DE235310C - - Google Patents
Info
- Publication number
- DE235310C DE235310C DENDAT235310D DE235310DA DE235310C DE 235310 C DE235310 C DE 235310C DE NDAT235310 D DENDAT235310 D DE NDAT235310D DE 235310D A DE235310D A DE 235310DA DE 235310 C DE235310 C DE 235310C
- Authority
- DE
- Germany
- Prior art keywords
- hydrosulfites
- nitrilomethylene
- metasulfites
- bisulfites
- expedient
- 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
- GRWZHXKQBITJKP-UHFFFAOYSA-L dithionite(2-) Chemical class [O-]S(=O)S([O-])=O GRWZHXKQBITJKP-UHFFFAOYSA-L 0.000 claims 2
- 230000002378 acidificating Effects 0.000 claims 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M bisulfite Chemical class OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000006297 dehydration reaction Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- -1 nitrilomethylene sulfoxylic acid salts Chemical class 0.000 claims 1
- 239000011780 sodium chloride Substances 0.000 claims 1
- 239000000126 substance 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
ÖERLIN. GEDRUCKT IN DER REICHSDRUCKEREi.
jlju 1j?Jä!js Ia feifei
Claims (1)
- Patent-Anspruch:Verfahren zur direkten Herstellung von wasserfreien Hydrosulfiten, dadurch gekennzeichnet, daß man nitrilomethylensulfoxylsaure Salze mit Bisulfiten oder Metasulfiten bei Temperaturen behandelt, die oberhalb der Entwässerungstemperatur der betreffenden Hydrosulfite liegen, zweckmäßig unter Zusatz von so viel alkalisch reagierenden Substanzen, daß der Eintritt saurer Reaktion vermieden wird.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE235310C true DE235310C (de) |
Family
ID=495098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT235310D Active DE235310C (de) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE235310C (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7001160B2 (en) | 2000-09-12 | 2006-02-21 | Dc Shoes, Inc. | Shoe with inflatable bladder and secure deflation valve |
-
0
- DE DENDAT235310D patent/DE235310C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7001160B2 (en) | 2000-09-12 | 2006-02-21 | Dc Shoes, Inc. | Shoe with inflatable bladder and secure deflation valve |
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