CA2026184A1 - Multifunctional viscosity index improver derived from amido-amine and degraded ethylene copolymer exhibiting improved low temperature viscometric properties - Google Patents

Multifunctional viscosity index improver derived from amido-amine and degraded ethylene copolymer exhibiting improved low temperature viscometric properties

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Publication number
CA2026184A1
CA2026184A1 CA2026184A CA2026184A CA2026184A1 CA 2026184 A1 CA2026184 A1 CA 2026184A1 CA 2026184 A CA2026184 A CA 2026184A CA 2026184 A CA2026184 A CA 2026184A CA 2026184 A1 CA2026184 A1 CA 2026184A1
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Canada
Prior art keywords
copolymer
ethylene
alpha
weight percent
amine
Prior art date
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Granted
Application number
CA2026184A
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French (fr)
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CA2026184C (en
Inventor
Mark Joseph Struglinski
David Yen-Lung Chung
Antonio Gutierrez
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ExxonMobil Chemical Patents Inc
Original Assignee
Exxon Chemical Patents Inc.
Mark Joseph Struglinski
David Yen-Lung Chung
Antonio Gutierrez
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Application filed by Exxon Chemical Patents Inc., Mark Joseph Struglinski, David Yen-Lung Chung, Antonio Gutierrez filed Critical Exxon Chemical Patents Inc.
Publication of CA2026184A1 publication Critical patent/CA2026184A1/en
Application granted granted Critical
Publication of CA2026184C publication Critical patent/CA2026184C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M159/00Lubricating compositions characterised by the additive being of unknown or incompletely defined constitution
    • C10M159/12Reaction products
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00Chemical modification by after-treatment
    • C08F8/30Introducing nitrogen atoms or nitrogen-containing groups
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00Chemical modification by after-treatment
    • C08F8/34Introducing sulfur atoms or sulfur-containing groups
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    • C10M143/00Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation
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    • C10M143/00Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation
    • C10M143/02Polyethene
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    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2800/00Copolymer characterised by the proportions of the comonomers expressed
    • C08F2800/20Copolymer characterised by the proportions of the comonomers expressed as weight or mass percentages
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    • C10M2205/00Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
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    • C10M2205/022Ethene
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    • C10M2215/00Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/02Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/04Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
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    • C10M2215/02Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/04Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2215/042Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms containing hydroxy groups; Alkoxylated derivatives thereof
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    • C10M2215/221Six-membered rings containing nitrogen and carbon only
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    • C10M2217/00Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/02Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2217/024Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to an amido or imido group
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    • C10M2217/04Macromolecular compounds from nitrogen-containing monomers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2217/046Polyamines, i.e. macromoleculars obtained by condensation of more than eleven amine monomers
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    • C10M2227/00Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions

Abstract

Composition of matter useful as multifunctional viscosity index improver for lubricating oil comprising reaction product of:

(i) (a) degraded ethylene-alpha-olefin copolymer obtained by degrading copolymer of ethylene and at least one other alpha-olefin monomer, said copolymer comprising intramolecularly heterogeneous copolymer chains containing at least one crystallizable segment of methylene units and at least one low crystallinity ethylene-alpha-olefin copolymer segment, wherein said at least one crystallizable segment comprises at least about 10 weight percent of said copolymer chain and contains at least about 57 weight percent ethylene, wherein said low crystallinity segment contains not greater than about 53 weight percent ethylene, and wherein said copolymer has a molecular weight distribution characterized by at least one of a ratio of M w/M n of less than 2 and a ratio of M z/M w of less than 1.8, and wherein at least two portions of an individual intramolecularly heterogeneous chain, each portion comprising at least 5 weight percent of said chain, differ in composition from one another by at least 7 weight percent ethylene; said degraded ethylene-alpha-olefin copolymer grafted with (b) ethylenically monounsaturated carboxylic acid material having 1 to 2 carboxylic acid groups or anhydride group to form grafted ethylene copolymer; and (ii) amido-amine or thioamido-amine comprising reaction product of (a) polyamine, and (b) alpha, beta-unsaturated compound represented by the formula wherein X is oxygen or sulfur, Y is OR4, -SR4, or
CA002026184A 1989-10-12 1990-09-25 Multifunctional viscosity index improver derived from amido-amine and degraded ethylene copolymer exhibiting improved low temperature viscometric properties Expired - Fee Related CA2026184C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US420,184 1989-10-12
US07/420,184 US5118433A (en) 1989-10-12 1989-10-12 Multifunctional viscosity index improver derived from amido-amine and degraded ethylene copolymer exhibiting improved low temperature viscometric properties

Publications (2)

Publication Number Publication Date
CA2026184A1 true CA2026184A1 (en) 1991-04-13
CA2026184C CA2026184C (en) 1999-05-11

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CA002026184A Expired - Fee Related CA2026184C (en) 1989-10-12 1990-09-25 Multifunctional viscosity index improver derived from amido-amine and degraded ethylene copolymer exhibiting improved low temperature viscometric properties

Country Status (5)

Country Link
US (3) US5118433A (en)
EP (1) EP0422953A3 (en)
JP (1) JPH03179093A (en)
BR (1) BR9005098A (en)
CA (1) CA2026184C (en)

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US8339378B2 (en) * 2008-11-05 2012-12-25 Smart Technologies Ulc Interactive input system with multi-angle reflector
US9115237B2 (en) 2012-07-18 2015-08-25 Chevron Oronite Company Llc Viscosity improver grafted with unsaturated acylating agent and an aryloxyalylkene monoamine
US9624451B2 (en) 2013-03-15 2017-04-18 Castrol Limited Multiple function dispersant viscosity index improver
JP6496523B2 (en) * 2014-10-30 2019-04-03 三井化学株式会社 Lubricating oil composition and use thereof
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BR9005098A (en) 1991-09-17
JPH03179093A (en) 1991-08-05
CA2026184C (en) 1999-05-11
EP0422953A3 (en) 1992-04-08
EP0422953A2 (en) 1991-04-17
US5348673A (en) 1994-09-20
US5118433A (en) 1992-06-02
US5290461A (en) 1994-03-01

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