BR7707797A - Processo para producao continua de polpa a partir de materiais ligno-celulosicos fibrosos e dispositivo para sua realizacao - Google Patents
Processo para producao continua de polpa a partir de materiais ligno-celulosicos fibrosos e dispositivo para sua realizacaoInfo
- Publication number
- BR7707797A BR7707797A BR7707797A BR7707797A BR7707797A BR 7707797 A BR7707797 A BR 7707797A BR 7707797 A BR7707797 A BR 7707797A BR 7707797 A BR7707797 A BR 7707797A BR 7707797 A BR7707797 A BR 7707797A
- Authority
- BR
- Brazil
- Prior art keywords
- realization
- cellulosic materials
- pulp production
- continuous pulp
- fibrous ligno
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D1/00—Methods of beating or refining; Beaters of the Hollander type
- D21D1/20—Methods of refining
- D21D1/30—Disc 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
- D21B1/04—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)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7613088A SE7613088L (sv) | 1976-11-23 | 1976-11-23 | Sett att kontinuerligt framstella massa av lignocellulosahaltiga material |
SE7703137A SE7703137L (sv) | 1977-03-18 | 1977-03-18 | Sett och anordning att kontinuerligt framstella massa av lignocellulosahaltiga fibermaterial |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7707797A true BR7707797A (pt) | 1978-08-08 |
Family
ID=26656757
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR7707797A BR7707797A (pt) | 1976-11-23 | 1977-11-23 | Processo para producao continua de polpa a partir de materiais ligno-celulosicos fibrosos e dispositivo para sua realizacao |
Country Status (8)
Country | Link |
---|---|
US (1) | US4270976A (pt) |
JP (2) | JPS5365401A (pt) |
BR (1) | BR7707797A (pt) |
CA (1) | CA1112816A (pt) |
DE (1) | DE2752081B2 (pt) |
FI (1) | FI61215B (pt) |
FR (1) | FR2371544A1 (pt) |
GB (1) | GB1590704A (pt) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115215944A (zh) * | 2022-05-13 | 2022-10-21 | 浙江致为新材料有限公司 | 一种羟丙基甲基纤维素醚生产工艺 |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI62872C (fi) * | 1978-06-06 | 1983-03-10 | Ahlstroem Oy | Anordning foer silning av fibersuspensioner |
SE436368B (sv) * | 1979-01-12 | 1984-12-03 | Sunds Defibrator | Sett att framstella blekta, mekaniska, kemimekaniska och halvkemiska massor av lignocellulosahaltiga fibermaterial |
JPS5725492A (en) * | 1980-07-16 | 1982-02-10 | Mitsubishi Gas Chemical Co | Hydrogen peroxide refiner bleaching of high yield pulp |
JPS5725491A (en) * | 1980-07-16 | 1982-02-10 | Mitsubishi Gas Chemical Co | Hydrogen peroxide refiner bleaching of high yield pulp |
JPS57138610U (pt) * | 1981-02-26 | 1982-08-30 | ||
DE3110882C2 (de) * | 1981-03-20 | 1983-07-07 | Mannesmann AG, 4000 Düsseldorf | Verfahren und Vorrichtung zum Bleichen von chemisch hergestelltem Zellstoff mit Ozon |
DE3118384C1 (de) * | 1981-05-09 | 1982-11-11 | Mannesmann AG, 4000 Düsseldorf | Verfahren zum Bleichen von chemisch hergestelltem Zellstoff mit Ozon |
JPS59116492A (ja) * | 1982-12-22 | 1984-07-05 | 大蔵省印刷局長 | 製紙用非木材パルプ類の処理方法 |
ZA837927B (en) * | 1983-05-23 | 1985-01-30 | Process Evaluation Devel | Thermomechanical digestion process using bleachants |
GB2142554B (en) * | 1983-06-10 | 1987-10-21 | Joto Chem Co Ltd | Mixing-milling apparatus for plastics and fillers |
SE8601477L (sv) * | 1986-04-02 | 1987-10-03 | Sunds Defibrator | Sett for behandling av mekanisk massa |
FR2613388B1 (fr) * | 1987-04-02 | 1990-05-04 | Atochem | Procede de blanchiment de pates |
JP2827235B2 (ja) * | 1988-11-22 | 1998-11-25 | 三菱瓦斯化学株式会社 | 高収率パルプの漂白法 |
AT395180B (de) * | 1989-08-16 | 1992-10-12 | Andritz Ag Maschf | Verfahren zur zerkleinerung von materialien und anlage zu dessen durchfuehrung |
US5705216A (en) * | 1995-08-11 | 1998-01-06 | Tyson; George J. | Production of hydrophobic fibers |
WO1997032077A1 (en) * | 1996-02-27 | 1997-09-04 | Tetra Laval Holding & Finance S.A. | Process for sanitizing post-consumer paper fibers and product formed therefrom |
GB9715410D0 (en) * | 1997-07-23 | 1997-09-24 | Cocksedge Eng Ltd | Mixing machines |
US6743332B2 (en) | 2001-05-16 | 2004-06-01 | Weyerhaeuser Company | High temperature peroxide bleaching of mechanical pulps |
US6881299B2 (en) * | 2001-05-16 | 2005-04-19 | North American Paper Corporation | Refiner bleaching with magnesium oxide and hydrogen peroxide |
SE519462C2 (sv) * | 2001-06-21 | 2003-03-04 | Holmen Ab | Förfarande för framställning av blekt termomekanisk massa (TMP) eller blekt kemitermomekanisk massa (CTMP) |
WO2003008703A1 (en) * | 2001-07-19 | 2003-01-30 | Andritz Inc. | Four stage alkaline peroxide mechanical pulping |
US20040200586A1 (en) * | 2002-07-19 | 2004-10-14 | Martin Herkel | Four stage alkaline peroxide mechanical pulping |
JP4799774B2 (ja) * | 2001-08-03 | 2011-10-26 | 日本製紙株式会社 | 印刷用紙 |
JP4738662B2 (ja) * | 2001-08-03 | 2011-08-03 | 日本製紙株式会社 | 新聞用紙 |
US8262850B2 (en) * | 2003-09-23 | 2012-09-11 | International Paper Company | Chemical activation and refining of southern pine kraft fibers |
AU2003279120A1 (en) * | 2003-10-02 | 2005-05-19 | Andritz Inc. | Multi-stage ap mechanical pulping with refiner flow line treatment |
SE528361C2 (sv) * | 2005-04-18 | 2006-10-24 | Metso Panelboard Ab | Malhus |
ES2385578T3 (es) | 2005-05-02 | 2012-07-26 | International Paper Company | Materiales lignocelulósicos y los productos obtenidos a partir de éstos |
CN102272378B (zh) * | 2009-01-13 | 2015-02-18 | 拜格索有限公司 | 用于向过程反应器进给物质的方法和设备 |
AU2010253926B2 (en) | 2009-05-28 | 2016-02-18 | 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 |
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 |
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 |
US8673113B2 (en) | 2010-06-09 | 2014-03-18 | The University Of British Columbia | Process for reducing specific energy demand during refining of thermomechanical and chemi-thermomechanical pulp |
ES2837553T3 (es) * | 2010-09-17 | 2021-06-30 | Titan Wood Ltd | Tratamiento de piezas de madera |
KR101207845B1 (ko) * | 2010-11-05 | 2012-12-04 | (주)지바이오텍 | 표백목분, 표백목분의 제조방법, 그것을 이용한 종이 및 그 제조방법 |
JP5305480B2 (ja) * | 2011-02-14 | 2013-10-02 | エム・テクニック株式会社 | 流動体処理装置 |
US20130126109A1 (en) | 2011-11-17 | 2013-05-23 | Buckman Laboratories International, Inc. | Silicate Free Refiner Bleaching |
CN105121735B (zh) | 2013-03-14 | 2018-06-29 | Gp 纤维素股份有限公司 | 用酸性漂白序列制造高官能化低粘度硫酸盐纤维的方法及由此工艺制造的纤维 |
WO2014140940A2 (en) | 2013-03-15 | 2014-09-18 | Gp Cellulose Gmbh | A low viscosity kraft fiber having an enhanced carboxyl content and methods of making and using the same |
SE1650825A1 (en) * | 2016-06-13 | 2017-10-10 | Valmet Oy | Defibrator with separated blow valve |
US10865519B2 (en) | 2016-11-16 | 2020-12-15 | Gp Cellulose Gmbh | Modified cellulose from chemical fiber and methods of making and using the same |
CN116397456A (zh) | 2017-03-21 | 2023-07-07 | 国际纸业公司 | 气味控制纸浆组合物 |
CN109706770A (zh) * | 2018-12-25 | 2019-05-03 | 新疆富丽达纤维有限公司 | 一种生产流程短的造纸浆生产工艺 |
US20230175204A1 (en) * | 2021-12-03 | 2023-06-08 | Andritz Inc. | Conical inlet transition zone for mechanical refiners |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1167033A (fr) * | 1955-01-31 | 1958-11-19 | S I S Soc D Investissements Co | Procédé de traitement de matière fibreuse |
FR1268321A (fr) * | 1960-09-27 | 1961-07-28 | Bauer Bros Co | Procédé de blanchiment de la pâte de bois |
SE303088B (pt) * | 1963-05-31 | 1968-08-12 | Defibrator Ab | |
FR1401560A (fr) * | 1964-05-29 | 1965-06-04 | Defibrator Ab | Procédé de fabrication de pâtes cellulosiques à partir de copeaux dans un appareil défibreur |
US3467574A (en) * | 1966-06-14 | 1969-09-16 | Crown Zellerbach Corp | Refiner bleaching of high yield pulps |
SE377476B (pt) * | 1972-02-18 | 1975-07-07 | P J I Ahrel | |
SE7502060L (sv) * | 1975-02-24 | 1976-08-25 | Alf Sa | Sett vid framstellning av mekanisk pappersmassa |
SE432118B (sv) * | 1975-02-26 | 1984-03-19 | Moelnlycke Ab | Mekanisk fluffmassa och sett for framstellning derav |
SE419659B (sv) * | 1976-03-19 | 1981-08-17 | Rolf Bertil Reinhall | Sett och anordning for framstellning av fibermassa av fiberformigt lignocellulosahaltigt material |
SE7711552L (sv) * | 1976-10-15 | 1978-04-16 | Courtaulds Ltd | Blekt massa |
-
1977
- 1977-11-21 FI FI773521A patent/FI61215B/fi not_active Application Discontinuation
- 1977-11-21 GB GB48370/77A patent/GB1590704A/en not_active Expired
- 1977-11-22 DE DE2752081A patent/DE2752081B2/de not_active Ceased
- 1977-11-22 CA CA291,468A patent/CA1112816A/en not_active Expired
- 1977-11-23 FR FR7735274A patent/FR2371544A1/fr active Granted
- 1977-11-23 BR BR7707797A patent/BR7707797A/pt unknown
- 1977-11-24 JP JP14006777A patent/JPS5365401A/ja active Pending
-
1979
- 1979-07-25 US US06/060,614 patent/US4270976A/en not_active Expired - Lifetime
-
1986
- 1986-09-22 JP JP1986144199U patent/JPS6260298U/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115215944A (zh) * | 2022-05-13 | 2022-10-21 | 浙江致为新材料有限公司 | 一种羟丙基甲基纤维素醚生产工艺 |
CN115215944B (zh) * | 2022-05-13 | 2023-03-10 | 浙江致为新材料有限公司 | 一种羟丙基甲基纤维素醚生产工艺 |
Also Published As
Publication number | Publication date |
---|---|
US4270976A (en) | 1981-06-02 |
FR2371544A1 (fr) | 1978-06-16 |
FR2371544B1 (pt) | 1982-08-06 |
DE2752081B2 (de) | 1979-01-25 |
JPS5365401A (en) | 1978-06-10 |
DE2752081A1 (de) | 1978-06-01 |
CA1112816A (en) | 1981-11-24 |
FI61215B (fi) | 1982-02-26 |
GB1590704A (en) | 1981-06-10 |
FI773521A (fi) | 1978-05-24 |
JPS6260298U (pt) | 1987-04-14 |
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