MXPA96001117A - Composicion para fabricacion de papel metodo parasu preparcion y productos que la comprenden. - Google Patents
Composicion para fabricacion de papel metodo parasu preparcion y productos que la comprenden.Info
- Publication number
- MXPA96001117A MXPA96001117A MXPA96001117A MX9601117A MXPA96001117A MX PA96001117 A MXPA96001117 A MX PA96001117A MX PA96001117 A MXPA96001117 A MX PA96001117A MX 9601117 A MX9601117 A MX 9601117A MX PA96001117 A MXPA96001117 A MX PA96001117A
- Authority
- MX
- Mexico
- Prior art keywords
- cationic
- paper
- carboxymethyl
- guar
- composition
- Prior art date
Links
- 125000002091 cationic group Chemical group 0.000 title abstract 6
- 244000007835 Cyamopsis tetragonoloba Species 0.000 title abstract 5
- 125000000129 anionic group Chemical group 0.000 title 1
- 244000046052 Phaseolus vulgaris Species 0.000 abstract 2
- 235000010627 Phaseolus vulgaris Nutrition 0.000 abstract 2
- 125000002057 carboxymethyl group Chemical group [H]OC(=O)C([H])([H])[*] 0.000 abstract 2
- -1 carboxymethyl hydroxyethyl Chemical group 0.000 abstract 2
- 229920006317 cationic polymer Polymers 0.000 abstract 2
- 239000011347 resin Substances 0.000 abstract 2
- 229920005989 resin Polymers 0.000 abstract 2
- 229920006322 acrylamide copolymer Polymers 0.000 abstract 1
- 229920006318 anionic polymer Polymers 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- 239000013055 pulp slurry Substances 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
- D21H21/14—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
-
- 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
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/02—Polyamines
- C08G73/028—Polyamidoamines
- C08G73/0293—Quaternisation of polyamidoamines
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
- C08L5/14—Hemicellulose; Derivatives thereof
-
- 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
- D21H17/31—Gums
- D21H17/32—Guar or other polygalactomannan gum
-
- 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
- D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
- D21H17/375—Poly(meth)acrylamide
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Paper (AREA)
Abstract
Se describe un proceso para la fabricacion de papel para aumentar la resistencia a la sequedad del papel producido sin reducir substancialmente su suavidad que comprende, la adicion a un suministro de pulpa decolorada, en forma separada o conjuntamente, de (1) un polimero anionico seleccionado del grupo que consiste de guar de carboximetilo, goma de semilla de carboximetilo, guar de carboximetilhidroxietilo y gua de carboximetil hidroxipropilo, con (2) un polimero cationico seleccionado del grupo que consiste de un guar cationico, un copolimero de acrilamida cationico, una goma de semilla cationica, una resina cationica epiclorhidrin-amina resistente a la humedad, y una resina cationica resistente a la humedad con por lo menos uno de los otros dichos polimeros cationicos, una composicion que comprende los dichos polimeros para adicionarla a una pasta fina de pulpa para fabricacion de papel, un metodo para la preparacion de dicha composicion y un producto de papel que contiene dicha composicion.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/812,534 US5338407A (en) | 1991-12-23 | 1991-12-23 | Enhancement of paper dry strength by anionic and cationic guar combination |
| US07/929,554 US5318669A (en) | 1991-12-23 | 1992-08-14 | Enhancement of paper dry strength by anionic and cationic polymer combination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MXPA96001117A true MXPA96001117A (es) | 2004-08-19 |
Family
ID=27123624
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX9207537A MX9207537A (es) | 1991-12-23 | 1992-12-23 | Aumento de la resistencia al secado de papel por medio de la combinacion de guar anionico y cationico. |
| MXPA96001117A MXPA96001117A (es) | 1991-12-23 | 1996-03-26 | Composicion para fabricacion de papel metodo parasu preparcion y productos que la comprenden. |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX9207537A MX9207537A (es) | 1991-12-23 | 1992-12-23 | Aumento de la resistencia al secado de papel por medio de la combinacion de guar anionico y cationico. |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US5318669A (es) |
| EP (1) | EP0548960B1 (es) |
| JP (1) | JP3163188B2 (es) |
| AT (1) | ATE163699T1 (es) |
| AU (1) | AU659902B2 (es) |
| BR (1) | BR9205156A (es) |
| CA (1) | CA2086030C (es) |
| DE (1) | DE69224604T2 (es) |
| MX (2) | MX9207537A (es) |
| TW (1) | TW207561B (es) |
Families Citing this family (72)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5316623A (en) * | 1991-12-09 | 1994-05-31 | Hercules Incorporated | Absorbance and permanent wet-strength in tissue and toweling paper |
| AU703763B2 (en) * | 1994-08-16 | 1999-04-01 | Chemisolv Limited | Improvements in or relating to application of material to a substrate |
| US5708071A (en) * | 1994-12-15 | 1998-01-13 | Hymo Corporation | Aqueous dispersion of an amphoteric water-soluble polymer, a method of manufacturing the same, and a treating agent comprising the same |
| DE19517047C2 (de) * | 1995-05-10 | 1997-09-04 | Henkel Kgaa | Verfahren zur Herstellung vernetzter Kationpolymere und ihre Verwendung zur Papierbehandlung |
| US5853542A (en) * | 1995-09-11 | 1998-12-29 | Hercules Incorporated | Method of sizing paper using a sizing agent and a polymeric enhancer and paper produced thereof |
| EP0877840A1 (en) * | 1996-02-02 | 1998-11-18 | Hercules Incorporated | Emulsifier system for rosin sizing agents |
| US6315824B1 (en) | 1996-02-02 | 2001-11-13 | Rodrigue V. Lauzon | Coacervate stabilizer system |
| US5723022A (en) * | 1996-07-11 | 1998-03-03 | Cytec Technology Corp. | Temporary wet strength resins |
| US5744003A (en) * | 1996-07-30 | 1998-04-28 | Ashland Inc. | Process for controlling the deposition of pitch with a blend of derivatized cationic guar and styrene maleic anhydride copolymer |
| US6419789B1 (en) | 1996-10-11 | 2002-07-16 | Fort James Corporation | Method of making a non compacted paper web containing refined long fiber using a charge controlled headbox and a single ply towel made by the process |
| JPH10321373A (ja) | 1997-05-19 | 1998-12-04 | Canon Inc | 電界発光素子 |
| US6294645B1 (en) | 1997-07-25 | 2001-09-25 | Hercules Incorporated | Dry-strength system |
| GB9719472D0 (en) * | 1997-09-12 | 1997-11-12 | Allied Colloids Ltd | Process of making paper |
| FR2780992B1 (fr) * | 1998-07-09 | 2000-09-08 | Atochem Elf Sa | Nouveaux additifs pour ameliorer la resistance a l'etat humide et a sec du papier |
| AU9545998A (en) * | 1997-10-17 | 1999-05-10 | Elf Atochem S.A. | Additives for improving resistance of paper in humid and dry conditions |
| US6179962B1 (en) | 1997-12-31 | 2001-01-30 | Hercules Incorporated | Paper having improved strength characteristics and process for making same |
| US6171440B1 (en) | 1997-12-31 | 2001-01-09 | Hercules Incorporated | Process for repulping wet strength paper having cationic thermosetting resin |
| US6291023B1 (en) | 1998-04-22 | 2001-09-18 | Sri International | Method and composition for textile printing |
| US6686054B2 (en) * | 1998-04-22 | 2004-02-03 | Sri International | Method and composition for the sizing of paper using azetidinium and/or guanidine polymers |
| US6197383B1 (en) | 1998-04-22 | 2001-03-06 | Sri International | Method and composition for coating pre-sized paper with a mixture of a polyacid and a polybase |
| US6171444B1 (en) | 1998-04-22 | 2001-01-09 | Sri International | Method and composition for the sizing of paper with a mixture of a polyacid and a polybase |
| US6241787B1 (en) | 1998-04-22 | 2001-06-05 | Sri International | Treatment of substrates to enhance the quality of printed images thereon with a mixture of a polyacid and polybase |
| US6833200B2 (en) | 1998-04-28 | 2004-12-21 | Canon Kabushiki Kaisha | Luminescent device with a triarylamine compound |
| EP1084195B1 (en) | 1998-05-12 | 2010-01-13 | Hercules Incorporated | Aqueous systems comprising an ionic polymer and a viscosity promoter |
| US6217709B1 (en) | 1998-11-23 | 2001-04-17 | Hercules Incorporated | Cationic starch/cationic galactomannan gum blends as strength and drainage aids |
| US6241853B1 (en) * | 1998-12-10 | 2001-06-05 | Kimberly Clark Worldwide, Inc. | High wet and dry strength paper product |
| US6361651B1 (en) | 1998-12-30 | 2002-03-26 | Kimberly-Clark Worldwide, Inc. | Chemically modified pulp fiber |
| SE9903418D0 (sv) * | 1999-09-22 | 1999-09-22 | Skogsind Tekn Foskningsinst | Metod för att modifiera cellulosabaserade fibermaterial |
| US6291552B1 (en) | 1999-10-29 | 2001-09-18 | Owens Corning Fiberglas Technology, Inc. | Method for producing a glass mat |
| JP2001220578A (ja) | 1999-12-02 | 2001-08-14 | Taiho Ind Co Ltd | 新規カルバゾール誘導体蛍光発光物質 |
| US6498026B2 (en) | 2000-02-25 | 2002-12-24 | Hercules Incorporated | Variant galactose oxidase, nucleic acid encoding same, and methods of using same |
| US20010051487A1 (en) * | 2000-04-26 | 2001-12-13 | Yuichi Hashimoto | Method for making organic luminescent device |
| US6583557B2 (en) | 2000-04-26 | 2003-06-24 | Canon Kabushiki Kaisha | Organic luminescent element |
| US6918995B2 (en) * | 2000-08-07 | 2005-07-19 | Akzo Nobel N.V. | Process for the production of paper |
| GB0101395D0 (en) * | 2001-01-19 | 2001-03-07 | J R Crompton Ltd | Bonded fibrous sheet material |
| JP2002343575A (ja) | 2001-03-15 | 2002-11-29 | Canon Inc | 電荷注入型発光素子 |
| US6461476B1 (en) * | 2001-05-23 | 2002-10-08 | Kimberly-Clark Worldwide, Inc. | Uncreped tissue sheets having a high wet:dry tensile strength ratio |
| US20040149411A1 (en) | 2001-06-11 | 2004-08-05 | Krueger Ellen | Wet-strength finishing agents for paper |
| US6755938B2 (en) * | 2001-08-20 | 2004-06-29 | Armstrong World Industries, Inc. | Fibrous sheet binders |
| US6723204B2 (en) | 2002-04-08 | 2004-04-20 | Hercules Incorporated | Process for increasing the dry strength of paper |
| US6939443B2 (en) * | 2002-06-19 | 2005-09-06 | Lanxess Corporation | Anionic functional promoter and charge control agent |
| FR2854175B1 (fr) * | 2003-04-25 | 2006-01-06 | Rhodia Chimie Sa | Nouveau papier resistant a l'eau, repulpable, hydrophile et au toucher doux |
| US7892993B2 (en) | 2003-06-19 | 2011-02-22 | Eastman Chemical Company | Water-dispersible and multicomponent fibers from sulfopolyesters |
| US20110139386A1 (en) * | 2003-06-19 | 2011-06-16 | Eastman Chemical Company | Wet lap composition and related processes |
| US8513147B2 (en) | 2003-06-19 | 2013-08-20 | Eastman Chemical Company | Nonwovens produced from multicomponent fibers |
| US20040260034A1 (en) | 2003-06-19 | 2004-12-23 | Haile William Alston | Water-dispersible fibers and fibrous articles |
| EP1680545A4 (en) * | 2003-10-24 | 2008-06-11 | Nat Gypsum Properties Llc | METHOD FOR PRODUCING ABRASIVE PAPERS AND PAPERS AND PAPER PRODUCTS MANUFACTURED THEREFOR |
| RU2367739C2 (ru) * | 2004-10-15 | 2009-09-20 | Стора Энсо Аб | Способ изготовления бумаги или картона и бумага или картон, изготовленный этим способом |
| FR2880901B1 (fr) * | 2005-01-17 | 2008-06-20 | Snf Sas Soc Par Actions Simpli | Procede de fabrication de papier et carton de grande resistance a sec et papiers et cartons ainsi obtenus |
| US7781501B2 (en) * | 2005-09-02 | 2010-08-24 | Georgia-Pacific Chemicals Llc | Thermosetting adhesives comprising a resin having azetidinium functional groups |
| ATE465296T1 (de) * | 2006-11-23 | 2010-05-15 | Tno | Biopolymere als nassfestmittel |
| JP5217240B2 (ja) * | 2007-05-21 | 2013-06-19 | 星光Pmc株式会社 | 紙用添加剤およびそれを使用した製紙方法 |
| US8512519B2 (en) | 2009-04-24 | 2013-08-20 | Eastman Chemical Company | Sulfopolyesters for paper strength and process |
| FI125713B (fi) * | 2010-10-01 | 2016-01-15 | Upm Kymmene Corp | Menetelmä märän paperirainan ajettavuuden parantamiseksi ja paperi |
| US20120183861A1 (en) | 2010-10-21 | 2012-07-19 | Eastman Chemical Company | Sulfopolyester binders |
| AU2011319981B2 (en) | 2010-10-29 | 2015-04-02 | Buckman Laboratories International, Inc. | Papermaking and products made thereby with ionic crosslinked polymeric microparticle |
| MX2014001530A (es) | 2011-08-25 | 2014-02-27 | Ashland Licensing & Intellectu | Metodo para aumentar las ventajas de la fuerza ayuda en la produccion de papel y carton. |
| RU2581862C2 (ru) * | 2011-09-30 | 2016-04-20 | Кемира Ойй | Бумага и способы производства бумаги |
| US8871052B2 (en) | 2012-01-31 | 2014-10-28 | Eastman Chemical Company | Processes to produce short cut microfibers |
| RU2644321C2 (ru) | 2013-01-31 | 2018-02-08 | Глатфелтер Гернсбах Гмбх | Сшивающая/функционализирующая система для бумажного или нетканого полотна |
| US9562326B2 (en) * | 2013-03-14 | 2017-02-07 | Kemira Oyj | Compositions and methods of making paper products |
| JP2014193959A (ja) * | 2013-03-28 | 2014-10-09 | Oji Holdings Corp | 植物繊維含有樹脂組成物及びその製造方法 |
| US9617685B2 (en) | 2013-04-19 | 2017-04-11 | Eastman Chemical Company | Process for making paper and nonwoven articles comprising synthetic microfiber binders |
| US9598802B2 (en) | 2013-12-17 | 2017-03-21 | Eastman Chemical Company | Ultrafiltration process for producing a sulfopolyester concentrate |
| US9605126B2 (en) | 2013-12-17 | 2017-03-28 | Eastman Chemical Company | Ultrafiltration process for the recovery of concentrated sulfopolyester dispersion |
| CN104452435B (zh) * | 2014-10-31 | 2016-06-29 | 华南理工大学 | 一种高性能漂白浸渍阻燃绝缘纸的制造方法 |
| CN104863022A (zh) * | 2015-05-08 | 2015-08-26 | 清华大学 | 一种含有阔叶木纤维的电气绝缘纸制备方法 |
| JP6525896B2 (ja) * | 2016-01-20 | 2019-06-05 | 三晶株式会社 | 紙力増強剤および紙の製造方法 |
| US11098453B2 (en) | 2019-05-03 | 2021-08-24 | First Quality Tissue, Llc | Absorbent structures with high absorbency and low basis weight |
| CN112195681A (zh) * | 2020-07-24 | 2021-01-08 | 山鹰国际控股股份公司 | 一种纸机湿部pac添加工艺 |
| CN112647351B (zh) * | 2020-12-24 | 2023-01-24 | 上海东升新材料有限公司 | 一种环保低氯湿强剂的制备方法 |
| CN113045711B (zh) * | 2021-04-15 | 2022-09-02 | 浙江九本环保技术有限公司 | 一种乳液型聚酯嵌段低有机氯湿强剂的制备方法及其应用 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3049469A (en) * | 1957-11-07 | 1962-08-14 | Hercules Powder Co Ltd | Application of coating or impregnating materials to fibrous material |
| US3058873A (en) * | 1958-09-10 | 1962-10-16 | Hercules Powder Co Ltd | Manufacture of paper having improved wet strength |
| US3332834A (en) * | 1965-11-03 | 1967-07-25 | American Cyanamid Co | Process of forming dry strength paper with cationic resin, polyacrylamide resin and alum complex and paper thereof |
| US3819555A (en) * | 1971-12-23 | 1974-06-25 | American Cyanamid Co | Vinylamide-acrolein polymers and paper of improved strength having a content thereof |
| US4002588A (en) * | 1974-05-08 | 1977-01-11 | American Cyanamid Company | Hydrophilic-hydrophobic amphoteric polysalt sizing compositions and paper sized therewith |
| ZA782037B (en) * | 1978-04-10 | 1979-03-28 | American Cyanamid Co | Water-soluble ionic vinylamide dry strength polymer and paper having a content thereof |
| US4557801A (en) * | 1984-08-20 | 1985-12-10 | Scott Paper Company | Wet-strengthened cellulosic webs |
| GB8531558D0 (en) * | 1985-12-21 | 1986-02-05 | Wiggins Teape Group Ltd | Loaded paper |
| KR0159921B1 (ko) * | 1988-10-03 | 1999-01-15 | 마이클 비. 키한 | 양이온성 및 음이온성 중합체의 혼합물, 그 제법 및 종이용 건조강도 개선 첨가제로서의 용도 |
| CA2058009C (en) * | 1990-12-31 | 1998-08-18 | William W. Maslanka | Synthesis of high solids-content wet-strength resin |
-
1992
- 1992-08-14 US US07/929,554 patent/US5318669A/en not_active Expired - Lifetime
- 1992-12-22 CA CA002086030A patent/CA2086030C/en not_active Expired - Fee Related
- 1992-12-23 EP EP92121915A patent/EP0548960B1/en not_active Expired - Lifetime
- 1992-12-23 BR BR9205156A patent/BR9205156A/pt not_active Application Discontinuation
- 1992-12-23 MX MX9207537A patent/MX9207537A/es unknown
- 1992-12-23 DE DE69224604T patent/DE69224604T2/de not_active Expired - Fee Related
- 1992-12-23 AT AT92121915T patent/ATE163699T1/de active
- 1992-12-24 JP JP36194592A patent/JP3163188B2/ja not_active Expired - Fee Related
- 1992-12-24 TW TW081110343A patent/TW207561B/zh active
-
1993
- 1993-01-06 AU AU31072/93A patent/AU659902B2/en not_active Ceased
-
1994
- 1994-02-28 US US08/202,417 patent/US5502091A/en not_active Expired - Lifetime
-
1996
- 1996-03-26 MX MXPA96001117A patent/MXPA96001117A/es not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| JP3163188B2 (ja) | 2001-05-08 |
| CA2086030A1 (en) | 1993-06-24 |
| AU659902B2 (en) | 1995-06-01 |
| BR9205156A (pt) | 1993-06-29 |
| AU3107293A (en) | 1993-06-24 |
| CA2086030C (en) | 1997-09-30 |
| ATE163699T1 (de) | 1998-03-15 |
| EP0548960A1 (en) | 1993-06-30 |
| DE69224604T2 (de) | 1998-06-18 |
| US5318669A (en) | 1994-06-07 |
| DE69224604D1 (de) | 1998-04-09 |
| MX9207537A (es) | 1993-06-01 |
| US5502091A (en) | 1996-03-26 |
| TW207561B (es) | 1993-06-11 |
| JPH0610296A (ja) | 1994-01-18 |
| EP0548960B1 (en) | 1998-03-04 |
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