JPH04500830A - 酸および高級アルカノールで変性した酸化マグネシウム担持チーグラー触媒および分子量分布の狭いhdpeの製造法 - Google Patents

酸および高級アルカノールで変性した酸化マグネシウム担持チーグラー触媒および分子量分布の狭いhdpeの製造法

Info

Publication number
JPH04500830A
JPH04500830A JP2501171A JP50117190A JPH04500830A JP H04500830 A JPH04500830 A JP H04500830A JP 2501171 A JP2501171 A JP 2501171A JP 50117190 A JP50117190 A JP 50117190A JP H04500830 A JPH04500830 A JP H04500830A
Authority
JP
Japan
Prior art keywords
acid
catalyst
alkanol
magnesium oxide
acids
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.)
Pending
Application number
JP2501171A
Other languages
English (en)
Japanese (ja)
Inventor
シー,ジョン・タイ―ツン
Original Assignee
モービル・オイル・コーポレーション
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 モービル・オイル・コーポレーション filed Critical モービル・オイル・コーポレーション
Publication of JPH04500830A publication Critical patent/JPH04500830A/ja
Pending legal-status Critical Current

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
    • C08F10/00Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/02Ethene

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP2501171A 1989-08-03 1989-08-30 酸および高級アルカノールで変性した酸化マグネシウム担持チーグラー触媒および分子量分布の狭いhdpeの製造法 Pending JPH04500830A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US38920489A 1989-08-03 1989-08-03
US389,204 1989-08-03

Publications (1)

Publication Number Publication Date
JPH04500830A true JPH04500830A (ja) 1992-02-13

Family

ID=23537287

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2501171A Pending JPH04500830A (ja) 1989-08-03 1989-08-30 酸および高級アルカノールで変性した酸化マグネシウム担持チーグラー触媒および分子量分布の狭いhdpeの製造法

Country Status (4)

Country Link
EP (1) EP0436672A1 (de)
JP (1) JPH04500830A (de)
AU (1) AU4743090A (de)
WO (1) WO1991002009A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5583085A (en) * 1994-06-13 1996-12-10 W. R. Grace & Co.-Conn. Preparation of dehydroxylated supports

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1553673A (en) * 1975-07-30 1979-09-26 Bp Chem Int Ltd Polymerisation catalyst
JPS5441985A (en) * 1977-09-09 1979-04-03 Mitsui Petrochem Ind Ltd Polymerization or copolymerization of olefin

Also Published As

Publication number Publication date
WO1991002009A1 (en) 1991-02-21
AU4743090A (en) 1991-03-11
EP0436672A1 (de) 1991-07-17

Similar Documents

Publication Publication Date Title
US4732882A (en) Catalyst composition for polymerizing alpha-olefins
USRE33683E (en) Catalyst composition for polymerizing alpha-olefins
US4888318A (en) Catalyst composition for polymerizing alpha-olefins
EP0435557B1 (de) Durch Dimethylaluminiumchlorid aktivierter Olefinpolymerisationskatalysator
US5550094A (en) Binary cocatalyst compositions for activating heterogeneous polymerization catalysts
AU1055395A (en) Catalyst composition for copolymerizing ethylene
US5561091A (en) High activity polyethylene catalyst prepared from an alcohol and silicon tetrachloride
US5408015A (en) Mixed chromium catalyst,and alkene and alkyl aluminum hydride-modified ziegler catalyst for multimodal HDPE
US5258449A (en) LLDPE films with improved optical properties
US5994256A (en) Process for forming a catalyst precursor for copolymerizing ethylene and an alpha-olefin of 3 to 10 carbon atoms
US3959178A (en) Mixed hydrocarbyloxide treated catalyst activated at different temperatures
US5006506A (en) Modified chromium-containing catalyst composition for polymerizing olefins and method of preparing the catalyst composition
US4025707A (en) Mixed hydrocarbyloxide treated catalyst activated at different temperatures
US5055533A (en) Process for polymerizing alpha-olefins with trimethylaluminum-activated catalyst
HU208328B (en) Process for producing catalyst composition suitable for controlling the molecular weight distribution of ethylene polymers and ethylene polymerization process by using same
US4861846A (en) Process for simultaneously dimerizing ethylene and copolymerizing ethylene with the dimerized product
EP0272132B1 (de) Olefinpolymerisationskatalysator, seine Herstellung und Anwendung
EP0351494B1 (de) Katalysator zur Regulierung der Molekulargewichtsverteilung von Äthylenpolymeren
JP3017542B2 (ja) エチレンのガス相(共−)重合化方法
JPH0364306A (ja) ポリオレフィンの製造方法
EP0528558B1 (de) Katalysatorzusammensetzung zur Herstellung von linearen Ethylen-Hexencopolymeren mit niedriger Dichte und daraus hergestellte Filme
JPH04500830A (ja) 酸および高級アルカノールで変性した酸化マグネシウム担持チーグラー触媒および分子量分布の狭いhdpeの製造法
US5330950A (en) Mixed Ziegler and chromium catalyst and process for preparing a broad molecular weight distribution HDPE
US4252928A (en) Process for polymerizing 1-olefins with a chromium catalyst and a catalyst modifier comprising an aliphatic diene and a trihydrocarbyl boron
KR100412230B1 (ko) 좁은분자량분포를갖는폴리에틸렌의제조를위한촉매