NZ338029A - Method for producing high dry-strength paper, pulpboard and cardboard - Google Patents
Method for producing high dry-strength paper, pulpboard and cardboardInfo
- Publication number
- NZ338029A NZ338029A NZ338029A NZ33802998A NZ338029A NZ 338029 A NZ338029 A NZ 338029A NZ 338029 A NZ338029 A NZ 338029A NZ 33802998 A NZ33802998 A NZ 33802998A NZ 338029 A NZ338029 A NZ 338029A
- Authority
- NZ
- New Zealand
- Prior art keywords
- pulpboard
- cardboard
- producing high
- paper
- dry
- Prior art date
Links
- 239000000123 paper Substances 0.000 title abstract 5
- 238000004519 manufacturing process Methods 0.000 title abstract 3
- 239000003795 chemical substances by application Substances 0.000 abstract 4
- 229920002472 Starch Polymers 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
- 125000002091 cationic group Chemical group 0.000 abstract 2
- 229920006317 cationic polymer Polymers 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 2
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 (2)
| 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 |
| PCT/EP1998/001786 WO1998045536A1 (de) | 1997-04-04 | 1998-03-26 | Verfahren zur herstellung von papier, pappe und karton mit hoher trockenfestigkeit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NZ338029A true NZ338029A (en) | 2000-04-28 |
Family
ID=7825332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NZ338029A NZ338029A (en) | 1997-04-04 | 1998-03-26 | Method for producing high dry-strength paper, pulpboard and cardboard |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US6616807B1 (https=) |
| EP (1) | EP0972110B2 (https=) |
| JP (1) | JP2001518988A (https=) |
| KR (1) | KR20010006002A (https=) |
| AT (1) | ATE268410T1 (https=) |
| AU (1) | AU730063B2 (https=) |
| CA (1) | CA2284931C (https=) |
| DE (2) | DE19713755A1 (https=) |
| ES (1) | ES2222591T3 (https=) |
| NZ (1) | NZ338029A (https=) |
| PT (1) | PT972110E (https=) |
| WO (1) | WO1998045536A1 (https=) |
| ZA (1) | ZA982842B (https=) |
Families Citing this family (48)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NZ514892A (en) | 1999-04-01 | 2003-08-29 | Basf Ag | Modifying starch with cationic polymers and use of the modified starches as dry-strength agent |
| 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 |
| US7214633B2 (en) | 2001-12-18 | 2007-05-08 | Kimberly-Clark Worldwide, Inc. | Polyvinylamine treatments to improve dyeing of cellulosic materials |
| 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 |
| BRPI0508227A (pt) * | 2004-02-27 | 2007-07-17 | Univ Pittsburgh | géis poliméricos interligados e uso de tais géis poliméricos na recuperação de hidrocarboneto |
| CN101356315A (zh) * | 2005-12-22 | 2009-01-28 | 克莱里安特财务(Bvi)有限公司 | 用于制备纸和纸板的干强度系统 |
| ATE550361T1 (de) * | 2006-05-18 | 2012-04-15 | Hercules Inc | Michael-zusatzaddukte als zusatzstoffe für papier und papierherstellung |
| DE602006009237D1 (de) * | 2006-06-09 | 2009-10-29 | Cooperatie Avebe U A | Verfahren zum Herstellen von Papier unter Verwendung von kationischer Amylopektinstärke |
| EP1889972A1 (en) * | 2006-06-26 | 2008-02-20 | Biltube India Limited | Core board |
| US7875676B2 (en) | 2006-09-07 | 2011-01-25 | Ciba Specialty Chemicals Corporation | Glyoxalation of vinylamide polymer |
| EP2178929B1 (en) | 2007-08-02 | 2012-02-01 | Hercules Incorporated | Modified vinylamine-containing polymers as additives in papermaking |
| 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 (en) * | 2008-07-22 | 2010-01-27 | Mühle Rüningen GmbH & Co. KG | Process for the production of a modified starch containing product, modified starch containing product obtainable by that process and use thereof in paper manufacture |
| US8404083B2 (en) | 2008-08-18 | 2013-03-26 | Basf Se | Process for increasing the dry strength of paper, board and cardboard |
| PL2391660T3 (pl) | 2009-01-30 | 2015-04-30 | Solenis Tech Cayman Lp | Czwartorzędowe polimery zawierające winyloaminę jako dodatki w wytwarzaniu papieru |
| WO2010145956A1 (de) * | 2009-06-16 | 2010-12-23 | Basf Se | Verfahren zur erhöhung der trockenfestigkeit von papier, pappe und karton |
| ES2541448T3 (es) | 2009-11-06 | 2015-07-20 | Solenis Technologies Cayman, L.P. | Aplicación superficial de polímeros y mezclas de polímeros para mejorar la resistencia del papel |
| TWI486501B (zh) * | 2010-04-07 | 2015-06-01 | 赫克力士股份有限公司 | 具有陽離子澱粉之穩定及水性聚乙烯胺組合物及造紙用途 |
| TWI522513B (zh) * | 2010-08-25 | 2016-02-21 | 英屬開曼群島索理思科技開曼公司 | 製造紙和紙板時提升澱粉於纖維素物質紙漿之優越性之方法 |
| CA2813996C (en) | 2010-11-05 | 2015-01-27 | Hercules Incorporated | Surface application of polymers to improve paper strength |
| 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 |
| AU2012242609B2 (en) | 2011-04-14 | 2015-06-11 | Solenis Technologies Cayman, L.P. | 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 |
| RS65454B1 (sr) | 2011-08-25 | 2024-05-31 | Solenis Technologies Cayman Lp | Metod za povećanje prednosti pomoćnih sredstava za čvrstinu u proizvodnji papira i kartona |
| PL2776481T3 (pl) | 2011-11-10 | 2016-07-29 | Solenis Technologies Cayman Lp | Mikrocząstki kopolimeru zawierającego winyloaminę jako dodatki do produkcji papieru |
| CA2858310C (en) | 2011-12-06 | 2021-02-16 | Basf Se | Preparation of polyvinylamide cellulose reactive adducts |
| WO2013113823A2 (en) * | 2012-02-01 | 2013-08-08 | Basf Se | Process for the manufacture of paper and paperboard |
| 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 |
| CN105531420B (zh) | 2013-09-09 | 2018-02-27 | 巴斯夫欧洲公司 | 高分子量和高阳离子电荷乙二醛化聚丙烯酰胺共聚物及其制造方法和用途 |
| 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 |
| 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 |
| US9567708B2 (en) | 2014-01-16 | 2017-02-14 | Ecolab Usa Inc. | Wet end chemicals for dry end strength in paper |
| WO2015160668A1 (en) | 2014-04-16 | 2015-10-22 | Solenis Technologies, L.P. | Modified vinylamine containing polymers and their use in papermaking |
| 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 |
| US9920482B2 (en) | 2014-10-06 | 2018-03-20 | Ecolab Usa Inc. | Method of increasing paper strength |
| US9702086B2 (en) * | 2014-10-06 | 2017-07-11 | Ecolab Usa Inc. | Method of increasing paper strength using an amine containing polymer composition |
| 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 | Dry strength composition, its use and method for making of 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 |
| US12553189B2 (en) | 2019-05-03 | 2026-02-17 | 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 |
| JP2521651B2 (ja) * | 1991-07-02 | 1996-08-07 | エカ ノーベル アクチェボラーグ | 紙の製造方法 |
| 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 |
| US5516852A (en) * | 1993-11-12 | 1996-05-14 | W. R. Grace & Co.-Conn. | Method of producing water-soluble cationic copolymers |
| US5720888A (en) * | 1993-11-12 | 1998-02-24 | Betzdearborn Inc. | Water-soluble cationic copolymers and their use as flocculants |
| 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 KR KR1019997009080A patent/KR20010006002A/ko not_active Withdrawn
- 1998-03-26 DE DE59811513T patent/DE59811513D1/de not_active Expired - Lifetime
- 1998-03-26 US US09/381,970 patent/US6616807B1/en 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 EP EP98921399A patent/EP0972110B2/de not_active Expired - Lifetime
- 1998-03-26 PT PT98921399T patent/PT972110E/pt unknown
- 1998-03-26 CA CA2284931A patent/CA2284931C/en not_active Expired - Fee Related
- 1998-03-26 WO PCT/EP1998/001786 patent/WO1998045536A1/de not_active Ceased
- 1998-03-26 ES ES98921399T patent/ES2222591T3/es not_active Expired - Lifetime
- 1998-03-26 AT AT98921399T patent/ATE268410T1/de active
- 1998-03-26 JP JP54231698A patent/JP2001518988A/ja not_active Withdrawn
- 1998-04-03 ZA ZA982842A patent/ZA982842B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US6616807B1 (en) | 2003-09-09 |
| KR20010006002A (ko) | 2001-01-15 |
| DE19713755A1 (de) | 1998-10-08 |
| WO1998045536A1 (de) | 1998-10-15 |
| ATE268410T1 (de) | 2004-06-15 |
| CA2284931A1 (en) | 1998-10-15 |
| EP0972110B2 (de) | 2009-03-11 |
| EP0972110B1 (de) | 2004-06-02 |
| AU7427598A (en) | 1998-10-30 |
| ZA982842B (en) | 1999-01-20 |
| EP0972110A1 (de) | 2000-01-19 |
| JP2001518988A (ja) | 2001-10-16 |
| AU730063B2 (en) | 2001-02-22 |
| CA2284931C (en) | 2010-02-16 |
| DE59811513D1 (de) | 2004-07-08 |
| ES2222591T3 (es) | 2005-02-01 |
| PT972110E (pt) | 2004-10-29 |
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