JP2009138195A5 - - Google Patents

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JP2009138195A5
JP2009138195A5 JP2008308406A JP2008308406A JP2009138195A5 JP 2009138195 A5 JP2009138195 A5 JP 2009138195A5 JP 2008308406 A JP2008308406 A JP 2008308406A JP 2008308406 A JP2008308406 A JP 2008308406A JP 2009138195 A5 JP2009138195 A5 JP 2009138195A5
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Prior art keywords
lubricating oil
oil composition
lofi
distribution
side chain
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JP2008308406A
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Japanese (ja)
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JP5517440B2 (en
JP2009138195A (en
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Priority claimed from US11/949,083 external-priority patent/US20090143263A1/en
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Publication of JP2009138195A publication Critical patent/JP2009138195A/en
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Claims (12)

(a) APIグループIIIベースストック、
(b) 一種以上の半結晶性粘度調整剤、及び
(c) 一種以上のLOFIであって、組成物中に存在する個々のLOFIが側鎖分布を有し、該側鎖分布が、下記の要件：
(1) 分布が、12.4個から14.4個までの範囲の平均炭素数を有するC8からC18までの範囲の側鎖を含み、
(2) 側鎖分布が、主としてC12から構成される二峰性分布の下部及び主としてC16、C18又はこれらの組み合わせから構成される該分布の上部を有して二峰であり、
(3) 分布の上部の合計モル％が、分布の下部のそれより小さい必要があり、かつ
(4) 側鎖のC12の量が、全側鎖分布の少なくとも40モル％である必要があること
を満足する、前記一種以上のLOFI
を含むことを特徴とする潤滑油組成物。 (a) API Group III base stock,
(b) one or more semicrystalline viscosity modifiers, and
A more LOFI (c) one or individual LOFI present in the composition have a side chain distribution, the side chain distribution, the following requirements:
(1) The distribution includes side chains ranging from C 8 to C 18 with an average carbon number ranging from 12.4 to 14.4;
(2) side chain distribution, is mainly the lower and mainly C 16, C 18 or bimodal with a top of該分fabric composed of combinations of bimodal distribution consisting of C 12,
(3) The total mol% at the top of the distribution must be less than that at the bottom of the distribution, and
(4) side the amount of C 12 chains, satisfying the need is at least 40 mole percent of the total side chain distribution, the one or more LOFI
A lubricating oil composition comprising: 半結晶性粘度調整剤が非晶性粘度調整剤を含む、請求項１記載の潤滑油組成物。   The lubricating oil composition of claim 1, wherein the semicrystalline viscosity modifier comprises an amorphous viscosity modifier. LOFIがジアルキルフマレート-酢酸ビニルコポリマーである、請求項１記載の潤滑油組成物。   The lubricating oil composition of claim 1, wherein the LOFI is a dialkyl fumarate-vinyl acetate copolymer. 分布が、12.8個から14.0個までの範囲の平均炭素数を有するC8からC18までの範囲の側鎖を含む、請求項１記載の潤滑油組成物。 The lubricating oil composition of claim 1, wherein the distribution comprises side chains ranging from C 8 to C 18 with an average carbon number ranging from 12.8 to 14.0. 半結晶性粘度調整剤が、３個から30個までの炭素原子を有する少なくとも一種の付加的なアルファオレフィンモノマーと共重合されたエチレンのコポリマーを含む、請求項１記載の潤滑油組成物。   The lubricating oil composition of claim 1, wherein the semi-crystalline viscosity modifier comprises a copolymer of ethylene copolymerized with at least one additional alpha olefin monomer having from 3 to 30 carbon atoms. 半結晶性粘度調整剤が、少量の一種以上の非共役ジエンを含むエチレンアルファオレフィンコポリマーを含む、請求項１記載の潤滑油組成物。   The lubricating oil composition of claim 1, wherein the semicrystalline viscosity modifier comprises an ethylene alpha olefin copolymer comprising a minor amount of one or more non-conjugated dienes. LOFIが、ポリ（アルキルメタクリレート）ポリマーを含む、請求項１記載の潤滑油組成物。   The lubricating oil composition of claim 1, wherein the LOFI comprises a poly (alkyl methacrylate) polymer. LOFIが、ポリ（アルキルアクリレート）ポリマーを含む、請求項１記載の潤滑油組成物。   The lubricating oil composition of claim 1, wherein the LOFI comprises a poly (alkyl acrylate) polymer. LOFIが、ポリ（スチレン-ジアルキルマレエート）を含む、請求項１記載の潤滑油組成物。   The lubricating oil composition of claim 1, wherein the LOFI comprises poly (styrene-dialkyl maleate). LOFIが、0.3から1.0までの範囲の比粘度を有する、請求項１記載の潤滑油組成物。   The lubricating oil composition of claim 1, wherein the LOFI has a specific viscosity in the range of 0.3 to 1.0. LOFIが、潤滑油組成物の合計重量を基準として、0.005重量％から1.0重量％までの範囲の量で存在する、請求項１記載の潤滑油組成物。   The lubricating oil composition of claim 1, wherein LOFI is present in an amount ranging from 0.005 wt% to 1.0 wt%, based on the total weight of the lubricating oil composition. 下記の成分：腐食防止剤、酸化防止剤、摩擦改質剤、分散剤の一種以上を更に含む、請求項１記載の潤滑油組成物。   The lubricating oil composition according to claim 1, further comprising one or more of the following components: a corrosion inhibitor, an antioxidant, a friction modifier, and a dispersant.
JP2008308406A 2007-12-03 2008-12-03 Lubricating oil composition containing bimodal side chain distribution LOFI Active JP5517440B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/949,083 2007-12-03
US11/949,083 US20090143263A1 (en) 2007-12-03 2007-12-03 Lubricant composition comprising a bi-modal side-chain distribution lofi

Publications (3)

Publication Number Publication Date
JP2009138195A JP2009138195A (en) 2009-06-25
JP2009138195A5 true JP2009138195A5 (en) 2012-01-26
JP5517440B2 JP5517440B2 (en) 2014-06-11

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JP2008308406A Active JP5517440B2 (en) 2007-12-03 2008-12-03 Lubricating oil composition containing bimodal side chain distribution LOFI

Country Status (6)

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US (1) US20090143263A1 (en)
EP (1) EP2071013B1 (en)
JP (1) JP5517440B2 (en)
CN (1) CN101451086B (en)
CA (1) CA2645580C (en)
SG (1) SG153029A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9518244B2 (en) * 2007-12-03 2016-12-13 Infineum International Limited Lubricant composition comprising a bi-modal side-chain distribution LOFI
WO2013062924A2 (en) * 2011-10-27 2013-05-02 The Lubrizol Corporation Lubricating composition containing an esterified polymer
US11098262B2 (en) 2018-04-25 2021-08-24 Afton Chemical Corporation Multifunctional branched polymers with improved low-temperature performance
CN109238508B (en) * 2018-08-17 2021-06-18 中国科学院地理科学与资源研究所 Method for obtaining earth surface temperature and CO2Method of concentration correlation

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1969324A (en) * 1931-06-04 1934-08-07 Nat Equip Corp Machine for raising pavement
GB635903A (en) * 1946-10-28 1950-04-19 Standard Oil Dev Co Improvements in or relating to high molecular weight copolymers, more especially as lubricating oil additives
US2825717A (en) * 1954-05-06 1958-03-04 Exxon Research Engineering Co Dialkyl fumarate-vinyl acetate copolymers
US3250715A (en) * 1964-02-04 1966-05-10 Lubrizol Corp Terpolymer product and lubricating composition containing it
US3779928A (en) * 1969-04-01 1973-12-18 Texaco Inc Automatic transmission fluid
US3551336A (en) * 1969-06-30 1970-12-29 Exxon Research Engineering Co Lubricant containing ethylene-alpha-olefin polymer
NL170019C (en) * 1970-06-02 Exxon Research Engineering Co PROCESS FOR PREPARING A LUBRICANT MIXTURE.
US3778375A (en) * 1972-04-17 1973-12-11 Mobil Oil Corp Phosphorus-and nitrogen-containing lubricant additives
US3932290A (en) * 1973-10-04 1976-01-13 The Lubrizol Corporation Phosphorus-containing friction modifiers for functional fluids
US3852205A (en) * 1973-11-05 1974-12-03 Texaco Inc Transmission fluid compositions and method
US3879306A (en) * 1973-11-05 1975-04-22 Texaco Inc Automatic transmission fluid
US3933659A (en) * 1974-07-11 1976-01-20 Chevron Research Company Extended life functional fluid
US4028258A (en) * 1975-12-03 1977-06-07 Texaco Inc. Alkylene oxide adducts of phosphosulfurized N-(hydroxyalkyl) alkenylsuccinimides
US4105571A (en) * 1977-08-22 1978-08-08 Exxon Research & Engineering Co. Lubricant composition
US4176074A (en) * 1978-09-18 1979-11-27 Exxon Research & Engineering Co. Molybdenum complexes of ashless oxazoline dispersants as friction reducing antiwear additives for lubricating oils
US4344853A (en) * 1980-10-06 1982-08-17 Exxon Research & Engineering Co. Functional fluid containing metal salts of esters of hydrocarbyl succinic acid or anhydride with thio-bis-alkanols as antioxidants
US4564438A (en) * 1985-05-31 1986-01-14 Nalco Chemical Company Styrene-dialkyl maleate copolymers as dewaxing agents
CA1262721A (en) * 1985-07-11 1989-11-07 Jacob Emert Oil soluble dispersant additives useful in oleaginous compositions
US4839074A (en) * 1987-05-22 1989-06-13 Exxon Chemical Patents Inc. Specified C14 -carboxylate/vinyl ester polymer-containing compositions for lubricating oil flow improvement
US4804794A (en) * 1987-07-13 1989-02-14 Exxon Chemical Patents Inc. Viscosity modifier polymers
US5891831A (en) 1996-02-20 1999-04-06 Sanyo Chemical Industries, Ltd. Viscosity index improver, engine lubricant composition, and concentrate
US5939365A (en) * 1996-12-20 1999-08-17 Exxon Chemical Patents Inc. Lubricant with a higher molecular weight copolymer lube oil flow improver
JP3872167B2 (en) * 1997-05-09 2007-01-24 三洋化成工業株式会社 Pour point depressant
US6583247B1 (en) * 1999-03-16 2003-06-24 Infineum International Ltd. Process for producing free radical polymerized copolymers
US6255261B1 (en) * 1999-09-22 2001-07-03 Ethyl Corporation (Meth) acrylate copolymer pour point depressants
JP2001354980A (en) * 2000-06-14 2001-12-25 Sanyo Chem Ind Ltd Pour point depressant and oil composition
US6475963B1 (en) * 2001-05-01 2002-11-05 Infineum International Ltd. Carboxylate-vinyl ester copolymer blend compositions for lubricating oil flow improvement
EP1266954A1 (en) * 2001-06-15 2002-12-18 Infineum International Limited Specific basestock mixtures for diesel engine lubricating compositions
EP1340803A1 (en) * 2002-02-27 2003-09-03 Infineum International Limited Lubricating oil compositions
US6869919B2 (en) * 2002-09-10 2005-03-22 Infineum International Ltd. Lubricating oil compositions
US7018962B2 (en) * 2003-06-12 2006-03-28 Infineum International Limited Viscosity index improver concentrates

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