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)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic 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)
  • Graft Or Block Polymers (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 (sv)
EP (2) EP0525767A1 (sv)
JP (1) JP3239184B2 (sv)
KR (1) KR100229255B1 (sv)
CN (2) CN1040986C (sv)
AR (1) AR246749A1 (sv)
AT (1) ATE130015T1 (sv)
AU (1) AU663884B2 (sv)
BR (1) BR9205312A (sv)
CA (1) CA2092921A1 (sv)
DE (1) DE69205960T3 (sv)
DK (1) DK0551485T4 (sv)
ES (1) ES2079881T5 (sv)
FI (1) FI108647B (sv)
GR (2) GR3018043T3 (sv)
IL (1) IL102667A (sv)
IT (1) IT1250731B (sv)
MX (1) MX9204447A (sv)
MY (1) MY108479A (sv)
NO (1) NO300276B1 (sv)
RU (1) RU2120448C1 (sv)
TW (1) TW297026B (sv)
WO (1) WO1993003078A1 (sv)
ZA (1) ZA925664B (sv)

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
EP0574821B1 (en) * 1992-06-18 1998-03-11 Montell Technology Company bv Process and apparatus for the gas-phase polymerization of olefins
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
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
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
BR9906424A (pt) 1998-05-06 2000-07-11 Montell Technology Company Bv Composições poliolefìinicas e filmes obtidos a partir delas
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
ATE376560T1 (de) 1999-06-18 2007-11-15 Basell Poliolefine Srl Katalysatorkomponenten für die polymerisation von olefinen und daraus erhaltene katalysatoren
KR20020037355A (ko) 1999-09-10 2002-05-18 간디 지오프레이 에이치. 올레핀의 중합 촉매
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
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
CN1659190A (zh) 2002-06-13 2005-08-24 巴塞尔聚烯烃意大利有限公司 乙烯共聚物的制备方法
ES2289295T3 (es) 2002-06-13 2008-02-01 Basell Poliolefine Italia S.R.L. Componentes cataliticos ziegler natta para la polimerizacion de olefinas.
ES2420879T3 (es) 2002-12-18 2013-08-27 Basell Poliolefine Italia S.R.L. Componentes catalizadores para la polimerización de olefinas
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
WO2004106388A2 (en) 2003-05-29 2004-12-09 Basell Poliolefine Italia S.R.L. Process for the preparation of a catalyst component and components therefrom obtained
KR20070118150A (ko) * 2005-03-30 2007-12-13 바셀 폴리올레핀 이탈리아 에스.알.엘 결정성 에틸렌 (공)중합체의 제조 방법
KR20070118143A (ko) * 2005-03-30 2007-12-13 바셀 폴리올레핀 이탈리아 에스.알.엘 올레핀 중합용 촉매 성분
KR20070118144A (ko) * 2005-03-30 2007-12-13 바셀 폴리올레핀 이탈리아 에스.알.엘 올레핀 중합용 촉매 성분
US8034735B2 (en) * 2006-11-21 2011-10-11 Basell Poliolefine Italia, s.r.l. Catalyst component for the polymerization of olefins
US8071499B2 (en) 2006-12-22 2011-12-06 Basell Poliolefine Italia S.R.L. Catalyst components for the polymerization of olefins and catalysts therefrom obtained
EP2315786A1 (en) 2008-08-20 2011-05-04 Basell Poliolefine Italia S.r.l. Catalyst components for the polymerization of olefins and catalysts therefrom obtained
KR20120031175A (ko) 2009-06-18 2012-03-30 바셀 폴리올레핀 이탈리아 에스.알.엘 올레핀 중합용 촉매 성분 및 그로부터 수득된 촉매
CN103052656B (zh) 2010-08-24 2016-06-01 巴塞尔聚烯烃意大利有限责任公司 用于烯烃聚合的催化剂组分
US10138310B2 (en) 2010-08-24 2018-11-27 Equistar Chemicals, Lp Preparation of LLDPE resins and films having low gels
CN103442808A (zh) 2011-04-01 2013-12-11 巴塞尔聚烯烃意大利有限责任公司 用于烯烃聚合的催化剂组分和由其得到的催化剂
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
KR101963526B1 (ko) * 2015-03-25 2019-03-28 바젤 폴리올레핀 게엠베하 연속 기상 중합 공정
US11021555B2 (en) 2016-07-15 2021-06-01 Basell Poliolefine Italia S.R.L. Catalyst for the polymerization of olefins
BR112019011717B1 (pt) 2016-12-19 2022-11-01 Basell Poliolefine Italia S.R.L. Componente catalisador para a polimerização de olefinas, catalisadores obtidos a partir dos mesmos e processo para a (co)polimerização de olefinas
WO2021099123A1 (en) 2019-11-20 2021-05-27 Basell Poliolefine Italia S.R.L. Process for the preparation of a catalyst component and components therefrom obtained

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

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