BR112015018492A2 - fibra kraft e método para fazer polpa kraft oxidada - Google Patents

fibra kraft e método para fazer polpa kraft oxidada

Info

Publication number
BR112015018492A2
BR112015018492A2 BR112015018492A BR112015018492A BR112015018492A2 BR 112015018492 A2 BR112015018492 A2 BR 112015018492A2 BR 112015018492 A BR112015018492 A BR 112015018492A BR 112015018492 A BR112015018492 A BR 112015018492A BR 112015018492 A2 BR112015018492 A2 BR 112015018492A2
Authority
BR
Brazil
Prior art keywords
kraft
fiber
kraft pulp
making
making oxidized
Prior art date
Application number
BR112015018492A
Other languages
English (en)
Portuguese (pt)
Inventor
J Nonni Arthur
Roderick Carter Blair
E Courchene Charles
M Slone Christopher
Mark Engle Joel
Reed Campbell Philip
Chad Dowdle Steven
Original Assignee
Gp Cellulose Gmbh
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 Gp Cellulose Gmbh filed Critical Gp Cellulose Gmbh
Publication of BR112015018492A2 publication Critical patent/BR112015018492A2/pt

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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/24—Continuous 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
    • 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
    • D21C9/1036—Use of compounds accelerating or improving the efficiency of the 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
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • D21C9/144—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process
    • 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
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • 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
    • D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Artificial Filaments (AREA)
BR112015018492A 2013-02-08 2014-02-06 fibra kraft e método para fazer polpa kraft oxidada BR112015018492A2 (pt)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201361762532P 2013-02-08 2013-02-08
US201361782035P 2013-03-14 2013-03-14
US201361789610P 2013-03-15 2013-03-15
PCT/IB2014/000680 WO2014122533A2 (en) 2013-02-08 2014-02-06 Softwood kraft fiber having an improved a-cellulose content and its use in the production of chemical cellulose products

Publications (1)

Publication Number Publication Date
BR112015018492A2 true BR112015018492A2 (pt) 2017-07-18

Family

ID=50829216

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015018492A BR112015018492A2 (pt) 2013-02-08 2014-02-06 fibra kraft e método para fazer polpa kraft oxidada

Country Status (15)

Country Link
US (1) US10151064B2 (https=)
EP (1) EP2954115B1 (https=)
JP (2) JP6472758B2 (https=)
KR (1) KR102180512B1 (https=)
CN (1) CN105008616B (https=)
AU (1) AU2014213691B2 (https=)
BR (1) BR112015018492A2 (https=)
CA (1) CA2898417C (https=)
IL (1) IL239982B (https=)
MX (1) MX365675B (https=)
PL (1) PL2954115T3 (https=)
RU (2) RU2018117289A (https=)
TW (1) TWI628332B (https=)
WO (1) WO2014122533A2 (https=)
ZA (1) ZA201505115B (https=)

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AU2014229652B2 (en) * 2013-03-15 2017-04-20 Gp Cellulose Gmbh Surface treated modified cellulose from chemical kraft fiber and methods of making and using the same
EP3362485B1 (en) 2015-10-14 2022-03-02 GP Cellulose GmbH Novel cellulose composite materials and methods of making and using the same
KR20180100560A (ko) 2015-12-01 2018-09-11 게페 첼루로제 게엠베하 열린 쇄 변형된 셀룰로스 펄프 및 그의 제조 및 사용 방법
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US9926665B2 (en) * 2016-02-25 2018-03-27 International Paper Company Crosslinked cellulose as precursor in production of high-grade cellulose derivatives and related technology
US10484084B2 (en) * 2016-05-04 2019-11-19 Hughes Network Systems, Llc Method and system to increase capacity of high throughput satellite communication
NL2016798B1 (en) 2016-05-19 2017-12-05 Essaidi Jalila Methods for producing a manure-derived cellulose acetate at atmospheric pressure.
WO2018093697A1 (en) * 2016-11-16 2018-05-24 Gp Cellulose Gmbh Modified cellulose from chemical fiber and methods of making and using the same
CA3075029A1 (en) * 2017-09-11 2019-03-14 Solenis Technologies, L.P. Method for enhanced oxygen delignification of chemical wood pulps
JP2020536133A (ja) * 2017-10-03 2020-12-10 ダウ グローバル テクノロジーズ エルエルシー 低粘度セルロースエーテル製造のための簡略化された方法
EP3755839B1 (en) 2018-02-23 2024-08-21 GP Cellulose GmbH Novel dissolving wood pulps and methods of making and using the same

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