IT8620123A0 - Procedimento per la preparazione di polietilene a bassa o media densita' e catalizzatori adatti allo scopo. - Google Patents

Procedimento per la preparazione di polietilene a bassa o media densita' e catalizzatori adatti allo scopo.

Info

Publication number
IT8620123A0
IT8620123A0 IT8620123A IT2012386A IT8620123A0 IT 8620123 A0 IT8620123 A0 IT 8620123A0 IT 8620123 A IT8620123 A IT 8620123A IT 2012386 A IT2012386 A IT 2012386A IT 8620123 A0 IT8620123 A0 IT 8620123A0
Authority
IT
Italy
Prior art keywords
procedure
preparation
low
density polyethylene
medium density
Prior art date
Application number
IT8620123A
Other languages
English (en)
Other versions
IT8620123A1 (it
IT1190319B (it
Inventor
Mauro Mirra
Renzo Invernizzi
Francesco Masi
Antonio Bani
Original Assignee
Enichem Polimeri
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 Enichem Polimeri filed Critical Enichem Polimeri
Publication of IT8620123A0 publication Critical patent/IT8620123A0/it
Priority to IT20123/86A priority Critical patent/IT1190319B/it
Priority to PT84691A priority patent/PT84691B/pt
Priority to DZ870101A priority patent/DZ1096A1/fr
Priority to EP87830149A priority patent/EP0243327B1/en
Priority to DD87301903A priority patent/DD260284A5/de
Priority to AT87830149T priority patent/ATE53596T1/de
Priority to YU695/87A priority patent/YU44945B/xx
Priority to IL82230A priority patent/IL82230A/xx
Priority to SU874202500A priority patent/RU2036201C1/ru
Priority to DE8787830149T priority patent/DE3763196D1/de
Priority to CN87103866A priority patent/CN1044124C/zh
Priority to ES87830149T priority patent/ES2016654B3/es
Priority to KR1019870003710A priority patent/KR940007561B1/ko
Priority to MX006100A priority patent/MX169872B/es
Priority to IN289/MAS/87A priority patent/IN169994B/en
Priority to AR87307324A priority patent/AR243907A1/es
Priority to BR8701878A priority patent/BR8701878A/pt
Priority to CA000535120A priority patent/CA1277096C/en
Priority to TR87/0466A priority patent/TR25022A/xx
Publication of IT8620123A1 publication Critical patent/IT8620123A1/it
Application granted granted Critical
Publication of IT1190319B publication Critical patent/IT1190319B/it
Priority to YU65290A priority patent/YU47431B/sh
Priority to HR930609 priority patent/HRP930609B1/xx
Priority to US08/436,645 priority patent/US5571877A/en
Priority to BA970161A priority patent/BA97161B1/bs

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
    • 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
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/02—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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT20123/86A 1986-04-17 1986-04-17 Procedimento per la preparazione di polietilene a bassa o media densita' e catalizzatori adatti allo scopo IT1190319B (it)

Priority Applications (23)

Application Number Priority Date Filing Date Title
IT20123/86A IT1190319B (it) 1986-04-17 1986-04-17 Procedimento per la preparazione di polietilene a bassa o media densita' e catalizzatori adatti allo scopo
PT84691A PT84691B (pt) 1986-04-17 1987-04-15 Processo de preparacao de polietileno de cadeia linear de baixa ou media densidade e de catalizadores adequados para o mesmo
DZ870101A DZ1096A1 (fr) 1986-04-17 1987-04-15 Méthode de préparation d'un polyéthylène à chaîne droite des faible ou moyenne densité, et catalyseurs appropries à cela.
DD87301903A DD260284A5 (de) 1986-04-17 1987-04-16 Verfahren zur herstellung von geradkettigen polyethylenen
EP87830149A EP0243327B1 (en) 1986-04-17 1987-04-16 A method of preparing low or medium-densitity straight-chain polyethylene
AT87830149T ATE53596T1 (de) 1986-04-17 1987-04-16 Verfahren zur herstellung von linearem polyethylen von niedriger oder mittlerer dichte.
YU695/87A YU44945B (en) 1986-04-17 1987-04-16 Ziegler type catalyzer for preparing polyethylene with low or medium density and straight chain
IL82230A IL82230A (en) 1986-04-17 1987-04-16 Ziegler-type catalysts for preparing low or medium-density straight-chain polyethylene
SU874202500A RU2036201C1 (ru) 1986-04-17 1987-04-16 Способ получения катализатора сополимеризации этилена с бутеном-1
DE8787830149T DE3763196D1 (de) 1986-04-17 1987-04-16 Verfahren zur herstellung von linearem polyethylen von niedriger oder mittlerer dichte.
CN87103866A CN1044124C (zh) 1986-04-17 1987-04-16 一种制备乙烯和C4－C6α－烯烃的低或中密度的直链共聚物的方法
ES87830149T ES2016654B3 (es) 1986-04-17 1987-04-16 Metodo de preparacion de polietileno de cadena recta de densidad baja o media, y catalizadores apropiados para este fin.
KR1019870003710A KR940007561B1 (ko) 1986-04-17 1987-04-17 저-밀도 또는 중-밀도 직쇄 폴리에틸렌의 제조방법 및 그에 적합한 촉매
AR87307324A AR243907A1 (es) 1986-04-17 1987-04-20 Metodo para la preparacion de polietilenos de baja o media densidad, de cadena recta.
MX006100A MX169872B (es) 1986-04-17 1987-04-20 Metodo para la preparacion de polietilenos de baja o media densidad de cadena recta
IN289/MAS/87A IN169994B (it) 1986-04-17 1987-04-20
BR8701878A BR8701878A (pt) 1986-04-17 1987-04-21 Metodo de preparacao de polietilenos
CA000535120A CA1277096C (en) 1986-04-17 1987-04-21 Method of preparing low or medium-density straight- chain polyethylene,and catalysts suitable for this purpose
TR87/0466A TR25022A (tr) 1986-04-17 1987-06-24 ALCAK VEYA ORTA DANSITELI DüZ ZINCIRLI POLIETILE- NIN HAZIRLANMASI ICIN USUL VE BU MAKSADA UYGUN KA- TALIZÖR
YU65290A YU47431B (sh) 1986-04-17 1990-04-03 Postupak za pripremanje polietilena, sa pravim lancem, male ili srednje gustine
HR930609 HRP930609B1 (en) 1986-04-17 1993-03-30 A method for preparing low or medium-density straight-chain polyethylene
US08/436,645 US5571877A (en) 1986-04-17 1995-05-08 Method of preparing low or medium-density straight-chain polyethylene, and catalysts suitable for this purpose
BA970161A BA97161B1 (bs) 1986-04-17 1997-04-24 Katalizator zieglerovog tipa za kopolimerizaciju etilena sa C4-C6 alfa-olefinom i postupak za njegovo dobijanje

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20123/86A IT1190319B (it) 1986-04-17 1986-04-17 Procedimento per la preparazione di polietilene a bassa o media densita' e catalizzatori adatti allo scopo

Publications (3)

Publication Number Publication Date
IT8620123A0 true IT8620123A0 (it) 1986-04-17
IT8620123A1 IT8620123A1 (it) 1987-10-17
IT1190319B IT1190319B (it) 1988-02-16

Family

ID=11163995

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20123/86A IT1190319B (it) 1986-04-17 1986-04-17 Procedimento per la preparazione di polietilene a bassa o media densita' e catalizzatori adatti allo scopo

Country Status (19)

Country Link
EP (1) EP0243327B1 (it)
KR (1) KR940007561B1 (it)
CN (1) CN1044124C (it)
AR (1) AR243907A1 (it)
AT (1) ATE53596T1 (it)
BR (1) BR8701878A (it)
CA (1) CA1277096C (it)
DD (1) DD260284A5 (it)
DE (1) DE3763196D1 (it)
DZ (1) DZ1096A1 (it)
ES (1) ES2016654B3 (it)
IL (1) IL82230A (it)
IN (1) IN169994B (it)
IT (1) IT1190319B (it)
MX (1) MX169872B (it)
PT (1) PT84691B (it)
RU (1) RU2036201C1 (it)
TR (1) TR25022A (it)
YU (2) YU44945B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1203330B (it) * 1987-02-06 1989-02-15 Enichem Base Spa Componente di catalizzatore e catalizzatore per la polimerizzazione dell'etilene o la co-polimerizzazione dell-etilene con alfa-olefine
FI83331C (fi) * 1988-12-30 1991-06-25 Neste Oy Framstaellning och anvaendning av en ny ziegler-natta-katalysatorkomponent.
FI85276C (fi) * 1989-05-04 1992-03-25 Neste Oy Ny ziegler-natta -katalysatorkomponent, dess framstaellning och anvaendning.
FI85277C (fi) * 1989-07-28 1992-03-25 Neste Oy Foerfarande foer framstaellning av katalysatorkomponenter foer polymerisation av polyeten med relativt smal molmassafoerdelning.
IT1236510B (it) * 1989-10-06 1993-03-11 Renzo Invernizzi Procedimento per la preparazione di copolimeri etilene-propilene.
IT1236509B (it) * 1989-10-06 1993-03-11 Francesco Masi Procedimento per la preparazione di copolimeri etilene-butene-1 con densita' ultra-bassa.
US6730627B1 (en) 1991-07-12 2004-05-04 Ecp Enichem Polimeri S.R.L. Solid component of catalyst for the (co) polymerization of ethylene and α-olefins
IT1252069B (it) * 1991-11-25 1995-05-29 Enichem Elastomers Processo per la preparazione di copolimeri elastomerici dell'etilene
IT1262935B (it) * 1992-01-31 1996-07-22 Montecatini Tecnologie Srl Componenti e catalizzatori per la polimerizzazione di olefine
IT1262934B (it) * 1992-01-31 1996-07-22 Montecatini Tecnologie Srl Componenti e catalizzatori per la polimerizzazione di olefine
IT1256648B (it) 1992-12-11 1995-12-12 Montecatini Tecnologie Srl Componenti e catalizzatori per la polimerizzazione delle olefine
DE4417475A1 (de) * 1994-05-19 1995-11-23 Hoechst Ag Verfahren zur Herstellung einer Katalysatorkomponente für die Polymerisation von Ethylen und 1-Olefinen zu ultrahochmolekularen Ethylenpolymeren
RU2219190C2 (ru) * 1998-03-05 2003-12-20 Монтелл Текнолоджи Компани Б.В. (со)полимеры полибутена-1 и способ их получения
IT1397080B1 (it) 2009-11-23 2012-12-28 Polimeri Europa Spa Catalizzatore di tipo ziegler-natta per la (co)polimerizzazione delle alfa-olefine con elevata produttivita'
EP2545082A1 (en) * 2010-03-08 2013-01-16 Basell Poliolefine Italia S.R.L. Catalyst components for the polymerization of olefins
IT1403278B1 (it) 2010-12-20 2013-10-17 Polimeri Europa Spa Precursore di catalizzatore e catalizzatore per la (co)polimerizzazione delle alfa-olefine ad alta temperatura
ES2628463T3 (es) * 2011-03-28 2017-08-02 Dow Global Technologies Llc Proceso para producir copolímeros de etileno-alfa-olefina con resistencia en estado fundido mejorada y artículos de los mismos
WO2026139884A1 (en) 2024-12-24 2026-07-02 Versalis Oilfield Solutions S.R.L. Ziegler-natta bimetallic catalysts, catalytic systems including the same and processes for polymerizing linear alpha-olefins
WO2026139802A1 (en) 2024-12-24 2026-07-02 Versalis Oilfield Solutions S.R.L. Ziegler-natta bimetallic catalysts, catalytic systems including the same and processes for polymerizing linear alpha-olefins

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU65587A1 (it) * 1972-06-22 1973-12-27
IT1136627B (it) * 1981-05-21 1986-09-03 Euteco Impianti Spa Catalizzatore supportato per la polimerizzazione di etilene

Also Published As

Publication number Publication date
EP0243327A1 (en) 1987-10-28
CN1044124C (zh) 1999-07-14
IT8620123A1 (it) 1987-10-17
YU44945B (en) 1991-04-30
ES2016654B3 (es) 1990-11-16
CA1277096C (en) 1990-11-27
RU2036201C1 (ru) 1995-05-27
BR8701878A (pt) 1988-02-17
DZ1096A1 (fr) 2004-09-13
PT84691B (pt) 1989-11-30
KR870010090A (ko) 1987-11-30
YU47431B (sh) 1995-03-27
IT1190319B (it) 1988-02-16
DE3763196D1 (de) 1990-07-19
DD260284A5 (de) 1988-09-21
YU69587A (en) 1988-04-30
YU65290A (en) 1991-10-31
AR243907A1 (es) 1993-09-30
ATE53596T1 (de) 1990-06-15
IL82230A0 (en) 1987-10-30
PT84691A (en) 1987-05-01
IN169994B (it) 1992-01-25
IL82230A (en) 1991-12-15
CN87103866A (zh) 1987-12-16
EP0243327B1 (en) 1990-06-13
MX169872B (es) 1993-07-29
KR940007561B1 (ko) 1994-08-20
TR25022A (tr) 1992-09-01

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970415