MX11578A - Polimeros modificadores de viscosidad, mejorados - Google Patents
Polimeros modificadores de viscosidad, mejoradosInfo
- Publication number
- MX11578A MX11578A MX1157888A MX1157888A MX11578A MX 11578 A MX11578 A MX 11578A MX 1157888 A MX1157888 A MX 1157888A MX 1157888 A MX1157888 A MX 1157888A MX 11578 A MX11578 A MX 11578A
- Authority
- MX
- Mexico
- Prior art keywords
- viscosity modifying
- improved viscosity
- modifying polymers
- polymers
- improved
- Prior art date
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
- C10M143/02—Polyethene
-
- 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
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F210/02—Ethene
-
- 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
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
-
- 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
-
- 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
-
- 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
- C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
-
- 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
- C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
- C10M2205/022—Ethene
-
- 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
- C10M2205/10—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing cycloaliphatic monomers
-
- 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
- C10N2020/00—Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
- C10N2020/01—Physico-chemical properties
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Lubricants (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Sealing Material Composition (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/072,825 US4804794A (en) | 1987-07-13 | 1987-07-13 | Viscosity modifier polymers |
Publications (2)
Publication Number | Publication Date |
---|---|
MX11578A true MX11578A (es) | 1993-06-01 |
MX174167B MX174167B (es) | 1994-04-26 |
Family
ID=22109976
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX011578A MX174167B (es) | 1987-07-13 | 1988-05-20 | Proceso para la preparacion de un copolimero y producto resultante |
Country Status (13)
Country | Link |
---|---|
US (2) | US4804794A (es) |
EP (1) | EP0299608B1 (es) |
JP (1) | JP2819131B2 (es) |
AR (1) | AR246281A1 (es) |
AU (1) | AU604319B2 (es) |
BR (1) | BR8802517A (es) |
CA (1) | CA1300775C (es) |
DE (1) | DE3882838T2 (es) |
DK (1) | DK266888A (es) |
ES (1) | ES2058278T3 (es) |
FI (1) | FI95581C (es) |
MX (1) | MX174167B (es) |
NO (1) | NO171986C (es) |
Families Citing this family (72)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5277833A (en) * | 1988-08-01 | 1994-01-11 | Exxon Chemical Patents Inc. | Ethylene alpha-olefin polymer substituted mono-and dicarboxylic acid lubricant dispersant additives |
CA2034759C (en) * | 1988-08-01 | 2003-06-03 | Won R. Song | Novel ethylene alpha-olefin polymer substituted mono- and dicarboxylic acid dispersant additives |
US5350532A (en) * | 1988-08-01 | 1994-09-27 | Exxon Chemical Patents Inc. | Borated ethylene alpha-olefin polymer substituted mono- and dicarboxylic acid dispersant additives |
US5266223A (en) * | 1988-08-01 | 1993-11-30 | Exxon Chemical Patents Inc. | Ethylene alpha-olefin polymer substituted mono-and dicarboxylic acid dispersant additives |
US5229022A (en) * | 1988-08-01 | 1993-07-20 | Exxon Chemical Patents Inc. | Ethylene alpha-olefin polymer substituted mono- and dicarboxylic acid dispersant additives (PT-920) |
US5759967A (en) * | 1988-08-01 | 1998-06-02 | Exxon Chemical Patents Inc | Ethylene α-olefin/diene interpolymer-substituted carboxylic acid dispersant additives |
US4966722A (en) * | 1988-11-16 | 1990-10-30 | Exxon Chemical Patents Inc. | Oil additive compositions exhibiting reduced haze containing polymeric viscosity index improver |
US4908146A (en) * | 1988-11-16 | 1990-03-13 | Exxon Chemical Patents Inc. | Oil additive compositions exhibiting reduced haze containing polymeric viscosity index improver |
US5112510A (en) * | 1989-02-28 | 1992-05-12 | Exxon Chemical Patents Inc. | Carboxylate polymer and viscosity index improver containing oleaginous compositions |
US4963279A (en) * | 1989-02-28 | 1990-10-16 | Exxon Chemical Patents Inc. | C14-carboxylate polymer and viscosity index improver containing oleaginous compositions |
US5210146A (en) * | 1989-05-30 | 1993-05-11 | Exxon Chemical Patents Inc. | Multifunctional viscosity index improver derived from polyamine containing one primary amino group and at least one secondary amino group exhibiting improved low temperature viscometric properties |
US5252238A (en) * | 1989-05-30 | 1993-10-12 | Exxon Chemical Patents Inc. | Multifunctional viscosity index improver derived from amido-amine exhibiting improved low temperature viscometric properties |
US5167848A (en) * | 1989-05-30 | 1992-12-01 | Exxon Chemical Patents Inc. | Grafted viscosity index improver |
US5053151A (en) * | 1989-05-30 | 1991-10-01 | Exxon Chemical Patents Inc. | Multifunctional viscosity index improver derived from amido-amine exhibiting improved low temperature viscometric properties |
CA2015551A1 (en) * | 1989-05-30 | 1990-11-30 | David Yen-Lung Chung | Multifunctional viscosity index improver exhibiting improved low temperature viscometric properties |
US5262075A (en) * | 1989-05-30 | 1993-11-16 | Exxon Chemical Patents Inc. | Multifunctional viscosity index improver exhibitng improved low temperature viscometric properties |
CA2015058C (en) * | 1989-05-30 | 1999-05-04 | Antonio Gutierrez | Multifunctional viscosity index improver derived from polyamine containing one primary amino group and at least one secondary amino group exhibiting improved low temperature viscometric properties |
US5110489A (en) * | 1989-06-27 | 1992-05-05 | Exxon Research And Engineering Company | Water resistant grease composition |
US5244590A (en) * | 1989-10-12 | 1993-09-14 | Exxon Chemical Patents Inc. | Viscosity index improver |
US5118433A (en) * | 1989-10-12 | 1992-06-02 | Exxon Chemical Patents Inc. | Multifunctional viscosity index improver derived from amido-amine and degraded ethylene copolymer exhibiting improved low temperature viscometric properties |
US5068047A (en) * | 1989-10-12 | 1991-11-26 | Exxon Chemical Patents, Inc. | Visosity index improver |
EP0422857A3 (en) * | 1989-10-12 | 1991-12-11 | Exxon Chemical Patents Inc. | Multifunctional viscosity index improver |
CA2025992A1 (en) * | 1989-10-12 | 1991-04-13 | David Y. Chung | Multifunctional viscosity index improver derived from polyamine containing one primary amine group and at least one tertiary amine group and degraded ethylene copolymer |
US5310490A (en) * | 1991-03-13 | 1994-05-10 | Exxon Chemical Products Inc. | Viscosity modifer polymers |
US5310814A (en) * | 1991-03-15 | 1994-05-10 | Exxon Chemical Patents Inc. | Viscosity modifier polybutadiene polymers |
US6291384B1 (en) | 1991-11-06 | 2001-09-18 | Mobil Oil Corporation | High activity catalyst prepared with alkoxysilanes |
US5939348A (en) * | 1991-11-06 | 1999-08-17 | Mobil Oil Corporation | Catalyst for the manufacture of polythylene with a narrow molecular weight distribution |
US5470812A (en) * | 1991-11-06 | 1995-11-28 | Mobil Oil Corporation | High activity polyethylene catalysts prepared with alkoxysilane reagents |
US6545088B1 (en) | 1991-12-30 | 2003-04-08 | Dow Global Technologies Inc. | Metallocene-catalyzed process for the manufacture of EP and EPDM polymers |
DE69415829T2 (de) * | 1993-11-18 | 1999-05-20 | Mobil Oil Corp., Fairfax, Va. | Katalysatorzusammensetzung für die copolymerisation von ethylen |
BR9507296A (pt) * | 1994-04-06 | 1997-09-30 | Exxon Chemical Patents Inc | Copolímeros por blocos de alfa-olefina de etileno a métodos para a produção dos mesmos |
KR970702306A (ko) * | 1994-04-06 | 1997-05-13 | 카덴헤드 벤 씨 | 에틸렌 α-올레핀 블록 공중합체 및 그의 제조 방법(ETHYLENE ALPHA-OLEFIN BLOCK COPOLYMERS AND METHODS FOR PRODUCTION THEREOF) |
WO1996019551A1 (en) * | 1994-12-20 | 1996-06-27 | Exxon Research And Engineering Company | Engine oil with improved fuel economy properties |
IT1282635B1 (it) * | 1996-02-16 | 1998-03-31 | Enichem Elastomers | Componente catalitico al vanadio e suo utilizzo nella preparazione di ep(d)m |
US6015779A (en) | 1996-03-19 | 2000-01-18 | Energy & Environmental International, L.C. | Methods for forming amorphous ultra-high molecular weight polyalphaolefin drag reducing agents |
US6124513A (en) * | 1997-06-20 | 2000-09-26 | Pennzoil-Quaker State Company | Ethylene-alpha-olefin polymers, processes and uses |
US6586646B1 (en) | 1997-06-20 | 2003-07-01 | Pennzoil-Quaker State Company | Vinylidene-containing polymers and uses thereof |
US6110880A (en) * | 1997-06-24 | 2000-08-29 | Exxon Chemical Patents Inc | Polyolefin block copolymer viscosity modifier |
DE19754555A1 (de) * | 1997-12-09 | 1999-06-24 | Clariant Gmbh | Verfahren zur Herstellung von Ethylen-Mischpolymerisaten und deren Verwendung als Zusatz zu Mineralöl und Mineralöldestillaten |
BR9916013B1 (pt) * | 1998-12-09 | 2011-11-01 | modificador de viscosidade para óleo lubrificante e composição de óleo lubrificante. | |
CN100358988C (zh) * | 1999-03-30 | 2008-01-02 | 三井化学株式会社 | 用于润滑油和润滑油组合物的粘度改性剂 |
CN100436492C (zh) * | 2000-01-26 | 2008-11-26 | 三井化学株式会社 | 烯烃聚合物 |
AU2001280879B2 (en) * | 2000-07-31 | 2006-10-05 | The Lubrizol Corporation | Polymeric mixture useful as viscosity improver for lubricating oils |
US6815011B2 (en) | 2000-11-27 | 2004-11-09 | Energy & Environmental International, L.C. | Alpha olefin monomer partitioning agents for drag reducing agents and methods of forming drag reducing agents using alpha olefin monomer partitioning agents |
RU2277103C2 (ru) | 2001-01-16 | 2006-05-27 | Энерджи Энд Энвиронментал Интернэшнл, Л.К. | Способ получения аморфных полиолефинов со сверхвысоким молекулярным весом, предназначенных для использования в качестве агентов, снижающих сопротивление течению |
US7022766B2 (en) * | 2001-05-31 | 2006-04-04 | Mitsui Chemicals, Inc. | Olefin block copolymer, viscosity index improver for lubricating oils and lubricating oil composition |
SG120869A1 (en) * | 2001-05-31 | 2006-04-26 | Mitsui Chemicals Inc | Olefin block copolymer, viscosity index improver for lubricating oils and lubricating oil composition |
US7012046B2 (en) * | 2001-06-08 | 2006-03-14 | Eaton Gerald B | Drag reducing agent slurries having alfol alcohols and processes for forming drag reducing agent slurries having alfol alcohols |
JP4728643B2 (ja) * | 2002-10-02 | 2011-07-20 | ダウ グローバル テクノロジーズ エルエルシー | 液状およびゲル状の低分子量エチレンポリマー類 |
US20050124509A1 (en) * | 2003-12-04 | 2005-06-09 | Antonio Gutierrez | Lubricating oil compositions |
US20070191242A1 (en) * | 2004-09-17 | 2007-08-16 | Sanjay Srinivasan | Viscosity modifiers for lubricant compositions |
US8192695B2 (en) * | 2005-05-04 | 2012-06-05 | Fina Technology, Inc. | Reactor apparatus having reduced back mixing |
WO2008005100A1 (en) * | 2006-06-30 | 2008-01-10 | Exxonmobil Chemical Patents Inc. | Viscosity index modifiers and lubricant compositions containing such viscosity index modifiers |
WO2009012152A1 (en) * | 2007-07-13 | 2009-01-22 | Dow Global Technologies Inc. | Catalytic olefin block copolymers with controlled block sequence distribution and at least one low crystallinity hard block |
EP2179013B1 (en) * | 2007-07-13 | 2016-04-13 | Dow Global Technologies LLC | Lubricant compositions |
EP2179012A4 (en) * | 2007-07-13 | 2011-08-17 | Dow Global Technologies Llc | VISCOSITY INDEX ENHANCER FOR LUBRICATING OIL COMPOSITIONS |
EP2170604B1 (en) * | 2007-07-13 | 2019-05-15 | Dow Global Technologies LLC | Ethylene/alpha-olefin interpolymers having low crystallinity hard blocks |
US20090143263A1 (en) | 2007-12-03 | 2009-06-04 | Bloch Ricardo A | Lubricant composition comprising a bi-modal side-chain distribution lofi |
US9518244B2 (en) | 2007-12-03 | 2016-12-13 | Infineum International Limited | Lubricant composition comprising a bi-modal side-chain distribution LOFI |
US20120028865A1 (en) | 2010-07-28 | 2012-02-02 | Sudhin Datta | Viscosity Modifiers Comprising Blends of Ethylene-Based Copolymers |
US8378042B2 (en) * | 2009-04-28 | 2013-02-19 | Exxonmobil Chemical Patents Inc. | Finishing process for amorphous polymers |
WO2011090861A1 (en) * | 2010-01-22 | 2011-07-28 | Exxonmobil Chemical Patents Inc. | Lubricating oil compositions and method for making them |
US9115237B2 (en) | 2012-07-18 | 2015-08-25 | Chevron Oronite Company Llc | Viscosity improver grafted with unsaturated acylating agent and an aryloxyalylkene monoamine |
US9260552B2 (en) | 2013-11-15 | 2016-02-16 | Exxonmobil Chemical Patents Inc. | Process to produce polymers from pyridyldiamido transition metal complexes and use thereof |
KR20180104064A (ko) | 2016-01-22 | 2018-09-19 | 셰브런 오로나이트 컴퍼니 엘엘씨 | 올레핀 공중합체 분산제-유형 점도 향상제 및 아민 화합물의 혼합물을 함유하는 시너지 윤활유 조성물 |
CN108730770A (zh) | 2017-04-13 | 2018-11-02 | 通用电气公司 | 用于油的防蜡剂以及用防蜡剂来减少油产生蜡沉积的方法 |
US11578155B2 (en) | 2018-03-08 | 2023-02-14 | Exxonmobil Chemical Patents Inc. | Ethylene-propylene linear copolymers as viscosity modifiers |
CN112236505A (zh) | 2018-03-08 | 2021-01-15 | 埃克森美孚化学专利公司 | 具有增强的燃料经济性的作为粘度改性剂的乙烯-丙烯支化共聚物 |
US20220289882A1 (en) | 2019-08-27 | 2022-09-15 | Chevron Oronite Company Llc | Ethylene copolymers and use as viscosity modifiers |
US11773343B2 (en) | 2021-11-17 | 2023-10-03 | Afton Chemical Corporation | Engine oil formulation with improved Sequence VIII performance |
US11898119B2 (en) | 2022-01-25 | 2024-02-13 | Afton Chemical Corporation | Lubricating oil compositions with resistance to engine deposit and varnish formation |
US11788027B2 (en) | 2022-02-18 | 2023-10-17 | Afton Chemical Corporation | Engine oil formulation with improved sequence VIII performance |
Family Cites Families (35)
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US478697A (en) * | 1892-07-12 | Disinfecting apparatus | ||
US3798288A (en) * | 1959-06-11 | 1974-03-19 | Monsanto Co | Ethylene/propylene block copolymers |
US3035040A (en) * | 1960-02-24 | 1962-05-15 | Phillips Petroleum Co | Reaction process for polymerization |
NL122826C (es) * | 1960-10-17 | |||
US3162620A (en) * | 1961-05-04 | 1964-12-22 | Du Pont | Ethylene polymers prepared in the form of a coherent film at a quiescent liquid catalyst surface |
NL296509A (es) * | 1962-09-10 | |||
US3380978A (en) * | 1965-06-17 | 1968-04-30 | Du Pont | Process for producing hydrocarbon polymers |
US3389087A (en) * | 1965-12-23 | 1968-06-18 | Exxon Research Engineering Co | Lubricant containing ethylene-alpha-olefin polymers |
NL147472C (nl) * | 1966-09-23 | 1980-05-16 | Du Pont | Werkwijze voor het bereiden van een vloeibare olie met verbeterde viscositeitsindex en verbeterde stabiliteit bij hoge schuifspanningen. |
US3522180A (en) * | 1967-09-28 | 1970-07-28 | Texaco Inc | Lubricating oil compositions containing amorphous ethylene-propylene copolymers |
FR1585028A (es) * | 1968-05-14 | 1970-01-09 | ||
US3551336A (en) * | 1969-06-30 | 1970-12-29 | Exxon Research Engineering Co | Lubricant containing ethylene-alpha-olefin polymer |
US3681306A (en) * | 1969-10-24 | 1972-08-01 | Du Pont | Epdm polymerization process |
NL170019C (nl) * | 1970-06-02 | Exxon Research Engineering Co | Werkwijze ter bereiding van een smeeroliemengsel. | |
US3879494A (en) * | 1971-02-22 | 1975-04-22 | Cpc International Inc | Polyblends of chemically joined, phase separated thermoplastic graft copolymers |
US4065520A (en) * | 1976-06-04 | 1977-12-27 | Union Carbide Corporation | Gradient polymers of two or more alpha mono-olefinic monomers capable of polymerizing with themselves and each other |
US4135044A (en) * | 1977-08-08 | 1979-01-16 | Exxon Research & Engineering Co. | Process for achieving high conversions in the production of polyethylene |
US4414369A (en) * | 1977-08-17 | 1983-11-08 | Nippon Oil Company, Limited | Continuous process for the preparation of polyolefins having widely distributed molecular weights |
JPS54139693A (en) * | 1978-04-21 | 1979-10-30 | Sumitomo Chem Co Ltd | Preparation of propylene-ethylene block copolymer |
JPS5655416A (en) * | 1979-10-13 | 1981-05-16 | Sumitomo Chem Co Ltd | Production of propylene/ethylene block copolymer |
US4620048A (en) * | 1980-03-26 | 1986-10-28 | Exxon Research & Engineering Co. | Hydrocarbon solutions of macromolecular polymers having an improved resistance to mechanical degradation |
US4505834A (en) * | 1980-10-27 | 1985-03-19 | Edwin Cooper, Inc. | Lubricating oil compositions containing graft copolymer as viscosity index improver-dispersant |
DE3270823D1 (en) * | 1981-01-13 | 1986-06-05 | Mitsui Petrochemical Ind | Novel ethylene/alpha-olefin copolymer |
JPS57131212A (en) * | 1981-02-04 | 1982-08-14 | Sumitomo Chem Co Ltd | Production of alpha-olefin copolymer having excellent processability |
NL8200049A (nl) * | 1982-01-08 | 1983-08-01 | Stamicarbon | Thermoplastisch propeenblokcopolymeer. |
US4540753A (en) * | 1983-06-15 | 1985-09-10 | Exxon Research & Engineering Co. | Narrow MWD alpha-olefin copolymers |
US4716207A (en) * | 1983-06-15 | 1987-12-29 | Exxon Research & Engineering Co. | Nodular copolymers comprising narrow MWD alpha-olefin copolymers coupled by non-conjugated dienes |
US4480075A (en) * | 1983-06-24 | 1984-10-30 | Shell Oil Company | Block copolymers of Ziegler-Natta polymerized and anionically polymerized monomers |
US4507515A (en) * | 1983-12-21 | 1985-03-26 | Exxon Research & Engineering Co. | Lubricating oil compositions containing ethylene-alpha-olefin polymers of controlled sequence distribution and molecular heterogeneity |
JPS62501155A (ja) * | 1984-12-14 | 1987-05-07 | エクソン・リサ−チ・アンド・エンジニアリング・カンパニ− | 管式反応器における分子量分布の改良方法 |
US4575574A (en) * | 1984-12-17 | 1986-03-11 | Exxon Research & Engineering Co. | Ethylene polymer useful as a lubricating oil viscosity modifier |
CA1263498A (en) * | 1985-03-26 | 1989-11-28 | Mitsui Chemicals, Incorporated | Liquid ethylene-type random copolymer, process for production thereof, and use thereof |
US4735736A (en) * | 1985-07-08 | 1988-04-05 | Exxon Chemical Patents Inc. | Viscosity index improver-dispersant additive |
US4749505A (en) * | 1985-07-08 | 1988-06-07 | Exxon Chemical Patents Inc. | Olefin polymer viscosity index improver additive useful in oil compositions |
US4668834B1 (en) * | 1985-10-16 | 1996-05-07 | Uniroyal Chem Co Inc | Low molecular weight ethylene-alphaolefin copolymer intermediates |
-
1987
- 1987-07-13 US US07/072,825 patent/US4804794A/en not_active Expired - Lifetime
-
1988
- 1988-05-13 US US07/194,431 patent/US4900461A/en not_active Expired - Lifetime
- 1988-05-16 CA CA000566898A patent/CA1300775C/en not_active Expired - Lifetime
- 1988-05-16 DK DK266888A patent/DK266888A/da not_active Application Discontinuation
- 1988-05-17 FI FI882315A patent/FI95581C/fi not_active IP Right Cessation
- 1988-05-18 NO NO882161A patent/NO171986C/no unknown
- 1988-05-19 AU AU16432/88A patent/AU604319B2/en not_active Expired
- 1988-05-20 MX MX011578A patent/MX174167B/es unknown
- 1988-05-23 BR BR8802517A patent/BR8802517A/pt not_active Application Discontinuation
- 1988-05-25 DE DE88304751T patent/DE3882838T2/de not_active Expired - Lifetime
- 1988-05-25 ES ES88304751T patent/ES2058278T3/es not_active Expired - Lifetime
- 1988-05-25 EP EP88304751A patent/EP0299608B1/en not_active Expired - Lifetime
- 1988-05-26 AR AR88310949A patent/AR246281A1/es active
- 1988-06-03 JP JP63135746A patent/JP2819131B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FI95581C (fi) | 1996-02-26 |
FI95581B (fi) | 1995-11-15 |
US4900461A (en) | 1990-02-13 |
JP2819131B2 (ja) | 1998-10-30 |
US4804794A (en) | 1989-02-14 |
DE3882838D1 (de) | 1993-09-09 |
DK266888A (da) | 1989-01-14 |
CA1300775C (en) | 1992-05-12 |
JPH01207309A (ja) | 1989-08-21 |
ES2058278T3 (es) | 1994-11-01 |
NO171986C (no) | 1993-05-26 |
AR246281A1 (es) | 1994-07-29 |
EP0299608A1 (en) | 1989-01-18 |
DE3882838T2 (de) | 1993-11-11 |
BR8802517A (pt) | 1989-01-17 |
AU1643288A (en) | 1989-01-19 |
EP0299608B1 (en) | 1993-08-04 |
DK266888D0 (da) | 1988-05-16 |
MX174167B (es) | 1994-04-26 |
FI882315A (fi) | 1989-01-14 |
NO882161D0 (no) | 1988-05-18 |
NO882161L (no) | 1989-01-16 |
AU604319B2 (en) | 1990-12-13 |
FI882315A0 (fi) | 1988-05-17 |
NO171986B (no) | 1993-02-15 |
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