CH165508A - Verfahren zur Herstellung von Kunstschwamm. - Google Patents
Verfahren zur Herstellung von Kunstschwamm.Info
- Publication number
- CH165508A CH165508A CH165508DA CH165508A CH 165508 A CH165508 A CH 165508A CH 165508D A CH165508D A CH 165508DA CH 165508 A CH165508 A CH 165508A
- Authority
- CH
- Switzerland
- Prior art keywords
- regeneration
- dependent
- baths
- cellulose
- sponge
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 23
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 239000002993 sponge (artificial) Substances 0.000 title claims description 5
- 230000008929 regeneration Effects 0.000 claims description 27
- 238000011069 regeneration method Methods 0.000 claims description 27
- 229920002678 cellulose Polymers 0.000 claims description 14
- 239000001913 cellulose Substances 0.000 claims description 12
- 229920000297 Rayon Polymers 0.000 claims description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 239000000243 solution Substances 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- 238000005345 coagulation Methods 0.000 claims description 7
- 230000015271 coagulation Effects 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 230000002028 premature Effects 0.000 claims description 3
- 239000012266 salt solution Substances 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000012670 alkaline solution Substances 0.000 claims description 2
- 238000000354 decomposition reaction Methods 0.000 claims description 2
- 239000000975 dye Substances 0.000 claims description 2
- ZOOODBUHSVUZEM-UHFFFAOYSA-N ethoxymethanedithioic acid Chemical compound CCOC(S)=S ZOOODBUHSVUZEM-UHFFFAOYSA-N 0.000 claims description 2
- 239000002244 precipitate Substances 0.000 claims description 2
- 239000004627 regenerated cellulose Substances 0.000 claims description 2
- 239000012991 xanthate Substances 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims 7
- 238000004090 dissolution Methods 0.000 claims 1
- 239000003513 alkali Substances 0.000 description 8
- 239000000126 substance Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000000645 desinfectant Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 240000008564 Boehmeria nivea Species 0.000 description 1
- 108010059892 Cellulase Proteins 0.000 description 1
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- 240000000491 Corchorus aestuans Species 0.000 description 1
- 235000011777 Corchorus aestuans Nutrition 0.000 description 1
- 235000010862 Corchorus capsularis Nutrition 0.000 description 1
- 240000006240 Linum usitatissimum Species 0.000 description 1
- 235000004431 Linum usitatissimum Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229940106157 cellulase Drugs 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 238000009489 vacuum treatment Methods 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
-
- 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
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)
- Artificial Filaments (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE561120T | 1930-06-05 | ||
| DEM118161D DE601436C (de) | 1930-06-05 | 1931-12-28 | Verfahren zur Herstellung von Kunstschwamm aus Viscoseloesungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH165508A true CH165508A (de) | 1933-11-30 |
Family
ID=7328985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH165508D CH165508A (de) | 1930-06-05 | 1932-12-28 | Verfahren zur Herstellung von Kunstschwamm. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1974393A (fr) |
| CH (1) | CH165508A (fr) |
| DE (1) | DE601436C (fr) |
| FR (1) | FR42832E (fr) |
| GB (1) | GB392483A (fr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2504208A (en) * | 1945-12-21 | 1950-04-18 | Celanese Corp | Process of producing porous materials |
| DE882198C (de) * | 1949-10-29 | 1953-07-06 | Bernhard Gotthart | Schuheinlegesohle und Verfahren zu deren Herstellung |
| US2706159A (en) * | 1951-03-09 | 1955-04-12 | American Enka Corp | Manufacture of artificial sponges |
| DE1013263B (de) * | 1954-02-17 | 1957-08-08 | Deutsche Edelstahlwerke Ag | Verfahren zur Herstellung von Filtern aus koernigem Kunststoff |
| US2853395A (en) * | 1954-03-12 | 1958-09-23 | Du Pont | Cellulosic sponge process |
| US3131076A (en) * | 1961-05-04 | 1964-04-28 | Courtaulds Ltd | Process for making cellulose sponge |
| AT402932B (de) * | 1995-12-22 | 1997-09-25 | Chemiefaser Lenzing Ag | Celluloseschwamm und verfahren zu dessen herstellung |
-
1931
- 1931-12-28 DE DEM118161D patent/DE601436C/de not_active Expired
-
1932
- 1932-12-19 FR FR42832D patent/FR42832E/fr not_active Expired
- 1932-12-22 GB GB36338/32A patent/GB392483A/en not_active Expired
- 1932-12-27 US US649114A patent/US1974393A/en not_active Expired - Lifetime
- 1932-12-28 CH CH165508D patent/CH165508A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US1974393A (en) | 1934-09-18 |
| DE601436C (de) | 1934-08-15 |
| GB392483A (en) | 1933-05-18 |
| FR42832E (fr) | 1933-11-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3906737C2 (fr) | ||
| CH165508A (de) | Verfahren zur Herstellung von Kunstschwamm. | |
| DE546350C (de) | Verfahren zur Behandlung von Textilmaterialien | |
| DE567296C (de) | Verfahren zur Herstellung von spinnfaehigen Bastfasern | |
| DE807439C (de) | Verfahren zur Herstellung von Kunstschwaemmen aus Viskose | |
| AT103332B (de) | Verfahren zur Herstellung von Kunstschwamm. | |
| DE2324687C3 (de) | Verfahren zum Färben von Celluloseprodukten | |
| AT134286B (de) | Verfahren zur Herstellung von Kuntschwämmen. | |
| DE935934C (de) | Verfahren zur Herstellung kuenstlicher Schwaemme aus Viscose | |
| DE570894C (de) | Verfahren zur Erzeugung geformter Kunstmassen durch Koagulieren von Viscose | |
| DE650059C (de) | Verfahren zur Herstellung kuenstlicher Seide aus Meeresalgen | |
| DE507759C (de) | Verfahren zum Bleichen ungebaeuchter Pflanzenfasern (insbesondere Baumwolle) mit aetzalkalischen Wasserstoffsuperoxydloesungen | |
| DE454928C (de) | Verfahren zur Behandlung von pflanzlichen Fasern, Garnen oder Geweben | |
| AT162298B (de) | Verfahren zur Herstellung von Gebilden aus Kunstschwämmen aus Viskose. | |
| DE163660C (fr) | ||
| DE435487C (de) | Verfahren zur Herstellung von Kunstschwamm | |
| DE345314C (de) | Verfahren zur Gewinnung von Zellulose aus Pflanzenstoffen auf kaltem Wege ohne Anwendung von Druck | |
| DE735019C (de) | Verfahren zum Auflockern und zur Verhinderung von Verklebungen von nach ueblichen Methoden nassbehandelten Pflanzenfasern | |
| CH122788A (de) | Verfahren zur Herstellung von Kunstfäden aus Viskose. | |
| DE533647C (de) | Verfahren zur Gewinnung von Zellstoff aus Pflanzenfaserstoffen mittels Chlors | |
| DE407500C (de) | Verfahren zur Gewinnung von reinen Zellulosefasern aus zellulosehaltigen, durch inkrustierende Begleitstoffe verunreinigten Materialien, wie Zellstoff und pflanzlichen Faserstoffen | |
| AT118244B (de) | Verfahren zur Herstellung von Kunstschwamm. | |
| DE704823C (de) | Verfahren zur Herstellung von Baumwollersatz aus Hanf | |
| DE289742C (fr) | ||
| DE64457C (de) | Verfahren zur Verseidung von Geweben |