CA1156599A - Process for purifying aqueous solution of alkali metal halide for electrolysis - Google Patents
Process for purifying aqueous solution of alkali metal halide for electrolysisInfo
- Publication number
- CA1156599A CA1156599A CA000310253A CA310253A CA1156599A CA 1156599 A CA1156599 A CA 1156599A CA 000310253 A CA000310253 A CA 000310253A CA 310253 A CA310253 A CA 310253A CA 1156599 A CA1156599 A CA 1156599A
- Authority
- CA
- Canada
- Prior art keywords
- alkali metal
- aqueous solution
- solution
- metal halide
- phosphate ion
- 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.)
- Expired
Links
- 239000007864 aqueous solution Substances 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title claims abstract description 33
- 229910001508 alkali metal halide Inorganic materials 0.000 title claims abstract description 29
- 150000008045 alkali metal halides Chemical class 0.000 title claims abstract description 29
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 18
- 229910001424 calcium ion Inorganic materials 0.000 claims abstract description 32
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 claims abstract description 30
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims abstract description 21
- 229940085991 phosphate ion Drugs 0.000 claims abstract description 20
- 239000000243 solution Substances 0.000 claims abstract description 14
- 239000002244 precipitate Substances 0.000 claims abstract description 9
- 238000006243 chemical reaction Methods 0.000 claims abstract description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 40
- 239000011780 sodium chloride Substances 0.000 claims description 20
- 235000011007 phosphoric acid Nutrition 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 6
- 229910052783 alkali metal Inorganic materials 0.000 claims description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 4
- -1 alkali metal triphosphates Chemical class 0.000 claims description 4
- 229910000318 alkali metal phosphate Inorganic materials 0.000 claims description 3
- 150000001340 alkali metals Chemical class 0.000 claims description 3
- 229910021529 ammonia Inorganic materials 0.000 claims description 2
- 235000011180 diphosphates Nutrition 0.000 claims description 2
- 150000003016 phosphoric acids Chemical class 0.000 claims description 2
- 239000001226 triphosphate Substances 0.000 claims description 2
- 235000011178 triphosphate Nutrition 0.000 claims description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 15
- 229910001425 magnesium ion Inorganic materials 0.000 description 15
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 10
- 150000001768 cations Chemical class 0.000 description 9
- 239000011575 calcium Substances 0.000 description 7
- 150000003839 salts Chemical class 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- 239000011777 magnesium Substances 0.000 description 5
- 239000012528 membrane Substances 0.000 description 5
- 229910000029 sodium carbonate Inorganic materials 0.000 description 5
- 239000003014 ion exchange membrane Substances 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 239000006228 supernatant Substances 0.000 description 4
- 229910000406 trisodium phosphate Inorganic materials 0.000 description 4
- 229910019142 PO4 Inorganic materials 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 3
- 239000013522 chelant Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 235000021317 phosphate Nutrition 0.000 description 3
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005342 ion exchange Methods 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- PQUXFUBNSYCQAL-UHFFFAOYSA-N 1-(2,3-difluorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(F)=C1F PQUXFUBNSYCQAL-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- UEZVMMHDMIWARA-UHFFFAOYSA-N Metaphosphoric acid Chemical compound OP(=O)=O UEZVMMHDMIWARA-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- ZFXVRMSLJDYJCH-UHFFFAOYSA-N calcium magnesium Chemical compound [Mg].[Ca] ZFXVRMSLJDYJCH-UHFFFAOYSA-N 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 238000005341 cation exchange Methods 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 125000005341 metaphosphate group Chemical group 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 229910000160 potassium phosphate Inorganic materials 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229940047670 sodium acrylate Drugs 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- TWQULNDIKKJZPH-UHFFFAOYSA-K trilithium;phosphate Chemical class [Li+].[Li+].[Li+].[O-]P([O-])([O-])=O TWQULNDIKKJZPH-UHFFFAOYSA-K 0.000 description 1
- 125000002264 triphosphate group Chemical class [H]OP(=O)(O[H])OP(=O)(O[H])OP(=O)(O[H])O* 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/14—Purification
- C01D3/16—Purification by precipitation or adsorption
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Metallurgy (AREA)
- Inorganic Chemistry (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Removal Of Specific Substances (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP52121848A JPS6055442B2 (ja) | 1977-10-13 | 1977-10-13 | 電解用塩水の精製方法 |
| JP121848/77 | 1977-10-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1156599A true CA1156599A (en) | 1983-11-08 |
Family
ID=14821421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000310253A Expired CA1156599A (en) | 1977-10-13 | 1978-08-29 | Process for purifying aqueous solution of alkali metal halide for electrolysis |
Country Status (19)
| Country | Link |
|---|---|
| JP (1) | JPS6055442B2 (nl) |
| AT (1) | AT358068B (nl) |
| AU (1) | AU514942B2 (nl) |
| BE (1) | BE869949A (nl) |
| BR (1) | BR7805611A (nl) |
| CA (1) | CA1156599A (nl) |
| CH (1) | CH637353A5 (nl) |
| DE (1) | DE2837192B2 (nl) |
| DK (1) | DK369678A (nl) |
| ES (1) | ES472924A1 (nl) |
| FI (1) | FI64401C (nl) |
| FR (1) | FR2406004A1 (nl) |
| GB (1) | GB2005645B (nl) |
| IT (1) | IT1106279B (nl) |
| NL (1) | NL7808794A (nl) |
| NO (1) | NO151541C (nl) |
| NZ (1) | NZ188254A (nl) |
| PT (1) | PT68489A (nl) |
| SE (1) | SE429979B (nl) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103449479A (zh) * | 2013-09-12 | 2013-12-18 | 山东东岳氟硅材料有限公司 | 降低一次盐水钙镁离子含量的方法 |
| CN105565342A (zh) * | 2015-12-16 | 2016-05-11 | 攀枝花钢企欣宇化工有限公司 | 用于氯碱工业中一次盐水精制的精制剂及其应用 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8321934D0 (en) * | 1983-08-15 | 1983-09-14 | Ici Plc | Electrolytic cell module |
| ZA852131B (en) * | 1984-04-17 | 1985-11-27 | Dampier Salt Ltd | Process for producing high grade sodium chloride |
| AR082684A1 (es) * | 2010-08-12 | 2012-12-26 | Res Inst Ind Science & Tech | Un metodo para extraer litio de alta pureza desde una solucion portadora de litio por electrolisis |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE55976C (de) * | M. M. MONSANTO in Hoboken, New-Jersey, V. St. A | Verfahren zur Reinigung von Soole durch Natriumphosphat | ||
| GB199607A (en) * | 1922-06-28 | 1923-06-28 | Johann Theodor Westermann | Process for manufacturing pure sodium chloride |
| US2433601A (en) * | 1944-01-25 | 1947-12-30 | Bay Chemical Company Inc | Preparation of purified brine |
| US2624654A (en) * | 1949-06-03 | 1953-01-06 | Diamond Alkali Co | Method of making purified brine |
| US2906599A (en) * | 1953-11-16 | 1959-09-29 | Hagan Chemicals & Controls Inc | Method of preparing sodium chloride brines of high purity |
| US2906600A (en) * | 1954-10-22 | 1959-09-29 | Hagan Chemicals & Controls Inc | Method of preparing sodium chloride brine of high purity |
| US3140915A (en) * | 1962-08-13 | 1964-07-14 | Freeport Sulphur Co | Method of inhibiting dissolution of calcium sulfate |
| US3607688A (en) * | 1969-01-17 | 1971-09-21 | Seiichi Inoue | Treating sea water with production of chlorine and fertilizer |
| BE795460A (fr) * | 1972-02-16 | 1973-08-16 | Diamond Shamrock Corp | Perfectionnements relatifs a des cuves electrolytiques |
| FR2244708B1 (nl) * | 1973-09-25 | 1977-08-12 | Ugine Kuhlmann | |
| JPS551351B2 (nl) * | 1974-03-07 | 1980-01-12 | ||
| US4040919A (en) * | 1974-10-29 | 1977-08-09 | Hooker Chemicals & Plastics Corporation | Voltage reduction of membrane cell for the electrolysis of brine |
| JPS5186100A (ja) * | 1975-01-25 | 1976-07-28 | Asahi Chemical Ind | Ensuinodenkaihoho |
| US4038365A (en) * | 1975-12-03 | 1977-07-26 | Basf Wyandotte Corporation | Removal of low level hardness impurities from brine feed to chlorine cells |
-
1977
- 1977-10-13 JP JP52121848A patent/JPS6055442B2/ja not_active Expired
-
1978
- 1978-08-18 SE SE7808775A patent/SE429979B/sv not_active IP Right Cessation
- 1978-08-21 DK DK369678A patent/DK369678A/da not_active Application Discontinuation
- 1978-08-22 NO NO782853A patent/NO151541C/no unknown
- 1978-08-24 NZ NZ188254A patent/NZ188254A/xx unknown
- 1978-08-24 BE BE190051A patent/BE869949A/xx not_active IP Right Cessation
- 1978-08-25 NL NL7808794A patent/NL7808794A/nl not_active Application Discontinuation
- 1978-08-25 DE DE2837192A patent/DE2837192B2/de not_active Ceased
- 1978-08-25 GB GB7834646A patent/GB2005645B/en not_active Expired
- 1978-08-25 AU AU39280/78A patent/AU514942B2/en not_active Expired
- 1978-08-28 FI FI782623A patent/FI64401C/fi not_active IP Right Cessation
- 1978-08-28 IT IT50868/78A patent/IT1106279B/it active
- 1978-08-28 AT AT623378A patent/AT358068B/de not_active IP Right Cessation
- 1978-08-29 ES ES472924A patent/ES472924A1/es not_active Expired
- 1978-08-29 CA CA000310253A patent/CA1156599A/en not_active Expired
- 1978-08-30 PT PT68489A patent/PT68489A/pt unknown
- 1978-08-30 BR BR7805611A patent/BR7805611A/pt unknown
- 1978-08-30 FR FR7825065A patent/FR2406004A1/fr active Granted
- 1978-08-31 CH CH916778A patent/CH637353A5/de not_active IP Right Cessation
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103449479A (zh) * | 2013-09-12 | 2013-12-18 | 山东东岳氟硅材料有限公司 | 降低一次盐水钙镁离子含量的方法 |
| CN105565342A (zh) * | 2015-12-16 | 2016-05-11 | 攀枝花钢企欣宇化工有限公司 | 用于氯碱工业中一次盐水精制的精制剂及其应用 |
| CN105565342B (zh) * | 2015-12-16 | 2018-02-27 | 攀枝花钢企欣宇化工有限公司 | 用于氯碱工业中一次盐水精制的精制剂及其应用 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5456079A (en) | 1979-05-04 |
| GB2005645A (en) | 1979-04-25 |
| IT7850868A0 (it) | 1978-08-28 |
| AU514942B2 (en) | 1981-03-05 |
| AT358068B (de) | 1980-08-25 |
| CH637353A5 (de) | 1983-07-29 |
| SE7808775L (sv) | 1979-04-14 |
| BR7805611A (pt) | 1979-06-05 |
| FI64401B (fi) | 1983-07-29 |
| NO782853L (no) | 1979-04-18 |
| NO151541C (no) | 1985-05-02 |
| AU3928078A (en) | 1980-02-28 |
| FR2406004A1 (fr) | 1979-05-11 |
| NL7808794A (nl) | 1979-04-18 |
| GB2005645B (en) | 1982-04-07 |
| FI64401C (fi) | 1983-11-10 |
| DE2837192B2 (de) | 1980-10-09 |
| FI782623A (fi) | 1979-04-14 |
| BE869949A (fr) | 1978-12-18 |
| NO151541B (no) | 1985-01-14 |
| JPS6055442B2 (ja) | 1985-12-05 |
| DE2837192A1 (de) | 1979-04-19 |
| FR2406004B1 (nl) | 1981-03-06 |
| NZ188254A (en) | 1980-11-14 |
| ATA623378A (de) | 1980-01-15 |
| SE429979B (sv) | 1983-10-10 |
| PT68489A (en) | 1978-09-01 |
| ES472924A1 (es) | 1979-02-16 |
| IT1106279B (it) | 1985-11-11 |
| DK369678A (da) | 1979-04-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111847416B (zh) | 一种钛白副产硫酸亚铁制备水合磷酸铁的方法 | |
| US4028237A (en) | Method and apparatus for treatment of fluorine-containing waste waters | |
| CN111498940B (zh) | 一种含磷含氟磷石膏水洗废液的分离处理方法 | |
| US5215632A (en) | Fluoride removal from aqueous streams | |
| US5282977A (en) | Separation of heavy metals from waste water of the titanium dioxide industry | |
| JPS6327429B2 (nl) | ||
| US4268486A (en) | Selective chromate removal from a chlorate solution | |
| US3374055A (en) | Extraction of phosphoric acid and the purification thereof | |
| EP0025334B1 (en) | Chromate removal from concentrated chlorate solution by chemical precipitation | |
| CA1156599A (en) | Process for purifying aqueous solution of alkali metal halide for electrolysis | |
| CA1318880C (en) | Process of producing alkali hydroxide, chlorine and hydrogen by the electrolysis of an aqueous alkali chloride solution in a membrane cell | |
| CN115321736A (zh) | 一种草甘膦生产废水的处理方法及含磷废弃物的高值回用 | |
| CN107416863B (zh) | 磷酸铁生产的废水制备工业级铵盐的方法 | |
| CN105126937A (zh) | 一种延长螯合树脂塔再生的工艺方法 | |
| US3839534A (en) | Process for the treatment of consumed etching solution | |
| US4830837A (en) | Process for removing aluminum from concentrated alkali metal halide brines | |
| CN112479416A (zh) | 一种无机废水处理工艺 | |
| CN112499827A (zh) | 一种含钒铬钛的废弃盐水处理方法 | |
| US4200622A (en) | Purification of ammonium fluoride solutions | |
| JP2900406B2 (ja) | リン酸塩含有廃水の処理方法 | |
| US4379132A (en) | Process for sodium hypophosphite | |
| US3393233A (en) | Method for recovering ethylene diamine tetraacetic acid | |
| CN114735723B (zh) | 一种钾碱粗盐水精制工艺 | |
| CN115959643B (zh) | 副产磷盐与钢铁酸洗副产铁盐的资源化利用方法 | |
| SU1234365A1 (ru) | Способ очистки растворов хлористого натри |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |