NZ577156A - Method for bleaching chemical paper pulps by final ozone treatment at high temperature - Google Patents

Method for bleaching chemical paper pulps by final ozone treatment at high temperature

Info

Publication number
NZ577156A
NZ577156A NZ577156A NZ57715607A NZ577156A NZ 577156 A NZ577156 A NZ 577156A NZ 577156 A NZ577156 A NZ 577156A NZ 57715607 A NZ57715607 A NZ 57715607A NZ 577156 A NZ577156 A NZ 577156A
Authority
NZ
New Zealand
Prior art keywords
chemical pulp
treating
ozone treatment
ozone
pulp
Prior art date
Application number
NZ577156A
Other languages
English (en)
Inventor
Guillaume Pipon
Dominique Lachenal
Christine Chirat
Jean-Christophe Hostachy
Achim Ried
Original Assignee
Itt Mfg Enterprises 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=38335661&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NZ577156(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Itt Mfg Enterprises Inc filed Critical Itt Mfg Enterprises Inc
Publication of NZ577156A publication Critical patent/NZ577156A/en

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-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
    • D21C9/10Bleaching ; Apparatus therefor
    • D21C9/147Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
    • D21C9/153Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
NZ577156A 2006-12-13 2007-12-11 Method for bleaching chemical paper pulps by final ozone treatment at high temperature NZ577156A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0655467A FR2910027B1 (fr) 2006-12-13 2006-12-13 Procede de blanchiment des pates papeteries chimiques par traitement final a l'ozone a haute temperature
PCT/EP2007/063743 WO2008071718A1 (en) 2006-12-13 2007-12-11 Method for bleaching chemical paper pulps by final ozone treatment at high temperature

Publications (1)

Publication Number Publication Date
NZ577156A true NZ577156A (en) 2011-03-31

Family

ID=38335661

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ577156A NZ577156A (en) 2006-12-13 2007-12-11 Method for bleaching chemical paper pulps by final ozone treatment at high temperature

Country Status (13)

Country Link
US (1) US8268120B2 (https=)
EP (1) EP2092116B1 (https=)
JP (1) JP5232164B2 (https=)
CN (1) CN101558197B (https=)
AU (1) AU2007331538B2 (https=)
CA (1) CA2670697C (https=)
ES (1) ES2392063T3 (https=)
FR (1) FR2910027B1 (https=)
NZ (1) NZ577156A (https=)
PL (1) PL2092116T3 (https=)
PT (1) PT2092116E (https=)
RU (1) RU2439232C2 (https=)
WO (1) WO2008071718A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI123113B (fi) * 2008-09-10 2012-11-15 Upm Kymmene Corp Menetelmä mekaanisen massan valmistamiseksi ja mekaanisen massan käyttö
US9932709B2 (en) 2013-03-15 2018-04-03 Ecolab Usa Inc. Processes and compositions for brightness improvement in paper production
FR3007044B1 (fr) * 2013-06-13 2016-01-15 Air Liquide Procede de traitement des pates papetieres chimiques par traitement a l'ozone en presence d'ions magnesium
SE538752C2 (en) * 2014-11-21 2016-11-08 Innventia Ab Process for the production of a treated pulp, treated pulp, and textile fibers produced from the treated pulp
JP6632494B2 (ja) * 2016-08-05 2020-01-22 ユニ・チャーム株式会社 使用済み吸収性物品からパルプ繊維を回収する方法
FI131312B1 (en) * 2022-08-19 2025-02-10 Infinited Fiber Company Oy Method for treating cellulose-containing waste material and color-free material thus obtained

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT395028B (de) * 1990-02-07 1992-08-25 Chemiefaser Lenzing Ag Verfahren zum chlorfreien bleichen von kunstfaserzellstoff
BR9007533A (pt) * 1990-05-17 1992-04-28 Union Camp Corp Processo para fabricacao de polpa alvejada e para deslignificar e alvejar um material lignoscelulosico
US6010594A (en) * 1993-03-03 2000-01-04 Ahlstrom Machinery Corporation Method of bleaching pulp with chlorine-free chemicals wherein a complexing agent is added immediately after an ozone bleach stage
FI93232C (fi) * 1993-03-03 1995-03-10 Ahlstroem Oy Menetelmä massan valkaisemiseksi kloorivapailla kemikaaleilla
FI945721L (fi) * 1993-04-06 1995-01-26 Air Liquide Kierrätetyn paperimassan valkaisu otsonilla ja vetyperoksidilla
SE500616C2 (sv) * 1993-06-08 1994-07-25 Kvaerner Pulping Tech Blekning av kemisk massa med peroxid vid övertryck
SE501253C2 (sv) * 1993-06-08 1994-12-19 Kvaerner Pulping Tech Klorfri blekning av kemisk pappersmassa
ZA955290B (en) * 1994-07-11 1996-12-27 Ingersoll Rand Co Peroxide bleaching process for cellulosic and lignocellulosic material
JP2926518B2 (ja) * 1994-07-11 1999-07-28 ベロイト・テクノロジーズ・インコーポレイテッド リグニンセルロース、セルロース及び合成高分子繊維材料の高効率漂白方法
US5656130A (en) * 1995-04-28 1997-08-12 Union Camp Holding, Inc. Ambient temperature pulp bleaching with peroxyacid salts
PT834051E (pt) * 1995-06-20 2002-08-30 Andritz Ahlstrom Oy Metodo e aparelho para tratamento de material mau condutor de calor
FI105701B (fi) * 1995-10-20 2000-09-29 Ahlstrom Machinery Oy Menetelmä ja laitteisto massan käsittelemiseksi
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
JP2003096682A (ja) * 2001-09-26 2003-04-03 Oji Paper Co Ltd 漂白パルプの製造方法及び該パルプ含有電子写真用転写紙
JP4034993B2 (ja) * 2002-05-01 2008-01-16 株式会社Adeka セルロースパルプ用漂白助剤及びセルロースパルプの漂白方法
SE526241C2 (sv) * 2003-12-18 2005-08-02 Metso Paper Inc Förfarande för att surgöra lignocellulosahaltig massa före ozonblekning
JP2006283211A (ja) * 2005-03-31 2006-10-19 Nippon Paper Industries Co Ltd 化学パルプの漂白方法
US20070246176A1 (en) * 2004-06-08 2007-10-25 Shoichi Miyawaki Pulp Bleaching Processes

Also Published As

Publication number Publication date
JP2010513728A (ja) 2010-04-30
EP2092116A1 (en) 2009-08-26
RU2009126544A (ru) 2011-01-20
FR2910027A1 (fr) 2008-06-20
US8268120B2 (en) 2012-09-18
JP5232164B2 (ja) 2013-07-10
PT2092116E (pt) 2012-10-24
CN101558197B (zh) 2013-12-04
CA2670697C (en) 2016-03-15
US20100065233A1 (en) 2010-03-18
PL2092116T3 (pl) 2013-01-31
AU2007331538B2 (en) 2011-01-27
FR2910027B1 (fr) 2009-11-06
RU2439232C2 (ru) 2012-01-10
CA2670697A1 (en) 2008-06-19
AU2007331538A1 (en) 2008-06-19
CN101558197A (zh) 2009-10-14
WO2008071718A1 (en) 2008-06-19
ES2392063T3 (es) 2012-12-04
EP2092116B1 (en) 2012-08-22

Similar Documents

Publication Publication Date Title
JP4499280B2 (ja) 過酸による化学パルプの漂白
FI102301B (fi) Menetelmä selluloosamassojen käsittelemiseksi
CN114174589A (zh) 漂白纸浆的制造方法
US6776876B1 (en) Method of treating cellulosic pulp to remove hexenuronic acid
CA2670697C (en) Method for bleaching chemical paper pulps by final ozone treatment at high temperature
US8257550B2 (en) Method of bleaching a pulp
AU2003216028B2 (en) Process for bleaching lignocellulose-containing non-wood pulp
CA1112813A (en) Method for extracting ozone-treated fibrous materials
JPH0672385B2 (ja) リグノセルロース材料の漂白方法
USH1690H (en) Process for bleaching kraft pulp
US10006168B2 (en) Method for treating chemical pulps by treatment with ozone in the presence of magnesium ions
EP0206560A2 (en) Alkaline-peroxide-oxygen treatment for unbleached and chlorinated chemical pulps
JP5915263B2 (ja) パルプの製造方法
WO1994020672A1 (en) Process for bleaching pulp
EP0652321B1 (en) Chemical pulp bleaching
CA2405325A1 (en) A method for controlling the delignification and bleaching of a pulp suspension
JP2000290887A (ja) リグノセルロースの漂白方法
JP3697335B2 (ja) 化学パルプの酸性漂白白水による処理方法
JPH08218290A (ja) 非塩素漂白パルプの製造方法
JP2004232164A (ja) 製紙用化学パルプの漂白方法
CA2258443A1 (en) Pulp bleaching process including final stage brightening step with salt of peroxymonosulfuric acid
JP2009203583A (ja) リグノセルロース物質の蒸解方法
JPH06341079A (ja) 未晒パルプの酸素漂白方法
CA2490390A1 (en) Improved process for bleaching kraft pulp
JPWO1994017237A1 (ja) 酵素による化学パルプの漂白前処理方法

Legal Events

Date Code Title Description
PSEA Patent sealed
RENW Renewal (renewal fees accepted)
RENW Renewal (renewal fees accepted)

Free format text: PATENT RENEWED FOR 1 YEAR UNTIL 11 DEC 2015 BY COMPUTER PACKAGES INC

Effective date: 20141118

RENW Renewal (renewal fees accepted)

Free format text: PATENT RENEWED FOR 1 YEAR UNTIL 11 DEC 2016 BY COMPUTER PACKAGES INC

Effective date: 20151118

RENW Renewal (renewal fees accepted)

Free format text: PATENT RENEWED FOR 1 YEAR UNTIL 11 DEC 2017 BY COMPUTER PACKAGES INC

Effective date: 20161118

RENW Renewal (renewal fees accepted)

Free format text: PATENT RENEWED FOR 1 YEAR UNTIL 11 DEC 2018 BY COMPUTER PACKAGES INC

Effective date: 20171118

RENW Renewal (renewal fees accepted)

Free format text: PATENT RENEWED FOR 1 YEAR UNTIL 11 DEC 2019 BY COMPUTER PACKAGES INC

Effective date: 20181120

RENW Renewal (renewal fees accepted)

Free format text: PATENT RENEWED FOR 1 YEAR UNTIL 11 DEC 2020 BY COMPUTER PACKAGES INC

Effective date: 20191119

LAPS Patent lapsed