IN166754B - - Google Patents

Info

Publication number
IN166754B
IN166754B IN1020/DEL/85A IN1020DE1985A IN166754B IN 166754 B IN166754 B IN 166754B IN 1020DE1985 A IN1020DE1985 A IN 1020DE1985A IN 166754 B IN166754 B IN 166754B
Authority
IN
India
Application number
IN1020/DEL/85A
Other languages
English (en)
Inventor
Daniel Claude Durand
Frederic Robert Marie Morterol
Original Assignee
Bp Chem Int Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9309055&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IN166754(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bp Chem Int Ltd filed Critical Bp Chem Int Ltd
Publication of IN166754B publication Critical patent/IN166754B/en

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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • 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)
  • 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)
IN1020/DEL/85A 1984-10-24 1985-12-03 IN166754B (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8416467A FR2572082B1 (fr) 1984-10-24 1984-10-24 Procede de demarrage de polymerisation d'ethylene ou de copolymerisation d'ethylene et d'alpha-olefine en phase gazeuse en presence de catalyseur a base d'oxyde de chrome

Publications (1)

Publication Number Publication Date
IN166754B true IN166754B (ja) 1990-07-14

Family

ID=9309055

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1020/DEL/85A IN166754B (ja) 1984-10-24 1985-12-03

Country Status (8)

Country Link
US (1) US5075395A (ja)
EP (1) EP0179666B1 (ja)
JP (1) JPH0764892B2 (ja)
CA (1) CA1265894A (ja)
DE (1) DE3574385D1 (ja)
FR (1) FR2572082B1 (ja)
IN (1) IN166754B (ja)
SG (1) SG40892G (ja)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2570381B1 (fr) * 1984-09-17 1987-05-15 Bp Chimie Sa Procede de polymerisation d'ethylene ou de copolymerisation d'ethylene et d'alpha-olefine en lit fluidise en presence de catalyseur a base d'oxyde de chrome
US4735931A (en) * 1986-06-16 1988-04-05 Phillips Petroleum Company In situ comonomer generation in olefin polymerization
JPS6368606A (ja) * 1986-09-09 1988-03-28 Idemitsu Petrochem Co Ltd エチレン重合体の製造方法
DE3772149D1 (de) * 1986-10-02 1991-09-19 Bp Chem Int Ltd Verfahren zur polymerisation eines oder mehrerer 1-olefine in der gasphase in anwesenheit eines pulverfoermigen anorganischen materials.
FR2609036B1 (fr) * 1986-12-29 1989-04-14 Bp Chimie Sa Polymerisation ou copolymerisation d'ethylene en phase gazeuse en presence d'un prepolymere comprenant un catalyseur d'oxyde de chrome
FI87575C (fi) * 1990-02-20 1993-01-25 Neste Oy Foerfarande foer framstaellning av en ziegler-natta katalysator, foerfarande foer framstaellning av polyolefin genom att anvaenda sig av denna katalysator samt produkter som framstaellts med detta foerfarande
FR2772384B1 (fr) 1997-12-16 2000-02-04 Bp Chemicals Snc Procede de demarrage d'une polymerisation d'olefine en phase gazeuse
US6114475A (en) * 1998-04-06 2000-09-05 Union Carbide Chemicals & Plastics Technology Corporation Reactor drying by addition of compound that lowers boiling point of water
ES2228437T3 (es) * 2000-05-10 2005-04-16 Repsol Quimica S.A. Proceso para la produccion de polietileno bimodal.
US20100291334A1 (en) * 2002-12-27 2010-11-18 Univation Technologies, Llc Broad Molecular Weight Polyethylene Having Improved Properties
US6989344B2 (en) * 2002-12-27 2006-01-24 Univation Technologies, Llc Supported chromium oxide catalyst for the production of broad molecular weight polyethylene
US20040167015A1 (en) * 2003-02-26 2004-08-26 Cann Kevin J. Production of broad molecular weight polyethylene
DE102005019395A1 (de) * 2005-04-25 2006-10-26 Basell Polyolefine Gmbh Formmasse aus Polyethylen zur Folienherstellung und Verfahren zum Herstellen der Formmasse in Gegenwart eines Mischkatalysators
JP6018362B2 (ja) * 2008-02-27 2016-11-02 ユニベーション・テクノロジーズ・エルエルシー 修飾クロム系触媒およびそれを用いる重合方法
RU2515900C2 (ru) * 2008-12-18 2014-05-20 Юнивейшн Текнолоджиз, Ллк Способ обработки зародышевого слоя реакции полимеризации
US20100326017A1 (en) * 2009-06-25 2010-12-30 Darla Kindel Protective Cover
EP2451848A1 (en) * 2009-07-09 2012-05-16 Union Carbide Chemicals & Plastics Technology LLC Enhanced condensed mode operation in method of producing polyofefins with chromium based catalysts
KR101465966B1 (ko) * 2011-03-09 2014-11-28 에스케이텔레콤 주식회사 클라우드 환경에서의 데이터 암호화 처리 장치 및 방법
WO2016036745A1 (en) 2014-09-02 2016-03-10 Univation Technologies, Llc Polyolefin production with chromium-based catalysts
CA2959523C (en) 2014-09-02 2023-01-03 Univation Technologies, Llc Polyolefin production with chromium-based catalysts
EP3831476A1 (en) 2014-09-02 2021-06-09 Univation Technologies, LLC Polyolefin production with chromium-based catalysts
WO2016085842A2 (en) 2014-11-24 2016-06-02 Univation Technologies, Llc Chromium-based catalyst compositions for olefin polymerization
CA2967399C (en) 2014-11-24 2023-03-28 Univation Technologies, Llc Composition comprising particles
US10787526B2 (en) 2018-04-06 2020-09-29 Chevron Phillips Chemical Company Lp Method for startup of a gas phase polymerization reactor

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2970135A (en) * 1957-01-17 1961-01-31 Phillips Petroleum Co Polymerization process using a solid catalyst dispersion medium
US3158594A (en) * 1959-11-20 1964-11-24 Grace W R & Co Polymer process and catalyst
NL7012509A (ja) * 1969-08-25 1971-03-01
FR2207145B1 (ja) * 1972-11-17 1975-09-12 Naphtachimie Sa
FR2312512A1 (fr) * 1975-05-27 1976-12-24 Naphtachimie Sa Procede de polymerisation des olefines en lit fluidise
BR7902315A (pt) * 1978-04-18 1979-10-23 Union Carbide Corp Processo continuo em fase gasosa de baixa pressao para a producao de polimeros solidos em particulas e sistema de reator de leito fluido
US4295991A (en) * 1978-09-26 1981-10-20 Exxon Research & Engineering Co. Titanium trichloride catalyst component and the process for the production thereof
CA1142162A (en) * 1979-03-28 1983-03-01 Paul L. Eve Polymerisation process and products therefrom
US4376191A (en) * 1981-10-01 1983-03-08 Union Carbide Corporation Use of dialkylzinc compounds to initiate polymerization of ethylene with chromium oxide catalysts
FR2517313B1 (fr) * 1981-11-30 1985-12-06 Ato Chimie Procede de polymerisation en phase gazeuse faisant appel a la catalyse heterogene et reacteur spherique pour sa mise en oeuvre
US4564660A (en) * 1983-06-30 1986-01-14 Union Carbide Corporation Use of alkylaluminum compounds and hydroxyl-containing compounds to initiate polymerization of ethylene with chromium oxide catalysts
FR2570381B1 (fr) * 1984-09-17 1987-05-15 Bp Chimie Sa Procede de polymerisation d'ethylene ou de copolymerisation d'ethylene et d'alpha-olefine en lit fluidise en presence de catalyseur a base d'oxyde de chrome

Also Published As

Publication number Publication date
JPS61123606A (ja) 1986-06-11
JPH0764892B2 (ja) 1995-07-12
SG40892G (en) 1992-10-02
CA1265894A (en) 1990-02-13
DE3574385D1 (en) 1989-12-28
US5075395A (en) 1991-12-24
FR2572082B1 (fr) 1987-05-29
EP0179666A1 (en) 1986-04-30
EP0179666B1 (en) 1989-11-23
FR2572082A1 (fr) 1986-04-25

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