DE237449C - - Google Patents
Info
- Publication number
- DE237449C DE237449C DENDAT237449D DE237449DA DE237449C DE 237449 C DE237449 C DE 237449C DE NDAT237449 D DENDAT237449 D DE NDAT237449D DE 237449D A DE237449D A DE 237449DA DE 237449 C DE237449 C DE 237449C
- Authority
- DE
- Germany
- Prior art keywords
- hydrosulphite
- possibly
- magnesium
- brought
- reaction
- 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
- HBTWGMIMUCIONH-UHFFFAOYSA-L [Mg+2].[O-]S(=O)S([O-])=O Chemical compound [Mg+2].[O-]S(=O)S([O-])=O HBTWGMIMUCIONH-UHFFFAOYSA-L 0.000 claims 1
- 239000003513 alkali Substances 0.000 claims 1
- 229910052783 alkali metal Inorganic materials 0.000 claims 1
- 150000001340 alkali metals Chemical class 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- GRWZHXKQBITJKP-UHFFFAOYSA-L dithionite(2-) Chemical compound [O-]S(=O)S([O-])=O GRWZHXKQBITJKP-UHFFFAOYSA-L 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/64—Thiosulfates; Dithionites; Polythionates
- C01B17/66—Dithionites or hydrosulfites (S2O42-)
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE237449C true DE237449C (zh) |
Family
ID=497053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT237449D Active DE237449C (zh) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE237449C (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0639665A1 (de) * | 1993-08-20 | 1995-02-22 | Ciba-Geigy Ag | Phosphatfreies Reduktionsbleichmittel |
-
0
- DE DENDAT237449D patent/DE237449C/de active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0639665A1 (de) * | 1993-08-20 | 1995-02-22 | Ciba-Geigy Ag | Phosphatfreies Reduktionsbleichmittel |
| US5547475A (en) * | 1993-08-20 | 1996-08-20 | Ciba-Geigy Corporation | Phosphate-free reduction bleaching formulation |
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