Nws yog ib qho tseem ceeb kom paub qhov txawv ntawmMMO titanium anodetshuab thiab platinum-coated titanium anodes thaum xaiv cov khoom siv hluav taws xob rau kev siv hluav taws xob. Ob lub thev naus laus zis tau siv dav hauv kev lag luam xws li chlor-alkali ntau lawm, kev kho dej, electroplating, thiab lwm yam txheej txheem electrochemical. Nyob ntawm kev ua haujlwm, kev xav txog tus nqi, thiab cov kev xav tau ntawm kev ua haujlwm, txhua qhov kev daws teeb meem muaj qhov tshwj xeeb zoo. Qhov kev sib piv no tshuaj xyuas cov txheej txheem txheej txheem, cov khoom siv, kev ua haujlwm ntawm kev lag luam, thiab kev txiav txim siab zoo los pab cov engineers thiab cov kws tshaj lij kev muag khoom txiav txim siab.
Txawm li cas los xij, MMO titanium anodes thiab platinized titanium anodes tsis txawv kiag li cov ntaub ntawv titanium. Ob leeg siv titanium ua lub substrate, tab sis lawv txawv tsuas yog nyob rau hauv lawv cov nto txheej. MMO titanium anodes siv cov hlau oxide sib xyaw, feem ntau yog raws li platinum- pab pawg hlau oxides xws li iridium oxide lossis ruthenium oxide, thaum platinized titanium anodes siv cov xim hlau platinum txheej. Tshaj li tsib caug xyoo dhau los, electrode thev naus laus zis tau hloov pauv kev lag luam electrochemical. Dimensionally ruaj khov anodes (DSA), suav nrog MMO titanium anode configurations, tau hloov ib txwm graphite thiab lead dioxide anodes nyob rau hauv ntau daim ntawv thov vim lawv efficiency siab dua, durability, thiab stability. Platinum-coated titanium anodes tau tsim los rau cov ntawv thov uas xav tau kev tiv thaiv corrosion zoo heev thiab hluav taws xob ruaj khov. Txawm hais tias ob qho tib si thev naus laus zis siv titanium substrates, lawv cov txheej txheem txheej, cov khoom siv hluav taws xob, thiab cov kev siv tsim nyog sib txawv.
1.Specification
General Shapes: Phaj, Qws, Mesh, Tube lossis customization
Txheej: Cov qauv qub ntawm IrO2-Ta2O5, Ru-Ir, Pt, lossis customization
Cov tshuaj tiv thaiv hluav taws xob: Oxygen / Chlorine / Hydrogen evolution cov tshuaj tiv thaiv
Internal Code: NAV-1-001
Hom Lub Npe: NAVI Titanium®
Khoom siv: Ntshiab Titanium Gr1
Advanced teb ntawm NAVI: PEM, PCB, kev kho dej khib nyiab thiab lwm yam.
2. Kev yuav khoom qhia
(1) Txheej txheem
NAVI Titanium (txij li xyoo 2008) tuaj yeem ua raws li koj cov duab kos duab
(2) Cov qauv dawb
NAVI Titanium muab cov qauv dawb rau cov lus qhia dav dav
(3) Kev txhawb nqa technology
Kev tshaj lij ib qho -rau- ib qho kev pabcuam, tsim qauv dawb, txais tos hu rau peb
MMO Titanium Anode vs Platinum Titanium Anode: Txheej thiab ua qhov sib txawv
MMO titanium anode fabrication siv sib xyaw hlau oxide txheej ntawm thermal decomposition. Cov kws kho mob npaj titanium daim hlau los ntawm sandblasting los yog acid etching rau microscopic nto roughening, txhim kho adhesion. Cov txheej txheem txheej txheem muaj iridium, ruthenium, tantalum, thiab titanium oxides yaj hauv cov cab kuj organic. Ntau txheej nyias yog txhuam los yog tshuaj tsuag, txhua qhov raug rho tawm haujlwm ntawm 450-550℃kom tawv. Cov txheej txheem no rov ua dua kom txog thaum ncav cuag 5-15 micrometers tuab. Platinum-coated titanium anodes siv ntau txoj kev-electroplating los ntawm platinum ntsev da dej tsim 2-10 micrometer txheej; explosive bonding lub cev koom nrog 0.5-2.5 hli platinum nplooj ntawv; cladding tsim metallurgical bonds los ntawm diffusion los yog siab.
Coating Composition Analysis
Mixed hlau oxide zaj duab xis muaj ntau lub ntsiab catalytic optimized rau cov txheej txheem electrochemical. Iridium oxide zoo tshaj ntawm oxygen evolution hauv acidic corrosion tiv thaiv. Ruthenium oxide txhim kho cov tshuaj chlorine evolution tab sis qhia tias tsis muaj kev ruaj ntseg hauv chloride - dawb anodic tej yam kev mob. Tantalum oxide txhim kho txheej hardness thiab mechanical durability. Cov qauv oxide meej meej txiav txim siab txog kev ua tau zoo-chlor-alkali formulations txawv ntawm cov dej sib xyaw ua ke. Niaj hnub nimno MMO anodes feem ntau suav nrog cov tin lossis antimony oxides rau kev txhim kho catalysis thiab ua haujlwm ntev. Platinum coatings muaj cov dawb huv platinum los yog platinum- iridium alloys (feem ntau 90:10) muab kev tiv thaiv corrosion thiab txo tus nqi tawg thaum lub sijhawm ua haujlwm anodic.
Optimization ntawm kev ua tsis tau
MMO titanium anodefabrication siv sib xyaw hlau oxide txheej ntawm thermal decomposition. Cov kws kho mob npaj titanium daim hlau los ntawm sandblasting los yog acid etching rau microscopic nto roughening, txhim kho adhesion. Cov txheej txheem txheej txheem muaj iridium, ruthenium, tantalum, thiab titanium oxides yaj hauv cov cab kuj organic. Ntau txheej nyias yog txhuam los yog tshuaj tsuag, txhua qhov raug rho tawm haujlwm ntawm 450-550℃kom tawv. Cov txheej txheem no rov ua dua kom txog thaum ncav cuag 5-15 micrometers tuab. Platinum-coated titanium anodes siv ntau txoj kev-electroplating los ntawm platinum ntsev da dej tsim 2-10 micrometer txheej; explosive bonding lub cev koom nrog 0.5-2.5 hli platinum nplooj ntawv; cladding tsim metallurgical bonds los ntawm diffusion los yog siab.
Cov khoom sib piv ntawm MMO Titanium Anode thiab Platinum Titanium Anode
Electrochemical Performance Yam ntxwv
MMO titanium anodes ua kom pom cov tshuaj chlorine evolution zoo dua nrog qis tshaj qhov muaj peev xwm tshaj platinum nyob rau hauv cov xwm txheej zoo ib yam -txo cell voltages hauv chlor-alkali nroj tsuag. Qhov sib xyaw oxide nto muab ntau qhov chaw ua haujlwm kom txo qis kev ua kom poob. Optimized oxide ratios txhim kho oxygen evolution kev ua tau zoo nyob rau hauv nruab nrab thiab alkaline daws. Platinum-coated anodes excel nyob rau hauv daim ntawv thov uas yuav tsum tau siab reversibility thiab tsawg nto fouling. Platinum tiv taus cov kab mob sib kis thiab ua kom zoo dua li cov oxide txheej, ua tau zoo heev hauv acidic oxygen evolution, thiab tiv taus fluoride nres. Platinum tswj kev ruaj ntseg electrochemical nyob thoob plaws ntau yam muaj peev xwm, txawm hais tias yuav tsum muaj ntau dua rau cov tshuaj chlorine ntau dua li ruthenium- iridium oxide sib tov.
Corrosion Resistance thiab Service Life
MMO titanium anodes tsim tau zoo ua tiav 5–{1}} xyoo kev pabcuam nyob hauv chlor-alkali ib puag ncig. Cov txheej txheem oxide tswj kev ua haujlwm catalytic thaum tiv thaiv titanium los ntawm anodic oxidation. Kev puas tsuaj tshwm sim los ntawm kev hnav khaub ncaws thiab electrolytic soluble ntawm cov khoom siv hluav taws xob-ruthenium oxide yaj sai tshaj plaws, txwv txoj sia nyob hauv chloride- ib puag ncig dawb. Platinum anodes muaj qhov tshwj xeeb corrosion tsis kam nrog cov nqi tawg ntsuas hauv nanograms ib coulomb. Zoo-tsim qauv tsim muaj tshaj li 15-20 xyoo kev pab cuam lub neej. Platinum degrades feem ntau los ntawm kev yaig lossis delamination ntau dua li electrolytic tawg. Nyias electroplated txheej (2-5 micrometers) tuaj yeem hnav tom qab ob peb xyoos ntawm qhov ceev tam sim no; thicker clad anodes muab kev pabcuam ntev dua tab sis tseem ceeb dua tus nqi pib.
Kev txiav txim siab nyiaj txiag thiab kev txheeb xyuas tus nqi
MMO titaniumanodestus nqi 60–80% tsawg dua piv rau platinum- cov kev xaiv coated, ua rau lawv nyiam rau cov haujlwm loj -scale tej yaam num uas yuav tsum tau ntau pua square meters ntawm anode nto. Cov nqi khoom qis dua qhia txog kev siv cov nqi pheej yig oxide precursors piv rau platinum tus nqi hlau muaj nuj nqis. Kev txhim kho kev tsim khoom hauv plaub caug xyoo tau txo cov nqi tsev ntxiv. Platinum-coated anodes xav tau kev nqis peev ntau heev-cov txheej txheej electroplated nyias muab tus nqi zoo tshaj- ua tau zoo, thaum tuab clad anodes xav tau peev tseem ceeb. Platinum lub neej ua haujlwm ntev thiab kev rov ua dua tshiab ib feem cuam tshuam cov nqi siab los ntawm kev txo qis kev hloov pauv thiab muab cov nqi seem.
Muaj kev siv ntawm MMO Titanium Anode vs Platinum Titanium Anode Performance
Kev lag luam chlor-alkali siv mmo titanium anode technology feem ntau. Dimensionally ruaj khov anodes nrog ruthenium- iridium oxide coatings haum rau chlorine evolution yog siv nyob rau hauv niaj hnub membrane cell chaw thoob ntiaj teb. Cov kev teeb tsa kho cov concentrated sodium chloride brines ntawm tam sim no ntom ntawm 2-6 kA / m². Cov oxide txheej yog ruaj khov nyob rau hauv qhov hnyav alkaline ib puag ncig nrog cov tshuaj chloride siab thiab kub siab (85-95 degree). Txij li thaum nws cov lag luam debut nyob rau hauv 1970s, lub zog efficiency nce vim qis cell voltages tau cawm lub lag luam billions nyiaj nyob rau hauv kev khiav hauj lwm cov nqi. Cov chaw kho dej siv ntau duaMMO titanium anodesystems rau txhim kho oxidation thiab electrochemical tshuaj tua kab mob. Cov chaw kho dej khib nyiab hauv nroog siv cov anodes hauv electrocoagulation thiab electrooxidation reactors rau refractory organic contaminants. Ntawm -qhov chaw tsim hluav taws xob tsim hluav taws xob tsim cov tshuaj chlorine lossis sib xyaw oxidants rau kev kho dej hauv pas dej ua ke thiab haus dej.
Oxide coatings ua haujlwm zoo hauv ntau qhov chaw kho mob nrog sib txawv dej chemistry. Tam sim no qhov ntom ntom, dej zoo, thiab kev ua haujlwm ua haujlwm txiav txim siab kev pab cuam lub neej ntawm 3-8 xyoo. Platinum-coated anodes yog siv nyob rau hauv niche daim ntawv thov uas ua pov thawj lawv cov nqi siab. Vim yog dej ntsev sib haum thiab kev ruaj ntseg, platinum anodes yog siv nyob rau hauv offshore platform thiab marine qauv cathodic tiv thaiv systems. Platinum tiv thaiv cov hlau catalytic nkag mus rau hauv cov khoom ntws hauv siab - cov txheej txheem tsim tshuaj purity nrog tsawg kawg nkaus electrode paug. Platinum's electrochemical reversibility thiab zoo-tus yam ntxwv nto nta pab lab electrochemical khoom thiab kawm. Txawm hais tias platinum anodes kim dua, qee qhov perchlorate thiab persulfate cov nroj tsuag txuas ntxiv ntau lawm.
Mechanical Test Comparison: MMO vs Platinum Titanium Anode Strength thiab Adhesion
Cov tsis zoo xws li txheej adhesion lub zog cuam tshuam rau kev ua haujlwm ruaj khov thiab kev pabcuam lub neej. Daim ntawv thov kev nyuaj siab rau txheej txheej - substrate mechanical bonding raug sim raws li tus qauv qauv. Kev ntsuas khoov deforms coated cov ntaub ntawv thaum pom kev soj ntsuam rau pob txha, delamination, thiab spalling. Zoo mmo titanium anodes tuaj yeem khoov rau 5-10 npaug ntawm lub substrate thickness yam tsis muaj kev puas tsuaj rau txheej. Adhesion teeb meem feem ntau tshwm sim los ntawm kev npaj tsis zoo los yog kev kho cua sov thaum lub sij hawm tsim khoom. Daim kab xev adhesion kuaj quantifies txheej txuas lub zog. Cov kws kho mob siv cov txheej txheem siab- cov nplaum nplaum nplaum rau ntawm qhov chaw coated thiab tshem tawm sai sai ntawm cov ces kaum thiab tus nqi. Daim kab xev rub-tawm txheej tshem tawm feem pua qhia txog cov nplaum zoo. hwm mmo titanium anode cov khoom tshem tawm tsawg dua 5% txheej, thaum cov qauv qis poob 20-50%. Qhov kev sim yooj yim no tshawb xyuas kev tsim khoom zoo thiab pom cov teeb meem ua haujlwm.
Tsis yog-kev kuaj ultrasonic puas tsuaj pom cov subsurface delamination thiab txheej txheej hloov pauv. High- zaus suab nthwv dej cuam tshuam qhov sib txawv ntawm qhov zoo- sib txuas thiab tsis muaj zog coated thaj chaw, tsim cov qauv teeb liab. Niaj hnub nimno factories tshuaj xyuas tag nrho cov anodes ntau lawm siv ultrasonic scanning kom zoo ua ntej export. Rub-tawm qhov kev xeem adhesion siv cov khoom sib txuas sib txuas los muab cov kev ntxhov siab ntawm lub kaum sab xis los ntsuas cov txheej txheej detachment quab yuam. Zoo mmo titanium anode coatings muaj adhesion zog tshaj 10 MPa, whereas platinum coatings yuav muaj 15-50 MPa nyob ntawm cov txheej txheem deposition. Los ntawm khaus electrochemical cycling ntawm siab tam sim no ceev thiab kub, ceev lub neej sim replicates xyoo ntawm kev siv teb. Cov txheej txheem kuaj polarize anodes rau ntau txhiab teev thiab ntsuas cov cell voltage, txheej thickness, thiab nto morphology los ntsuam xyuas txheej txheej. Cov kev ntsuam xyuas no txheeb xyuas cov txheej txheem txheej txheem, txheeb xyuas hom kev ua tsis tiav, thiab kwv yees lub neej ua haujlwm hauv cheeb tsam. Cov tuam txhab lag luam txhim khu kev lag luam nrawm nrawm ua ntej kev lag luam tawm tshiab txheej txheej los yog txheej txheem kev hloov kho.
Txoj Kev Tshuaj Xyuas Zoo rau MMO thiab Platinum Titanium Anodes Txheej Kev Sib Raug Zoo
Ib qho tseem ceeb ntawm kev tswj xyuas qhov tsis zoo cuam tshuam rau kev ua haujlwm thiab kev pabcuam lub neej yog txheej tuab. Tsis yog-destructive X-ray fluorescence (XRF) spectroscopy soj ntsuam cov khoom siv X-ray emissions los ntsuam xyuas txheej txheej thiab thickness. Portable XRF cov kws tshuaj ntsuam xyuas sai sai daim ntawv qhia ntau-taw tes tuab ntawm qhov dav anode nto kom pom cov teeb meem txheej txheej uas yuav cuam tshuam rau kev ua haujlwm. Thickness parameters rau mmo titanium anode khoom feem ntau yog 8{12}}12 micrometers nrog ± 2 micrometer kam rau ua. Platinum txheej thickness yuav tsum tau txheeb xyuas nyob rau hauv cov txheej txheem deposition txwv. Microscopy qhia cov txheej txheej microstructure, cov duab saum npoo, thiab cov teeb meem tshwm sim dhau qhov kev ntsuas qhov muag. SEM cov duab qhia pom cov duab crystalline, kev txhim kho pob txha, thiab txheej txheej -substrate kev sib cuam tshuam ntawm kev nthuav dav. Kev sib koom ua ke ntawm lub zog-dispersive X-ray spectroscopy (EDS) nrog SEM tso cai rau kev txheeb xyuas qhov sib piv ntawm cov ntsiab lus thiab oxide piv. Metallographic cross-section los ntawm precision txiav thiab polishing qhia txheej txheej txheej txheej thiab substrate tiv tauj. Kev lees paub zoo kuaj xyuas kev tsim khoom batch tus neeg sawv cev kuaj rau microstructural uniformity.
Ua ntej shipping, electrochemical kuaj xyuas cov txheej txheem catalytic thiab stability. Accelerated voltammetry scans sib piv cov kev tshawb pom ntau dhau rau cov qauv kev ua haujlwm ntawm cov qauv tam sim no. Overpotential kuaj qhia cov teeb meem txheej uas xav tau kev kuaj xyuas thiab kho. Impedance spectroscopy quantifies txheej electrochemical yam ntxwv thiab pom cov khoom tsis xws luag. Cov qauv neeg sawv cev tau ua haujlwm ntev nyob rau hauv cov xwm txheej simulated teb kom siv tau cov kev pab cuam lub neej. Tshuaj ntsuam xyuas qhia tau hais tias txheej muaj pes tsawg leeg ua tau raws li cov qauv thiab kev sib kis tau txais. ICP-OES tshawb pom cov kab mob me me uas tuaj yeem cuam tshuam kev ua haujlwm lossis ua haujlwm ntev nrog qhov tseeb ntau dua 1%. XRD qhia cov theem crystalline hauv thermally tsim oxide txheej, ua pov thawj calcination thiab oxide ntau lawm. Ntau txoj kev tshuaj ntsuam xyuas tau siv rau hauv cov qauv kev tswj xyuas kom zoo los tsim cov ntaub ntawv cim cov ntaub ntawv rau kev txhim kho txuas ntxiv.
Xaus
Xaiv ntawmMMO titanium anodethiab platinum titanium anode technologies tso siab rau cov kev xav tau ntawm daim ntawv thov thaum noj cov nqi, kev ua tau zoo, thiab kev ua haujlwm ntev. Kev sib xyaw hlau oxide anodes yog txoj hauv kev zoo tshaj plaws los hloov cov tshuaj chlorine vim tias lawv raug nqi ntau dua - siv tau, txhim khu kev qha, thiab muaj txiaj ntsig zoo li catalysts. Platinum- cov kev xaiv coated ua haujlwm tau zoo tshaj plaws hauv cov chaw tshwj xeeb uas xav tau kev xeb siab, hluav taws xob thim rov qab, lossis lub neej ua haujlwm ntev uas ua rau tus nqi ntxiv tsim nyog. Paub txog cov khoom xyaw hauv cov coatings, lawv ua li cas, thiab yuav ua li cas los xyuas lawv qhov zoo ua rau koj xaiv kev yuav khoom ntse uas ua raws li koj lub hom phiaj kev lag luam. Lub chlor-alkali kev lag luam kev lag luam dav siv mmo titanium anode thev naus laus zis qhia tau tias oxide-raws li, qhov ruaj khov anodes ua haujlwm zoo hauv kev lag luam. Platinum tseem muaj kev siv tshwj xeeb tshwj xeeb uas nws cov khoom tshwj xeeb ua rau nws muaj txiaj ntsig ntau dua li nws cov nqi siab dua. Cov kev tsim kho tshiab tau thawb ob lub tshuab thev naus laus zis los ntawm kev tsim cov txheej txheem tshiab, ua cov txheej txheem kev lag luam zoo dua, thiab txhim kho txoj hauv kev tswj kom zoo. Raws li kev lag luam electrochemistry loj hlob mus rau thaj chaw tshiab xws li txhim kho cov txheej txheem oxidation, lub zog cia, thiab ua hydrogen, ob qho tib si mmo titanium anode thiab platinum anode technologies yuav hloov kom tau raws li qhov xav tau kev ua haujlwm tshiab.
FAQ
01.Dab tsi yog qhov hloov pauv hauv lub neej kev pab cuam ntawm platinum titanium anodes thiab MMO titanium anodes hauv chlor-alkali xwm txheej?
02. MMO titanium anodes puas siv tau rau tib yam uas platinum titanium anodes siv rau?
03. Yuav ua li cas cov txheej txheem npog thickness txawv rau platinum titanium anodes thiab MMO anodes?
Koom tes nrog NAVI Titanium TECH - Koj Trusted MMO Titanium Anode Supplier
Thaum koj lub lag luam xav tau kev ntseeg siab, siab -kev ua tau zoo electrode xaiv, NAVI Titanium TECH muaj cov kev paub uas koj xav tau, nrog rau cov nqi pheej yig thiab tag nrho cov kev lav zoo. Peb ua haujlwm nrog 24 zoo-paub thoob ntiaj teb kev lag luam hauv kev lag luam tshuaj, electrochemical, thiab kev tsim khoom qib siab raws li kev pom zooMMO titanium anodetus kws kho mob. Peb 100,000-square-meter GMP- cov chaw tsim khoom muaj ntawv pov thawj khaws lawv US-FDA, EU-GMP, PMDA, thiab CFDA ntawv pov thawj, uas txhais tau hais tias lawv ua tau raws li cov qauv siab tshaj plaws hauv lub ntiaj teb.
Peb ua kom peb cov khoom zoo los ntawm peb theem ntawm kev soj ntsuam: kev sim hauv lub Hoobkas, kuaj xyuas los ntawm QA / QC department tshwj xeeb, thiab tau txais ntawv pov thawj los ntawm cov cai sab nraud. Yog tias ib yam khoom ntiav tsis ua raws li cov qauv zoo, peb yuav rov qab tag nrho cov nyiaj, uas qhia tau hais tias peb mob siab rau peb cov neeg siv khoom zoo siab. Peb cov nqi meej meej khaws cov nyiaj tau los tsis tu ncua ntawm 10 mus rau 30 feem pua, uas pab tsim kom ntev - kev sib raug zoo raws li kev ntseeg siab thiab kev sib koom ua tiav. Lub sijhawm tos kom raug, cov ntaub ntawv meej meej, thiab tag nrho cov khoom xa tuaj pab ua kom txoj kev yuav khoom yooj yim dua. Npaj los txhim kho koj cov txheej txheem electrochemical nrog siab - zoo mmo titanium anode kev daws teeb meem? Email peb pab neeg muag khoom ntawmsales@navititanium.comtham txog koj daim ntawv thov tshwj xeeb xav tau thiab tau txais tag nrho cov kev qhia tshwj xeeb uas tsim los kom haum rau koj qhov kev ua haujlwm tsis zoo.
Cov ntaub ntawv
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2. Trasatti, S. (2000). Electrocatalysis: nkag siab qhov ua tiav ntawm DSA. Electrochimica Acta, 45(15-16), 2377-2385.
3. Comninellis, C., & Chen, G. (2010). Electrochemistry rau Ib puag ncig. Springer Science & Kev Lag Luam Media, New York.
4. Schmittinger, P., Florkiewicz, T., Curlin, LC, Luke, B., Scannell, R., Navin, T., & Zelfel, E. (2012). Chlorine. Ullmann's Encyclopedia of Industrial Chemistry, Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim.
5. Beer, HB (1980). Kev tsim thiab kev tsim kho ntawm cov hlau anodes. Phau ntawv Journal of the Electrochemical Society, 127(8), 303C-307C.
6. Martelli, GN, Ornelas, R., & Faita, G. (1994). Deactivation mechanisms ntawm oxygen evolving anodes ntawm siab tam sim no ntom. Electrochimica Acta, 39(11-12), 1551-1558.
