ES552920A0 - Un metodo para fabricar pasta papelera quimico-mecanica a partir de material lignocelulosico, por ejemplo astillas - Google Patents
Un metodo para fabricar pasta papelera quimico-mecanica a partir de material lignocelulosico, por ejemplo astillasInfo
- Publication number
- ES552920A0 ES552920A0 ES552920A ES552920A ES552920A0 ES 552920 A0 ES552920 A0 ES 552920A0 ES 552920 A ES552920 A ES 552920A ES 552920 A ES552920 A ES 552920A ES 552920 A0 ES552920 A0 ES 552920A0
- Authority
- ES
- Spain
- Prior art keywords
- peroxide
- impregnated
- stage
- alkali
- lignocellulosic material
- 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.)
- Granted
Links
Classifications
-
- 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
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/14—Disintegrating in mills
-
- 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
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/14—Disintegrating in mills
- D21B1/16—Disintegrating in mills in the presence of chemical agents
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paper (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Pens And Brushes (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Auxiliary Devices For And Details Of Packaging Control (AREA)
- Preliminary Treatment Of Fibers (AREA)
- Slide Fasteners, Snap Fasteners, And Hook Fasteners (AREA)
- Materials For Medical Uses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8501246A SE8501246L (sv) | 1985-03-13 | 1985-03-13 | Sett att tillverka blekt, kemimekanisk och halvkemisk fibermassa med anvendning av enstegsimpregnering |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8708031A1 ES8708031A1 (es) | 1987-09-16 |
ES552920A0 true ES552920A0 (es) | 1987-09-16 |
Family
ID=20359483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES552920A Expired ES8708031A1 (es) | 1985-03-13 | 1986-03-12 | Un metodo para fabricar pasta papelera quimico-mecanica a partir de material lignocelulosico, por ejemplo astillas |
Country Status (13)
Country | Link |
---|---|
US (1) | US4756799A (es) |
EP (1) | EP0194981B1 (es) |
JP (1) | JPS61275490A (es) |
AT (1) | ATE53081T1 (es) |
BR (1) | BR8601078A (es) |
CA (1) | CA1272563A (es) |
DE (1) | DE3671488D1 (es) |
ES (1) | ES8708031A1 (es) |
FI (1) | FI84634C (es) |
NO (1) | NO166803C (es) |
NZ (1) | NZ215473A (es) |
PT (1) | PT82192B (es) |
SE (1) | SE8501246L (es) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE458690B (sv) * | 1986-11-06 | 1989-04-24 | Sunds Defibrator | Saett att framstaella mekanisk massa fraan lignocellulosahaltigt material i styckeform med en laengd i fiberriktningen av minst 200 mm |
SE462287B (sv) * | 1987-11-04 | 1990-05-28 | Celleco Ab | Foerfarande och anlaeggning foer framstaellning av hoegutbytesmassor ur lignocellulosamateial |
GB2215350B (en) * | 1988-03-16 | 1992-05-20 | Thiokol Morton Inc | Process for bleaching mechanical wood pulp |
ES2122907B1 (es) * | 1996-08-22 | 1999-07-01 | Valverde Alonso Angel | Procedimiento ecologico de obtencion de celulosa. |
US6302997B1 (en) | 1999-08-30 | 2001-10-16 | North Carolina State University | Process for producing a pulp suitable for papermaking from nonwood fibrous materials |
JP4272514B2 (ja) * | 2001-07-19 | 2009-06-03 | アンドリッツ インコーポレーテッド | アルカリ過酸化物を用いる4段階のメカニカルパルプ化 |
US20040200586A1 (en) * | 2002-07-19 | 2004-10-14 | Martin Herkel | Four stage alkaline peroxide mechanical pulping |
DE10234833A1 (de) * | 2002-07-31 | 2004-02-12 | Stora Enso Publication Paper Gmbh & Co. Kg | Verfahren zum Aufschluss von Altholz |
US8262850B2 (en) * | 2003-09-23 | 2012-09-11 | International Paper Company | Chemical activation and refining of southern pine kraft fibers |
BR0318520A (pt) * | 2003-10-02 | 2006-09-12 | Andritz Inc | polpação mecánica ap de múltiplos estágios com tratamento de linha de sopro com refinador |
US7297225B2 (en) * | 2004-06-22 | 2007-11-20 | Georgia-Pacific Consumer Products Lp | Process for high temperature peroxide bleaching of pulp with cool discharge |
ES2974916T3 (es) | 2005-05-02 | 2024-07-02 | Int Paper Co | Materiales lignocelulósicos y los productos fabricados a partir de los mismos |
FI126694B (fi) * | 2005-12-02 | 2017-04-13 | Metsä Board Oyj | Kemimekaaninen massa ja menetelmä sen valmistamiseksi |
US7967948B2 (en) * | 2006-06-02 | 2011-06-28 | International Paper Company | Process for non-chlorine oxidative bleaching of mechanical pulp in the presence of optical brightening agents |
US8262851B2 (en) | 2006-08-10 | 2012-09-11 | Andritz Inc. | Processes and systems for the pulping of lignocellulosic materials |
DE102007036382A1 (de) * | 2007-07-31 | 2009-02-05 | Voith Patent Gmbh | Lignocellulosischer Faserstoff aus Einjahrespflanzen |
US9512563B2 (en) | 2009-05-28 | 2016-12-06 | Gp Cellulose Gmbh | Surface treated modified cellulose from chemical kraft fiber and methods of making and using same |
CA2949518C (en) | 2009-05-28 | 2019-01-08 | Gp Cellulose Gmbh | Modified cellulose from chemical kraft fiber and methods of making and using the same |
US9511167B2 (en) | 2009-05-28 | 2016-12-06 | Gp Cellulose Gmbh | Modified cellulose from chemical kraft fiber and methods of making and using the same |
US9512237B2 (en) | 2009-05-28 | 2016-12-06 | Gp Cellulose Gmbh | Method for inhibiting the growth of microbes with a modified cellulose fiber |
MY182098A (en) * | 2012-09-27 | 2021-01-18 | Andritz Inc | Chemical treatment of lignocellulosic fiber bundle material,and methods and systems relating thereto |
RU2671653C2 (ru) | 2013-03-14 | 2018-11-06 | ДжиПи СЕЛЛЬЮЛОУС ГМБХ | Способ изготовления высокофункционального маловязкого крафтволокна с использованием последовательности кислотного отбеливания и волокно, изготовленное с помощью этого процесса |
CN105143547B (zh) | 2013-03-15 | 2018-05-01 | Gp 纤维素股份有限公司 | 具有增高羧基含量的低粘度牛皮纸纤维及其制造和使用方法 |
CA3040734A1 (en) | 2016-11-16 | 2018-05-24 | Gp Cellulose Gmbh | Modified cellulose from chemical fiber and methods of making and using the same |
US11332886B2 (en) | 2017-03-21 | 2022-05-17 | International Paper Company | Odor control pulp composition |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE303088B (es) * | 1963-05-31 | 1968-08-12 | Defibrator Ab | |
SE7502060L (sv) * | 1975-02-24 | 1976-08-25 | Alf Sa | Sett vid framstellning av mekanisk pappersmassa |
US4187141A (en) * | 1975-02-24 | 1980-02-05 | Alf Societe Anonyme | Method of producing bleached mechanical pulp |
SE415581B (sv) * | 1977-04-18 | 1980-10-13 | Mo Och Domsjoe Ab | Forfarande for perocidblekning av hogutbytesmassa |
SE416481B (sv) * | 1977-05-02 | 1981-01-05 | Mo Och Domsjoe Ab | Fofarande och anordning for behandling av vedflis for avlegsnande av tungmetaller och harts |
SE8002027L (sv) * | 1980-03-14 | 1981-09-15 | Sunds Defibrator | Sett att i samband med tillverkningen av termomekaniska massa forbettra dennas absorptionsegenskaper |
SE445051B (sv) * | 1980-04-10 | 1986-05-26 | Sca Development Ab | Sett vid tillverkning av mekanisk, i huvudsak hartsfri cellulosamassa |
AU545847B2 (en) * | 1981-02-11 | 1985-08-01 | Mead Corporation, The | Production of chemimechanical pump |
JPS604313B2 (ja) * | 1981-12-03 | 1985-02-02 | 日立造船株式会社 | 非木材繊維原料のパルプ化方法 |
CA1240456A (en) * | 1983-10-20 | 1988-08-16 | Kamyr, Inc. | Mechanical pulping |
US4486267A (en) * | 1983-11-14 | 1984-12-04 | Mead Corporation | Chemithermomechanical pulping process employing separate alkali and sulfite treatments |
-
1985
- 1985-03-13 SE SE8501246A patent/SE8501246L/ unknown
-
1986
- 1986-03-07 AT AT86850083T patent/ATE53081T1/de active
- 1986-03-07 DE DE8686850083T patent/DE3671488D1/de not_active Expired - Fee Related
- 1986-03-07 EP EP86850083A patent/EP0194981B1/en not_active Expired - Lifetime
- 1986-03-10 FI FI860986A patent/FI84634C/fi not_active IP Right Cessation
- 1986-03-12 NO NO860942A patent/NO166803C/no unknown
- 1986-03-12 US US06/839,022 patent/US4756799A/en not_active Expired - Fee Related
- 1986-03-12 ES ES552920A patent/ES8708031A1/es not_active Expired
- 1986-03-12 JP JP61054562A patent/JPS61275490A/ja active Pending
- 1986-03-13 NZ NZ215473A patent/NZ215473A/xx unknown
- 1986-03-13 BR BR8601078A patent/BR8601078A/pt not_active IP Right Cessation
- 1986-03-13 CA CA000504064A patent/CA1272563A/en not_active Expired - Lifetime
- 1986-03-13 PT PT82192A patent/PT82192B/pt unknown
Also Published As
Publication number | Publication date |
---|---|
EP0194981A2 (en) | 1986-09-17 |
US4756799A (en) | 1988-07-12 |
JPS61275490A (ja) | 1986-12-05 |
ES8708031A1 (es) | 1987-09-16 |
AU5469086A (en) | 1986-09-18 |
NO860942L (no) | 1986-09-15 |
BR8601078A (pt) | 1986-11-25 |
FI84634C (fi) | 1991-12-27 |
NO166803C (no) | 1991-09-04 |
EP0194981B1 (en) | 1990-05-23 |
EP0194981A3 (en) | 1987-04-22 |
FI84634B (fi) | 1991-09-13 |
SE8501246L (sv) | 1986-09-14 |
PT82192A (en) | 1986-04-01 |
AU595185B2 (en) | 1990-03-29 |
ATE53081T1 (de) | 1990-06-15 |
CA1272563A (en) | 1990-08-14 |
NO166803B (no) | 1991-05-27 |
FI860986A (fi) | 1986-09-14 |
NZ215473A (en) | 1989-06-28 |
SE8501246D0 (sv) | 1985-03-13 |
FI860986A0 (fi) | 1986-03-10 |
PT82192B (pt) | 1988-02-17 |
DE3671488D1 (de) | 1990-06-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19970519 |