CA2569467A1 - Activator for pulp bleaching - Google Patents
Activator for pulp bleaching Download PDFInfo
- Publication number
- CA2569467A1 CA2569467A1 CA002569467A CA2569467A CA2569467A1 CA 2569467 A1 CA2569467 A1 CA 2569467A1 CA 002569467 A CA002569467 A CA 002569467A CA 2569467 A CA2569467 A CA 2569467A CA 2569467 A1 CA2569467 A1 CA 2569467A1
- Authority
- CA
- Canada
- Prior art keywords
- anhydride
- carboxylic acid
- process according
- range
- acid anhydride
- 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.)
- Abandoned
Links
- 239000012190 activator Substances 0.000 title description 15
- 238000004076 pulp bleaching Methods 0.000 title description 5
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 50
- 238000000034 method Methods 0.000 claims abstract description 44
- -1 carboxylic acid anhydride compound Chemical class 0.000 claims abstract description 32
- 238000004061 bleaching Methods 0.000 claims abstract description 31
- SCKXCAADGDQQCS-UHFFFAOYSA-N Performic acid Chemical compound OOC=O SCKXCAADGDQQCS-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000002156 mixing Methods 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 14
- 239000003513 alkali Substances 0.000 claims abstract description 10
- 239000000725 suspension Substances 0.000 claims abstract description 4
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 claims description 149
- 239000000203 mixture Substances 0.000 claims description 75
- 150000004965 peroxy acids Chemical class 0.000 claims description 36
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 33
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 31
- 150000001244 carboxylic acid anhydrides Chemical class 0.000 claims description 28
- 239000002738 chelating agent Substances 0.000 claims description 14
- ODBPOHVSVJZQRX-UHFFFAOYSA-M sodium;[2-[2-[bis(phosphonomethyl)amino]ethyl-(phosphonomethyl)amino]ethyl-(phosphonomethyl)amino]methyl-hydroxyphosphinate Chemical compound [Na+].OP(=O)(O)CN(CP(O)(O)=O)CCN(CP(O)(=O)O)CCN(CP(O)(O)=O)CP(O)([O-])=O ODBPOHVSVJZQRX-UHFFFAOYSA-M 0.000 claims description 8
- ABLZXFCXXLZCGV-UHFFFAOYSA-N Phosphorous acid Chemical compound OP(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 claims description 6
- 239000013505 freshwater Substances 0.000 claims description 4
- FALRKNHUBBKYCC-UHFFFAOYSA-N 2-(chloromethyl)pyridine-3-carbonitrile Chemical compound ClCC1=NC=CC=C1C#N FALRKNHUBBKYCC-UHFFFAOYSA-N 0.000 claims description 3
- WYVAMUWZEOHJOQ-UHFFFAOYSA-N propionic anhydride Chemical compound CCC(=O)OC(=O)CC WYVAMUWZEOHJOQ-UHFFFAOYSA-N 0.000 claims description 3
- 229940014800 succinic anhydride Drugs 0.000 claims description 3
- NOGFHTGYPKWWRX-UHFFFAOYSA-N 2,2,6,6-tetramethyloxan-4-one Chemical compound CC1(C)CC(=O)CC(C)(C)O1 NOGFHTGYPKWWRX-UHFFFAOYSA-N 0.000 claims description 2
- KKHUSADXXDNRPW-UHFFFAOYSA-N malonic anhydride Chemical compound O=C1CC(=O)O1 KKHUSADXXDNRPW-UHFFFAOYSA-N 0.000 claims description 2
- 238000009472 formulation Methods 0.000 description 49
- KFSLWBXXFJQRDL-UHFFFAOYSA-N Peracetic acid Chemical compound CC(=O)OO KFSLWBXXFJQRDL-UHFFFAOYSA-N 0.000 description 46
- 239000000243 solution Substances 0.000 description 36
- 239000007844 bleaching agent Substances 0.000 description 12
- 150000008064 anhydrides Chemical class 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 8
- 229920001131 Pulp (paper) Polymers 0.000 description 6
- 238000003860 storage Methods 0.000 description 6
- FRPJTGXMTIIFIT-UHFFFAOYSA-N tetraacetylethylenediamine Chemical compound CC(=O)C(N)(C(C)=O)C(N)(C(C)=O)C(C)=O FRPJTGXMTIIFIT-UHFFFAOYSA-N 0.000 description 6
- 241000894007 species Species 0.000 description 5
- 239000000835 fiber Substances 0.000 description 4
- 230000014759 maintenance of location Effects 0.000 description 4
- DZKRDHLYQRTDBU-UPHRSURJSA-N (z)-but-2-enediperoxoic acid Chemical compound OOC(=O)\C=C/C(=O)OO DZKRDHLYQRTDBU-UPHRSURJSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000003518 caustics Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000011122 softwood Substances 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 description 2
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 description 2
- 230000003466 anti-cipated effect Effects 0.000 description 2
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 description 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- 229920002522 Wood fibre Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid group Chemical group C(C1=CC=CC=C1)(=O)O WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000009920 chelation Effects 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000009877 rendering Methods 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
- D21C9/16—Bleaching ; Apparatus therefor with per compounds
- D21C9/166—Bleaching ; Apparatus therefor with per compounds with peracids
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Detergent Compositions (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04253546.8 | 2004-06-14 | ||
EP04253546A EP1607519B1 (de) | 2004-06-14 | 2004-06-14 | Aktivator zum Zellstoffbleichen |
PCT/GB2005/002312 WO2005121443A1 (en) | 2004-06-14 | 2005-06-10 | Activator for pulp bleaching |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2569467A1 true CA2569467A1 (en) | 2005-12-22 |
Family
ID=34930404
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002569467A Abandoned CA2569467A1 (en) | 2004-06-14 | 2005-06-10 | Activator for pulp bleaching |
Country Status (9)
Country | Link |
---|---|
US (1) | US20070246177A1 (de) |
EP (1) | EP1607519B1 (de) |
AT (1) | ATE386837T1 (de) |
CA (1) | CA2569467A1 (de) |
DE (1) | DE602004011911T9 (de) |
ES (1) | ES2300713T3 (de) |
PL (1) | PL1607519T3 (de) |
PT (1) | PT1607519E (de) |
WO (1) | WO2005121443A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8268122B2 (en) * | 2005-12-02 | 2012-09-18 | Akzo Nobel N.V. | Process of producing high-yield pulp |
DE102006028018A1 (de) * | 2006-06-14 | 2007-12-20 | Henkel Kgaa | Aufhell-und/oder Färbemittel mit Estern und/oder Anhydriden |
CN115702272B (zh) * | 2020-06-16 | 2024-08-16 | 凯米拉公司 | 用于在漂白期间控制树脂的方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2377038A (en) * | 1941-09-15 | 1945-05-29 | Du Pont | Manufacture of peracids |
US3227655A (en) * | 1957-11-25 | 1966-01-04 | Fmc Corp | Process for preparation of a bleaching agent |
US4294575A (en) * | 1979-01-02 | 1981-10-13 | Monsanto Company | Peroxide stabilization |
FR2457339A1 (fr) * | 1979-05-25 | 1980-12-19 | Interox | Procede pour la delignification et le blanchiment de pates cellulosiques chimiques et semi-chimiques |
JPH04108192A (ja) * | 1990-04-25 | 1992-04-09 | Hoechst Japan Ltd | パルプの漂白法 |
ATE146833T1 (de) | 1992-11-27 | 1997-01-15 | Eka Chemicals Ab | Verfahren zur deligrifizierung von lignocellulosehaltigem zellstoff |
AU671337B2 (en) | 1992-11-27 | 1996-08-22 | Eka Nobel Ab | Process for bleaching of lignocellulose-containing pulp |
GB2304126A (en) * | 1995-08-10 | 1997-03-12 | Warwick Int Group | Pulp treatment process |
-
2004
- 2004-06-14 DE DE602004011911T patent/DE602004011911T9/de active Active
- 2004-06-14 EP EP04253546A patent/EP1607519B1/de not_active Expired - Lifetime
- 2004-06-14 ES ES04253546T patent/ES2300713T3/es not_active Expired - Lifetime
- 2004-06-14 AT AT04253546T patent/ATE386837T1/de active
- 2004-06-14 PT PT04253546T patent/PT1607519E/pt unknown
- 2004-06-14 PL PL04253546T patent/PL1607519T3/pl unknown
-
2005
- 2005-06-10 CA CA002569467A patent/CA2569467A1/en not_active Abandoned
- 2005-06-10 WO PCT/GB2005/002312 patent/WO2005121443A1/en active Application Filing
- 2005-06-10 US US11/570,140 patent/US20070246177A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
ATE386837T1 (de) | 2008-03-15 |
EP1607519B1 (de) | 2008-02-20 |
PL1607519T3 (pl) | 2008-07-31 |
WO2005121443A1 (en) | 2005-12-22 |
PT1607519E (pt) | 2008-04-16 |
ES2300713T3 (es) | 2008-06-16 |
EP1607519A1 (de) | 2005-12-21 |
DE602004011911D1 (de) | 2008-04-03 |
DE602004011911T9 (de) | 2009-01-02 |
DE602004011911T2 (de) | 2008-08-28 |
US20070246177A1 (en) | 2007-10-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
FZDE | Discontinued |
Effective date: 20130611 |