Basicinformation
Chinesename:indiumoxide
Chinesealias:indiumoxide(III);nanoindiumoxide;indiumtrioxide;indiumoxide/nanooxideIndium;
Englishname:IndiumOxide
Englishalias:Diindiumtrioxide,Indiumsesquioxide;Indium(III)oxide;DiindiumtrioxideIndiumsesquioxide;
Diindiumtrioxide,Indiumsesquioxide,Indium(III)oxide;Indiumoxide;
CASNumber:1312-43-2
Molecularformula:In2O3
Molecularweight:277.63400
Accuratemass:277.79200
PSA:43.37000
Physicaldata
Vaporpressure(mmHg,25ºC):<0.01
Solubility:insolubleinwater,solubleinhotmineralacid
In2O3content:99.99%,(otherimpuritiesin%) | |||
chloride<=0.001 | Sulfate<=0.002 | Nitrogencompound<=0.003 | Cu<=0.0002 |
Pb<=0.0004 | Cd<=0.00079 | Ti<=0.0003 | Sn<=0.00063 |
Al<=0.0002 | Fe<=0.0015 | Ag<=0.00005 | OtherNegotiations |
Preparationmethod
1.Burninghigh-puritymetalindiuminairorcalciningindiumcarbonatetoproduceIn2O,InO,In2O3,high-purityIn2O3canbeobtainedbyfinelycontrollingthereductionconditions.Thespraycombustionprocesscanalsobeusedtoprepareindiumtrioxideceramicpowderwithanaverageparticlesizeof20nm.
2.Whenindiumhydroxideisburnttoprepareindiumtrioxide,ifthetemperatureistoohigh,In2O3maybethermallydecomposedIfthetemperatureistoolow,itisdifficulttocompletelydehydrate,andthegeneratedoxideishygroscopic,soheatingtemperatureandtimeareimportantfactors.Inaddition,becauseIn2O3iseasilyreduced,itmustbekeptinanoxidizingatmospherefrequently.
3.Burnindiumhydroxideintheairtoaconstantweightat850℃togenerateIn2O3,andthenintheairHeatat1000°Cfor30min.Otherindiumnitrate,indiumcarbonate,andindiumsulfatecanalsobeburntintheairtoproduceindiumtrioxide.
Applicationareas
1.Usedasspectralpurereagentsandmaterialsforelectroniccomponents,etc.
2.Usedasprotectivecoatingsformetalmirrors,photoelectricdisplaysSemiconductorfilmisalsousedtomakeindiumsaltandglass.
Therawmaterialsoftenusedinresistivetouchscreensaremainlyusedforfluorescentscreens,glass,ceramics,chemicalreagents,etc.Inaddition,itiswidelyusedintraditionalfieldssuchascoloredglass,ceramics,alkalinemanganesebatteries,mercuryreplacementcorrosioninhibitor,andchemicalreagents.Inrecentyears,ithasbeenwidelyusedinhigh-techfieldssuchastheoptoelectronicindustryandmilitaryfields.Itisespeciallysuitableforprocessingintoindiumtinoxide(ITO)targetmaterials,manufacturingtransparentelectrodesandtransparentheatreflectormaterials,andusedintheproductionofflatliquidcrystaldisplaysanddefoggingice.Device.
Calculatedchemicaldata
1.Referencevalueforhydrophobicparametercalculation(XlogP):None
2.Numberofhydrogenbonddonors:0
3.Thenumberofhydrogenbondacceptors:3
4.Thenumberofrotatablechemicalbonds:0
5.Thenumberoftautomers:none
6.Topologicalmolecularpolarsurfacearea3
7.Numberofheavyatoms:5
8.Surfacecharge:0
9.Complexity:0
10.Numberofisotopicatoms:0
11.Determinethenumberofatomicstereocenters:0
12.Uncertainthenumberofatomicstereocenters:0
13.Determinethenumberofchemicalbondstereocenters:0
14.Uncertainthenumberofchemicalbondstereocenters:0
15.Numberofcovalentbondunits:5
p>Molecularstructuredata
1.Monoisotopicmass:277.7925Da
2.Nominalmass:278Da
3.Averagemass:277.6342Da
EcologicalData
Generallyspeaking,itisharmlesstowater.Donotdischargematerialsintothesurroundingenvironmentwithoutgovernmentpermission.
Propertiesandstability
Inthepresenceofhydrogenorotherreducingagents,heatingto400～500℃canbereducedtometallicindiumorlow-valentindiumoxide.
Decomposeintoloweroxidesathightemperature.Inaddition,itcanreactwithmetalindiumathightemperature.AlthoughtheIn2O3producedbylow-temperatureburningiseasilysolubleinacid,themorecompleteitisafterhigh-temperaturetreatment,themoreInsolubleandhygroscopicitydisappeared.Whenindiumtrioxideisreducedwithhydrogenunderredheat,metallicindiumisproduced.
Toxicologicalinformation
RTECSnumber:NL1770000
Acutetoxicity:ratoralLD:>10gm/kg;mouseintroductionperitonealLDLo:5gm/kg;MousemouthLDLo:10gm/kg
Packaging
Thisproductcanbepackedinplasticbucketsandsealedwiththermoplasticsleevesaccordingtouserrequirements.
Package:20kg/bag
Storagemethod
Keepthecontainersealedandstoreinacool,dryplacetoensureagoodworkingroomTheventilationorexhaustdevice.