BR9301546A - Processo para a polimerizacao de etileno ou uma mistura compreendendo etileno e uma ou mais alfa-olefinas;e sistema catalisador - Google Patents

Processo para a polimerizacao de etileno ou uma mistura compreendendo etileno e uma ou mais alfa-olefinas;e sistema catalisador

Info

Publication number
BR9301546A
BR9301546A BR9301546A BR9301546A BR9301546A BR 9301546 A BR9301546 A BR 9301546A BR 9301546 A BR9301546 A BR 9301546A BR 9301546 A BR9301546 A BR 9301546A BR 9301546 A BR9301546 A BR 9301546A
Authority
BR
Brazil
Prior art keywords
ethylene
carbon atoms
olefins
alpha
polymerization
Prior art date
Application number
BR9301546A
Other languages
English (en)
Inventor
Sun-Chueh Kao
Frederick John Karol
Original Assignee
Union Carbide Chem Plastic
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 Union Carbide Chem Plastic filed Critical Union Carbide Chem Plastic
Publication of BR9301546A publication Critical patent/BR9301546A/pt

Links

Classifications

    • 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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/02—Ethene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
BR9301546A 1992-04-16 1993-04-15 Processo para a polimerizacao de etileno ou uma mistura compreendendo etileno e uma ou mais alfa-olefinas;e sistema catalisador BR9301546A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/868,860 US5288933A (en) 1992-04-16 1992-04-16 Process for the production of polyethylene

Publications (1)

Publication Number Publication Date
BR9301546A true BR9301546A (pt) 1993-11-16

Family

ID=25352460

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9301546A BR9301546A (pt) 1992-04-16 1993-04-15 Processo para a polimerizacao de etileno ou uma mistura compreendendo etileno e uma ou mais alfa-olefinas;e sistema catalisador

Country Status (9)

Country Link
US (1) US5288933A (pt)
EP (1) EP0566123B1 (pt)
AT (1) ATE147083T1 (pt)
AU (1) AU653310B2 (pt)
BR (1) BR9301546A (pt)
CA (1) CA2094057C (pt)
DE (1) DE69307004T2 (pt)
ES (1) ES2096130T3 (pt)
GR (1) GR3022220T3 (pt)

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US5744676A (en) * 1996-02-26 1998-04-28 Theriot; Kevin J. Olefin oligomerization process
IN185679B (pt) * 1996-04-09 2001-03-31 Indian Petrochemicals Corp Ltd
US6214946B1 (en) * 1999-05-19 2001-04-10 Union Carbide Chemicals & Plastics Technology Corporation Inert particulate material passivation for single-site catalyst in EPDM production
CN1297575C (zh) * 2004-04-12 2007-01-31 中国石油化工股份有限公司 用于乙烯聚合或共聚合的催化剂组分及其催化剂
US7193017B2 (en) * 2004-08-13 2007-03-20 Univation Technologies, Llc High strength biomodal polyethylene compositions
US8202940B2 (en) * 2004-08-19 2012-06-19 Univation Technologies, Llc Bimodal polyethylene compositions for blow molding applications
US7868092B2 (en) * 2005-06-14 2011-01-11 Univation Technologies, Llc Bimodal polyethylene compositions for blow molding applications
US7432328B2 (en) * 2005-06-14 2008-10-07 Univation Technologies, Llc Enhanced ESCR bimodal HDPE for blow molding applications
US7875568B2 (en) * 2004-12-17 2011-01-25 Yangzi Petrochemical Company Co., Ltd. Supported nonmetallocene olefin polymerization catalyst, preparation method and use thereof
US6987152B1 (en) 2005-01-11 2006-01-17 Univation Technologies, Llc Feed purification at ambient temperature
US7312279B2 (en) * 2005-02-07 2007-12-25 Univation Technologies, Llc Polyethylene blend compositions
US7858702B2 (en) * 2005-06-14 2010-12-28 Univation Technologies, Llc Enhanced ESCR bimodal HDPE for blow molding applications
US7947797B2 (en) 2005-09-14 2011-05-24 Univation Technologies, Llc Method for operating a gas-phase reactor at or near maximum production rates while controlling polymer stickiness
US20070109911A1 (en) * 2005-11-16 2007-05-17 Neubauer Anthony C High speed and direct driven rotating equipment for polyolefin manufacturing
RU2450026C2 (ru) * 2006-05-17 2012-05-10 ДАУ ГЛОБАЛ ТЕКНОЛОДЖИЗ ЭлЭлСи Способ полимеризации полиолефинов в растворе
US7989562B2 (en) 2006-10-03 2011-08-02 Univation Technologies, Llc Method for preventing catalyst agglomeration based on production rate changes
TW200936564A (en) * 2007-11-15 2009-09-01 Univation Tech Llc Methods for the removal of impurities from polymerization feed streams
US20110256632A1 (en) 2009-01-08 2011-10-20 Univation Technologies, Llc Additive for Polyolefin Polymerization Processes
WO2010080871A1 (en) 2009-01-08 2010-07-15 Univation Technologies, Llc Additive for gas phase polymerization processes
EP2510019A2 (en) 2009-12-07 2012-10-17 Univation Technologies, LLC Methods for reducing static charge of a catalyst and methods for using the catalyst to produce polyolefins
WO2011103280A1 (en) 2010-02-18 2011-08-25 Univation Technologies, Llc Methods for operating a polymerization reactor
KR20130026531A (ko) 2010-02-22 2013-03-13 유니베이션 테크놀로지즈, 엘엘씨 폴리올레핀 생산물을 생산하기 위한 촉매 시스템 및 이의 사용 방법
MY157091A (en) 2010-04-13 2016-04-29 Univation Tech Llc Polymer blends and films made therefrom
RU2564301C2 (ru) 2010-07-16 2015-09-27 Юнивейшн Текнолоджиз, Ллк Системы и способы измерения накопления частиц на поверхностях реактора
WO2012009215A1 (en) 2010-07-16 2012-01-19 Univation Technologies, Llc Systems and methods for measuring static charge on particulates
WO2012015898A1 (en) 2010-07-28 2012-02-02 Univation Technologies, Llc Systems and methods for measuring velocity of a particle/fluid mixture
KR101854945B1 (ko) 2010-12-17 2018-05-04 유니베이션 테크놀로지즈, 엘엘씨 폴리올레핀 퍼지 기체 생성물로부터 탄화수소를 회수하기 위한 시스템 및 방법
BR112013016116B1 (pt) 2010-12-22 2020-04-28 Univation Tech Llc processo de polimerização e sistema catalisador
WO2013028283A1 (en) 2011-08-19 2013-02-28 Univation Technologies, Llc Catalyst systems and methods for using same to produce polyolefin products
EP2750797B1 (en) 2011-11-08 2020-04-01 Univation Technologies, LLC Methods of preparing a catalyst system
CA2800056A1 (en) 2012-12-24 2014-06-24 Nova Chemicals Corporation Polyethylene blend compositions
EP4039366A1 (en) 2012-12-28 2022-08-10 Univation Technologies, LLC Supported catalyst with improved flowability
WO2016118566A1 (en) 2015-01-21 2016-07-28 Univation Technologies, Llc Methods for gel reduction in polyolefins
EP3247548B1 (en) 2015-01-21 2021-09-01 Univation Technologies, LLC Methods for controlling polymer chain scission
US10975183B2 (en) 2016-09-09 2021-04-13 Exxonmobil Chemical Patents Inc. Pilot plant scale semi-condensing operation
WO2018118258A1 (en) 2016-12-20 2018-06-28 Exxonmobil Chemical Patents Inc. Methods for controlling start up conditions in polymerization processes
CN110431158A (zh) 2017-02-07 2019-11-08 埃克森美孚化学专利公司 减少齐格勒-纳塔催化剂的催化剂活性损失的方法
US11459408B2 (en) 2018-05-02 2022-10-04 Exxonmobil Chemical Patents Inc. Methods for scale-up from a pilot plant to a larger production facility
EP3788081A1 (en) 2018-05-02 2021-03-10 ExxonMobil Chemical Patents Inc. Methods for scale-up from a pilot plant to a larger production facility
CN116234837A (zh) 2020-07-22 2023-06-06 埃克森美孚化学专利公司 聚烯烃组合物及其制品
EP4259669A1 (en) 2020-12-08 2023-10-18 ExxonMobil Chemical Patents Inc. High density polyethylene compositions with long-chain branching
WO2023081577A1 (en) 2021-11-02 2023-05-11 Exxonmobil Chemical Patents Inc. Polyethylene compositions, articles thereof, and methods thereof

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JPS5923561B2 (ja) * 1979-02-06 1984-06-02 三井化学株式会社 オレフインの重合方法
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JPS6067508A (ja) * 1983-09-22 1985-04-17 Toa Nenryo Kogyo Kk オレフインの重合方法
US4657882A (en) * 1984-11-26 1987-04-14 Amoco Corporation Supported olefin polymerization catalyst produced from a magnesium alkyl/organophosphoryl complex
JPS6272631A (ja) * 1985-09-26 1987-04-03 Mitsui Petrochem Ind Ltd α−オレフインの低重合方法
JPH0780930B2 (ja) * 1985-12-26 1995-08-30 三井石油化学工業株式会社 α−オレフインの重合方法
US4988784A (en) * 1988-07-01 1991-01-29 Union Carbide Chemicals And Plastics Company Inc. Catalyst for regulating the molecular weight distribution of ethylene polymers
US4886771A (en) * 1988-07-01 1989-12-12 Union Carbide Chemicals And Plastics Company Inc. Catalyst for regulating the molecular weight distribution of ethylene polymers
CA2032543A1 (en) * 1989-12-26 1991-06-27 Robert Olds Hagerty Dimethylaluminum chloride-activated olefin polymerisation catalyst composition

Also Published As

Publication number Publication date
DE69307004T2 (de) 1997-04-17
ES2096130T3 (es) 1997-03-01
DE69307004D1 (de) 1997-02-13
US5288933A (en) 1994-02-22
CA2094057C (en) 1996-12-24
ATE147083T1 (de) 1997-01-15
AU653310B2 (en) 1994-09-22
EP0566123A2 (en) 1993-10-20
CA2094057A1 (en) 1993-10-17
EP0566123A3 (en) 1994-07-13
GR3022220T3 (en) 1997-04-30
AU3691893A (en) 1993-10-21
EP0566123B1 (en) 1997-01-02

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Legal Events

Date Code Title Description
EE Request for examination
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FA8 Dismissal: dismissal - article 36, par. 1 of industrial property law