CS231164B2 - Method of bleaching of cellulose fibre material - Google Patents
Method of bleaching of cellulose fibre material Download PDFInfo
- Publication number
- CS231164B2 CS231164B2 CS792099A CS209979A CS231164B2 CS 231164 B2 CS231164 B2 CS 231164B2 CS 792099 A CS792099 A CS 792099A CS 209979 A CS209979 A CS 209979A CS 231164 B2 CS231164 B2 CS 231164B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- chlorine
- bleaching
- total
- chlorine dioxide
- pulp
- Prior art date
Links
- 238000004061 bleaching Methods 0.000 title claims abstract description 149
- 238000000034 method Methods 0.000 title claims abstract description 81
- 239000000463 material Substances 0.000 title claims description 4
- 229920003043 Cellulose fiber Polymers 0.000 title 1
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 claims abstract description 217
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims abstract description 185
- 239000000460 chlorine Substances 0.000 claims abstract description 185
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 184
- 239000004155 Chlorine dioxide Substances 0.000 claims abstract description 109
- 235000019398 chlorine dioxide Nutrition 0.000 claims abstract description 109
- 239000007864 aqueous solution Substances 0.000 claims abstract description 44
- 239000011368 organic material Substances 0.000 claims abstract description 21
- 239000000203 mixture Substances 0.000 claims abstract description 16
- 239000000725 suspension Substances 0.000 claims abstract description 9
- 239000000243 solution Substances 0.000 claims description 42
- 239000007844 bleaching agent Substances 0.000 claims description 33
- 229910052799 carbon Inorganic materials 0.000 claims description 25
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 24
- 239000000126 substance Substances 0.000 claims description 15
- 239000007900 aqueous suspension Substances 0.000 claims description 7
- 230000000977 initiatory effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 10
- 230000002411 adverse Effects 0.000 abstract description 4
- 239000008346 aqueous phase Substances 0.000 abstract description 3
- 238000004537 pulping Methods 0.000 abstract description 2
- 238000007792 addition Methods 0.000 description 30
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 27
- 238000002474 experimental method Methods 0.000 description 16
- 238000000605 extraction Methods 0.000 description 15
- 239000003518 caustics Substances 0.000 description 11
- 238000005406 washing Methods 0.000 description 11
- 239000003153 chemical reaction reagent Substances 0.000 description 8
- 229920001131 Pulp (paper) Polymers 0.000 description 6
- 239000013043 chemical agent Substances 0.000 description 6
- 239000002657 fibrous material Substances 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 238000011282 treatment Methods 0.000 description 5
- 230000002195 synergetic effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000002655 kraft paper Substances 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 238000004076 pulp bleaching Methods 0.000 description 2
- 239000011122 softwood Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- WBLXMRIMSGHSAC-UHFFFAOYSA-N [Cl].[Cl] Chemical compound [Cl].[Cl] WBLXMRIMSGHSAC-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 229910001902 chlorine oxide Inorganic materials 0.000 description 1
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000013503 de-identification Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hcl hcl Chemical compound Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052979 sodium sulfide Inorganic materials 0.000 description 1
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 210000000051 wattle Anatomy 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
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/20—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen
- D06L4/22—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents
- D06L4/24—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents using chlorites or chlorine dioxide
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Textile Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1243378 | 1978-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS231164B2 true CS231164B2 (en) | 1984-10-15 |
Family
ID=10004518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS792099A CS231164B2 (en) | 1978-03-30 | 1979-03-29 | Method of bleaching of cellulose fibre material |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS54134104A (de) |
| AR (1) | AR220185A1 (de) |
| AT (1) | AT376249B (de) |
| AU (1) | AU535076B2 (de) |
| CA (1) | CA1111607A (de) |
| CS (1) | CS231164B2 (de) |
| DE (1) | DE2911334A1 (de) |
| ES (1) | ES479062A1 (de) |
| FI (1) | FI791065A7 (de) |
| FR (1) | FR2421242A1 (de) |
| NZ (1) | NZ189914A (de) |
| PL (1) | PL116704B1 (de) |
| PT (1) | PT69361B (de) |
| SE (1) | SE7902741L (de) |
| ZA (1) | ZA791174B (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4325783A (en) | 1978-03-30 | 1982-04-20 | Erco Industries Limited | Bleaching procedure using chlorine dioxide and chlorine solutions |
| US4409066A (en) * | 1978-03-30 | 1983-10-11 | Erco Industries Limited | Bleaching procedure using chlorine dioxide and chlorine solutions |
| CA1120660A (en) * | 1979-04-16 | 1982-03-30 | Douglas W. Reeve | Bleaching sequence |
| US4406736A (en) * | 1979-11-29 | 1983-09-27 | Erco Industries Limited | Method of bleaching pulp with an aqueous solution of chlorine dioxide and chlorine followed by a chlorine solution |
| US4421598A (en) * | 1981-08-17 | 1983-12-20 | Erco Industries Limited | Bleaching procedure using chlorine dioxide and chlorine solutions |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE28884E (en) * | 1965-06-28 | 1976-06-29 | Hooker Chemicals & Plastics Corporation | Woodpulp bleaching process |
| CA926056A (en) * | 1966-01-10 | 1973-05-15 | C. Logan Kenneth | Process of bleaching woodpulp |
-
1979
- 1979-03-13 ZA ZA791174A patent/ZA791174B/xx unknown
- 1979-03-15 NZ NZ189914A patent/NZ189914A/xx unknown
- 1979-03-16 PT PT69361A patent/PT69361B/pt unknown
- 1979-03-19 AR AR275865A patent/AR220185A1/es active
- 1979-03-21 CA CA323,926A patent/CA1111607A/en not_active Expired
- 1979-03-22 DE DE19792911334 patent/DE2911334A1/de not_active Withdrawn
- 1979-03-27 SE SE7902741A patent/SE7902741L/ unknown
- 1979-03-29 FR FR7907973A patent/FR2421242A1/fr active Granted
- 1979-03-29 CS CS792099A patent/CS231164B2/cs unknown
- 1979-03-29 AU AU45574/79A patent/AU535076B2/en not_active Ceased
- 1979-03-29 ES ES479062A patent/ES479062A1/es not_active Expired
- 1979-03-30 FI FI791065A patent/FI791065A7/fi not_active Application Discontinuation
- 1979-03-30 JP JP3718279A patent/JPS54134104A/ja active Pending
- 1979-03-30 PL PL1979214517A patent/PL116704B1/pl unknown
- 1979-03-30 AT AT0239479A patent/AT376249B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2911334A1 (de) | 1979-10-18 |
| AU4557479A (en) | 1979-10-04 |
| ZA791174B (en) | 1980-10-29 |
| PT69361A (en) | 1979-04-01 |
| NZ189914A (en) | 1981-07-13 |
| CA1111607A (en) | 1981-11-03 |
| JPS54134104A (en) | 1979-10-18 |
| FI791065A7 (fi) | 1981-01-01 |
| FR2421242B1 (de) | 1985-04-26 |
| ATA239479A (de) | 1984-03-15 |
| AR220185A1 (es) | 1980-10-15 |
| AT376249B (de) | 1984-10-25 |
| FR2421242A1 (fr) | 1979-10-26 |
| PL214517A1 (de) | 1979-12-03 |
| SE7902741L (sv) | 1979-10-01 |
| PT69361B (en) | 1986-11-13 |
| AU535076B2 (en) | 1984-03-01 |
| ES479062A1 (es) | 1979-07-01 |
| PL116704B1 (en) | 1981-06-30 |
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