AR017104A1 - Complejos de dos metales y catalizadores de polimerizacion, procedimiento de polimerizacion mejorado de monomeros utilizando catalizadores que incluyandichos complejos - Google Patents
Complejos de dos metales y catalizadores de polimerizacion, procedimiento de polimerizacion mejorado de monomeros utilizando catalizadores que incluyandichos complejosInfo
- Publication number
- AR017104A1 AR017104A1 ARP980104563A ARP980104563A AR017104A1 AR 017104 A1 AR017104 A1 AR 017104A1 AR P980104563 A ARP980104563 A AR P980104563A AR P980104563 A ARP980104563 A AR P980104563A AR 017104 A1 AR017104 A1 AR 017104A1
- Authority
- AR
- Argentina
- Prior art keywords
- group
- complexes
- catalysts
- attached
- metals
- Prior art date
Links
- 239000002184 metal Substances 0.000 title abstract 4
- 229910052751 metal Inorganic materials 0.000 title abstract 4
- 150000002739 metals Chemical class 0.000 title abstract 3
- 239000003054 catalyst Substances 0.000 title abstract 2
- 239000000178 monomer Substances 0.000 title abstract 2
- 239000002685 polymerization catalyst Substances 0.000 title abstract 2
- 238000006116 polymerization reaction Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 abstract 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 2
- 125000004429 atom Chemical group 0.000 abstract 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 2
- 229910052796 boron Inorganic materials 0.000 abstract 2
- 125000005647 linker group Chemical group 0.000 abstract 2
- 229910052757 nitrogen Inorganic materials 0.000 abstract 2
- 229910052760 oxygen Inorganic materials 0.000 abstract 2
- 239000001301 oxygen Substances 0.000 abstract 2
- 230000000737 periodic effect Effects 0.000 abstract 2
- 229910052698 phosphorus Inorganic materials 0.000 abstract 2
- 239000011574 phosphorus Substances 0.000 abstract 2
- 239000011593 sulfur Substances 0.000 abstract 2
- 229910052717 sulfur Inorganic materials 0.000 abstract 2
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 150000001993 dienes Chemical class 0.000 abstract 1
- 125000001183 hydrocarbyl group Chemical group 0.000 abstract 1
- 230000007935 neutral effect Effects 0.000 abstract 1
- 125000001181 organosilyl group Chemical group [SiH3]* 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F17/00—Metallocenes
-
- 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
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
-
- 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
- C08F2410/00—Features related to the catalyst preparation, the catalyst use or to the deactivation of the catalyst
- C08F2410/03—Multinuclear procatalyst, i.e. containing two or more metals, being different or not
-
- 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
- C08F4/65908—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an ionising compound other than alumoxane, e.g. (C6F5)4B-X+
-
- 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
-
- 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)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerization Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Complejos de dos metales y catalizadores de polimerizacion, procedimiento de polimerizacion mejorado de monomeros utilizando catalizadores que incluyendichos complejos. Se trata de complejos de dos metales de formula (I) en donde M y M independientemente son metales de los grupos 3, 4, 5, 6 o lantanidos;L es un grupo divalente (o grupo trivalente si está unido a Q) con hasta 50 átomos diferentes de hidrogeno y que tienen un sistema pi aromático de enlace conM, estando dicho grupo L también unido a Z; L es un grupo monovalente o un grupo divalente (si está unido a L o Q) o un grupo trivalente (si está unidotanto a L como a Q) que tienen hasta 50 átomos diferentes de hidrogeno y conteniendo un sistema pi-aromático de enlace a M; L esuna fraccion que comprende boro o un miembrodel grupo 14 de la Tabla Periodica, y opcionalmente también comprende nitrogeno, fosforo, azufre u oxígeno, dicha L teniendo hasta 20 átomos no hidrogeno; Zes una porcion que comprende boro o un miembro del 14 de la Tabla Periodica de los Elementos, y opcionalmente también nitrogeno, fosforo, azufre u oxígeno; Ztiene hasta 20 átomos diferentes de hidrogeno; X y X independientemente con grupos anionicos de enlace de hasta 40 átomos exclusivos de la clase de unionesconteniendo un sistema pi-aromático a través de cuyo grupo se encuentra unido a M o M, opcionalmente dos grupos X o dos grupos X juntos forman un dieno C4-40conjugado o no conjugado opcionalmente sustituido con uno o más grupo hidrocarbilo, sililo, halocarbilo o halohidrocarbilo; X independientemente en cadaocurrencia es un compuesto de enlace neutro teniendo hasta 20 átomos; Q es un grupo de union anionico divalente ligado tanto Z como L y unido en la terminal
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US6071297P | 1997-09-15 | 1997-09-15 | |
| US9229498P | 1998-07-10 | 1998-07-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AR017104A1 true AR017104A1 (es) | 2001-08-22 |
Family
ID=26740275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP980104563A AR017104A1 (es) | 1997-09-15 | 1998-09-14 | Complejos de dos metales y catalizadores de polimerizacion, procedimiento de polimerizacion mejorado de monomeros utilizando catalizadores que incluyandichos complejos |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US6153776A (es) |
| EP (1) | EP1015462B1 (es) |
| JP (1) | JP2001516762A (es) |
| KR (1) | KR20010024020A (es) |
| CN (1) | CN1270596A (es) |
| AR (1) | AR017104A1 (es) |
| AT (1) | ATE222917T1 (es) |
| AU (1) | AU9037598A (es) |
| BR (1) | BR9812308A (es) |
| CA (1) | CA2303519A1 (es) |
| DE (1) | DE69807506T2 (es) |
| NO (1) | NO20001306L (es) |
| TR (1) | TR200000665T2 (es) |
| WO (1) | WO1999014222A1 (es) |
Families Citing this family (42)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6284698B1 (en) * | 1997-09-15 | 2001-09-04 | The Dow Chemical Company | Highly activated bimetallic complexes and polymerization process |
| US6228790B1 (en) * | 1998-06-29 | 2001-05-08 | Industrial Technology Research Institute | Dinuclear metallocene catalyst for preparing high molecular weight olefin polymer |
| WO2000002891A1 (en) * | 1998-07-10 | 2000-01-20 | Exxon Chemical Patents Inc. | Tethered monocyclopentadienyl polymerization catalysts |
| AU2001229571A1 (en) * | 2000-02-11 | 2001-08-20 | The Dow Chemical Company | Dinuclear group 4 metal boron or aluminum bridge containing ansa-complexes |
| KR100455713B1 (ko) * | 2001-01-29 | 2004-11-06 | 호남석유화학 주식회사 | 올레핀 중합용 다중핵 메탈로센 촉매 및 이를 이용한중합방법 |
| DE10114345A1 (de) | 2001-03-23 | 2002-09-26 | Bayer Ag | Katalysator mit einer Donor-Akzeptor-Wechselwirkung |
| US6642400B2 (en) * | 2001-09-26 | 2003-11-04 | Univation Technologies, Llc | Linked metallocene complexes, catalyst systems, and olefin polymerization processes using same |
| CA2466612A1 (en) * | 2001-11-30 | 2003-06-12 | Exxonmobil Chemical Patents Inc. | Bimetallic catalysts with higher activity |
| KR100576971B1 (ko) * | 2002-09-13 | 2006-05-10 | 금호석유화학 주식회사 | 올레핀 중합용 이핵 전이금속 화합물의 제조 방법 |
| US8008412B2 (en) | 2002-09-20 | 2011-08-30 | Exxonmobil Chemical Patents Inc. | Polymer production at supersolution conditions |
| US7172987B2 (en) | 2002-12-31 | 2007-02-06 | Univation Technologies, Llc | Bimetallic catalyst, method of polymerization and bimodal polyolefins therefrom |
| US8127224B2 (en) * | 2003-06-11 | 2012-02-28 | Wtvii, Inc. | System for creating and editing mark up language forms and documents |
| US7087687B2 (en) * | 2003-08-21 | 2006-08-08 | Rohm And Haas Company | Catalytic composition and its preparation and use for preparing polymers from ethylenically unsaturated monomers |
| EP1735354A1 (en) * | 2004-04-16 | 2006-12-27 | Exxonmobil Chemical Company Inc. | Heterocyclic substituted metallocene compounds for olefin polymerization |
| DE102004025938A1 (de) * | 2004-05-27 | 2005-12-22 | Bayer Ag | Dinukleare Übergangsmetallkomplexe |
| CN1968973B (zh) | 2004-06-16 | 2011-08-17 | 陶氏环球技术有限责任公司 | 选择聚合改性剂的方法 |
| US7868197B2 (en) | 2005-12-14 | 2011-01-11 | Exxonmobil Chemical Patents Inc. | Halogen substituted heteroatom-containing metallocene compounds for olefin polymerization |
| EP1966223B1 (en) | 2005-12-30 | 2013-08-14 | LG Chem. Ltd. | Catalyst composition comprising group 4 transition metal complexes and method for preparing polyolefins using the same |
| KR100874032B1 (ko) * | 2006-02-01 | 2008-12-17 | 주식회사 엘지화학 | 전이 금속 화합물을 포함하는 촉매 조성물 및 이를 이용한올레핀 중합 |
| US8242237B2 (en) | 2006-12-20 | 2012-08-14 | Exxonmobil Chemical Patents Inc. | Phase separator and monomer recycle for supercritical polymerization process |
| ES2446294T3 (es) | 2007-06-04 | 2014-03-07 | Exxonmobil Chemical Patents Inc. | Polimerización de propileno en un sistema homogéneo en condiciones de superdisolución |
| US8080681B2 (en) | 2007-12-28 | 2011-12-20 | Chevron Phillips Chemical Company Lp | Nano-linked metallocene catalyst compositions and their polymer products |
| US7863210B2 (en) | 2007-12-28 | 2011-01-04 | Chevron Phillips Chemical Company Lp | Nano-linked metallocene catalyst compositions and their polymer products |
| US8012900B2 (en) * | 2007-12-28 | 2011-09-06 | Chevron Phillips Chemical Company, L.P. | Nano-linked metallocene catalyst compositions and their polymer products |
| US8318875B2 (en) | 2008-01-18 | 2012-11-27 | Exxonmobil Chemical Patents Inc. | Super-solution homogeneous propylene polymerization and polypropylenes made therefrom |
| US7812104B2 (en) * | 2008-01-18 | 2010-10-12 | Exxonmobil Chemical Patents Inc. | Production of propylene-based polymers |
| US7919639B2 (en) * | 2009-06-23 | 2011-04-05 | Chevron Phillips Chemical Company Lp | Nano-linked heteronuclear metallocene catalyst compositions and their polymer products |
| US9233996B2 (en) | 2011-09-13 | 2016-01-12 | California Institute Of Technology | Multi-metallic organometallic complexes, and related polymers, compositions, methods and systems |
| EP3000817B1 (en) | 2013-06-25 | 2017-11-15 | LG Chem, Ltd. | Catalyst composition, method for preparing same, and method for preparing polyolefins using same |
| EP2998308B1 (en) | 2013-06-25 | 2017-11-29 | LG Chem, Ltd. | Binucleate metallocene compound and method for preparing same |
| EP3169749B1 (en) * | 2014-07-17 | 2018-12-26 | Merck Patent GmbH | Bimesogenic compounds and mesogenic media |
| CN105273010B (zh) * | 2015-10-29 | 2018-07-13 | 中国石油天然气股份有限公司 | 一种限制构型双核茂金属化合物及其制备方法与应用 |
| CN105273000B (zh) * | 2015-10-29 | 2018-07-10 | 中国石油天然气股份有限公司 | 不对称限制构型双核茂金属化合物及其制备方法与应用 |
| KR101918484B1 (ko) * | 2017-11-15 | 2019-01-31 | 금호폴리켐 주식회사 | 탄성 공중합체 제조용 촉매 조성물 및 이를 이용한 에틸렌 및 알파-올레핀 또는 에틸렌, 알파-올레핀 및 비공액 디엔을 포함하는 탄성 공중합체의 제조 방법 |
| CN111741961B (zh) | 2018-02-19 | 2024-01-12 | 埃克森美孚化学专利公司 | 催化剂、催化剂体系和使用它们的方法 |
| SG11202008654WA (en) | 2018-03-30 | 2020-10-29 | Dow Global Technologies Llc | Highly soluble bis-borate as binuclear co-catalysts for olefin polymerizations |
| EP3774937A1 (en) | 2018-03-30 | 2021-02-17 | Dow Global Technologies LLC | Highly soluble alkyl substituted carbenium borate as co-catalysts for olefin polymerizations |
| SG11202008667SA (en) | 2018-03-30 | 2020-10-29 | Dow Global Technologies Llc | Binuclear olefin polymerization activators |
| BR112021003730A2 (pt) * | 2018-09-18 | 2021-05-25 | Arlanxeo Netherlands B.V. | mistura de catalisador |
| US11802170B2 (en) | 2021-04-29 | 2023-10-31 | Exxonmobil Chemical Patents Inc. | Polyolefins prepared with binuclear metallocene catalysts |
| CN117903208A (zh) * | 2022-10-11 | 2024-04-19 | 中国石油化工股份有限公司 | 膦-酚后过渡金属配合物及其制备方法和应用 |
| CN116284514A (zh) * | 2023-02-28 | 2023-06-23 | 天津科技大学 | 限制几何构型的阳离子茂金属催化剂、及其合成方法和应用 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3242099A (en) * | 1964-03-27 | 1966-03-22 | Union Carbide Corp | Olefin polymerization catalysts |
| 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 |
| NZ235032A (en) * | 1989-08-31 | 1993-04-28 | Dow Chemical Co | Constrained geometry complexes of titanium, zirconium or hafnium comprising a substituted cyclopentadiene ligand; use as olefin polymerisation catalyst component |
| 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 |
| US5064802A (en) * | 1989-09-14 | 1991-11-12 | The Dow Chemical Company | Metal complex compounds |
| US5374696A (en) * | 1992-03-26 | 1994-12-20 | The Dow Chemical Company | Addition polymerization process using stabilized reduced metal catalysts |
| US5372980A (en) * | 1993-06-03 | 1994-12-13 | Polysar | Bimetallic metallocene alumoxane catalyst system and its use in the preparation of ethylene-alpha olefin and ethylene-alpha olefin-non-conjugated diolefin elastomers |
| US5470993A (en) * | 1993-06-24 | 1995-11-28 | The Dow Chemical Company | Titanium(II) or zirconium(II) complexes and addition polymerization catalysts therefrom |
| EP0739897A1 (de) * | 1995-04-27 | 1996-10-30 | Hoechst Aktiengesellschaft | Mehrkernige Metallocenverbindung, Verfahren zu ihrer Herstellung und ihre Anwendung als Katalysator |
| DE19546501A1 (de) * | 1995-12-13 | 1997-06-19 | Hoechst Ag | Metallocenverbindung |
-
1998
- 1998-08-28 AU AU90375/98A patent/AU9037598A/en not_active Abandoned
- 1998-08-28 WO PCT/US1998/017860 patent/WO1999014222A1/en not_active Ceased
- 1998-08-28 DE DE69807506T patent/DE69807506T2/de not_active Expired - Lifetime
- 1998-08-28 CA CA002303519A patent/CA2303519A1/en not_active Abandoned
- 1998-08-28 KR KR1020007002753A patent/KR20010024020A/ko not_active Withdrawn
- 1998-08-28 JP JP2000511771A patent/JP2001516762A/ja active Pending
- 1998-08-28 US US09/141,659 patent/US6153776A/en not_active Expired - Lifetime
- 1998-08-28 EP EP98942282A patent/EP1015462B1/en not_active Expired - Lifetime
- 1998-08-28 BR BR9812308-4A patent/BR9812308A/pt not_active IP Right Cessation
- 1998-08-28 AT AT98942282T patent/ATE222917T1/de not_active IP Right Cessation
- 1998-08-28 TR TR2000/00665T patent/TR200000665T2/xx unknown
- 1998-08-28 CN CN98809112A patent/CN1270596A/zh active Pending
- 1998-09-14 AR ARP980104563A patent/AR017104A1/es unknown
-
2000
- 2000-03-14 NO NO20001306A patent/NO20001306L/no not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| NO20001306D0 (no) | 2000-03-14 |
| NO20001306L (no) | 2000-03-14 |
| EP1015462B1 (en) | 2002-08-28 |
| AU9037598A (en) | 1999-04-05 |
| CN1270596A (zh) | 2000-10-18 |
| CA2303519A1 (en) | 1999-03-25 |
| DE69807506T2 (de) | 2003-05-28 |
| US6153776A (en) | 2000-11-28 |
| JP2001516762A (ja) | 2001-10-02 |
| TR200000665T2 (tr) | 2000-09-21 |
| KR20010024020A (ko) | 2001-03-26 |
| ATE222917T1 (de) | 2002-09-15 |
| DE69807506D1 (de) | 2002-10-02 |
| WO1999014222A1 (en) | 1999-03-25 |
| BR9812308A (pt) | 2000-09-05 |
| EP1015462A1 (en) | 2000-07-05 |
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