BR9402553A - Processo para controlar de forma reversível a atividade de uma reação de polimerização de olefina; processo para finalizar de forma reversível uma reação de polimerização de olefina; processo para finalizar e reiniciar uma reação de polimerização de olefina - Google Patents

Processo para controlar de forma reversível a atividade de uma reação de polimerização de olefina; processo para finalizar de forma reversível uma reação de polimerização de olefina; processo para finalizar e reiniciar uma reação de polimerização de olefina

Info

Publication number
BR9402553A
BR9402553A BR9402553A BR9402553A BR9402553A BR 9402553 A BR9402553 A BR 9402553A BR 9402553 A BR9402553 A BR 9402553A BR 9402553 A BR9402553 A BR 9402553A BR 9402553 A BR9402553 A BR 9402553A
Authority
BR
Brazil
Prior art keywords
polymerization reaction
olefin polymerization
reversibly
finalize
restart
Prior art date
Application number
BR9402553A
Other languages
English (en)
Inventor
Robert Converse Brady Iii
Kevin Joseph Cann
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 BR9402553A publication Critical patent/BR9402553A/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
    • 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
    • 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
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65912—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an organoaluminium compound
    • 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
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/6592—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
    • C08F4/65922—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not

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)
BR9402553A 1993-06-28 1994-06-27 Processo para controlar de forma reversível a atividade de uma reação de polimerização de olefina; processo para finalizar de forma reversível uma reação de polimerização de olefina; processo para finalizar e reiniciar uma reação de polimerização de olefina BR9402553A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8391293A 1993-06-28 1993-06-28

Publications (1)

Publication Number Publication Date
BR9402553A true BR9402553A (pt) 1995-03-28

Family

ID=22181470

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9402553A BR9402553A (pt) 1993-06-28 1994-06-27 Processo para controlar de forma reversível a atividade de uma reação de polimerização de olefina; processo para finalizar de forma reversível uma reação de polimerização de olefina; processo para finalizar e reiniciar uma reação de polimerização de olefina

Country Status (5)

Country Link
EP (1) EP0630910A1 (pt)
JP (1) JPH0725925A (pt)
AU (1) AU6596694A (pt)
BR (1) BR9402553A (pt)
CA (1) CA2126796A1 (pt)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
FR2729393B1 (fr) * 1995-01-18 1997-03-21 Bp Chemicals Snc Procede de polymerisation d'olefine
TW338046B (en) * 1995-06-29 1998-08-11 Ciba Sc Holding Ag Process for the preparation of stabilized olefin polymers
DE19621838A1 (de) * 1996-05-31 1997-12-04 Basf Ag Verfahren zur Herstellung von Polymerisaten von C¶2¶- bis C¶1¶¶2¶-Alkenen unter Zusatz eines Reaktionsverzögerers
CZ170897A3 (en) * 1996-06-06 1997-12-17 Union Carbide Chem Plastic Control of static charge in the course of polymerization process during which metallocene catalyst is used
JP2002514248A (ja) * 1997-01-13 2002-05-14 イーストマン ケミカル カンパニー 重合反応の一時的アイドリング
US6346584B1 (en) 1999-09-09 2002-02-12 Univation Technologies, Llc Catalyst modifiers and their use in the polymerization of olefins(s)
US6369174B1 (en) 1999-09-09 2002-04-09 Univation Technologies, Llc Catalyst modifier and its use in the polymerization of olefin(s)
MXPA01006188A (es) * 1998-12-17 2005-04-19 Univation Tech Llc Modificador de catalizador y su uso en la polimerizacion de olefina (s).
US6281320B1 (en) 1999-02-04 2001-08-28 Union Carbide Chemicals & Plastics Technology Corporation Use of chelatable phenols with metallocene- aluminoxane catalyst systems
US6288181B1 (en) 1999-03-30 2001-09-11 Eastman Chemical Company Process for producing polyolefins
US6313236B1 (en) 1999-03-30 2001-11-06 Eastman Chemical Company Process for producing polyolefins
US6417298B1 (en) * 1999-06-07 2002-07-09 Eastman Chemical Company Process for producing ethylene/olefin interpolymers
US6417299B1 (en) 1999-06-07 2002-07-09 Eastman Chemical Company Process for producing ethylene/olefin interpolymers
US6417301B1 (en) 1999-06-07 2002-07-09 Eastman Chemical Company Process for producing ethylene/olefin interpolymers
WO2001000691A1 (en) * 1999-06-25 2001-01-04 Eastman Chemical Company Process for the polymerization of olefins; polyolefins, and films and articles produced therefrom
US6187879B1 (en) * 1999-08-31 2001-02-13 Eastman Chemical Company Process for producing polyolefins
WO2001044323A1 (en) 1999-12-15 2001-06-21 Univation Technologies Llc Polymerization process
US6713573B2 (en) 2000-11-30 2004-03-30 Univation Technologies, Llc Catalyst modifiers and their use in the polymerization of olefin(s)
JP2002249511A (ja) * 2001-02-22 2002-09-06 Sumitomo Chem Co Ltd オレフィン（共）重合体の製造方法
US6803339B2 (en) * 2001-09-14 2004-10-12 Bp Corporation North America Inc. Latent metallocene catalyst systems for olefin polymerization
US6998449B2 (en) * 2001-09-14 2006-02-14 Bp Corporation North America Latent metallocene catalyst systems for olefin polymerization
GB0220681D0 (en) 2002-09-05 2002-10-16 Borealis Tech Oy Process
WO2005030815A1 (en) 2003-09-23 2005-04-07 Dow Global Technologies Inc. Self limiting catalyst composition and propylene polymerization process
US7238756B2 (en) 2003-10-15 2007-07-03 Univation Technologies, Llc Polymerization process and control of polymer composition properties
US6828395B1 (en) 2003-10-15 2004-12-07 Univation Technologies, Llc Polymerization process and control of polymer composition properties
US20080300372A1 (en) * 2005-12-21 2008-12-04 Lubin Luo Catalyst Activators, Processes for Making Same, and Use Thereof in Catalysts and Polymerization of Olefins
EP1840141A1 (en) 2006-03-31 2007-10-03 Total Petrochemicals Research Feluy Process to kill a catalysed olefin polymerization
CN103951769A (zh) 2008-08-01 2014-07-30 埃克森美孚化学专利公司 催化剂体系和用于烯烃聚合的方法
US7799879B2 (en) 2008-08-01 2010-09-21 Exxonmobil Chemical Patents Inc. Catalyst system and process for olefin polymerization
US8580902B2 (en) 2008-08-01 2013-11-12 Exxonmobil Chemical Patents Inc. Catalyst system, process for olefin polymerization, and polymer compositions produced therefrom
CN102762606B (zh) 2009-12-18 2014-11-26 道达尔研究技术弗吕公司 改善乙烯聚合反应的方法
CA2739969C (en) 2011-05-11 2018-08-21 Nova Chemicals Corporation Improving reactor operability in a gas phase polymerization process
US9315591B2 (en) 2011-06-09 2016-04-19 Nova Chemicals (International) S.A. Modified phosphinimine catalysts for olefin polymerization
CA2742461C (en) 2011-06-09 2018-06-12 Nova Chemicals Corporation Modified phosphinimine catalysts for olefin polymerization
US9243092B2 (en) 2011-06-09 2016-01-26 Nova Chemicals (International) S.A. Modified phosphinimine catalysts for olefin polymerization
US9127106B2 (en) 2011-06-09 2015-09-08 Nova Chemicals (International) S.A. Modified phosphinimine catalysts for olefin polymerization
US9221935B2 (en) 2011-06-09 2015-12-29 Nova Chemicals (International) S.A. Modified phosphinimine catalysts for olefin polymerization
US9321859B2 (en) 2011-06-09 2016-04-26 Nova Chemicals (International) S.A. Modified phosphinimine catalysts for olefin polymerization
CA2742454C (en) 2011-06-09 2018-06-12 Nova Chemicals Corporation Methods for controlling ethylene copolymer properties
US9127094B2 (en) 2011-06-09 2015-09-08 Nova Chemicals (International) S.A. Modified phosphinimine catalysts for olefin polymerization
WO2013048848A2 (en) * 2011-09-30 2013-04-04 Exxonmobil Chemical Patents Inc. Dynamic modulation of metallocene catalysts
US9266910B2 (en) 2013-10-29 2016-02-23 Exxonmobil Chemical Patents Inc. Asymmetric polypropylene catalysts
TW201800424A (zh) 2016-02-18 2018-01-01 努發化工（國際）公司 溶液聚合法
US10982019B2 (en) 2016-06-23 2021-04-20 Borealis Ag Process for catalyst deactivation
WO2023150480A1 (en) 2022-02-07 2023-08-10 Exxonmobil Chemical Patents Inc. C1 symmetric 5-ome-6-alkyl substituted metallocenes

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4130352A1 (de) * 1991-09-12 1993-03-18 Basf Ag Des- und reaktivierte metallocenkatalysatorsysteme

Also Published As

Publication number Publication date
AU6596694A (en) 1995-01-05
JPH0725925A (ja) 1995-01-27
EP0630910A1 (en) 1994-12-28
CA2126796A1 (en) 1994-12-29

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law
HKFN Application deemed withdrawn (deleted)
FA7 Application deemed withdrawn (art. 18 par. 1 of law 5772/71) - being contrary to morals, good customs and public security, order and health