DE3381316D1 - Oel- und kraftstoffzusammensetzungen, verwendung von polymeren als zusaetze in diesen und verfahren zur herstellung von polymeren. - Google Patents

Oel- und kraftstoffzusammensetzungen, verwendung von polymeren als zusaetze in diesen und verfahren zur herstellung von polymeren.

Info

Publication number
DE3381316D1
DE3381316D1 DE8383308015T DE3381316T DE3381316D1 DE 3381316 D1 DE3381316 D1 DE 3381316D1 DE 8383308015 T DE8383308015 T DE 8383308015T DE 3381316 T DE3381316 T DE 3381316T DE 3381316 D1 DE3381316 D1 DE 3381316D1
Authority
DE
Germany
Prior art keywords
polymers
copolymer
additives
lubricating oils
oil
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.)
Revoked
Application number
DE8383308015T
Other languages
English (en)
Inventor
Joseph Martin Bollinger
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.)
Rohm and Haas Co
Original Assignee
Rohm and Haas Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23805916&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3381316(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Rohm and Haas Co filed Critical Rohm and Haas Co
Application granted granted Critical
Publication of DE3381316D1 publication Critical patent/DE3381316D1/de
Anticipated expiration legal-status Critical
Revoked 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
    • C10M149/00—Lubricating compositions characterised by the additive being a macromolecular compound containing nitrogen
    • C10M149/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M149/10—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a nitrogen-containing hetero ring
    • 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
    • C08F279/00—Macromolecular compounds obtained by polymerising monomers on to polymers of monomers having two or more carbon-to-carbon double bonds as defined in group C08F36/00
    • C08F279/02—Macromolecular compounds obtained by polymerising monomers on to polymers of monomers having two or more carbon-to-carbon double bonds as defined in group C08F36/00 on to polymers of conjugated dienes
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/14—Organic compounds
    • C10L1/22—Organic compounds containing nitrogen
    • C10L1/234—Macromolecular compounds
    • C10L1/236—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds derivatives thereof
    • C10L1/2366—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds derivatives thereof homo- or copolymers derived from unsaturated compounds containing amine groups
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/14—Organic compounds
    • C10L1/22—Organic compounds containing nitrogen
    • C10L1/234—Macromolecular compounds
    • C10L1/236—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds derivatives thereof
    • C10L1/2368—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds derivatives thereof homo- or copolymers derived from unsaturated compounds containing heterocyclic compounds containing nitrogen in the ring
    • 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
    • C10M145/00—Lubricating compositions characterised by the additive being a macromolecular compound containing oxygen
    • C10M145/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M145/10—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate
    • C10M145/12—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate monocarboxylic
    • C10M145/14—Acrylate; Methacrylate
    • 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
    • C10M149/00—Lubricating compositions characterised by the additive being a macromolecular compound containing nitrogen
    • C10M149/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • C10M149/00—Lubricating compositions characterised by the additive being a macromolecular compound containing nitrogen
    • C10M149/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M149/04—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to an amino group
    • 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
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
    • C10M2209/084—Acrylate; Methacrylate
    • 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
    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/02—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/02—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2217/022—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to an amino group
    • 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
    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/02—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2217/022—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to an amino group
    • C10M2217/023—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to an amino group the amino group containing an ester bond
    • 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
    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/02—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2217/028—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a nitrogen-containing hetero ring
    • 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
    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/06—Macromolecular compounds obtained by functionalisation op polymers with a nitrogen containing compound

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Lubricants (AREA)
  • Liquid Carbonaceous Fuels (AREA)
  • Polymerisation Methods In General (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE8383308015T 1982-12-30 1983-12-29 Oel- und kraftstoffzusammensetzungen, verwendung von polymeren als zusaetze in diesen und verfahren zur herstellung von polymeren. Revoked DE3381316D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/454,749 US4533482A (en) 1982-12-30 1982-12-30 Hydrogenated diolefin-lower alkyl acrylate or methacrylate viscosity index improving copolymers for lubricating oils

Publications (1)

Publication Number Publication Date
DE3381316D1 true DE3381316D1 (de) 1990-04-19

Family

ID=23805916

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3382781T Expired - Fee Related DE3382781T2 (de) 1982-12-30 1983-12-29 Öl- und Kraftstoffzusammensetzungen, Verwendung von Polymeren als Zusätze in diesen und Verfahren zur Herstellung der Polymere.
DE8383308015T Revoked DE3381316D1 (de) 1982-12-30 1983-12-29 Oel- und kraftstoffzusammensetzungen, verwendung von polymeren als zusaetze in diesen und verfahren zur herstellung von polymeren.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3382781T Expired - Fee Related DE3382781T2 (de) 1982-12-30 1983-12-29 Öl- und Kraftstoffzusammensetzungen, Verwendung von Polymeren als Zusätze in diesen und Verfahren zur Herstellung der Polymere.

Country Status (6)

Country Link
US (1) US4533482A (de)
EP (1) EP0113591B1 (de)
JP (3) JPH0618810B2 (de)
AT (1) ATE118533T1 (de)
CA (1) CA1221796A (de)
DE (2) DE3382781T2 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS619497A (ja) * 1984-06-25 1986-01-17 Nippon Oil Co Ltd 自動変速機油組成物
DE3607444A1 (de) * 1986-03-07 1987-09-10 Roehm Gmbh Additive fuer mineraloele mit stockpunktverbessernder wirkung
JPH0832905B2 (ja) * 1987-07-01 1996-03-29 三洋化成工業株式会社 新規な粘度指数向上剤
US4844829A (en) * 1987-08-19 1989-07-04 Pennzoil Products Company Methacrylate pour point depressants and compositions
US4956111A (en) * 1987-08-19 1990-09-11 Pennzoil Products Company Methacrylate pour point depressants and compositions
US4992185A (en) * 1988-05-11 1991-02-12 Mobil Oil Corporation Stability improver for water-in-oil emulsion
US4921625A (en) * 1988-06-27 1990-05-01 Shell Oil Company Method for preparing functionalized block copolymers
US5093426A (en) * 1988-10-22 1992-03-03 Japan Synthetic Rubber Co., Ltd. Hydrogenated copolymer rubber, rubber composition comprising said rubber and rubber product obtained from the rubber
US5112509A (en) * 1988-12-22 1992-05-12 Texaco, Inc. Non-dispersant, shear-stabilizing, and wear-inhibiting viscosity index improver
US5073600A (en) * 1989-10-12 1991-12-17 Shell Oil Company Dispersant viscosity index improvers
US5266186A (en) * 1989-10-12 1993-11-30 Nalco Chemical Company Inhibiting fouling employing a dispersant
US5002676A (en) * 1989-12-06 1991-03-26 Shell Oil Company Block copolymers
US5691284A (en) * 1990-08-11 1997-11-25 Rohm Gmbh Synthetic oligomeric oils
KR100258294B1 (ko) * 1995-11-07 2000-06-01 우노 인코 점도지수향상제, 그 제조방법 및 윤활유 조성물
US5891831A (en) * 1996-02-20 1999-04-06 Sanyo Chemical Industries, Ltd. Viscosity index improver, engine lubricant composition, and concentrate
DE69933544T2 (de) * 1998-02-27 2007-02-08 Kaneka Corp. Polymer und härtbare zusammensetzung
US6350723B1 (en) 1998-11-30 2002-02-26 Ethyl Corporation Block copolymers prepared by anionic polymerization
DE60104594T2 (de) * 2000-05-12 2005-08-04 Rohm And Haas Co. Kunststoffaditive, verbessertes Verfahren, Produkte und Gegenstände die diese enthalten
US7157283B2 (en) * 2002-08-02 2007-01-02 3M Innovative Properties Company Continuous process for the production of combinatorial libraries of modified materials
US7632916B2 (en) 2002-08-02 2009-12-15 3M Innovative Properties Company Process to modify polymeric materials and resulting compositions
US6903173B2 (en) * 2002-08-02 2005-06-07 3M Innovative Properties Co. Fluorinated polymers
US7354462B2 (en) * 2002-10-04 2008-04-08 Chevron U.S.A. Inc. Systems and methods of improving diesel fuel performance in cold climates
US20070191242A1 (en) * 2004-09-17 2007-08-16 Sanjay Srinivasan Viscosity modifiers for lubricant compositions
US7727291B2 (en) * 2005-04-27 2010-06-01 Himmelsbach Holdings, Llc Low molecular weight fuel additive
JP2007045850A (ja) * 2005-08-05 2007-02-22 Tonengeneral Sekiyu Kk 潤滑油組成物
JP6371202B2 (ja) * 2014-11-20 2018-08-08 株式会社日本触媒 アクリル重合体及びその製法
CN111057606B (zh) * 2018-10-16 2022-03-11 中国石油化工股份有限公司 一种黏度指数改进剂及其制备方法、用途
EP3880774B1 (de) 2018-11-13 2022-07-13 Evonik Operations GmbH Verfahren zur herstellung von statistischen copolymeren
US11453837B2 (en) * 2018-11-13 2022-09-27 Evonik Operations Gmbh Random copolymers for use as base oils or lubricant additives
CN110511333B (zh) * 2019-08-14 2022-02-22 深圳昆油石化技术有限公司 含有星型的马来酸酐接枝三元乙丙共聚物润滑油粘度指数改进剂及其制备方法
PL3907269T3 (pl) 2020-05-05 2023-09-11 Evonik Operations Gmbh Uwodornione polidienowe kopolimery liniowe jako surowiec bazowy lub dodatki smarowe do kompozycji smarowych

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1051499A (fr) * 1950-12-20 1954-01-15 Phillips Petroleum Co Perfectionnements relatifs aux matières plastiques
US2693461A (en) * 1952-08-18 1954-11-02 Phillips Petroleum Co Synthetic elastomer hydrogenation process
GB1112749A (en) * 1967-04-25 1968-05-08 Shell Int Research Lubricant compositions
CA1012281A (en) * 1972-05-04 1977-06-14 Harold E. De La Mare Lubricating oil compositions and copolymers for use therein
FR2273057A1 (en) * 1974-05-27 1975-12-26 Raffinage Cie Francaise Additives for improving the low-temp. props. of liq. hydrocarbons - comprising hydrogenated butadiene-methacrylate copolymers
CA1033887A (en) * 1974-09-26 1978-06-27 David C. Chalmers Halogenated polyacrylate elastomers
FR2293485A1 (fr) * 1974-12-03 1976-07-02 Inst Francais Du Petrole Compositions lubrifiantes ameliorees par l'addition de copolymeres greffes
DE2748884C2 (de) * 1977-11-02 1982-05-19 Basf Ag, 6700 Ludwigshafen Verfahren zur katalytischen Hydrierung von Polymerisaten konjugierter Diene

Also Published As

Publication number Publication date
DE3382781T2 (de) 1995-06-08
JPH0680717A (ja) 1994-03-22
EP0113591A2 (de) 1984-07-18
JPH0586114A (ja) 1993-04-06
ATE118533T1 (de) 1995-03-15
EP0113591A3 (en) 1986-08-13
DE3382781D1 (de) 1995-03-23
EP0113591B1 (de) 1990-03-14
JPS59135289A (ja) 1984-08-03
CA1221796A (en) 1987-05-12
JP2530794B2 (ja) 1996-09-04
US4533482A (en) 1985-08-06
JPH0618810B2 (ja) 1994-03-16
JPH0780965B2 (ja) 1995-08-30

Similar Documents

Publication Publication Date Title
DE3381316D1 (de) Oel- und kraftstoffzusammensetzungen, verwendung von polymeren als zusaetze in diesen und verfahren zur herstellung von polymeren.
GB1442409A (en) Oil compositions
US4867894A (en) Pour point improving additives for mineral oils
AU6773490A (en) Block copolymer of alkyl methacrylate and conjugated alkadiene
MX163556B (es) Composiciones de aceites minerales a base de polimeros estables al esfuerzo cortante
US3142664A (en) Oil soluble copolymer of a nu-vinyl pyrrolidinone and an alkyl ester of an unsaturated monocarboxylic acid
DE3483518D1 (de) Aethylen-alphaolefin-polymere enthaltende schmieroelzusammensetzungen mit verbesserter verpumpbarkeit.
ATE194363T1 (de) Verfahren zur herstellung polarer gepfropfter polyolefine
US5043087A (en) Addives for paraffinic lubricants
NO175599C (no) Flytforbedrende og blakningspunktsenkende blandinger, konsentrat og anvendelse av additivblandingen i brenselolje, som hellepunktdepressor
ES2043787T3 (es) Aditivo, polimero mejorador del indice de viscosidad y composicion de aceite que lo contiene.
ATE110747T1 (de) Herstellung eines propfcopolymer- kompatibilitätsstoffes zur verwendung als öladditiv.
SG54334A1 (en) Graft polymers and their use as lubricant additives
EP0199453A3 (de) Polyolefinpfropfpolymere enthaltende Kohlenwasserstoffzusammensetzungen
ES477516A1 (es) Un procedimiento para preparar polimeros que llevan grupos nitrogenados.
IT1270673B (it) Additivo multifunzionale per olii lubrificanti compatibili con fluoroelastomeri
AU1558095A (en) Novel hydrocarbon lube and distillate fuel additive
KR910014415A (ko) 점도인덱스 향상제로 유용한 유용성(oil-soluble) 폴리메타크릴레이트 중합체
KR960704951A (ko) 에틸렌-기본 공중합체 및 석유 증류액에서 점성도 향상제로서 그 공중합체를 사용하는 방법(ethylene-based copolymers and their use as viscosity improvers in petroleum distillates)
ATE51014T1 (de) Oel- und kraftstoffzusammensetzungen, verwendung von polymeren als zusaetze in diesen und verfahren zur herstellung von polymeren.
CA2008938A1 (en) C14-carboxylate polymer and viscosity index improver containing oleaginous compositions
ES2093023T3 (es) Copolimeros de injerto y lubricantes que contienen tales mejoradores de la viscosidad-dispersantes.
FR2355037A1 (fr) Complexe d'un polymethacrylate ou d'un polymethacrylamide et d'un poly(alcene-1) liquide
NO167757C (no) Destillatpetroleumsbrennstoff og anvendelse av polymerer og kopolymerer som additiver for destillatbrennstoffer.
US3472771A (en) Lubricating compositions including a polymer which contains a salt or amide of a polyetheramine and an acid

Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation