DE237368C - - Google Patents
Info
- Publication number
- DE237368C DE237368C DENDAT237368D DE237368DA DE237368C DE 237368 C DE237368 C DE 237368C DE NDAT237368 D DENDAT237368 D DE NDAT237368D DE 237368D A DE237368D A DE 237368DA DE 237368 C DE237368 C DE 237368C
- Authority
- DE
- Germany
- Prior art keywords
- salts
- indigo
- production
- air
- finely divided
- 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
- 150000003839 salts Chemical class 0.000 claims 2
- 239000011780 sodium chloride Substances 0.000 claims 2
- 229940097275 Indigo Drugs 0.000 claims 1
- COHYTHOBJLSHDF-BUHFOSPRSA-N Indigo dye Chemical compound N\1C2=CC=CC=C2C(=O)C/1=C1/C(=O)C2=CC=CC=C2N1 COHYTHOBJLSHDF-BUHFOSPRSA-N 0.000 claims 1
- 241001062009 Indigofera Species 0.000 claims 1
- 235000000177 Indigofera tinctoria Nutrition 0.000 claims 1
- -1 aromatic sulfonic acids Chemical class 0.000 claims 1
- 239000000975 dye Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 239000007800 oxidant agent Substances 0.000 claims 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
- C09B67/0077—Preparations with possibly reduced vat, sulfur or indigo dyes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Coloring (AREA)
Description
EKRLlN. GEDRUCKT IN DER REICHSDRUCKEREI.
Claims (1)
- Patent-Anspruch:Verfahren zur Herstellung von Indigofarbstoffen in fein verteilter Form, darin bestehend, daß man Indigofarbstoffleukosalze unter Zusatz von. aromatischen Sulfosäuren bzw. deren Salzen mit Luft oder anderen Oxydationsmitteln behandelt.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE237368C true DE237368C (de) |
Family
ID=496976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT237368D Active DE237368C (de) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE237368C (de) |
-
0
- DE DENDAT237368D patent/DE237368C/de active Active
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