DE196501C - - Google Patents
Info
- Publication number
- DE196501C DE196501C DENDAT196501D DE196501DA DE196501C DE 196501 C DE196501 C DE 196501C DE NDAT196501 D DENDAT196501 D DE NDAT196501D DE 196501D A DE196501D A DE 196501DA DE 196501 C DE196501 C DE 196501C
- Authority
- DE
- Germany
- Prior art keywords
- leuco compound
- air
- solution
- dye
- free
- 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
- 150000001875 compounds Chemical class 0.000 claims description 11
- 239000003638 reducing agent Substances 0.000 claims description 4
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- FCEHBMOGCRZNNI-UHFFFAOYSA-N Benzothiophene Chemical compound C1=CC=C2SC=CC2=C1 FCEHBMOGCRZNNI-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 239000000243 solution Substances 0.000 description 6
- 239000002253 acid Substances 0.000 description 4
- 239000000975 dye Substances 0.000 description 4
- GRWZHXKQBITJKP-UHFFFAOYSA-L dithionite(2-) Chemical compound [O-]S(=O)S([O-])=O GRWZHXKQBITJKP-UHFFFAOYSA-L 0.000 description 3
- 235000011121 sodium hydroxide Nutrition 0.000 description 3
- 159000000000 sodium salts Chemical group 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 150000007513 acids Chemical class 0.000 description 2
- WQZGKKKJIJFFOK-GASJEMHNSA-N D-Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- 241000396922 Pontia daplidice Species 0.000 description 1
- JOUDBUYBGJYFFP-FOCLMDBBSA-N Thioindigo Chemical compound S\1C2=CC=CC=C2C(=O)C/1=C1/C(=O)C2=CC=CC=C2S1 JOUDBUYBGJYFFP-FOCLMDBBSA-N 0.000 description 1
- 230000002378 acidificating Effects 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- -1 alkali metal salts Chemical class 0.000 description 1
- 150000001447 alkali salts Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000011780 sodium chloride Substances 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)
- Heat Sensitive Colour Forming Recording (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE196501C true DE196501C (da) |
Family
ID=459476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT196501D Active DE196501C (da) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE196501C (da) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE845336C (de) * | 1950-07-18 | 1952-07-31 | Schroers Co Textilausruest | Verfahren zur Erzeugung hochdisperser Pulverformen von Kuepenfarbstoffen |
-
0
- DE DENDAT196501D patent/DE196501C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE845336C (de) * | 1950-07-18 | 1952-07-31 | Schroers Co Textilausruest | Verfahren zur Erzeugung hochdisperser Pulverformen von Kuepenfarbstoffen |
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