ES2126264T3 - Fibras celulosicas tratadas termicamente, con alto contenido en lignina. - Google Patents
Fibras celulosicas tratadas termicamente, con alto contenido en lignina.Info
- Publication number
- ES2126264T3 ES2126264T3 ES95912846T ES95912846T ES2126264T3 ES 2126264 T3 ES2126264 T3 ES 2126264T3 ES 95912846 T ES95912846 T ES 95912846T ES 95912846 T ES95912846 T ES 95912846T ES 2126264 T3 ES2126264 T3 ES 2126264T3
- Authority
- ES
- Spain
- Prior art keywords
- fibers
- moisture
- high lignin
- free
- lignin content
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
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
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
- D21H11/18—Highly hydrated, swollen or fibrillatable fibres
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/28—Polysaccharides or their derivatives
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/001—Modification of pulp properties
- D21C9/007—Modification of pulp properties by mechanical or physical means
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- General Health & Medical Sciences (AREA)
- Hematology (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- Mechanical Engineering (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Nonwoven Fabrics (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Inorganic Fibers (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Manufacturing Of Multi-Layer Textile Fabrics (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
FIBRAS CELULOSICAS DE ALTO CONTENIDO EN LIGNINA TRATADAS CON CALOR EN AIRE QUE ESTAN LIBRES DE LA MITAD DE AGENTES DE RETICULACION, PARA UTILIZACION EN ESTRUCTURAS ABSORBENTES, SE PREPARAN MEDIANTE ESPONJADO DE FIBRAS DE ALTO CONTENIDO EN LIGNINA EN UNA CONSISTENCIA DE AL MENOS EL 40%, Y CALENTANDO EN AIRE A PRESION ATMOSFERICA A UNA TEMPERATURA QUE VARIE DE 120 (GRADOS) C A 280 (GRADOS) C LA MEZCLA DE AGUA DE FIBRA ESPONJADA TENIENDO UNA CONSISTENCIA DE AL MENOS EL 60 % DE FIBRAS ESPONJADAS LIBRES DE HUMEDAD, PARA ELIMINAR CUALQUIER CONTENIDO DE HUMEDAD Y TRATAR CON CALOR LAS FIBRAS DE ALTO CONTENIDO EN LIGNINA LIBRES DE HUMEDAD RESULTANTES DURANTE AL MENOS 5 SEGUNDOS, O POR MEDIO DEL CALENTAMIENTO DE UNA HOJA DE FIBRAS DE ALTO CONTENIDO EN LIGNINA SECA (0-40 % DE CONTENIDO DE HUMEDAD) UTILIZANDO ESTAS MISMAS CONDICIONES DE CALENTAMIENTO Y A CONTINUACION ESPONJADO.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US21879794A | 1994-03-24 | 1994-03-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2126264T3 true ES2126264T3 (es) | 1999-03-16 |
Family
ID=22816553
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES95912846T Expired - Lifetime ES2126264T3 (es) | 1994-03-24 | 1995-03-10 | Fibras celulosicas tratadas termicamente, con alto contenido en lignina. |
Country Status (10)
Country | Link |
---|---|
US (1) | US5709774A (es) |
EP (1) | EP0752024B1 (es) |
JP (1) | JP3720051B2 (es) |
KR (1) | KR100357846B1 (es) |
AT (1) | ATE174644T1 (es) |
AU (1) | AU1987395A (es) |
CA (1) | CA2185537C (es) |
DE (1) | DE69506695T2 (es) |
ES (1) | ES2126264T3 (es) |
WO (1) | WO1995025844A1 (es) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5935381A (en) * | 1997-06-06 | 1999-08-10 | The Procter & Gamble Company | Differential density cellulosic structure and process for making same |
US5938893A (en) * | 1997-08-15 | 1999-08-17 | The Procter & Gamble Company | Fibrous structure and process for making same |
US6139686A (en) * | 1997-06-06 | 2000-10-31 | The Procter & Gamble Company | Process and apparatus for making foreshortened cellulsic structure |
EP1155040B1 (en) | 1999-02-24 | 2006-04-26 | SCA Hygiene Products GmbH | Oxidized cellulose-containing fibrous materials and products made therefrom |
DE19953591A1 (de) | 1999-11-08 | 2001-05-17 | Sca Hygiene Prod Gmbh | Metallvernetzbare oxidierte cellulosehaltige Faserstoffe und daraus hergestellte Produkte |
DE19953589B4 (de) | 1999-11-08 | 2005-05-25 | Sca Hygiene Products Gmbh | Polysaccharid mit funktionellen Gruppen, Verfahren zu dessen Herstellung und daraus hergestellte Produkte |
US6899790B2 (en) * | 2000-03-06 | 2005-05-31 | Georgia-Pacific Corporation | Method of providing papermaking fibers with durable curl |
US6627041B2 (en) * | 2000-03-06 | 2003-09-30 | Georgia-Pacific Corporation | Method of bleaching and providing papermaking fibers with durable curl |
US9677829B2 (en) | 2001-06-01 | 2017-06-13 | Mitsubishi Paper Mills Limited | Total heat exchanging element paper |
DE60107122T2 (de) * | 2001-07-17 | 2006-01-19 | Liang, Zhi-Wei | Veränderung der Wasserfreundlichkeit und-feindlichkeit der natürlichen organischen Stoffe durch den Vorgang des oxydativen thermochemischen Dörrens |
US6782637B2 (en) | 2001-10-30 | 2004-08-31 | Weyerhaeuser Company | System for making dried singulated crosslinked cellulose pulp fibers |
US7334347B2 (en) * | 2001-10-30 | 2008-02-26 | Weyerhaeuser Company | Process for producing dried, singulated fibers using steam and heated air |
US7018508B2 (en) * | 2001-10-30 | 2006-03-28 | Weyerhaeuser Company | Process for producing dried singulated crosslinked cellulose pulp fibers |
US6748671B1 (en) | 2001-10-30 | 2004-06-15 | Weyerhaeuser Company | Process to produce dried singulated cellulose pulp fibers |
US6862819B2 (en) | 2001-10-30 | 2005-03-08 | Weyerhaeuser Company | System for producing dried singulated cellulose pulp fibers using a jet drier and injected steam |
US6769199B2 (en) | 2001-10-30 | 2004-08-03 | Weyerhaeuser Company | Process for producing dried singulated cellulose pulp fibers using a jet drier and injected steam and the product resulting therefrom |
US6780201B2 (en) | 2001-12-11 | 2004-08-24 | Kimberly-Clark Worldwide, Inc. | High wet resiliency curly cellulose fibers |
US6984447B2 (en) * | 2002-12-26 | 2006-01-10 | Kimberly-Clark Worldwide, Inc. | Method of producing twisted, curly fibers |
WO2011085038A1 (en) | 2010-01-06 | 2011-07-14 | Sustainable Health Enterprises (She) | Highly absorbent and retentive fiber material |
US8771832B2 (en) | 2010-06-30 | 2014-07-08 | Weyerhaeuser Nr Company | Lignin/polyacrylonitrile-containing dopes, fibers, and methods of making same |
CN104797751B (zh) * | 2012-09-20 | 2018-07-17 | 格拉弗技术国际控股有限公司 | 衍生自木质素的碳纤维 |
CN104797750B (zh) | 2012-11-16 | 2019-03-01 | 格拉弗技术国际控股有限公司 | 衍生自木质素/残炭的碳纤维 |
WO2015034670A1 (en) | 2013-09-05 | 2015-03-12 | Graftech International Holdings Inc. | Carbon products derived from lignin/carbon residue |
SE539915C2 (sv) * | 2014-06-13 | 2018-01-09 | Stora Enso Oyj | Process för framställning av åminstone ett skikt hos en pappers- eller kartongprodukt, samt pappers- eller kartongprodukt |
US10774450B2 (en) * | 2016-02-24 | 2020-09-15 | Tingying Zeng | Method to massively manufacture carbon fibers through graphene composites and the use thereof |
WO2017180757A1 (en) | 2016-04-12 | 2017-10-19 | Green Nanotech Labs, Llc | Methods to manufacture intelligent graphene nanomaterials and the use of for super-light machine and vehicles |
KR102506499B1 (ko) | 2016-04-13 | 2023-03-06 | 그린 나노테크 랩스, 엘엘씨 | 탄소 풍부 천연 재료로 그래핀 및 그래핀 산화물을 대량으로 생산하는 저 비용의 신속한 방법 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3256614A (en) * | 1961-05-29 | 1966-06-21 | D & S Engineering Ltd | Plant for drying of finely divided material, especially wood pulp and cellulose |
JPS5020602B1 (es) * | 1970-12-31 | 1975-07-16 | ||
SE399574C (sv) * | 1974-12-05 | 1982-07-05 | Moelnlycke Ab | Sett for framstellning av fluffmassa |
SE432118B (sv) * | 1975-02-26 | 1984-03-19 | Moelnlycke Ab | Mekanisk fluffmassa och sett for framstellning derav |
US4036679A (en) * | 1975-12-29 | 1977-07-19 | Crown Zellerbach Corporation | Process for producing convoluted, fiberized, cellulose fibers and sheet products therefrom |
SE439590B (sv) * | 1980-11-21 | 1985-06-24 | Fiber Dynamics Ab | Forfarande och anordning for dispergering av fibrost material |
US4343680A (en) * | 1981-03-06 | 1982-08-10 | International Paper Company | Hydrophobic oleophilic wood pulp |
US4455237A (en) * | 1982-01-05 | 1984-06-19 | James River Corporation | High bulk pulp, filter media utilizing such pulp, related processes |
US4431479A (en) * | 1982-05-11 | 1984-02-14 | Pulp And Paper Research Institute Of Canada | Process for improving and retaining pulp properties |
US4557800A (en) * | 1982-06-04 | 1985-12-10 | James River Corporation | Process of forming a porous cellulosic paper from a thermal treated cellulosic non-bonding pulp |
GR81673B (es) * | 1983-05-06 | 1984-12-12 | Personal Products Co | |
DE3531563A1 (de) * | 1985-09-04 | 1987-03-05 | Benckiser Knapsack Gmbh | Holzstoffbleiche |
-
1995
- 1995-03-10 CA CA002185537A patent/CA2185537C/en not_active Expired - Fee Related
- 1995-03-10 DE DE69506695T patent/DE69506695T2/de not_active Expired - Fee Related
- 1995-03-10 AT AT95912846T patent/ATE174644T1/de not_active IP Right Cessation
- 1995-03-10 KR KR1019960705276A patent/KR100357846B1/ko not_active IP Right Cessation
- 1995-03-10 AU AU19873/95A patent/AU1987395A/en not_active Abandoned
- 1995-03-10 EP EP95912846A patent/EP0752024B1/en not_active Expired - Lifetime
- 1995-03-10 ES ES95912846T patent/ES2126264T3/es not_active Expired - Lifetime
- 1995-03-10 WO PCT/US1995/002983 patent/WO1995025844A1/en active IP Right Grant
- 1995-03-10 JP JP52467095A patent/JP3720051B2/ja not_active Expired - Fee Related
-
1996
- 1996-04-26 US US08/638,463 patent/US5709774A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA2185537A1 (en) | 1995-09-28 |
US5709774A (en) | 1998-01-20 |
EP0752024A1 (en) | 1997-01-08 |
JP3720051B2 (ja) | 2005-11-24 |
KR100357846B1 (ko) | 2003-02-14 |
DE69506695D1 (de) | 1999-01-28 |
CA2185537C (en) | 2001-04-17 |
EP0752024B1 (en) | 1998-12-16 |
AU1987395A (en) | 1995-10-09 |
DE69506695T2 (de) | 1999-09-09 |
ATE174644T1 (de) | 1999-01-15 |
WO1995025844A1 (en) | 1995-09-28 |
JPH09510512A (ja) | 1997-10-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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