CL2008003043A1 - Metodo para tratar materias primas lignocelulosicas utilizando una o mas etapas de tratamiento en condiciones alcalinas porque los quimicos alcalnos se aplican en la etapa de tratamiento a baja temperatura (t1) antes de una o mas etapas de tratamiento consecutivas a la misma temperatura o a una mas elevada (t2). - Google Patents
Metodo para tratar materias primas lignocelulosicas utilizando una o mas etapas de tratamiento en condiciones alcalinas porque los quimicos alcalnos se aplican en la etapa de tratamiento a baja temperatura (t1) antes de una o mas etapas de tratamiento consecutivas a la misma temperatura o a una mas elevada (t2).Info
- Publication number
- CL2008003043A1 CL2008003043A1 CL2008003043A CL2008003043A CL2008003043A1 CL 2008003043 A1 CL2008003043 A1 CL 2008003043A1 CL 2008003043 A CL2008003043 A CL 2008003043A CL 2008003043 A CL2008003043 A CL 2008003043A CL 2008003043 A1 CL2008003043 A1 CL 2008003043A1
- Authority
- CL
- Chile
- Prior art keywords
- treatment steps
- raw materials
- same
- low temperature
- consecutive
- Prior art date
Links
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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/02—Pretreatment of the raw materials by chemical or physical means
- D21B1/021—Pretreatment of the raw materials by chemical or physical means by chemical means
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
-
- 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
-
- 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
- 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
- D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Abstract
Método para tratar materias primas ligno-celulósicas con contenido de pectina; pulpa que se obtiene por dicho método; y papel, cartón o papel tisú.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20075729A FI121310B (fi) | 2007-10-17 | 2007-10-17 | Menetelmä pektiiniä sisältävien lignoselluloosapitoisten materiaalien käsittelemiseksi |
Publications (1)
Publication Number | Publication Date |
---|---|
CL2008003043A1 true CL2008003043A1 (es) | 2009-04-24 |
Family
ID=38656876
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CL2008003043A CL2008003043A1 (es) | 2007-10-17 | 2008-10-15 | Metodo para tratar materias primas lignocelulosicas utilizando una o mas etapas de tratamiento en condiciones alcalinas porque los quimicos alcalnos se aplican en la etapa de tratamiento a baja temperatura (t1) antes de una o mas etapas de tratamiento consecutivas a la misma temperatura o a una mas elevada (t2). |
Country Status (13)
Country | Link |
---|---|
US (1) | US20100269994A1 (es) |
EP (1) | EP2201170A1 (es) |
CN (1) | CN101568685A (es) |
AR (1) | AR068684A1 (es) |
AU (1) | AU2008313591A1 (es) |
BR (1) | BRPI0806106A2 (es) |
CA (1) | CA2670040A1 (es) |
CL (1) | CL2008003043A1 (es) |
FI (1) | FI121310B (es) |
MX (1) | MX2009005832A (es) |
RU (1) | RU2009117645A (es) |
WO (1) | WO2009050336A1 (es) |
ZA (1) | ZA200903900B (es) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2450464C (en) * | 2001-07-19 | 2009-12-22 | Andritz Inc. | Four stage alkaline peroxide mechanical pulping |
US20040200586A1 (en) * | 2002-07-19 | 2004-10-14 | Martin Herkel | Four stage alkaline peroxide mechanical pulping |
US8845860B2 (en) | 2010-09-16 | 2014-09-30 | Georgia-Pacific Consumer Products Lp | High brightness pulps from lignin rich waste papers |
CN105735022B (zh) * | 2016-02-24 | 2018-04-13 | 孔凡宾 | 一种造纸制浆药液及使用该药液的制浆工艺 |
CN108071041A (zh) * | 2017-12-21 | 2018-05-25 | 岳阳林纸股份有限公司 | 一种混合材漂白化机浆的制备方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5433825A (en) * | 1992-02-06 | 1995-07-18 | The United States Of America As Represented By The Secretary Of Agriculture | Method for pulping wood chips separate alkali and peroxymonosulfate treatments |
US20040200586A1 (en) * | 2002-07-19 | 2004-10-14 | Martin Herkel | Four stage alkaline peroxide mechanical pulping |
US7384502B2 (en) * | 2002-12-24 | 2008-06-10 | Nippon Paper Industries Co., Ltd. | Process for impregnating, refining, and bleaching wood chips having low bleachability to prepare mechanical pulps having high brightness |
US20050003516A1 (en) * | 2003-04-16 | 2005-01-06 | Novozymes A/S | Enzymatic treatment of paper making |
US8262851B2 (en) * | 2006-08-10 | 2012-09-11 | Andritz Inc. | Processes and systems for the pulping of lignocellulosic materials |
-
2007
- 2007-10-17 FI FI20075729A patent/FI121310B/fi not_active IP Right Cessation
-
2008
- 2008-10-06 AR ARP080104362A patent/AR068684A1/es not_active Application Discontinuation
- 2008-10-15 MX MX2009005832A patent/MX2009005832A/es unknown
- 2008-10-15 AU AU2008313591A patent/AU2008313591A1/en not_active Abandoned
- 2008-10-15 CL CL2008003043A patent/CL2008003043A1/es unknown
- 2008-10-15 CN CNA2008800012938A patent/CN101568685A/zh active Pending
- 2008-10-15 US US12/516,638 patent/US20100269994A1/en not_active Abandoned
- 2008-10-15 BR BRPI0806106-8A patent/BRPI0806106A2/pt not_active IP Right Cessation
- 2008-10-15 WO PCT/FI2008/050574 patent/WO2009050336A1/en active Application Filing
- 2008-10-15 EP EP08839424A patent/EP2201170A1/en not_active Withdrawn
- 2008-10-15 RU RU2009117645/12A patent/RU2009117645A/ru not_active Application Discontinuation
- 2008-10-15 ZA ZA200903900A patent/ZA200903900B/xx unknown
- 2008-10-15 CA CA002670040A patent/CA2670040A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
MX2009005832A (es) | 2009-06-16 |
WO2009050336A1 (en) | 2009-04-23 |
ZA200903900B (en) | 2010-08-25 |
FI20075729A0 (fi) | 2007-10-17 |
FI20075729A (fi) | 2009-04-18 |
AR068684A1 (es) | 2009-11-25 |
RU2009117645A (ru) | 2011-02-10 |
US20100269994A1 (en) | 2010-10-28 |
AU2008313591A1 (en) | 2009-04-23 |
CN101568685A (zh) | 2009-10-28 |
EP2201170A1 (en) | 2010-06-30 |
FI121310B (fi) | 2010-09-30 |
BRPI0806106A2 (pt) | 2011-08-30 |
CA2670040A1 (en) | 2009-04-23 |
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