ES2068465T3 - Blanqueo con oxigeno. - Google Patents

Blanqueo con oxigeno.

Info

Publication number
ES2068465T3
ES2068465T3 ES91118706T ES91118706T ES2068465T3 ES 2068465 T3 ES2068465 T3 ES 2068465T3 ES 91118706 T ES91118706 T ES 91118706T ES 91118706 T ES91118706 T ES 91118706T ES 2068465 T3 ES2068465 T3 ES 2068465T3
Authority
ES
Spain
Prior art keywords
bleaching
oxygen
kiered
bucked
disproportionation
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
ES91118706T
Other languages
English (en)
Inventor
Angelika Dr Reiche
Hans Dieter Dr Brauer
Joachim Dr Behnke
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.)
Akzo Nobel NV
Original Assignee
Akzo Nobel NV
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 Akzo Nobel NV filed Critical Akzo Nobel NV
Application granted granted Critical
Publication of ES2068465T3 publication Critical patent/ES2068465T3/es
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
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/10—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
    • D06L4/12—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen combined with specific additives
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/10—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
    • D06L4/13—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen using inorganic agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)

Abstract

LA INVENCION SE REFIERE A UN PROCESO PARA BLANQUEAR O DESCOLORAR LIBRE DE CLORO UN MATERIAL DE CELULOSA CON UN CONTENIDO EN (ALFA)-CELULOSA DE MAS DEL 90%, PREFERENTEMENTE DE LINTERES DE ALGODON, CON EL QUE SE CONSIGUE UN GRADO DE BLANCURA MAYOR DEL 75% EN UN PROCESO DE UN SOLO ESCALON POR MEDIO DE OXIGENO, BLANQUEADO DE TAL FORMA CON ESTE OXIGENO QUE SE CONTIENEN COMPUESTOS PEROXO CON UN PH EN LA ZONA DE 6 ESPROPORCION Y LA DURACION DE BLANQUEADO SE ENCUENTRA ENTRE 15 Y 150 MINUTOS EN DEPENDENCIA DE LA TEMPERATURA QUE ES DE 35 (GRADOS) C HASTA 15 (GRADOS) C.
ES91118706T 1990-11-10 1991-11-02 Blanqueo con oxigeno. Expired - Lifetime ES2068465T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4035813A DE4035813A1 (de) 1990-11-10 1990-11-10 Sauerstoffbleichung

Publications (1)

Publication Number Publication Date
ES2068465T3 true ES2068465T3 (es) 1995-04-16

Family

ID=6418013

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91118706T Expired - Lifetime ES2068465T3 (es) 1990-11-10 1991-11-02 Blanqueo con oxigeno.

Country Status (6)

Country Link
US (1) US5322647A (es)
EP (1) EP0485829B1 (es)
JP (1) JPH04263665A (es)
AT (1) ATE118843T1 (es)
DE (2) DE4035813A1 (es)
ES (1) ES2068465T3 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0647466A3 (de) * 1993-10-08 1996-01-17 Akzo Nobel Nv Cellulosische Membranen.
US5647875A (en) * 1994-12-02 1997-07-15 Clariant Finance (Bvi) Limited Method for producing a color effect on textile material
US6174412B1 (en) * 1998-03-02 2001-01-16 Purely Cotton, Inc. Cotton linter tissue products and method for preparing same
GB2391011A (en) * 2002-07-19 2004-01-28 Crosmill Ltd Bleaching cellulose suspensions
CN101067287B (zh) * 2007-05-31 2011-07-27 王光建 用废酸绒制造微晶纤维素的生产工艺
CN101824763B (zh) * 2009-03-03 2012-08-08 钟祥金汉江精制棉有限公司 精制棉蒸煮处理***
MX2013006283A (es) 2010-12-02 2013-09-16 Sherwin Williams Co Recubrimiento arquitectónico para cubrir defectos.
CN102747635B (zh) * 2012-07-13 2015-02-18 钱军 用硫酸化废棉绒生产微晶纤维素的方法
EP3339504A1 (en) 2016-12-22 2018-06-27 Lenzing Aktiengesellschaft Method of pulping cotton-based raw material

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2119519A (en) * 1935-05-22 1938-06-07 Kuehne Chemical Company Process of bleaching cellulose
US2199376A (en) * 1939-09-29 1940-04-30 Du Pont Bleaching of ground wood pulp
US2249646A (en) * 1940-06-28 1941-07-15 Diamond Alkali Co Bleaching cellulose with titanium compounds
DE2219505C3 (de) * 1972-04-21 1974-10-17 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Chlorfreie Mehrstufenbleiche von Zellstoff
SE407091B (sv) * 1976-02-05 1979-03-12 Sca Development Ab Sett att peroxidbleka genom raffinering framstelld cellulosamassa
US4427490A (en) * 1978-04-07 1984-01-24 International Paper Company Delignification and bleaching process for lignocellulosic pulp with peroxide in the presence of metal additives
DD141844B1 (de) * 1978-12-28 1982-04-28 Rudolf Opitz Bleichmittel
DE3005947B1 (de) * 1980-02-16 1981-01-29 Degussa Verfahren zur Bleiche von Zellstoffen mittels organischer Persaeure
FR2493294A1 (fr) * 1980-11-04 1982-05-07 Air Liquide Compositions stabilisantes pour produits peroxydes
US4404061A (en) * 1981-08-17 1983-09-13 International Paper Company Bleaching of lignocellulosic materials with monopersulfuric acid or its salts
US4661205A (en) * 1981-08-28 1987-04-28 Scott Paper Company Method of bleaching lignocellulosic material with peroxide catalyzed with a salt of a metal
DE3246260A1 (de) * 1982-12-14 1984-06-14 Peroxid-Chemie GmbH, 8023 Höllriegelskreuth Verfahren zur bleichenden waesche von textilien
US4649113A (en) * 1983-12-28 1987-03-10 The United States Of America As Represented By The Secretary Of Agriculture Alkaline peroxide treatment of nonwoody lignocellulosics
FR2573452B1 (fr) * 1984-11-21 1987-03-06 Atochem Procede de blanchiment de linge domestique dans un cycle de lavage menager
FR2596432B1 (fr) * 1986-03-28 1988-09-09 Atochem Procede de blanchiment de linge domestique dans un cycle de lavage menager
US4614646A (en) * 1984-12-24 1986-09-30 The Dow Chemical Company Stabilization of peroxide systems in the presence of alkaline earth metal ions
FR2598728B1 (fr) * 1986-05-15 1991-04-19 Atochem Procede et composition pour le blanchiment de linge domestique
FR2598727B1 (fr) * 1986-05-15 1990-02-02 Atochem Procede et composition pour le blanchiment de linge domestique
GB8629837D0 (en) * 1986-12-13 1987-01-21 Interox Chemicals Ltd Bleach activation
US4859283A (en) * 1988-04-15 1989-08-22 E. I. Du Pont De Nemours And Company Magnesium ions in a process for alkaline peroxide treatment of nonwoody lignocellulosic substrates
JPH0221483A (ja) * 1988-07-08 1990-01-24 Canon Inc 磁気記録再生装置
US5004523A (en) * 1989-03-30 1991-04-02 The United States Of America As Represented By The Secretary Of Agriculture Delignification of lignocellulosic materials with monoperoxysulfuric acid

Also Published As

Publication number Publication date
DE4035813A1 (de) 1992-05-14
US5322647A (en) 1994-06-21
DE59104687D1 (de) 1995-03-30
EP0485829B1 (de) 1995-02-22
EP0485829A1 (de) 1992-05-20
JPH04263665A (ja) 1992-09-18
ATE118843T1 (de) 1995-03-15

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