DE176617C - - Google Patents
Info
- Publication number
- DE176617C DE176617C DENDAT176617D DE176617DA DE176617C DE 176617 C DE176617 C DE 176617C DE NDAT176617 D DENDAT176617 D DE NDAT176617D DE 176617D A DE176617D A DE 176617DA DE 176617 C DE176617 C DE 176617C
- Authority
- DE
- Germany
- Prior art keywords
- indigo
- solution
- halogen
- homologues
- white
- 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
- 241001062009 Indigofera Species 0.000 claims description 11
- 235000000177 Indigofera tinctoria Nutrition 0.000 claims description 11
- 229910052736 halogen Inorganic materials 0.000 claims description 5
- 150000002367 halogens Chemical class 0.000 claims description 5
- VIFKLIUAPGUEBV-UHFFFAOYSA-N 2-(3-hydroxy-1H-indol-2-yl)-1H-indol-3-ol Chemical compound N1C2=CC=CC=C2C(O)=C1C1=C(O)C2=CC=CC=C2N1 VIFKLIUAPGUEBV-UHFFFAOYSA-N 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 2
- 229940097275 Indigo Drugs 0.000 description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- YCBBRNFFVPXEGQ-BUHFOSPRSA-N (2E)-5-bromo-2-(5-bromo-3-oxo-1H-indol-2-ylidene)-1H-indol-3-one Chemical compound N/1C2=CC=C(Br)C=C2C(=O)C\1=C1/NC2=CC=C(Br)C=C2C1=O YCBBRNFFVPXEGQ-BUHFOSPRSA-N 0.000 description 2
- YEQRASMGLPZYDE-UHFFFAOYSA-N Indoxyl Chemical group C1=CC=C[C]2C(O)=CN=C21 YEQRASMGLPZYDE-UHFFFAOYSA-N 0.000 description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 239000003638 reducing agent Substances 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001603 reducing Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 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)
- Indole Compounds (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE176617C true DE176617C (fr) |
Family
ID=441178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT176617D Active DE176617C (fr) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE176617C (fr) |
-
0
- DE DENDAT176617D patent/DE176617C/de active Active
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