DE140792C - - Google Patents
Info
- Publication number
- DE140792C DE140792C DENDAT140792D DE140792DA DE140792C DE 140792 C DE140792 C DE 140792C DE NDAT140792 D DENDAT140792 D DE NDAT140792D DE 140792D A DE140792D A DE 140792DA DE 140792 C DE140792 C DE 140792C
- Authority
- DE
- Germany
- Prior art keywords
- dye
- solution
- caustic
- modification
- july
- 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
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 5
- 239000003518 caustics Substances 0.000 claims description 2
- 239000000155 melt Substances 0.000 claims 1
- 238000012986 modification Methods 0.000 claims 1
- 230000004048 modification Effects 0.000 claims 1
- 230000007935 neutral effect Effects 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- 235000011121 sodium hydroxide Nutrition 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 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
- C09B49/00—Sulfur dyes
- C09B49/08—Sulfur dyes from urea derivatives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE140792C true DE140792C (https=) |
Family
ID=408453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT140792D Active DE140792C (https=) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE140792C (https=) |
-
0
- DE DENDAT140792D patent/DE140792C/de active Active
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