DE235219C - - Google Patents
Info
- Publication number
- DE235219C DE235219C DENDAT235219D DE235219DA DE235219C DE 235219 C DE235219 C DE 235219C DE NDAT235219 D DENDAT235219 D DE NDAT235219D DE 235219D A DE235219D A DE 235219DA DE 235219 C DE235219 C DE 235219C
- Authority
- DE
- Germany
- Prior art keywords
- copper
- solutions
- basic
- ammonia
- cellulose
- 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
- 229920002678 cellulose Polymers 0.000 description 11
- 239000001913 cellulose Substances 0.000 description 11
- ARUVKPQLZAKDPS-UHFFFAOYSA-L Copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 8
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 7
- KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
- 229910000365 copper sulfate Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- DBNPDRYVYQWGFW-UHFFFAOYSA-N N.[Cu]=O Chemical compound N.[Cu]=O DBNPDRYVYQWGFW-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- UGWKCNDTYUOTQZ-UHFFFAOYSA-N copper;sulfuric acid Chemical compound [Cu].OS(O)(=O)=O UGWKCNDTYUOTQZ-UHFFFAOYSA-N 0.000 description 2
- 235000011118 potassium hydroxide Nutrition 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-N Carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- OTYBMLCTZGSZBG-UHFFFAOYSA-L Potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052939 potassium sulfate Inorganic materials 0.000 description 1
- 235000011151 potassium sulphates Nutrition 0.000 description 1
- 230000001376 precipitating Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE235219C true DE235219C (cs) |
Family
ID=495016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT235219D Active DE235219C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE235219C (cs) |
-
0
- DE DENDAT235219D patent/DE235219C/de active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE235219C (cs) | ||
| DE570031C (de) | Verfahren zur Darstellung von Alkylencyanhydrinen | |
| DE260061C (cs) | ||
| DE264005C (cs) | ||
| DE2657995B2 (de) | Farbstoffpräparation, ihre Herstellung und Verwendung | |
| DE242776C (cs) | ||
| DE2009374A1 (cs) | ||
| DE1810131C3 (de) | Verfahren zur Aufbereitung einer Aminhydrochlorid und Kupfermetall enthaltenden Cupro-chloro-amin-Komplex-Schmelze | |
| DE77437C (de) | Verfahren zur Darstellung von Rhodanzinkdoppelsalzen der Cocaalkaloi'de | |
| DE292616C (cs) | ||
| DE244816C (cs) | ||
| DE539330C (de) | Verfahren zur Herstellung von Salzen der Thiodiglykolsaeure mit Erdalkalimetallen | |
| DE491405C (de) | Verfahren zur Herstellung konzentrierter Loesungen des Trimercuri-diaceton-hydrats | |
| DE481994C (de) | Verfahren zur Darstellung von Diarylguanidinen | |
| DE252875C (cs) | ||
| DE228139C (cs) | ||
| DE197250C (cs) | ||
| DE854209C (de) | Verfahren zur Herstellung von schwerloeslichen, basischen Kupferverbindungen | |
| DE211696C (cs) | ||
| DE193349C (cs) | ||
| DE191731C (cs) | ||
| DE642380C (de) | Verfahren zur Darstellung der 6-Amino-2-oxynaphthalin-3-carbonsaeure | |
| DE262833C (cs) | ||
| DE240082C (cs) | ||
| DE623372C (cs) |