CA1058565A - Lengthening anode life in electrolytic cell having molded body - Google Patents
Lengthening anode life in electrolytic cell having molded bodyInfo
- Publication number
- CA1058565A CA1058565A CA242,381A CA242381A CA1058565A CA 1058565 A CA1058565 A CA 1058565A CA 242381 A CA242381 A CA 242381A CA 1058565 A CA1058565 A CA 1058565A
- Authority
- CA
- Canada
- Prior art keywords
- anode
- anolyte
- header
- electrolytic cell
- conductor
- 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
- 210000004027 cell Anatomy 0.000 claims abstract description 54
- 239000004020 conductor Substances 0.000 claims abstract description 23
- 239000012528 membrane Substances 0.000 claims abstract description 22
- 210000005056 cell body Anatomy 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 239000012267 brine Substances 0.000 claims abstract description 15
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 10
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 20
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 15
- 230000006866 deterioration Effects 0.000 claims description 10
- 229910000510 noble metal Inorganic materials 0.000 claims description 9
- 238000005868 electrolysis reaction Methods 0.000 claims description 8
- -1 polypropylene Polymers 0.000 claims description 6
- 239000004743 Polypropylene Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 229920001155 polypropylene Polymers 0.000 claims description 4
- 239000012811 non-conductive material Substances 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 3
- 239000012491 analyte Substances 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 238000005260 corrosion Methods 0.000 description 7
- 229910052719 titanium Inorganic materials 0.000 description 7
- 239000010936 titanium Substances 0.000 description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 229910052697 platinum Inorganic materials 0.000 description 5
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
- 239000003518 caustics Substances 0.000 description 4
- 229920001577 copolymer Polymers 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 239000010445 mica Substances 0.000 description 4
- 229910052618 mica group Inorganic materials 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910001925 ruthenium oxide Inorganic materials 0.000 description 4
- WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 3
- 239000010425 asbestos Substances 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 150000004706 metal oxides Chemical class 0.000 description 3
- 229910052895 riebeckite Inorganic materials 0.000 description 3
- 229910052707 ruthenium Inorganic materials 0.000 description 3
- 239000011780 sodium chloride Substances 0.000 description 3
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 3
- RRZIJNVZMJUGTK-UHFFFAOYSA-N 1,1,2-trifluoro-2-(1,2,2-trifluoroethenoxy)ethene Chemical class FC(F)=C(F)OC(F)=C(F)F RRZIJNVZMJUGTK-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229920000557 Nafion® Polymers 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000000378 calcium silicate Substances 0.000 description 2
- 229910052918 calcium silicate Inorganic materials 0.000 description 2
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- MUMZUERVLWJKNR-UHFFFAOYSA-N oxoplatinum Chemical compound [Pt]=O MUMZUERVLWJKNR-UHFFFAOYSA-N 0.000 description 2
- SJLOMQIUPFZJAN-UHFFFAOYSA-N oxorhodium Chemical compound [Rh]=O SJLOMQIUPFZJAN-UHFFFAOYSA-N 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229910003446 platinum oxide Inorganic materials 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229910003450 rhodium oxide Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 101100290380 Caenorhabditis elegans cel-1 gene Proteins 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910001252 Pd alloy Inorganic materials 0.000 description 1
- 229910001260 Pt alloy Inorganic materials 0.000 description 1
- 229910001362 Ta alloys Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 230000005779 cell damage Effects 0.000 description 1
- 208000037887 cell injury Diseases 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229920005606 polypropylene copolymer Polymers 0.000 description 1
- 229920005629 polypropylene homopolymer Polymers 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- XIUFWXXRTPHHDQ-UHFFFAOYSA-N prop-1-ene;1,1,2,2-tetrafluoroethene Chemical group CC=C.FC(F)=C(F)F XIUFWXXRTPHHDQ-UHFFFAOYSA-N 0.000 description 1
- 125000002572 propoxy group Chemical group [*]OC([H])([H])C(C([H])([H])[H])([H])[H] 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 description 1
- 229930195735 unsaturated hydrocarbon Natural products 0.000 description 1
Classifications
-
- 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
- C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
-
- 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
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/70—Assemblies comprising two or more cells
- C25B9/73—Assemblies comprising two or more cells of the filter-press type
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US53433274A | 1974-12-19 | 1974-12-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1058565A true CA1058565A (en) | 1979-07-17 |
Family
ID=24129604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA242,381A Expired CA1058565A (en) | 1974-12-19 | 1975-12-19 | Lengthening anode life in electrolytic cell having molded body |
Country Status (17)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4057473A (en) * | 1976-03-15 | 1977-11-08 | Ppg Industries, Inc. | Method of reducing cell liquor header corrosion |
| JPS5361592A (en) * | 1976-11-16 | 1978-06-02 | Asahi Glass Co Ltd | Electrolytic corrosion preventing method for alkali chloride cell plant |
| DE2739324C3 (de) * | 1977-09-01 | 1981-09-10 | Hoechst Ag, 6000 Frankfurt | Verfahren und Vorrichtung zur Durchführung elektrochemischer Reaktionen sowie dazu geeignete bipolare Elektroden |
| JPS5848365Y2 (ja) * | 1980-02-15 | 1983-11-04 | 日本カ−リット株式会社 | 電解槽 |
| US4377445A (en) * | 1980-11-07 | 1983-03-22 | Exxon Research And Engineering Co. | Shunt current elimination for series connected cells |
-
1975
- 1975-01-01 AR AR261640A patent/AR208422A1/es active
- 1975-12-10 IL IL48645A patent/IL48645A0/xx unknown
- 1975-12-10 AU AU87414/75A patent/AU8741475A/en not_active Expired
- 1975-12-12 DE DE19752556065 patent/DE2556065A1/de active Pending
- 1975-12-17 NL NL7514682A patent/NL7514682A/xx unknown
- 1975-12-17 DD DD190227A patent/DD122481A5/xx unknown
- 1975-12-17 FI FI753575A patent/FI753575A7/fi not_active Application Discontinuation
- 1975-12-17 SE SE7514274A patent/SE7514274L/ not_active Application Discontinuation
- 1975-12-17 FR FR7538652A patent/FR2295140A1/fr not_active Withdrawn
- 1975-12-18 ZA ZA757907A patent/ZA757907B/xx unknown
- 1975-12-18 RO RO7584248A patent/RO71269A/ro unknown
- 1975-12-18 BE BE162902A patent/BE836828A/xx unknown
- 1975-12-18 BR BR7508436*A patent/BR7508436A/pt unknown
- 1975-12-18 NO NO754306A patent/NO754306L/no unknown
- 1975-12-19 CA CA242,381A patent/CA1058565A/en not_active Expired
- 1975-12-19 IT IT30547/75A patent/IT1051845B/it active
- 1975-12-19 JP JP50151686A patent/JPS5188475A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| AR208422A1 (es) | 1976-12-27 |
| AU8741475A (en) | 1977-06-16 |
| IT1051845B (it) | 1981-05-20 |
| NL7514682A (nl) | 1976-06-22 |
| SE7514274L (sv) | 1976-06-21 |
| DD122481A5 (enrdf_load_stackoverflow) | 1976-10-12 |
| NO754306L (enrdf_load_stackoverflow) | 1976-06-22 |
| JPS5188475A (enrdf_load_stackoverflow) | 1976-08-03 |
| FR2295140A1 (fr) | 1976-07-16 |
| BR7508436A (pt) | 1976-08-24 |
| FI753575A7 (enrdf_load_stackoverflow) | 1976-06-20 |
| ZA757907B (en) | 1976-11-24 |
| DE2556065A1 (de) | 1976-06-24 |
| RO71269A (ro) | 1982-10-26 |
| BE836828A (fr) | 1976-06-18 |
| IL48645A0 (en) | 1976-02-29 |
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