NO20005803L - Fremgangsmåte til fremstilling av strömningsmotstandsreduserende midler av ultrahöymolekylære polyalfaolefiner - Google Patents

Fremgangsmåte til fremstilling av strömningsmotstandsreduserende midler av ultrahöymolekylære polyalfaolefiner

Info

Publication number
NO20005803L
NO20005803L NO20005803A NO20005803A NO20005803L NO 20005803 L NO20005803 L NO 20005803L NO 20005803 A NO20005803 A NO 20005803A NO 20005803 A NO20005803 A NO 20005803A NO 20005803 L NO20005803 L NO 20005803L
Authority
NO
Norway
Prior art keywords
molecular weight
catalyst
ultra
high molecular
reducing agents
Prior art date
Application number
NO20005803A
Other languages
English (en)
Norwegian (no)
Other versions
NO20005803D0 (no
Inventor
Gerald B Eaton
Michael J Monahan
Robert J Tipton
Original Assignee
Energy & Environmental Int Lc
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 Energy & Environmental Int Lc filed Critical Energy & Environmental Int Lc
Publication of NO20005803D0 publication Critical patent/NO20005803D0/no
Publication of NO20005803L publication Critical patent/NO20005803L/no

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • 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
    • C10M143/00Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation
    • C10M143/08Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation containing aliphatic monomer having more than 4 carbon atoms
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00Materials not provided for elsewhere
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10LFUELS 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
    • C10L1/00Liquid carbonaceous fuels
    • C10L1/10Liquid carbonaceous fuels containing additives
    • C10L1/14Organic compounds
    • C10L1/16Hydrocarbons
    • C10L1/1625Hydrocarbons macromolecular compounds
    • C10L1/1633Hydrocarbons macromolecular compounds homo- or copolymers obtained by reactions only involving carbon-to carbon unsaturated bonds
    • C10L1/1641Hydrocarbons macromolecular compounds homo- or copolymers obtained by reactions only involving carbon-to carbon unsaturated bonds from compounds containing aliphatic monomers
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10LFUELS 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
    • C10L1/00Liquid carbonaceous fuels
    • C10L1/10Liquid carbonaceous fuels containing additives
    • C10L1/14Organic compounds
    • C10L1/16Hydrocarbons
    • C10L1/1625Hydrocarbons macromolecular compounds
    • C10L1/1633Hydrocarbons macromolecular compounds homo- or copolymers obtained by reactions only involving carbon-to carbon unsaturated bonds
    • C10L1/165Hydrocarbons macromolecular compounds homo- or copolymers obtained by reactions only involving carbon-to carbon unsaturated bonds from compounds containing aromatic monomers
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10LFUELS 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
    • C10L1/00Liquid carbonaceous fuels
    • C10L1/10Liquid carbonaceous fuels containing additives
    • C10L1/14Organic compounds
    • C10L1/16Hydrocarbons
    • C10L1/1625Hydrocarbons macromolecular compounds
    • C10L1/1633Hydrocarbons macromolecular compounds homo- or copolymers obtained by reactions only involving carbon-to carbon unsaturated bonds
    • C10L1/1658Hydrocarbons macromolecular compounds homo- or copolymers obtained by reactions only involving carbon-to carbon unsaturated bonds from compounds containing conjugated dienes
    • CCHEMISTRY; METALLURGY
    • 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
    • C10M107/00Lubricating compositions characterised by the base-material being a macromolecular compound
    • C10M107/02Hydrocarbon polymers; Hydrocarbon polymers modified by oxidation
    • C10M107/10Hydrocarbon polymers; Hydrocarbon polymers modified by oxidation containing aliphatic monomer having more than 4 carbon atoms
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17DPIPE-LINE SYSTEMS; PIPE-LINES
    • F17D1/00Pipe-line systems
    • F17D1/08Pipe-line systems for liquids or viscous products
    • F17D1/16Facilitating the conveyance of liquids or effecting the conveyance of viscous products by modification of their viscosity
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F110/00Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
NO20005803A 1998-05-20 2000-11-17 Fremgangsmåte til fremstilling av strömningsmotstandsreduserende midler av ultrahöymolekylære polyalfaolefiner NO20005803L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/081,964 US6015779A (en) 1996-03-19 1998-05-20 Methods for forming amorphous ultra-high molecular weight polyalphaolefin drag reducing agents
PCT/US1999/010701 WO1999060038A1 (en) 1998-05-20 1999-05-14 Methods for forming amorphous ultra-high molecular weight polyalphaolefin drag reducing agents

Publications (2)

Publication Number Publication Date
NO20005803D0 NO20005803D0 (no) 2000-11-17
NO20005803L true NO20005803L (no) 2001-01-18

Family

ID=22167516

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20005803A NO20005803L (no) 1998-05-20 2000-11-17 Fremgangsmåte til fremstilling av strömningsmotstandsreduserende midler av ultrahöymolekylære polyalfaolefiner

Country Status (10)

Country Link
US (4) US6015779A (ru)
EP (1) EP1080124B1 (ru)
CN (1) CN1134466C (ru)
AT (1) ATE301144T1 (ru)
AU (1) AU4079199A (ru)
CA (1) CA2332716C (ru)
DE (1) DE69926503D1 (ru)
NO (1) NO20005803L (ru)
RU (1) RU2232165C2 (ru)
WO (1) WO1999060038A1 (ru)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
CN1310960C (zh) * 2001-01-16 2007-04-18 能源及环境国际有限公司 用作减阻剂的无定形超高分子量聚烯烃的形成方法
US6989357B2 (en) * 2001-06-08 2006-01-24 Eaton Gerald B Alcohol absorbed polyalphaolefin drag reducing agents
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
MXPA04002986A (es) 2001-10-01 2005-07-01 Conocophillips Co Poliolefina de peso molecular ultra alto util como impulsores de flujo en fluidos frios.
DE60137638D1 (de) * 2001-12-19 2009-03-26 Borealis Tech Oy Herstellung von geträgerten Katalysatoren für die Olefinpolymerisation
US20030171223A1 (en) * 2002-01-31 2003-09-11 Winemiller Mark D. Lubricating oil compositions with improved friction properties
US7598333B1 (en) 2002-04-10 2009-10-06 Conocophillips Company Low-viscosity drag reducer
US20040052690A1 (en) * 2002-09-12 2004-03-18 Eaton Gerald B. Polymerization reactant injection system
US7015290B2 (en) * 2003-02-24 2006-03-21 Baker Hughes Incorporated Method of preparing a polymer under predetermined temperature conditions, and apparatus therefor
US7285582B2 (en) * 2004-12-30 2007-10-23 Conocophillips Company Modified latex drag reducer and processes therefor and therewith
US7361628B2 (en) * 2004-12-30 2008-04-22 Conocophillips Company Remote delivery of latex drag-reducing agent without introduction of immiscible low-viscosity flow facilitator
CN101180354A (zh) * 2005-06-14 2008-05-14 贝克休斯公司 用于最佳管道减阻的聚合物浆料类型的组合
FR2895684B1 (fr) * 2005-12-30 2008-06-20 Sc2Ei Sarl Dispositif de fabrication d'une huile de reglage de viscosite par dilution dynamique de polymere solide
US9784414B2 (en) * 2006-12-22 2017-10-10 Liquidpower Specialty Products, Inc. Drag reduction of asphaltenic crude oils
US9676878B2 (en) 2011-08-12 2017-06-13 Liquidpower Specialty Products Inc. Monomer selection to prepare ultra high molecular weight drag reducer polymer
US7842738B2 (en) * 2007-10-26 2010-11-30 Conocophillips Company High polymer content hybrid drag reducers
US7888407B2 (en) 2007-10-26 2011-02-15 Conocophillips Company Disperse non-polyalphaolefin drag reducing polymers
CN101735366B (zh) * 2009-12-17 2011-09-14 中国石油化工股份有限公司 一种用于减阻剂聚合用的复合给电子体
WO2012027139A2 (en) * 2010-08-25 2012-03-01 Exxonmobil Chemical Patents Inc. Functionalizable synthetic hydrocarbon fluids and integrated method of for production thereof
US8785576B2 (en) 2011-12-28 2014-07-22 Chevron Phillips Chemical Company Lp Catalyst compositions for the polymerization of olefins
US8791217B2 (en) 2011-12-28 2014-07-29 Chevron Phillips Chemical Company Lp Catalyst systems for production of alpha olefin oligomers and polymers
CN103626891A (zh) * 2012-08-23 2014-03-12 中国石油天然气股份有限公司 一种聚α-烯烃油品减阻剂的两步本体聚合制备方法
US9969826B2 (en) 2015-11-19 2018-05-15 Saudi Arabian Oil Company Catalyst composition and a process for making ultra high molecular weight poly (alpha-olefin) drag reducing agents
CN106632784A (zh) * 2016-10-27 2017-05-10 段恒宇 乙烯/α‑烯烃共聚物的制备方法及在管道输送中的应用
JP7313344B2 (ja) 2017-10-06 2023-07-24 カウンシル オブ サイエンティフィック アンド インダストリアル リサーチ 高結晶質非絡み合い超高分子量ポリエチレン(uhmwpe)の調製のための不均一系プレ触媒およびその調製方法
GB201901503D0 (en) 2019-02-04 2019-03-27 Innospec Ltd Chemical reactions
GB201901499D0 (en) * 2019-02-04 2019-03-27 Innospec Ltd Polymeric materials
GB201901496D0 (en) 2019-02-04 2019-03-27 Innospec Ltd Chemical reactions
CA3122825C (en) * 2020-06-23 2024-03-19 Indian Oil Corporation Limited Process for producing ultrahigh molecular weight polymer in powder form
CN112778460B (zh) * 2020-12-31 2022-10-28 深圳市广昌达石油添加剂有限公司 丙烯酰胺-α-烯烃共聚物、减阻剂及其制备方法
US20230273105A1 (en) * 2022-02-25 2023-08-31 Saudi Arabian Oil Company Testing drag reducing agent efficiency
CN117586441A (zh) * 2023-11-20 2024-02-23 天津市芯达科技有限公司 一种基于α-烯烃的窄分布、超高分子量聚合物及其制备方法与应用

Family Cites Families (128)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA901727A (en) 1972-05-30 Amann Herbert Process for continuous polymerization
US3354139A (en) * 1955-05-18 1967-11-21 Hercules Inc Process for polymerizing olefins
US5151399A (en) * 1990-10-18 1992-09-29 Shell Oil Company Olefin polymerization catalyst
US3542044A (en) 1966-09-22 1970-11-24 John J Padden Friction reducing compositions for oil-based fracturing fluids
US3645822A (en) 1969-01-31 1972-02-29 Dow Chemical Co Method for providing multilayer films having improved slip properties
US4057680A (en) 1969-11-26 1977-11-08 Showa Denko Kabushiki Kaisha Method of polymerizing α-olefins
US3692676A (en) 1969-12-22 1972-09-19 Continental Oil Co Method of friction loss reduction in oleaginous fluids flowing through conduits
US3669948A (en) 1970-09-04 1972-06-13 Chisso Corp Method for producing poly{60 -olefins
US3730275A (en) 1971-02-16 1973-05-01 Continental Oil Co Method using low friction loss liquid composition having resistance to shear degradation
US3791913A (en) 1971-05-17 1974-02-12 Exxon Research Engineering Co Free flowing elastomer pellets and process for their preparation
US3736288A (en) 1971-07-09 1973-05-29 Union Carbide Corp Drag reducing formulations
US3767561A (en) 1971-07-21 1973-10-23 Exxon Research Engineering Co Alpha-olefin polymers as dewaxing aids
US5521242A (en) 1971-09-30 1996-05-28 The United States Of America As Represented By The Secretary Of The Navy High concentration slurry-formulation and application
BE792607A (nl) 1971-12-20 1973-06-12 Shell Int Research Titaanchloride-bevattende composities geschikt voor polymerisatie
NL7206290A (ru) 1972-05-10 1973-11-13
US3843589A (en) 1973-02-05 1974-10-22 Union Carbide Corp Stable pumpable slurries of ethylene oxide polymers
DE2329641C3 (de) 1973-06-09 1978-09-28 Hoechst Ag, 6000 Frankfurt Verfahren zur Polymerisation von ct-Olefinen
US3884252A (en) 1973-06-20 1975-05-20 Shell Oil Co Friction reduction
US4190069A (en) 1975-06-06 1980-02-26 General Electric Company Process for transmitting a hydrocarbon fluid through a pipeline
US4142991A (en) 1975-12-22 1979-03-06 Stauffer Chemical Company Substantially agglomeration-free catalyst component
US4147677A (en) 1977-11-29 1979-04-03 Exxon Research & Engineering Co. Dry blending of neutralized sulfonated elastomeric powders
US4182810A (en) 1978-04-21 1980-01-08 Phillips Petroleum Company Prevention of fouling in polymerization reactors
US4212312A (en) 1978-08-28 1980-07-15 Shell Oil Company Fragmented polymers as friction reducers in pipeline transportation of products
DE2847986A1 (de) 1978-11-04 1980-05-22 Huels Chemische Werke Ag Verfahren zur herstellung von pulverfoermigen, thermoplastischen copolymeren aus aethylen und buten-(1)
US4335964A (en) 1978-12-04 1982-06-22 Shell Oil Company Injection system for solid friction reducing polymers
US4263926A (en) 1978-12-04 1981-04-28 Shell Oil Company Injection system for solid friction reducing polymers
US4415714A (en) 1979-01-02 1983-11-15 Conoco Inc. Catalyst and method for preparation of drag reducing substances
US4433123A (en) * 1979-01-29 1984-02-21 Conoco Inc. Polymerization process for drag reducing substances
US4282114A (en) 1979-02-08 1981-08-04 Mitsui Toatsu Chemicals, Inc. Catalyst for polymerizing α-olefins
US4262104A (en) * 1979-02-12 1981-04-14 Exxon Research & Engineering Co. Titanium trichloride catalyst complex and process for the production thereof
US4395358A (en) * 1979-02-12 1983-07-26 Exxon Research & Engineering Co. Titanium trichloride catalyst complex and process for the production thereof
US4340076A (en) 1979-02-27 1982-07-20 General Technology Applications, Inc. Dissolving polymers in compatible liquids and uses thereof
DE3064564D1 (en) * 1979-04-30 1983-09-22 Shell Int Research Olefin polymerization catalyst compositions and a process for the polymerization of olefins employing such compositions
CA1141093A (en) * 1979-05-17 1983-02-08 Brian L. Goodall Olefin polymerization catalyst compositions and a process for the polymerization of olefins employing such compositions
US4358560A (en) 1979-08-02 1982-11-09 Exxon Research & Engineering Co. Stabilized slurries of isoolefin polymers
US4289679A (en) 1979-12-14 1981-09-15 Conoco, Inc. Method for producing solutions of drag reducing substances
US4267292A (en) * 1979-12-26 1981-05-12 The Standard Oil Company Addition of chlorine compound to Ziegler polymerization process
CA1177599A (en) 1980-04-21 1984-11-06 John F. Motier Compositions for and method of reducing hydrocarbon fluid friction loss in conduits
US4333488A (en) 1980-09-08 1982-06-08 Conoco Inc. Method of transporting viscous hydrocarbons
US4358572A (en) 1981-05-07 1982-11-09 Conoco Inc. Method for the preparation of non-crystalline polymers of high molecular weight
US4493903A (en) * 1981-05-12 1985-01-15 Conoco Inc. Polymerization process for drag reducing substances
US4493904A (en) 1981-06-29 1985-01-15 Conoco Inc. Catalyst and method for preparation of drag reducing substances
JPS5853905A (ja) * 1981-09-29 1983-03-30 Toa Nenryo Kogyo Kk オレフイン重合用触媒成分
US4384089A (en) * 1981-10-15 1983-05-17 Atlantic Richfield Company Low temperature polymerization process
US4371455A (en) 1981-12-21 1983-02-01 Conoco, Inc. Supported catalyst for olefin polymerization
DE3362538D1 (en) 1982-07-14 1986-04-17 Daikin Ind Ltd Working fluids for rankine cycle
US4426317A (en) 1982-11-24 1984-01-17 Cities Service Company Process for making olefin polymerization catalyst
US4478951A (en) * 1983-01-03 1984-10-23 Exxon Research & Engineering Co. Titanium trichloride catalyst component and the process for the production thereof
US4522982A (en) 1983-06-06 1985-06-11 Exxon Research & Engineering Co. Isotactic-stereoblock polymers of alpha-olefins and process for producing the same
US4959436A (en) * 1983-06-15 1990-09-25 Exxon Research And Engineering Co. Narrow MWD alpha-olefin copolymers
JPS6094408A (ja) 1983-10-28 1985-05-27 Sumitomo Chem Co Ltd 重合体スラリ−の処理方法
US4656204A (en) 1983-11-02 1987-04-07 Exxon Research And Engineering Company Process for use of drag reduction agent in a hydrocarbon liquid
US4539374A (en) 1984-03-21 1985-09-03 E. I. Du Pont De Nemours And Company Polyolefin with improved processing properties
DE3501858A1 (de) 1985-01-22 1986-07-24 Neste Oy, Espoo Katalysator-komponenten, katalysator und verfahren fuer die polymerisation von olefinen
US4642410A (en) 1985-03-14 1987-02-10 Uniroyal Chemical Company, Inc. Catalytic poly alpha-olefin process
EP0196350B1 (en) 1985-04-03 1989-11-23 Conoco Phillips Company Improved use of flow improvers
US4584244A (en) 1985-05-28 1986-04-22 Conoco Inc. Preparation of cold flow resistant polymer powders
US4693321A (en) 1985-11-18 1987-09-15 Conoco Inc. Method using encapsulated flow improvers to reduce turbulence
US4845178A (en) * 1985-11-21 1989-07-04 Pony Industries, Inc. Polymerization process
US4758354A (en) 1985-12-12 1988-07-19 General Technology Applications, Inc. Separation process
US4720397A (en) 1985-12-12 1988-01-19 General Technology Applications, Inc. Rapid dissolving polymer compositions and uses therefor
US4659685A (en) * 1986-03-17 1987-04-21 The Dow Chemical Company Heterogeneous organometallic catalysts containing a supported titanium compound and at least one other supported organometallic compound
FR2597487B1 (fr) * 1986-04-17 1989-09-29 Bp Chimie Sa Copolymeres amorphes de masse moleculaire elevee d'ethylene et d'alpha-olefines.
USH316H (en) * 1986-05-02 1987-08-04 Exxon Research And Engineering Co. Hydrocarbon drag reduction with interpolymer complexes containing novel sulfo-octene
US5241025A (en) 1987-01-30 1993-08-31 Exxon Chemical Patents Inc. Catalyst system of enhanced productivity
JPS63291905A (ja) 1987-05-25 1988-11-29 Kao Corp オレフィン−無水マレイン酸共重合体粒子の製造方法
US4771800A (en) 1987-07-13 1988-09-20 Conoco Inc. Dissolution performance by injection through a die-type nozzle
US4756326A (en) 1987-07-13 1988-07-12 Conoco Inc. Polymeric drag reducer performance by injection through a land-length die
US4804794A (en) * 1987-07-13 1989-02-14 Exxon Chemical Patents Inc. Viscosity modifier polymers
DE3726067A1 (de) 1987-08-06 1989-02-16 Hoechst Ag Verfahren zur herstellung von 1-olefinpolymeren
JPH072798B2 (ja) 1987-10-28 1995-01-18 住友化学工業株式会社 オレフィン重合用固体触媒成分
US4771799A (en) 1987-10-29 1988-09-20 Conoco Inc. Method for improving the performance of highly viscous concentrates of high molecular weight drag reducing polymers
US4968853A (en) 1987-12-29 1990-11-06 The Lubrizol Corporation Alpha-olefin polymers
FR2633298B1 (fr) * 1988-06-23 1991-01-18 Norsolor Sa Composant catalytique pour la polymerisation des olefines et son procede de preparation
US5320994A (en) * 1988-06-23 1994-06-14 Norsolor Process for preparing a catalyst for the polymerization of olefins
US4881566A (en) 1988-10-11 1989-11-21 Conoco Inc. Method for reducing pressure drop in the transportation of drag reducer
US5276116A (en) * 1988-11-14 1994-01-04 Conoco Inc. Composition and method for friction loss reduction
US4945142A (en) 1988-11-14 1990-07-31 Conoco Inc. Composition and process for friction loss reduction
US4952738A (en) 1988-11-14 1990-08-28 Conoco Inc. Composition and method for friction loss reduction
US5639842A (en) * 1988-12-26 1997-06-17 Mitsui Petrochemical Industries, Ltd. Ethylene random copolymers
JP2774171B2 (ja) * 1989-01-21 1998-07-09 三菱化学株式会社 エチレン共重合体の製造法
JP2752695B2 (ja) * 1989-05-25 1998-05-18 出光興産株式会社 アルミノキサンの乾燥方法およびポリマーの製造方法
GB8925945D0 (en) * 1989-11-16 1990-01-04 Shell Int Research Olefin polymerization catalysts
US5104839A (en) 1990-05-29 1992-04-14 Phillips Petroleum Company Method for producing olefin polymer blends utilizing a chromium-zirconium dual catalyst system
JPH0445110A (ja) 1990-06-12 1992-02-14 Japan Synthetic Rubber Co Ltd エチレン系共重合体の製造方法
US5080121A (en) 1990-08-06 1992-01-14 Council Of Scientific & Industrial Research Process for the preparation of a new polymer useful for drag reduction in hydrocarbon fluids in exceptionally dilute polymer solutions
US5244937A (en) 1990-09-04 1993-09-14 Conoco Inc. Stable nonagglomerating aqueous suspensions of oil soluble polymeric friction reducers
US5162277A (en) * 1990-10-18 1992-11-10 Shell Oil Company Olefin polymerization catalyst
US5243001A (en) 1990-11-12 1993-09-07 Hoechst Aktiengesellschaft Process for the preparation of a high molecular weight olefin polymer
FI86867C (fi) 1990-12-28 1992-10-26 Neste Oy Flerstegsprocess foer framstaellning av polyeten
ATE136040T1 (de) 1991-05-27 1996-04-15 Hoechst Ag Verfahren zur herstellung von polyolefinen mit breiter molmassenverteilung
IT1251465B (it) 1991-07-12 1995-05-15 Enichem Polimeri Catalizzatore supportato per la (co)polimerizzazione dell'etilene.
US5710224A (en) 1991-07-23 1998-01-20 Phillips Petroleum Company Method for producing polymer of ethylene
IT1250706B (it) 1991-07-25 1995-04-21 Enichem Polimeri Catalizzatore per la polimerizzazione di olefine
TW300901B (ru) 1991-08-26 1997-03-21 Hoechst Ag
CA2077744C (en) 1991-09-30 2003-04-15 Edwar Shoukri Shamshoum Homogeneous-heterogeneous catalyst system for polyolefins
EP0537686B1 (de) 1991-10-15 2005-01-12 Basell Polyolefine GmbH Verfahren zur Herstellung eines Olefinpolymers unter Verwendung von Metallocenen mit speziell substituierten Indenylliganden
US5359015A (en) 1991-11-07 1994-10-25 Exxon Chemical Patents Inc. Metallocene catalysts and their production and use
EP0544308B1 (en) 1991-11-28 1998-02-18 Showa Denko Kabushikikaisha Novel metallocene and process for producing polyolefin using the same
TW318184B (ru) 1991-11-30 1997-10-21 Hoechst Ag
US5585447A (en) * 1991-12-19 1996-12-17 Ecp-Enichem Polymeres France S.A. Catalyst for the (co)polymerization of alpha-olefins, a process for its preparation and (co)polymerization process making use thereof
JPH05178927A (ja) 1991-12-27 1993-07-20 Tosoh Corp オレフィン重合用触媒およびオレフィン重合体の製造方法
US5165441A (en) 1991-12-30 1992-11-24 Conoco Inc. Process and apparatus for blending drag reducer in solvent
US5198399A (en) * 1992-01-17 1993-03-30 Quantum Chemical Corporation Polymerization catalyst and method
IT1254223B (it) 1992-02-26 1995-09-14 Enichem Polimeri Catalizzatore per la polimerizzazione di olefine
US5434115A (en) 1992-05-22 1995-07-18 Tosoh Corporation Process for producing olefin polymer
US5238892A (en) 1992-06-15 1993-08-24 Exxon Chemical Patents Inc. Supported catalyst for 1-olefin(s) (co)polymerization
US5276220A (en) 1992-06-18 1994-01-04 Ethyl Corporation Actinide catalyzed chain growth process
CA2110654C (en) 1992-12-17 2006-03-21 Albert Rossi Dilute process for the polymerization of ethylene/alpha-olefin copolymer using metallocene catalyst systems
EP1004604A3 (en) * 1993-03-31 2001-01-17 Idemitsu Kosan Co., Ltd. Catalyst for production of vinyl-based polymer and process for production of vinyl-based aromatic polymer
ZA943399B (en) 1993-05-20 1995-11-17 Bp Chem Int Ltd Polymerisation process
US5449732A (en) * 1993-06-18 1995-09-12 Conoco Inc. Solvent free oil soluble drag reducing polymer suspension
US5376697B1 (en) 1993-06-21 1998-06-02 Conoco Inc Drag reducers for flowing hydrocarbons
BE1007698A3 (fr) 1993-11-04 1995-10-03 Solvay Systeme catalytique utilisable pour la polymerisation des alpha-olefines et procede pour cette polymerisation.
US5416179A (en) * 1994-03-16 1995-05-16 Phillips Petroleum Company Catalyst compositions and olefin polymerization
US5442019A (en) * 1994-03-25 1995-08-15 Exxon Chemical Company Process for transitioning between incompatible polymerization catalysts
US5436212A (en) * 1994-04-15 1995-07-25 Phillips Petroleum Company Organoaluminoxy product, preparation, and use
US5539044A (en) * 1994-09-02 1996-07-23 Conoco In. Slurry drag reducer
US5712365A (en) 1995-03-27 1998-01-27 Tosoh Corporation Process for producing ethylene alpha-olefin copolymer
US5733953A (en) 1995-06-29 1998-03-31 Baker Hughes Incorporated Low viscosity, high concentration drag reducing agent and method therefor
US5728855A (en) 1995-10-19 1998-03-17 Akzo Nobel Nv Modified polyalkylaluminoxane composition formed using reagent containing carbon-oxygen double bond
US5869570A (en) * 1996-03-19 1999-02-09 Energy & Environmental International, L.C. Composition of and process for forming polyalphaolefin drag reducing agents
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
US5644007A (en) 1996-04-26 1997-07-01 Minnesota Mining And Manufacturing Company Continuous process for the production of poly(1-alkenes)
US6172151B1 (en) 1996-10-15 2001-01-09 Conoco Inc. Nonaqueous drag reducing suspensions
US6126872A (en) 1998-01-27 2000-10-03 Baker Hughes Incorporated Microencapsulated drag reducing agents
US5932670A (en) 1998-03-30 1999-08-03 Phillips Petroleum Company Polymerization catalysts and processes therefor
US6178980B1 (en) 1998-08-26 2001-01-30 Texaco Inc. Method for reducing the pipeline drag of heavy oil and compositions useful therein

Also Published As

Publication number Publication date
CN1134466C (zh) 2004-01-14
CA2332716A1 (en) 1999-11-25
DE69926503D1 (de) 2005-09-08
CA2332716C (en) 2008-08-05
WO1999060038A1 (en) 1999-11-25
US6242395B1 (en) 2001-06-05
RU2232165C2 (ru) 2004-07-10
ATE301144T1 (de) 2005-08-15
US6730752B2 (en) 2004-05-04
EP1080124B1 (en) 2005-08-03
NO20005803D0 (no) 2000-11-17
US6015779A (en) 2000-01-18
EP1080124A1 (en) 2001-03-07
AU4079199A (en) 1999-12-06
CN1310728A (zh) 2001-08-29
US6162773A (en) 2000-12-19
US20010002389A1 (en) 2001-05-31

Similar Documents

Publication Publication Date Title
NO20005803L (no) Fremgangsmåte til fremstilling av strömningsmotstandsreduserende midler av ultrahöymolekylære polyalfaolefiner
EP0231102A3 (en) Catalyst composition for polymerizing alpha-olefins
MY121287A (en) Cyclopentaphenanthrenyl titanium complexes and polymerization process
AU5637899A (en) Polymerisation catalyst
MY132554A (en) 3-heteroatom substituted cyclopentadienyl-containing metal complexes and olefin polymerization process.
BR0014332A (pt) Composições de catalisadores organometálicos
EP0350170A3 (en) Process for polymerising olefins and polymerisation catalyst therefor
AU8970098A (en) Catalyst having a ketimide ligand
CA2278042A1 (en) Mixed phosphinimine catalyst
MY132781A (en) Olefin polymerization
NO971843L (no) Katalysatorblanding, samt fremgangsmåte ved polymerisering av et olefin
WO1997017380A3 (en) Polymerizable compositions comprising alpha-olefin hydrocarbon monomers and methods of use therefor
ES2153497T3 (es) Nuevo compuesto de polimeros, con distribucion de pesos moleculares amplia.
MX9605423A (es) Procedimiento para la preparacion de un polimero elastomero a partir de etileno, alfa-olefina y opcionalmente dieno.
AU590335B2 (en) Polymerisation of olefins using modified ziegler-natta catalyst
EP0887355A4 (en) PROCESS FOR PREPARING OLEFIN POLYMERS
CA2434795A1 (en) Methods for forming amorphous ultra-high molecular weight polyolefins for use as drag reducing agents
ES2116188A1 (es) Proceso de obtencion de poliolefinas con distribuciones de pesos moleculares anchas, bimodales o multimodales.
AU2001297963A1 (en) Alpha olefin monomer partitioning agents for drag reducing agents and methods of forming drag reducing agents using alpha olefin monomer partitioning agents
CA2253804A1 (en) Catalyst system containing reaction product of liquid silicone and polyamine
CA2194178A1 (en) Catalyst system for the polymerization of ethylene
AU2003288399A8 (en) Supported olefin polymerization catalyst
DE69703883D1 (de) Yttrium enthaltend metallkomplexe und verfahren zur polymerisation von olefinen
NO903292L (no) Fremgangsmaate for fremstilling av katalysatorkomponenter for polymerisasjon av etylen med en relativt trang molekylvektsfordeling.
NO991945L (no) Kopolymer bestÕende av etylen og minst en <alfa>-olefin og fremgangsmÕte for fremstilling derav

Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application