ES2126278T3 - Procedimiento de preparacion de pastas quimicas para papel, deslignificadas y blanqueadas. - Google Patents

Procedimiento de preparacion de pastas quimicas para papel, deslignificadas y blanqueadas.

Info

Publication number
ES2126278T3
ES2126278T3 ES95917403T ES95917403T ES2126278T3 ES 2126278 T3 ES2126278 T3 ES 2126278T3 ES 95917403 T ES95917403 T ES 95917403T ES 95917403 T ES95917403 T ES 95917403T ES 2126278 T3 ES2126278 T3 ES 2126278T3
Authority
ES
Spain
Prior art keywords
procedure
lignified
bleached
paper
preparation
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
ES95917403T
Other languages
English (en)
Other versions
ES2126278T5 (es
Inventor
Michel Devic
Jean-Pierre Schirmann
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.)
Arkema France SA
Original Assignee
Elf Atochem SA
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=9463129&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2126278(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Elf Atochem SA filed Critical Elf Atochem SA
Application granted granted Critical
Publication of ES2126278T3 publication Critical patent/ES2126278T3/es
Publication of ES2126278T5 publication Critical patent/ES2126278T5/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
    • D21C9/1026—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
    • D21C9/1042—Use of chelating agents
    • 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)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)

Abstract

ESTE PROCEDIMIENTO CONSISTE EN SOMETER UNA PASTA LIGNOCELULOSICA OBTENIDA POR UNA COCCION A LA SECUENCIA DE LOS SIGUIENTES TRATAMIENTOS; A) UN TRATAMIENTO DESLIGNIFICANTE POR OXIGENO, SEGUIDO B) DE UN TRATAMIENTO POR UN AGENTE ACOMPLEJANTE O SECUESTRANTE DE LOS METALES DE TRANSICION SEGUIDO DE UN LAVADO, Y C) DE UN TRATAMIENTO POR PEROXIDO DE HIDROGENO, EN PRESENCIA DE SILICATO DE UN METAL ALCALINO A UNA TEMPERATURA SUPERIOR A 100 (GRADOS) C Y A UNA PRESION DE 5 A 200 BARES.
ES95917403T 1994-05-11 1995-04-14 Procedimiento de preparacion de pastas quimicas para papel, deslignificadas y blanqueadas. Expired - Lifetime ES2126278T5 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9405815A FR2719854B1 (fr) 1994-05-11 1994-05-11 Procédé de préparation de pâtes à papier chimiques délignifiées et blanchies.

Publications (2)

Publication Number Publication Date
ES2126278T3 true ES2126278T3 (es) 1999-03-16
ES2126278T5 ES2126278T5 (es) 2002-02-16

Family

ID=9463129

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95917403T Expired - Lifetime ES2126278T5 (es) 1994-05-11 1995-04-14 Procedimiento de preparacion de pastas quimicas para papel, deslignificadas y blanqueadas.

Country Status (10)

Country Link
US (1) US6019870A (es)
EP (1) EP0759105B2 (es)
CN (1) CN1065304C (es)
AU (1) AU2348495A (es)
CA (1) CA2189796C (es)
ES (1) ES2126278T5 (es)
FI (1) FI117394B (es)
FR (1) FR2719854B1 (es)
NO (1) NO320946B1 (es)
WO (1) WO1995031599A1 (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2747407B1 (fr) * 1996-04-12 1998-05-07 Atochem Elf Sa Procede de delignification et de blanchiment de pates a papier chimiques
JP2001200486A (ja) * 1999-12-02 2001-07-27 Andritz Ahlstrom Inc 細砕セルロース繊維材のスラリーを処理する方法
US7001484B2 (en) 2000-05-04 2006-02-21 University Of New Brunswick Peroxide bleaching of wood pulp using stabilizers and sodium hydrosulfide reducing agent
AU2001256024A1 (en) * 2000-05-04 2001-11-12 University Of New Brunswick Peroxide bleaching of wood pulp
US20050087315A1 (en) * 2003-10-28 2005-04-28 Donovan Joseph R. Low consistency oxygen delignification process
CA2728278C (en) 2008-06-20 2016-06-28 Zheng Tan Composition and recording sheet with improved optical properties
CN102926254B (zh) * 2012-11-18 2018-02-27 天津容业达科技发展有限公司 常压低温清洁制浆过程中添加的制浆助剂
US9365525B2 (en) 2013-02-11 2016-06-14 American Science And Technology Corporation System and method for extraction of chemicals from lignocellulosic materials
CN104088187A (zh) * 2014-06-05 2014-10-08 华南理工大学 一种纸浆漂白方法
US9382283B2 (en) 2014-08-01 2016-07-05 American Science And Technology Corporation Oxygen assisted organosolv process, system and method for delignification of lignocellulosic materials and lignin recovery
US9950858B2 (en) 2015-01-16 2018-04-24 R.J. Reynolds Tobacco Company Tobacco-derived cellulose material and products formed thereof
US11154087B2 (en) 2016-02-02 2021-10-26 R.J. Reynolds Tobacco Company Method for preparing flavorful compounds isolated from black liquor and products incorporating the flavorful compounds
US10196778B2 (en) 2017-03-20 2019-02-05 R.J. Reynolds Tobacco Company Tobacco-derived nanocellulose material
CN110644270B (zh) * 2019-08-27 2022-01-07 齐鲁工业大学 一种杨木kp浆tcf漂白生产溶解浆的工艺

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE422818B (sv) * 1978-03-31 1982-03-29 Modo Chemetrics Ab Forfarande for foredling av allulosamassa genom blekning eller extrahering
JPS5658086A (en) * 1979-10-17 1981-05-20 Kogyo Gijutsuin Multistage bleaching method of pulps
DE3207157C1 (de) * 1982-02-27 1983-06-09 Degussa Ag, 6000 Frankfurt Verfahren zur Herstellung von halbgebleichten Zellstoffen
EP0402335B2 (en) † 1989-06-06 2001-03-14 Eka Chemicals AB Process for bleaching lignocellulose-containing pulps
ZA924351B (en) * 1991-06-27 1993-03-31 Ahlstroem Oy Ozone bleaching process
SE469842C (sv) * 1992-01-21 1996-01-15 Sunds Defibrator Ind Ab Blekning av kemisk massa med peroxid
BE1006056A3 (fr) * 1992-07-06 1994-05-03 Solvay Interox Procede pour le blanchiment d'une pate a papier chimique.

Also Published As

Publication number Publication date
NO964609L (no) 1996-10-31
FI117394B (fi) 2006-09-29
EP0759105B1 (fr) 1998-12-02
NO320946B1 (no) 2006-02-20
EP0759105B2 (fr) 2001-10-10
ES2126278T5 (es) 2002-02-16
AU2348495A (en) 1995-12-05
FI964499A0 (fi) 1996-11-08
CA2189796A1 (fr) 1995-11-23
CN1147841A (zh) 1997-04-16
FR2719854A1 (fr) 1995-11-17
CN1065304C (zh) 2001-05-02
US6019870A (en) 2000-02-01
FI964499A (fi) 1996-11-08
CA2189796C (fr) 2000-08-22
NO964609D0 (no) 1996-10-31
WO1995031599A1 (fr) 1995-11-23
EP0759105A1 (fr) 1997-02-26
FR2719854B1 (fr) 1996-06-21

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