BRPI0619143B1 - Process for production of chemical-mechanical pulp - Google Patents
Process for production of chemical-mechanical pulp Download PDFInfo
- Publication number
- BRPI0619143B1 BRPI0619143B1 BRPI0619143-6A BRPI0619143A BRPI0619143B1 BR PI0619143 B1 BRPI0619143 B1 BR PI0619143B1 BR PI0619143 A BRPI0619143 A BR PI0619143A BR PI0619143 B1 BRPI0619143 B1 BR PI0619143B1
- Authority
- BR
- Brazil
- Prior art keywords
- wood chips
- impregnation
- pulp
- approximately
- wood
- 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
-
- 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
-
- 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
- D21C1/10—Physical methods for facilitating impregnation
-
- 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
- D21C1/02—Pretreatment of the finely-divided materials before digesting with water or steam
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20051251 | 2005-12-02 | ||
FI20051251A FI126694B (fi) | 2005-12-02 | 2005-12-02 | Kemimekaaninen massa ja menetelmä sen valmistamiseksi |
PCT/FI2006/000399 WO2007063171A1 (en) | 2005-12-02 | 2006-12-01 | Process for producing chemi-mechanical pulp |
Publications (2)
Publication Number | Publication Date |
---|---|
BRPI0619143A2 BRPI0619143A2 (pt) | 2011-09-13 |
BRPI0619143B1 true BRPI0619143B1 (pt) | 2017-10-24 |
Family
ID=35510621
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0619143-6A BRPI0619143B1 (pt) | 2005-12-02 | 2006-12-01 | Process for production of chemical-mechanical pulp |
Country Status (12)
Country | Link |
---|---|
JP (1) | JP4823317B2 (xx) |
CN (2) | CN101341288A (xx) |
AR (1) | AR058265A1 (xx) |
AU (1) | AU2006319052B2 (xx) |
BR (1) | BRPI0619143B1 (xx) |
CA (1) | CA2631767C (xx) |
FI (1) | FI126694B (xx) |
RU (1) | RU2401350C2 (xx) |
SE (1) | SE534004C2 (xx) |
UY (1) | UY29982A1 (xx) |
WO (1) | WO2007063171A1 (xx) |
ZA (1) | ZA200804758B (xx) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8262851B2 (en) | 2006-08-10 | 2012-09-11 | Andritz Inc. | Processes and systems for the pulping of lignocellulosic materials |
US20090038767A1 (en) * | 2007-08-07 | 2009-02-12 | Andritz Inc. | Method and System for Semi-Chemical Pulping |
US8282773B2 (en) * | 2007-12-14 | 2012-10-09 | Andritz Inc. | Method and system to enhance fiber development by addition of treatment agent during mechanical pulping |
US20100263813A1 (en) * | 2009-04-21 | 2010-10-21 | Andritz Inc. | Green liquor pretreatment of lignocellulosic material |
RU2493000C2 (ru) * | 2011-09-08 | 2013-09-20 | Роман Александрович Веселовский | Модификатор лигноцеллюлозных материалов и способ изготовления композитных изделий из лигноцеллюлозных материалов |
CN102493249B (zh) * | 2011-11-18 | 2013-08-14 | 天津科技大学 | 一种提高马尾松漂白热磨机械浆松厚度并降低废液污染负荷的漂白方法 |
CN104594089B (zh) * | 2014-12-22 | 2017-05-17 | 金东纸业(江苏)股份有限公司 | 化机浆的制备方法及装置 |
CN104695260B (zh) * | 2015-02-15 | 2016-06-15 | 李风志 | 一种离解改性植物纤维清洁制浆工艺 |
CN104846678B (zh) * | 2015-05-08 | 2017-10-24 | 白博 | 一种全棉秸秆化机浆的色素分解和色素提取生产工艺 |
CN105133408A (zh) * | 2015-09-01 | 2015-12-09 | 安庆市新宜纸业有限公司 | 一种纸浆的生产工艺 |
EP3333313B1 (en) | 2016-12-08 | 2019-10-16 | Valmet AB | Method for treating biomass and device for treating biomass |
EP3333312B1 (en) | 2016-12-08 | 2019-09-18 | Valmet AB | Method and system for treating biomass |
EP3333311B1 (en) | 2016-12-08 | 2019-09-25 | Valmet AB | Method for impregnating biomass and device for impregnating biomass |
BR112021007859A2 (pt) | 2018-10-24 | 2022-02-22 | Ifg Tech Llc | Processos, métodos e sistemas para explosão celular químico-mecânica e produtos sólidos e líquidos produzidos pelos mesmos |
CN111549552B (zh) * | 2020-05-25 | 2022-06-14 | 广西大学 | 一种废水碱回收循环利用的高得率化学机械浆制浆方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3795574A (en) * | 1971-07-27 | 1974-03-05 | Int Paper Canada | Impregnation of wood with a formaldehyde free alkaline solution of sodium hydroxide at a ph between 12.4 and 13 |
SE436368B (sv) * | 1979-01-12 | 1984-12-03 | Sunds Defibrator | Sett att framstella blekta, mekaniska, kemimekaniska och halvkemiska massor av lignocellulosahaltiga fibermaterial |
JPS56148987A (en) * | 1980-04-18 | 1981-11-18 | Modookemechitsukusu Ab | Purification of cellulose pulp |
CA1240456A (en) * | 1983-10-20 | 1988-08-16 | Kamyr, Inc. | Mechanical pulping |
SE8501246L (sv) * | 1985-03-13 | 1986-09-14 | Eka Ab | Sett att tillverka blekt, kemimekanisk och halvkemisk fibermassa med anvendning av enstegsimpregnering |
NZ211684A (en) * | 1985-04-04 | 1989-07-27 | Caxton Paper Ltd | Manufacture of cellulose pulp: second digestion step follows initial digestion and refining steps |
US5002635A (en) * | 1985-09-20 | 1991-03-26 | Scott Paper Company | Method for producing pulp using pre-treatment with stabilizers and refining |
US4743338A (en) * | 1986-05-19 | 1988-05-10 | Kamyr, Inc. | Method of removing air from lignocellulosic material by passing the material through conduit paths of different diameters |
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 |
CA1230208A (en) * | 1987-03-24 | 1987-12-15 | Bohuslav V. Kokta | Process for preparing pulp for paper making |
CA2069984C (fr) * | 1992-05-29 | 1999-03-09 | Roland Gilbert | Methode d'extraction de preservatifs chimiques du bois par detente a la pression atmospherique |
BR0008237B1 (pt) * | 1999-02-15 | 2010-12-28 | processo substancialmente livre de enxofre para a produção de polpa quìmica a partir de material lignocelulósico e a recuperação de substáncias quìmicas usadas no citado processo. | |
CA2318027C (en) * | 1999-09-13 | 2008-07-08 | Andritz-Ahlstrom Inc. | Treating pulp with yield or strength-enhancing additive |
-
2005
- 2005-12-02 FI FI20051251A patent/FI126694B/fi active IP Right Grant
-
2006
- 2006-11-30 UY UY29982A patent/UY29982A1/es active IP Right Grant
- 2006-12-01 CN CNA2006800451546A patent/CN101341288A/zh active Pending
- 2006-12-01 AU AU2006319052A patent/AU2006319052B2/en not_active Ceased
- 2006-12-01 CA CA2631767A patent/CA2631767C/en active Active
- 2006-12-01 JP JP2008542785A patent/JP4823317B2/ja not_active Expired - Fee Related
- 2006-12-01 SE SE0801296A patent/SE534004C2/sv unknown
- 2006-12-01 CN CN201510047854.XA patent/CN104674583A/zh active Pending
- 2006-12-01 BR BRPI0619143-6A patent/BRPI0619143B1/pt active IP Right Grant
- 2006-12-01 RU RU2008125038/12A patent/RU2401350C2/ru active
- 2006-12-01 AR ARP060105313A patent/AR058265A1/es active IP Right Grant
- 2006-12-01 WO PCT/FI2006/000399 patent/WO2007063171A1/en active Application Filing
-
2008
- 2008-06-02 ZA ZA200804758A patent/ZA200804758B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
RU2401350C2 (ru) | 2010-10-10 |
AU2006319052B2 (en) | 2011-03-24 |
FI20051251A (fi) | 2007-06-03 |
SE534004C2 (sv) | 2011-03-29 |
CN101341288A (zh) | 2009-01-07 |
JP2009517560A (ja) | 2009-04-30 |
BRPI0619143A2 (pt) | 2011-09-13 |
ZA200804758B (en) | 2009-09-30 |
FI126694B (fi) | 2017-04-13 |
FI20051251A0 (fi) | 2005-12-02 |
AU2006319052A1 (en) | 2007-06-07 |
CA2631767C (en) | 2014-08-26 |
CN104674583A (zh) | 2015-06-03 |
WO2007063171A1 (en) | 2007-06-07 |
JP4823317B2 (ja) | 2011-11-24 |
CA2631767A1 (en) | 2007-06-07 |
AR058265A1 (es) | 2008-01-30 |
UY29982A1 (es) | 2007-06-29 |
RU2008125038A (ru) | 2010-01-10 |
SE0801296L (sv) | 2008-08-22 |
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Legal Events
Date | Code | Title | Description |
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B07A | Technical examination (opinion): publication of technical examination (opinion) | ||
B06A | Notification to applicant to reply to the report for non-patentability or inadequacy of the application according art. 36 industrial patent law | ||
B09A | Decision: intention to grant | ||
B16A | Patent or certificate of addition of invention granted |