CA2224677C - Peroxide bleaching of pulp - Google Patents

Peroxide bleaching of pulp Download PDF

Info

Publication number: CA2224677C
Authority: CA; Canada
Prior art keywords: pulp; peroxide; particle size; added; surface area
Prior art date: 1995-06-13
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 - Fee Related

Application number

CA002224677A

Other languages

English (en)

French (fr)

Other versions

CA2224677A1 (en

Inventor

Adam Hayden Vincent

Ian Alexander Mclean

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.)

Orica Australia Pty Ltd

Original Assignee

Orica Australia Pty 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.)

1995-06-13

Filing date

1996-06-13

Publication date

2003-12-02

1996-06-13 Application filed by Orica Australia Pty Ltd filed Critical Orica Australia Pty Ltd

1996-12-27 Publication of CA2224677A1 publication Critical patent/CA2224677A1/en

2003-12-02 Application granted granted Critical

2003-12-02 Publication of CA2224677C publication Critical patent/CA2224677C/en

2016-06-13 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

238000004061 bleaching Methods 0.000 title claims abstract description 32
150000002978 peroxides Chemical class 0.000 title claims abstract description 21
CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 51
239000002245 particle Substances 0.000 claims abstract description 44
238000000034 method Methods 0.000 claims abstract description 30
239000000395 magnesium oxide Substances 0.000 claims abstract description 17
MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 11
AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 8
239000002738 chelating agent Substances 0.000 claims description 7
KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims description 2
238000011065 in-situ storage Methods 0.000 claims description 2
239000000843 powder Substances 0.000 claims description 2
239000002002 slurry Substances 0.000 claims description 2
URDCARMUOSMFFI-UHFFFAOYSA-N 2-[2-[bis(carboxymethyl)amino]ethyl-(2-hydroxyethyl)amino]acetic acid Chemical compound OCCN(CC(O)=O)CCN(CC(O)=O)CC(O)=O URDCARMUOSMFFI-UHFFFAOYSA-N 0.000 claims 1
QPCDCPDFJACHGM-UHFFFAOYSA-N N,N-bis{2-[bis(carboxymethyl)amino]ethyl}glycine Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(=O)O)CCN(CC(O)=O)CC(O)=O QPCDCPDFJACHGM-UHFFFAOYSA-N 0.000 claims 1
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
239000000126 substance Substances 0.000 description 10
230000000694 effects Effects 0.000 description 7
229920001131 Pulp (paper) Polymers 0.000 description 6
235000011121 sodium hydroxide Nutrition 0.000 description 6
238000002474 experimental method Methods 0.000 description 4
239000003513 alkali Substances 0.000 description 3
230000014759 maintenance of location Effects 0.000 description 3
239000000725 suspension Substances 0.000 description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
239000004115 Sodium Silicate Substances 0.000 description 2
230000008901 benefit Effects 0.000 description 2
239000007844 bleaching agent Substances 0.000 description 2
229910021645 metal ion Inorganic materials 0.000 description 2
NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
229910052911 sodium silicate Inorganic materials 0.000 description 2
AURFNYPOUVLIAV-UHFFFAOYSA-N 2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]-2-hydroxyacetic acid Chemical compound OC(=O)C(O)N(CC(O)=O)CCN(CC(O)=O)CC(O)=O AURFNYPOUVLIAV-UHFFFAOYSA-N 0.000 description 1
239000002253 acid Substances 0.000 description 1
239000011362 coarse particle Substances 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
239000004120 green S Substances 0.000 description 1
229910052943 magnesium sulfate Inorganic materials 0.000 description 1
235000019341 magnesium sulphate Nutrition 0.000 description 1
JESHZQPNPCJVNG-UHFFFAOYSA-L magnesium;sulfite Chemical compound [Mg+2].[O-]S([O-])=O JESHZQPNPCJVNG-UHFFFAOYSA-L 0.000 description 1
159000000000 sodium salts Chemical class 0.000 description 1
238000003756 stirring Methods 0.000 description 1
239000002699 waste material 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
- D21C9/1026—Other features in bleaching processes
- D21C9/1036—Use of compounds accelerating or improving the efficiency of the 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
- D21C9/16—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)
Detergent Compositions (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Cosmetics (AREA)

CA002224677A 1995-06-13 1996-06-13 Peroxide bleaching of pulp Expired - Fee Related CA2224677C (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
AUPN3520		1995-06-13
AUPN3520A AUPN352095A0 (en)	1995-06-13	1995-06-13	Peroxide bleaching of pulp
PCT/AU1996/000354 WO1996041917A1 (en)	1995-06-13	1996-06-13	Peroxide bleaching of pulp

Publications (2)

Publication Number	Publication Date
CA2224677A1 CA2224677A1 (en)	1996-12-27
CA2224677C true CA2224677C (en)	2003-12-02

Family

ID=3787861

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002224677A Expired - Fee Related CA2224677C (en)	1995-06-13	1996-06-13	Peroxide bleaching of pulp

Country Status (7)

Country	Link
EP (1)	EP0832323B1 (de)
KR (1)	KR19990022875A (de)
AT (1)	ATE197825T1 (de)
AU (1)	AUPN352095A0 (de)
CA (1)	CA2224677C (de)
DE (1)	DE69611091D1 (de)
WO (1)	WO1996041917A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7052578B2 (en) *	2000-01-28	2006-05-30	Martin Marietta Magnesia Specialties, Inc.	Process employing magnesium hydroxide in peroxide bleaching of mechanical pulp
RU2164571C1 (ru) *	2000-06-27	2001-03-27	Камский целлюлозно-бумажный комбинат	Способ получения беленой сульфитной целлюлозы на магниевом основании
US6881299B2 (en)	2001-05-16	2005-04-19	North American Paper Corporation	Refiner bleaching with magnesium oxide and hydrogen peroxide
US6743332B2 (en)	2001-05-16	2004-06-01	Weyerhaeuser Company	High temperature peroxide bleaching of mechanical pulps
US8845860B2 (en)	2010-09-16	2014-09-30	Georgia-Pacific Consumer Products Lp	High brightness pulps from lignin rich waste papers

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FI52877B (de) *	1972-11-16	1977-08-31	Ahlstroem Oy
NO852330L (no) *	1985-06-10	1986-12-11	Papirind Forskningsinst	Fremgangsmaate ved peroksydbleking av celluloseholdige masser.
DE4400954B4 (de) *	1994-01-14	2007-03-01	Stefan Kürzeder	Verfahren zur Helligkeitssteigerung bei der Bleiche von Holzstoffen mit Wasserstoffperoxid

1995
- 1995-06-13 AU AUPN3520A patent/AUPN352095A0/en not_active Abandoned
1996
- 1996-06-13 KR KR1019970709344A patent/KR19990022875A/ko not_active Withdrawn
- 1996-06-13 EP EP96917277A patent/EP0832323B1/de not_active Expired - Lifetime
- 1996-06-13 DE DE69611091T patent/DE69611091D1/de not_active Expired - Lifetime
- 1996-06-13 WO PCT/AU1996/000354 patent/WO1996041917A1/en not_active Ceased
- 1996-06-13 AT AT96917277T patent/ATE197825T1/de active
- 1996-06-13 CA CA002224677A patent/CA2224677C/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
ATE197825T1 (de)	2000-12-15
WO1996041917A1 (en)	1996-12-27
KR19990022875A (ko)	1999-03-25
EP0832323A1 (de)	1998-04-01
AUPN352095A0 (en)	1995-07-06
EP0832323A4 (de)	1998-09-09
EP0832323B1 (de)	2000-11-29
CA2224677A1 (en)	1996-12-27
DE69611091D1 (de)	2001-01-04

Legal Events

Date	Code	Title	Description
2002-10-01	EEER	Examination request
2015-07-27	MKLA	Lapsed	Effective date: 20150615

Publication	Publication Date	Title
US5227022A (en)	1993-07-13	Process for increasing pulp brightness with zeolites and easily decomposable organic chelating agents
US6056853A (en)	2000-05-02	Process for peroxide bleaching of pulp using MgO particles
EP0464059B1 (de)	1995-02-22	Verfahren zum de-inken von altpapieren
CA2005599A1 (en)	1990-06-23	Hydrogen peroxide bleaching process
CA2168288C (en)	2002-08-20	Bleaching compositions comprising sulfamates and borates or gluconates and processes
CA2224677C (en)	2003-12-02	Peroxide bleaching of pulp
US5449436A (en)	1995-09-12	Bleaching of deinked paper/wood pulp
CA2057231A1 (en)	1992-07-08	Method of pretreating lignocellulosic materials prior to alkaline peroxide high yield pulping
US4338158A (en)	1982-07-06	Pulping in the presence of a protector
US5298118A (en)	1994-03-29	Preparation of bleached chemithermomechanical pulp
US5296100A (en)	1994-03-22	H2 O2 /alkaline bleaching of wood pulps
CA2512141C (en)	2010-12-21	Bleaching of cellulosic fibre material with peroxide using polymers as a stabiliser
JPH0156197B2 (de)	1989-11-29
AU695415B2 (en)	1998-08-13	Peroxide bleaching of pulp
CA2278399C (en)	2005-06-14	Bleaching process
JPH0250236B2 (de)	1990-11-01
JPS63303189A (ja)	1988-12-09	ケミカル−サーモメカニカルパルプの製造方法
AU745706B2 (en)	2002-03-28	Bleaching process
RU2495177C2 (ru)	2013-10-10	Перекисно-щелочная обработка отходов на интегрированном нейтрально-щелочном целлюлозно-бумажном комбинате
JPH0197291A (ja)	1989-04-14	機械パルプの漂白方法
US3709779A (en)	1973-01-09	Bleaching of mechanical pulps with hydrosulfite in the presence of an alkali metal silikate
EP1258559B1 (de)	2004-06-23	Verfahren zum bleichen von mechanischen Pulpe
CA2576882C (en)	2011-05-03	Composition and process for bleaching mechanical wood pulp
EP1266074B1 (de)	2006-10-25	Verfahren zum bleichen von holzstoff und chemothermomechanischer pulpe
CA2522144A1 (en)	2006-04-15	Method for bleaching wood fibers