DE60331312D1 - Behandlung von einer cellulosehaltigen mischung mit einem reduzierenden mittel - Google Patents

Behandlung von einer cellulosehaltigen mischung mit einem reduzierenden mittel

Info

Publication number
DE60331312D1
DE60331312D1 DE60331312T DE60331312T DE60331312D1 DE 60331312 D1 DE60331312 D1 DE 60331312D1 DE 60331312 T DE60331312 T DE 60331312T DE 60331312 T DE60331312 T DE 60331312T DE 60331312 D1 DE60331312 D1 DE 60331312D1
Authority
DE
Germany
Prior art keywords
cellulose
specialty
treatment
cellulose pulp
pulp
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
DE60331312T
Other languages
English (en)
Inventor
Justin T Scarpello
Asbjorn E Bratekas
Ove Bartholsen
Torgeir Hjerde
Gunnar Merz
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.)
Borregaard Industries Ltd
Original Assignee
Borregaard Industries Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=29779253&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60331312(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Borregaard Industries Ltd filed Critical Borregaard Industries Ltd
Application granted granted Critical
Publication of DE60331312D1 publication Critical patent/DE60331312D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • D21C9/1084—Bleaching ; Apparatus therefor with reducing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/02—Rendering cellulose suitable for esterification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/06—Rendering cellulose suitable for etherification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/02—Alkyl or cycloalkyl ethers
    • C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
    • C08B11/10—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals
    • C08B11/12—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals substituted with carboxylic radicals, e.g. carboxymethylcellulose [CMC]
    • 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
DE60331312T 2002-06-26 2003-06-24 Behandlung von einer cellulosehaltigen mischung mit einem reduzierenden mittel Expired - Lifetime DE60331312D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/184,009 US20040000012A1 (en) 2002-06-26 2002-06-26 Treatment of a mixture containing cellulose
PCT/EP2003/006652 WO2004003290A1 (en) 2002-06-26 2003-06-24 Treatment of a mixture containing cellulose with a reducing agent

Publications (1)

Publication Number Publication Date
DE60331312D1 true DE60331312D1 (de) 2010-04-01

Family

ID=29779253

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60331312T Expired - Lifetime DE60331312D1 (de) 2002-06-26 2003-06-24 Behandlung von einer cellulosehaltigen mischung mit einem reduzierenden mittel

Country Status (13)

Country Link
US (4) US20040000012A1 (de)
EP (1) EP1518018B1 (de)
JP (1) JP2005530937A (de)
CN (1) CN1668806A (de)
AT (1) ATE458084T1 (de)
AU (1) AU2003242752A1 (de)
BR (1) BR0312225A (de)
CA (1) CA2489939C (de)
DE (1) DE60331312D1 (de)
EA (1) EA200500086A1 (de)
NO (1) NO20050434L (de)
WO (1) WO2004003290A1 (de)
ZA (1) ZA200410230B (de)

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* Cited by examiner, † Cited by third party
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SE0200937L (sv) * 2002-03-25 2002-12-23 Kvaerner Pulping Tech Förfarande för modifiering av cellulosafibrer i samband med kokning
US8007636B2 (en) * 2004-11-05 2011-08-30 Akzo Nobel N.V. Method of treating cellulose fibres with chlorine dioxide and an alkyl cellulose derivative
CN101048545B (zh) * 2004-11-05 2011-04-27 阿克佐诺贝尔公司 处理纤维素纤维的方法
US7541396B2 (en) 2004-12-29 2009-06-02 Weyerhaeuser Nr Company Method for making carboxyalkyl cellulose
PT1880053T (pt) * 2005-05-04 2019-11-04 Novozymes As Composições e processos de tratamento de dióxido de cloro
BRPI0605651B1 (pt) * 2006-11-09 2018-04-03 Fibria Celulose S.A. Processo para tratamento de polpa celulósica utilizando carboximetilcelulose e polpa assim obtida
DE202009017986U1 (de) 2009-02-11 2010-10-07 B. Braun Avitum Ag Regelung und Kühlung des UV-Sensors zur Kompensation eines Temperaturdifts zu Erhaltung des Messbereichs
US9932709B2 (en) 2013-03-15 2018-04-03 Ecolab Usa Inc. Processes and compositions for brightness improvement in paper production
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
US8778136B2 (en) 2009-05-28 2014-07-15 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
US9512237B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Method for inhibiting the growth of microbes with a modified cellulose fiber
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
KR101918470B1 (ko) 2011-05-23 2018-11-14 게페 첼루로제 게엠베하 개선된 백색도 및 밝기를 갖는 연재 크래프트 섬유 및 그의 제조 및 사용 방법
US9856606B2 (en) 2011-12-12 2018-01-02 Enzymatic Deinking Technologies, L.L.C. Enzymatic pre-treatment of market pulp to improve fiber drainage and physical properties
EP3800290B1 (de) 2012-01-12 2023-11-01 GP Cellulose GmbH Kraftfaser mit geringer viskosität und reduzierten vergilbungseigenschaften sowie verfahren zur herstellung und verwendung davon
US9617686B2 (en) 2012-04-18 2017-04-11 Gp Cellulose Gmbh Use of surfactant to treat pulp and improve the incorporation of kraft pulp into fiber for the production of viscose and other secondary fiber products
BR112015018492A2 (pt) 2013-02-08 2017-07-18 Gp Cellulose Gmbh fibra kraft e método para fazer polpa kraft oxidada
BR112015019882A2 (pt) 2013-03-14 2017-07-18 Gp Cellulose Gmbh fibra kraft clareada oxidada e métodos para fazer polpa kraft e fibra kraft de madeira macia e para clarear polpa kraft de celulose em sequência de branqueamento de multi-estágios
CA2901915A1 (en) 2013-03-15 2014-09-18 Gp Cellulose Gmbh A low viscosity kraft fiber having an enhanced carboxyl content and methods of making and using the same
BR102014027199B1 (pt) * 2014-07-14 2022-10-04 Nalco Company Método para aprimorar a fabricação de polpa de soda ou kraft
CN106192509A (zh) * 2016-07-20 2016-12-07 昆明理工大学 硼氢化钠和过氧化氢联合促进硫酸盐法制浆的工艺
JP7237837B2 (ja) 2016-09-30 2023-03-13 ノヴァフラックス・インコーポレイテッド 洗浄および汚染除去用組成物
SE541675C2 (en) 2016-10-19 2019-11-26 Re Newcell Ab Recycling of cellulosic textiles
CA3040734A1 (en) 2016-11-16 2018-05-24 Gp Cellulose Gmbh Modified cellulose from chemical fiber and methods of making and using the same
CN107100028A (zh) * 2017-05-05 2017-08-29 东至县鸿棉工贸有限责任公司 一种精制棉短绒的生产方法
AU2019249171A1 (en) 2018-04-03 2020-11-26 Novaflux, Inc. Cleaning composition with superabsorbent polymer
CN111395027A (zh) * 2019-01-03 2020-07-10 安徽雪龙纤维科技股份有限公司 一种用于棉浆生产的备料方法
US11591751B2 (en) 2019-09-17 2023-02-28 Gpcp Ip Holdings Llc High efficiency fiber bleaching process
WO2021067872A1 (en) 2019-10-03 2021-04-08 Novaflux, Inc. Oral cavity cleaning composition, method, and apparatus

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA610655A (en) * 1960-12-13 Electric Reduction Company Of Canada Method of improving brightness and brightness stability cellulosic materials
US2898333A (en) * 1956-11-14 1959-08-04 Mo Och Domsjoe Ab Methods of treating cellulose
US2834777A (en) * 1957-04-30 1958-05-13 Mo Och Domsjoe Ab Methods of treating cellulose ethers
US3017316A (en) * 1958-06-25 1962-01-16 Hooker Chemical Corp Method of bleaching wood pulp with chlorine dioxide and sodium borohydride
US3100732A (en) * 1959-10-05 1963-08-13 Du Pont Process of bleaching wood pulp by combined treatment with peroxide and an alkali metal borohydride
SE456168C (sv) * 1987-02-27 1991-06-06 Mo Och Domsjoe Ab Foerfarande foer ljushetsstabilisering av blekt lignininnehaallande cellulosamassa
SE502172C2 (sv) * 1993-12-15 1995-09-04 Mo Och Domsjoe Ab Förfarande för framställning av blekt cellulosamassa med en klorfri bleksekvens i närvaro av karbonat
CA2157154A1 (en) * 1994-08-29 1996-03-01 Gordon Leary Bleaching of high-yield pulps with oxygen
US5504711A (en) * 1994-09-30 1996-04-02 Lu; Hsindao Bit lines write circuit for SRAM memories
US5501711A (en) * 1994-10-26 1996-03-26 Water & Oil Technologies, Inc. Method for treatment of cellulose fabrics to improve their dyeability with reactive dyes
US6325892B1 (en) * 1998-09-23 2001-12-04 University Of New Brunswick Method of delignifying sulphite pulp with oxygen and borohydride
US6217621B1 (en) * 1999-07-09 2001-04-17 Morton International Inc. Textile substrate dye stripping

Also Published As

Publication number Publication date
ATE458084T1 (de) 2010-03-15
BR0312225A (pt) 2005-04-12
NO20050434L (no) 2005-01-26
CN1668806A (zh) 2005-09-14
US20040000012A1 (en) 2004-01-01
CA2489939A1 (en) 2004-01-08
ZA200410230B (en) 2006-07-26
AU2003242752A1 (en) 2004-01-19
JP2005530937A (ja) 2005-10-13
WO2004003290A1 (en) 2004-01-08
CA2489939C (en) 2011-07-26
US20070151680A1 (en) 2007-07-05
EP1518018B1 (de) 2010-02-17
US20070199668A1 (en) 2007-08-30
EA200500086A1 (ru) 2005-06-30
US20060249265A1 (en) 2006-11-09
EP1518018A1 (de) 2005-03-30

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Legal Events

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8363 Opposition against the patent