DE216669C - - Google Patents
Info
- Publication number
- DE216669C DE216669C DENDAT216669D DE216669DA DE216669C DE 216669 C DE216669 C DE 216669C DE NDAT216669 D DENDAT216669 D DE NDAT216669D DE 216669D A DE216669D A DE 216669DA DE 216669 C DE216669 C DE 216669C
- Authority
- DE
- Germany
- Prior art keywords
- ammonia
- cellulose
- solution
- air
- container
- 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.)
- Active
Links
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 23
- 229920002678 cellulose Polymers 0.000 claims description 17
- 239000001913 cellulose Substances 0.000 claims description 17
- 229910021529 ammonia Inorganic materials 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 8
- DBNPDRYVYQWGFW-UHFFFAOYSA-N N.[Cu]=O Chemical compound N.[Cu]=O DBNPDRYVYQWGFW-UHFFFAOYSA-N 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- JJLJMEJHUUYSSY-UHFFFAOYSA-L Copper hydroxide Chemical compound [OH-].[OH-].[Cu+2] JJLJMEJHUUYSSY-UHFFFAOYSA-L 0.000 description 4
- 239000005750 Copper hydroxide Substances 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 4
- 229910001956 copper hydroxide Inorganic materials 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 241000031711 Cytophagaceae Species 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 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
- D01F2/02—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from solutions of cellulose in acids, bases or salts
- D01F2/04—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from solutions of cellulose in acids, bases or salts from cuprammonium solutions
-
- 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
- C08B1/006—Preparation of cuprammonium cellulose solutions
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biochemistry (AREA)
- Textile Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE216669T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE216669C true DE216669C (enrdf_load_html_response) |
Family
ID=5830185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT216669D Active DE216669C (enrdf_load_html_response) |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE216669C (enrdf_load_html_response) |
| FR (1) | FR386339A (enrdf_load_html_response) |
-
0
- FR FR386339D patent/FR386339A/fr active Active
- DE DENDAT216669D patent/DE216669C/de active Active
Also Published As
| Publication number | Publication date |
|---|---|
| FR386339A (enrdf_load_html_response) |
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