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BR9004882A - Processo para a producao de polimeros pegajosos - Google Patents

Processo para a producao de polimeros pegajosos

Info

Publication number
BR9004882A
BR9004882A BR909004882A BR9004882A BR9004882A BR 9004882 A BR9004882 A BR 9004882A BR 909004882 A BR909004882 A BR 909004882A BR 9004882 A BR9004882 A BR 9004882A BR 9004882 A BR9004882 A BR 9004882A
Authority
BR
Brazil
Prior art keywords
production
sticky polymers
sticky
polymers
Prior art date
Application number
BR909004882A
Other languages
English (en)
Inventor
Seung Joon Rhee
Edgar Chapman Baker
David Nicholas Edwards
Kiu Hee Lee
John Henry Moorhouse
Leonard Sebastian Scarola
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 BR9004882A publication Critical patent/BR9004882A/pt

Links

Classifications

    • 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
    • C08F2/00Processes of polymerisation
    • C08F2/44Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers
    • 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
    • C08F2/00Processes of polymerisation
    • C08F2/34Polymerisation in gaseous state
    • 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
    • C08F210/16Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • 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
    • C08F210/16Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • C08F210/18Copolymers of ethene with alpha-alkenes, e.g. EP rubbers with non-conjugated dienes, e.g. EPT rubbers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2019/00Use of rubber not provided for in a single one of main groups B29K2007/00 - B29K2011/00, as moulding material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2021/00Use of unspecified rubbers as moulding material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/16EPM, i.e. ethylene-propylene copolymers; EPDM, i.e. ethylene-propylene-diene copolymers; EPT, i.e. ethylene-propylene terpolymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/16Fillers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/901Monomer polymerized in vapor state in presence of transition metal containing catalyst

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
  • Graft Or Block Polymers (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
BR909004882A 1989-09-28 1990-09-28 Processo para a producao de polimeros pegajosos BR9004882A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/413,704 US4994534A (en) 1989-09-28 1989-09-28 Process for producing sticky polymers

Publications (1)

Publication Number Publication Date
BR9004882A true BR9004882A (pt) 1991-09-10

Family

ID=23638285

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909004882A BR9004882A (pt) 1989-09-28 1990-09-28 Processo para a producao de polimeros pegajosos

Country Status (22)

Country Link
US (1) US4994534A (pt)
EP (1) EP0422452B1 (pt)
JP (1) JPH0647606B2 (pt)
KR (1) KR950006119B1 (pt)
CN (1) CN1051737A (pt)
AR (1) AR244251A1 (pt)
AT (1) ATE190069T1 (pt)
AU (1) AU620736B2 (pt)
BG (1) BG92915A (pt)
BR (1) BR9004882A (pt)
CA (1) CA2026338A1 (pt)
DE (1) DE69033470T2 (pt)
ES (1) ES2142788T3 (pt)
FI (1) FI904765A0 (pt)
HU (1) HUT63640A (pt)
MX (1) MX22641A (pt)
NO (1) NO904203L (pt)
NZ (1) NZ235485A (pt)
PH (1) PH26958A (pt)
PT (1) PT95453A (pt)
TR (1) TR24892A (pt)
ZA (1) ZA907745B (pt)

Families Citing this family (174)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5162463A (en) * 1990-12-10 1992-11-10 Union Carbide Chemicals & Plastics Technology Corporation Method for producing sticky polymers
US5200477A (en) * 1991-02-22 1993-04-06 Union Carbide Chemicals & Plastics Technology Corporation Process for producing sticky polymers
EP0530709A1 (en) * 1991-08-30 1993-03-10 Union Carbide Chemicals & Plastics Technology Corporation Process for producing sticky polymers
US5116940A (en) * 1991-10-30 1992-05-26 Union Carbide Chemicals & Plastics Technology Corporation Process for recycling inert particulate materials
GB9207736D0 (en) * 1992-04-08 1992-05-27 Exxon Chemical Patents Inc Ethlene elastomer compounds having good processability and ageing properties
US5194526A (en) * 1992-07-30 1993-03-16 Union Carbide Chemicals & Plastics Technology Corporation Process for producing sticky polymers
US5264506A (en) * 1992-12-30 1993-11-23 Union Carbide Chemicals & Plastics Technology Corporation Process for producing sticky polymers
US5376743A (en) * 1993-03-11 1994-12-27 Union Carbide Chemicals & Plastics Technology Corporation Process for the production of sticky polymers
US5391657A (en) * 1993-09-27 1995-02-21 Union Carbide Chemicals & Plastics Technology Corporaton Method for reducing sheeting and static charges during polymerization of ethylene polymers
US5416175A (en) * 1993-12-17 1995-05-16 Union Carbide Chemicals & Plastics Technology Corporation Method for reducing sheeting during polymerization of α-olefins
US5405219A (en) * 1994-05-18 1995-04-11 Union Carbide Chemicals & Plastics Technology Corporation Solids feeder
US5625012A (en) * 1994-06-29 1997-04-29 Union Carbide Chemicals & Plastics Technology Corporation Process for reducing polymer build-up in recycle lines and heat exchangers during polymerization of alpha olefins
US5733988A (en) * 1994-06-29 1998-03-31 Union Carbide Chemicals & Plastics Technology Corporation Process for reducing polymer build-up in recycle lines and heat exchangers during polymerizations employing butadiene, isoprene, and/or styrene
US5461123A (en) 1994-07-14 1995-10-24 Union Carbide Chemicals & Plastics Technology Corporation Gas phase fluidized bed polyolefin polymerization process using sound waves
US5428118A (en) 1994-07-15 1995-06-27 Union Carbide Chemicals & Plastics Technology Corporation Gas phase fluidized bed polyolefin polymerization process using gas or gas-solids tangential flow
US5453471B1 (en) * 1994-08-02 1999-02-09 Carbide Chemicals & Plastics T Gas phase polymerization process
US6384156B1 (en) * 1994-08-02 2002-05-07 Union Carbide Chemicals & Plastics Technology Corporation Gas phase polymerization process
US5712353A (en) * 1994-10-31 1998-01-27 Exxon Chemical Patents Inc. Gas phase polymerization process
US5585184A (en) * 1994-09-29 1996-12-17 Union Carbide Chemicals & Plastics Technology Corporation Colorable non-sticky resin core-shell particles
CA2161913A1 (en) 1994-11-02 1996-05-03 Sergey Andreevich Vasnetsov Process for the production of homogeneous ethylene propylene rubbers using a vanadium catalyst supported on magnesium chloride
US5548040A (en) 1994-12-20 1996-08-20 Union Carbide Chemicals & Plastics Technology Corporation Process for passivation of a reactor after shutdown of alpha olefin polymerization processes
US5616661A (en) * 1995-03-31 1997-04-01 Union Carbide Chemicals & Plastics Technology Corporation Process for controlling particle growth during production of sticky polymers
DE19530339A1 (de) * 1995-08-18 1997-02-20 Degussa Pyrogene Kieselsäure, Verfahren zu ihrer Herstellung und Verwendung
US5688910A (en) * 1995-09-26 1997-11-18 Union Carbide Chemicals & Plastics Technology Corporation Process and apparatus for removing unpolymerized gaseous monomers from olefin polymers
CA2190302A1 (en) 1995-11-22 1997-05-23 Gregory George Smith Process for preparing vulcanizable elastomeric compounds from granular elastomer blends and elastomeric articles manufactured therefrom
CA2190678A1 (en) 1995-11-22 1997-05-23 Robert Joseph Noel Bernier Process for preparing elastomeric compounds from granular elastomers and polymers and articles manufactured therefrom
CA2190301A1 (en) 1995-11-22 1997-05-23 Robert Joseph Noel Bernier Curable ethylene-alpha olefin-diene elastomer
EP0784062A3 (en) 1995-12-15 1998-04-22 Union Carbide Chemicals & Plastics Technology Corporation Process for production of long-chain branched polyolefins
US5693727A (en) * 1996-06-06 1997-12-02 Union Carbide Chemicals & Plastics Technology Corporation Method for feeding a liquid catalyst to a fluidized bed polymerization reactor
US6812184B1 (en) * 1996-06-17 2004-11-02 Exxonmobil Chemical Patents Inc. Supported late transition metal catalyst systems
EP0818420B1 (en) * 1996-07-08 2003-02-05 Sony Corporation Method for producing a polymer electrolyte
US5763541A (en) * 1996-12-04 1998-06-09 Union Carbide Chemicals & Plastics Technology Corporation Process for feeding particulate material to a fluidized bed reactor
US5728782A (en) * 1996-12-06 1998-03-17 Union Carbide Chemicals & Plastics Technology Corporation Gas phase anionic polymerization of dienes and vinyl-substituted aromatic compounds
AU8382698A (en) * 1997-07-08 1999-02-08 Union Carbide Chemicals & Plastics Technology Corporation Method for reducing sheeting during olefin polymerization
AU8488198A (en) * 1997-07-16 1999-02-10 Union Carbide Chemicals & Plastics Technology Corporation Low bed-level transition, start-up, and reactor residence time control using sound waves
US6001478A (en) * 1997-08-08 1999-12-14 Union Carbide Chemicals & Plastics Technology Corporation Resin particle produced by diene polymerization with rare earth and transition metal catalysts
US6004677A (en) * 1997-08-08 1999-12-21 Union Carbide Chemicals & Plastics Technology Corporation Gas phase production of polydienes with pre-activated nickel catalysts
DE19744710A1 (de) * 1997-10-10 1999-04-15 Bayer Ag Gasphasenpolymerisation in einem Kelchreaktor
US6159889A (en) * 1997-12-09 2000-12-12 Union Carbide Chemicals & Plastics Technology Corporation Unbridged monocyclopentadienyl metal complex catalyst and a process for polyolefin production
US5962362A (en) * 1997-12-09 1999-10-05 Union Carbide Chemicals & Plastics Technology Corporation Unbridged monocyclopentadienyl metal complex catalyst and a process for polyolefin production
US6127302A (en) * 1997-12-09 2000-10-03 Union Carbide Chemicals & Plastics Technology Corporation Unbridged monocyclopentadienyl metal complex catalyst and a process for polyolefin production
DE19801859A1 (de) * 1998-01-20 1999-07-22 Bayer Ag Verfahren zur Vermeidung von Instabilitäten bei der Gasphasenpolymerisation von Kautschuk
US6511936B1 (en) 1998-02-12 2003-01-28 University Of Delaware Catalyst compounds with β-diminate anionic ligands and processes for polymerizing olefins
EP0939087A3 (en) * 1998-02-27 2003-04-16 Chisso Corporation Catalyst for olefin (co)polymerization and process for the production of olefin (co)polymers
KR100342541B1 (ko) * 1998-04-16 2002-06-28 나까니시 히로유끼 올레핀 중합촉매 및 중합방법
BR9910984A (pt) 1998-06-09 2001-02-13 Union Carbide Chem Plastic Processo e equipamento para uma aprimorada fluidez de sólidos mediante a redução da força de consolidação
US6214903B1 (en) 1998-06-16 2001-04-10 Union Carbide Chemicals & Plastics Technology Corporation Post-reactor process for treating polymers prepared in a gas phase polymerization in the presence of an inert particulate material
US6011128A (en) * 1998-06-17 2000-01-04 Union Carbide Chemicals & Plastics Technology Corporation Process for conditioning a gas-phase reactor to produce an ethylene-propylene or ethylene-propylene-diene rubber
US6200509B1 (en) 1998-06-26 2001-03-13 Union Carbide Chemicals & Plastics Technology Corporation Form of synthetic rubber
KR100368184B1 (ko) * 1998-12-11 2003-01-30 미쓰이 가가쿠 가부시키가이샤 올레핀 중합용 촉매 및 올레핀의 중합 방법
US6441107B1 (en) 1998-12-18 2002-08-27 Union Carbide Chemicals & Plastics Technology Corporation Molecular weight control of gas phase polymerized polybutadiene when using a rare earth catalyst
DE19919870A1 (de) 1999-04-30 2000-11-02 Bayer Ag Verfahren zur Suspensions-Polymerisation von konjugierten Dienen
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
KR20010039657A (ko) * 1999-06-14 2001-05-15 조셉 에스. 바이크 폴리올레핀 내에서의 올리고머 및 겔 형성 감소
US6180738B1 (en) * 1999-06-29 2001-01-30 Union Carbide Chemicals & Plastics Technology Corporation Production of a sticky polymer using an improved carbon black
US6255412B1 (en) 1999-06-29 2001-07-03 Union Carbide Chemicals & Plastics Technology Corporation Polymerization of a sticky polymer in the presence of a treated carbon black
US6359083B1 (en) 2000-05-02 2002-03-19 Eastman Chemical Company Olefin polymerization process
US20040087743A1 (en) * 2001-03-27 2004-05-06 Xinlai Bai Gas phase process for polymers with group 4 metal complex catalyst addition
CZ2004577A3 (cs) * 2002-01-15 2004-11-10 Advanced Elastomer Systems, L.P. Termoplastické elastomery a způsob jejich výroby
US8389634B2 (en) * 2002-10-02 2013-03-05 Dow Global Technologies Llc Polymer compositions comprising a low-viscosity, homogeneously branched ethylene α-olefin extender
DE10259243A1 (de) * 2002-12-17 2004-07-01 Merck Patent Gmbh Verfahren zur Herstellung von Co- und Terpolymeren aus Olefinen
US6989344B2 (en) 2002-12-27 2006-01-24 Univation Technologies, Llc Supported chromium oxide catalyst for the production of broad molecular weight polyethylene
US7737205B2 (en) * 2003-07-28 2010-06-15 Dow Global Technologies Inc Thermoplastic vulcanizates and process to prepare them
US6982304B2 (en) * 2003-12-22 2006-01-03 Union Carbide Chemicals & Plastics Technology Corporation Blow molding resins with improved ESCR
US7270791B2 (en) * 2004-05-17 2007-09-18 Univation Technologies, Llc Angular flow distribution bottom head
US7598327B2 (en) * 2004-11-10 2009-10-06 Chevron Phillips Chemical Company Lp Method for polymerizing olefins in a gas phase reactor using a seedbed during start-up
US6987152B1 (en) 2005-01-11 2006-01-17 Univation Technologies, Llc Feed purification at ambient temperature
US8129484B2 (en) * 2005-07-27 2012-03-06 Univation Technologies, Llc Blow molding polyethylene resins
US20070027276A1 (en) * 2005-07-27 2007-02-01 Cann Kevin J Blow molding polyethylene resins
US7714082B2 (en) * 2005-10-04 2010-05-11 Univation Technologies, Llc Gas-phase polymerization process to achieve a high particle density
EP1777209A1 (en) * 2005-10-20 2007-04-25 Saudi Basic Industries Corporation Method for oligomerization of ethylene and reactor system therefor with removal of heavy molecular weight oligomers
US20070109911A1 (en) * 2005-11-16 2007-05-17 Neubauer Anthony C High speed and direct driven rotating equipment for polyolefin manufacturing
BRPI0717152B1 (pt) * 2006-10-03 2018-07-03 Univation Technologies, Llc. Método para polimerização de olefina e sistema de reação para polimerização de olefina
US7754834B2 (en) * 2007-04-12 2010-07-13 Univation Technologies, Llc Bulk density promoting agents in a gas-phase polymerization process to achieve a bulk particle density
TW200936564A (en) * 2007-11-15 2009-09-01 Univation Tech Llc Methods for the removal of impurities from polymerization feed streams
EP2072588B1 (en) * 2007-12-20 2012-10-10 Borealis Technology Oy Process for coating a pipe with high throughput using multimodal ethylene copolymer, and coated pipes obtained thereof
EP2072587B1 (en) 2007-12-20 2020-06-03 Borealis Technology Oy Coated pipes having improved mechanical properties at elevated temperatures and a method of production thereof
EP2072589A1 (en) * 2007-12-20 2009-06-24 Borealis Technology Oy Process for coating a pipe with high throughput using multimodal ethylene copolymer, and coated pipes obtained thereof
PL2072586T3 (pl) 2007-12-20 2021-05-31 Borealis Technology Oy Powlekane rury o ulepszonych właściwościach mechanicznych i sposób ich wytwarzania
US8124697B2 (en) 2008-02-27 2012-02-28 Westlake Longview Corporation Method of preventing or reducing agglomeration on grid in fluidized-bed vessel
US8129482B2 (en) 2008-02-27 2012-03-06 Westlake Longview Corporation Method of preventing or reducing polymer agglomeration on grid in fluidized-bed reactors
EP2376540B1 (en) 2009-01-08 2013-04-03 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
ES2427288T3 (es) * 2009-02-06 2013-10-29 Dow Global Technologies Llc Polímeros y composiciones a base de etileno, métodos de fabricación de los mismos y artículos preparados de los mismos
JP2013515143A (ja) * 2009-12-21 2013-05-02 ダウ グローバル テクノロジーズ エルエルシー 多様な流動様式を有する気相重合法
BR112012020762B1 (pt) 2010-02-18 2020-04-07 Univation Tech Llc método para inativar um reator de polimerização de fase gasosa
CA2793693A1 (en) 2010-04-05 2011-10-13 Dow Global Technologies Llc Process for polymerizing olefin-based polymers containing high molecular weight fractions in condensed and super-condensed mode
CN103097015B (zh) 2010-07-16 2015-11-25 尤尼威蒂恩技术有限责任公司 测量反应器表面上颗粒积聚的系统与方法
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
US10647790B2 (en) 2011-06-30 2020-05-12 W. R. Grace & Co.-Conn. Process for gas-phase polymerization having high bed bulk density
EP2785749B1 (en) 2011-11-30 2017-08-30 Univation Technologies, LLC Methods and systems for catalyst delivery
IN2015DN02467A (pt) 2012-11-01 2015-09-04 Univation Tech Llc
EP2917677A1 (en) 2012-11-12 2015-09-16 Univation Technologies, LLC Recycle gas cooler systems for gas-phase polymerization processes
CN104918947A (zh) 2012-12-28 2015-09-16 尤尼威蒂恩技术有限责任公司 将铝氧烷的生产整合到催化剂生产中的方法
KR102214265B1 (ko) 2013-01-14 2021-02-10 유니베이션 테크놀로지즈, 엘엘씨 증가된 생산성을 갖는 촉매 시스템의 제조 방법
US8604115B1 (en) 2013-03-07 2013-12-10 King Fahd University Of Petroleum And Minerals Ethylene/propylene copolymer nanocomposite
CN105705532B (zh) 2013-11-21 2018-06-08 尤尼威蒂恩技术有限责任公司 用于在聚合期间控制聚烯烃特性的方法
KR102267271B1 (ko) 2013-11-26 2021-06-18 더블유.알. 그레이스 앤드 캄파니-콘. 프로필렌 충격 공중합체의 제조 및 생성물
DE102013020293A1 (de) * 2013-12-09 2015-06-11 Bowcraft Gmbh Dampfbremse
CN104045757A (zh) * 2014-06-27 2014-09-17 安徽嘉木橡塑工业有限公司 一种乙丙橡胶生产工艺
KR101544941B1 (ko) * 2014-12-03 2015-08-17 코오롱글로텍주식회사 소수성 또는 발수성 기재용 접착제 및 이의 제조방법
EP3247548B1 (en) 2015-01-21 2021-09-01 Univation Technologies, LLC Methods for controlling polymer chain scission
EP3247547B1 (en) 2015-01-21 2023-03-22 Univation Technologies, LLC Methods for gel reduction in polyolefins
US10400049B2 (en) 2015-04-24 2019-09-03 Univation Technologies, Llc Methods for operating a polymerization reactor
CN108473699B (zh) 2016-01-29 2022-06-28 尤尼威蒂恩技术有限责任公司 具有改善的韧性的聚烯烃膜
SG11201808889RA (en) 2016-04-20 2018-11-29 Univation Tech Llc Polymer flow index modifier
PL3519444T3 (pl) 2016-09-28 2021-05-04 Borealis Ag Proces wytwarzania powlekanej rury
WO2018089194A1 (en) 2016-11-08 2018-05-17 Univation Technologies, Llc Polyethylene composition
BR112019008131B1 (pt) 2016-11-08 2022-12-20 Univation Technologies, Llc Polietileno bimodal
ES2904791T3 (es) 2016-11-08 2022-04-06 Univation Tech Llc Composición de polietileno
WO2018095788A1 (en) 2016-11-25 2018-05-31 Borealis Ag A process for producing polyolefin film composition and films prepared thereof
US11180577B2 (en) 2016-12-15 2021-11-23 Univation Technologies, Llc Rating polymerization processes
ES2786756T3 (es) * 2017-06-20 2020-10-13 Borealis Ag Un método, una disposición y uso de una disposición para la polimerización de olefinas
US11208506B2 (en) * 2017-07-26 2021-12-28 Exxonmobil Chemical Patents Inc. Removal of unreacted monomers and other materials from polyolefin product particles
SG11202001172PA (en) 2017-08-28 2020-03-30 Univation Tech Llc Bimodal polyethylene
EP3681946A1 (en) 2017-09-11 2020-07-22 Univation Technologies, LLC Carbon black-containing bimodal polyethylene composition
SG11202003043UA (en) 2017-10-27 2020-05-28 Univation Tech Llc Selectively transitioning polymerization processes
SG11202003356WA (en) 2017-10-27 2020-05-28 Univation Tech Llc Polyethylene copolymer resins and films
KR102606523B1 (ko) 2017-12-05 2023-11-29 유니베이션 테크놀로지즈, 엘엘씨 활성화된 분무-건조된 지글러-나타 촉매 시스템
CN111315787B (zh) 2017-12-05 2023-08-25 尤尼威蒂恩技术有限责任公司 改性的喷雾干燥齐格勒-纳塔(前)催化剂体系
KR20200099540A (ko) 2017-12-18 2020-08-24 다우 글로벌 테크놀로지스 엘엘씨 하프노센-티타노센 촉매 시스템
ES2978120T3 (es) 2017-12-18 2024-09-05 Dow Global Technologies Llc Sistema de catalizador de circonoceno-titanoceno
US11142600B2 (en) 2018-03-19 2021-10-12 Univation Technologies, Llc Ethylene/1-hexene copolymer
US11485802B2 (en) 2018-03-26 2022-11-01 Dow Global Technologies Llc Spray-dried zirconocene catalyst system
EP3774940A1 (en) 2018-03-28 2021-02-17 Univation Technologies, LLC Multimodal polyethylene composition
SG11202010809YA (en) 2018-05-24 2020-12-30 Univation Tech Llc Unimodal polyethylene copolymer and film thereof
US11649301B2 (en) 2018-06-12 2023-05-16 Dow Global Technologies Llc Activator-nucleator formulations
ES2953317T3 (es) 2018-06-13 2023-11-10 Univation Tech Llc Sistemas (pro)catalizadores de Ziegler-Natta secados por pulverización
CN112469748B (zh) 2018-06-13 2023-04-04 尤尼威蒂恩技术有限责任公司 双峰聚乙烯共聚物和其薄膜
WO2020028229A1 (en) 2018-07-31 2020-02-06 Univation Technologies, Llc Unimodal polyethylene copolymer and film thereof
SG11202100286QA (en) 2018-07-31 2021-03-30 Univation Tech Llc Unimodal polyethylene copolymer and film thereof
US11767385B2 (en) 2018-08-29 2023-09-26 Univation Technologies Llc Bimodal polyethylene copolymer and film thereof
CA3126921A1 (en) 2018-08-29 2020-03-05 Univation Technologies, Llc Method of changing melt rheology property of bimodal polyethylene polymer
CN112638962B (zh) 2018-09-28 2023-05-16 尤尼威蒂恩技术有限责任公司 双峰聚乙烯共聚物组合物以及由其制成的管材
CA3118433A1 (en) 2018-11-06 2020-05-14 Dow Global Technologies Llc Alkane-soluble non-metallocene precatalysts
US11891464B2 (en) 2018-11-06 2024-02-06 Dow Global Technologies Llc Alkane-soluble non-metallocene precatalysts
WO2020096735A1 (en) 2018-11-06 2020-05-14 Dow Global Technologies Llc Method of olefin polymerization using alkane-soluble non-metallocene precatalyst
WO2020136164A1 (en) 2018-12-28 2020-07-02 Borealis Ag A process for producing polyolefin film composition and films prepared thereof
WO2020136165A1 (en) 2018-12-28 2020-07-02 Borealis Ag A process for producing polyolefin film composition and films prepared thereof
SG11202111124PA (en) 2019-04-30 2021-11-29 Dow Global Technologies Llc Metal-ligand complexes
US20220169762A1 (en) 2019-04-30 2022-06-02 Dow Global Technologies Llc Bimodal poly(ethylene-co-1-alkene) copolymer
EP4098670A1 (en) 2019-04-30 2022-12-07 Dow Global Technologies LLC Bimodal poly(ethylene-co-1-alkene) copolymer
CN113924338B (zh) 2019-06-10 2024-03-29 尤尼威蒂恩技术有限责任公司 聚乙烯共混物
AR119631A1 (es) 2019-08-26 2021-12-29 Dow Global Technologies Llc Composición a base de polietileno bimodal
CN114761443B (zh) 2019-09-26 2023-12-26 尤尼威蒂恩技术有限责任公司 双峰聚乙烯均聚物组合物
MX2022012343A (es) 2020-04-01 2022-10-27 Dow Global Technologies Llc Copolimero de polietileno lineal bimodal de baja densidad.
CN115698101A (zh) 2020-05-29 2023-02-03 陶氏环球技术有限责任公司 减弱的后茂金属催化剂
EP4157898A1 (en) 2020-05-29 2023-04-05 Dow Global Technologies LLC Chemically converted catalysts
CA3180371A1 (en) 2020-05-29 2021-12-02 Dow Global Technologies Llc Attenuated post-metallocene catalysts
CN115803351A (zh) 2020-05-29 2023-03-14 陶氏环球技术有限责任公司 减弱的混合催化剂
EP4157896A1 (en) 2020-05-29 2023-04-05 Dow Global Technologies LLC Attenuated post-metallocene catalysts
WO2021243145A1 (en) 2020-05-29 2021-12-02 Dow Global Technologies Llc Chemically converted catalysts
WO2022066550A1 (en) 2020-09-22 2022-03-31 Dow Global Technologies Llc Bimodal polyethylene copolymer and film thereof
US20230312894A1 (en) 2020-09-30 2023-10-05 Univation Technologies, Llc Bimodal polyethylene copolymers for pe-80 pipe applications
US20240002562A1 (en) 2021-02-15 2024-01-04 Dow Global Technologies Llc Method for making a poly(ethylene-co-1 -alkene) copolymer with reverse comonomer distribution
WO2022258804A1 (en) 2021-06-11 2022-12-15 Borealis Ag A process for producing a multimodal ethylene polymer and films prepared therefrom
CN118139902A (zh) 2021-10-21 2024-06-04 尤尼威蒂恩技术有限责任公司 双峰聚(乙烯-共-1-烯烃)共聚物和由其制备的吹塑中型散装容器
AR128453A1 (es) 2022-02-11 2024-05-08 Dow Global Technologies Llc Composiciones de polietileno de densidad media bimodal adecuadas para el uso como cintas de goteo de microirrigación
EP4344869A1 (en) 2022-09-30 2024-04-03 Borealis AG Multimodal ethylene copolymer composition and films comprising the same
WO2024083689A1 (en) 2022-10-18 2024-04-25 Borealis Ag Multilayer film
WO2024129637A1 (en) 2022-12-12 2024-06-20 Univation Technologies, Llc Decreasing triboelectric charging of, and/or reactor fouling by, polyolefin particles
WO2024137235A1 (en) 2022-12-19 2024-06-27 Dow Global Technologies Llc Method of making a morphology-improved polyethylene powder
EP4403598A1 (en) 2023-01-23 2024-07-24 Borealis AG Polymer composition comprising recycled low density polyethylene for packaging applications
WO2024220175A1 (en) 2023-04-19 2024-10-24 Dow Global Technologies Llc Pipes including high density multimodal polyethylene compositions
WO2024253859A1 (en) 2023-06-08 2024-12-12 Dow Global Technologies Llc Supported olefin polymerization catalysts comprising substituted 2-hydroxythiophene compounds
WO2024253860A1 (en) 2023-06-08 2024-12-12 Dow Global Technologies Llc Supported olefin polymerization catalysts comprising substituted 2-hydroxythiophene compounds
WO2024253861A1 (en) 2023-06-08 2024-12-12 Dow Global Technologies Llc Supported olefin polymerization catalysys comprising substituted 2-hydroxythiophene compounds
WO2024253864A1 (en) 2023-06-08 2024-12-12 Dow Global Technologies Llc Supported olefin polymerization catalysts comprising substituted 2-hydroxythiophene compounds
WO2024253863A1 (en) 2023-06-08 2024-12-12 Dow Global Technologies Llc Supported olefin polymerization catalysts comprising substituted 2-hydroxythiophene compounds
WO2024253862A1 (en) 2023-06-08 2024-12-12 Dow Global Technologies Llc Supported olefin polymerization catalysts comprising substituted 2-hydroxythiophene compounds
WO2024263748A1 (en) 2023-06-23 2024-12-26 Univation Technologies, Llc Single reactor-made bimodal high-density polyethylene copolymer and methods and articles

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL102177C (pt) * 1958-01-16
US3950303A (en) * 1974-03-11 1976-04-13 E. I. Du Pont De Nemours And Company Polyolefin/chromium modified mineral compositions and process for their preparation
US4104243A (en) * 1973-12-14 1978-08-01 E. I. Du Pont De Nemours And Company Method of preparing low viscosity/inorganic filler
US4231919A (en) * 1979-02-26 1980-11-04 Eastman Kodak Company Suspension polymerization of styrene monomers in the presence of carbon black
FR2460964A1 (fr) * 1979-07-06 1981-01-30 Naphtachimie Sa Copolymeres elastomeres d'ethylene et de propylene, leur fabrication et leurs applications
US4482687A (en) * 1979-10-26 1984-11-13 Union Carbide Corporation Preparation of low-density ethylene copolymers in fluid bed reactor
US4583299A (en) * 1984-12-20 1986-04-22 Trw Inc. Fluidization aid for cohesive materials
US4591334A (en) * 1984-06-15 1986-05-27 Trw Inc. Fluidization aid
DE3239272A1 (de) * 1982-10-23 1984-04-26 EC Erdölchemie GmbH, 5000 Köln Verfahren zur herstellung von homo- und copolymerisaten aus 1-olefinen
IL71357A (en) * 1983-03-29 1987-03-31 Union Carbide Corp Process for producing low density ethylene copolymers
US4564647A (en) * 1983-11-14 1986-01-14 Idemitsu Kosan Company Limited Process for the production of polyethylene compositions
US4738828A (en) * 1984-12-20 1988-04-19 Trw Inc. Fluidization aid including low bulk density fluidization aid
DE3772149D1 (de) * 1986-10-02 1991-09-19 Bp Chem Int Ltd Verfahren zur polymerisation eines oder mehrerer 1-olefine in der gasphase in anwesenheit eines pulverfoermigen anorganischen materials.

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ZA907745B (en) 1991-07-31
ES2142788T3 (es) 2000-05-01
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KR950006119B1 (ko) 1995-06-09
US4994534A (en) 1991-02-19
AU6316190A (en) 1991-04-11
BG92915A (bg) 1993-12-24
EP0422452A2 (en) 1991-04-17
AU620736B2 (en) 1992-02-20
JPH0647606B2 (ja) 1994-06-22
PH26958A (en) 1992-12-28
KR910006331A (ko) 1991-04-29
DE69033470T2 (de) 2000-08-10
PT95453A (pt) 1991-05-22
CA2026338A1 (en) 1991-03-29
EP0422452A3 (en) 1992-02-05
ATE190069T1 (de) 2000-03-15
NO904203L (no) 1991-04-02
FI904765A0 (fi) 1990-09-27
NZ235485A (en) 1992-03-26
JPH03217402A (ja) 1991-09-25
HU906245D0 (en) 1991-03-28
MX167157B (es) 1993-03-08
AR244251A1 (es) 1993-10-29
CN1051737A (zh) 1991-05-29
NO904203D0 (no) 1990-09-27
TR24892A (tr) 1992-07-01
DE69033470D1 (de) 2000-04-06
MX22641A (es) 1993-04-01
HUT63640A (en) 1993-09-28

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