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BR9711257A - Processo para preparar uma poliamida pela rea-Æo de pelo menos uma aminonitrila com gua e poliamida - Google Patents

Processo para preparar uma poliamida pela rea-Æo de pelo menos uma aminonitrila com gua e poliamida

Info

Publication number
BR9711257A
BR9711257A BR9711257A BR9711257A BR9711257A BR 9711257 A BR9711257 A BR 9711257A BR 9711257 A BR9711257 A BR 9711257A BR 9711257 A BR9711257 A BR 9711257A BR 9711257 A BR9711257 A BR 9711257A
Authority
BR
Brazil
Prior art keywords
polyamide
aminonitrile
reacting
preparing
water
Prior art date
Application number
BR9711257A
Other languages
English (en)
Inventor
Robert Weiss
Dieter Keller
Gunter Pipper
Wolfgang Harder
Alfons Ludwig
Ralf Mohschladt
Original Assignee
Basf Ag
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
Priority claimed from DE19635077A external-priority patent/DE19635077A1/de
Priority claimed from DE1997109390 external-priority patent/DE19709390A1/de
Application filed by Basf Ag filed Critical Basf Ag
Publication of BR9711257A publication Critical patent/BR9711257A/pt

Links

Classifications

    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/04—Preparatory processes
    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • C08G69/28—Preparatory processes
    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/36—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino acids, polyamines and polycarboxylic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Polyamides (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR9711257A 1996-08-30 1997-08-26 Processo para preparar uma poliamida pela rea-Æo de pelo menos uma aminonitrila com gua e poliamida BR9711257A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19635077A DE19635077A1 (de) 1996-08-30 1996-08-30 Verfahren zur kontinuierlichen Herstellung von Polyamiden aus omega-Aminoalkylnitrilen
DE1997109390 DE19709390A1 (de) 1997-03-07 1997-03-07 Verfahren zur Herstellung von Polyamiden aus Aminonitrilen
PCT/EP1997/004640 WO1998008889A2 (de) 1996-08-30 1997-08-26 Verfahren zur herstellung von polyamiden aus aminonitrilen

Publications (1)

Publication Number Publication Date
BR9711257A true BR9711257A (pt) 1999-08-17

Family

ID=26028873

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9711257A BR9711257A (pt) 1996-08-30 1997-08-26 Processo para preparar uma poliamida pela rea-Æo de pelo menos uma aminonitrila com gua e poliamida

Country Status (17)

Country Link
US (1) US6194538B1 (pt)
EP (1) EP0922065B1 (pt)
JP (1) JP3948754B2 (pt)
KR (1) KR100539338B1 (pt)
CN (1) CN1128833C (pt)
AR (1) AR009473A1 (pt)
BR (1) BR9711257A (pt)
CA (1) CA2264023C (pt)
CO (1) CO4870784A1 (pt)
CZ (1) CZ293844B6 (pt)
DE (1) DE59708777D1 (pt)
ES (1) ES2187826T3 (pt)
ID (1) ID18204A (pt)
MY (1) MY119018A (pt)
TR (1) TR199900422T2 (pt)
TW (1) TW399072B (pt)
WO (1) WO1998008889A2 (pt)

Families Citing this family (107)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19804023A1 (de) 1998-02-02 1999-08-05 Basf Ag Kontinuierliches Verfahren zur Herstellung von Polyamiden aus Aminonitrilen
DE19804033A1 (de) * 1998-02-02 1999-08-05 Basf Ag Kontinuierliches Verfahren zur Herstellung von Polyamiden aus Aminonitrilen
DE19804020A1 (de) * 1998-02-02 1999-08-05 Basf Ag Verfahren zur Herstellung von Polyamiden aus Aminonitrilen
DE19808490A1 (de) 1998-02-27 1999-09-02 Basf Ag Verfahren zur Herstellung von Polyamiden aus Aminocarbonsäureverbindungen
DE19808489A1 (de) * 1998-02-27 1999-09-02 Basf Ag Verfahren zur Herstellung von Polymermischungen aus Aminonitrilen und thermoplastischen Polymeren
DE19808407A1 (de) * 1998-02-27 1999-09-09 Basf Ag Herstellung von Polyamiden durch Reaktivdestillation
US6069228A (en) * 1998-08-17 2000-05-30 E. I. Du Pont De Nemours And Company Process for preparing polyamides
DE19846014A1 (de) * 1998-10-06 2000-04-13 Basf Ag Beschleuniger für die Herstellung von Polyamiden aus Aminonitrilen
CA2343185A1 (en) * 1998-10-26 2000-05-04 E.I. Du Pont De Nemours And Company Continuous polymerization process for preparing polyamides from omega-aminonitriles
US6075117A (en) * 1998-12-21 2000-06-13 E.I. Dupont De Nemours & Company Process for the hydrolysis of adiponitrile and the production of nylon 6,6 using dicarboxylic acids as the sole catalyst
US6084056A (en) * 1998-12-22 2000-07-04 E. I. Dupont De Nemours & Company Process for the hydrolysis of adiponitrile and the production of nylon 6,6 utilizing low catalyst levels
US6103863A (en) * 1998-12-22 2000-08-15 E. I. Dupont De Nemours & Company Process for preparation of polyamide from dinitrile and diamine
DE19859929A1 (de) * 1998-12-23 2000-06-29 Bayer Ag Verfahren zur Herstellung von verzweigten Polyamiden
DE19905754A1 (de) * 1999-02-11 2000-08-17 Basf Ag Verfahren zur Herstellung von Polyamid 6 mit geringem Extraktgehalt, hoher Viskositätsstabilität und kleiner Remonomerisierungsrate
DE19935398A1 (de) * 1999-07-30 2001-02-01 Basf Ag Verfahren zur Herstellung von Polyamiden aus Dinitrilen und Diaminen
DE19962573A1 (de) * 1999-12-23 2001-07-05 Basf Ag Verfahren zur Herstellung von Polyamiden
US6437089B1 (en) 2001-06-01 2002-08-20 E. I. Du Pont De Nemours And Company Process for the production of nylon 6
US6472501B1 (en) * 2001-06-01 2002-10-29 E. I. Du Pont De Nemours And Company Process for making nylon 6,6
DE10217439A1 (de) * 2002-04-18 2003-10-30 Basf Ag Verfahren zur Herstellung von Polyamiden
DE102004006955A1 (de) * 2004-02-12 2005-09-01 Basf Ag Kontinuierliches Verfahren zur Herstellung von Polyamiden
DE102004027022A1 (de) * 2004-06-02 2006-01-05 Basf Ag Verfahren zur Abtrennung von Ammoniak und Wasser aus Lactam-haltigen Gemischen
KR101368128B1 (ko) 2006-12-13 2014-02-27 바스프 에스이 폴리아미드와 아크릴레이트 고무
DE102008038411A1 (de) 2007-09-11 2009-03-12 Basf Se Flammgeschützte Polyamide
US8309221B2 (en) * 2007-10-01 2012-11-13 Jay Plaehn Reinforced foam panel
WO2009077492A2 (de) 2007-12-18 2009-06-25 Basf Se Thermoplastische polyamide mit polyetheraminen
DE102009011668A1 (de) 2008-03-05 2009-09-10 Basf Se Polyamid und hyperverzweigte Polyesster enthaltende Formmasse
KR20110028519A (ko) 2008-06-27 2011-03-18 바스프 에스이 규조토를 갖는 열 전도성 폴리아미드
JP2011526315A (ja) * 2008-07-02 2011-10-06 ビーエーエスエフ ソシエタス・ヨーロピア 発泡性ポリアミド
DE102008058246A1 (de) 2008-11-19 2010-05-20 Basf Se Hochmolekulare Polyamide
WO2010076145A1 (de) 2008-12-16 2010-07-08 Basf Se Wärmealterungsbeständige polyamide
EP2264093A1 (de) 2009-06-16 2010-12-22 THOR GmbH Flammgeschützte Polyamidformmassen
KR101723700B1 (ko) 2009-06-30 2017-04-18 바스프 에스이 착색가능한 입자를 포함하는 폴리아미드 섬유 및 그의 제조 방법
WO2011000816A1 (de) 2009-07-03 2011-01-06 Basf Se Nanokompositblends enthaltend polyamide und polyolefine
WO2011009798A1 (de) 2009-07-21 2011-01-27 Basf Se Nanokompositblends auf basis von polyamiden und polyarylenethersulfonen
WO2011009877A1 (de) 2009-07-24 2011-01-27 Basf Se Flammgeschützte polyamidformmassen
ES2531430T3 (es) 2009-10-27 2015-03-16 Basf Se Poliamidas resistentes al envejecimiento por calor
CN102666693A (zh) 2009-10-27 2012-09-12 巴斯夫欧洲公司 具有阻燃性的耐热老化性聚酰胺
WO2011069942A1 (de) 2009-12-08 2011-06-16 Basf Se Teilaromatische copolyamidformmassen auf der basis von octamethylendiamin
JP5705233B2 (ja) 2009-12-09 2015-04-22 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 部分芳香性で部分結晶性のコポリアミド
DE102010062886A1 (de) 2009-12-16 2011-06-22 Basf Se, 67063 Polyarylenethersulfone als Schlagzähmodifier
US8466221B2 (en) 2010-03-09 2013-06-18 Basf Se Polyamides that resist heat-aging
RU2566148C2 (ru) 2010-03-09 2015-10-20 Басф Се Полиамиды, устойчивые к тепловому старению
WO2011134930A1 (de) 2010-04-30 2011-11-03 Basf Se Langfaserverstärkte polyamide mit polyolefinen
US8563680B2 (en) 2010-06-15 2013-10-22 Basf Se Heat-aging-resistant polyamides
DE102010023770A1 (de) 2010-06-15 2011-12-15 Basf Se Glühdrahtbeständige Formmassen
KR20180039746A (ko) 2010-06-15 2018-04-18 바스프 에스이 열 노화 내성 폴리아미드
WO2012013564A1 (de) 2010-07-30 2012-02-02 Basf Se Flammgeschützte formmassen
EP2415827A1 (de) 2010-08-04 2012-02-08 Basf Se Flammgeschützte Polyamide mit Schichtsilikaten
WO2012062594A1 (de) 2010-11-11 2012-05-18 Basf Se Wärmealterungsbeständige polyamide
ES2555128T3 (es) 2010-11-18 2015-12-29 Styrolution Europe Gmbh Masas de moldeo termoplásticas a base de copolímeros de estireno y poliamidas; procedimiento para su producción y su utilización
KR101950360B1 (ko) 2010-12-16 2019-02-21 바스프 에스이 글로우 와이어 내성 폴리아미드
US8575295B2 (en) 2010-12-16 2013-11-05 Basf Se Glow-wire resistant polyamides
EP2655507A1 (de) 2010-12-20 2013-10-30 Basf Se Thermoplastische formmassen auf basis von styrol-copolymeren und polyamiden mit verbesserter tieftemperaturzähigkeit
US8629220B2 (en) 2011-01-18 2014-01-14 Basf Se Hydrolysis-resistant polyamides
MY157567A (en) 2011-01-18 2016-06-30 Basf Se Hydrolysis-stable polyamides
US8629206B2 (en) 2011-01-20 2014-01-14 Basf Se Flame-retardant thermoplastic molding composition
WO2012143316A1 (de) 2011-04-21 2012-10-26 Basf Se Vorrichtung zur befestigung von wärmeträgerleitungen an einem behälter
CN103492488A (zh) 2011-04-28 2014-01-01 巴斯夫欧洲公司 阻燃性模塑组合物
US8653168B2 (en) 2011-05-10 2014-02-18 Basf Se Flame-retardant thermoplastic molding composition
US8987357B2 (en) 2011-05-27 2015-03-24 Basf Se Thermoplastic molding composition
EP2527402A1 (de) 2011-05-27 2012-11-28 Basf Se Thermoplastische Formmasse
DE102011104303A1 (de) 2011-06-03 2012-12-06 Basf Se Photovoltaik-System zur Installation auf Dächern mit Kunststoffträger und Photovoltaik-Modul
WO2013037647A1 (de) 2011-09-15 2013-03-21 Basf Se Silber-zinkoxid-mischungen als stabilisator für flammgeschützte polyamide enthaltend roten phosphor
US8883904B2 (en) 2011-09-15 2014-11-11 Basf Se Mixtures of silver and zinc oxide as stabilizer for flame-retardant polyamides
EP2573138A1 (de) 2011-09-21 2013-03-27 Basf Se Polyamid-Formmassen
IN2014CN04681A (pt) 2011-11-25 2015-09-18 Basf Se
WO2013083508A1 (de) 2011-12-07 2013-06-13 Basf Se Flammgeschützte polyamide mit flüssigkristallinen polyestern
KR101925174B1 (ko) 2012-02-20 2018-12-04 바스프 에스이 난연성 폴리아미드를 위한 안정화제로서 CuO/ZnO 화합물
EP2641939A1 (de) 2012-03-21 2013-09-25 Basf Se Hellgefärbte flammgeschützte Polyamide
EP2650331A1 (de) 2012-04-11 2013-10-16 Basf Se Polyamide für Trinkwasseranwendungen
JP6203255B2 (ja) 2012-06-18 2017-09-27 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ ポリアクリロニトリルのホモポリマーを有する難燃性ポリアミド
CN104640915B (zh) 2012-09-19 2018-06-05 巴斯夫欧洲公司 浅色阻燃性聚酰胺
BR112015020979B8 (pt) 2013-04-15 2020-07-07 Basf Se uso de compostos termoplásticos de moldagem e corpo de moldagem
DE102014215370A1 (de) 2013-09-05 2015-03-05 Basf Se Langfaserverstärkte flammgeschützte Polyamide
GB201421293D0 (en) 2014-12-01 2015-01-14 Xeros Ltd New cleaning method, apparatus and use
CN107207767B (zh) 2014-12-01 2018-12-07 巴斯夫欧洲公司 热塑性聚酰胺颗粒
WO2016087324A1 (de) 2014-12-01 2016-06-09 Basf Se Flammgeschützte polyamide mit sulfonsäuresalzen
WO2016166140A1 (de) 2015-04-16 2016-10-20 Basf Se Polyamide mit besseren optischen eigenschaften
US10669394B2 (en) 2015-06-19 2020-06-02 Basf Se Polyamide compositions with high melt flow and good mechanical properties
EP3118247A1 (de) 2015-07-15 2017-01-18 Basf Se Polyamide mit besseren optischen eigenschaften
EP3130633A1 (de) 2015-08-13 2017-02-15 Basf Se Polyamide mit guter mechanik und schwindung
EP3135730A1 (de) 2015-08-27 2017-03-01 Basf Se Polyamide mit niedrigem kristallisationspunkt und geringer schwindung
KR102313268B1 (ko) 2016-04-26 2021-10-19 바스프 에스이 열가소성 폴리아미드 입자
US20190177467A1 (en) 2016-06-15 2019-06-13 Basf Se Polyamide dispersion in polyol and preparation thereof
CN109415559B (zh) 2016-06-15 2021-09-10 巴斯夫欧洲公司 用于聚酰胺的基于聚异丁烯的抗冲改性剂
KR102491411B1 (ko) 2016-10-13 2023-01-20 바스프 에스이 난연성 폴리아미드
EP3577164B1 (en) 2017-02-01 2021-06-02 Basf Se Polyarylene ether sulfone comprising naphthalic acid anhydride endgroups
EP3589696B1 (de) 2017-03-01 2021-02-24 Basf Se Flammgeschuetzte polyamide mit pvp
BR112019022781B1 (pt) 2017-06-22 2023-04-25 Basf Se Material de moldagem termoplástico, uso do material de moldagem termoplástico e fibra, filme ou moldagem
CN112041382B (zh) 2018-04-13 2023-05-23 巴斯夫欧洲公司 阻燃热塑性模塑组合物
CN112437784B (zh) 2018-08-16 2024-06-28 巴斯夫欧洲公司 热塑性模塑材料
CN113423784B (zh) 2019-02-20 2023-12-22 巴斯夫欧洲公司 热塑性模塑复合物
WO2020173766A1 (de) 2019-02-25 2020-09-03 Basf Se Thermoplastische formmasse
EP4025643B1 (en) 2019-09-05 2023-08-16 Basf Se Thermoplastic molding compositions that resist heat
EP3808810B1 (de) 2019-10-16 2023-03-29 INEOS Styrolution Group GmbH Thermoplastische formmassen für rotomolding-verfahren
KR20220134581A (ko) 2020-01-27 2022-10-05 바스프 에스이 열에 내성인 열가소성 폴리아미드 성형 조성물
MX2022010557A (es) 2020-02-26 2022-09-23 Basf Se Composiciones de moldeo de poliamida resistentes al envejecimiento termico.
CA3175749A1 (en) 2020-03-20 2021-09-23 Basf Se Plasticized polyamide molding compositions
EP4127062B1 (en) 2020-03-25 2024-05-08 Basf Se Heat-aging resistant polyamide molding compositions
WO2022180221A1 (en) 2021-02-25 2022-09-01 Basf Se Polymers having improved thermal conductivity
WO2022238213A1 (de) 2021-05-11 2022-11-17 Basf Se LASERBESCHRIFTETE UND LASERVERSCHWEIßTE FORMKÖRPER UND DEREN HERSTELLUNG
CN117413020A (zh) 2021-06-04 2024-01-16 巴斯夫欧洲公司 保持高光泽的热塑性模塑组合物
CN119365524A (zh) 2022-06-08 2025-01-24 巴斯夫欧洲公司 用于生产聚酰胺化合物的再循环利用方法
CN119948108A (zh) 2022-09-27 2025-05-06 巴斯夫欧洲公司 具有改善的颜色稳定性的热塑性模塑组合物-1
CN120322498A (zh) 2022-11-17 2025-07-15 巴斯夫欧洲公司 混合金属氧化物组合物作为阻燃聚酰胺的稳定剂
WO2025049564A1 (en) 2023-08-29 2025-03-06 Basf Se Polyamide molding compositions with improved heat-aging resistance
WO2025252781A1 (en) 2024-06-05 2025-12-11 Basf Se Flame retardant polyamides for improved lsr compression set

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2245129A (en) * 1935-01-02 1941-06-10 Du Pont Process for preparing linear polyamides
CA1186444A (en) 1981-05-18 1985-04-30 Hansdieter Hofmann Method for producing spinnable polyamides, etc.
US4568736A (en) * 1984-09-17 1986-02-04 The Standard Oil Company Preparation of polyamide from omega-aminonitrile with oxygen containing phosphorus catalyst
DE3534817A1 (de) * 1985-09-30 1987-04-02 Davy Mckee Ag Verfahren zur herstellung von polyamid
US5310827A (en) * 1987-01-22 1994-05-10 Kuraray Co., Ltd. Polyamide copolymers
US5109104A (en) * 1990-10-04 1992-04-28 E. I. Du Pont De Nemours And Company Preparation of polyamides from omega-aminonitriles
US5185427A (en) * 1991-08-20 1993-02-09 E. I. Du Pont De Nemours And Company Process for the production of copolyamides from amino nitrile, diamine and dicarboxylic acid
DE4430480A1 (de) * 1994-08-27 1996-02-29 Basf Ag Hochmolekulare Polyamide aus Nitrilen
FR2735471B1 (fr) * 1995-06-16 1997-08-22 Rhone Poulenc Chimie Procede de preparation de lactames

Also Published As

Publication number Publication date
JP3948754B2 (ja) 2007-07-25
CN1128833C (zh) 2003-11-26
JP2000516977A (ja) 2000-12-19
WO1998008889A2 (de) 1998-03-05
CZ67599A3 (cs) 1999-06-16
TR199900422T2 (xx) 1999-04-21
ID18204A (id) 1998-03-12
DE59708777D1 (de) 2003-01-02
WO1998008889A3 (de) 1998-06-25
US6194538B1 (en) 2001-02-27
CN1235621A (zh) 1999-11-17
TW399072B (en) 2000-07-21
CA2264023C (en) 2007-03-27
EP0922065A2 (de) 1999-06-16
EP0922065B1 (de) 2002-11-20
CZ293844B6 (cs) 2004-08-18
AR009473A1 (es) 2000-04-26
KR100539338B1 (ko) 2005-12-28
CA2264023A1 (en) 1998-03-05
ES2187826T3 (es) 2003-06-16
MY119018A (en) 2005-03-31
CO4870784A1 (es) 1999-12-27
KR20000035962A (ko) 2000-06-26

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