DE60239650D1 - Verfahren zur Herstellung von Metallocen-Katalysatoren - Google Patents

Verfahren zur Herstellung von Metallocen-Katalysatoren

Info

Publication number
DE60239650D1
DE60239650D1 DE60239650T DE60239650T DE60239650D1 DE 60239650 D1 DE60239650 D1 DE 60239650D1 DE 60239650 T DE60239650 T DE 60239650T DE 60239650 T DE60239650 T DE 60239650T DE 60239650 D1 DE60239650 D1 DE 60239650D1
Authority
DE
Germany
Prior art keywords
catalyst
metallocene
support
alumoxane
solvent
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60239650T
Other languages
English (en)
Inventor
William J Gauthier
Margarito Lopez
Donald G Campbell Jr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Total Petrochemicals Research Feluy SA
Original Assignee
Total Petrochemicals Research Feluy SA
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 Total Petrochemicals Research Feluy SA filed Critical Total Petrochemicals Research Feluy SA
Application granted granted Critical
Publication of DE60239650D1 publication Critical patent/DE60239650D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/642—Component covered by group C08F4/64 with an organo-aluminium compound
    • 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
    • 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
    • C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/04—Monomers containing three or four carbon atoms
    • C08F110/06—Propene
    • 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
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65904—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with another component of C08F4/64
    • 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
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65912—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an organoaluminium compound
    • 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
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/6592—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
    • C08F4/65922—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not
    • C08F4/65927—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not two cyclopentadienyl rings being mutually bridged

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)
  • Catalysts (AREA)
DE60239650T 2001-02-13 2002-02-11 Verfahren zur Herstellung von Metallocen-Katalysatoren Expired - Lifetime DE60239650D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/782,753 US6777367B2 (en) 2001-02-13 2001-02-13 Method for the preparation of metallocene catalysts

Publications (1)

Publication Number Publication Date
DE60239650D1 true DE60239650D1 (de) 2011-05-19

Family

ID=25127071

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60239650T Expired - Lifetime DE60239650D1 (de) 2001-02-13 2002-02-11 Verfahren zur Herstellung von Metallocen-Katalysatoren

Country Status (9)

Country Link
US (1) US6777367B2 (de)
EP (1) EP1231225B1 (de)
JP (1) JP4239136B2 (de)
KR (1) KR100874132B1 (de)
CN (1) CN1231499C (de)
AT (1) ATE504609T1 (de)
DE (1) DE60239650D1 (de)
ES (1) ES2361055T3 (de)
TW (1) TWI235161B (de)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6916892B2 (en) * 2001-12-03 2005-07-12 Fina Technology, Inc. Method for transitioning between Ziegler-Natta and metallocene catalysts in a bulk loop reactor for the production of polypropylene
US20030236365A1 (en) * 2002-06-24 2003-12-25 Fina Technology, Inc. Polyolefin production with a high performance support for a metallocene catalyst system
JP3961910B2 (ja) * 2002-07-12 2007-08-22 丸善石油化学株式会社 オレフィン重合用触媒及びそれを用いたオレフィンの重合方法
AU2004232695A1 (en) * 2003-03-28 2004-11-04 Union Carbide Chemicals & Plastics Technology Corporation Chromium-based catalysts in mineral oil for production of polyethylene
US7211536B2 (en) * 2004-10-22 2007-05-01 Fina Technology, Inc. Supported metallocene catalysts and their use in producing stereospecific polymers
US20050182210A1 (en) * 2004-02-17 2005-08-18 Natarajan Muruganandam De-foaming spray dried catalyst slurries
US7973112B2 (en) * 2004-02-17 2011-07-05 Univation Technologies, Llc De-foaming spray dried catalyst slurries
US20050234198A1 (en) * 2004-04-20 2005-10-20 Fina Technology, Inc. Heterophasic copolymer and metallocene catalyst system and method of producing the heterophasic copolymer using the metallocene catalyst system
US7473750B2 (en) * 2004-12-07 2009-01-06 Fina Technology, Inc. Random copolymers and formulations useful for thermoforming and blow molding applications
WO2006100307A1 (de) * 2005-03-24 2006-09-28 Sachtleben Chemie Gmbh Katalysatorsystem aus einem träger und einem co-katalysator
US20060247394A1 (en) * 2005-04-29 2006-11-02 Fina Technology, Inc. Process for increasing ethylene incorporation into random copolymers
US7645834B2 (en) * 2005-04-29 2010-01-12 Fina Technologies, Inc. Catalyst system for production of polyolefins
US7081285B1 (en) 2005-04-29 2006-07-25 Fina Technology, Inc. Polyethylene useful for blown films and blow molding
US7220806B2 (en) * 2005-04-29 2007-05-22 Fina Technology, Inc. Process for increasing ethylene incorporation into random copolymers
US7138474B1 (en) 2005-05-03 2006-11-21 Fina Technology, Inc. End use articles derived from polypropylene homopolymers and random copolymers
US7282546B2 (en) * 2005-06-22 2007-10-16 Fina Technology, Inc. Cocatalysts for reduction of production problems in metallocene-catalyzed polymerizations
US20070232716A1 (en) * 2006-04-04 2007-10-04 Fina Technology, Inc. Cross-linking resins
US20080287619A1 (en) * 2007-05-18 2008-11-20 William Gauthier Supported metallocene catalysts
US20100236282A1 (en) * 2007-09-10 2010-09-23 Panasonic Corporation Refrigerant compressor
EP2119732A1 (de) 2008-05-16 2009-11-18 Borealis Technology Oy Metallocen-Katalysator-Zusammensetzungen mit verbesserten Eigenschaften, Verfahren zu ihrer Herstellung und ihre Verwendung zur Herstellung von Polyolefin-Homo- oder Copolymeren
US8759446B2 (en) 2008-06-30 2014-06-24 Fina Technology, Inc. Compatibilized polypropylene and polylactic acid blends and methods of making and using same
US8268913B2 (en) 2008-06-30 2012-09-18 Fina Technology, Inc. Polymeric blends and methods of using same
US8545971B2 (en) 2008-06-30 2013-10-01 Fina Technology, Inc. Polymeric compositions comprising polylactic acid and methods of making and using same
KR100992715B1 (ko) 2008-08-21 2010-11-05 삼성토탈 주식회사 폴리올레핀 중합용 촉매의 제조방법 및 그를 이용한 폴리올레핀 중합체 제조방법
US20100087602A1 (en) * 2008-10-08 2010-04-08 Fina Technology, Inc. Long chain branched polypropylene for cast film applications
JP5906702B2 (ja) * 2010-12-14 2016-04-20 日本ポリエチレン株式会社 オレフィン重合触媒の製造方法、オレフィン重合触媒およびオレフィンの重合方法
CA2749835C (en) 2011-08-23 2018-08-21 Nova Chemicals Corporation Feeding highly active phosphinimine catalysts to a gas phase reactor
EP2750797B1 (de) 2011-11-08 2020-04-01 Univation Technologies, LLC Verfahren zur herstellung eines katalysatorsystems
EP2923756B1 (de) 2012-11-26 2018-05-30 Braskem S.A. Durch hybridstütze geträgerter metallocenkatalysator, verfahren zur herstellung davon, polymerisationsverfahren zur herstellung eines ethylenhomopolymers oder copolymers mit breiter oder bimodaler molmassenverteilung, verwednung des geträgerter metallocenkatalysators und ethylenpolymer mit breiter oder bimodaler molmassenverteilung
CN104448062B (zh) * 2013-09-13 2017-02-15 中国石油天然气股份有限公司 一种茂金属催化剂的制备方法
US9738779B2 (en) 2015-06-05 2017-08-22 Exxonmobil Chemical Patents Inc. Heterophasic copolymers and sequential polymerization
US9809664B2 (en) 2015-06-05 2017-11-07 Exxonmobil Chemical Patents Inc. Bimodal propylene polymers and sequential polymerization
US10280233B2 (en) 2015-06-05 2019-05-07 Exxonmobil Chemical Patents Inc. Catalyst systems and methods of making and using the same
CN107690441A (zh) 2015-06-05 2018-02-13 埃克森美孚化学专利公司 聚合物在气相或淤浆相中的单反应器制备
US10329360B2 (en) 2015-06-05 2019-06-25 Exxonmobil Chemical Patents Inc. Catalyst system comprising supported alumoxane and unsupported alumoxane particles
US10280235B2 (en) 2015-06-05 2019-05-07 Exxonmobil Chemical Patents Inc. Catalyst system containing high surface area supports and sequential polymerization to produce heterophasic polymers
US10077325B2 (en) 2015-06-05 2018-09-18 Exxonmobil Chemical Patents Inc. Silica supports with high aluminoxane loading capability
US9725569B2 (en) 2015-06-05 2017-08-08 Exxonmobil Chemical Patents Inc. Porous propylene polymers
US9920176B2 (en) 2015-06-05 2018-03-20 Exxonmobil Chemical Patents Inc. Single site catalyst supportation
WO2016197037A1 (en) * 2015-06-05 2016-12-08 Exxonmobil Chemical Patents Inc. Catalyst system comprising supported alumoxane and unsupported alumoxane particles
WO2016196331A1 (en) 2015-06-05 2016-12-08 Exxonmobil Chemical Patents Inc. Supported metallocene catalyst systems for polymerization
US9725537B2 (en) 2015-06-05 2017-08-08 Exxonmobil Chemical Patents Inc. High activity catalyst supportation
US10294316B2 (en) 2015-06-05 2019-05-21 Exxonmobil Chemical Patents Inc. Silica supports with high aluminoxane loading capability
WO2016196339A2 (en) 2015-06-05 2016-12-08 Exxonmobil Chemical Patents Inc. Production of heterophasic polymers in gas or slurry phase
EP3464390A1 (de) 2016-05-27 2019-04-10 ExxonMobil Chemical Patents Inc. Metallocenkatalysatorzusammensetzungen und und polymerisationsverfahren damit
CN109890615B (zh) 2016-10-28 2023-04-21 弗纳技术股份有限公司 降低用于bopp应用的聚丙烯的结晶度的试剂的用途
CN115785309B (zh) * 2022-11-30 2023-11-28 上海化工研究院有限公司 一种用于生产增强聚乙烯的催化剂及其制备和应用
CN115785308B (zh) * 2022-11-30 2024-05-28 上海化工研究院有限公司 一种用于生产增强聚烯烃的催化剂及其制备和应用

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5324800A (en) 1983-06-06 1994-06-28 Exxon Chemical Patents Inc. Process and catalyst for polyolefin density and molecular weight control
US4808561A (en) 1985-06-21 1989-02-28 Exxon Chemical Patents Inc. Supported polymerization catalyst
US4701432A (en) 1985-11-15 1987-10-20 Exxon Chemical Patents Inc. Supported polymerization catalyst
TW218884B (de) 1991-05-01 1994-01-11 Mitsubishi Kakoki Kk
US5399636A (en) 1993-06-11 1995-03-21 Phillips Petroleum Company Metallocenes and processes therefor and therewith
EP0522581B1 (de) 1991-07-11 1997-10-15 Idemitsu Kosan Company Limited Verfahren zur Herstellung von Polymeren auf Olefinbasis und Olefin-Polymerisationskatalysatoren
US5281679A (en) 1991-11-07 1994-01-25 Exxon Chemical Patents Inc. Catalyst and method of broadening polymer molecular weight distribution and increasing polymer tensile impact strength and products made thereof
US5238892A (en) 1992-06-15 1993-08-24 Exxon Chemical Patents Inc. Supported catalyst for 1-olefin(s) (co)polymerization
PT619325E (pt) 1993-04-07 2002-02-28 Atofina Res Processo e catalisadores para a producao de olefinas
US5466649A (en) 1993-10-15 1995-11-14 Exxon Chemical Patents Inc. Polymerization catalyst systems, their production and use
US6166153A (en) * 1995-07-18 2000-12-26 Fina Technology, Inc. Process for the syndiotactic propagation of olefins
CA2181413A1 (en) 1995-07-18 1998-01-18 Edwar S. Shamshoum Process for the syndiotactic propagation of olefins
ES2111407T3 (es) 1996-03-19 1998-03-01 Witco Gmbh Procedimiento para la preparacion de sistemas catalizadores con metalocenos, estables y muy activos, y formulaciones preparadas segun este procedimiento.
CA2251057A1 (en) * 1996-04-09 1997-10-16 Mitsui Chemicals, Incorporated Olefin polymerization catalysts, olefin polymerization methods, and olefin polymer compositions and heat molded products
US5968864A (en) * 1996-12-20 1999-10-19 Fina Technology, Inc. Catalyst efficiency for supported metallocene catalyst
DE69820504T2 (de) 1997-01-30 2004-12-23 Fina Technology, Inc., Houston Selektive Wirkung von Metallocen-Katalysatoren für die Herstellung von isotaktischen Polyolefinen
US5807800A (en) 1997-02-11 1998-09-15 Fina Technology, Inc. Process for producing stereospecific polymers
US6143683A (en) 1997-04-09 2000-11-07 Fina Technology, Inc. Metallocene catalyst and catalyst system for polymerizing an olefin having at least 3 carbon atoms
US5789502A (en) 1997-04-22 1998-08-04 Fina Technology, Inc. Process for co-polymerization of propylene and ethylene
DE19756265A1 (de) 1997-12-18 1999-06-24 Targor Gmbh Polymerisationsverfahren mit einem zersetzungsunempfindlichen Metallocenkatalysator
WO2000023484A1 (fr) * 1998-10-19 2000-04-27 Denki Kagaku Kogyo Kabushiki Kaisha Copolymere d'ethylene/vinyle aromatique et son procede de production
US6432860B1 (en) * 1999-03-22 2002-08-13 Fina Technology, Inc. Supported metallocene catalysts

Also Published As

Publication number Publication date
CN1231499C (zh) 2005-12-14
US20020137623A1 (en) 2002-09-26
US6777367B2 (en) 2004-08-17
ATE504609T1 (de) 2011-04-15
EP1231225A1 (de) 2002-08-14
KR100874132B1 (ko) 2008-12-15
TWI235161B (en) 2005-07-01
EP1231225B1 (de) 2011-04-06
JP4239136B2 (ja) 2009-03-18
ES2361055T3 (es) 2011-06-13
KR20020066974A (ko) 2002-08-21
CN1370785A (zh) 2002-09-25
JP2002275207A (ja) 2002-09-25

Similar Documents

Publication Publication Date Title
DE60239650D1 (de) Verfahren zur Herstellung von Metallocen-Katalysatoren
DE60205965D1 (de) Verfahren zur Herstellung von Metallocen-Katalysatoren
DE69707453T2 (de) Von olefinen herkommende polymere als kraft- oder schmierstoffadditive, verfahren zur herstellung von solchen polymeren, additive und ihre verwendung
DE69708520D1 (de) Katalysatorzusammensetzung für die Transalkylierung von alkylaromatischen Kohlenwasserstoffen und Verfahren zur Herstellung von Xylen
DE69816936D1 (de) Metallocene und katalysatoren zur polymerisation von olefinen
DE69815657D1 (de) Katalysatoren und verfahren für die polymerisation von olefinen
DE69424247D1 (de) Verfahren zur gleichzeitigen Produktion von Mitteldestillaten und Schmierölen aus Schwerölfraktionen
ES2082745T3 (es) Sistemas cataliticos metalocenos para la polimerizacion de las olefinas presentando un puente de hidrocarburo de silicio.
DE69328996D1 (de) Katalysatorzusammensetzung und Verfahren zur Herstellung von Polyolefinen
DE69311033D1 (de) Festes Titan enthaltendes Katalysatorbestandteil für Olefinpolymerisation, Verfahren zur Herstellung desselben, Katalysator für Olefinpolymerisation und Verfahren zur Olefinpolymerisation
ATE240353T1 (de) Fester aktivierungsträger für die metallocenkatalysatoren in der olefinpolymerisation, herstellungsverfahren, katalysatorsystem und entsprechendes polymerisationsverfahren
BR9908171A (pt) Catalizadores poliméricos suportados para polimerização de olefinas
DE59807177D1 (de) Verfahren zur Herstellung von Ethylen-Terpolymeren und deren Verwendung als Zusatz zu Mineralöl und Mineralöldestillaten
DE69017164T2 (de) Hydrierungskatalysator-Zusammensetzung und Verfahren zur Hydrierung von olefinisch ungesättigten Polymeren unter Verwendung derselben.
DE69835531D1 (de) Methode mit hoher durchsatzrate zur funktionellen klassifizierung von in einem genomischen versuchsansatz identifizierten proteinen
ATE317296T1 (de) Katalysatorzusammensetzung zur anreicherung von kohlenwasserstoffgemischen
NO20002376D0 (no) Katalysatorsammensetning for oppgradering av hydrokarboner med kokepunkt i naftaomrÕdet
DE69111041T2 (de) Verfahren und Apparat für das katalytische Kracken von Schweröl.
DE69100579D1 (de) Verfahren zur Herstellung einer katalytischen Zusammensetzung für die Hydroentschwefelung von Kohlenwasserstofföl und Kohlenwasserstoffölhydroentschwefelungsverfahren.
ATE184907T1 (de) Verfahren zur umwandlung von polymeren
DE69308200T2 (de) Neuer Katalysator für Olefinpolymerisation, Verfahren zu seiner Herstellung und Verwendung zur Polymerisation von Olefinen
ATE236246T1 (de) Analytisches element, zusammensetzung und verfahren unter verwendung von modifizierter apo- meerrettich-peroxidase
DE69614345D1 (de) Rührvorrichtung für viskose Flüssigkeiten und Verfahren zur Herstellung von Polycarbonat unter Verwendung der Rührvorrichtung
ATE159734T1 (de) Verfahren zur herstellung von hochaktiven, stabilen metallocen-katalysatorsystemen und gemäss diesem verfahren hergestellte formulierungen
DE69110748T2 (de) Von Raffinierungsverfahren herführende und bei niedrigen Temperaturen verbesserte Eigenschaften zeigende Zusammensetzungen flüssiger Kohlenwasserstoffe.