[go: up one dir, main page]

SE8204512L - Forfarande for framstellning av etensampolymerer - Google Patents

Forfarande for framstellning av etensampolymerer

Info

Publication number
SE8204512L
SE8204512L SE8204512A SE8204512A SE8204512L SE 8204512 L SE8204512 L SE 8204512L SE 8204512 A SE8204512 A SE 8204512A SE 8204512 A SE8204512 A SE 8204512A SE 8204512 L SE8204512 L SE 8204512L
Authority
SE
Sweden
Prior art keywords
precursor composition
compound
diluted
polymerization reactor
prepared
Prior art date
Application number
SE8204512A
Other languages
English (en)
Other versions
SE449492B (sv
SE8204512D0 (sv
Inventor
R J Jorgensen
G L Goeke
F J Karol
Original Assignee
Union Carbide Corp
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 Corp filed Critical Union Carbide Corp
Publication of SE8204512D0 publication Critical patent/SE8204512D0/sv
Publication of SE8204512L publication Critical patent/SE8204512L/sv
Publication of SE449492B publication Critical patent/SE449492B/sv

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
    • 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
    • C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/02—Ethene
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/901—Monomer 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)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
SE8204512A 1981-07-31 1982-07-29 Forfarande for framstellning av etensampolymerer med anvendning av ett katalysatorsystem omfattande en prekursorkomposition och en blandning av organoaluminiumforeningar SE449492B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/288,806 US4349648A (en) 1981-07-31 1981-07-31 Catalyst composition for copolymerizing ethylene

Publications (3)

Publication Number Publication Date
SE8204512D0 SE8204512D0 (sv) 1982-07-29
SE8204512L true SE8204512L (sv) 1983-03-22
SE449492B SE449492B (sv) 1987-05-04

Family

ID=23108724

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8204512A SE449492B (sv) 1981-07-31 1982-07-29 Forfarande for framstellning av etensampolymerer med anvendning av ett katalysatorsystem omfattande en prekursorkomposition och en blandning av organoaluminiumforeningar

Country Status (5)

Country Link
US (1) US4349648A (sv)
JP (1) JPS5827710A (sv)
AU (1) AU545546B2 (sv)
CA (1) CA1191999A (sv)
SE (1) SE449492B (sv)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4427573A (en) 1981-09-16 1984-01-24 Union Carbide Corporation Polymerization catalyst, process for preparing, and use for ethylene polymerization
DE3366573D1 (en) * 1982-06-24 1986-11-06 Bp Chimie Sa Process for the polymerization and copolymerization of alpha-olefins in a fluidized bed
US4681924A (en) * 1982-12-29 1987-07-21 National Distillers And Chemical Corporation Catalyst systems for polymerizations at high temperatures
DE3327520A1 (de) * 1983-07-30 1985-02-07 Basf Ag, 6700 Ludwigshafen Verfahren zum herstellen von homo- und copolymerisaten von (alpha)-monoolefinen
EP0136029A3 (en) * 1983-09-01 1986-08-20 Mobil Oil Corporation Method and system for injecting a kill gas into a gas phase catalytic polymerization reactor
US4834947A (en) * 1983-09-01 1989-05-30 Mobil Oil Corporation Reactor system for rapid kill gas injection to gas phase polymerization reactors
US4547555A (en) * 1983-09-01 1985-10-15 Mobil Oil Corporation Method for rapid kill gas injection to gas phase polymerization reactors during power failures
CA1340037C (en) * 1985-06-17 1998-09-08 Stanley Lustig Puncture resistant, heat-shrinkable films containing very low density polyethylene copolymer
US5256351A (en) * 1985-06-17 1993-10-26 Viskase Corporation Process for making biaxially stretched, heat shrinkable VLDPE films
US4626519A (en) * 1985-09-06 1986-12-02 Phillips Petroleum Company Supported polyolefin catalyst components and methods of making and using same
US4981929A (en) * 1986-06-23 1991-01-01 Union Carbide Chemicals And Plastics Company, Inc. Catalyst productivity in the polymerization of olefins
US6025448A (en) * 1989-08-31 2000-02-15 The Dow Chemical Company Gas phase polymerization of olefins
FI89066C (sv) * 1989-11-20 1993-08-10 Neste Oy Förfarande för framställning av en polymeriseringskatalytkomponent för olefiner, en polymeriseringskatalytkomponent framställd med förfarand et och dess bruk
US6538080B1 (en) 1990-07-03 2003-03-25 Bp Chemicals Limited Gas phase polymerization of olefins
FI86989C (sv) * 1990-12-19 1992-11-10 Neste Oy Förfarande för framställning av en polymerisationskatalysatorkomponent för olefiner, en polymerisationskatalysatorkomponent som har framstäl lts enligt förfarandet, och dess användning
US5582923A (en) * 1991-10-15 1996-12-10 The Dow Chemical Company Extrusion compositions having high drawdown and substantially reduced neck-in
US5783638A (en) * 1991-10-15 1998-07-21 The Dow Chemical Company Elastic substantially linear ethylene polymers
US5395471A (en) * 1991-10-15 1995-03-07 The Dow Chemical Company High drawdown extrusion process with greater resistance to draw resonance
US5525695A (en) 1991-10-15 1996-06-11 The Dow Chemical Company Elastic linear interpolymers
US5674342A (en) * 1991-10-15 1997-10-07 The Dow Chemical Company High drawdown extrusion composition and process
US5278272A (en) 1991-10-15 1994-01-11 The Dow Chemical Company Elastic substantialy linear olefin polymers
US6458910B1 (en) * 1992-01-14 2002-10-01 Exxonmobil Oil Corporation High impact LLDPE films
FI98916C (sv) * 1994-03-24 1997-09-10 Borealis Polymers Oy Förfarande för kopolymerisering av eten och -olefiner
US5773106A (en) * 1994-10-21 1998-06-30 The Dow Chemical Company Polyolefin compositions exhibiting heat resistivity, low hexane-extractives and controlled modulus
US6117399A (en) * 1997-04-23 2000-09-12 Union Carbide Chemicals & Plastics Technology Corporation Fluidized bed polymerization reactor with multiple fluidization grids
US6113862A (en) * 1997-04-23 2000-09-05 Union Carbide Chemicals & Plastics Technology Corporation Fluidized bed polymerization reactor with multiple fluidization grids
CN1098866C (zh) 1998-01-14 2003-01-15 中国石油化工集团公司 气相法全密度聚乙烯高效催化剂
US6617405B1 (en) * 1999-07-14 2003-09-09 Union Carbide Chemicals & Plastics Technology Corporation Process for the preparation of polyethylene
SG97919A1 (en) * 1999-08-31 2003-08-20 Sumitomo Chemical Co Ethylene-alpha-olefin copolymer and polyethylene composition
US6232255B1 (en) 1999-09-16 2001-05-15 Equistar Chemicals, Lp Olefin polymerization catalyst system
US6891018B2 (en) * 2000-07-26 2005-05-10 Mitsui Chemicals, Inc. Ethylene copolymer and uses thereof
CN1279069C (zh) * 2003-12-03 2006-10-11 中国石油化工股份有限公司 一种聚乙烯催化剂及其制备方法
US20060281879A1 (en) * 2005-06-13 2006-12-14 Univation Technologies, Llc Catalyst compositions comprising small silica support materials and methods of use in polymerization reactions
US20070049711A1 (en) * 2005-09-01 2007-03-01 Chi-I Kuo Catalyst compositions comprising support materials having an improved particle-size distribution
US20130137827A1 (en) * 2010-04-05 2013-05-30 Dow Global Technologies Llc Process for Polymerizing Olefin-Based Polymers Containing High Molecular Weight Fractions in Condensed and Super-Condensed Mode
EP2428526A1 (en) 2010-09-13 2012-03-14 Borealis AG Process for producing polyethylene with improved homogeneity
CA2868640C (en) * 2014-10-21 2021-10-26 Nova Chemicals Corporation Solution polymerization process
US11618793B2 (en) 2020-08-27 2023-04-04 Exxonmobil Chemical Patents Inc. Optimized inert gas partial pressure in a gas phase polymerization process
US11492422B2 (en) 2020-11-19 2022-11-08 Exxonmobil Chemical Patents Inc. Olefin polymerization processes
EP4301503B1 (en) 2021-03-05 2024-12-18 ExxonMobil Chemical Patents Inc. Processes for venting olefin polymerization systems

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1355245A (en) 1970-05-29 1974-06-05 Mitsui Petrochemical Ind Non-elastic ethylene copolymers and their preparation
US4174429A (en) * 1975-03-28 1979-11-13 Montedison S.P.A. Process for polymerizing olefins
US4234710A (en) * 1976-07-08 1980-11-18 Phillips Petroleum Company Catalyst and a polymerization process employing the catalyst
JPS5218784A (en) * 1975-08-05 1977-02-12 Nippon Oil Co Ltd Process for preparing polyolefins
JPS5952643B2 (ja) * 1977-01-27 1984-12-20 三井化学株式会社 エチレン共重合体
US4302565A (en) * 1978-03-31 1981-11-24 Union Carbide Corporation Impregnated polymerization catalyst, process for preparing, and use for ethylene copolymerization

Also Published As

Publication number Publication date
SE449492B (sv) 1987-05-04
JPS5827710A (ja) 1983-02-18
AU545546B2 (en) 1985-07-18
CA1191999A (en) 1985-08-13
SE8204512D0 (sv) 1982-07-29
JPS617206B2 (sv) 1986-03-05
AU8653582A (en) 1983-02-10
US4349648A (en) 1982-09-14

Similar Documents

Publication Publication Date Title
SE8204512D0 (sv) Forfarande for framstellning av etensampolymerer
SE8204511D0 (sv) Forfarande for sampolymerisation av eten och katalysatorkomposition derfor
NO160084C (no) Kontinuerlig katalytisk prosess for fremstilling av etylen-homo-eller kopolymerer, en fortynnet forblanding for anvendelse ved fremgangsmaaten samt fremstilling av denne forblanding.
SE8205252L (sv) Polymerisationskatalysator, forfarande for dess framstellning och anvendning
NO161803C (no) Fremgangsmaate ved fremstilling av en blanding av propylen- og etylenpolymerer ved totrinns polymerisering.
RO82539B (ro) PROCEDEU PENTRU OBTINEREA UNEI COMPOZITII CATALITICE UTILIZATA îN POLIMERIZAREA &-OLEFINELOR
EG15793A (en) Catalyst impregnated on fine silica,process for preparing and use for ethylene polymerization
ES414456A1 (es) Procedimiento para la polimerizacion de alfa-olefinas.
MY105197A (en) Process for the preparation of random copolymers.
ES8205134A1 (es) Procedimiento para preparar un sistema catalitico a base de haluro de titanio
AU542843B2 (en) Titanium halide polymerization catalyst
DE2965776D1 (en) Process for polymerizing olefins
GB1418343A (en) Process for producing olefinic copolymers
ES462185A1 (es) Metodo para preparar un catalizador solido a base de triclo-ruro de titanio.
JPS56129206A (en) Production of alpha-olefin polymer
EP0321259A3 (en) A process for preparing a silicon containing polymer
FR2058003A5 (en) Transitionmetal polymerization catalysts - for olefinic monomers
JPS5759915A (en) Preparation of highly stereoregular alpha-olefinic polymer
JPS55108406A (en) Production of alpha-olefin polymer
GB1223086A (en) Ternary olefinic copolymers
JPS5759914A (en) Preparation of highly stereoregular alpha-olefinic polymer
JPS54148091A (en) Preparation of propylene polymer or copolymer
KR950005849A (ko) 올레핀계 중합체의 제조방법
ES363331A1 (es) Procedimiento para la preparacion de etileno.
JPS5388890A (en) Polymerization of ethylene

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 8204512-1

Effective date: 19950210

Format of ref document f/p: F

NUG Patent has lapsed

Ref document number: 8204512-1

Format of ref document f/p: F