DE2714742C2 - Polyäthylen niederer Dichte und Verfahren zu seiner Herstellung - Google Patents

Polyäthylen niederer Dichte und Verfahren zu seiner Herstellung

Info

Publication number
DE2714742C2
DE2714742C2 DE2714742A DE2714742A DE2714742C2 DE 2714742 C2 DE2714742 C2 DE 2714742C2 DE 2714742 A DE2714742 A DE 2714742A DE 2714742 A DE2714742 A DE 2714742A DE 2714742 C2 DE2714742 C2 DE 2714742C2
Authority
DE
Germany
Prior art keywords
ethylene
polymerization
density
amount
copolymerization
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
DE2714742A
Other languages
German (de)
English (en)
Other versions
DE2714742A1 (de
Inventor
Akira Ito
Kenji Yokohama Kanagawa Iwata
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 DE2714742A1 publication Critical patent/DE2714742A1/de
Application granted granted Critical
Publication of DE2714742C2 publication Critical patent/DE2714742C2/de
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)
DE2714742A 1976-04-13 1977-04-01 Polyäthylen niederer Dichte und Verfahren zu seiner Herstellung Expired DE2714742C2 (de)

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 (2)

Publication Number Publication Date
DE2714742A1 DE2714742A1 (de) 1977-11-03
DE2714742C2 true DE2714742C2 (de) 1986-10-09

Family

ID=12593041

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2714742A Expired DE2714742C2 (de) 1976-04-13 1977-04-01 Polyäthylen niederer Dichte und Verfahren zu seiner Herstellung

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)

Families Citing this family (28)

* 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
DE3015702A1 (de) 1980-04-24 1981-10-29 Basf Ag, 6700 Ludwigshafen Verfahren zum herstellen von homo-und copolymerisaten von (alpha) -monoolefinen mittels eines ziegler-katalysatorsystems
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
DE602004015128D1 (de) 2004-12-17 2008-08-28 Borealis Tech Oy Verfahren zur Polymerisation von Olefinen in Gegenwart eines Olefin Polymerisationskatalysators
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
EP2330135B1 (en) 2009-12-02 2012-11-07 Borealis AG Process for producing polyolefins
EP2740748B1 (en) 2012-12-07 2015-06-10 Borealis AG Method of polymerizing olefins in slurry reactors
EP3241611B1 (en) 2016-05-02 2020-03-04 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
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
CN116507404A (zh) 2020-11-27 2023-07-28 北欧化工股份公司 催化剂进料系统

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

Also Published As

Publication number Publication date
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
GB1532332A (en) 1978-11-15
NL7703556A (nl) 1977-10-17

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8128 New person/name/address of the agent

Representative=s name: STREHL, P., DIPL.-ING. DIPL.-WIRTSCH.-ING. SCHUEBE

8125 Change of the main classification

Ipc: C08F297/08

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee