CA1149111A - Process for delignifying and/or bleaching cellulose pulp - Google Patents
Process for delignifying and/or bleaching cellulose pulpInfo
- Publication number
- CA1149111A CA1149111A CA000390873A CA390873A CA1149111A CA 1149111 A CA1149111 A CA 1149111A CA 000390873 A CA000390873 A CA 000390873A CA 390873 A CA390873 A CA 390873A CA 1149111 A CA1149111 A CA 1149111A
- Authority
- CA
- Canada
- Prior art keywords
- chlorine
- pulp
- bleaching
- stage
- cellulose pulp
- 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
Links
- 238000004061 bleaching Methods 0.000 title claims abstract description 86
- 229920002678 cellulose Polymers 0.000 title claims abstract description 54
- 239000001913 cellulose Substances 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims abstract description 32
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims abstract description 134
- 239000000460 chlorine Substances 0.000 claims abstract description 129
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 127
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 claims abstract description 95
- 239000004155 Chlorine dioxide Substances 0.000 claims abstract description 48
- 235000019398 chlorine dioxide Nutrition 0.000 claims abstract description 48
- 239000007900 aqueous suspension Substances 0.000 claims description 2
- 239000000725 suspension Substances 0.000 description 46
- 238000011282 treatment Methods 0.000 description 31
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 24
- 239000003513 alkali Substances 0.000 description 23
- 239000000126 substance Substances 0.000 description 22
- 238000000605 extraction Methods 0.000 description 13
- 239000000243 solution Substances 0.000 description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 238000005660 chlorination reaction Methods 0.000 description 11
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 10
- 238000007792 addition Methods 0.000 description 9
- 229920005610 lignin Polymers 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 150000002500 ions Chemical class 0.000 description 7
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 6
- 238000002156 mixing Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 235000018185 Betula X alpestris Nutrition 0.000 description 4
- 235000018212 Betula X uliginosa Nutrition 0.000 description 4
- 244000228957 Ferula foetida Species 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 241000861718 Chloris <Aves> Species 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 238000004537 pulping Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- YUHVVTLNLCJEOB-UHFFFAOYSA-N [Cl].O=Cl=O Chemical compound [Cl].O=Cl=O YUHVVTLNLCJEOB-UHFFFAOYSA-N 0.000 description 2
- 238000009874 alkali refining Methods 0.000 description 2
- 229910001902 chlorine oxide Inorganic materials 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012978 lignocellulosic material Substances 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- BHMLHEQFWVQAJS-IITOGVPQSA-N (7s,9s)-9-acetyl-9-amino-7-[(2s,4s,5r)-4,5-dihydroxyoxan-2-yl]oxy-6,11-dihydroxy-8,10-dihydro-7h-tetracene-5,12-dione;hydrochloride Chemical compound Cl.O([C@H]1C[C@](CC2=C(O)C=3C(=O)C4=CC=CC=C4C(=O)C=3C(O)=C21)(N)C(=O)C)[C@H]1C[C@H](O)[C@H](O)CO1 BHMLHEQFWVQAJS-IITOGVPQSA-N 0.000 description 1
- 241000609240 Ambelania acida Species 0.000 description 1
- 101100421135 Caenorhabditis elegans sel-5 gene Proteins 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 101150080656 DIO2 gene Proteins 0.000 description 1
- 229920002488 Hemicellulose Polymers 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 241001397173 Kali <angiosperm> Species 0.000 description 1
- 241000283986 Lepus Species 0.000 description 1
- 240000006240 Linum usitatissimum Species 0.000 description 1
- 235000004431 Linum usitatissimum Nutrition 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000010905 bagasse Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- MAYPHUUCLRDEAZ-UHFFFAOYSA-N chlorine peroxide Inorganic materials ClOOCl MAYPHUUCLRDEAZ-UHFFFAOYSA-N 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- -1 hy~ochlorite Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 229920001021 polysulfide Polymers 0.000 description 1
- 239000005077 polysulfide Substances 0.000 description 1
- 150000008117 polysulfides Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002023 wood 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
- D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
- D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8008336A SE442880B (sv) | 1980-11-27 | 1980-11-27 | Forfarande for delignifiering/blekning av cellulosamassa med klordioxid/klor i samma steg |
| SE8008336-3 | 1980-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1149111A true CA1149111A (en) | 1983-07-05 |
Family
ID=20342344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000390873A Expired CA1149111A (en) | 1980-11-27 | 1981-11-25 | Process for delignifying and/or bleaching cellulose pulp |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS57121690A (fi) |
| CA (1) | CA1149111A (fi) |
| FI (1) | FI73019C (fi) |
| NO (1) | NO157223C (fi) |
| SE (1) | SE442880B (fi) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1990014463A1 (en) * | 1989-05-15 | 1990-11-29 | Westvaco Corporation | Method for reducing chlorinated compounds produced during chlorination stage bleaching of pulp |
| WO1992013991A1 (en) * | 1991-02-01 | 1992-08-20 | North Carolina State University | High efficiency chlorine dioxide pulp bleaching process |
-
1980
- 1980-11-27 SE SE8008336A patent/SE442880B/sv not_active IP Right Cessation
-
1981
- 1981-11-23 FI FI813732A patent/FI73019C/fi not_active IP Right Cessation
- 1981-11-25 CA CA000390873A patent/CA1149111A/en not_active Expired
- 1981-11-26 NO NO814024A patent/NO157223C/no unknown
- 1981-11-26 JP JP56190472A patent/JPS57121690A/ja active Granted
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1990014463A1 (en) * | 1989-05-15 | 1990-11-29 | Westvaco Corporation | Method for reducing chlorinated compounds produced during chlorination stage bleaching of pulp |
| FR2650605A1 (fr) * | 1989-05-15 | 1991-02-08 | Westvaco Corp | Procede de reduction des composes chlores produits lors du blanchiment par chloration de la pate a papier |
| US5268075A (en) * | 1989-10-19 | 1993-12-07 | North Carolina State University | High efficiency two-step, high-low pH chlorine dioxide pulp bleaching process |
| WO1992013991A1 (en) * | 1991-02-01 | 1992-08-20 | North Carolina State University | High efficiency chlorine dioxide pulp bleaching process |
| CN1041541C (zh) * | 1991-02-01 | 1999-01-06 | 北卡罗莱纳州立大学 | 二氧化氯纸浆漂白法 |
Also Published As
| Publication number | Publication date |
|---|---|
| NO157223C (no) | 1988-02-10 |
| FI73019B (fi) | 1987-04-30 |
| SE442880B (sv) | 1986-02-03 |
| FI73019C (fi) | 1987-08-10 |
| JPS6262199B2 (fi) | 1987-12-25 |
| JPS57121690A (en) | 1982-07-29 |
| NO814024L (no) | 1982-05-28 |
| NO157223B (no) | 1987-11-02 |
| FI813732L (fi) | 1982-05-28 |
| SE8008336L (sv) | 1982-05-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |