ATE346105T1 - Polyester-polykondensation mit titanyloxalat- katalysator und einer den katalytischen effekt verstärkenden verbindung - Google Patents
Polyester-polykondensation mit titanyloxalat- katalysator und einer den katalytischen effekt verstärkenden verbindungInfo
- Publication number
- ATE346105T1 ATE346105T1 AT01300115T AT01300115T ATE346105T1 AT E346105 T1 ATE346105 T1 AT E346105T1 AT 01300115 T AT01300115 T AT 01300115T AT 01300115 T AT01300115 T AT 01300115T AT E346105 T1 ATE346105 T1 AT E346105T1
- Authority
- AT
- Austria
- Prior art keywords
- catalyst
- oxalate
- antimony
- titanyl oxalate
- metallic
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title abstract 16
- QKKWJYSVXDGOOJ-UHFFFAOYSA-N oxalic acid;oxotitanium Chemical compound [Ti]=O.OC(=O)C(O)=O QKKWJYSVXDGOOJ-UHFFFAOYSA-N 0.000 title abstract 9
- 238000006068 polycondensation reaction Methods 0.000 title abstract 5
- 230000003197 catalytic effect Effects 0.000 title abstract 4
- 229920000728 polyester Polymers 0.000 title abstract 4
- 150000001875 compounds Chemical class 0.000 title 1
- 239000003623 enhancer Substances 0.000 abstract 5
- 229910000410 antimony oxide Inorganic materials 0.000 abstract 3
- JVLRYPRBKSMEBF-UHFFFAOYSA-K diacetyloxystibanyl acetate Chemical compound [Sb+3].CC([O-])=O.CC([O-])=O.CC([O-])=O JVLRYPRBKSMEBF-UHFFFAOYSA-K 0.000 abstract 3
- VTRUBDSFZJNXHI-UHFFFAOYSA-N oxoantimony Chemical compound [Sb]=O VTRUBDSFZJNXHI-UHFFFAOYSA-N 0.000 abstract 3
- 230000002195 synergetic effect Effects 0.000 abstract 3
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 abstract 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract 2
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 abstract 2
- 229910052787 antimony Inorganic materials 0.000 abstract 2
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 abstract 2
- YNQRWVCLAIUHHI-UHFFFAOYSA-L dilithium;oxalate Chemical compound [Li+].[Li+].[O-]C(=O)C([O-])=O YNQRWVCLAIUHHI-UHFFFAOYSA-L 0.000 abstract 2
- 229910052744 lithium Inorganic materials 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- -1 Li2TiO(C2O4)2 Chemical compound 0.000 abstract 1
- 239000003863 metallic catalyst Substances 0.000 abstract 1
- 150000003891 oxalate salts Chemical class 0.000 abstract 1
- 239000000376 reactant Substances 0.000 abstract 1
Classifications
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- 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
- B01J31/2204—Organic complexes the ligands containing oxygen or sulfur as complexing atoms
- B01J31/2208—Oxygen, e.g. acetylacetonates
- B01J31/2226—Anionic ligands, i.e. the overall ligand carries at least one formal negative charge
- B01J31/223—At least two oxygen atoms present in one at least bidentate or bridging ligand
- B01J31/2239—Bridging ligands, e.g. OAc in Cr2(OAc)4, Pt4(OAc)8 or dicarboxylate ligands
-
- 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
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/28—Titanium compounds
-
- 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
- B01J31/04—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing carboxylic acids or their salts
-
- 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
-
- 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
- B01J31/26—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24
-
- 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
- B01J31/26—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24
- B01J31/38—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24 of titanium, zirconium or hafnium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
-
- 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
- B01J21/063—Titanium; Oxides or hydroxides thereof
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/18—Arsenic, antimony or bismuth
-
- 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
- B01J2531/02—Compositional aspects of complexes used, e.g. polynuclearity
- B01J2531/0213—Complexes without C-metal linkages
- B01J2531/0216—Bi- or polynuclear complexes, i.e. comprising two or more metal coordination centres, without metal-metal bonds, e.g. Cp(Lx)Zr-imidazole-Zr(Lx)Cp
-
- 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
- B01J2531/10—Complexes comprising metals of Group I (IA or IB) as the central metal
-
- 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
- B01J2531/10—Complexes comprising metals of Group I (IA or IB) as the central metal
- B01J2531/11—Lithium
-
- 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
- B01J2531/10—Complexes comprising metals of Group I (IA or IB) as the central metal
- B01J2531/13—Potassium
-
- 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
- B01J2531/46—Titanium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/83—Alkali metals, alkaline earth metals, beryllium, magnesium, copper, silver, gold, zinc, cadmium, mercury, manganese, or compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/84—Boron, aluminium, gallium, indium, thallium, rare-earth metals, or compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/87—Non-metals or inter-compounds thereof
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)
- Polyesters Or Polycarbonates (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17500600P | 2000-01-07 | 2000-01-07 | |
| US09/747,115 US6258925B1 (en) | 2000-01-07 | 2000-12-22 | Polyester polycondensation with titanyl oxalate catalyst and a catalyst enhancer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE346105T1 true ATE346105T1 (de) | 2006-12-15 |
Family
ID=26870776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT01300115T ATE346105T1 (de) | 2000-01-07 | 2001-01-08 | Polyester-polykondensation mit titanyloxalat- katalysator und einer den katalytischen effekt verstärkenden verbindung |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US6258925B1 (de) |
| EP (1) | EP1114838B1 (de) |
| JP (1) | JP2001190963A (de) |
| KR (1) | KR100758517B1 (de) |
| CN (1) | CN1169859C (de) |
| AT (1) | ATE346105T1 (de) |
| CA (1) | CA2330283A1 (de) |
| DE (1) | DE60124599T2 (de) |
| ES (1) | ES2275625T3 (de) |
| ID (1) | ID28868A (de) |
| MX (1) | MXPA01000241A (de) |
| MY (1) | MY124539A (de) |
| NO (1) | NO20010055L (de) |
| NZ (1) | NZ509185A (de) |
| PL (1) | PL344958A1 (de) |
| PT (1) | PT1114838E (de) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6372879B1 (en) * | 2000-01-07 | 2002-04-16 | Atofina Chemicals, Inc. | Polyester polycondensation with catalyst and a catalyst enhancer |
| CN1610580A (zh) * | 2000-11-21 | 2005-04-27 | 帝国化学工业公司 | 酯化催化剂,聚酯方法和聚酯制品 |
| US6979404B2 (en) * | 2002-01-02 | 2005-12-27 | Triple I | Self-manifolding sheet membrane module |
| CN100509912C (zh) | 2002-02-14 | 2009-07-08 | 三井化学株式会社 | 聚酯制备用催化剂、用此催化剂制备聚酯树脂的方法 |
| US6855797B2 (en) * | 2002-04-25 | 2005-02-15 | E. I. Du Pont De Nemours And Company | Stable aqueous solutions comprising titanium and zinc and process therewith |
| US20030203811A1 (en) * | 2002-04-25 | 2003-10-30 | Putzig Donald Edward | Stable aqueous solutions comprising titanium and zinc and process therewith |
| US7041350B1 (en) | 2002-08-30 | 2006-05-09 | The Coca-Cola Company | Polyester composition and articles with reduced acetaldehyde content and method using hydrogenation catalyst |
| US6953768B2 (en) * | 2002-11-26 | 2005-10-11 | Teck Cominco Metals Ltd. | Multi-component catalyst system for the polycondensation manufacture of polyesters |
| US6762275B1 (en) | 2003-05-27 | 2004-07-13 | The Coca-Cola Company | Method to decrease the acetaldehyde content of melt-processed polyesters |
| US20050187374A1 (en) * | 2004-02-20 | 2005-08-25 | Bin Chen | Polyester synthesis with enhanced titanium catalyst composition |
| DE102004010680A1 (de) * | 2004-03-04 | 2005-10-06 | Zimmer Ag | Verfahren zur Herstellung von hochkondensierten Polyestern in der festen Phase |
| JP5531606B2 (ja) * | 2009-12-22 | 2014-06-25 | 東亞合成株式会社 | 球状結晶質オキシシュウ酸チタン粉末およびその製造方法 |
| TWI446962B (zh) * | 2012-04-16 | 2014-08-01 | Ind Tech Res Inst | 觸媒組合物 |
| CN109794290B (zh) * | 2019-01-31 | 2021-08-27 | 天津城建大学 | 一种螺旋型草酸氧钛盐光催化剂及其制备方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4213030B1 (de) | 1962-07-19 | 1967-07-25 | ||
| JPS5432731B2 (de) * | 1972-06-19 | 1979-10-16 | ||
| JPS5323876B2 (de) | 1973-03-22 | 1978-07-17 | ||
| US3907754A (en) | 1974-06-19 | 1975-09-23 | Eastman Kodak Co | Process and catalyst-inhibitor system for preparing synthetic linear polyester |
| JPS5826749B2 (ja) | 1975-12-27 | 1983-06-04 | 東洋紡績株式会社 | Ｎ−ヒドロキシアルキルトリメリット酸イミドの製造法 |
| JPS55155021A (en) * | 1979-05-22 | 1980-12-03 | Toyobo Co Ltd | Preparation of polyester |
| US4238593B1 (en) | 1979-06-12 | 1994-03-22 | Goodyear Tire & Rubber | Method for production of a high molecular weight polyester prepared from a prepolymer polyester having an optional carboxyl content |
| US4356299A (en) | 1982-02-04 | 1982-10-26 | Rohm And Haas Company | Catalyst system for a polyethylene terephthalate polycondensation |
| US4780527A (en) * | 1987-05-06 | 1988-10-25 | Industrial Technology Research Institute | Preparation of polyesters from terephthalic acid |
| DE4137842A1 (de) | 1991-11-16 | 1993-05-19 | Zimmer Ag | Verfahren zur kontinuierlichen polykondensation von terephthalsaeure und 1,4-bis-(hydroxymethyl)-cyclohexan |
| JPH06128464A (ja) | 1992-10-20 | 1994-05-10 | Kuraray Co Ltd | ポリブチレンテレフタレート系樹脂成形体 |
| DE4430634A1 (de) | 1994-08-29 | 1996-03-07 | Hoechst Ag | Verfahren zur Herstellung thermostabiler, farbneutraler, antimonfreier Polyester und die danach herstellbaren Produkte |
-
2000
- 2000-12-22 US US09/747,115 patent/US6258925B1/en not_active Expired - Fee Related
-
2001
- 2001-01-03 NZ NZ509185A patent/NZ509185A/en unknown
- 2001-01-04 MY MYPI20010028A patent/MY124539A/en unknown
- 2001-01-04 NO NO20010055A patent/NO20010055L/no not_active Application Discontinuation
- 2001-01-05 ID IDP20010007D patent/ID28868A/id unknown
- 2001-01-05 PL PL01344958A patent/PL344958A1/xx unknown
- 2001-01-05 CA CA002330283A patent/CA2330283A1/en not_active Abandoned
- 2001-01-05 KR KR1020010000549A patent/KR100758517B1/ko not_active IP Right Cessation
- 2001-01-08 MX MXPA01000241A patent/MXPA01000241A/es active IP Right Grant
- 2001-01-08 CN CNB011013443A patent/CN1169859C/zh not_active Expired - Fee Related
- 2001-01-08 ES ES01300115T patent/ES2275625T3/es not_active Expired - Lifetime
- 2001-01-08 DE DE60124599T patent/DE60124599T2/de not_active Expired - Fee Related
- 2001-01-08 EP EP01300115A patent/EP1114838B1/de not_active Expired - Lifetime
- 2001-01-08 PT PT01300115T patent/PT1114838E/pt unknown
- 2001-01-08 AT AT01300115T patent/ATE346105T1/de not_active IP Right Cessation
- 2001-01-09 JP JP2001001376A patent/JP2001190963A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ES2275625T3 (es) | 2007-06-16 |
| EP1114838A1 (de) | 2001-07-11 |
| PL344958A1 (en) | 2001-07-16 |
| US6258925B1 (en) | 2001-07-10 |
| MY124539A (en) | 2006-06-30 |
| ID28868A (id) | 2001-07-12 |
| DE60124599T2 (de) | 2007-09-13 |
| DE60124599D1 (de) | 2007-01-04 |
| NO20010055D0 (no) | 2001-01-04 |
| MXPA01000241A (es) | 2002-11-04 |
| PT1114838E (pt) | 2007-02-28 |
| KR20010070421A (ko) | 2001-07-25 |
| EP1114838B1 (de) | 2006-11-22 |
| CN1359963A (zh) | 2002-07-24 |
| CA2330283A1 (en) | 2001-07-07 |
| NZ509185A (en) | 2001-11-30 |
| NO20010055L (no) | 2001-07-09 |
| CN1169859C (zh) | 2004-10-06 |
| KR100758517B1 (ko) | 2007-09-14 |
| JP2001190963A (ja) | 2001-07-17 |
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