NO910097L - Katalysatorbestanddeler for polymerisering av olefiner. - Google Patents

Katalysatorbestanddeler for polymerisering av olefiner.

Info

Publication number: NO910097L
Authority: NO; Norway
Prior art keywords: olefines; polymerization; catalyst components; catalyst; components
Prior art date: 1990-01-10

Application number

NO91910097A

Other languages

English (en)

Other versions

NO910097D0 (no

Inventor

Giampiero Morini

Enrico Albizzati

Umberto Giannini

Luisa Barino

Raimondo Scordamaglia

Elisabetta Barbassa

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.)

1990-01-10

Filing date

1991-01-09

Publication date

1991-07-11

1991-01-09 Application filed by Himont Inc filed Critical Himont Inc

1991-01-09 Publication of NO910097D0 publication Critical patent/NO910097D0/no

1991-07-11 Publication of NO910097L publication Critical patent/NO910097L/no

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
- C08F4/00—Polymerisation catalysts
- 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

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)

NO91910097A 1990-01-10 1991-01-09 Katalysatorbestanddeler for polymerisering av olefiner. NO910097L (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT19039A IT1241062B (it)	1990-01-10	1990-01-10	Componenti e catalizzatori per la polimerizzazione di olefine

Publications (2)

Publication Number	Publication Date
NO910097D0 NO910097D0 (no)	1991-01-09
NO910097L true NO910097L (no)	1991-07-11

Family

ID=11154036

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO91910097A NO910097L (no)	1990-01-10	1991-01-09	Katalysatorbestanddeler for polymerisering av olefiner.

Country Status (23)

Country	Link
US (1)	US5106807A (no)
EP (2)	EP0671417B1 (no)
JP (1)	JP2962841B2 (no)
KR (1)	KR910014404A (no)
CN (1)	CN1027643C (no)
AR (1)	AR244712A1 (no)
AU (1)	AU628245B2 (no)
BR (1)	BR9100088A (no)
CA (1)	CA2033808A1 (no)
CS (1)	CS4691A2 (no)
DE (2)	DE69114309T2 (no)
FI (1)	FI910137L (no)
HU (1)	HUT60293A (no)
IL (1)	IL96870A0 (no)
IT (1)	IT1241062B (no)
MX (1)	MX24042A (no)
NO (1)	NO910097L (no)
PH (1)	PH27589A (no)
PL (1)	PL288637A1 (no)
PT (1)	PT96460A (no)
RO (1)	RO107125B1 (no)
YU (1)	YU1591A (no)
ZA (1)	ZA9152B (no)

Families Citing this family (62)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT1238387B (it) *	1990-01-10	1993-07-16	Himont Inc	Componenti e catalizzatori per la polimerizzazione di olefine
IT1252205B (it) *	1991-12-13	1995-06-05	Himont Inc	Processo per la preparazione di poliolefine stabilizzate e prodotti cosi` ottenuti.
KR950701550A (ko) *	1992-05-11	1995-04-28	윌리암 에이. 하이드리히	올레핀 중합 촉매계(olefin polymerization catalyst system)
KR100334165B1 (ko)	1998-04-17	2002-11-27	삼성종합화학주식회사	에틸렌 중합 및 에틸렌/α-올레핀 공중합용 담지촉매의 제조방법
KR100546499B1 (ko) *	1999-05-27	2006-01-26	삼성토탈 주식회사	에틸렌 중합 및 공중합용 촉매
KR100524293B1 (ko)	1999-05-27	2005-10-26	삼성토탈 주식회사	에틸렌 중합 및 공중합용 촉매
US6800580B1 (en)	1999-10-23	2004-10-05	Samsung General Chemicals Co., Ltd.	Method for producing an improved catalyst for homo-and co-polymerization of olefin
KR100361224B1 (ko)	1999-12-01	2002-11-29	삼성종합화학주식회사	에틸렌 중합 및 공중합용 촉매의 제조방법
KR100351386B1 (ko)	2000-04-24	2002-09-05	삼성종합화학주식회사	초고분자량 폴리에틸렌 제조용 촉매 및 이를 이용한초고분자량 폴리에틸렌 제조방법
KR100353960B1 (ko)	2000-05-31	2002-09-27	삼성종합화학주식회사	에틸렌 중합체 및 공중합체의 제조방법
KR100359932B1 (ko)	2000-06-15	2002-11-07	삼성종합화학주식회사	에틸렌 중합 및 공중합용 촉매
KR100387734B1 (ko) *	2000-06-17	2003-06-18	삼성종합화학주식회사	올레핀 중합용 촉매 및 중합방법
KR100389475B1 (ko) *	2000-11-09	2003-06-27	삼성종합화학주식회사	에틸렌 중합 또는 공중합용 촉매의 제조 방법
KR100389477B1 (ko) *	2000-11-09	2003-06-27	삼성종합화학주식회사	에틸렌 중합체 및 공중합체 제조방법
KR100389476B1 (ko) *	2000-11-09	2003-06-27	삼성종합화학주식회사	에틸렌 중합체 및 공중합체 제조방법
KR100389962B1 (ko) *	2000-11-10	2003-07-02	삼성종합화학주식회사	에틸렌 중합 또는 공중합용 촉매의 제조 방법
KR100421551B1 (ko) *	2000-12-16	2004-03-09	삼성아토피나주식회사	올레핀 전중합 촉매 및 이를 이용한 올레핀 중합방법
EP1362080B1 (en) *	2000-12-22	2005-09-28	Samsung General Chemicals Co., Ltd.	Polyolefin resin composition
EP1358223A4 (en) *	2000-12-22	2005-01-05	Samsung General Chemicals Co	CHELATE CATALYST FOR OLEFIN POLYMERIZATION AND OLEFIN POLYMERIZATION METHOD USED
US7067576B2 (en) *	2000-12-22	2006-06-27	Samsung Atofina, Co., Ltd.	Flame retardant polypropylene resin composition
EP1362079B1 (en) *	2000-12-22	2005-06-08	Samsung General Chemicals Co., Ltd.	Polypropylene resin composition with improved surface hardness and scratch resistance properties
KR100421553B1 (ko)	2000-12-27	2004-03-09	삼성아토피나주식회사	알파 올레핀 중합 방법
KR100430977B1 (ko) *	2000-12-29	2004-05-12	삼성아토피나주식회사	올레핀 중합용 촉매 제조방법
MXPA02000431A (es) *	2001-01-12	2005-06-06	Fina Technology	Produccion de resinas de polipropileno de flujo de fundicion ultra rapido.
KR100496776B1 (ko) *	2001-06-21	2005-06-22	삼성토탈 주식회사	에틸렌 중합 및 공중합용 촉매
KR20020096590A (ko) *	2001-06-21	2002-12-31	삼성종합화학주식회사	에틸렌 중합 및 공중합용 촉매
KR100530794B1 (ko) *	2001-06-21	2005-11-23	삼성토탈 주식회사	에틸렌 중합 및 공중합용 촉매
KR100530795B1 (ko) *	2001-12-26	2005-11-23	삼성토탈 주식회사	에틸렌 중합 및 공중합 방법
US6780808B2 (en) *	2002-07-15	2004-08-24	Univation Technologies, Llc	Enhanced solubility of magnesium halides and catalysts and polymerization process using same
JP3786138B2 (ja)	2002-08-19	2006-06-14	宇部興産株式会社	α−オレフィンの重合又は共重合に用いられるα−オレフィンの重合又は共重合用触媒、その触媒成分及びその触媒を用いたα−オレフィンの重合方法
US6657024B1 (en) *	2002-09-03	2003-12-02	Fina Technology, Inc.	Polymerization catalyst system using n-butylmethyldimethoxysilane for preparation of polypropylene film grade resins
CA2527357A1 (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
US7078468B2 (en) *	2003-06-27	2006-07-18	Fina Technology, Inc.	Polymerization catalyst system using di-sec-butyldimethoxysilane for preparation of polypropylene
KR100604963B1 (ko) *	2004-02-27	2006-07-26	삼성토탈 주식회사	올레핀 중합용 고체 티타늄 촉매의 제조방법
KR100604962B1 (ko)	2004-02-27	2006-07-26	삼성토탈 주식회사	올레핀 중합용 고체 티타늄 촉매의 제조방법
CN1289542C (zh) *	2004-07-05	2006-12-13	中国石油化工股份有限公司	用于烯烃聚合反应的球形催化剂组分及其催化剂
US6967231B1 (en)	2004-09-23	2005-11-22	Equistar Chemicals, Lp	Olefin polymerization process
KR100715265B1 (ko) *	2006-01-12	2007-05-04	삼성토탈 주식회사	에틸렌 중합 및 공중합 방법
KR100723367B1 (ko) *	2006-04-19	2007-05-30	삼성토탈 주식회사	올레핀 중합 및 공중합 방법
CN100569734C (zh)	2006-05-22	2009-12-16	中国科学院上海有机化学研究所	一类含杂原子的有机化合物及其在齐格勒-纳塔催化剂中的应用
CA2665244A1 (en) *	2006-12-29	2008-07-10	Fina Technology, Inc.	Succinate-containing polymerization catalyst system using n-butylmethyldimethoxysilane for preparation of polypropylene film grade resins
KR100878429B1 (ko) *	2007-03-28	2009-01-13	삼성토탈 주식회사	올레핀 중합용 고체 티타늄 촉매의 제조방법
TW200936610A (en) *	2008-02-26	2009-09-01	Samsung Total Petrochemicals	A preparation method of catalyst for ethylene polymerization and copolymerization
WO2009124722A1 (en)	2008-04-07	2009-10-15	Süd-Chemie AG	Method for preparing a titanium catalyst component, titanium catalyst component, method for preparing a titanium catalyst and titanium catalyst
US8088872B2 (en) *	2008-11-25	2012-01-03	Dow Global Technologies Llc	Procatalyst composition including silyl ester internal donor and method
CN101831015B (zh) *	2009-03-10	2011-12-07	中国石油天然气股份有限公司	一种制备超高分子量聚乙烯的催化剂
US7619049B1 (en)	2009-04-13	2009-11-17	Formosa Plastics Corporation, U.S.A.	Cyclic organosilicon compounds as electron donors for polyolefin catalysts
US7790819B1 (en)	2009-04-13	2010-09-07	Formosa Plastics Corporation, U.S.A.	Bicyclic organosilicon compounds as electron donors for polyolefin catalysts
US10654947B2 (en)	2011-10-28	2020-05-19	Formosa Plastics Corporation, Usa	Cyclic organosilicon compounds as electron donors in Zeigler-Natta catalyst systems for producing propylene polymer having high melt-flowability
US8575283B1 (en)	2012-06-28	2013-11-05	Formosa Plastics Corporation, U.S.A.	Heterocyclic organic compounds as electron donors for polyolefin catalysts
US9593184B2 (en)	2014-10-28	2017-03-14	Formosa Plastics Corporation, Usa	Oxalic acid diamides as modifiers for polyolefin catalysts
US9777084B2 (en)	2016-02-19	2017-10-03	Formosa Plastics Corporation, Usa	Catalyst system for olefin polymerization and method for producing olefin polymer
US11427660B2 (en)	2016-08-17	2022-08-30	Formosa Plastics Corporation, Usa	Organosilicon compounds as electron donors for olefin polymerization catalysts and methods of making and using same
US9815920B1 (en)	2016-10-14	2017-11-14	Formosa Plastics Corporation, Usa	Olefin polymerization catalyst components and process for the production of olefin polymers therewith
US10822438B2 (en)	2017-05-09	2020-11-03	Formosa Plastics Corporation	Catalyst system for enhanced stereo-specificity of olefin polymerization and method for producing olefin polymer
WO2021221987A1 (en)	2020-04-30	2021-11-04	Dow Global Technologies Llc	Ziegler-natta (pro)catalyst systems made with azaheterocyclic compound
CN115433296B (zh) *	2021-06-03	2024-04-05	中国科学院化学研究所	一种催化剂组合物及其在烯烃聚合中的应用
CN115433221A (zh) *	2021-06-03	2022-12-06	中国科学院化学研究所	双(烷氧烷基)硅烷类外给电子体及其制备方法和在烯烃聚合中的应用
US20250066513A1 (en)	2023-08-23	2025-02-27	Formosa Plastics Corporation, U.S.A.	Catalyst System For Enhanced Stereo-Specificity Of Olefin Polymerization
US20250109218A1 (en)	2023-09-29	2025-04-03	Formosa Plastics Corporation, U.S.A.	Method for preparing catalyst component for polymerization of polyolefin without the use of internal electron donors
US20250115687A1 (en)	2023-10-06	2025-04-10	Formosa Plastics Corporation, U.S.A.	Production method for solid catalyst component for polymerizing olefins, and catalyst for polymerizaing olefins
US20250297039A1 (en)	2024-03-19	2025-09-25	Formosa Plastics Corporation, U.S.A.	Olefin polymerization catalyst components containing diglycidylester components and its use for the production of polypropylene having high isotacticity at high melt flow rate

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4107414A (en) *	1971-06-25	1978-08-15	Montecatini Edison S.P.A.	Process for the stereoregular polymerization of alpha olefins
US4033902A (en) *	1974-04-20	1977-07-05	Sws Silicones Corporation	Cobalt-platinum catalyst
IT1054410B (it) *	1975-11-21	1981-11-10	Mitsui Petrochemical Ind	Catalizzatori per la polimerizzazione delle alfa olefine
IT1068112B (it) *	1976-08-09	1985-03-21	Montedison Spa	Componenti di catalizzatori per la polimerizzazione delle alfa olefine e catalizzatori da essi ottenuti
IT1099416B (it) *	1978-10-23	1985-09-18	Montedison Spa	Componenti e catalizzatori per la polimerizzazione delle olefine
EP0019312B1 (en) *	1979-04-30	1983-08-17	Shell Internationale Researchmaatschappij B.V.	Olefin polymerization catalyst compositions and a process for the polymerization of olefins employing such compositions
JPS595203B2 (ja) *	1979-07-25	1984-02-03	東亜燃料工業株式会社	α−オレフイン重合用触媒成分の製造方法
JPS5695909A (en) *	1979-12-28	1981-08-03	Nippon Oil Co Ltd	Preparation of polyolefin
US4318819A (en) *	1980-02-25	1982-03-09	Uop Inc.	Chiral supports for resolution of racemates
EP0037182B2 (en) *	1980-03-24	1991-06-12	Imperial Chemical Industries Plc	Preparation of a dried transition metal product
IT1141295B (it) *	1980-04-22	1986-10-01	Montedison Spa	Componenti e catalizzatori per la polimerizzazione delle alfaolefine
IT1209255B (it) *	1980-08-13	1989-07-16	Montedison Spa	Catalizzatori per la polimerizzazione di olefine.
IT1190683B (it) *	1982-02-12	1988-02-24	Montedison Spa	Componenti e catalizzatori per la polimerizzazione di olefine
IT1190682B (it) *	1982-02-12	1988-02-24	Montedison Spa	Catalizzatori per la polimerizzazione di olefine
US4680351A (en) *	1985-09-06	1987-07-14	Phillips Petroleum Company	Supported polyolefin catalyst components and methods of making and using same
US4626519A (en) *	1985-09-06	1986-12-02	Phillips Petroleum Company	Supported polyolefin catalyst components and methods of making and using same
DE3540699A1 (de) *	1985-11-16	1987-05-27	Basf Ag	Verfahren zum herstellen von homo- und copolymerisaten des propylens mittels eines ziegler-natta-katalysatorsystems
JPH0735410B2 (ja) *	1986-01-31	1995-04-19	三菱油化株式会社	オレフィンの立体規則性重合用触媒
EP0246599B1 (en) *	1986-05-21	1991-01-30	Mitsubishi Kasei Corporation	Method for producing an olefin polymer
KR940010330B1 (ko) *	1986-06-17	1994-10-22	아모코 코포레이션	유리한 개질제 성분을 포함하는 알파-올레핀 중합 촉매 시스템
JPH0717709B2 (ja) *	1987-11-13	1995-03-01	日本石油株式会社	超高分子量ポリエチレンの製造方法
FI95278C (fi) *	1987-12-07	1996-01-10	Idemitsu Petrochemical Co	Menetelmä olefiinipolymeerin valmistamiseksi
IT1217744B (it) *	1988-05-31	1990-03-30	Himont Inc	Componenti e catalizzatori per la polimerizzazione di olefine
JPH0798842B2 (ja) *	1990-03-14	1995-10-25	住友化学工業株式会社	α―オレフィン重合用固体触媒成分の製造方法

1990
- 1990-01-10 IT IT19039A patent/IT1241062B/it active IP Right Grant
- 1990-12-28 MX MX24042A patent/MX24042A/es unknown
1991
- 1991-01-02 PH PH41810A patent/PH27589A/en unknown
- 1991-01-02 IL IL96870A patent/IL96870A0/xx unknown
- 1991-01-03 ZA ZA9152A patent/ZA9152B/xx unknown
- 1991-01-04 US US07/638,289 patent/US5106807A/en not_active Expired - Lifetime
- 1991-01-04 AU AU68660/91A patent/AU628245B2/en not_active Ceased
- 1991-01-08 AR AR91318800A patent/AR244712A1/es active
- 1991-01-08 CA CA002033808A patent/CA2033808A1/en not_active Abandoned
- 1991-01-09 HU HU9156A patent/HUT60293A/hu unknown
- 1991-01-09 PL PL28863791A patent/PL288637A1/xx unknown
- 1991-01-09 NO NO91910097A patent/NO910097L/no unknown
- 1991-01-10 EP EP95106653A patent/EP0671417B1/en not_active Expired - Lifetime
- 1991-01-10 KR KR1019910000278A patent/KR910014404A/ko not_active Withdrawn
- 1991-01-10 CN CN91100086A patent/CN1027643C/zh not_active Expired - Fee Related
- 1991-01-10 CS CS9146A patent/CS4691A2/cs unknown
- 1991-01-10 BR BR919100088A patent/BR9100088A/pt unknown
- 1991-01-10 DE DE69114309T patent/DE69114309T2/de not_active Expired - Fee Related
- 1991-01-10 DE DE69125959T patent/DE69125959T2/de not_active Expired - Fee Related
- 1991-01-10 PT PT96460A patent/PT96460A/pt not_active Application Discontinuation
- 1991-01-10 RO RO146712A patent/RO107125B1/ro unknown
- 1991-01-10 JP JP3012887A patent/JP2962841B2/ja not_active Expired - Fee Related
- 1991-01-10 EP EP91100270A patent/EP0437263B1/en not_active Expired - Lifetime
- 1991-01-10 FI FI910137A patent/FI910137L/fi not_active Application Discontinuation
- 1991-01-18 YU YU1591A patent/YU1591A/sh unknown

Also Published As

Publication number	Publication date
PT96460A (pt)	1991-10-15
EP0437263B1 (en)	1995-11-08
EP0437263A1 (en)	1991-07-17
KR910014404A (ko)	1991-08-31
AU6866091A (en)	1991-07-11
FI910137A0 (fi)	1991-01-10
US5106807A (en)	1992-04-21
FI910137A7 (fi)	1991-07-11
JP2962841B2 (ja)	1999-10-12
HU910056D0 (en)	1991-08-28
AR244712A1 (es)	1993-11-30
NO910097D0 (no)	1991-01-09
EP0671417B1 (en)	1997-05-02
CA2033808A1 (en)	1991-07-11
ZA9152B (en)	1991-10-30
BR9100088A (pt)	1991-10-22
PH27589A (en)	1993-08-18
JPH0625332A (ja)	1994-02-01
IL96870A0 (en)	1992-03-29
MX24042A (es)	1994-03-31
YU1591A (sh)	1994-05-10
CS4691A2 (en)	1991-09-15
AU628245B2 (en)	1992-09-10
EP0671417A2 (en)	1995-09-13
FI910137L (fi)	1991-07-11
IT9019039A1 (it)	1991-07-11
DE69114309T2 (de)	1996-05-02
IT9019039A0 (it)	1990-01-10
DE69125959T2 (de)	1997-12-18
CN1027643C (zh)	1995-02-15
HUT60293A (en)	1992-08-28
EP0671417A3 (en)	1995-11-22
RO107125B1 (ro)	1993-09-30
PL288637A1 (en)	1992-02-10
DE69125959D1 (de)	1997-06-05
IT1241062B (it)	1993-12-29
DE69114309D1 (de)	1995-12-14
CN1053241A (zh)	1991-07-24

Publication	Publication Date	Title
NO910097D0 (no)	1991-01-09	Katalysatorbestanddeler for polymerisering av olefiner.
NO910096D0 (no)	1991-01-09	Katalysatorbestanddeler for polymerisering av olefiner.
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FI943238L (fi)	1995-01-08	Kantajalla olevia katalysaattoreita olefiinien polymerointiin
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FI963081A7 (fi)	1996-10-03	Kahden donorin katalysaattorisysteemi olefiinien polymeroimiseksi
DE69219699D1 (de)	1997-06-19	Olefinpolymerisationskatalysator
NO884791D0 (no)	1988-10-27	Fast katalysatorkomponent for olefinpolymerisasjon.
NO157179C (no)	1988-02-03	Katalysatorbestanddel for polymerisering av olefiner.
FI892614A0 (fi)	1989-05-30	Katalysatorer och katalysatorkomponenter foer polymerisering av olefiner.
NO913513D0 (no)	1991-09-06	Fast katalysatorbestanddel for (ko)polymerisering av etylen. r
FI915384A7 (fi)	1991-11-14	Kantaja-aineella oleva polymerointikatalyytti
FI914001A0 (fi)	1991-08-23	Katalysator foer polymerisering av alfaolefiner innehaollande trifluorpropyl substituerade silanfoereningar.
ITTO920135A0 (it)	1992-02-20	Catalizzatore per polimerizzazione
FI950348A7 (fi)	1995-01-26	Katalyyttikomponentti eteenipolymerointia varten
FI900256A7 (fi)	1991-07-17	Polymerisationskatalysator foer olefiner.
FI956347A0 (fi)	1995-12-29	Katalyyttejä etyleenin (ko)polymerointiin
FI882517A7 (fi)	1988-05-27	Etyleenin polymerointikatalyytti.
DE69018005D1 (de)	1995-04-27	Polymerisationskatalysator.
FI900255L (fi)	1991-07-17	Polymerisationskatalysator foer olefiner.
NO952325D0 (no)	1995-06-13	Katalysatorkomponenter for polymerisering av olefiner
NO914006D0 (no)	1991-10-11	Silika-baaret polymerisasjonskatalysator