NO309872B1 - FremgangsmÕte for transport av celluloseoppløsninger gjennom rør samt fremgangsmÕte for fremstilling av et formet celluloseprodukt - Google Patents
FremgangsmÕte for transport av celluloseoppløsninger gjennom rør samt fremgangsmÕte for fremstilling av et formet celluloseprodukt Download PDFInfo
- Publication number
- NO309872B1 NO309872B1 NO954812A NO954812A NO309872B1 NO 309872 B1 NO309872 B1 NO 309872B1 NO 954812 A NO954812 A NO 954812A NO 954812 A NO954812 A NO 954812A NO 309872 B1 NO309872 B1 NO 309872B1
- Authority
- NO
- Norway
- Prior art keywords
- cellulose
- solution
- pipe
- temperature
- tube
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 51
- 229920002678 cellulose Polymers 0.000 title claims description 45
- 239000001913 cellulose Substances 0.000 title claims description 45
- 238000004519 manufacturing process Methods 0.000 title description 9
- LFTLOKWAGJYHHR-UHFFFAOYSA-N N-methylmorpholine N-oxide Chemical compound CN1(=O)CCOCC1 LFTLOKWAGJYHHR-UHFFFAOYSA-N 0.000 claims description 12
- ZTHYODDOHIVTJV-UHFFFAOYSA-N Propyl gallate Chemical group CCCOC(=O)C1=CC(O)=C(O)C(O)=C1 ZTHYODDOHIVTJV-UHFFFAOYSA-N 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000000654 additive Substances 0.000 claims description 7
- 230000000996 additive effect Effects 0.000 claims description 7
- 238000000354 decomposition reaction Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 229940075579 propyl gallate Drugs 0.000 claims description 5
- 235000010388 propyl gallate Nutrition 0.000 claims description 5
- 239000000473 propyl gallate Substances 0.000 claims description 5
- 229920003043 Cellulose fiber Polymers 0.000 claims description 4
- 238000005345 coagulation Methods 0.000 claims description 4
- 230000015271 coagulation Effects 0.000 claims description 4
- 230000009969 flowable effect Effects 0.000 claims description 4
- 238000004090 dissolution Methods 0.000 claims description 3
- 229920000875 Dissolving pulp Polymers 0.000 claims description 2
- 239000002023 wood Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 33
- 239000002019 doping agent Substances 0.000 description 20
- 239000002904 solvent Substances 0.000 description 17
- 238000006243 chemical reaction Methods 0.000 description 8
- 238000001816 cooling Methods 0.000 description 7
- 150000003512 tertiary amines Chemical class 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 6
- 239000000835 fiber Substances 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 239000013529 heat transfer fluid Substances 0.000 description 4
- 238000009987 spinning Methods 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 230000002269 spontaneous effect Effects 0.000 description 3
- 229920000297 Rayon Polymers 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 241000220317 Rosa Species 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- ZOOODBUHSVUZEM-UHFFFAOYSA-N ethoxymethanedithioic acid Chemical compound CCOC(S)=S ZOOODBUHSVUZEM-UHFFFAOYSA-N 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000012991 xanthate Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
- C08B1/003—Preparation of cellulose solutions, i.e. dopes, with different possible solvents, e.g. ionic liquids
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Biochemistry (AREA)
- Artificial Filaments (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Moulding By Coating Moulds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/069,184 US5354371A (en) | 1993-05-28 | 1993-05-28 | Transport of solutions of cellulose through pipes |
| PCT/GB1994/001091 WO1994028213A1 (en) | 1993-05-28 | 1994-05-20 | Transport of solutions of cellulose through pipes |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO954812L NO954812L (no) | 1995-11-27 |
| NO954812D0 NO954812D0 (no) | 1995-11-27 |
| NO309872B1 true NO309872B1 (no) | 2001-04-09 |
Family
ID=22087282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO954812A NO309872B1 (no) | 1993-05-28 | 1995-11-27 | FremgangsmÕte for transport av celluloseoppløsninger gjennom rør samt fremgangsmÕte for fremstilling av et formet celluloseprodukt |
Country Status (28)
| Country | Link |
|---|---|
| US (2) | US5354371A (es) |
| EP (1) | EP0668941B2 (es) |
| JP (1) | JP3473770B2 (es) |
| KR (1) | KR100301788B1 (es) |
| CN (1) | CN1039250C (es) |
| AT (2) | AT855U1 (es) |
| AU (1) | AU677663B2 (es) |
| BR (1) | BR9406110A (es) |
| CA (1) | CA2163269A1 (es) |
| CZ (1) | CZ286774B6 (es) |
| DE (1) | DE69400311T3 (es) |
| DK (1) | DK0668941T3 (es) |
| ES (1) | ES2092410T5 (es) |
| FI (1) | FI106637B (es) |
| GR (1) | GR3021215T3 (es) |
| HK (1) | HK1004572A1 (es) |
| HU (1) | HU217089B (es) |
| MY (1) | MY110979A (es) |
| NO (1) | NO309872B1 (es) |
| PH (1) | PH30824A (es) |
| PL (1) | PL172875B1 (es) |
| RU (1) | RU2135650C1 (es) |
| SG (1) | SG46714A1 (es) |
| SK (1) | SK283523B6 (es) |
| TR (1) | TR28379A (es) |
| TW (1) | TW239109B (es) |
| WO (1) | WO1994028213A1 (es) |
| ZA (1) | ZA943389B (es) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5526840A (en) * | 1993-05-24 | 1996-06-18 | Courtaulds Fibres (Holdings) Limited | Emergency dump tank for congealable materials |
| EP0787166A1 (en) * | 1994-10-20 | 1997-08-06 | Courtaulds Fibres (Holdings) Limited | Stabilised solutions of polysaccharide |
| AT403057B (de) * | 1995-05-09 | 1997-11-25 | Chemiefaser Lenzing Ag | Verfahren zur herstellung cellulosischer formkörper |
| AT408547B (de) * | 1995-09-26 | 2001-12-27 | Chemiefaser Lenzing Ag | Verfahren zum transportieren einer lösung von cellulose in einem wässrigen tertiären aminoxid |
| DE19542533C2 (de) * | 1995-11-15 | 2002-11-07 | Thueringisches Inst Textil | Verfahren zur Herstellung von Sensormaterial und seine Verwendung |
| US6331354B1 (en) | 1996-08-23 | 2001-12-18 | Weyerhaeuser Company | Alkaline pulp having low average degree of polymerization values and method of producing the same |
| US6210801B1 (en) | 1996-08-23 | 2001-04-03 | Weyerhaeuser Company | Lyocell fibers, and compositions for making same |
| US6306334B1 (en) | 1996-08-23 | 2001-10-23 | The Weyerhaeuser Company | Process for melt blowing continuous lyocell fibers |
| US6471727B2 (en) | 1996-08-23 | 2002-10-29 | Weyerhaeuser Company | Lyocell fibers, and compositions for making the same |
| US6773648B2 (en) | 1998-11-03 | 2004-08-10 | Weyerhaeuser Company | Meltblown process with mechanical attenuation |
| DE10016307C2 (de) * | 2000-03-31 | 2002-05-08 | Thueringisches Inst Textil | Verfahren zur Herstellung und Verarbeitung einer Celluloselösung |
| DE10024540A1 (de) | 2000-05-18 | 2001-01-18 | Lurgi Zimmer Ag | Fluidleitungsstück mit Innentemperierung |
| DE10033406A1 (de) * | 2000-07-08 | 2002-01-17 | Alceru Schwarza Gmbh | Vorrichtung und Verfahren zum sicheren Fördern und Handhaben von spinnfähigen Celluloselösungen |
| US6500215B1 (en) | 2000-07-11 | 2002-12-31 | Sybron Chemicals, Inc. | Utility of selected amine oxides in textile technology |
| US6706162B1 (en) * | 2000-09-25 | 2004-03-16 | Applera Corporation | High speed, high resolution compositions, methods, and kits for capillary electrophoresis |
| US20040035003A1 (en) * | 2000-11-01 | 2004-02-26 | Stiles Sharidan Lorraine | Personal shaving razor |
| EP2565572A1 (de) * | 2011-09-02 | 2013-03-06 | Aurotec GmbH | Wärmetauscherleitungsystem |
| EP2565504A1 (de) | 2011-09-02 | 2013-03-06 | Aurotec GmbH | Verbindungsstück einer Transportleitung |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4246221A (en) † | 1979-03-02 | 1981-01-20 | Akzona Incorporated | Process for shaped cellulose article prepared from a solution containing cellulose dissolved in a tertiary amine N-oxide solvent |
| US4416698A (en) * | 1977-07-26 | 1983-11-22 | Akzona Incorporated | Shaped cellulose article prepared from a solution containing cellulose dissolved in a tertiary amine N-oxide solvent and a process for making the article |
| DE3034685C2 (de) * | 1980-09-13 | 1984-07-05 | Akzo Gmbh, 5600 Wuppertal | Cellulose-Form- und Spinnmasse mit geringen Anteilen an niedermolekularen Abbauprodukten |
| AT392972B (de) † | 1988-08-16 | 1991-07-25 | Chemiefaser Lenzing Ag | Verfahren zur herstellung von loesungen von cellulose sowie einrichtung zur durchfuehrung des verfahrens |
| AT395724B (de) † | 1990-12-07 | 1993-02-25 | Chemiefaser Lenzing Ag | Verfahren zur herstellung von celluloseformkoerpern |
| GB9220407D0 (en) * | 1992-09-28 | 1992-11-11 | Courtaulds Plc | Pipeline |
| US5526840A (en) † | 1993-05-24 | 1996-06-18 | Courtaulds Fibres (Holdings) Limited | Emergency dump tank for congealable materials |
-
1993
- 1993-05-28 US US08/069,184 patent/US5354371A/en not_active Expired - Lifetime
-
1994
- 1994-05-17 MY MYPI94001245A patent/MY110979A/en unknown
- 1994-05-17 TR TR00498/94A patent/TR28379A/xx unknown
- 1994-05-17 ZA ZA943389A patent/ZA943389B/xx unknown
- 1994-05-18 TW TW083104565A patent/TW239109B/zh not_active IP Right Cessation
- 1994-05-20 HU HU9503239A patent/HU217089B/hu not_active IP Right Cessation
- 1994-05-20 JP JP50035595A patent/JP3473770B2/ja not_active Expired - Lifetime
- 1994-05-20 DE DE69400311T patent/DE69400311T3/de not_active Expired - Lifetime
- 1994-05-20 CA CA002163269A patent/CA2163269A1/en not_active Abandoned
- 1994-05-20 ES ES94915636T patent/ES2092410T5/es not_active Expired - Lifetime
- 1994-05-20 PL PL94312220A patent/PL172875B1/pl not_active IP Right Cessation
- 1994-05-20 PH PH48313A patent/PH30824A/en unknown
- 1994-05-20 KR KR1019950704959A patent/KR100301788B1/ko not_active IP Right Cessation
- 1994-05-20 BR BR9406110A patent/BR9406110A/pt not_active IP Right Cessation
- 1994-05-20 SK SK1484-95A patent/SK283523B6/sk unknown
- 1994-05-20 RU RU95122619A patent/RU2135650C1/ru not_active IP Right Cessation
- 1994-05-20 DK DK94915636.8T patent/DK0668941T3/da active
- 1994-05-20 AT AT0901194U patent/AT855U1/de not_active IP Right Cessation
- 1994-05-20 CN CN94192087A patent/CN1039250C/zh not_active Expired - Lifetime
- 1994-05-20 AT AT94915636T patent/ATE140489T1/de not_active IP Right Cessation
- 1994-05-20 SG SG1996009150A patent/SG46714A1/en unknown
- 1994-05-20 WO PCT/GB1994/001091 patent/WO1994028213A1/en active IP Right Grant
- 1994-05-20 EP EP94915636A patent/EP0668941B2/en not_active Expired - Lifetime
- 1994-05-20 CZ CZ19953145A patent/CZ286774B6/cs not_active IP Right Cessation
- 1994-05-20 AU AU67271/94A patent/AU677663B2/en not_active Ceased
- 1994-05-23 US US08/247,395 patent/US5401304A/en not_active Expired - Lifetime
-
1995
- 1995-11-27 NO NO954812A patent/NO309872B1/no not_active IP Right Cessation
- 1995-11-28 FI FI955740A patent/FI106637B/fi active
-
1996
- 1996-09-13 GR GR960402410T patent/GR3021215T3/el unknown
-
1998
- 1998-05-04 HK HK98103786A patent/HK1004572A1/xx not_active IP Right Cessation
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM1K | Lapsed by not paying the annual fees |
Free format text: LAPSED IN NOVEMBER 2003 |