CA1089599A - Ethylene polymerization - Google Patents

Ethylene polymerization

Info

Publication number
CA1089599A
CA1089599A CA294,763A CA294763A CA1089599A CA 1089599 A CA1089599 A CA 1089599A CA 294763 A CA294763 A CA 294763A CA 1089599 A CA1089599 A CA 1089599A
Authority
CA
Canada
Prior art keywords
gas
reactor
catalyst
polymer
process according
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
CA294,763A
Other languages
English (en)
French (fr)
Inventor
Amilcare Collina
Arrigo Soverini
Francesco Rosati
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.)
Montedison SpA
Original Assignee
Montedison SpA
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 Montedison SpA filed Critical Montedison SpA
Application granted granted Critical
Publication of CA1089599A publication Critical patent/CA1089599A/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
    • 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
    • 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)
  • Polymerisation Methods In General (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
CA294,763A 1977-01-12 1978-01-11 Ethylene polymerization Expired CA1089599A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT19217/77A IT1076203B (it) 1977-01-12 1977-01-12 Procedimento per la polimerizzazione di etilene in fase gas
IT19217A/77 1977-01-12

Publications (1)

Publication Number Publication Date
CA1089599A true CA1089599A (en) 1980-11-11

Family

ID=11155875

Family Applications (1)

Application Number Title Priority Date Filing Date
CA294,763A Expired CA1089599A (en) 1977-01-12 1978-01-11 Ethylene polymerization

Country Status (10)

Country Link
US (1) US4188470A (US20100223739A1-20100909-C00025.png)
JP (1) JPS53111384A (US20100223739A1-20100909-C00025.png)
AT (1) AT362578B (US20100223739A1-20100909-C00025.png)
BE (1) BE862816A (US20100223739A1-20100909-C00025.png)
CA (1) CA1089599A (US20100223739A1-20100909-C00025.png)
DE (1) DE2800907A1 (US20100223739A1-20100909-C00025.png)
FR (1) FR2377424A1 (US20100223739A1-20100909-C00025.png)
GB (1) GB1559265A (US20100223739A1-20100909-C00025.png)
IT (1) IT1076203B (US20100223739A1-20100909-C00025.png)
NL (1) NL7800266A (US20100223739A1-20100909-C00025.png)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57101A (en) * 1980-06-04 1982-01-05 Mitsui Petrochem Ind Ltd Method and apparatus for polymerization
US4675189A (en) * 1980-11-18 1987-06-23 Syntex (U.S.A.) Inc. Microencapsulation of water soluble active polypeptides
JPS57128705A (en) * 1981-02-04 1982-08-10 Mitsui Petrochem Ind Ltd Vapor-phase polymerizing method of olefin
US4710538A (en) * 1986-03-10 1987-12-01 Union Carbide Corporation Process for the production of a sticky polymer
US5608019A (en) * 1992-12-28 1997-03-04 Mobil Oil Corporation Temperature control of MW in olefin polymerization using supported metallocene catalyst
US5420220A (en) * 1993-03-25 1995-05-30 Mobil Oil Corporation LLDPE films
US5332706A (en) * 1992-12-28 1994-07-26 Mobil Oil Corporation Process and a catalyst for preventing reactor fouling
US5602067A (en) * 1992-12-28 1997-02-11 Mobil Oil Corporation Process and a catalyst for preventing reactor fouling
US5455741A (en) * 1993-10-26 1995-10-03 Pulse Engineering, Inc. Wire-lead through hole interconnect device
US5614456A (en) * 1993-11-15 1997-03-25 Mobil Oil Corporation Catalyst for bimodal molecular weight distribution ethylene polymers and copolymers
US5525678A (en) * 1994-09-22 1996-06-11 Mobil Oil Corporation Process for controlling the MWD of a broad/bimodal resin produced in a single reactor
US5882750A (en) * 1995-07-03 1999-03-16 Mobil Oil Corporation Single reactor bimodal HMW-HDPE film resin with improved bubble stability
US6486089B1 (en) 1995-11-09 2002-11-26 Exxonmobil Oil Corporation Bimetallic catalyst for ethylene polymerization reactions with uniform component distribution
US6417130B1 (en) 1996-03-25 2002-07-09 Exxonmobil Oil Corporation One pot preparation of bimetallic catalysts for ethylene 1-olefin copolymerization
AU3505497A (en) * 1996-07-15 1998-02-09 Mobil Oil Corporation Comonomer pretreated bimetallic catalyst for blow molding and film applications
US6005463A (en) * 1997-01-30 1999-12-21 Pulse Engineering Through-hole interconnect device with isolated wire-leads and component barriers
US6153551A (en) * 1997-07-14 2000-11-28 Mobil Oil Corporation Preparation of supported catalyst using trialkylaluminum-metallocene contact products
US6051525A (en) * 1997-07-14 2000-04-18 Mobil Corporation Catalyst for the manufacture of polyethylene with a broad or bimodal molecular weight distribution
DE19907021A1 (de) * 1999-02-19 2000-08-24 Elenac Gmbh Verfahren und Apparatur zur Gasphasenpolymerisation von alpha-Olefinen
US6359083B1 (en) * 2000-05-02 2002-03-19 Eastman Chemical Company Olefin polymerization process
JP2005511804A (ja) * 2001-11-30 2005-04-28 エクソンモービル・ケミカル・パテンツ・インク 非単一部位触媒／単一部位触媒組み合わせを用いて製造されるエチレン／α−オレフィンコポリマー並びにその製造及びその使用
EP1926755A1 (en) * 2005-09-19 2008-06-04 Basell Poliolefine Italia S.R.L. Gas-phase process for the polymerization of olefins
WO2021034449A1 (en) * 2019-08-16 2021-02-25 Exxonmobil Upstream Research Company Methods of manufacturing highly crosslinked polymer particulate

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2882264A (en) * 1955-10-10 1959-04-14 Dow Chemical Co Polymerization of ethylene
GB1044305A (en) * 1963-07-26 1966-09-28 Union Carbide Corp Improvements in or relating to polyolefins
FR2202898B1 (US20100223739A1-20100909-C00025.png) * 1972-10-13 1976-03-26 Ethylene Plastique Sa
GB1419012A (en) * 1973-03-29 1975-12-24 Ici Ltd Production of polyethylene
FR2241569B1 (US20100223739A1-20100909-C00025.png) * 1973-08-21 1979-03-02 Ethylene Plastique Sa

Also Published As

Publication number Publication date
US4188470A (en) 1980-02-12
DE2800907A1 (de) 1978-07-13
FR2377424A1 (fr) 1978-08-11
IT1076203B (it) 1985-04-27
BE862816A (fr) 1978-07-11
GB1559265A (en) 1980-01-16
AT362578B (de) 1981-05-25
JPS53111384A (en) 1978-09-28
FR2377424B1 (US20100223739A1-20100909-C00025.png) 1980-02-08
NL7800266A (nl) 1978-07-14
ATA19078A (de) 1980-10-15

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Legal Events

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