DE69506641D1 - Asymmetrisches Triblockcopolymer, Viscositätsindex-Verbesser für Ölzusammensetzungen - Google Patents

Asymmetrisches Triblockcopolymer, Viscositätsindex-Verbesser für Ölzusammensetzungen

Info

Publication number
DE69506641D1
DE69506641D1 DE69506641T DE69506641T DE69506641D1 DE 69506641 D1 DE69506641 D1 DE 69506641D1 DE 69506641 T DE69506641 T DE 69506641T DE 69506641 T DE69506641 T DE 69506641T DE 69506641 D1 DE69506641 D1 DE 69506641D1
Authority
DE
Germany
Prior art keywords
viscosity index
triblock copolymer
oil compositions
index improvement
asymmetric triblock
Prior art date
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.)
Expired - Fee Related
Application number
DE69506641T
Other languages
English (en)
Other versions
DE69506641T2 (de
Inventor
Robert Barnett Rhodes
Craig Aldred Stevens
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 by Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Application granted granted Critical
Publication of DE69506641D1 publication Critical patent/DE69506641D1/de
Publication of DE69506641T2 publication Critical patent/DE69506641T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M143/00—Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation
    • C10M143/12—Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation containing conjugated diene
    • 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
    • C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
    • C08F297/02—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type
    • C08F297/04—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type polymerising vinyl aromatic monomers and conjugated dienes
    • C08F297/046—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type polymerising vinyl aromatic monomers and conjugated dienes polymerising vinyl aromatic monomers and isoprene, optionally with other conjugated dienes
    • 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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/04—Reduction, e.g. hydrogenation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • C08L53/02—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes
    • C08L53/025—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes modified

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Lubricants (AREA)
  • Graft Or Block Polymers (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE69506641T 1994-08-11 1995-08-10 Asymmetrisches Triblockcopolymer, Viscositätsindex-Verbesser für Ölzusammensetzungen Expired - Fee Related DE69506641T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/289,487 US5458792A (en) 1994-08-11 1994-08-11 Asymmetric triblock copolymer viscosity index improver for oil compositions

Publications (2)

Publication Number Publication Date
DE69506641D1 true DE69506641D1 (de) 1999-01-28
DE69506641T2 DE69506641T2 (de) 1999-06-24

Family

ID=23111751

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69506641T Expired - Fee Related DE69506641T2 (de) 1994-08-11 1995-08-10 Asymmetrisches Triblockcopolymer, Viscositätsindex-Verbesser für Ölzusammensetzungen

Country Status (10)

Country Link
US (1) US5458792A (de)
EP (1) EP0698626B1 (de)
JP (1) JP3468928B2 (de)
CN (1) CN1066161C (de)
AU (1) AU694529B2 (de)
BR (1) BR9503592A (de)
CA (1) CA2155686C (de)
DE (1) DE69506641T2 (de)
ES (1) ES2125553T3 (de)
ZA (1) ZA956634B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USH1902H (en) * 1995-08-04 2000-10-03 Shell Oil Company Asymmetric radial polymers with acrylic monomer arms
KR100432537B1 (ko) * 1997-01-31 2004-08-16 미쓰이 가가쿠 가부시키가이샤 윤활유,윤활유조성물,연료유조성물
US7776804B2 (en) * 2005-03-16 2010-08-17 The Lubrizol Corporation Viscosity improver compositions providing improved low temperature characteristics to lubricating oil
US20060047083A1 (en) * 2004-08-30 2006-03-02 Iskender Yilgor Triblock copolymers and their production methods
US20090156442A1 (en) * 2007-12-17 2009-06-18 Laurent Chambard Lubricant Compositions With Low HTHS for a Given SAE Viscosity Grade
US9133413B2 (en) * 2011-12-21 2015-09-15 Infineum International Limited Viscosity index improvers for lubricating oil compositions
KR20150043495A (ko) * 2012-08-20 2015-04-22 더루우브리졸코오포레이션 에스테르화된 공중합체 및 디엔 고무 중합체를 포함하는 윤활 조성물
CN103848938B (zh) * 2012-11-30 2016-07-06 中国石油化工股份有限公司 一种选择性氢化的三元共聚物及其制备方法和应用
US10829709B2 (en) 2014-01-02 2020-11-10 Infineum International Limited Viscosity index improver concentrates for lubricating oil compositions
WO2018227173A1 (en) * 2017-06-09 2018-12-13 Kraton Polymers Llc Highly asymmetric triblock polymer compositions and methods of making same
MX2021006002A (es) 2018-11-26 2021-07-06 Shell Int Research Composiciones de combustible.
US11414618B2 (en) 2019-12-05 2022-08-16 Infineum International Limited Triblock copolymer concentrates for lubricating oil compositions

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE27145E (en) 1969-05-20 1971-06-22 Side-chain
GB1370093A (en) * 1970-11-13 1974-10-09 Shell Int Research Lubricant compositions containing a viscosity index improver
US3772196A (en) * 1971-12-03 1973-11-13 Shell Oil Co Lubricating compositions
BE794921A (fr) 1972-02-05 1973-08-02 Stamicarbon Solutions de resine melamine-formaldehyde
NO145408C (no) * 1977-05-19 1982-03-17 Orobis Ltd Smoeremiddeltilsetning.
US4788361A (en) * 1987-10-30 1988-11-29 Shell Oil Company Polymeric viscosity index improver and oil composition comprising the same
US5302667A (en) * 1990-04-16 1994-04-12 Shell Oil Company Asymmetrical radial polymer and composition of matter comprising the same
US5296547A (en) * 1993-01-28 1994-03-22 Minnesota Mining And Manufacturing Company Block copolymer having mixed molecular weight endblocks

Also Published As

Publication number Publication date
EP0698626B1 (de) 1998-12-16
JPH0859765A (ja) 1996-03-05
CN1126217A (zh) 1996-07-10
CA2155686A1 (en) 1996-02-12
ES2125553T3 (es) 1999-03-01
EP0698626A1 (de) 1996-02-28
JP3468928B2 (ja) 2003-11-25
DE69506641T2 (de) 1999-06-24
CA2155686C (en) 2006-03-21
AU694529B2 (en) 1998-07-23
CN1066161C (zh) 2001-05-23
AU2847695A (en) 1996-02-22
US5458792A (en) 1995-10-17
ZA956634B (en) 1996-03-19
BR9503592A (pt) 1996-04-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: ADVOTEC. PATENT- UND RECHTSANWAELTE, 80538 MUENCHE

8339 Ceased/non-payment of the annual fee