RU99126203A - METHOD FOR CLEANING SODIUM CHLORIDE SOLUTION - Google Patents
METHOD FOR CLEANING SODIUM CHLORIDE SOLUTIONInfo
- Publication number
- RU99126203A RU99126203A RU99126203/12A RU99126203A RU99126203A RU 99126203 A RU99126203 A RU 99126203A RU 99126203/12 A RU99126203/12 A RU 99126203/12A RU 99126203 A RU99126203 A RU 99126203A RU 99126203 A RU99126203 A RU 99126203A
- Authority
- RU
- Russia
- Prior art keywords
- chloride solution
- sodium chloride
- paa
- flocculant
- structural formula
- Prior art date
Links
- FAPWRFPIFSIZLT-UHFFFAOYSA-M sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 title claims 4
- 239000011780 sodium chloride Substances 0.000 title claims 2
- 238000004140 cleaning Methods 0.000 title 1
- 229920002401 polyacrylamide Polymers 0.000 claims 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 3
- RESSOZOGQXKCKT-UHFFFAOYSA-N ethene;propane-1,2-diol Chemical class C=C.CC(O)CO RESSOZOGQXKCKT-UHFFFAOYSA-N 0.000 claims 2
- 239000012267 brine Substances 0.000 claims 1
- 229910001424 calcium ion Inorganic materials 0.000 claims 1
- 239000003518 caustics Substances 0.000 claims 1
- 239000003153 chemical reaction reagent Substances 0.000 claims 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N diethyl ether Chemical class CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 1
- 238000005188 flotation Methods 0.000 claims 1
- 230000003993 interaction Effects 0.000 claims 1
- 229910001425 magnesium ion Inorganic materials 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 239000000243 solution Substances 0.000 claims 1
Claims (1)
и этиловых эфиров этиленпропилен гликолей общей структурной формулы:
при n=2-3;
m=2-5.The method of purification of sodium chloride solution by soda-caustic method from calcium and magnesium ions in the presence of flocculant - hydrolyzed polyacrylamide (PAA), characterized in that, in order to improve the quality of the brine, increase the runtime of electrolyzers with filter diaphragm, reduce the consumption of PAA as flocculant is used the product of the interaction of PAA, sodium hydroxide and flotation reagent OPG-3, consisting of a mixture of ethylene propylene glycols of the general structural formula:
and ethyl ethers of ethylene propylene glycols of the general structural formula:
when n = 2-3;
m = 2-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU99126203/12A RU2176616C2 (en) | 1999-12-10 | 1999-12-10 | Method of purifying sodium chloride solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU99126203/12A RU2176616C2 (en) | 1999-12-10 | 1999-12-10 | Method of purifying sodium chloride solution |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU99126203A true RU99126203A (en) | 2001-09-20 |
| RU2176616C2 RU2176616C2 (en) | 2001-12-10 |
Family
ID=20228052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU99126203/12A RU2176616C2 (en) | 1999-12-10 | 1999-12-10 | Method of purifying sodium chloride solution |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2176616C2 (en) |
-
1999
- 1999-12-10 RU RU99126203/12A patent/RU2176616C2/en not_active IP Right Cessation
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