AT404740B - Verfahren zum chlorfreien bleichen von zellstoffen - Google Patents
Verfahren zum chlorfreien bleichen von zellstoffen Download PDFInfo
- Publication number
- AT404740B AT404740B AT0249489A AT249489A AT404740B AT 404740 B AT404740 B AT 404740B AT 0249489 A AT0249489 A AT 0249489A AT 249489 A AT249489 A AT 249489A AT 404740 B AT404740 B AT 404740B
- Authority
- AT
- Austria
- Prior art keywords
- ozone
- pulp
- bleaching
- containing gas
- mass
- Prior art date
Links
- 238000004061 bleaching Methods 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 37
- 230000008569 process Effects 0.000 title claims abstract description 23
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 91
- 239000000725 suspension Substances 0.000 claims abstract description 25
- 238000002156 mixing Methods 0.000 claims abstract description 19
- 238000003756 stirring Methods 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims description 33
- 229920002678 cellulose Polymers 0.000 claims description 20
- 239000001913 cellulose Substances 0.000 claims description 20
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 16
- 239000001301 oxygen Substances 0.000 claims description 16
- 229910052760 oxygen Inorganic materials 0.000 claims description 16
- 150000002978 peroxides Chemical class 0.000 claims description 15
- 238000011282 treatment Methods 0.000 claims description 13
- 239000002351 wastewater Substances 0.000 claims description 12
- 238000000605 extraction Methods 0.000 claims description 10
- 239000000706 filtrate Substances 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 4
- 239000012209 synthetic fiber Substances 0.000 claims description 4
- 229920002994 synthetic fiber Polymers 0.000 claims description 4
- 229920001131 Pulp (paper) Polymers 0.000 claims description 3
- 239000011121 hardwood Substances 0.000 claims description 3
- 239000011122 softwood Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 239000000463 material Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 6
- 239000000123 paper Substances 0.000 description 5
- 230000035484 reaction time Effects 0.000 description 5
- 239000007844 bleaching agent Substances 0.000 description 4
- 241000294754 Macroptilium atropurpureum Species 0.000 description 3
- 241000218657 Picea Species 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 240000000731 Fagus sylvatica Species 0.000 description 1
- 235000010099 Fagus sylvatica Nutrition 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000002655 kraft paper Substances 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000005406 washing 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Priority Applications (32)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0249489A AT404740B (de) | 1989-10-30 | 1989-10-30 | Verfahren zum chlorfreien bleichen von zellstoffen |
| CS904662A CZ283692B6 (cs) | 1989-10-30 | 1990-09-25 | Způsob bělení buničiny bez použití chlóru |
| AU64552/90A AU636173B2 (en) | 1989-10-30 | 1990-10-15 | Method for the chlorine-free bleaching of pulps |
| KR1019900016532A KR100194405B1 (ko) | 1989-10-30 | 1990-10-17 | 목재펄프의 무염소 표백방법 |
| PH41432A PH30483A (en) | 1989-10-30 | 1990-10-23 | Method for chlorine-free bleaching of pulps |
| RO146180A RO107715B1 (ro) | 1989-10-30 | 1990-10-23 | Procedeu pentru inalbirea fara clor a celulozelor |
| AR90318208A AR243946A1 (es) | 1989-10-30 | 1990-10-26 | Procedimiento para blanquear pulpas, sin usar cloro. |
| TR90/1031A TR24891A (tr) | 1989-10-30 | 1990-10-26 | SELüLOZLARIN KLORSUZ OLARAK AGARTILMASINA MAHSUS USUL. |
| UA4831464A UA27098A1 (uk) | 1989-10-30 | 1990-10-29 | Багатоступіhчатий спосіб вибілюваhhя целюлози |
| SI9012041A SI9012041B (sl) | 1989-10-30 | 1990-10-29 | Postopek za beljenje celuloze brez uporabe klora |
| YU204190A YU47233B (sh) | 1989-10-30 | 1990-10-29 | Postupak za beljenje celuloze bez upotrebe hlora |
| CA002028788A CA2028788C (en) | 1989-10-30 | 1990-10-29 | Process for the chlorine-free bleaching of cellulosic materials |
| SU904831464A RU2044809C1 (ru) | 1989-10-30 | 1990-10-29 | Многоступенчатый способ отбелки целлюлозы |
| PL90287560A PL164587B1 (pl) | 1989-10-30 | 1990-10-29 | Sposób bezchlorowego bielenia mas celulozowych PL PL PL |
| BR9005476-8A BR9005476A (pt) | 1989-10-30 | 1990-10-29 | Processo para alvejamento,isento de cloro,de polpas |
| FI905327A FI102194B (fi) | 1989-10-30 | 1990-10-29 | Menetelmä massan valkaisemiseksi ilman klooria |
| NO904673A NO176975B (no) | 1989-10-30 | 1990-10-29 | Fremgangsmåte ved klorfri bleking av masse |
| BG093110A BG51052A3 (bg) | 1989-10-30 | 1990-10-29 | Метод за безхлорно избелване на целулоза |
| PT95718A PT95718B (pt) | 1989-10-30 | 1990-10-29 | Processo para o branqueamento isento de cloro de pastas de celulose |
| HU906923A HU205175B (en) | 1989-10-30 | 1990-10-29 | Method for chlorie-free bleaching celluloses |
| DK90890291.9T DK0426652T3 (da) | 1989-10-30 | 1990-10-30 | Fremgangsmåde til blegning af cellulose uden brug af klor |
| EP90890291A EP0426652B2 (de) | 1989-10-30 | 1990-10-30 | Verfahren zum chlorfreien Bleichen von Zellstoffen |
| DE59005677T DE59005677D1 (de) | 1989-10-30 | 1990-10-30 | Verfahren zum chlorfreien Bleichen von Zellstoffen. |
| ZA908684A ZA908684B (en) | 1989-10-30 | 1990-10-30 | Method for the chlorine-free bleaching of pulps |
| ES90890291T ES2023623T3 (es) | 1989-10-30 | 1990-10-30 | Procedimiento para blanquear materiales celulosicos sin cloro. |
| AT9090890291T ATE105599T1 (de) | 1989-10-30 | 1990-10-30 | Verfahren zum chlorfreien bleichen von zellstoffen. |
| JP2290960A JP2995422B2 (ja) | 1989-10-30 | 1990-10-30 | パルプの無塩素漂白方法 |
| GR91300078T GR910300078T1 (en) | 1989-10-30 | 1991-12-10 | Process for the chlorine-free bleaching of pulp |
| US07/859,236 US5346588A (en) | 1989-10-30 | 1992-03-26 | Process for the chlorine-free bleaching of cellulosic materials with ozone |
| LVP-93-20A LV10513B (en) | 1989-10-30 | 1993-01-12 | Cellulose bleaching method not using the chlor |
| HRP-2041/90A HRP930459B1 (en) | 1989-10-30 | 1993-03-23 | Process for the chlorine-free bleaching of pulp |
| LTIP754A LT3393B (en) | 1989-10-30 | 1993-07-02 | Process for bleaching of cellulose excluding the use of chlorine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0249489A AT404740B (de) | 1989-10-30 | 1989-10-30 | Verfahren zum chlorfreien bleichen von zellstoffen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA249489A ATA249489A (de) | 1992-01-15 |
| AT404740B true AT404740B (de) | 1999-02-25 |
Family
ID=3535300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT0249489A AT404740B (de) | 1989-10-30 | 1989-10-30 | Verfahren zum chlorfreien bleichen von zellstoffen |
Country Status (7)
| Country | Link |
|---|---|
| KR (1) | KR100194405B1 (cs) |
| AT (1) | AT404740B (cs) |
| CZ (1) | CZ283692B6 (cs) |
| LT (1) | LT3393B (cs) |
| PL (1) | PL164587B1 (cs) |
| RU (1) | RU2044809C1 (cs) |
| ZA (1) | ZA908684B (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003048663A3 (de) * | 2001-11-30 | 2003-08-14 | Wedeco Umwelttechnologie Gmbh | Verfahren und vorrichtung zum verdichten von ozonhaltigem gas für eine ozon-zellstoffbleiche |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ZA955290B (en) * | 1994-07-11 | 1996-12-27 | Ingersoll Rand Co | Peroxide bleaching process for cellulosic and lignocellulosic material |
| RU2290469C1 (ru) * | 2005-06-24 | 2006-12-27 | Открытое акционерное общество "Центральный научно-исследовательский институт бумаги" (ОАО "ЦНИИБ") | Способ многоступенчатой отбелки сульфитной целлюлозы |
| US8753477B2 (en) * | 2010-03-23 | 2014-06-17 | International Paper Company | BCTMP filtrate recycling system and method |
| AU2014213691B2 (en) * | 2013-02-08 | 2017-03-16 | Gp Cellulose Gmbh | Softwood kraft fiber having an improved a-cellulose content and its use in the production of chemical cellulose products |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4080249A (en) * | 1976-06-02 | 1978-03-21 | International Paper Company | Delignification and bleaching of a lignocellulosic pulp slurry with ozone |
| US4119486A (en) * | 1975-08-14 | 1978-10-10 | Westvaco Corporation | Process for bleaching wood pulp with ozone in the presence of a cationic surfactant |
| 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 |
| DE3118384C1 (de) * | 1981-05-09 | 1982-11-11 | Mannesmann AG, 4000 Düsseldorf | Verfahren zum Bleichen von chemisch hergestelltem Zellstoff mit Ozon |
| US4372812A (en) * | 1978-04-07 | 1983-02-08 | International Paper Company | Chlorine free process for bleaching lignocellulosic pulp |
| AT380496B (de) * | 1984-06-27 | 1986-05-26 | Steyrermuehl Papier | Verfahren und reaktor zur delignifizierung von zellstoff mit sauerstoff |
| 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 |
| AT384837B (de) * | 1985-06-27 | 1988-01-11 | Steyrermuehl Papier | Verfahren und anordnung zur delignifizierung von zellstoff mit sauerstoff |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE406430C (de) | 1923-02-10 | 1924-11-21 | Manfred Gottfried Semper Dr In | Raffinierverfahren fuer Edelmetalle und deren Legierungen |
| US3775359A (en) | 1967-08-04 | 1973-11-27 | Diamond Shamrock Corp | Rigid polyvinyl chloride resin powder composition for extrusion processes |
| US3635834A (en) | 1969-12-22 | 1972-01-18 | Squibb & Sons Inc | Process for preparing semisolid emulsions |
| JPH0768675B2 (ja) | 1986-10-13 | 1995-07-26 | 新王子製紙株式会社 | セルロ−スパルプの酸素による脱リグニン、漂白方法 |
-
1989
- 1989-10-30 AT AT0249489A patent/AT404740B/de not_active IP Right Cessation
-
1990
- 1990-09-25 CZ CS904662A patent/CZ283692B6/cs not_active IP Right Cessation
- 1990-10-17 KR KR1019900016532A patent/KR100194405B1/ko not_active Expired - Fee Related
- 1990-10-29 RU SU904831464A patent/RU2044809C1/ru active
- 1990-10-29 PL PL90287560A patent/PL164587B1/pl unknown
- 1990-10-30 ZA ZA908684A patent/ZA908684B/xx unknown
-
1993
- 1993-07-02 LT LTIP754A patent/LT3393B/lt not_active IP Right Cessation
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4119486A (en) * | 1975-08-14 | 1978-10-10 | Westvaco Corporation | Process for bleaching wood pulp with ozone in the presence of a cationic surfactant |
| US4080249A (en) * | 1976-06-02 | 1978-03-21 | International Paper Company | Delignification and bleaching of a lignocellulosic pulp slurry with ozone |
| US4216054A (en) * | 1977-09-26 | 1980-08-05 | Weyerhaeuser Company | Low-consistency ozone delignification |
| US4372812A (en) * | 1978-04-07 | 1983-02-08 | International Paper Company | Chlorine free process for bleaching lignocellulosic pulp |
| US4283251A (en) * | 1980-01-24 | 1981-08-11 | Scott Paper Company | Ozone effluent bleaching |
| DE3118384C1 (de) * | 1981-05-09 | 1982-11-11 | Mannesmann AG, 4000 Düsseldorf | Verfahren zum Bleichen von chemisch hergestelltem Zellstoff mit Ozon |
| 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 |
| AT380496B (de) * | 1984-06-27 | 1986-05-26 | Steyrermuehl Papier | Verfahren und reaktor zur delignifizierung von zellstoff mit sauerstoff |
| AT384837B (de) * | 1985-06-27 | 1988-01-11 | Steyrermuehl Papier | Verfahren und anordnung zur delignifizierung von zellstoff mit sauerstoff |
Non-Patent Citations (1)
| Title |
|---|
| PROSPEKT KAMYR MC-MISCHER * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003048663A3 (de) * | 2001-11-30 | 2003-08-14 | Wedeco Umwelttechnologie Gmbh | Verfahren und vorrichtung zum verdichten von ozonhaltigem gas für eine ozon-zellstoffbleiche |
Also Published As
| Publication number | Publication date |
|---|---|
| KR910008225A (ko) | 1991-05-30 |
| LTIP754A (en) | 1995-01-31 |
| ATA249489A (de) | 1992-01-15 |
| PL164587B1 (pl) | 1994-08-31 |
| RU2044809C1 (ru) | 1995-09-27 |
| KR100194405B1 (ko) | 1999-06-15 |
| CZ283692B6 (cs) | 1998-06-17 |
| LT3393B (en) | 1995-08-25 |
| ZA908684B (en) | 1991-08-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EIH | Change in the person of patent owner | ||
| EFA | Change in the company name | ||
| ELA | Expired due to lapse of time |