IT1250731B - Procedimento per la preparazione di polietilene lineare a bassa densita' - Google Patents

Procedimento per la preparazione di polietilene lineare a bassa densita'

Info

Publication number
IT1250731B
IT1250731B ITMI912142A ITMI912142A IT1250731B IT 1250731 B IT1250731 B IT 1250731B IT MI912142 A ITMI912142 A IT MI912142A IT MI912142 A ITMI912142 A IT MI912142A IT 1250731 B IT1250731 B IT 1250731B
Authority
IT
Italy
Prior art keywords
low density
preparation procedure
linear polyethylene
density linear
olefin
Prior art date
Application number
ITMI912142A
Other languages
English (en)
Inventor
Gabriele Govoni
Massimo Covezzi
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=IT1250731(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
Priority to ITMI912142A priority Critical patent/IT1250731B/it
Publication of ITMI912142A0 publication Critical patent/ITMI912142A0/it
Priority to MYPI92001337A priority patent/MY108479A/en
Priority to IL10266792A priority patent/IL102667A/en
Priority to ZA925664A priority patent/ZA925664B/xx
Priority to AU23792/92A priority patent/AU663884B2/en
Priority to MX9204447A priority patent/MX9204447A/es
Priority to PCT/EP1992/001731 priority patent/WO1993003078A1/en
Priority to US08/030,053 priority patent/US5387749A/en
Priority to DE69205960T priority patent/DE69205960T3/de
Priority to CA002092921A priority patent/CA2092921A1/en
Priority to EP92113006A priority patent/EP0525767A1/en
Priority to AT92916690T priority patent/ATE130015T1/de
Priority to EP92916690A priority patent/EP0551485B2/en
Priority to BR9205312A priority patent/BR9205312A/pt
Priority to JP50325893A priority patent/JP3239184B2/ja
Priority to AR92322850A priority patent/AR246749A1/es
Priority to DK92916690T priority patent/DK0551485T4/da
Priority to ES92916690T priority patent/ES2079881T5/es
Priority to RU93005129/04A priority patent/RU2120448C1/ru
Priority to CN92110113A priority patent/CN1040986C/zh
Priority to TW081106065A priority patent/TW297026B/zh
Priority to KR1019930700273A priority patent/KR100229255B1/ko
Publication of ITMI912142A1 publication Critical patent/ITMI912142A1/it
Priority to NO930940A priority patent/NO300276B1/no
Priority to FI931406A priority patent/FI108647B/fi
Publication of IT1250731B publication Critical patent/IT1250731B/it
Application granted granted Critical
Priority to GR950403014T priority patent/GR3018043T3/el
Priority to CN96103678A priority patent/CN1080269C/zh
Priority to GR20000400976T priority patent/GR3033294T3/el

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

Abstract

Procedimento per la preparazione di LLPDE con migliorate caratteristiche di lavorabilità mediante polimerizzazione in fase gas operando in due o più reattori in cui, in un ordine qualsiasi, viene polimerizzata in un reattore una miscela di etilene e di una alfa olefina CH2 = CHR in cui R è un alchile con 1-10 atomi di carbonio a formare un copolimero contenente fino a ca. 20% in moli dell'alfa olefina e in un altro reattore viene polimerizzata una miscela di propilene e di una olefina CH2 = CHR' in cui R' e un radicale alchilico con 2-10 atomi di carbonio a formare un copolimero contenente da 5 a 40% in peso di detta olefina, in quantità di 5-30% sul peso totale del polimero.
ITMI912142A 1991-07-31 1991-07-31 Procedimento per la preparazione di polietilene lineare a bassa densita' IT1250731B (it)

Priority Applications (27)

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'
MYPI92001337A MY108479A (en) 1991-07-31 1992-07-27 Process for the preparation of linear low density polyethylene.
IL10266792A IL102667A (en) 1991-07-31 1992-07-28 Preparation of low-density linear polyethylene
ZA925664A ZA925664B (en) 1991-07-31 1992-07-28 Process for the preparation of linear low density polyethylene
RU93005129/04A RU2120448C1 (ru) 1991-07-31 1992-07-30 Способ получения сополимеров этилена с олефинами, обладающих повышенной способностью к переработке, и композиция на основе сополимера линейного полиэтилена низкой плотности и пропилена в виде частиц
BR9205312A BR9205312A (pt) 1991-07-31 1992-07-30 Processo para preparação de polímeros de etileno, polímeros de etileno, composições peletizadas, e películas obteníveis dos polímeros.
ES92916690T ES2079881T5 (es) 1991-07-31 1992-07-30 Procedimiento para la preparacion de polietileno lineal de baja densidad.
PCT/EP1992/001731 WO1993003078A1 (en) 1991-07-31 1992-07-30 Process for the preparation of linear low density polyethylene
US08/030,053 US5387749A (en) 1991-07-31 1992-07-30 Process for the preparation of linear low density polyethylene
DE69205960T DE69205960T3 (de) 1991-07-31 1992-07-30 Verfahren zur Herstellung von linearen Polyäthylenen mit niedriger Dichte.
CA002092921A CA2092921A1 (en) 1991-07-31 1992-07-30 Process for the preparation of linear low density polyethylene
EP92113006A EP0525767A1 (en) 1991-07-31 1992-07-30 Process for the preparation of linear low density polyethylene
AT92916690T ATE130015T1 (de) 1991-07-31 1992-07-30 Verfahren zur herstellung von linearen polyäthylenen mit niedriger dichte.
EP92916690A EP0551485B2 (en) 1991-07-31 1992-07-30 Process for the preparation of linear low density polyethylene
AU23792/92A AU663884B2 (en) 1991-07-31 1992-07-30 Linear low density polyethylene and propylene copolymers and production thereof
JP50325893A JP3239184B2 (ja) 1991-07-31 1992-07-30 線状低密度ポリエチレンの製造法
AR92322850A AR246749A1 (es) 1991-07-31 1992-07-30 Proceso para la preparacion de polietileno lineal de baja densidad.
DK92916690T DK0551485T4 (da) 1991-07-31 1992-07-30 Fremgangsmåde til fremstilling af lineær lavdensitetpolyethylen
MX9204447A MX9204447A (es) 1991-07-31 1992-07-30 Proceso para la preparacion de polietileno lineal de baja densidad, polimeros de etileno en forma de particulas y composiciones obtenidas a partir de tales polimeros.
TW081106065A TW297026B (it) 1991-07-31 1992-07-31
CN92110113A CN1040986C (zh) 1991-07-31 1992-07-31 线型低密度聚乙烯的制备方法
KR1019930700273A KR100229255B1 (en) 1991-07-31 1993-01-30 Process for the preparation of linear low density polyethylene
NO930940A NO300276B1 (no) 1991-07-31 1993-03-16 Etylenkopolymerer og fremgangsmåte for fremstilling av slike
FI931406A FI108647B (fi) 1991-07-31 1993-03-29 Menetelmä lineaarisen alhaisen tiheyden polyeteenin valmistamiseksi
GR950403014T GR3018043T3 (en) 1991-07-31 1995-11-09 Process for the preparation of linear low density polyethylene.
CN96103678A CN1080269C (zh) 1991-07-31 1996-03-25 线型低密度聚乙烯的制备方法
GR20000400976T GR3033294T3 (en) 1991-07-31 2000-04-21 Process for the preparation of linear low density polyethylene.

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 (3)

Publication Number Publication Date
ITMI912142A0 ITMI912142A0 (it) 1991-07-31
ITMI912142A1 ITMI912142A1 (it) 1993-02-01
IT1250731B true IT1250731B (it) 1995-04-21

Family

ID=11360481

Family Applications (1)

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

Country Status (24)

Country Link
US (1) US5387749A (it)
EP (2) EP0551485B2 (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)

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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
US5693719A (en) * 1994-12-16 1997-12-02 Mitsubishi Chemical Corporation Ethylene polymers
EP0677624A3 (de) * 1995-06-07 1996-11-13 Sarna Patent & Lizenz Ag Kunststoffdichtungsbahnen.
IT1276120B1 (it) * 1995-11-14 1997-10-24 Montell Technology Company Bv Film multistrato estensibili basati su lldpe
IT1276121B1 (it) * 1995-11-14 1997-10-24 Montell Technology Company Bv Film multistrato estensibili
IT1277095B1 (it) * 1995-12-18 1997-11-04 Montell Technology Company Bv Film termoretraibili multistrato
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
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
KR20010021553A (ko) 1998-05-06 2001-03-15 간디 지오프레이 에이치. 폴리올레핀 조성물 및 그로부터 얻어진 필름
ITMI981547A1 (it) 1998-07-07 2000-01-07 Montell Technology Company Bv Composizioni polietileniche aventi elevate proprieta' meccaniche e migliorata lavorabilita'allo stato fuso
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
BR0006832B1 (pt) 1999-06-18 2009-08-11 componentes catalìticos para a polimerização de olefinas, processo para a preparação de componentes catalìticos e catalisadores resultantes.
BR0013951A (pt) 1999-09-10 2002-07-16 Basell Technology Co Bv Catalisadores para a polimerização de olefinas ch2 = chr
KR100572915B1 (ko) * 1999-11-30 2006-04-24 삼성토탈 주식회사 압출코팅용 폴리프로필렌 수지 조성물
WO2002074818A1 (en) 2001-03-15 2002-09-26 Basell Poliolefine Italia S.P.A. Process for the (co)polymerization of ethylene
ATE434629T1 (de) 2001-06-26 2009-07-15 Basell Poliolefine Srl Verfahren zur herstellung von katalysator- komponenten für die olefinpolymerisation
MY136330A (en) 2001-12-12 2008-09-30 Basell Poliolefine Spa Process for the polymerization of olefins
WO2003106514A2 (en) 2002-06-13 2003-12-24 Basell Poliolefine Italia S.P.A. Process for the preparation of ethylene copolymers
DE60314629T2 (de) 2002-06-13 2008-06-05 Basell Poliolefine Italia S.R.L. Ziegler natta katalysator für die polymerisation von olefinen
RU2322457C2 (ru) 2002-12-18 2008-04-20 Базелль Полиолефин Италия С.П.А. Каталитические компоненты для полимеризации олефинов
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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
EP1863856B1 (en) * 2005-03-30 2013-09-18 Basell Poliolefine Italia S.r.l. Process for preparing crystalline ethylene (co)polymers
ATE538142T1 (de) * 2005-03-30 2012-01-15 Basell Poliolefine Srl Katalysatorkomponenten für die polymerisation von olefinen
JP2008534723A (ja) 2005-03-30 2008-08-28 バーゼル・ポリオレフィン・イタリア・ソチエタ・ア・レスポンサビリタ・リミタータ オレフィン重合用触媒成分
EP2094737A1 (en) * 2006-11-21 2009-09-02 Basell Poliolefine Italia S.r.l. Catalyst component for the polymerization of olefins
WO2008077770A1 (en) 2006-12-22 2008-07-03 Basell Poliolefine Italia S.R.L. Catalyst components for the polymerization of olefins and catalysts therefrom obtained
US8497328B2 (en) 2008-08-20 2013-07-30 Basell Poliolefine Italia, s.r.l. Catalyst components for the polymerization of olefins and catalysts therefrom obtained
US9266979B2 (en) 2009-06-18 2016-02-23 Basell Poliolefine Italia S.R.L. Catalyst components for the polymerization of olefins and catalysts therefrom obtained
US10138310B2 (en) 2010-08-24 2018-11-27 Equistar Chemicals, Lp Preparation of LLDPE resins and films having low gels
US10155825B2 (en) 2010-08-24 2018-12-18 Basell Poliolefine Italia S.R.L. Catalyst components for the polymerization of olefins
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Also Published As

Publication number Publication date
DE69205960T2 (de) 1996-04-25
MY108479A (en) 1996-09-30
AU2379292A (en) 1993-03-02
AU663884B2 (en) 1995-10-26
NO300276B1 (no) 1997-05-05
CN1080269C (zh) 2002-03-06
FI931406A (fi) 1993-03-29
IL102667A (en) 1995-05-26
DK0551485T3 (da) 1995-12-27
NO930940D0 (no) 1993-03-16
US5387749A (en) 1995-02-07
BR9205312A (pt) 1994-09-27
ITMI912142A1 (it) 1993-02-01
RU2120448C1 (ru) 1998-10-20
DK0551485T4 (da) 2000-12-04
CN1040986C (zh) 1998-12-02
ITMI912142A0 (it) 1991-07-31
AR246749A1 (es) 1994-09-30
MX9204447A (es) 1993-05-01
CN1070653A (zh) 1993-04-07
WO1993003078A1 (en) 1993-02-18
FI931406A0 (fi) 1993-03-29
EP0551485B1 (en) 1995-11-08
EP0551485B2 (en) 2000-04-19
DE69205960D1 (de) 1995-12-14
ZA925664B (en) 1993-04-28
TW297026B (it) 1997-02-01
DE69205960T3 (de) 2000-07-27
NO930940L (no) 1993-03-16
ES2079881T5 (es) 2000-07-16
EP0525767A1 (en) 1993-02-03
ES2079881T3 (es) 1996-01-16
CA2092921A1 (en) 1993-02-01
EP0551485A1 (en) 1993-07-21
CN1134943A (zh) 1996-11-06
GR3018043T3 (en) 1996-02-29
ATE130015T1 (de) 1995-11-15
FI108647B (fi) 2002-02-28
JPH06503852A (ja) 1994-04-28
GR3033294T3 (en) 2000-09-29
JP3239184B2 (ja) 2001-12-17
KR100229255B1 (en) 1999-11-01

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