ZA925664B - Process for the preparation of linear low density polyethylene - Google Patents

Process for the preparation of linear low density polyethylene

Info

Publication number
ZA925664B
ZA925664B ZA925664A ZA925664A ZA925664B ZA 925664 B ZA925664 B ZA 925664B ZA 925664 A ZA925664 A ZA 925664A ZA 925664 A ZA925664 A ZA 925664A ZA 925664 B ZA925664 B ZA 925664B
Authority
ZA
South Africa
Prior art keywords
preparation
density polyethylene
low density
linear low
linear
Prior art date
Application number
ZA925664A
Other languages
English (en)
Inventor
Gabriele Govoni
Govoni Gabriele
Massimo Covezzi
Covezzi Massimo
Original Assignee
Himont 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11360481&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA925664(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Himont Inc filed Critical Himont Inc
Publication of ZA925664B publication Critical patent/ZA925664B/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
    • 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
    • C08F297/083—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 the monomers being ethylene or propylene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers

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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Polymerisation Methods In General (AREA)
ZA925664A 1991-07-31 1992-07-28 Process for the preparation of linear low density polyethylene ZA925664B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI912142A IT1250731B (it) 1991-07-31 1991-07-31 Procedimento per la preparazione di polietilene lineare a bassa densita'

Publications (1)

Publication Number Publication Date
ZA925664B true ZA925664B (en) 1993-04-28

Family

ID=11360481

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA925664A ZA925664B (en) 1991-07-31 1992-07-28 Process for the preparation of linear low density polyethylene

Country Status (24)

Country Link
US (1) US5387749A (it)
EP (2) EP0525767A1 (it)
JP (1) JP3239184B2 (it)
KR (1) KR100229255B1 (it)
CN (2) CN1040986C (it)
AR (1) AR246749A1 (it)
AT (1) ATE130015T1 (it)
AU (1) AU663884B2 (it)
BR (1) BR9205312A (it)
CA (1) CA2092921A1 (it)
DE (1) DE69205960T3 (it)
DK (1) DK0551485T4 (it)
ES (1) ES2079881T5 (it)
FI (1) FI108647B (it)
GR (2) GR3018043T3 (it)
IL (1) IL102667A (it)
IT (1) IT1250731B (it)
MX (1) MX9204447A (it)
MY (1) MY108479A (it)
NO (1) NO300276B1 (it)
RU (1) RU2120448C1 (it)
TW (1) TW297026B (it)
WO (1) WO1993003078A1 (it)
ZA (1) ZA925664B (it)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
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US6025448A (en) 1989-08-31 2000-02-15 The Dow Chemical Company Gas phase polymerization of olefins
US6538080B1 (en) 1990-07-03 2003-03-25 Bp Chemicals Limited Gas phase polymerization of olefins
ES2114969T3 (es) * 1992-06-18 1998-06-16 Montell Technology Company Bv Procedimiento y aparato para la polimerizacion en fase gaseosa de olefinas.
IT1269194B (it) * 1994-01-21 1997-03-21 Spherilene Srl Composizioni polimeriche ad elevata processabilita' basate su lldpe
US5455303A (en) 1994-06-20 1995-10-03 Montell North America Inc. Linear low density polyethylene based compositions with improved optics
US5589539A (en) * 1994-11-23 1996-12-31 Union Carbide Chemicals & Plastics Technology Corporation Process for preparing an in situ polyethylene blend
EP0717055A3 (en) * 1994-12-16 1997-04-16 Mitsubishi Chem Corp Ethylene polymers
EP0677624A3 (de) * 1995-06-07 1996-11-13 Sarna Patent & Lizenz Ag Kunststoffdichtungsbahnen.
IT1276121B1 (it) * 1995-11-14 1997-10-24 Montell Technology Company Bv Film multistrato estensibili
IT1276120B1 (it) * 1995-11-14 1997-10-24 Montell Technology Company Bv Film multistrato estensibili basati su lldpe
IT1281198B1 (it) 1995-12-18 1998-02-17 Montell Technology Company Bv Film termoretraibili basati su composizioni poliolefiniche comprendenti un copolimero lineare dell'etilene con alfa-olefine
IT1277095B1 (it) * 1995-12-18 1997-11-04 Montell Technology Company Bv Film termoretraibili multistrato
DE19604520A1 (de) * 1996-02-08 1997-08-14 Buna Sow Leuna Olefinverb Gmbh Polyethylenblend
US5744551A (en) * 1997-03-28 1998-04-28 Union Carbide Chemicals & Plastics Technology Corporation High strength polyethylene film
IT1292138B1 (it) * 1997-06-12 1999-01-25 Montell Technology Company Bv Film multistrato estensibili
CN1268962A (zh) 1998-05-06 2000-10-04 蒙特尔技术有限公司 聚烯烃组合物和由其制得的薄膜
ITMI981548A1 (it) * 1998-07-07 2000-01-07 Montell Tecnology Company Bv Scomposizioni polietileniche aventi elevate proprieta' ottiche e meccaniche e migliorata lavorabilita' allo stato fuso
ITMI981547A1 (it) 1998-07-07 2000-01-07 Montell Technology Company Bv Composizioni polietileniche aventi elevate proprieta' meccaniche e migliorata lavorabilita'allo stato fuso
AU5813300A (en) 1999-06-18 2001-01-09 Basell Technology Company B.V. Catalyst components for the polymerization of olefins and catalysts therefrom obtained
ES2280238T3 (es) 1999-09-10 2007-09-16 Basell Poliolefine Italia S.R.L. Catalizador para la polimerizacion de olefinas.
KR100572915B1 (ko) * 1999-11-30 2006-04-24 삼성토탈 주식회사 압출코팅용 폴리프로필렌 수지 조성물
JP2004522849A (ja) 2001-03-15 2004-07-29 バセル　ポリオレフィン　イタリア　エス．ピー．エー． エチレンの（共）重合方法
BR0205691A (pt) 2001-06-26 2003-07-15 Basell Poliolefine Spa Componentes e catalisadores para a polimerização de olefinas
MY136330A (en) 2001-12-12 2008-09-30 Basell Poliolefine Spa Process for the polymerization of olefins
CA2456951A1 (en) 2002-06-13 2003-12-24 Basell Poliolefine Italia S.P.A. Process for the preparation of ethylene copolymers
WO2003106511A1 (en) 2002-06-13 2003-12-24 Basell Poliolefine Italia S.P.A. Catalyst components for the polymerization of olefins
WO2004055065A1 (en) 2002-12-18 2004-07-01 Basell Poliolefine Italia S.P.A. Catalyst components for the polymerization of olefins
TW200504093A (en) 2003-05-12 2005-02-01 Dow Global Technologies Inc Polymer composition and process to manufacture high molecular weight-high density polyethylene and film therefrom
EP1626996B1 (en) 2003-05-29 2017-04-26 Basell Poliolefine Italia S.r.l. Process for the preparation of a catalyst component and components therefrom obtained
BRPI0611462A2 (pt) 2005-03-30 2010-09-08 Basell Poliolefine Srl processo para preparar (co)polìmeros cristalinos de etileno
WO2006103171A1 (en) * 2005-03-30 2006-10-05 Basell Poliolefine Italia S.R.L. Catalyst components for the polymerization of olefins
KR20070118143A (ko) * 2005-03-30 2007-12-13 바셀 폴리올레핀 이탈리아 에스.알.엘 올레핀 중합용 촉매 성분
WO2008061662A1 (en) * 2006-11-21 2008-05-29 Basell Poliolefine Italia S.R.L. Catalyst component for the polymerization of olefins
EP2121773B1 (en) 2006-12-22 2016-11-23 Basell Poliolefine Italia S.r.l. Catalyst components for the polymerization of olefins and catalysts therefrom obtained
BRPI0917283A2 (pt) 2008-08-20 2015-11-10 Basell Poliolefine Spa componentes de catalisador para a polimerização de olefinas e catalisadores deles obtidos
KR20120031175A (ko) 2009-06-18 2012-03-30 바셀 폴리올레핀 이탈리아 에스.알.엘 올레핀 중합용 촉매 성분 및 그로부터 수득된 촉매
US10138310B2 (en) 2010-08-24 2018-11-27 Equistar Chemicals, Lp Preparation of LLDPE resins and films having low gels
KR101835309B1 (ko) 2010-08-24 2018-03-08 바셀 폴리올레핀 이탈리아 에스.알.엘 올레핀 중합용 촉매 성분
EP2694209A1 (en) 2011-04-01 2014-02-12 Basell Poliolefine Italia S.r.l. Catalyst components for the polymerization of olefins and catalysts therefrom obtained
EP2518090A1 (en) 2011-04-28 2012-10-31 Basell Poliolefine Italia S.r.l. Catalyst components for the polymerization of olefins and catalysts therefrom obtained
RU2692265C2 (ru) * 2015-03-25 2019-06-24 Базелл Полиолефин Гмбх Способы непрерывной газофазной полимеризации
EP3484932A1 (en) 2016-07-15 2019-05-22 Basell Poliolefine Italia S.r.l. Catalyst for the polymerization of olefins
KR102187011B1 (ko) 2016-12-19 2020-12-07 바셀 폴리올레핀 이탈리아 에스.알.엘 올레핀의 중합용 촉매 성분 및 이로부터 얻어지는 촉매
CN114829413B (zh) 2019-11-20 2023-04-25 巴塞尔聚烯烃意大利有限公司 制备催化剂组分的方法和由其获得的组分

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1141093A (en) * 1979-05-17 1983-02-08 Brian L. Goodall Olefin polymerization catalyst compositions and a process for the polymerization of olefins employing such compositions
JPS6024805B2 (ja) * 1979-09-05 1985-06-14 日石三菱株式会社 共重合体の製法
JPS5767612A (en) * 1980-10-15 1982-04-24 Mitsui Petrochem Ind Ltd Preparation of ethylene copolymer
DE3230516C3 (de) * 1981-08-20 2000-09-14 Mitsubishi Petrochemical Co Verfahren zur Herstellung eines Vernetzungsprodukts
IT1206128B (it) * 1984-07-30 1989-04-14 Himont Inc Composizioni polipropileniche resistenti all'urto aventi migliorata resistenza allo sbiancamento.
US4567155A (en) * 1984-09-24 1986-01-28 Standard Oil Company (Indiana) Olefin polymerization catalyst system producing polymer with low active chloride
FR2603291B1 (fr) * 1986-09-02 1992-10-16 Bp Chimie Sa Composition a base de polyethylene de basse densite lineaire, destinee a la fabrication de film
DE3827565A1 (de) * 1988-08-13 1990-02-15 Basf Ag Verfahren zum herstellen von propylen-ethylen-polymerisaten vom typ der sogenannten "schlagzaehmodifizierten polypropylene"
US5149738A (en) * 1988-11-16 1992-09-22 Union Carbide Chemicals & Plastics Technology Corporation Process for the in situ blending of polymers
US4946816A (en) * 1989-08-21 1990-08-07 Amoco Corporation Morphology-controlled olefin polymerization catalyst
US5166268A (en) * 1990-04-12 1992-11-24 Union Carbide Chemicals & Plastics Technology Corporation Process for cold forming propylene copolymers

Also Published As

Publication number Publication date
GR3018043T3 (en) 1996-02-29
FI931406A (fi) 1993-03-29
ITMI912142A1 (it) 1993-02-01
NO930940L (no) 1993-03-16
ITMI912142A0 (it) 1991-07-31
DE69205960T2 (de) 1996-04-25
MY108479A (en) 1996-09-30
EP0525767A1 (en) 1993-02-03
JPH06503852A (ja) 1994-04-28
EP0551485B2 (en) 2000-04-19
CN1070653A (zh) 1993-04-07
NO930940D0 (no) 1993-03-16
DK0551485T3 (da) 1995-12-27
EP0551485B1 (en) 1995-11-08
RU2120448C1 (ru) 1998-10-20
NO300276B1 (no) 1997-05-05
FI108647B (fi) 2002-02-28
US5387749A (en) 1995-02-07
IL102667A (en) 1995-05-26
ES2079881T3 (es) 1996-01-16
AU2379292A (en) 1993-03-02
JP3239184B2 (ja) 2001-12-17
MX9204447A (es) 1993-05-01
EP0551485A1 (en) 1993-07-21
CN1040986C (zh) 1998-12-02
ATE130015T1 (de) 1995-11-15
TW297026B (it) 1997-02-01
WO1993003078A1 (en) 1993-02-18
GR3033294T3 (en) 2000-09-29
CN1080269C (zh) 2002-03-06
DK0551485T4 (da) 2000-12-04
BR9205312A (pt) 1994-09-27
AR246749A1 (es) 1994-09-30
IT1250731B (it) 1995-04-21
DE69205960T3 (de) 2000-07-27
ES2079881T5 (es) 2000-07-16
AU663884B2 (en) 1995-10-26
KR100229255B1 (en) 1999-11-01
FI931406A0 (fi) 1993-03-29
DE69205960D1 (de) 1995-12-14
CA2092921A1 (en) 1993-02-01
CN1134943A (zh) 1996-11-06

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