ES2106617T3 - Mejoradores del indice de viscosidad basados en polimeros en estrella para composiciones de aceites lubricantes. - Google Patents

Mejoradores del indice de viscosidad basados en polimeros en estrella para composiciones de aceites lubricantes.

Info

Publication number
ES2106617T3
ES2106617T3 ES95201796T ES95201796T ES2106617T3 ES 2106617 T3 ES2106617 T3 ES 2106617T3 ES 95201796 T ES95201796 T ES 95201796T ES 95201796 T ES95201796 T ES 95201796T ES 2106617 T3 ES2106617 T3 ES 2106617T3
Authority
ES
Spain
Prior art keywords
viscosity index
oil compositions
star polymers
lubricating oil
index improvers
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 - Lifetime
Application number
ES95201796T
Other languages
English (en)
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 INT RESEARCH
Shell Internationale Research Maatschappij BV
Original Assignee
SHELL INT RESEARCH
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 INT RESEARCH, Shell Internationale Research Maatschappij BV filed Critical SHELL INT RESEARCH
Application granted granted Critical
Publication of ES2106617T3 publication Critical patent/ES2106617T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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
    • 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
    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/04—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing aromatic monomers, e.g. styrene
    • 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
    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/06—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing conjugated dienes
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/02—Bearings
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/08—Hydraulic fluids, e.g. brake-fluids
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/25—Internal-combustion engines
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/25—Internal-combustion engines
    • C10N2040/251—Alcohol-fuelled engines
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/25—Internal-combustion engines
    • C10N2040/255—Gasoline engines
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/25—Internal-combustion engines
    • C10N2040/255—Gasoline engines
    • C10N2040/28—Rotary engines
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2070/00—Specific manufacturing methods for lubricant compositions
    • C10N2070/02—Concentrating of additives
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S525/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S525/901—Radial block

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Lubricants (AREA)
  • Graft Or Block Polymers (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

LA INVENCION SUMINISTRA POLIMEROS DE ESTRELLA, UTILES COMO MEJORADORES DEL INDICE DE VISCOSIDAD EN COMPOSICIONES DE ACEITE, QUE TIENEN BRAZOS DE COPOLIMERO DE TRIBLOQUE DE UN POLIISOPRENO Y DE UN POLIESTIRENO HIDROGENADOS EN DONDE EL POLIESTIRENO SE COLOCA CERCA DEL NUCLEO DEL POLIMERO DE ESTRELLA PARA SUMINISTRAR UN EXCELENTE RENDIMIENTO A BAJA TEMPERATURA; TAMBIEN SE PRESENTA UN PROCESO PARA SU PREPARACION Y COMPOSICIONES DE ACEITES LUBRICANTES Y CONCENTRADOS DE ACEITES LUBRICANTES QUE LOS CONTIENEN.
ES95201796T 1994-07-01 1995-06-30 Mejoradores del indice de viscosidad basados en polimeros en estrella para composiciones de aceites lubricantes. Expired - Lifetime ES2106617T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/269,724 US5458791A (en) 1994-07-01 1994-07-01 Star polymer viscosity index improver for oil compositions

Publications (1)

Publication Number Publication Date
ES2106617T3 true ES2106617T3 (es) 1997-11-01

Family

ID=23028417

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95201796T Expired - Lifetime ES2106617T3 (es) 1994-07-01 1995-06-30 Mejoradores del indice de viscosidad basados en polimeros en estrella para composiciones de aceites lubricantes.

Country Status (10)

Country Link
US (1) US5458791A (es)
EP (1) EP0690082B1 (es)
JP (1) JP4022270B2 (es)
CN (1) CN1060786C (es)
AU (1) AU694511B2 (es)
BR (1) BR9503016A (es)
CA (1) CA2152992C (es)
DE (1) DE69500603T2 (es)
ES (1) ES2106617T3 (es)
ZA (1) ZA955389B (es)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2201684T3 (es) * 1998-02-19 2004-03-16 Shell Internationale Research Maatschappij B.V. Polimeros de estrella que aumentan el indice de viscosidad en aceite.
US7776804B2 (en) * 2005-03-16 2010-08-17 The Lubrizol Corporation Viscosity improver compositions providing improved low temperature characteristics to lubricating oil
AU2004225517B2 (en) * 2003-03-28 2009-06-04 The Lubrizol Corporation Viscosity improver compositions providing improved low temperature characteristics to lubricating oil
US7163913B2 (en) * 2003-07-01 2007-01-16 Infineum International Limited Viscosity index improvers for lubricating oil compositions
US20050209408A1 (en) * 2004-03-17 2005-09-22 Lee Hyung-Jae Star-shaped polymer, multiple star polymer and their preparation methods
US20070105731A1 (en) * 2005-11-04 2007-05-10 Chin Chu Lubricating oil compositions
KR101433389B1 (ko) 2006-03-10 2014-08-26 크레이튼 폴리머즈 유.에스. 엘엘씨 윤활유의 점도 지수 개선제
US20090156442A1 (en) * 2007-12-17 2009-06-18 Laurent Chambard Lubricant Compositions With Low HTHS for a Given SAE Viscosity Grade
CA2719258A1 (en) * 2008-03-26 2009-10-01 Shell Internationale Research Maatschappij B.V. Automotive fuel compositions
US8999905B2 (en) 2010-10-25 2015-04-07 Afton Chemical Corporation Lubricant additive
US9133413B2 (en) * 2011-12-21 2015-09-15 Infineum International Limited Viscosity index improvers for lubricating oil compositions
WO2015129022A1 (ja) * 2014-02-28 2015-09-03 コスモ石油ルブリカンツ株式会社 エンジン油組成物
KR101856896B1 (ko) * 2014-05-16 2018-05-10 크레이튼 폴리머즈 유.에스. 엘엘씨 폴리알케닐 커플링제 및 이것으로 제조된 공액 디엔 중합체
CN104531265A (zh) * 2014-12-17 2015-04-22 宁波市蓝润能源科技有限公司 氢化苯乙烯异戊二烯共聚物用于制备粘度指数改进剂的应用
CN107663265B (zh) * 2017-08-24 2019-11-19 中国科学院长春应用化学研究所 一种非对称多聚星形聚合物及其制备方法和应用
CN109721694A (zh) * 2017-10-27 2019-05-07 中国石油化工股份有限公司 多嵌段共聚物及其制备方法和应用以及润滑剂组合物
FR3080383B1 (fr) * 2018-04-20 2020-11-20 Total Marketing Services Composition lubrifiante pour moteurs industriels a potentiel fe amplifie
WO2022240965A1 (en) 2021-05-14 2022-11-17 Exxonmobil Chemical Patents Inc. Ethylene-propylene branched copolymers as viscosity modifiers
WO2022240946A1 (en) 2021-05-14 2022-11-17 Exxonmobil Chemical Patents Inc. Ethylene-propylene branched copolymers used as viscosity modifiers
US12281277B2 (en) 2023-09-13 2025-04-22 Infineum International Limited Lubricant compositions containing styrenic block copolymer
CN119798689A (zh) * 2024-12-18 2025-04-11 中国石油化工股份有限公司 一种发动机润滑油用hsd型黏指剂及制备方法和润滑油

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CA716645A (en) 1965-08-24 Shell Oil Company Block polymers and process for preparing them
US3231635A (en) * 1963-10-07 1966-01-25 Shell Oil Co Process for the preparation of block copolymers
US3242038A (en) * 1964-08-11 1966-03-22 Shell Oil Co Laminates of polyalkenes and certain block copolymers
US3652732A (en) * 1968-11-05 1972-03-28 Exxon Research Engineering Co Solventless encapsulating block copolymers
USRE27145E (en) * 1969-05-20 1971-06-22 Side-chain
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
NL7312245A (nl) * 1973-09-06 1975-03-10 Stamicarbon Werkwijze voor het bereiden van alphamethylstyreen bevattende blokcopolymeren.
US3985830B1 (en) * 1974-07-15 1998-03-03 Univ Akron Star polymers and process for the preparation thereof
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US4156673A (en) * 1976-02-10 1979-05-29 Shell Oil Company Hydrogenated star-shaped polymer
US4141847A (en) * 1977-05-11 1979-02-27 Shell Oil Company Star-shaped polymer reacted with dicarboxylic acid and amine as dispersant viscosity index improver
US4427828A (en) * 1981-09-01 1984-01-24 The Firestone Tire & Rubber Company Impact resistant polymeric compositions containing polyamides, maleic anhydride adducts of hydrogenated polymers and graft copolymers thereof
US4578429A (en) * 1984-08-31 1986-03-25 Shell Oil Company Selectively hydrogenated block copolymers modified with acid compounds or derivatives
US4849481A (en) * 1987-07-10 1989-07-18 Shell Oil Company Star shaped asymmetric block copolymer of monoalkenyl aromatic hydrocarbon and conjugated diene
US4788361A (en) * 1987-10-30 1988-11-29 Shell Oil Company Polymeric viscosity index improver and oil composition comprising the same
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Also Published As

Publication number Publication date
AU694511B2 (en) 1998-07-23
CA2152992C (en) 2006-05-02
JP4022270B2 (ja) 2007-12-12
EP0690082A3 (en) 1996-05-22
BR9503016A (pt) 1996-05-28
US5458791A (en) 1995-10-17
DE69500603T2 (de) 1998-01-15
ZA955389B (en) 1996-02-09
CN1060786C (zh) 2001-01-17
EP0690082A2 (en) 1996-01-03
CN1120552A (zh) 1996-04-17
JPH0848987A (ja) 1996-02-20
AU2335595A (en) 1996-01-18
DE69500603D1 (de) 1997-10-02
EP0690082B1 (en) 1997-08-27
CA2152992A1 (en) 1996-01-02

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