ZA982842B - Production of paper board and cardboard having high dry strength - Google Patents
Production of paper board and cardboard having high dry strengthInfo
- Publication number
- ZA982842B ZA982842B ZA982842A ZA982842A ZA982842B ZA 982842 B ZA982842 B ZA 982842B ZA 982842 A ZA982842 A ZA 982842A ZA 982842 A ZA982842 A ZA 982842A ZA 982842 B ZA982842 B ZA 982842B
- Authority
- ZA
- South Africa
- Prior art keywords
- dry strength
- cardboard
- production
- high dry
- paper board
- Prior art date
Links
- 239000011111 cardboard Substances 0.000 title abstract 3
- 239000011087 paperboard Substances 0.000 title 1
- 239000000123 paper Substances 0.000 abstract 4
- 229920002472 Starch Polymers 0.000 abstract 3
- 125000002091 cationic group Chemical group 0.000 abstract 3
- 230000014759 maintenance of location Effects 0.000 abstract 3
- 235000019698 starch Nutrition 0.000 abstract 3
- 239000008107 starch Substances 0.000 abstract 3
- 125000000129 anionic group Chemical group 0.000 abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 229920006317 cationic polymer Polymers 0.000 abstract 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/06—Paper forming aids
- D21H21/10—Retention agents or drainage improvers
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/18—Reinforcing agents
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/24—Polysaccharides
- D21H17/28—Starch
- D21H17/29—Starch cationic
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
- D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
- D21H17/45—Nitrogen-containing groups
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
- D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
- D21H17/45—Nitrogen-containing groups
- D21H17/455—Nitrogen-containing groups comprising tertiary amine or being at least partially quaternised
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
- D21H17/55—Polyamides; Polyaminoamides; Polyester-amides
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
- D21H17/56—Polyamines; Polyimines; Polyester-imides
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/76—Processes or apparatus for adding material to the pulp or to the paper characterised by choice of auxiliary compounds which are added separately from at least one other compound, e.g. to improve the incorporation of the latter or to obtain an enhanced combined effect
- D21H23/765—Addition of all compounds to the pulp
Landscapes
- Paper (AREA)
- Machines For Manufacturing Corrugated Board In Mechanical Paper-Making Processes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19713755A DE19713755A1 (de) | 1997-04-04 | 1997-04-04 | Verfahren zur Herstellung von Papier, Pappe und Karton mit hoher Trockenfestigkeit |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA982842B true ZA982842B (en) | 1999-01-20 |
Family
ID=7825332
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA982842A ZA982842B (en) | 1997-04-04 | 1998-04-03 | Production of paper board and cardboard having high dry strength |
Country Status (13)
Country | Link |
---|---|
US (1) | US6616807B1 (de) |
EP (1) | EP0972110B2 (de) |
JP (1) | JP2001518988A (de) |
KR (1) | KR20010006002A (de) |
AT (1) | ATE268410T1 (de) |
AU (1) | AU730063B2 (de) |
CA (1) | CA2284931C (de) |
DE (2) | DE19713755A1 (de) |
ES (1) | ES2222591T3 (de) |
NZ (1) | NZ338029A (de) |
PT (1) | PT972110E (de) |
WO (1) | WO1998045536A1 (de) |
ZA (1) | ZA982842B (de) |
Families Citing this family (47)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100637091B1 (ko) | 1999-04-01 | 2006-10-23 | 바스프 악티엔게젤샤프트 | 양이온성 중합체에 의한 전분의 변성 및 변성된 전분의건조 강화제로서의 용도 |
AU1739301A (en) * | 1999-11-01 | 2001-05-14 | Leopack B.V. | Moulded fibre products comprising modified starch and process for producing the same |
US6824650B2 (en) | 2001-12-18 | 2004-11-30 | Kimberly-Clark Worldwide, Inc. | Fibrous materials treated with a polyvinylamine polymer |
US6723204B2 (en) * | 2002-04-08 | 2004-04-20 | Hercules Incorporated | Process for increasing the dry strength of paper |
DE10233524B4 (de) * | 2002-07-23 | 2006-02-09 | Mühle Rüningen GmbH & Co. KG | Mittel zur Erhöhung der Aufnahmefähigkeit von Papiermasse für Stärke, Verfahren zur Herstellung, Verwendung sowie Verfahren zur Herstellung von Papier |
US7494566B2 (en) | 2002-09-13 | 2009-02-24 | University Of Pittsburgh - Of The Commonwealth System Of Higher Education | Composition for increasing cellulosic product strength and method of increasing cellulosic product strength |
US7090745B2 (en) * | 2002-09-13 | 2006-08-15 | University Of Pittsburgh | Method for increasing the strength of a cellulosic product |
US20050109476A1 (en) * | 2003-07-21 | 2005-05-26 | Muhle Runingen Gmbh & Co. Kg | Medium for increasing the absorption capacity of paper pulp for starch |
US7347263B2 (en) * | 2004-02-27 | 2008-03-25 | University of Pittsburgh - of the Commonwealth of Higher Education | Networked polymeric gels and use of such polymeric gels in hydrocarbon recovery |
RU2008130066A (ru) * | 2005-12-22 | 2010-01-27 | Клариант Файненс (Бви) Лимитед (Vg) | Поперечно сшитые полиамиды для получения бумаги и картона |
MX298466B (es) * | 2006-05-18 | 2012-04-23 | Hercules Inc | Productos de adicion de michael como aditivos para el papel y la fabricacion de papel. |
DE602006009237D1 (de) * | 2006-06-09 | 2009-10-29 | Cooperatie Avebe U A | Verfahren zum Herstellen von Papier unter Verwendung von kationischer Amylopektinstärke |
EP1889972A1 (de) * | 2006-06-26 | 2008-02-20 | Biltube India Limited | Kernkarton |
US7875676B2 (en) | 2006-09-07 | 2011-01-25 | Ciba Specialty Chemicals Corporation | Glyoxalation of vinylamide polymer |
MX301592B (es) | 2007-08-02 | 2012-07-24 | Hercules Inc | Polimeros que contienen vinilamina modificada con aditivos en la fabricacion de papel. |
US8088250B2 (en) | 2008-11-26 | 2012-01-03 | Nalco Company | Method of increasing filler content in papermaking |
AR071441A1 (es) | 2007-11-05 | 2010-06-23 | Ciba Holding Inc | N- vinilamida glioxilada |
EP2148003A1 (de) | 2008-07-22 | 2010-01-27 | Mühle Rüningen GmbH & Co. KG | Verfahren zur Herstellung eines modifizierten stärkehaltigen Produkts, in diesem Verfahren erzeugbares modifiziertes stärkehaltiges Produkt und seine Verwendung bei der Papierherstellung |
CA2733503C (en) * | 2008-08-18 | 2018-07-03 | Basf Se | Process for increasing the dry strength of paper, board and cardboard |
ES2521520T3 (es) * | 2009-01-30 | 2014-11-12 | Solenis Technologies Cayman Lp | Polímeros que contienen vinilamina cuaternaria como aditivos en la fabricación de papel |
JP5832426B2 (ja) | 2009-06-16 | 2015-12-16 | ビーエーエスエフ ソシエタス・ヨーロピアBasf Se | 紙、板紙および厚紙の製造法 |
PT2496651E (pt) * | 2009-11-06 | 2015-08-24 | Solenis Technologies Cayman Lp | Aplicação superficial de polímeros e misturas de polímeros para melhorar a resistência de um papel |
WO2011127268A1 (en) * | 2010-04-07 | 2011-10-13 | Hercules Incorporated | Stable and aqueous compositions of polyvinylamines with catlonic starch, and utility for papermaking |
BR112013004430B1 (pt) * | 2010-08-25 | 2021-03-02 | Solenis Technologies Cayman, L.P | método para produção de papel, papelão ou cartolina, e usos de polímero iônico e biocida |
KR101946221B1 (ko) | 2010-11-05 | 2019-02-08 | 솔레니스 테크놀러지스 케이맨, 엘.피. | 종이 강도 개선을 위한 중합체의 표면 적용 |
US8980056B2 (en) | 2010-11-15 | 2015-03-17 | Kemira Oyj | Composition and process for increasing the dry strength of a paper product |
JP5714947B2 (ja) * | 2011-03-16 | 2015-05-07 | ニチハ株式会社 | 無機質板、及びその製造方法 |
US8614279B2 (en) | 2011-04-14 | 2013-12-24 | Hercules Incorporated | Process to produce an acylated vinylamine-containing polymer and its application as a papermaking additive |
FI20115690A0 (fi) * | 2011-06-30 | 2011-06-30 | Kemira Oyj | Fiksatiivikoostumus, sakeamassakoostumus ja menetelmä hydrofobisten ja/tai anionisten aineiden kiinnittämiseksi kuituihin |
KR101676928B1 (ko) | 2011-08-25 | 2016-11-16 | 솔레니스 테크놀러지스 케이맨, 엘.피. | 종이 및 페이퍼보드의 제조에서 강도 보조제의 이점을 증가시키는 방법 |
US8894816B2 (en) | 2011-11-10 | 2014-11-25 | Solenis Technologies, L.P. | Vinylamine containing copolymer microparticles as additives in papermaking |
ES2670003T3 (es) | 2011-12-06 | 2018-05-29 | Basf Se | Preparación de aductos de polivinilamida reactivos con celulosa |
EP2809845B1 (de) * | 2012-02-01 | 2019-01-16 | Basf Se | Verfahren zur herstellung von papier und pappe |
FI124202B (en) | 2012-02-22 | 2014-04-30 | Kemira Oyj | A method for improving the process of making paper or paperboard using recycled fibrous material |
WO2015035297A1 (en) | 2013-09-09 | 2015-03-12 | Basf Se | High molecular weight and high cationic chargeglyoxalatedpolyacrylamide copolymers, and their methods of manufacture and use |
CN104452455B (zh) | 2013-09-12 | 2019-04-05 | 艺康美国股份有限公司 | 造纸助剂组合物以及增加成纸灰分保留的方法 |
CN104452463B (zh) | 2013-09-12 | 2017-01-04 | 艺康美国股份有限公司 | 造纸方法以及组合物 |
US9567708B2 (en) | 2014-01-16 | 2017-02-14 | Ecolab Usa Inc. | Wet end chemicals for dry end strength in paper |
PT3132092T (pt) | 2014-04-16 | 2019-12-18 | Solenis Tech Lp | Polímeros contendo vinilamina modificada e sua utilização no fabrico de papel |
SE539914C2 (sv) * | 2014-04-29 | 2018-01-09 | Stora Enso Oyj | Process för framställning av åtminstone ett skikt hos ett papper eller en kartong samt ett papper eller en kartong som framställts enligt processen |
US9702086B2 (en) * | 2014-10-06 | 2017-07-11 | Ecolab Usa Inc. | Method of increasing paper strength using an amine containing polymer composition |
US9920482B2 (en) | 2014-10-06 | 2018-03-20 | Ecolab Usa Inc. | Method of increasing paper strength |
US9783933B2 (en) | 2015-04-10 | 2017-10-10 | Solenis Technologies, L.P. | Modified vinylamine-containing polymers and their use in papermaking |
SE540115C2 (en) * | 2016-09-21 | 2018-04-03 | A paper or paperboard product comprising at least one ply containing high yield pulp and its production method | |
FI20185272A1 (en) * | 2018-03-22 | 2019-09-23 | Kemira Oyj | The dry strength composition, its use, and the method of making paper, board or the like |
JP6696532B2 (ja) * | 2018-06-18 | 2020-05-20 | 栗田工業株式会社 | 紙の製造方法 |
US11846074B2 (en) | 2019-05-03 | 2023-12-19 | First Quality Tissue, Llc | Absorbent structures with high strength and low MD stretch |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1110004A (en) † | 1964-07-28 | 1968-04-18 | Basf Ag | Improved papers having high mechanical strength and their production |
US3734820A (en) * | 1971-09-22 | 1973-05-22 | Calgon Corp | Cationic dextran graft copolymers as dry strength additives for paper |
US3854970A (en) * | 1973-08-13 | 1974-12-17 | Nalco Chemical Co | Cationic starch and condensates for making the same |
US4097427A (en) * | 1977-02-14 | 1978-06-27 | Nalco Chemical Company | Cationization of starch utilizing alkali metal hydroxide, cationic water-soluble polymer and oxidant for improved wet end strength |
US4146515A (en) * | 1977-09-12 | 1979-03-27 | Nalco Chemical Company | Making a lightly oxidized starch additive by adding a cationic polymer to starch slurry prior to heating the slurry |
DE3128478A1 (de) * | 1981-07-18 | 1983-02-03 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von linearen, basischen polymerisaten |
US5201998A (en) * | 1982-05-28 | 1993-04-13 | Ciba-Geigy Corporation | Process for sizing paper with anionic hydrophobic sizing agents and cationic retention aids |
DE3534273A1 (de) * | 1985-09-26 | 1987-04-02 | Basf Ag | Verfahren zur herstellung von vinylamin-einheiten enthaltenden wasserloeslichen copolymerisaten und deren verwendung als nass- und trockenverfestigungsmittel fuer papier |
DE3627594A1 (de) * | 1986-08-14 | 1988-02-18 | Basf Ag | Leimungsmittel fuer papier auf basis feinteiliger waessriger dispersionen |
DE3702712A1 (de) * | 1987-01-30 | 1988-08-11 | Basf Ag | Leimungsmittel fuer papier auf basis feinteiliger waessriger dispersionen |
DE3706525A1 (de) * | 1987-02-28 | 1988-09-08 | Basf Ag | Verfahren zur herstellung von papier, pappe und karton mit hoher trockenfestigkeit |
DE3724646A1 (de) * | 1987-07-25 | 1989-02-02 | Basf Ag | Verfahren zur herstellung von papier, pappe und karton mit hoher trockenfestigkeit |
US5338406A (en) * | 1988-10-03 | 1994-08-16 | Hercules Incorporated | Dry strength additive for paper |
DE3909004A1 (de) * | 1989-03-18 | 1990-09-27 | Basf Ag | Verwendung von nicht hydrolysierten n-vinylformamid-einheiten enthaltenden copolymerisaten bei der papierherstellung |
WO1993001352A1 (en) * | 1991-07-02 | 1993-01-21 | Eka Nobel Ab | A process for the manufacture of paper |
US5382324A (en) * | 1993-05-27 | 1995-01-17 | Henkel Corporation | Method for enhancing paper strength |
US5700893A (en) * | 1993-11-12 | 1997-12-23 | Betzdearborn Inc. | Water-soluble cationic copolymers and their use as flocculants and drainage aids |
US5720888A (en) * | 1993-11-12 | 1998-02-24 | Betzdearborn Inc. | Water-soluble cationic copolymers and their use as flocculants |
US5516852A (en) * | 1993-11-12 | 1996-05-14 | W. R. Grace & Co.-Conn. | Method of producing water-soluble cationic copolymers |
DE4438708A1 (de) * | 1994-10-29 | 1996-05-02 | Basf Ag | Verfahren zur kationischen Modifizierung von Stärke und Verwendung der kationisch modifizierten Stärke |
DE19537088A1 (de) * | 1995-10-05 | 1997-04-10 | Basf Ag | Verfahren zur Herstellung von trockenfest und naßfest ausgerüstetem Papier |
DE19627553A1 (de) * | 1996-07-09 | 1998-01-15 | Basf Ag | Verfahren zur Herstellung von Papier und Karton |
DE19716821A1 (de) * | 1997-04-22 | 1998-10-29 | Basf Ag | Verfahren zur Herstellung von Papier, Pappe und Karton |
US5942087A (en) * | 1998-02-17 | 1999-08-24 | Nalco Chemical Company | Starch retention in paper and board production |
-
1997
- 1997-04-04 DE DE19713755A patent/DE19713755A1/de not_active Withdrawn
-
1998
- 1998-03-26 WO PCT/EP1998/001786 patent/WO1998045536A1/de active IP Right Grant
- 1998-03-26 EP EP98921399A patent/EP0972110B2/de not_active Expired - Lifetime
- 1998-03-26 AU AU74275/98A patent/AU730063B2/en not_active Ceased
- 1998-03-26 NZ NZ338029A patent/NZ338029A/xx unknown
- 1998-03-26 KR KR1019997009080A patent/KR20010006002A/ko not_active Application Discontinuation
- 1998-03-26 US US09/381,970 patent/US6616807B1/en not_active Expired - Lifetime
- 1998-03-26 DE DE59811513T patent/DE59811513D1/de not_active Expired - Lifetime
- 1998-03-26 ES ES98921399T patent/ES2222591T3/es not_active Expired - Lifetime
- 1998-03-26 CA CA2284931A patent/CA2284931C/en not_active Expired - Fee Related
- 1998-03-26 PT PT98921399T patent/PT972110E/pt unknown
- 1998-03-26 JP JP54231698A patent/JP2001518988A/ja not_active Withdrawn
- 1998-03-26 AT AT98921399T patent/ATE268410T1/de active
- 1998-04-03 ZA ZA982842A patent/ZA982842B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
AU7427598A (en) | 1998-10-30 |
DE59811513D1 (de) | 2004-07-08 |
CA2284931C (en) | 2010-02-16 |
DE19713755A1 (de) | 1998-10-08 |
EP0972110B2 (de) | 2009-03-11 |
CA2284931A1 (en) | 1998-10-15 |
ES2222591T3 (es) | 2005-02-01 |
PT972110E (pt) | 2004-10-29 |
AU730063B2 (en) | 2001-02-22 |
KR20010006002A (ko) | 2001-01-15 |
NZ338029A (en) | 2000-04-28 |
ATE268410T1 (de) | 2004-06-15 |
US6616807B1 (en) | 2003-09-09 |
EP0972110A1 (de) | 2000-01-19 |
WO1998045536A1 (de) | 1998-10-15 |
JP2001518988A (ja) | 2001-10-16 |
EP0972110B1 (de) | 2004-06-02 |
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