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1、酸性氧化電位水涂層鈦陽(yáng)極的制備與性能第39卷第9期2011年9月同濟(jì)大學(xué)(自然科學(xué)版)JOURNALOFmNGjIUNIVERSITY(NATURALSCIENCE)V0I.39No.9Sep.2011文章編號(hào):0253—374X(2O11)09—1318—06DOI:10.3969/j.issn.0253—374x.2011.09.012酸性氧化電位水涂層鈦陽(yáng)極的制備與性能曾新平,趙宇晟,唐文偉,鄭春燕(1.同濟(jì)大學(xué)生命科學(xué)與技術(shù)學(xué)院,上海200092;2.同濟(jì)大學(xué)化學(xué)系,上海200092)摘要:以RuOa—Sn02
2、一Ti02為金屬氧化物涂層,通過(guò)電極性能表征對(duì)涂層配方進(jìn)行研究,分析Ru對(duì)酸性氧化電位水涂層鈦陽(yáng)極性能的影響,探索燒結(jié)溫度和熱處理時(shí)間對(duì)涂層晶粒大小及表面形貌的影響.試驗(yàn)結(jié)果表明,Ru是陽(yáng)極具備電催化活性的主要組分,對(duì)涂層表面幾何結(jié)構(gòu)的形成,析氯反應(yīng)催化活性的增強(qiáng)及電極壽命的提高,均起著主要作用.Ru的摩爾分?jǐn)?shù)小于30%時(shí),未出現(xiàn)單質(zhì)金屬釕和銳鈦礦相T,涂層晶型呈理想的金紅石晶型;Ru的摩爾分?jǐn)?shù)為25%時(shí),電極涂層的強(qiáng)化壽命最長(zhǎng).綜合考慮涂層陽(yáng)極的性能與成本,Ru的最佳摩爾分?jǐn)?shù)為25%.燒結(jié)溫度對(duì)涂層晶粒大小及表面形貌
3、影響顯著,溫度過(guò)低,涂層晶粒發(fā)育不完全;溫度過(guò)高,涂層開(kāi)裂且晶粒明顯長(zhǎng)大.關(guān)鍵詞:酸性氧化電位水;涂層鈦陽(yáng)極;Ru02一Sn02一Ti02;電化學(xué)性能中圖分類(lèi)號(hào):0646.5文獻(xiàn)標(biāo)識(shí)碼:APreparationProcessofCoatingTiAnodeforGeneratingElectrolyzedOxidizingWaterandItsEffectsZNVGXinping,ZtNOY~sheng,TANGWenwei.,ZI-INNGChunyan.(1.ColiegeofLifeSciencesandTech
4、nology,TongjiUniversity,Shanghai200092,China;2.DepartmentofChemistry,TongjiUniversity,Shanghai200092,China)Abstract:ToreducethepreparationcostsofcoatingTianodeforgeneratingelectrolyzedoxidizingwater(EOW),andimproveitselectrolysisefficiencyandservicelife,RuOe—Sn0
5、2一Ti02wereusedasmetaloxidecoatingtoanalyzetheeffectofRuontheperformanceofcoatingTianode.Theeffectsofsinteringtemperature,heattreatmenttimeonthepropertiesofcoatingTianodewereinvestigated.ResultsindicatethatRuprocesseselectrocatalyticactivity,andplaysavitalpartint
6、hegeometricalcoatingconfiguration,收稿日期:基金項(xiàng)目:第一作者:通訊作者:reinforcementofcatalyticactivityinchlorinedissociationreactionandtheanodelongevity%enRuscalesbelow30%,thereisnosighofelementrutheniumoranatasetitaniumdioxide,andthegeometricalcoatingconfigurationisaperfectret
7、ilestructure:Whenitis25%,durationofanodeisthelongest.IftakingtheperformanceandcostofcoatingTianodeintoconsideration,themostsuitablemolpercentageofRuwas25%.Suitablesinteringtemperaturewasthekeyprocessmeans.Thecrystalgraingrowedincompletelyintoolowtemperature,whil
8、ethecoatingcrackincreasedandthecrystalgraingrowedtoobigintoohightemperature.Keywords:electrolyzedoxidizingwater;coatingTianode;RuO2一Sn02一Ti02;electrochemicalpropertie
