AU3900295A - Chlorine free organosolv pulps - Google Patents

Chlorine free organosolv pulps

Info

Publication number
AU3900295A
AU3900295A AU39002/95A AU3900295A AU3900295A AU 3900295 A AU3900295 A AU 3900295A AU 39002/95 A AU39002/95 A AU 39002/95A AU 3900295 A AU3900295 A AU 3900295A AU 3900295 A AU3900295 A AU 3900295A
Authority
AU
Australia
Prior art keywords
chlorine free
organosolv pulps
organosolv
pulps
chlorine
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.)
Abandoned
Application number
AU39002/95A
Inventor
Malcolm Cronlund
Jairo H. Lora
Jeanne Powers
Uday Singh
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.)
Alcell Technologies Inc
Original Assignee
Alcell Technologies Inc
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 Alcell Technologies Inc filed Critical Alcell Technologies Inc
Publication of AU3900295A publication Critical patent/AU3900295A/en
Abandoned legal-status Critical Current

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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
    • 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
    • D21C9/1057—Multistage, with compounds cited in more than one sub-group D21C9/10, D21C9/12, D21C9/16
    • 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
    • D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
    • D21C9/153—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone
    • 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
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
AU39002/95A 1994-11-23 1995-11-23 Chlorine free organosolv pulps Abandoned AU3900295A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US34417094A 1994-11-23 1994-11-23
US344170 1994-11-23

Publications (1)

Publication Number Publication Date
AU3900295A true AU3900295A (en) 1996-05-30

Family

ID=23349348

Family Applications (1)

Application Number Title Priority Date Filing Date
AU39002/95A Abandoned AU3900295A (en) 1994-11-23 1995-11-23 Chlorine free organosolv pulps

Country Status (7)

Country Link
EP (1) EP0716182A3 (en)
JP (1) JPH08260371A (en)
AU (1) AU3900295A (en)
BR (1) BR9505502A (en)
CA (1) CA2163389A1 (en)
FI (1) FI955622A (en)
ZA (1) ZA959906B (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU6641498A (en) 1997-03-07 1998-09-22 Akzo Nobel N.V. Process for treating wastewater
EP0863113A1 (en) * 1997-03-07 1998-09-09 Akzo Nobel N.V. Process for treating wastewater
FI112958B (en) * 1997-12-19 2004-02-13 Kemira Oyj Method for bleaching chemical pulp and use of bleaching solution
AU9690401A (en) 2000-10-17 2002-04-29 James Hardie Res Pty Ltd Method and apparatus for reducing impurities in cellulose fibers for manufactureof fiber reinforced cement composite materials
JP2002266272A (en) * 2001-03-12 2002-09-18 Nippon Paper Industries Co Ltd Method for bleaching cellulosic fibrous material pulp
CN100402455C (en) 2003-01-09 2008-07-16 詹姆斯哈迪国际财金公司 Fiber cement composite materials using bleached cellulose fibers
US7976677B2 (en) * 2006-12-18 2011-07-12 International Paper Company Process of bleaching hardwood pulps in a D1 or D2 stage in a presence of a weak base
US7976676B2 (en) 2006-12-18 2011-07-12 International Paper Company Process of bleaching softwood pulps in a D1 or D2 stage in a presence of a weak base
US9512563B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Surface treated modified cellulose from chemical kraft fiber and methods of making and using same
US9511167B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
RU2683654C2 (en) 2009-05-28 2019-04-01 ДжиПи СЕЛЛЬЮЛОУС ГМБХ Modified cellulose from chemical kraft fiber and method of manufacturing and using same
US9512237B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Method for inhibiting the growth of microbes with a modified cellulose fiber
FI123023B (en) * 2009-09-01 2012-10-15 Andritz Oy Method and apparatus for separating soap
CO6330164A1 (en) 2011-07-12 2011-10-20 Univ Del Valle METHOD FOR PRODUCING HIGH-RESISTING CELLULOSE AND HEMICELLULOSE FIBERS FROM LIGNOCELLULOSE BIOMASS OF THE LEAVES AND COGOLLOS OF THE SUGAR CANE
WO2014122533A2 (en) 2013-02-08 2014-08-14 Gp Cellulose Gmbh Softwood kraft fiber having an improved a-cellulose content and its use in the production of chemical cellulose products
RU2671653C2 (en) * 2013-03-14 2018-11-06 ДжиПи СЕЛЛЬЮЛОУС ГМБХ Method for manufacturing high functional low-viscosity kraft fibers with use of acid bleaching sequence and fiber produced therewith
JP6521873B2 (en) 2013-03-15 2019-05-29 ゲーペー ツェルローゼ ゲーエムベーハー Low viscosity kraft fiber with enhanced carboxyl content and method of making and using the same
US20200332376A1 (en) * 2014-06-03 2020-10-22 Board Of Trustees Of Michigan State University Economical methods for performing oxidative catalytic pretreatment of plant biomass using a homogeneous catalyst system
EP3541849B1 (en) 2016-11-16 2023-11-15 GP Cellulose GmbH Modified cellulose from chemical fiber and methods of making and using the same
US11859145B1 (en) 2022-08-29 2024-01-02 Board Of Trustees Of Michigan State University Economical methods for performing oxidative catalytic pretreatment of plant biomass using a single-stage two oxidant process

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1132993A (en) 1914-04-14 1915-03-23 Horace Wyman Photographic-film package.
CA1079008A (en) 1975-10-24 1980-06-10 Cp Associates Limited Solvent pulping process
US4764596A (en) 1985-11-05 1988-08-16 Repap Technologies Inc. Recovery of lignin
CA2053035C (en) * 1990-10-12 1997-09-30 Repap Enterprises Inc. Chlorine-free wood pulps and process of making

Also Published As

Publication number Publication date
BR9505502A (en) 1997-10-28
FI955622A0 (en) 1995-11-22
EP0716182A2 (en) 1996-06-12
JPH08260371A (en) 1996-10-08
CA2163389A1 (en) 1996-05-24
EP0716182A3 (en) 1996-11-13
FI955622A (en) 1996-05-24
ZA959906B (en) 1996-07-18

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Legal Events

Date Code Title Description
MK5 Application lapsed section 142(2)(e) - patent request and compl. specification not accepted