ES2178712T3 - Alumoxano estabilizado por metalocenos. - Google Patents

Alumoxano estabilizado por metalocenos.

Info

Publication number
ES2178712T3
ES2178712T3 ES96928132T ES96928132T ES2178712T3 ES 2178712 T3 ES2178712 T3 ES 2178712T3 ES 96928132 T ES96928132 T ES 96928132T ES 96928132 T ES96928132 T ES 96928132T ES 2178712 T3 ES2178712 T3 ES 2178712T3
Authority
ES
Spain
Prior art keywords
alumoxan
metalocene
stabilized
solutions
trend
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
ES96928132T
Other languages
English (en)
Inventor
Agapios Kyriacos Agapiou
Patrick Brant
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.)
ExxonMobil Chemical Patents Inc
Original Assignee
ExxonMobil Chemical Patents 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
Application filed by ExxonMobil Chemical Patents Inc filed Critical ExxonMobil Chemical Patents Inc
Application granted granted Critical
Publication of ES2178712T3 publication Critical patent/ES2178712T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/1616—Coordination complexes, e.g. organometallic complexes, immobilised on an inorganic support, e.g. ship-in-a-bottle type catalysts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/12—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides
    • B01J31/14—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron
    • B01J31/143—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron of aluminium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/22—Organic complexes
    • B01J31/2282—Unsaturated compounds used as ligands
    • B01J31/2295—Cyclic compounds, e.g. cyclopentadienyls
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/08—Silica
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/40—Complexes comprising metals of Group IV (IVA or IVB) as the central metal
    • B01J2531/48—Zirconium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/40—Complexes comprising metals of Group IV (IVA or IVB) as the central metal
    • B01J2531/49—Hafnium
    • 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
    • C08F4/619—Component covered by group C08F4/60 containing a transition metal-carbon bond
    • C08F4/61912—Component covered by group C08F4/60 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
    • C08F4/619—Component covered by group C08F4/60 containing a transition metal-carbon bond
    • C08F4/61916—Component covered by group C08F4/60 containing a transition metal-carbon bond supported on a carrier, e.g. silica, MgCl2, polymer
    • 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
    • C08F4/619—Component covered by group C08F4/60 containing a transition metal-carbon bond
    • C08F4/6192—Component covered by group C08F4/60 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
    • C08F4/61922—Component covered by group C08F4/60 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/943—Polymerization with metallocene catalysts

Landscapes

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

Abstract

SE PRESENTAN SOLUCIONES DE ALUMOXANO ESTABILIZADO ASI COMO UN METODO PARA LA PRODUCCION DE TALES SOLUCIONES. EL METODO CONSISTE GENERALMENTE EN UTILIZAR COMPONENTES CATALIZADORES DE METALOCENO QUE CUANDO SE MEZCLAN CON SOLUCIONES DE ALUMOXANO REDUCEN LA TENDENCIA DE TALES SOLUCIONES A FORMAR GELES.
ES96928132T 1995-08-10 1996-08-09 Alumoxano estabilizado por metalocenos. Expired - Lifetime ES2178712T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51337695A 1995-08-10 1995-08-10

Publications (1)

Publication Number Publication Date
ES2178712T3 true ES2178712T3 (es) 2003-01-01

Family

ID=24043012

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96928132T Expired - Lifetime ES2178712T3 (es) 1995-08-10 1996-08-09 Alumoxano estabilizado por metalocenos.

Country Status (7)

Country Link
US (2) US6180808B1 (es)
EP (2) EP1153937A3 (es)
JP (1) JPH11510546A (es)
CA (1) CA2225493A1 (es)
DE (1) DE69621809T2 (es)
ES (1) ES2178712T3 (es)
WO (1) WO1997006187A1 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997032906A1 (en) * 1996-03-04 1997-09-12 Exxon Chemical Patents Inc. Stable metallocene catalyst systems
US7919561B2 (en) * 1996-09-04 2011-04-05 Exxonmobil Chemical Patents Inc. Process of producing thermoplastic polymer blends
US20010047065A1 (en) * 1999-06-03 2001-11-29 Sun-Chueh Kao Method for preparing a supported catalyst system and its use in a polymerization process

Family Cites Families (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4588790A (en) 1982-03-24 1986-05-13 Union Carbide Corporation Method for fluidized bed polymerization
US4543399A (en) 1982-03-24 1985-09-24 Union Carbide Corporation Fluidized bed reaction systems
US5324800A (en) 1983-06-06 1994-06-28 Exxon Chemical Patents Inc. Process and catalyst for polyolefin density and molecular weight control
ZA844157B (en) 1983-06-06 1986-01-29 Exxon Research Engineering Co Process and catalyst for polyolefin density and molecular weight control
US4937299A (en) 1983-06-06 1990-06-26 Exxon Research & Engineering Company Process and catalyst for producing reactor blend polyolefins
US4530914A (en) 1983-06-06 1985-07-23 Exxon Research & Engineering Co. Process and catalyst for producing polyethylene having a broad molecular weight distribution
US4808561A (en) 1985-06-21 1989-02-28 Exxon Chemical Patents Inc. Supported polymerization catalyst
US4897455A (en) 1985-06-21 1990-01-30 Exxon Chemical Patents Inc. Polymerization process
US4665208A (en) 1985-07-11 1987-05-12 Exxon Chemical Patents Inc. Process for the preparation of alumoxanes
US4701432A (en) 1985-11-15 1987-10-20 Exxon Chemical Patents Inc. Supported polymerization catalyst
US5124418A (en) 1985-11-15 1992-06-23 Exxon Chemical Patents Inc. Supported polymerization catalyst
US4665047A (en) * 1986-08-15 1987-05-12 Shell Oil Company Stabilization of metallocene/aluminoxane catalysts
DE3750818T2 (de) 1986-09-24 1995-04-20 Mitsui Petrochemical Industries, Ltd., Tokio/Tokyo Verfahren zur Polymerisation von Polyolefinen.
JPH0780933B2 (ja) 1986-11-20 1995-08-30 三井石油化学工業株式会社 オレフインの重合方法
US5096867A (en) 1990-06-04 1992-03-17 Exxon Chemical Patents Inc. Monocyclopentadienyl transition metal olefin polymerization catalysts
US5198401A (en) 1987-01-30 1993-03-30 Exxon Chemical Patents Inc. Ionic metallocene catalyst compositions
US5055438A (en) 1989-09-13 1991-10-08 Exxon Chemical Patents, Inc. Olefin polymerization catalysts
PL276385A1 (en) 1987-01-30 1989-07-24 Exxon Chemical Patents Inc Method for polymerization of olefines,diolefins and acetylene unsaturated compounds
JPH0742301B2 (ja) 1987-02-14 1995-05-10 三井石油化学工業株式会社 微粒子状アルミノオキサン、その製法およびその用途
DK171297B1 (da) 1987-03-27 1996-08-26 Hoffmann La Roche Fremgangsmåde til fremstilling af cyclohexenderivater som mellemprodukter til fremstilling af zeaxanthin samt cyclohexenderivater
JP2538588B2 (ja) 1987-04-03 1996-09-25 三井石油化学工業株式会社 オレフイン重合用固体触媒の製法
US5206199A (en) 1987-04-20 1993-04-27 Mitsui Petrochemical Industries, Ltd. Catalyst for polymerizing an olefin and process for polymerizing an olefin
US4937217A (en) 1987-12-17 1990-06-26 Exxon Chemical Patents Inc. Method for utilizing triethylaluminum to prepare an alumoxane support for an active metallocene catalyst
US4912075A (en) 1987-12-17 1990-03-27 Exxon Chemical Patents Inc. Method for preparing a supported metallocene-alumoxane catalyst for gas phase polymerization
US4937301A (en) 1987-12-17 1990-06-26 Exxon Chemical Patents Inc. Method for preparing a supported metallocene-alumoxane catalyst for gas phase polymerization
US5017714A (en) 1988-03-21 1991-05-21 Exxon Chemical Patents Inc. Silicon-bridged transition metal compounds
US5120867A (en) 1988-03-21 1992-06-09 Welborn Jr Howard C Silicon-bridged transition metal compounds
US5086025A (en) 1988-03-29 1992-02-04 Exxon Chemical Patents Inc. Method for preparing a silica gel supported metallocene-alumoxane catalyst
US5147949A (en) 1988-03-29 1992-09-15 Exxon Chemical Patents Inc. Polymerization process using a silica gel supported metallocene-alumoxane catalyst
US5008228A (en) 1988-03-29 1991-04-16 Exxon Chemical Patents Inc. Method for preparing a silica gel supported metallocene-alumoxane catalyst
US4871705A (en) 1988-06-16 1989-10-03 Exxon Chemical Patents Inc. Process for production of a high molecular weight ethylene a-olefin elastomer with a metallocene alumoxane catalyst
FR2634212B1 (fr) 1988-07-15 1991-04-19 Bp Chimie Sa Appareillage et procede de polymerisation d'olefines en phase gazeuse dans un reacteur a lit fluidise
US5091352A (en) 1988-09-14 1992-02-25 Mitsui Petrochemical Industries, Ltd. Olefin polymerization catalyst component, olefin polymerization catalyst and process for the polymerization of olefins
US4935397A (en) 1988-09-28 1990-06-19 Exxon Chemical Patents Inc. Supported metallocene-alumoxane catalyst for high pressure polymerization of olefins and a method of preparing and using the same
US4914253A (en) 1988-11-04 1990-04-03 Exxon Chemical Patents Inc. Method for preparing polyethylene wax by gas phase polymerization
US4908463A (en) 1988-12-05 1990-03-13 Ethyl Corporation Aluminoxane process
FR2642429B1 (fr) 1989-01-31 1991-04-19 Bp Chimie Sa Procede et appareil de polymerisation d'olefines en phase gazeuse dans un reacteur a lit fluidise
US5103031A (en) 1989-02-21 1992-04-07 Ethyl Corporation Falling film aluminoxane process
US4968827A (en) 1989-06-06 1990-11-06 Ethyl Corporation Alkylaluminoxane process
US4924018A (en) 1989-06-26 1990-05-08 Ethyl Corporation Alkylaluminoxane process
US5057475A (en) 1989-09-13 1991-10-15 Exxon Chemical Patents Inc. Mono-Cp heteroatom containing group IVB transition metal complexes with MAO: supported catalyst for olefin polymerization
US5227440A (en) 1989-09-13 1993-07-13 Exxon Chemical Patents Inc. Mono-Cp heteroatom containing Group IVB transition metal complexes with MAO: supported catalysts for olefin polymerization
EP0672689A1 (en) 1990-06-22 1995-09-20 Exxon Chemical Patents Inc. Aluminum-free monocyclopentadienyl metallocene catalysts for olefin polymerization
DE59201160D1 (de) 1991-02-07 1995-02-23 Spanset Inter Ag Textiles Hebeband.
JP2574191B2 (ja) 1991-04-30 1997-01-22 信越化学工業株式会社 重合体スケールの付着防止方法およびそれに使用する重合体スケール防止剤
US5721185A (en) 1991-06-24 1998-02-24 The Dow Chemical Company Homogeneous olefin polymerization catalyst by abstraction with lewis acids
US5157137A (en) 1991-07-26 1992-10-20 Ethyl Corporation Method of making gel free alkylaluminoxane solutions
US5235081A (en) 1992-03-18 1993-08-10 Ethyl Corporation Method of removing gel forming materials from methylaluminoxanes
US5308815A (en) 1991-07-26 1994-05-03 Ethyl Corporation Heterogeneous methylaluminoxane catalyst system
JP2951763B2 (ja) * 1991-08-27 1999-09-20 三井化学株式会社 メタロセン化合物溶液及びその保存方法
DE59210001D1 (de) 1991-10-15 2005-02-17 Basell Polyolefine Gmbh Verfahren zur Herstellung eines Olefinpolymers unter Verwendung von Metallocenen mit speziell substituierten Indenylliganden
US5278272A (en) 1991-10-15 1994-01-11 The Dow Chemical Company Elastic substantialy linear olefin polymers
KR100236805B1 (ko) 1991-10-15 2000-02-01 그레이스 스티븐 에스. 금속 배위 착화합물의 제조방법
US5329032A (en) 1992-03-18 1994-07-12 Akzo Chemicals Inc. Polymethylaluminoxane of enhanced solution stability
US5308817A (en) 1992-05-18 1994-05-03 Fina Technology, Inc. Metallocene catalyst component with good catalyst efficiency after aging
US5240894A (en) * 1992-05-18 1993-08-31 Exxon Chemical Patents Inc. Method for making and using a supported metallocene catalyst system
US5393851A (en) * 1992-05-26 1995-02-28 Fina Technology, Inc. Process for using metallocene catalyst in a continuous reactor system
US5238892A (en) 1992-06-15 1993-08-24 Exxon Chemical Patents Inc. Supported catalyst for 1-olefin(s) (co)polymerization
DE69334188T2 (de) 1992-08-05 2008-10-23 Exxonmobil Chemical Patents Inc., Baytown Verfahren zur Herstellung von einem geträgertem Aktivatorkomponenten
US5248801A (en) 1992-08-27 1993-09-28 Ethyl Corporation Preparation of methylaluminoxanes
CA2146344A1 (en) 1992-10-05 1994-04-14 Gregory George Hlatky Catalyst system of enhanced productivity and its use in polymerization process
US5939346A (en) 1992-11-02 1999-08-17 Akzo Nobel N.V. Catalyst system comprising an aryloxyaluminoxane containing an electron withdrawing group
US5332706A (en) 1992-12-28 1994-07-26 Mobil Oil Corporation Process and a catalyst for preventing reactor fouling
JP3300357B2 (ja) 1993-03-25 2002-07-08 モービル・オイル・コーポレーション 粒状の樹脂を形成する方法
EP1623999A1 (en) 1993-04-26 2006-02-08 ExxonMobil Chemical Patents Inc. Process for polymerizing monomers in fluidized beds
ZA943399B (en) 1993-05-20 1995-11-17 Bp Chem Int Ltd Polymerisation process
US5412131A (en) 1993-07-09 1995-05-02 Albemarle Corporation Teritary amino-aluminoxane halides
EP0645393B1 (en) 1993-09-20 2000-01-05 Albemarle Corporation Aluminoxanes having increased catalytic activity
US5353749A (en) 1993-10-04 1994-10-11 Zurn Industries, Inc. Boiler design
US5371260A (en) 1994-01-10 1994-12-06 Albemarle Corporation Amino-aluminoxane compositions

Also Published As

Publication number Publication date
CA2225493A1 (en) 1997-02-20
EP0843687A1 (en) 1998-05-27
JPH11510546A (ja) 1999-09-14
DE69621809D1 (de) 2002-07-18
DE69621809T2 (de) 2003-01-09
WO1997006187A1 (en) 1997-02-20
EP0843687B1 (en) 2002-06-12
EP1153937A3 (en) 2002-10-16
US6413900B1 (en) 2002-07-02
US6180808B1 (en) 2001-01-30
EP1153937A2 (en) 2001-11-14

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