DE209161C - - Google Patents
Info
- Publication number
- DE209161C DE209161C DENDAT209161D DE209161DA DE209161C DE 209161 C DE209161 C DE 209161C DE NDAT209161 D DENDAT209161 D DE NDAT209161D DE 209161D A DE209161D A DE 209161DA DE 209161 C DE209161 C DE 209161C
- Authority
- DE
- Germany
- Prior art keywords
- insoluble
- viscose
- celiulosanthogenate
- matured
- freed
- 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
- 229920000297 Rayon Polymers 0.000 claims 2
- 239000003513 alkali Substances 0.000 claims 1
- 239000006227 byproduct Substances 0.000 claims 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims 1
- 230000008021 deposition Effects 0.000 claims 1
- 235000015110 jellies Nutrition 0.000 claims 1
- 239000008274 jelly Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 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
- D01F2/06—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from viscose
- D01F2/08—Composition of the spinning solution or the bath
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Description
BERLIN. GEDRUCKT IN DER UEICHSDRUCKEREi.
Claims (1)
- Patent-Anspruch :55Verfahren zur Gewinnung gereinigter Viscose mittels Abscheidung der höheren Celiulosexanthogenate aus gereiften,, un-, reinen Viscoselösungen in wasserunlöslicher Form, dadurch gekennzeichnet, daß die Abscheidung durch Einwirkung von gasförmiger Kohlensäure erfolgt, worauf die gebildete Gallerte durch Waschen von den Nebenprodukten befreit und darauf von neuem in verdünntem Alkali gelöst wird.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE209161C true DE209161C (de) |
Family
ID=471147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT209161D Active DE209161C (de) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE209161C (de) |
-
0
- DE DENDAT209161D patent/DE209161C/de active Active
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