PT810321E - Processo de cargas descontinuas para a preparacao de pasta kraft aperfeicoada - Google Patents
Processo de cargas descontinuas para a preparacao de pasta kraft aperfeicoada Download PDFInfo
- Publication number
- PT810321E PT810321E PT97660041T PT97660041T PT810321E PT 810321 E PT810321 E PT 810321E PT 97660041 T PT97660041 T PT 97660041T PT 97660041 T PT97660041 T PT 97660041T PT 810321 E PT810321 E PT 810321E
- Authority
- PT
- Portugal
- Prior art keywords
- liquor
- cooking
- bleach
- impregnation
- cooking liquor
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 55
- 230000008569 process Effects 0.000 title claims description 48
- 238000002360 preparation method Methods 0.000 title claims description 9
- 238000010411 cooking Methods 0.000 claims abstract description 111
- 239000002655 kraft paper Substances 0.000 claims abstract description 40
- 238000005470 impregnation Methods 0.000 claims abstract description 39
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims abstract description 17
- 239000012452 mother liquor Substances 0.000 claims abstract description 16
- 238000002425 crystallisation Methods 0.000 claims abstract description 13
- 230000008025 crystallization Effects 0.000 claims abstract description 13
- 239000007844 bleaching agent Substances 0.000 claims description 46
- 239000002023 wood Substances 0.000 claims description 37
- 239000003518 caustics Substances 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 10
- 229920005610 lignin Polymers 0.000 claims description 7
- 238000011049 filling Methods 0.000 claims description 6
- 239000000706 filtrate Substances 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 238000001035 drying Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 19
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 238000010923 batch production Methods 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 123
- 235000011121 sodium hydroxide Nutrition 0.000 description 42
- 238000006073 displacement reaction Methods 0.000 description 22
- 238000004061 bleaching Methods 0.000 description 18
- 239000000460 chlorine Substances 0.000 description 15
- 238000004537 pulping Methods 0.000 description 10
- 101100457461 Caenorhabditis elegans mnm-2 gene Proteins 0.000 description 9
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 8
- 229910052801 chlorine Inorganic materials 0.000 description 8
- 239000011734 sodium Substances 0.000 description 8
- 230000008901 benefit Effects 0.000 description 7
- 238000004821 distillation Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 238000011068 loading method Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000002474 experimental method Methods 0.000 description 6
- 101100016516 Caenorhabditis elegans hbl-1 gene Proteins 0.000 description 5
- XFAZZQREFHAALG-UHFFFAOYSA-N N-{1-amino-6-[(5-nitro-2-furoyl)amino]-1-oxohexan-2-yl}-23-(indol-3-yl)-20-oxo-4,7,10,13,16-pentaoxa-19-azatricosan-1-amide Chemical compound C=1NC2=CC=CC=C2C=1CCCC(=O)NCCOCCOCCOCCOCCOCCC(=O)NC(C(=O)N)CCCCNC(=O)C1=CC=C([N+]([O-])=O)O1 XFAZZQREFHAALG-UHFFFAOYSA-N 0.000 description 5
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 238000011161 development Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- RWSOTUBLDIXVET-UHFFFAOYSA-M hydrosulfide Chemical compound [SH-] RWSOTUBLDIXVET-UHFFFAOYSA-M 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- 102000016550 Complement Factor H Human genes 0.000 description 4
- 108010053085 Complement Factor H Proteins 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 3
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 3
- 235000011613 Pinus brutia Nutrition 0.000 description 3
- 241000018646 Pinus brutia Species 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000007792 addition Methods 0.000 description 3
- 238000009993 causticizing Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 241000840267 Moma Species 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- -1 hydrosulfide ions Chemical class 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000123 paper Substances 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 229920000862 Arboform Polymers 0.000 description 1
- 239000004155 Chlorine dioxide Substances 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 102100030386 Granzyme A Human genes 0.000 description 1
- 101001009599 Homo sapiens Granzyme A Proteins 0.000 description 1
- RAPOYLAEZCJMHG-UHFFFAOYSA-N N(2)-{3-[2-(2-{[(1-{3-[2-(2-{[4-(indol-3-yl)butanoyl]amino}ethoxy)ethoxy]propanoyl}piperidin-4-yl)carbonyl]amino}ethoxy)ethoxy]propanoyl}-N(6)-(5-nitro-2-furoyl)lysinamide Chemical compound C1CN(C(=O)CCOCCOCCNC(=O)CCCC=2C3=CC=CC=C3NC=2)CCC1C(=O)NCCOCCOCCC(=O)NC(C(=O)N)CCCCNC(=O)C1=CC=C([N+]([O-])=O)O1 RAPOYLAEZCJMHG-UHFFFAOYSA-N 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 239000013626 chemical specie Substances 0.000 description 1
- 235000019398 chlorine dioxide Nutrition 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- GRWZHXKQBITJKP-UHFFFAOYSA-L dithionite(2-) Chemical compound [O-]S(=O)S([O-])=O GRWZHXKQBITJKP-UHFFFAOYSA-L 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- CSNNHWWHGAXBCP-UHFFFAOYSA-L magnesium sulphate Substances [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004076 pulp bleaching Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- HYHCSLBZRBJJCH-UHFFFAOYSA-M sodium hydrosulfide Chemical compound [Na+].[SH-] HYHCSLBZRBJJCH-UHFFFAOYSA-M 0.000 description 1
- 235000021023 sodium intake Nutrition 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
- 239000011122 softwood Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000011534 wash buffer 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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
-
- 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Secondary Cells (AREA)
- Reinforced Plastic Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI962260A FI105929B (fi) | 1996-05-30 | 1996-05-30 | Parannettu erämenetelmä sulfaattiselluloosan valmistamiseksi |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PT810321E true PT810321E (pt) | 2001-10-31 |
Family
ID=8546116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT97660041T PT810321E (pt) | 1996-05-30 | 1997-04-16 | Processo de cargas descontinuas para a preparacao de pasta kraft aperfeicoada |
Country Status (16)
| Country | Link |
|---|---|
| EP (1) | EP0810321B1 (fr) |
| JP (1) | JPH1053989A (fr) |
| CN (1) | CN1109160C (fr) |
| AT (1) | ATE202167T1 (fr) |
| AU (1) | AU721440B2 (fr) |
| BR (1) | BR9703156A (fr) |
| CA (1) | CA2203096C (fr) |
| DE (1) | DE69705160T2 (fr) |
| ES (1) | ES2159385T3 (fr) |
| FI (1) | FI105929B (fr) |
| ID (1) | ID18445A (fr) |
| NO (1) | NO972456L (fr) |
| NZ (1) | NZ314898A (fr) |
| PT (1) | PT810321E (fr) |
| RU (1) | RU2128259C1 (fr) |
| ZA (1) | ZA973887B (fr) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6103057A (en) * | 1997-06-11 | 2000-08-15 | Fagerlund; Bertil K. | Kraft digesting process wherein a vapor interface is formed by withdrawing hot cooking liquor |
| FI120361B (fi) * | 2003-12-31 | 2009-09-30 | Gl & V Finance Hungary Kft | Eräkeittomenetelmä kraftmassan valmistamiseksi |
| US7867360B2 (en) * | 2004-07-13 | 2011-01-11 | Fpinnovations | Generation of active polysulphide with manganese and bismuth catalysts |
| CA2651483C (fr) * | 2006-05-19 | 2013-06-18 | Raymond Francis | Procedes de pretraitement au carbonate et de reduction en pate de matiere cellulosique |
| SE0702874L (sv) * | 2007-12-20 | 2009-06-09 | Metso Fiber Karlstad Ab | Förfarande vid tillverkning av sulfatmassa där hemicellulosor återförs |
| RU2535804C2 (ru) * | 2010-05-04 | 2014-12-20 | Байа Спешалти Сельюлоз Са | Способ и система производства растворимой целлюлозной массы с высоким содержанием альфа-целлюлозы |
| RU2523973C1 (ru) * | 2010-05-04 | 2014-07-27 | Байа Спешалти Сельюлоз Са | Способ переработки целлюлозной массы холоднощелочной экстракцией с повторным использованием щелочного фильтрата и система для его осуществления |
| KR20110123184A (ko) | 2010-05-06 | 2011-11-14 | 바히아 스페셜티 셀룰로스 에스에이 | 높은 알파 용해 펄프 제조를 위한 방법 및 시스템 |
| AU2010202496B2 (en) * | 2010-05-04 | 2015-04-16 | Bahia Specialty Cellulose Sa | Method and system for high alpha dissolving pulp production |
| EP2592186A1 (fr) * | 2011-11-08 | 2013-05-15 | Södra Cell AB | Procédé de réduction en pâte kraft |
| CN104452389B (zh) * | 2014-11-04 | 2017-02-15 | 中国轻工业南宁设计工程有限公司 | 一种节能的制浆蒸煮顺序联锁控制系统 |
| CN104988781B (zh) * | 2015-08-11 | 2017-01-18 | 湛江晨鸣浆纸有限公司 | 一种木片制浆工艺 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3811995A (en) * | 1972-09-05 | 1974-05-21 | Westvaco Corp | Method of high yield semichemical pulp production |
| JPS55103386A (en) * | 1979-01-29 | 1980-08-07 | Sanyo Kokusaku Pulp Co | Two stage sulphate digesting method |
| JPS6059189A (ja) * | 1983-08-24 | 1985-04-05 | ベロイト コ−ポレ−ション | 多段式木材チツプ蒸解法 |
| SU1645323A1 (ru) * | 1989-04-05 | 1991-04-30 | Всесоюзное научно-производственное объединение целлюлозно-бумажной промышленности | Способ получени целлюлозы |
| FI92224C (fi) * | 1991-06-28 | 1994-10-10 | Sunds Defibrator Rauma Oy | Eräprosessi kraftmassan valmistamiseksi |
| GB9117936D0 (en) * | 1991-08-20 | 1991-10-09 | Canada Inc | Production of sodium hydroxide |
| SE500748C2 (sv) * | 1992-10-12 | 1994-08-22 | Bertil Pettersson | Förfarande vid kemikalieåtervinning i en sulfatmassafabrik för framställning av dels en vitlut med hög sulfiditet och dels en sulfidfattig vitlut |
| FI95608B (fi) * | 1994-06-17 | 1995-11-15 | Ahlstroem Oy | Menetelmä keittolipeiden valmistamiseksi viherlipeää kiteyttämällä |
| US5674359A (en) * | 1995-02-08 | 1997-10-07 | Ahlstrom Machinery Inc. | Continuous cooking of cellulosic fibrous material with cold alkali impregnation |
-
1996
- 1996-05-30 FI FI962260A patent/FI105929B/fi not_active IP Right Cessation
-
1997
- 1997-04-16 EP EP97660041A patent/EP0810321B1/fr not_active Expired - Lifetime
- 1997-04-16 ES ES97660041T patent/ES2159385T3/es not_active Expired - Lifetime
- 1997-04-16 AT AT97660041T patent/ATE202167T1/de active
- 1997-04-16 DE DE69705160T patent/DE69705160T2/de not_active Expired - Fee Related
- 1997-04-16 PT PT97660041T patent/PT810321E/pt unknown
- 1997-04-18 CA CA002203096A patent/CA2203096C/fr not_active Expired - Lifetime
- 1997-05-06 ZA ZA9703887A patent/ZA973887B/xx unknown
- 1997-05-09 AU AU20162/97A patent/AU721440B2/en not_active Ceased
- 1997-05-14 BR BR9703156A patent/BR9703156A/pt not_active IP Right Cessation
- 1997-05-21 ID IDP971703A patent/ID18445A/id unknown
- 1997-05-26 NZ NZ314898A patent/NZ314898A/en unknown
- 1997-05-29 RU RU97108781A patent/RU2128259C1/ru not_active IP Right Cessation
- 1997-05-29 NO NO972456A patent/NO972456L/no not_active Application Discontinuation
- 1997-05-29 CN CN97113050A patent/CN1109160C/zh not_active Expired - Fee Related
- 1997-05-30 JP JP9158156A patent/JPH1053989A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ZA973887B (en) | 1998-02-25 |
| FI962260A0 (fi) | 1996-05-30 |
| AU721440B2 (en) | 2000-07-06 |
| JPH1053989A (ja) | 1998-02-24 |
| CA2203096C (fr) | 2005-06-28 |
| ES2159385T3 (es) | 2001-10-01 |
| DE69705160T2 (de) | 2002-05-16 |
| RU2128259C1 (ru) | 1999-03-27 |
| NO972456D0 (no) | 1997-05-29 |
| CN1170795A (zh) | 1998-01-21 |
| EP0810321B1 (fr) | 2001-06-13 |
| NZ314898A (en) | 1998-06-26 |
| CN1109160C (zh) | 2003-05-21 |
| DE69705160D1 (de) | 2001-07-19 |
| BR9703156A (pt) | 1998-10-27 |
| CA2203096A1 (fr) | 1997-11-30 |
| AU2016297A (en) | 1997-12-04 |
| EP0810321A1 (fr) | 1997-12-03 |
| FI105929B (fi) | 2000-10-31 |
| ATE202167T1 (de) | 2001-06-15 |
| FI962260L (fi) | 1997-12-01 |
| NO972456L (no) | 1997-12-01 |
| ID18445A (id) | 1998-04-09 |
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