NO20043251L - Fremgangsmate for fremstilling av karboksylerte massefibre - Google Patents

Fremgangsmate for fremstilling av karboksylerte massefibre

Info

Publication number
NO20043251L
NO20043251L NO20043251A NO20043251A NO20043251L NO 20043251 L NO20043251 L NO 20043251L NO 20043251 A NO20043251 A NO 20043251A NO 20043251 A NO20043251 A NO 20043251A NO 20043251 L NO20043251 L NO 20043251L
Authority
NO
Norway
Prior art keywords
production
pulp fibers
carboxylated pulp
carboxylated
carboxylating
Prior art date
Application number
NO20043251A
Other languages
English (en)
Inventor
Richard A Jewell
David E Severeid
Joseph L Komen
S Amanda Weerawarna
Bing Su
Original Assignee
Weyerhaeuser 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 Weyerhaeuser Co filed Critical Weyerhaeuser Co
Publication of NO20043251L publication Critical patent/NO20043251L/no

Links

Classifications

    • 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
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • 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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching processes
    • 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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1047—Conserving the bleached pulp

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Hydrogenated Pyridines (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Pyrrole Compounds (AREA)

Abstract

Det er beskrevet en apparatur for karboksylering av tremasse som anvender tremasseblekeanlegget og en fremgangsmåte for karboksylering av massen som finner sted i blekeanlegget.
NO20043251A 2003-08-05 2004-08-03 Fremgangsmate for fremstilling av karboksylerte massefibre NO20043251L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/635,284 US20050028953A1 (en) 2003-08-05 2003-08-05 Methods for making carboxylated pulp fibers

Publications (1)

Publication Number Publication Date
NO20043251L true NO20043251L (no) 2005-02-07

Family

ID=33552938

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20043251A NO20043251L (no) 2003-08-05 2004-08-03 Fremgangsmate for fremstilling av karboksylerte massefibre

Country Status (6)

Country Link
US (1) US20050028953A1 (no)
EP (1) EP1505199A1 (no)
JP (1) JP2005097818A (no)
AU (1) AU2004203337A1 (no)
CA (1) CA2475665A1 (no)
NO (1) NO20043251L (no)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7001483B2 (en) * 2003-08-05 2006-02-21 Weyerhaeuser Company Apparatus for making carboxylated pulp fibers
CN1886427B (zh) 2003-11-28 2012-05-23 伊士曼化工公司 纤维素共聚体和氧化方法
JP4998981B2 (ja) * 2006-06-20 2012-08-15 国立大学法人 東京大学 微細セルロース繊維
US20080020064A1 (en) * 2006-07-21 2008-01-24 Advanced Vision Research Methods and compositions for the treatment of infection or infectious colonization of the eyelid, ocular surface, skin or ear
EP2226414B1 (en) * 2007-12-28 2014-12-03 Nippon Paper Industries Co., Ltd. Processes for producing cellulose nanofibers, cellulose oxidation catalysts and methods for oxidizing cellulose
MX382645B (es) * 2009-05-28 2025-03-13 Gp Cellulose Gmbh Celulosa modificada a partir de fibra kraft química y métodos para elaborarla y su uso.
JP5574938B2 (ja) * 2010-12-14 2014-08-20 グンゼ株式会社 親水性化セルロース繊維の製造方法
US8641863B2 (en) * 2011-09-30 2014-02-04 Weyerhaeuser Nr Company Catalytic carboxylation of cellulose fibers in a continuous process with multiple additions of catalyst, secondary oxidant and base to a moving slurry of cellulose fibers
FI126847B (en) 2012-12-13 2017-06-15 Upm Kymmene Corp A process for the catalytic oxidation of cellulose and a process for preparing a cellulose product
US9328459B2 (en) 2013-03-29 2016-05-03 Weyerhaeuser Nr Company Multi-stage catalytic carboxylation of mercerized cellulose fibers
FI127002B (en) 2013-07-29 2017-09-15 Upm Kymmene Corp A process for the catalytic oxidation of cellulose and a process for preparing a cellulose product
FI127246B (en) * 2013-09-02 2018-02-15 Upm Kymmene Corp Process for the catalytic oxidation of cellulose and process for the manufacture of a cellulose product
JP2018533660A (ja) * 2015-11-12 2018-11-15 ザ リサーチ ファウンデーション フォー ザ ステイト ユニバーシティー オブ ニューヨーク カルボキシル化ナノセルロースの生成
US10894838B2 (en) 2015-11-12 2021-01-19 The Research Foundation For The State University Of New York Production of carboxylated nanocelluloses
US10006166B2 (en) * 2016-02-05 2018-06-26 The United States Of America As Represented By The Secretary Of Agriculture Integrating the production of carboxylated cellulose nanofibrils and cellulose nanocrystals using recyclable organic acids
WO2019161125A1 (en) * 2018-02-14 2019-08-22 International Paper Company Batch processes for catalytic carboxylation of cellulose fibers
CA3170366A1 (en) * 2022-08-12 2024-02-12 Sixring Inc. Optimization of chemical consumption in biomass delignification

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3017316A (en) * 1958-06-25 1962-01-16 Hooker Chemical Corp Method of bleaching wood pulp with chlorine dioxide and sodium borohydride
US3575177A (en) * 1968-07-17 1971-04-20 Sutton Res Corp Smoking product of cellulosic material subjected to a nitrogen dioxide oxidation and a mild oxidation with peroxide
US3919041A (en) * 1969-02-06 1975-11-11 Ethyl Corp Multi-stage chlorine dioxide delignification of wood pulp
GB1457885A (en) * 1973-03-29 1976-12-08 Gallaher Ltd Oxidation of cellulose
US4401810A (en) * 1981-09-08 1983-08-30 United States Of America As Represented By The Librarian Of Congress Method of stabilizing felted cellulosic sheet material with an alkali metal borohydride
US4480089A (en) * 1983-06-14 1984-10-30 Purdue Research Foundation Modified cellulose products by bleaching
US4505775A (en) * 1983-06-24 1985-03-19 Weyerhaeuser Company Method for preparation of cationic cellulose
FR2552120B1 (fr) * 1983-09-21 1985-12-20 Tempo Sanys Procede de fabrication d'une nappe de coton hydrophile ainsi que nappe obtenue conformement a la mise en oeuvre de ce procede et pieces de coton de formes quelconques obtenues par decoupage d'une telle nappe
US6010594A (en) * 1993-03-03 2000-01-04 Ahlstrom Machinery Corporation Method of bleaching pulp with chlorine-free chemicals wherein a complexing agent is added immediately after an ozone bleach stage
US5824462A (en) * 1993-05-17 1998-10-20 Mitsubishi Paper Mills Limited Resin-coated paper
US5667637A (en) * 1995-11-03 1997-09-16 Weyerhaeuser Company Paper and paper-like products including water insoluble fibrous carboxyalkyl cellulose
ES2180998T3 (es) * 1996-04-23 2003-02-16 Lilly Co Eli Compuestos heterociclicos.
US5755828A (en) * 1996-12-18 1998-05-26 Weyerhaeuser Company Method and composition for increasing the strength of compositions containing high-bulk fibers
US6447644B1 (en) * 1997-07-23 2002-09-10 Ciba Specialty Chemicals Corporation Inhibition of pulp and paper yellowing using nitroxides, hydroxylamines and other coadditives
FI974139L (fi) * 1997-11-04 1999-05-05 Valtion Teknillinen Menetelmä selluloosan modifioimiseksi
US6127573A (en) * 1998-04-09 2000-10-03 Merck & Co., Inc. Oxidaton of primary alcohols to carboxylic acids with a TEMPO catalyst using NaClO2 and NaClO
US6031101A (en) * 1998-04-09 2000-02-29 Merck & Co., Inc. Oxidation process using tempo
US6379494B1 (en) * 1999-03-19 2002-04-30 Weyerhaeuser Company Method of making carboxylated cellulose fibers and products of the method
US6228126B1 (en) * 1999-08-17 2001-05-08 National Starch And Chemical Investment Holding Corporation Paper prepared from aldehyde modified cellulose pulp and the method of making the pulp
DE19953591A1 (de) * 1999-11-08 2001-05-17 Sca Hygiene Prod Gmbh Metallvernetzbare oxidierte cellulosehaltige Faserstoffe und daraus hergestellte Produkte
US6919447B2 (en) * 2001-06-06 2005-07-19 Weyerhaeuser Company Hypochlorite free method for preparation of stable carboxylated carbohydrate products
US20030051834A1 (en) * 2001-06-06 2003-03-20 Weerawarna S. Ananda Method for preparation of stabilized carboxylated cellulose
GB2392105A (en) * 2002-08-20 2004-02-25 Codemasters Software Co Cheat verification system for a video games system

Also Published As

Publication number Publication date
US20050028953A1 (en) 2005-02-10
JP2005097818A (ja) 2005-04-14
EP1505199A1 (en) 2005-02-09
CA2475665A1 (en) 2005-02-05
AU2004203337A1 (en) 2005-02-24

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Legal Events

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