en) 2022-07-06
WO2021039602A1 (ja) 2021-03-04
CN114341249A (zh) 2022-04-12

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