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
Application number
ES95912846T
Other languages
English (en)
Inventor
Shahrokh A Naieni
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Procter and Gamble Co
Original Assignee
Procter and Gamble Co
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
Application filed by Procter and Gamble Co filed Critical Procter and Gamble Co
Application granted granted Critical
Publication of ES2126264T3 publication Critical patent/ES2126264T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Public Health (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Hematology (AREA)
  • Veterinary Medicine (AREA)
  • Mechanical Engineering (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Nonwoven Fabrics (AREA)
  • Paper (AREA)
  • Inorganic Fibers (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Manufacturing Of Multi-Layer Textile Fabrics (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (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.
ES95912846T 1994-03-24 1995-03-10 Fibras celulosicas tratadas termicamente, con alto contenido en lignina. Expired - Lifetime ES2126264T3 (es)

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 (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6139686A (en) * 1997-06-06 2000-10-31 The Procter & Gamble Company Process and apparatus for making foreshortened cellulsic structure
US5938893A (en) * 1997-08-15 1999-08-17 The Procter & Gamble Company Fibrous structure and process for making same
US5935381A (en) * 1997-06-06 1999-08-10 The Procter & Gamble Company Differential density cellulosic structure and process for making same
AU768725B2 (en) 1999-02-24 2004-01-08 Sca Hygiene Products Gmbh Oxidized cellulose-containing fibrous materials and products made therefrom
DE19953589B4 (de) 1999-11-08 2005-05-25 Sca Hygiene Products Gmbh Polysaccharid mit funktionellen Gruppen, Verfahren zu dessen Herstellung und daraus hergestellte Produkte
DE19953591A1 (de) 1999-11-08 2001-05-17 Sca Hygiene Prod Gmbh Metallvernetzbare oxidierte cellulosehaltige Faserstoffe und daraus hergestellte Produkte
US6627041B2 (en) * 2000-03-06 2003-09-30 Georgia-Pacific Corporation Method of bleaching and providing papermaking fibers with durable curl
US6899790B2 (en) * 2000-03-06 2005-05-31 Georgia-Pacific Corporation Method of providing papermaking fibers with durable curl
EP1403430B1 (en) * 2001-06-01 2016-05-18 Mitsubishi Paper Mills Limited Total heat exchange element-use paper
US7544635B2 (en) * 2001-07-17 2009-06-09 Zhi-Wei Liang Process for changing hydrophilic/hydrophobic characteristics
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
US7334347B2 (en) * 2001-10-30 2008-02-26 Weyerhaeuser Company Process for producing dried, singulated fibers using steam and heated air
US6748671B1 (en) * 2001-10-30 2004-06-15 Weyerhaeuser Company Process to produce dried singulated cellulose pulp fibers
US7018508B2 (en) * 2001-10-30 2006-03-28 Weyerhaeuser Company Process for producing dried singulated crosslinked cellulose pulp fibers
US6782637B2 (en) 2001-10-30 2004-08-31 Weyerhaeuser Company System for making dried singulated crosslinked cellulose pulp fibers
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
US7201825B2 (en) * 2002-10-25 2007-04-10 Weyerhaeuser Company Process for making a flowable and meterable densified fiber particle
US6984447B2 (en) * 2002-12-26 2006-01-10 Kimberly-Clark Worldwide, Inc. Method of producing twisted, curly fibers
US8936697B2 (en) 2010-01-06 2015-01-20 Sustainable Health Enterprises 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
US9758905B2 (en) 2012-11-16 2017-09-12 Graftech International Holdings Inc. Process of making carbon fibers derived from lignin/carbon residue
US10011492B2 (en) 2013-09-05 2018-07-03 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
KR20190028642A (ko) 2016-04-12 2019-03-19 그린 나노테크 랩스, 엘엘씨 지능형 그래핀 나노재료 제조 방법 및 초경량 기계 및 운반 수단에 대한 용도
EP3445710A4 (en) 2016-04-13 2020-01-22 Green Nanotech Labs, LLC COST-EFFECTIVE AND FAST PROCESS FOR THE SOLID PRODUCTION OF GRAPHS AND GRAPHENOXIDE WITH CARBON-RICH NATURAL MATERIALS
EP3974342B1 (en) 2019-05-21 2023-09-13 Asahi Kasei Kabushiki Kaisha Package comprising a container containing a cellulose resin composition
SE545767C2 (en) * 2020-02-06 2024-01-09 Soedra Skogsaegarna Ekonomisk Foerening Process for manufacturing a fiber based cellulose dry formed web from cellulose pulp by free drying, compacting, separating the fibers and forming a web
ES1245680Y (es) * 2020-02-11 2020-08-28 Vendrel Vila Ramon Tampon higienico

Family Cites Families (12)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE69506695D1 (de) 1999-01-28
ATE174644T1 (de) 1999-01-15
US5709774A (en) 1998-01-20
JPH09510512A (ja) 1997-10-21
WO1995025844A1 (en) 1995-09-28
KR100357846B1 (ko) 2003-02-14
DE69506695T2 (de) 1999-09-09
CA2185537A1 (en) 1995-09-28
JP3720051B2 (ja) 2005-11-24
CA2185537C (en) 2001-04-17
EP0752024A1 (en) 1997-01-08
AU1987395A (en) 1995-10-09
EP0752024B1 (en) 1998-12-16

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