GB1532332A - Production of low density ethylene copolymers - Google Patents

Production of low density ethylene copolymers

Info

Publication number
GB1532332A
GB1532332A GB11286/77A GB1128677A GB1532332A GB 1532332 A GB1532332 A GB 1532332A GB 11286/77 A GB11286/77 A GB 11286/77A GB 1128677 A GB1128677 A GB 1128677A GB 1532332 A GB1532332 A GB 1532332A
Authority
GB
United Kingdom
Prior art keywords
stage
ethylene
compound
catalyst
olefin
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB11286/77A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsui Toatsu Chemicals Inc
Original Assignee
Mitsui Toatsu Chemicals Inc
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 Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Publication of GB1532332A publication Critical patent/GB1532332A/en
Expired legal-status Critical Current

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
    • C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
    • C08F297/06—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type
    • C08F297/08—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins
    • 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
    • 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
    • C08F210/02—Ethene
    • 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
    • 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
    • Y10S526/904—Monomer polymerized in presence of transition metal containing catalyst at least part of which is supported on a polymer, e.g. prepolymerized catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
GB11286/77A 1976-04-13 1977-03-17 Production of low density ethylene copolymers Expired GB1532332A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51040888A JPS6025444B2 (ja) 1976-04-13 1976-04-13 低密度ポリエチレンの製造方法

Publications (1)

Publication Number Publication Date
GB1532332A true GB1532332A (en) 1978-11-15

Family

ID=12593041

Family Applications (1)

Application Number Title Priority Date Filing Date
GB11286/77A Expired GB1532332A (en) 1976-04-13 1977-03-17 Production of low density ethylene copolymers

Country Status (8)

Country Link
US (1) US4190614A (enExample)
JP (1) JPS6025444B2 (enExample)
CA (1) CA1081899A (enExample)
DE (1) DE2714742C2 (enExample)
FR (1) FR2348231A1 (enExample)
GB (1) GB1532332A (enExample)
IT (1) IT1075391B (enExample)
NL (1) NL7703556A (enExample)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0038973A3 (en) * 1980-04-24 1982-02-03 Basf Aktiengesellschaft Process for producing homo and copolymers of alpha-olefins with a ziegler type catalytic system
US7645843B2 (en) 2004-12-17 2010-01-12 Borealis Technology Oy Process for polymerising olefins in the presence of an olefin polymerisation catalyst
EP2330135A1 (en) 2009-12-02 2011-06-08 Borealis AG Process for producing polyolefins
EP2740748A1 (en) 2012-12-07 2014-06-11 Borealis AG Method of polymerizing olefins in slurry reactors
EP3241611A1 (en) 2016-05-02 2017-11-08 Borealis AG A process for feeding a polymerisation catalyst
EP3483189A1 (en) 2017-11-14 2019-05-15 Borealis AG Automated method for terminating an olefin polymerization reaction under emergency conditions
WO2022111966A1 (en) 2020-11-27 2022-06-02 Borealis Ag Catalyst feed system

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5529512A (en) * 1978-08-22 1980-03-01 Nippon Oil Co Ltd Preparation of polyolefin
JPS5919567B2 (ja) * 1978-11-27 1984-05-07 昭和電工株式会社 改善されたエチレン系重合体の製造方法
JPS603324B2 (ja) * 1978-12-28 1985-01-28 三井化学株式会社 エチレン共重合体の製造方法
JPS5610506A (en) * 1979-07-09 1981-02-03 Mitsui Petrochem Ind Ltd Production of ethylene polymer composition
JPS56136806A (en) * 1980-03-29 1981-10-26 Mitsui Petrochem Ind Ltd Storage of solid titanium catalyst component containing highly active magnesium
JPS56139520A (en) * 1980-04-02 1981-10-31 Mitsui Petrochem Ind Ltd Preparation of block copolymer
US4491652A (en) * 1981-05-13 1985-01-01 Uniroyal, Inc. Sequentially prepared thermoplastic elastomer and method of preparing same
US4376064A (en) * 1981-05-26 1983-03-08 Standard Oil Co. (Indiana) Catalyst and process for production of polyolefins of improved morphology
US4384983A (en) * 1981-05-26 1983-05-24 Standard Oil Company (Indiana) Catalyst and process for production of polyolefins of improved morphology
JPS5861139A (ja) 1981-10-08 1983-04-12 Nippon Yunikaa Kk 難燃性ポリエチレン系樹脂組成物
IT1212698B (it) * 1983-02-10 1989-11-30 Sir Soc Italiana Resine Spa In sospensione di etilene con procedimento di copolimerizzazione alfa-olefine lineari perl'ottenimento di copolimeri a bassa densita'.
JPH01308410A (ja) * 1984-04-09 1989-12-13 Northern Petro Chem Co エチレンの共重合
CA1256246A (en) * 1984-04-09 1989-06-20 Thomas J. Pullukat Copolymerization of ethylene
US4754007A (en) * 1985-03-08 1988-06-28 Enron Chemical Company Copolymerization of ethylene
US5654248A (en) * 1986-08-26 1997-08-05 Mitsui Petrochemical Industries, Ltd. Catalyst for polymerizing alpha-olefins and process for polymerization
KR920001353B1 (ko) * 1986-08-26 1992-02-11 미쓰이 세끼유 가가꾸 고오교오 가부시끼가이샤 α-올레핀의 중합용 촉매 및 중합법
US6716936B1 (en) 2002-12-16 2004-04-06 Equistar Chemicals L.P. Cascaded boiling pool slurry reactors for producing bimodal low to medium density polyethylene polymers
CN100417671C (zh) * 2005-03-16 2008-09-10 中国石油化工股份有限公司 用于烯烃聚合的催化剂组分及其催化剂
US8470939B2 (en) * 2007-06-01 2013-06-25 Equistar Chemicals, Lp Preparation of polyethylene
CN111087501B (zh) * 2018-10-23 2022-12-13 中国石油化工股份有限公司 1-丁烯聚合物及1-丁烯连续淤浆聚合方法
CN111087503B (zh) * 2018-10-23 2023-03-14 中国石油化工股份有限公司 1-丁烯聚合物及1-丁烯淤浆聚合方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3067183A (en) * 1956-10-15 1962-12-04 Eastman Kodak Co Polymerization of olefins with a catalyst slurry preactivated with ethylene
DE1495629A1 (de) * 1960-06-03 1970-01-22 Hoechst Ag Verfahren zur Herstellung von hochmolekularen Olefinpolymerisaten mit hohem Pulverschuettgewicht
BE637093A (enExample) * 1962-09-10
US3499060A (en) * 1965-01-29 1970-03-03 Kanegafuchi Chemical Ind Method of manufacturing block copolymers
GB1300734A (en) * 1968-10-24 1972-12-20 Shell Int Research Improvements in or relating to the catalytic polymerisation of olefins
GB1281932A (en) * 1968-11-01 1972-07-19 Exxon Research Engineering Co Process for improving polymerisation of ethylene
US3893989A (en) * 1970-07-08 1975-07-08 Montedison Spa Process for polymerizing propylene
NL7107362A (enExample) * 1971-05-28 1972-11-30
JPS5210916B1 (enExample) * 1971-07-22 1977-03-26
US3780136A (en) * 1971-12-10 1973-12-18 Standard Oil Co Process to reduce the amount of low-molecular-weight and amorphous polymers formed during the preparation of olefin copolymers
GB1492174A (en) * 1973-12-13 1977-11-16 British Petroleum Co Polymerisation catalyst
JPS5213827B2 (enExample) * 1974-05-08 1977-04-16

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0038973A3 (en) * 1980-04-24 1982-02-03 Basf Aktiengesellschaft Process for producing homo and copolymers of alpha-olefins with a ziegler type catalytic system
US4367321A (en) 1980-04-24 1983-01-04 Basf Aktiengesellschaft Preparation of homopolymers and copolymers of α-mono-olefins by means of a Ziegler catalyst system
US7645843B2 (en) 2004-12-17 2010-01-12 Borealis Technology Oy Process for polymerising olefins in the presence of an olefin polymerisation catalyst
EP2330135A1 (en) 2009-12-02 2011-06-08 Borealis AG Process for producing polyolefins
WO2011066892A1 (en) 2009-12-02 2011-06-09 Borealis Ag Process for producing polyolefins
US8476383B2 (en) 2009-12-02 2013-07-02 Borealis Ag Process for producing polyolefins
EP2740748A1 (en) 2012-12-07 2014-06-11 Borealis AG Method of polymerizing olefins in slurry reactors
WO2014086648A1 (en) 2012-12-07 2014-06-12 Borealis Ag Method of polymerizing olefins in slurry reactors
US9260547B2 (en) 2012-12-07 2016-02-16 Borealis Ag Method of polymerizing olefins in slurry reactors
EP3241611A1 (en) 2016-05-02 2017-11-08 Borealis AG A process for feeding a polymerisation catalyst
WO2017191054A1 (en) 2016-05-02 2017-11-09 Borealis Ag A process for feeding a polymerisation catalyst
US10946357B2 (en) 2016-05-02 2021-03-16 Borealis Ag Process for feeding a polymerisation catalyst
EP3483189A1 (en) 2017-11-14 2019-05-15 Borealis AG Automated method for terminating an olefin polymerization reaction under emergency conditions
WO2022111966A1 (en) 2020-11-27 2022-06-02 Borealis Ag Catalyst feed system

Also Published As

Publication number Publication date
DE2714742C2 (de) 1986-10-09
DE2714742A1 (de) 1977-11-03
CA1081899A (en) 1980-07-15
IT1075391B (it) 1985-04-22
US4190614A (en) 1980-02-26
FR2348231B1 (enExample) 1983-06-17
FR2348231A1 (fr) 1977-11-10
JPS52124089A (en) 1977-10-18
JPS6025444B2 (ja) 1985-06-18
NL7703556A (nl) 1977-10-17

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee