CA2739694C - Procede de fabrication de pate a papier - Google Patents
Procede de fabrication de pate a papier Download PDFInfo
- Publication number
- CA2739694C CA2739694C CA2739694A CA2739694A CA2739694C CA 2739694 C CA2739694 C CA 2739694C CA 2739694 A CA2739694 A CA 2739694A CA 2739694 A CA2739694 A CA 2739694A CA 2739694 C CA2739694 C CA 2739694C
- Authority
- CA
- Canada
- Prior art keywords
- deacidification
- pulp
- equal
- dough
- bleaching
- 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.)
- Expired - Fee Related
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
- 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
- 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
-
- 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
- D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
-
- 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
- D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
- D21C9/153—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0805907 | 2008-10-24 | ||
FR0805907A FR2937656B1 (fr) | 2008-10-24 | 2008-10-24 | Procede de fabrication de pate a papier |
PCT/IB2009/007208 WO2010046768A1 (fr) | 2008-10-24 | 2009-10-23 | Procede de fabrication de pate a papier |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2739694A1 CA2739694A1 (fr) | 2010-04-29 |
CA2739694C true CA2739694C (fr) | 2013-05-28 |
Family
ID=40677697
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2739694A Expired - Fee Related CA2739694C (fr) | 2008-10-24 | 2009-10-23 | Procede de fabrication de pate a papier |
Country Status (8)
Country | Link |
---|---|
US (1) | US20120118518A1 (zh) |
EP (1) | EP2350381B1 (zh) |
JP (1) | JP5275472B2 (zh) |
CN (1) | CN102197174B (zh) |
CA (1) | CA2739694C (zh) |
FR (1) | FR2937656B1 (zh) |
RU (1) | RU2445413C1 (zh) |
WO (1) | WO2010046768A1 (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5822101B2 (ja) | 2010-08-04 | 2015-11-24 | 愛媛県 | セルロース溶液の製造方法、セルロース析出体の製造方法、及びセルロースの糖化方法 |
CN102268842B (zh) * | 2011-07-28 | 2013-03-13 | 广东工业大学 | 可溶性四硼酸盐作为纸张脱酸剂用于纸张脱酸的方法 |
CN102828443B (zh) * | 2011-07-28 | 2014-08-13 | 广东工业大学 | 利用可溶性四硼酸盐在超临界co2状态下进行脱酸的方法 |
FR3007044B1 (fr) * | 2013-06-13 | 2016-01-15 | Air Liquide | Procede de traitement des pates papetieres chimiques par traitement a l'ozone en presence d'ions magnesium |
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 |
CN113930998B (zh) * | 2021-09-15 | 2022-09-30 | 华南理工大学 | 一种臭氧联合过氧化氢的化学机械浆生产方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI67413C (fi) * | 1977-04-27 | 1985-03-11 | Myrens Verksted As | Foerfarande foer behandling av finfoerdelad fiberhaltig eller cellulosahaltig massa samt anordning foer utfoerande av foerfarandet |
NO142091C (no) * | 1977-10-17 | 1980-06-25 | Myrens Verksted As | Fremgangsmaate ved ozonbehandling av raffinoermekanisk og termomekanisk masse. |
FR2609067B1 (fr) * | 1986-12-31 | 1990-06-15 | Beghin Say Sa | Procede pour le traitement a l'ozone d'une pate cellulosique |
FR2661431B1 (fr) * | 1990-04-30 | 1992-07-17 | Atochem | Procede de blanchiment au peroxyde de l'hydrogene de pates a papier a haut rendement. |
JP2667058B2 (ja) * | 1992-04-06 | 1997-10-22 | エイ.アフルストロム コーポレーション | パルプの製造方法 |
CA2379691A1 (en) * | 2000-01-28 | 2001-08-02 | Burton Branch | Process employing magnesium hydroxide in peroxide bleaching of mechanical pulp |
JP4738662B2 (ja) * | 2001-08-03 | 2011-08-03 | 日本製紙株式会社 | 新聞用紙 |
FI119062B (fi) * | 2006-12-28 | 2008-07-15 | Upm Kymmene Corp | Menetelmä mekaanisen massan valmistamiseksi |
-
2008
- 2008-10-24 FR FR0805907A patent/FR2937656B1/fr not_active Expired - Fee Related
-
2009
- 2009-10-23 US US13/125,466 patent/US20120118518A1/en not_active Abandoned
- 2009-10-23 EP EP09756054.4A patent/EP2350381B1/fr not_active Not-in-force
- 2009-10-23 JP JP2011532732A patent/JP5275472B2/ja not_active Expired - Fee Related
- 2009-10-23 CA CA2739694A patent/CA2739694C/fr not_active Expired - Fee Related
- 2009-10-23 WO PCT/IB2009/007208 patent/WO2010046768A1/fr active Application Filing
- 2009-10-23 RU RU2011120788/12A patent/RU2445413C1/ru not_active IP Right Cessation
- 2009-10-23 CN CN2009801420572A patent/CN102197174B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2937656B1 (fr) | 2010-11-19 |
JP5275472B2 (ja) | 2013-08-28 |
WO2010046768A1 (fr) | 2010-04-29 |
EP2350381A1 (fr) | 2011-08-03 |
US20120118518A1 (en) | 2012-05-17 |
RU2445413C1 (ru) | 2012-03-20 |
FR2937656A1 (fr) | 2010-04-30 |
CA2739694A1 (fr) | 2010-04-29 |
JP2012506501A (ja) | 2012-03-15 |
CN102197174A (zh) | 2011-09-21 |
CN102197174B (zh) | 2013-04-24 |
EP2350381B1 (fr) | 2016-08-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |
Effective date: 20201023 |