TW200418558A - Process for the production of a porous cellulosic body - Google Patents
Process for the production of a porous cellulosic body Download PDFInfo
- Publication number
- TW200418558A TW200418558A TW093101667A TW93101667A TW200418558A TW 200418558 A TW200418558 A TW 200418558A TW 093101667 A TW093101667 A TW 093101667A TW 93101667 A TW93101667 A TW 93101667A TW 200418558 A TW200418558 A TW 200418558A
- Authority
- TW
- Taiwan
- Prior art keywords
- cellulose
- aqueous medium
- porous
- patent application
- medium
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title abstract description 3
- 229920002678 cellulose Polymers 0.000 claims abstract description 100
- 239000001913 cellulose Substances 0.000 claims abstract description 100
- 239000002904 solvent Substances 0.000 claims abstract description 28
- 239000012736 aqueous medium Substances 0.000 claims abstract description 26
- 239000002609 medium Substances 0.000 claims abstract description 13
- 150000003512 tertiary amines Chemical class 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 6
- 238000006116 polymerization reaction Methods 0.000 claims abstract description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 13
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 11
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 8
- 239000001569 carbon dioxide Substances 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 150000001412 amines Chemical class 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 3
- 125000004432 carbon atom Chemical group C* 0.000 claims description 2
- 239000003989 dielectric material Substances 0.000 claims description 2
- 239000007772 electrode material Substances 0.000 claims description 2
- 239000000446 fuel Substances 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 238000000197 pyrolysis Methods 0.000 claims description 2
- 239000000243 solution Substances 0.000 claims 4
- 239000000969 carrier Substances 0.000 claims 2
- 239000000126 substance Substances 0.000 claims 2
- 239000003054 catalyst Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 claims 1
- 239000011810 insulating material Substances 0.000 claims 1
- 239000012457 nonaqueous media Substances 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- LFTLOKWAGJYHHR-UHFFFAOYSA-N N-methylmorpholine N-oxide Chemical compound CN1(=O)CCOCC1 LFTLOKWAGJYHHR-UHFFFAOYSA-N 0.000 abstract description 5
- 230000001376 precipitating effect Effects 0.000 abstract description 4
- 239000011324 bead Substances 0.000 description 16
- 238000001035 drying Methods 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 239000004964 aerogel Substances 0.000 description 10
- 239000011148 porous material Substances 0.000 description 9
- 239000000499 gel Substances 0.000 description 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000003960 organic solvent Substances 0.000 description 6
- 229920000297 Rayon Polymers 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000000352 supercritical drying Methods 0.000 description 4
- 239000002270 dispersing agent Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000004966 Carbon aerogel Substances 0.000 description 2
- 229920002301 cellulose acetate Polymers 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- LHHLBUGXFMVKRO-UHFFFAOYSA-N 4-oxido-4-propylmorpholin-4-ium Chemical compound CCC[N+]1([O-])CCOCC1 LHHLBUGXFMVKRO-UHFFFAOYSA-N 0.000 description 1
- GJCOSYZMQJWQCA-UHFFFAOYSA-N 9H-xanthene Chemical compound C1=CC=C2CC3=CC=CC=C3OC2=C1 GJCOSYZMQJWQCA-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- GNHQSAUHXKRQMC-UHFFFAOYSA-N benzene;chlorine Chemical compound [Cl].C1=CC=CC=C1 GNHQSAUHXKRQMC-UHFFFAOYSA-N 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- ZOOODBUHSVUZEM-UHFFFAOYSA-N ethoxymethanedithioic acid Chemical compound CCOC(S)=S ZOOODBUHSVUZEM-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N formaldehyde Substances O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 239000004434 industrial solvent Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 229920006122 polyamide resin Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 229910052704 radon Inorganic materials 0.000 description 1
- SYUHGPGVQRZVTB-UHFFFAOYSA-N radon atom Chemical compound [Rn] SYUHGPGVQRZVTB-UHFFFAOYSA-N 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000011240 wet gel Substances 0.000 description 1
- 229920001285 xanthan gum Polymers 0.000 description 1
- 239000012991 xanthate Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
- C08J2201/054—Precipitating the polymer by adding a non-solvent or a different solvent
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/08—Supercritical fluid
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0007103A AT412404B (de) | 2003-01-20 | 2003-01-20 | Verfahren zur herstellung eines porösen cellulosischen körpers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW200418558A true TW200418558A (en) | 2004-10-01 |
Family
ID=32686600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW093101667A TW200418558A (en) | 2003-01-20 | 2004-01-20 | Process for the production of a porous cellulosic body |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1585772A1 (de) |
| AT (1) | AT412404B (de) |
| TW (1) | TW200418558A (de) |
| WO (1) | WO2004065424A1 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006049179B4 (de) * | 2006-10-18 | 2016-07-07 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Aerogelfasern, Verfahren zu deren Herstellung sowie deren Verwendung |
| DE102010011808A1 (de) | 2010-03-18 | 2011-11-17 | Blue Globe Energy Gmbh | Poröser Cellulose-Festkörper, dessen Herstellung und Verwendung als Zellwachstumssubstrat |
| DE102013111459A1 (de) * | 2013-10-17 | 2015-04-23 | Elringklinger Ag | Akustisch wirksame Abschirmteile und Abdeckungen |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3553132A (en) * | 1968-02-26 | 1971-01-05 | Celanese Corp | Heat and flame resistant pyrolyzed cellular material and process of making same |
| SE434848B (sv) * | 1976-04-22 | 1984-08-20 | Purdue Research Foundation | Forfaringssett for framstellning av porosa cellulosaperlor |
| US5169687A (en) * | 1988-09-16 | 1992-12-08 | University Of South Florida | Supercritical fluid-aided treatment of porous materials |
| NZ336994A (en) * | 1997-12-14 | 2001-08-31 | Thuringisches Inst Fur Textil | Method for producing regular porous cellulose pearls with particle size 2 and 50 micrometers |
| DE19755353C1 (de) * | 1997-12-14 | 1999-04-29 | Thueringisches Inst Textil | Verfahren zur Herstellung regulärer, poröser Perlcellulosen und ihre Verwendung |
| DE10102334C2 (de) * | 2001-01-19 | 2003-12-04 | Thueringisches Inst Textil | Verfahren zur Herstellung von regulären, monodispersen Celluloseperlen und ihre Verwendung |
-
2003
- 2003-01-20 AT AT0007103A patent/AT412404B/de not_active IP Right Cessation
-
2004
- 2004-01-19 WO PCT/AT2004/000013 patent/WO2004065424A1/de not_active Ceased
- 2004-01-19 EP EP04703120A patent/EP1585772A1/de not_active Withdrawn
- 2004-01-20 TW TW093101667A patent/TW200418558A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ATA712003A (de) | 2004-07-15 |
| EP1585772A1 (de) | 2005-10-19 |
| WO2004065424A1 (de) | 2004-08-05 |
| AT412404B (de) | 2005-02-25 |
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| TW200418558A (en) | Process for the production of a porous cellulosic body |