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NO20043255L - Fremgangsmate for fremstilling av karboksylerte massefibre - Google Patents

Fremgangsmate for fremstilling av karboksylerte massefibre

Info

Publication number
NO20043255L
NO20043255L NO20043255A NO20043255A NO20043255L NO 20043255 L NO20043255 L NO 20043255L NO 20043255 A NO20043255 A NO 20043255A NO 20043255 A NO20043255 A NO 20043255A NO 20043255 L NO20043255 L NO 20043255L
Authority
NO
Norway
Prior art keywords
production
pulp fibers
carboxylated pulp
carboxylated
fibers
Prior art date
Application number
NO20043255A
Other languages
English (en)
Inventor
Richard A Jewell
S Amanda Weerawarna
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 NO20043255L publication Critical patent/NO20043255L/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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/02—Oxycellulose; Hydrocellulose; Cellulosehydrate, e.g. microcrystalline cellulose
    • C08B15/04—Carboxycellulose, e.g. prepared by oxidation with nitrogen dioxide

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Wood Science & Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Paper (AREA)
NO20043255A 2003-08-05 2004-08-03 Fremgangsmate for fremstilling av karboksylerte massefibre NO20043255L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/635,109 US20050028292A1 (en) 2003-08-05 2003-08-05 Methods for making carboxylated cellulosic fibers

Publications (1)

Publication Number Publication Date
NO20043255L true NO20043255L (no) 2005-02-07

Family

ID=33552929

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20043255A NO20043255L (no) 2003-08-05 2004-08-03 Fremgangsmate for fremstilling av karboksylerte massefibre

Country Status (6)

Country Link
US (1) US20050028292A1 (no)
EP (1) EP1505197A1 (no)
JP (1) JP2005054349A (no)
AU (1) AU2004203338A1 (no)
CA (1) CA2475482A1 (no)
NO (1) NO20043255L (no)

Families Citing this family (7)

* 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
EP2532684A3 (en) 2003-11-28 2013-03-20 Eastman Chemical Company Cellulose interpolymers and method of oxidation
EP2472002A1 (en) * 2009-08-25 2012-07-04 The University of Tokyo Method for the hydrophilic processing of cellulose fibre and production method for hydrophilic cellulose fibre
US20120076443A1 (en) * 2010-09-23 2012-03-29 General Dynamics Ordnance And Tactical Systems, Inc. Method of preparing a stabilized nitrocellulose article
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
WO2017095831A1 (en) * 2015-12-01 2017-06-08 Gp Cellulose Gmbh Open chain modified cellulosic pulps and methods of making and using the same
JP2019519619A (ja) * 2016-06-02 2019-07-11 グンゼ株式会社 医療用繊維構造物及び医療用積層体

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4820437A (en) * 1986-09-18 1989-04-11 Lion Corporation Bleaching composition
US5824462A (en) * 1993-05-17 1998-10-20 Mitsubishi Paper Mills Limited Resin-coated paper
JPH10130195A (ja) * 1996-11-01 1998-05-19 Lion Corp カルボン酸およびその塩の製造方法
US6447644B1 (en) * 1997-07-23 2002-09-10 Ciba Specialty Chemicals Corporation Inhibition of pulp and paper yellowing using nitroxides, hydroxylamines and other coadditives
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
US6540876B1 (en) * 2000-05-19 2003-04-01 National Starch And Chemical Ivnestment Holding Corporation Use of amide or imide co-catalysts for nitroxide mediated oxidation

Also Published As

Publication number Publication date
AU2004203338A1 (en) 2005-02-24
CA2475482A1 (en) 2005-02-05
EP1505197A1 (en) 2005-02-09
JP2005054349A (ja) 2005-03-03
US20050028292A1 (en) 2005-02-10

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Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application