CA2133574C - Method of producing pulp - Google Patents
Method of producing pulpInfo
- Publication number
- CA2133574C CA2133574C CA002133574A CA2133574A CA2133574C CA 2133574 C CA2133574 C CA 2133574C CA 002133574 A CA002133574 A CA 002133574A CA 2133574 A CA2133574 A CA 2133574A CA 2133574 C CA2133574 C CA 2133574C
- Authority
- CA
- Canada
- Prior art keywords
- organic solvent
- solvent
- fibrous material
- cook
- alkali
- 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
- 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
- D21C3/22—Other features of pulping processes
- D21C3/222—Use of compounds accelerating the pulping 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/20—Pulping cellulose-containing materials with organic solvents or in solvent environment
Landscapes
- Paper (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Catalysts (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US86397792A | 1992-04-06 | 1992-04-06 | |
US07/863,977 | 1992-04-06 | ||
US1911393A | 1993-02-17 | 1993-02-17 | |
US08/019,113 | 1993-02-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2133574A1 CA2133574A1 (en) | 1993-10-14 |
CA2133574C true CA2133574C (en) | 1997-12-30 |
Family
ID=26691861
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002133574A Expired - Fee Related CA2133574C (en) | 1992-04-06 | 1993-04-01 | Method of producing pulp |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0635080B1 (de) |
JP (1) | JP2667058B2 (de) |
AT (1) | ATE150112T1 (de) |
CA (1) | CA2133574C (de) |
DE (1) | DE69308831T2 (de) |
RU (1) | RU2084574C1 (de) |
WO (1) | WO1993020279A1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5788812A (en) * | 1985-11-05 | 1998-08-04 | Agar; Richard C. | Method of recovering furfural from organic pulping liquor |
FI122838B (fi) | 2005-03-31 | 2012-07-31 | Metso Paper Inc | Menetelmä massan valmistamiseksi lignoselluloosamateriaalista |
WO2009089439A1 (en) * | 2008-01-11 | 2009-07-16 | Novozymes A/S | Delignification of lignocellulose-containing material |
FR2937656B1 (fr) * | 2008-10-24 | 2010-11-19 | Arkema France | Procede de fabrication de pate a papier |
JP2013042727A (ja) * | 2011-08-26 | 2013-03-04 | Kawasaki Heavy Ind Ltd | リグノセルロース系バイオマスからエタノールを製造する方法及びその前処理方法 |
CN105239435B (zh) * | 2015-09-02 | 2018-03-27 | 广州市楹晟生物科技有限公司 | 一种木质纤维原料的处理方法 |
CN110194446B (zh) * | 2019-06-10 | 2022-05-13 | 广西科学院 | 一种以纤维素深度水解得到的2d纤维素为原料的石墨烯2d粉体的制备方法 |
CN114645479B (zh) * | 2020-12-19 | 2023-07-25 | 山东洲星天然物提取智能设备有限公司 | 一种纸浆的制备方法 |
EP4023813A1 (de) * | 2020-12-29 | 2022-07-06 | Technische Universität Wien | Verfahren zur herstellung von produkten auf basis von holz als rohstoff |
EP4023812A1 (de) * | 2020-12-29 | 2022-07-06 | MM BOARD & PAPER GmbH | Verfahren zur herstellung von produkten auf basis von holz als rohstoff |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3585104A (en) * | 1968-07-29 | 1971-06-15 | Theodor N Kleinert | Organosolv pulping and recovery process |
DE2644155C2 (de) * | 1976-09-30 | 1978-07-27 | Theodor N. Dr. Pointe Claire Quebec Kleinert (Kanada) | Kontinuierliches Aufschluß- und Ruckgewinnungsverfahren für pflanzliche Faserrohstoffe zur Herstellung von Zellstoff im organischen Lösungsmittel |
CA1150012A (en) * | 1980-07-25 | 1983-07-19 | Pei-Ching Chang | Aqueous catalysed solvent pulping of lignocellulose |
-
1993
- 1993-04-01 EP EP93907878A patent/EP0635080B1/de not_active Expired - Lifetime
- 1993-04-01 AT AT93907878T patent/ATE150112T1/de not_active IP Right Cessation
- 1993-04-01 WO PCT/FI1993/000137 patent/WO1993020279A1/en active IP Right Grant
- 1993-04-01 DE DE69308831T patent/DE69308831T2/de not_active Expired - Fee Related
- 1993-04-01 JP JP5517140A patent/JP2667058B2/ja not_active Expired - Fee Related
- 1993-04-01 RU RU9394045883A patent/RU2084574C1/ru active
- 1993-04-01 CA CA002133574A patent/CA2133574C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69308831T2 (de) | 1997-07-31 |
RU2084574C1 (ru) | 1997-07-20 |
CA2133574A1 (en) | 1993-10-14 |
EP0635080B1 (de) | 1997-03-12 |
RU94045883A (ru) | 1996-08-20 |
JPH07501860A (ja) | 1995-02-23 |
DE69308831D1 (de) | 1997-04-17 |
WO1993020279A1 (en) | 1993-10-14 |
EP0635080A1 (de) | 1995-01-25 |
JP2667058B2 (ja) | 1997-10-22 |
ATE150112T1 (de) | 1997-03-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |