NO943730D0 - Celluloseformige membraner - Google Patents
Celluloseformige membranerInfo
- Publication number
- NO943730D0 NO943730D0 NO943730A NO943730A NO943730D0 NO 943730 D0 NO943730 D0 NO 943730D0 NO 943730 A NO943730 A NO 943730A NO 943730 A NO943730 A NO 943730A NO 943730 D0 NO943730 D0 NO 943730D0
- Authority
- NO
- Norway
- Prior art keywords
- cellulose
- shaped membranes
- membranes
- shaped
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/08—Polysaccharides
- B01D71/10—Cellulose; Modified cellulose
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Artificial Filaments (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4334277 | 1993-10-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
NO943730D0 true NO943730D0 (no) | 1994-10-05 |
NO943730L NO943730L (no) | 1995-04-10 |
Family
ID=6499666
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO943730A NO943730L (no) | 1993-10-08 | 1994-10-05 | Celluloseformige membraner |
Country Status (4)
Country | Link |
---|---|
US (1) | US5609762A (no) |
EP (1) | EP0647466A3 (no) |
JP (1) | JPH07165938A (no) |
NO (1) | NO943730L (no) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19746264A1 (de) * | 1997-10-20 | 1999-04-29 | Wolff Walsrode Ag | Verfahren zur Herstellung einer Carboxymethylcellulose mit verbesserter Wasserretention |
EP1029584A4 (en) | 1998-08-11 | 2005-11-16 | Daicel Chem | SEMI-PERMEABLE CELLULOSE ACETATE MEMBRANE AND PROCESS FOR PRODUCING THE SAME |
US20090090478A1 (en) * | 2007-10-05 | 2009-04-09 | Hollomon Martha G | Selectivity improvement in oxygen delignification and bleaching of lignocellulose pulp using singlet oxygen |
EP3339504A1 (en) * | 2016-12-22 | 2018-06-27 | Lenzing Aktiengesellschaft | Method of pulping cotton-based raw material |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE143037C (no) * | ||||
AT143295B (no) * | 1934-03-09 | |||
US2219490A (en) * | 1938-06-21 | 1940-10-29 | Pisarev David | Dressing of fibrous materials |
SE314581B (no) * | 1968-10-29 | 1969-09-08 | Mo Och Domsjoe Ab | |
SE360128C (sv) * | 1970-08-25 | 1983-10-31 | Mo Och Domsjoe Ab | Sett att bleka cellulosamassa med en syreinnehallande gas i nervaro av alkali |
US4087316A (en) * | 1975-09-02 | 1978-05-02 | Cotton Incorporated | Process for obtaining seed hull commodities including cellulosic fibers and xylitol |
DE3241446A1 (de) * | 1981-11-11 | 1983-05-19 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung nahezu farbloser textilausruestungsmittel auf glyoxalbasis |
DE3524596A1 (de) * | 1985-07-10 | 1987-01-15 | Akzo Gmbh | Dialysemembran aus modifizierter cellulose mit verbesserter biokompatibilitaet |
DE3572771D1 (en) * | 1984-08-18 | 1989-10-12 | Akzo Gmbh | Modified cellulose dialysis membrane with improved biocompatibility |
DE3633737A1 (de) * | 1986-10-03 | 1988-04-14 | Akzo Gmbh | Verfahren zum behandeln von cellulosischen rohstoffen |
US4882106A (en) * | 1987-02-27 | 1989-11-21 | Baxter Travenol Laboratories, Inc. | Methods of manufacturing nucleophilic material modified for improved biocompatibility |
CA1300322C (en) * | 1987-06-08 | 1992-05-12 | Derek Hornsey | Method of bleaching or delignification of cellulose pulp with oxygen |
WO1989005881A1 (en) * | 1987-12-21 | 1989-06-29 | Aga Aktiebolag | A method of bleaching cotton |
DE3906737A1 (de) * | 1989-03-03 | 1990-09-13 | Deutsches Textilforschzentrum | Verfahren zum mercerisieren, laugieren oder abkochen |
DE3929150A1 (de) * | 1989-09-02 | 1991-03-07 | Akzo Gmbh | Cellulosische membranen |
DE4017745A1 (de) * | 1990-06-01 | 1991-12-05 | Akzo Gmbh | Dialysemembran aus polysaccharidether |
DE4035813A1 (de) * | 1990-11-10 | 1992-05-14 | Akzo Gmbh | Sauerstoffbleichung |
DE4201430A1 (de) * | 1992-01-21 | 1993-07-22 | Kleinewefers Ramisch Gmbh | Verfahren und vorrichtung zum mercerisieren und laugieren einer textilware |
-
1994
- 1994-10-04 EP EP94115544A patent/EP0647466A3/de not_active Withdrawn
- 1994-10-05 NO NO943730A patent/NO943730L/no unknown
- 1994-10-07 JP JP6243822A patent/JPH07165938A/ja active Pending
- 1994-10-11 US US08/321,302 patent/US5609762A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0647466A3 (de) | 1996-01-17 |
US5609762A (en) | 1997-03-11 |
NO943730L (no) | 1995-04-10 |
EP0647466A2 (de) | 1995-04-12 |
JPH07165938A (ja) | 1995-06-27 |
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