EP0441113A1 - Procédé exempt de chlore pour le blanchiment de pâte cellulosique - Google Patents

Procédé exempt de chlore pour le blanchiment de pâte cellulosique Download PDF

Info

Publication number: EP0441113A1
Authority: EP; European Patent Office
Prior art keywords: stage; eop; pulp; bleaching; bleach
Prior art date: 1990-02-07
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.): Granted

Application number

EP90890348A

Other languages

German (de)

English (en)

Other versions

EP0441113B1 (fr

Inventor

Anton Dipl.-Ing Hruschka

Anton Höglinger

Walter Dr. Dipl.-Ing. Peter

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.)

Lenzing AG

Original Assignee

Lenzing AG

Chemiefaser Lenzing AG

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.)

1990-02-07

Filing date

1990-12-20

Publication date

1991-08-14

1990-12-20 Application filed by Lenzing AG, Chemiefaser Lenzing AG filed Critical Lenzing AG

1991-08-14 Publication of EP0441113A1 publication Critical patent/EP0441113A1/fr

1994-09-28 Application granted granted Critical

1994-09-28 Publication of EP0441113B1 publication Critical patent/EP0441113B1/fr

2010-12-20 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 25
238000004061 bleaching Methods 0.000 title claims abstract description 24
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 30
CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 18
MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 16
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 14
239000001301 oxygen Substances 0.000 claims abstract description 14
229910052760 oxygen Inorganic materials 0.000 claims abstract description 14
239000007844 bleaching agent Substances 0.000 claims abstract description 13
238000006243 chemical reaction Methods 0.000 claims abstract description 5
238000010790 dilution Methods 0.000 claims abstract description 4
239000012895 dilution Substances 0.000 claims abstract description 4
230000036284 oxygen consumption Effects 0.000 claims abstract description 3
150000002978 peroxides Chemical class 0.000 claims abstract description 3
239000012209 synthetic fiber Substances 0.000 claims description 7
229920002994 synthetic fiber Polymers 0.000 claims description 7
239000000203 mixture Substances 0.000 claims description 6
239000002351 wastewater Substances 0.000 claims description 4
230000001105 regulatory effect Effects 0.000 claims description 2
239000007789 gas Substances 0.000 description 11
229920002678 cellulose Polymers 0.000 description 6
239000001913 cellulose Substances 0.000 description 6
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
239000000725 suspension Substances 0.000 description 4
239000000706 filtrate Substances 0.000 description 3
238000005406 washing Methods 0.000 description 3
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
241000294754 Macroptilium atropurpureum Species 0.000 description 2
239000000460 chlorine Substances 0.000 description 2
229910052801 chlorine Inorganic materials 0.000 description 2
239000000463 material Substances 0.000 description 2
230000035484 reaction time Effects 0.000 description 2
239000000243 solution Substances 0.000 description 2
239000000126 substance Substances 0.000 description 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
235000014466 Douglas bleu Nutrition 0.000 description 1
241000196324 Embryophyta Species 0.000 description 1
240000000731 Fagus sylvatica Species 0.000 description 1
235000010099 Fagus sylvatica Nutrition 0.000 description 1
240000001416 Pseudotsuga menziesii Species 0.000 description 1
235000005386 Pseudotsuga menziesii var menziesii Nutrition 0.000 description 1
229920001131 Pulp (paper) Polymers 0.000 description 1
230000002378 acidificating effect Effects 0.000 description 1
230000004913 activation Effects 0.000 description 1
239000000470 constituent Substances 0.000 description 1
238000001816 cooling Methods 0.000 description 1
229910001882 dioxygen Inorganic materials 0.000 description 1
239000013505 freshwater Substances 0.000 description 1
238000003825 pressing Methods 0.000 description 1
238000004064 recycling Methods 0.000 description 1
238000003303 reheating Methods 0.000 description 1
238000007789 sealing Methods 0.000 description 1
239000002341 toxic gas Substances 0.000 description 1

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
- D21C9/1057—Multistage, with compounds cited in more than one sub-group D21C9/10, D21C9/12, D21C9/16
- 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
- D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
- D21C9/153—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone

Definitions

this pulp suspension was fluidized and compressed O3-containing oxygen gas was pressed in.

Landscapes

Engineering & Computer Science (AREA)
Wood Science & Technology (AREA)
Life Sciences & Earth Sciences (AREA)
Paper (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)
Artificial Filaments (AREA)
Detergent Compositions (AREA)
Chemical Or Physical Treatment Of Fibers (AREA)
Jellies, Jams, And Syrups (AREA)
General Preparation And Processing Of Foods (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Compositions Of Macromolecular Compounds (AREA)
Processing Of Solid Wastes (AREA)

EP90890348A 1990-02-07 1990-12-20 Procédé exempt de chlore pour le blanchiment de pâte cellulosique Expired - Lifetime EP0441113B1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
AT261/90		1990-02-07
AT0026190A AT395028B (de)	1990-02-07	1990-02-07	Verfahren zum chlorfreien bleichen von kunstfaserzellstoff

Publications (2)

Publication Number	Publication Date
EP0441113A1 true EP0441113A1 (fr)	1991-08-14
EP0441113B1 EP0441113B1 (fr)	1994-09-28

Family

ID=3485841

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP90890348A Expired - Lifetime EP0441113B1 (fr)	1990-02-07	1990-12-20	Procédé exempt de chlore pour le blanchiment de pâte cellulosique

Country Status (22)

Country	Link
US (1)	US5145557A (fr)
EP (1)	EP0441113B1 (fr)
JP (1)	JPH04300380A (fr)
AT (2)	AT395028B (fr)
BR (1)	BR9100516A (fr)
CA (1)	CA2035698C (fr)
CZ (1)	CZ280077B6 (fr)
DE (1)	DE59007341D1 (fr)
DK (1)	DK0441113T3 (fr)
ES (1)	ES2061008T3 (fr)
FI (1)	FI98077C (fr)
HR (1)	HRP930456A2 (fr)
IN (1)	IN174833B (fr)
LT (1)	LT3392B (fr)
LV (1)	LV10514B (fr)
NO (1)	NO178079C (fr)
PL (1)	PL169421B1 (fr)
RU (1)	RU2040616C1 (fr)
SI (1)	SI9110206B (fr)
SK (1)	SK278326B6 (fr)
YU (1)	YU47388B (fr)
ZA (1)	ZA91840B (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0514901A3 (en) *	1991-05-21	1993-03-17	Air Products And Chemicals, Inc.	Oxygen color stripping in secondary fiber recovery
FR2695947A1 (fr) *	1992-09-18	1994-03-25	Saint Gobain Papier Bois Gie C	Procédé de blanchiment de pâtes cellulosiques chimiques.
EP0480469A3 (en) *	1990-10-12	1994-06-01	Alcell Tech Inc	Chlorine-free wood pulps and process of making
WO1997023666A1 (fr) *	1995-12-22	1997-07-03	Lenzing Aktiengesellschaft	Corps moules en cellulose et procede de production correspondant
EP0665912B1 (fr) *	1992-10-23	1998-02-11	Macmillan Bloedel Limited	Blanchiment a l'ozone ameliore
RU2141016C1 (ru) *	1994-07-11	1999-11-10	Белойт Текнолоджиз, Инк.	Способ отбелки целлюлозы и других целлюлозных и лигноцеллюлозных волокнистых материалов и трехстадийный способ отбелки целлюлозных и лигноцеллюлозных материалов
RU2142529C1 (ru) *	1999-05-17	1999-12-10	Сыктывкарский лесной институт Санкт-Петербургской лесотехнической академии	Способ отбелки целлюлозы
WO2016189205A1 (fr) *	2015-05-27	2016-12-01	Kemira Oyj	Procédé pour réduire la viscosité de la pâte dans la production de pâte pour transformation chimique

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE1006056A3 (fr) *	1992-07-06	1994-05-03	Solvay Interox	Procede pour le blanchiment d'une pate a papier chimique.
SE500113C2 (sv) *	1992-07-09	1994-04-18	Kamyr Ab	Sätt vid blekning av massa för omhändertagande av utlösta metaller
US5374333A (en) *	1992-07-30	1994-12-20	Kamyr, Inc.	Method for minimizing pulp mill effluents
SE500335C2 (sv) *	1992-10-26	1994-06-06	Sca Wifsta Oestrand Ab	Blekning av sulfatmassa med peroxid-ozon-peroxid
US6210527B1 (en)	1994-03-14	2001-04-03	The Boc Group, Inc.	Pulp bleaching method wherein an ozone bleaching waste stream is scrubbed to form an oxygen containing stream
SE504424C2 (sv) *	1994-11-04	1997-02-10	Kvaerner Pulping Tech	Sätt att fälla ut övergångsmetaller och alkaliska jordartsmetaller ur blekeriavlutar genom att tillsätta alkalisk vätska
SE516030C2 (sv) *	1994-11-14	2001-11-12	Aga Ab	Regenerering av en gasblandning från ett ozonbleksteg
US5656130A (en) *	1995-04-28	1997-08-12	Union Camp Holding, Inc.	Ambient temperature pulp bleaching with peroxyacid salts
EP0865531B1 (fr) *	1995-12-07	2002-03-06	Beloit Technologies, Inc.	Delignification par l'oxygene d'une pate a papier de consistance moyenne
EP1728918A3 (fr) *	2005-05-12	2006-12-13	Voith Patent GmbH	Procédé pour séparer des impuretés d'une suspension aqueuse de fibres
FR2910027B1 (fr) *	2006-12-13	2009-11-06	Itt Mfg Enterprises Inc	Procede de blanchiment des pates papeteries chimiques par traitement final a l'ozone a haute temperature
US9339058B2 (en) *	2012-04-19	2016-05-17	R. J. Reynolds Tobacco Company	Method for producing microcrystalline cellulose from tobacco and related tobacco product
SE538064C2 (sv) *	2014-06-17	2016-02-23	Valmet Oy	Metod för att producera dissolving massa från lignocellulosahaltiga material
EP3626881A4 (fr) *	2017-06-28	2020-05-27	Unicharm Corporation	Procédé de production de fibres de pâte à papier recyclées et fibres de pâte à papier recyclées

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4372812A (en) *	1978-04-07	1983-02-08	International Paper Company	Chlorine free process for bleaching lignocellulosic pulp
US4619733A (en) *	1983-11-30	1986-10-28	Kooi Boon Lam	Pollution free pulping process using recycled wash effluent from multiple bleach stages to remove black liquor and recovering sodium hydroxide from the black liquor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA966604A (en) *	1970-12-21	1975-04-29	Scott Paper Company	Kraft pulp bleaching and recovery process
US4196043A (en) *	1970-12-21	1980-04-01	Scott Paper Company	Kraft pulp bleaching and recovery process
JPS5430902A (en)	1977-06-27	1979-03-07	Seisan Kaihatsu Kagaku Kenkyus	Industrial multistage pulp bleaching method
US4216054A (en) *	1977-09-26	1980-08-05	Weyerhaeuser Company	Low-consistency ozone delignification
US4283251A (en) *	1980-01-24	1981-08-11	Scott Paper Company	Ozone effluent bleaching
AT384837B (de) *	1985-06-27	1988-01-11	Steyrermuehl Papier	Verfahren und anordnung zur delignifizierung von zellstoff mit sauerstoff

1990
- 1990-02-07 AT AT0026190A patent/AT395028B/de not_active IP Right Cessation
- 1990-12-20 AT AT90890348T patent/ATE112338T1/de not_active IP Right Cessation
- 1990-12-20 EP EP90890348A patent/EP0441113B1/fr not_active Expired - Lifetime
- 1990-12-20 ES ES90890348T patent/ES2061008T3/es not_active Expired - Lifetime
- 1990-12-20 DE DE59007341T patent/DE59007341D1/de not_active Expired - Fee Related
- 1990-12-20 DK DK90890348.7T patent/DK0441113T3/da not_active Application Discontinuation
1991
- 1991-01-28 IN IN85CA1991D patent/IN174833B/en unknown
- 1991-02-05 CA CA002035698A patent/CA2035698C/fr not_active Expired - Fee Related
- 1991-02-05 ZA ZA91840A patent/ZA91840B/xx unknown
- 1991-02-06 CZ CS91280A patent/CZ280077B6/cs unknown
- 1991-02-06 SI SI9110206A patent/SI9110206B/sl unknown
- 1991-02-06 NO NO910455A patent/NO178079C/no unknown
- 1991-02-06 RU SU914894510A patent/RU2040616C1/ru active
- 1991-02-06 YU YU20691A patent/YU47388B/sh unknown
- 1991-02-06 PL PL91288978A patent/PL169421B1/pl unknown
- 1991-02-06 SK SK280-91A patent/SK278326B6/sk unknown
- 1991-02-07 BR BR919100516A patent/BR9100516A/pt not_active Application Discontinuation
- 1991-02-07 JP JP3016575A patent/JPH04300380A/ja active Pending
- 1991-02-07 FI FI910601A patent/FI98077C/fi active IP Right Grant
- 1991-02-07 US US07/652,027 patent/US5145557A/en not_active Expired - Lifetime
1993
- 1993-01-12 LV LVP-93-21A patent/LV10514B/lv unknown
- 1993-03-23 HR HR930456A patent/HRP930456A2/hr not_active Application Discontinuation
- 1993-07-02 LT LTIP753A patent/LT3392B/lt unknown

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4372812A (en) *	1978-04-07	1983-02-08	International Paper Company	Chlorine free process for bleaching lignocellulosic pulp
US4619733A (en) *	1983-11-30	1986-10-28	Kooi Boon Lam	Pollution free pulping process using recycled wash effluent from multiple bleach stages to remove black liquor and recovering sodium hydroxide from the black liquor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ABSTRACT BULLETIN OF THE INSTITUTE OF PAPER CHEMISTRY. vol. 52, no. 1, Juli 1981, APPLETON US Seite 70 Christensen,P.K. et al.: "Bleaching of sulfite pulp with oxygen and ozone." *

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0480469A3 (en) *	1990-10-12	1994-06-01	Alcell Tech Inc	Chlorine-free wood pulps and process of making
EP0514901A3 (en) *	1991-05-21	1993-03-17	Air Products And Chemicals, Inc.	Oxygen color stripping in secondary fiber recovery
FR2695947A1 (fr) *	1992-09-18	1994-03-25	Saint Gobain Papier Bois Gie C	Procédé de blanchiment de pâtes cellulosiques chimiques.
EP0665912B1 (fr) *	1992-10-23	1998-02-11	Macmillan Bloedel Limited	Blanchiment a l'ozone ameliore
RU2141016C1 (ru) *	1994-07-11	1999-11-10	Белойт Текнолоджиз, Инк.	Способ отбелки целлюлозы и других целлюлозных и лигноцеллюлозных волокнистых материалов и трехстадийный способ отбелки целлюлозных и лигноцеллюлозных материалов
WO1997023666A1 (fr) *	1995-12-22	1997-07-03	Lenzing Aktiengesellschaft	Corps moules en cellulose et procede de production correspondant
RU2142529C1 (ru) *	1999-05-17	1999-12-10	Сыктывкарский лесной институт Санкт-Петербургской лесотехнической академии	Способ отбелки целлюлозы
WO2016189205A1 (fr) *	2015-05-27	2016-12-01	Kemira Oyj	Procédé pour réduire la viscosité de la pâte dans la production de pâte pour transformation chimique
US10513824B2 (en)	2015-05-27	2019-12-24	Kemira Oyj	Method for reducing pulp viscosity in production of dissolving pulp

Also Published As

Publication number	Publication date
ES2061008T3 (es)	1994-12-01
HRP930456A2 (en)	1995-12-31
NO178079C (no)	1996-01-17
NO910455D0 (no)	1991-02-06
NO910455L (no)	1991-08-08
SI9110206B (sl)	2000-04-30
PL288978A1 (en)	1992-01-13
FI910601A0 (fi)	1991-02-07
DE59007341D1 (de)	1994-11-03
PL169421B1 (pl)	1996-07-31
DK0441113T3 (da)	1994-10-24
CS9100280A2 (en)	1991-09-15
EP0441113B1 (fr)	1994-09-28
IN174833B (fr)	1995-03-18
LV10514B (en)	1995-10-20
SK278326B6 (en)	1996-11-06
ATA26190A (de)	1992-01-15
US5145557A (en)	1992-09-08
FI98077B (fi)	1996-12-31
ZA91840B (en)	1992-01-29
CZ280077B6 (cs)	1995-10-18
CA2035698A1 (fr)	1991-08-08
ATE112338T1 (de)	1994-10-15
LTIP753A (en)	1995-01-31
FI98077C (fi)	1997-04-10
LV10514A (lv)	1995-02-20
YU47388B (sh)	1995-01-31
NO178079B (no)	1995-10-09
FI910601L (fi)	1991-08-08
BR9100516A (pt)	1991-10-29
CA2035698C (fr)	2003-03-25
JPH04300380A (ja)	1992-10-23
AT395028B (de)	1992-08-25
RU2040616C1 (ru)	1995-07-25
YU20691A (sh)	1994-05-10
SI9110206A (sl)	1998-02-28
LT3392B (en)	1995-08-25

Legal Events

Date	Code	Title	Description
1991-06-28	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1991-08-14	17P	Request for examination filed	Effective date: 19901228
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1996-12-11	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: AT Payment date: 19961211 Year of fee payment: 7
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