EG18861A - Process for the production of polyethylene with a board and/or rimodal molecular weight distribustion - Google Patents

Process for the production of polyethylene with a board and/or rimodal molecular weight distribustion

Info

Publication number
EG18861A
EG18861A EG55888A EG55888A EG18861A EG 18861 A EG18861 A EG 18861A EG 55888 A EG55888 A EG 55888A EG 55888 A EG55888 A EG 55888A EG 18861 A EG18861 A EG 18861A
Authority
EG
Egypt
Prior art keywords
rimodal
distribustion
polyethylene
board
production
Prior art date
Application number
EG55888A
Other languages
English (en)
Inventor
Frederick J Karol
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Application granted granted Critical
Publication of EG18861A publication Critical patent/EG18861A/xx

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
    • C08F10/02—Ethene

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)
  • Polyethers (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
EG55888A 1987-10-29 1988-10-30 Process for the production of polyethylene with a board and/or rimodal molecular weight distribustion EG18861A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/114,040 US4918038A (en) 1987-10-29 1987-10-29 Process for the production of polyethylene with a broad and/or bimodal molecular weight distribution

Publications (1)

Publication Number Publication Date
EG18861A true EG18861A (en) 1994-11-30

Family

ID=22353036

Family Applications (1)

Application Number Title Priority Date Filing Date
EG55888A EG18861A (en) 1987-10-29 1988-10-30 Process for the production of polyethylene with a board and/or rimodal molecular weight distribustion

Country Status (26)

Country Link
US (1) US4918038A (ja)
EP (1) EP0314165B1 (ja)
JP (1) JPH0721025B2 (ja)
KR (1) KR930008597B1 (ja)
CN (1) CN1035298A (ja)
AR (1) AR244246A1 (ja)
AT (1) ATE66004T1 (ja)
AU (1) AU605926B2 (ja)
BR (1) BR8805553A (ja)
CA (1) CA1327784C (ja)
CS (1) CS275370B2 (ja)
DE (1) DE3864117D1 (ja)
EG (1) EG18861A (ja)
ES (1) ES2024612B3 (ja)
FI (1) FI884986A (ja)
GR (1) GR3002439T3 (ja)
HU (1) HU202256B (ja)
IN (1) IN172067B (ja)
MY (1) MY103632A (ja)
NO (1) NO172443C (ja)
NZ (1) NZ226766A (ja)
PH (1) PH26294A (ja)
PL (1) PL159271B1 (ja)
PT (1) PT88879B (ja)
TR (1) TR23815A (ja)
ZA (1) ZA888126B (ja)

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US5070055A (en) * 1990-06-29 1991-12-03 Union Carbide Chemicals And Plastics Technology Corporation Novel coimpregnated vanadium-zirconium catalyst for making polyethylene with broad or bimodal MW distribution
US6747113B1 (en) 1991-01-18 2004-06-08 The Dow Chemical Company Silica supported transition metal catalyst
US5231151A (en) * 1991-01-18 1993-07-27 The Dow Chemical Company Silica supported transition metal catalyst
US6172173B1 (en) 1991-01-18 2001-01-09 The Dow Chemical Company Silica supported transition metal catalyst
US6316546B1 (en) 1991-03-06 2001-11-13 Exxonmobil Oil Corporation Ethylene polymer film resins
US6194520B1 (en) * 1991-03-06 2001-02-27 Mobil Oil Corporation Ethylene polymer resins for blow molding applications
US5204304A (en) * 1991-06-04 1993-04-20 Quantum Chemical Corporation Vanadium-containing polymerization catalyst
US5155079A (en) * 1991-06-07 1992-10-13 Quantum Chemical Corporation Multiple site olefin polymerization catalysts
TR26714A (tr) * 1991-07-17 1995-05-15 Union Carbide Chem Plastic GENIS VEYA CIFT DORUKLU MOLEKüL AGIRLIGI DAGILIMINA SAHIP POLIETILEN YAPMAYA MAHSUS YENI BIRLIKTE EMDIRILMIS VANADYUM-ZIRKONYUM KATALIZÖRü
US5231066A (en) * 1991-09-11 1993-07-27 Quantum Chemical Corporation Bimodal silica gel, its preparation and use as a catalyst support
US5405817A (en) * 1993-02-12 1995-04-11 Quantum Chemical Corporation V/TI multi-site olefin polymerization catalyst
US5399540A (en) * 1993-02-12 1995-03-21 Quantum Chemical Corporation ZR/V multi-site olefin polymerization catalyst
US5374597A (en) * 1993-02-12 1994-12-20 Quantum Chemical Corporation Vanadium based olefin polymerization catalyst
US5416053A (en) * 1993-06-28 1995-05-16 Union Carbide Chemicals & Plastics Technology Corporation Homogenous polyethylenes and ethylene/propylene copolymers rubbers
DE69426936T3 (de) * 1993-10-21 2006-07-27 Exxonmobil Oil Corp. Polyolefinmischungen aus bimodaler molekulargewichstverteilung
US5614456A (en) * 1993-11-15 1997-03-25 Mobil Oil Corporation Catalyst for bimodal molecular weight distribution ethylene polymers and copolymers
US5442018A (en) * 1994-04-01 1995-08-15 Union Carbide Chemicals & Plastics Technology Corporation Ethylene polymerization using a titanium and vanadium catalyst system in staged reactors
EP0692498A1 (en) * 1994-07-13 1996-01-17 Quantum Chemical Corporation Vanadium-containing polymerization catalyst
US5670439A (en) * 1995-03-29 1997-09-23 Quantum Chemical Corporation Vanadium-containing catalyst system
US5534472A (en) * 1995-03-29 1996-07-09 Quantum Chemical Corporation Vanadium-containing catalyst system
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
NO960350A (no) 1996-01-26 1997-04-28 Borealis As Fremgangsmåte og katalysatorsystem for polymerisering av etylen, eventuelt sammen med <alfa>-olefiner, og fremstilt polymermateriale
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
US6051525A (en) * 1997-07-14 2000-04-18 Mobil Corporation Catalyst for the manufacture of polyethylene with a broad or bimodal molecular weight distribution
US6153551A (en) 1997-07-14 2000-11-28 Mobil Oil Corporation Preparation of supported catalyst using trialkylaluminum-metallocene contact products
CN1118488C (zh) * 1999-02-14 2003-08-20 中国石油化工集团公司北京化工研究院 用于乙烯聚合或共聚合的催化剂及其制法和该催化剂的应用
US6388017B1 (en) * 2000-05-24 2002-05-14 Phillips Petroleum Company Process for producing a polymer composition
US6462149B1 (en) * 2000-09-22 2002-10-08 Union Carbide Chemicals & Plastics Technology Corporation Control of resin split in single-reactor manufacture of bimodal polyolefins
KR20050035183A (ko) * 2001-11-30 2005-04-15 엑손모빌 케미칼 패턴츠 인코포레이티드 비-단일 부위/단일 부위 촉매 복합물을 이용하여 제조된에틸렌/알파-올레핀 공중합체, 이의 제조 방법 및 용도
WO2005100414A1 (en) * 2004-04-07 2005-10-27 Union Carbide Chemicals & Plastics Technology Corporation Method of controlling olefin polymerization
AR048828A1 (es) * 2004-04-13 2006-05-31 Union Carbide Chem Plastic Uso de un fraccionamiento instantaneo para mejorar el control del reactor
ITMI20041070A1 (it) * 2004-05-27 2004-08-27 Polimeri Europa Spa Promotori clorurati per catalissatori di polimerizzazione a base di vanadio
EP1803747A1 (en) 2005-12-30 2007-07-04 Borealis Technology Oy Surface-modified polymerization catalysts for the preparation of low-gel polyolefin films
KR100718022B1 (ko) * 2006-04-25 2007-05-14 한화석유화학 주식회사 트리 내성 가교 폴리올레핀 조성물
BRPI0922454A2 (pt) 2008-12-18 2018-05-22 Univation Tech Llc método para tratamento de leito de semente para uma reação de polimerização
WO2014105614A1 (en) 2012-12-28 2014-07-03 Univation Technologies, Llc Methods of integrating aluminoxane production into catalyst production
CN114957529A (zh) 2014-04-02 2022-08-30 尤尼威蒂恩技术有限责任公司 连续性组合物及其制备和使用方法
CN107428875B (zh) 2015-03-10 2021-02-26 尤尼威蒂恩技术有限责任公司 喷雾干燥催化剂组合物、制备方法以及在烯烃聚合工艺中的用途
SG11201708626SA (en) 2015-04-27 2017-11-29 Univation Tech Llc Supported catalyst compositions having improved flow properties and preparation thereof
US12098739B1 (en) * 2024-02-21 2024-09-24 Henry Wang Clamp assembly

Family Cites Families (9)

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Publication number Priority date Publication date Assignee Title
FR1542970A (fr) * 1966-10-20 1968-10-18 Scholven Chemie Ag Procédé pour la polymérisation des oléfines
IT1037112B (it) * 1975-03-28 1979-11-10 Montedison Spa Catalizzatori per la polimerizzazione delle olfine
US4174429A (en) * 1975-03-28 1979-11-13 Montedison S.P.A. Process for polymerizing olefins
US4397761A (en) * 1980-12-31 1983-08-09 Phillips Petroleum Company Phosphate containing support for vanadium catalyst
US4508842A (en) * 1983-03-29 1985-04-02 Union Carbide Corporation Ethylene polymerization using supported vanadium catalyst
IL71356A (en) * 1983-03-29 1987-07-31 Union Carbide Corp Process for producing polyethylene,a supported vanadium catalyst precursor therefor and a catalyst composition containing said supported precursor
US4607019A (en) * 1984-12-12 1986-08-19 Exxon Research & Engineering Co. Polymerization catalyst, production and use
FR2574801A1 (fr) * 1984-12-14 1986-06-20 Exxon Research Engineering Co Procede a une seule etape pour la production de copolymeres d'ethylene a distribution bimodale de poids moleculaire
MA21070A1 (fr) * 1986-09-30 1988-04-01 Union Carbide Corp Catalyseur de polymerisation de l'ethytene .

Also Published As

Publication number Publication date
MY103632A (en) 1993-08-28
PT88879B (pt) 1993-04-30
AR244246A1 (es) 1993-10-29
DE3864117D1 (de) 1991-09-12
KR930008597B1 (ko) 1993-09-10
NO172443B (no) 1993-04-13
US4918038A (en) 1990-04-17
HU202256B (en) 1991-02-28
NO884814L (no) 1989-05-02
BR8805553A (pt) 1989-07-11
HUT49633A (en) 1989-10-30
KR890006676A (ko) 1989-06-15
CS711688A2 (en) 1991-04-11
CN1035298A (zh) 1989-09-06
PH26294A (en) 1992-04-10
FI884986A (fi) 1989-04-30
JPH01198607A (ja) 1989-08-10
CA1327784C (en) 1994-03-15
NO172443C (no) 1993-07-21
NZ226766A (en) 1990-05-28
JPH0721025B2 (ja) 1995-03-08
ATE66004T1 (de) 1991-08-15
ZA888126B (en) 1989-07-26
AU2442088A (en) 1989-05-04
PL159271B1 (pl) 1992-12-31
AU605926B2 (en) 1991-01-24
CS275370B2 (en) 1992-02-19
TR23815A (tr) 1990-09-13
FI884986A0 (fi) 1988-10-28
EP0314165A1 (en) 1989-05-03
NO884814D0 (no) 1988-10-28
GR3002439T3 (en) 1992-12-30
PL275557A1 (en) 1989-07-24
IN172067B (ja) 1993-03-27
EP0314165B1 (en) 1991-08-07
ES2024612B3 (es) 1992-03-01

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