TZSA 157-2023 纳米二氧化钛基可见光催化抗菌剂

ICS81.060.30CCSQ32团 体 标 准T/ZSA157—2023纳米二氧化钛基可见光催化抗菌剂Nanotitaniumdioxide-basedvisiblelightphotocatalyticantibacterialagent2023-10-11发布 2023-10-12实施中关村标准化协会 发布T/ZSA157—2023T/ZSA157—2023PAGE\*ROMANPAGE\*ROMANIII目 次前言 Ⅲ范围 1规范性引用文件 1术语和定义 1产品标记 1技术要求 1试验方法 2检验规则 3标志、包装、运输和储存 4附录A（规范性）涂层耐擦拭试验方法 5前  言本文件按照GB/T1.1—2020《标准化工作导则第1部分：标准化文件的结构和起草规则》给出的规则起草。请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。本文件由中关村标准化协会卫生与防护分技术委员会提出并归口。（天津）环保科技有限公司、中山自然说生物科技有限公司、广东省微生物分析检测中心、湖南人文科技学院、河北省建筑科学研究院放军战略支援部队特色医学中心、北京清云阳光环保科技有限公司、河北为康低碳新材料有限公司、中国建筑材料工业规划研究院应用技术开发研究院、河北省建筑工程质量检测中心有限公司、北京天工(北京)科技文化有限公司。本文件主要起草人：孙芃、王树威、关红艳、许军娜、曹文斌、宁占武、邱洪、赵金平、刘文秀、郭中宝、谢小保、郑苏江、高月红、王法国、李向春、温俊帆、高瑞兴、匡健磊、鲁启鹏、刘毅、冯小江、吴传东、张志伟、刘锦华、王琦、李云周、卢怡、王丽娜、张慧玉、彭鹏、王锋、张军、赵彦博、向胜利、叶志旺、韩春生、施云。T/ZSA157—2023T/ZSA157—2023PAGEPAGE3纳米二氧化钛基可见光催化抗菌剂范围本文件规定了纳米二氧化钛基可见光催化抗菌剂的术语和定义、产品标记、技术要求、试验方法、检验规则、标志、包装、运输和储存。本文件适用于具有长效抗菌净化性能的液态纳米二氧化钛基可见光催化抗菌剂。规范性引用文件下列文件对于本文件的应用是必不可少的。凡是注日期的引用文件，仅所注日期的版本适用于本文件。凡是不注日期的引用文件，其最新版本（包括所有的修改单）适用于本文件。GB/T1706二氧化钛颜料GB4789.28GB/T6678化工产品采样总则GB/T6680液体化工产品采样通则GB/T9271色漆和清漆标准试板GB/T19258.1杀菌用紫外辐射源第1部分：低气压汞蒸气放电灯GB/T19627粒度分析光子相关光谱法GB/T23986色漆和清漆挥发性有机化合物(VOC)含量的测定气相色谱法GB24613玩具用涂料中有害物质限量GB/T30706可见光照射下光催化抗菌材料及制品抗菌性能测试方法及评价GB/T39952二氧化钛基光催化分散液术语和定义下列术语和定义适用于本文件。可见光催化抗菌剂 visiblelightphotocatalyticantibacterialagent在波长400nm～780nm可见光激发下，基于光催化效应而产生抗菌作用的材料。二氧化钛基可见光催化抗菌剂 titaniumdioxide-basedvisiblelightphotocatalyticantibacterialagent基于有可见光响应能力的改性纳米二氧化钛开发的可见光催化抗菌剂。产品标记产品标签上应注明二氧化钛含量、粒径和稳定性。技术要求纳米二氧化钛基可见光催化抗菌剂的产品性能应符合表1中技术要求。表1 纳米二氧化钛基可见光催化抗菌剂技术要求项目要求理化性能稳定性高速离心30min无明显分层总固含量（质量分数）/%不低于标称值的90%二氧化钛含量（质量分数）/%不低于标称值的90%，且≥0.5平均粒径/nm≤100安全性能VOC含量/（g/kg）≤10可溶性元素含量（mg/kg）铅（Pb）未检出砷（As）未检出汞（Hg）未检出铬（Cr）未检出镉（Cd）未检出抗菌性能总抗菌率（R总）金黄色葡萄球菌/%≥99大肠杆菌/%≥99光催化抗菌贡献值（R光）金黄色葡萄球菌/%≥90大肠杆菌/%≥90耐久性能涂层耐紫外老化性能（Rd）金黄色葡萄球菌/%≥80大肠杆菌/%≥80涂层耐擦拭性能a（Rf）金黄色葡萄球菌/%≥70大肠杆菌/%≥70a产品使用方式为喷涂在板材、家具等有擦拭要求表面时需进行该项测试。试验方法一般规定一般实验条件本文件所用试剂和水在没有注明其他要求时，均指分析纯试剂和GB4789.28中规定的三级水。实验室环境实验室温度为20℃～30℃，湿度不大于60%。试板涂层制备方法试板选择选择玻璃板作为试板。试板清洁将试板裁成边长为（50±2）mm×（50±2）mm的方块，按照GB/T9271中的规定方法进行清洁处理。试板涂层制备按照纳米二氧化钛基可见光催化抗菌剂的产品说明，将其涂布于清洁的试板表面，室温下干燥24h，作为实验组；未经任何处理的试板（经压力蒸汽灭菌处理后干燥24h）作为对照组。理化性能的测定总固含量按GB/T39952中规定的方法测定。稳定性的测定将试样摇匀，分别倒入两支离心管内，放入离心机，在3000r/min条件下分离30min，目视观测。二氧化钛质量分数的测定按GB/T1706中规定的方法测定。平均粒径的测定按GB/T19627规定的方法测定。安全性能的测定VOC含量的测定按GB/T23986规定的方法测定。可溶性元素含量的测定铅（Pb）、砷（As）、汞（Hg）、铬（Cr）、镉（Cd）含量均按照GB24613规定的方法测定。抗菌性能的测定总抗菌率（R总）和光催化抗菌贡献值（R光）按GB/T30706规定的方法测定。耐久性能的测定涂层耐紫外老化性能采用1支功率30W、波长为254nm的紫外灯，紫外灯符合GB19258.1规定，试板表面的抗菌膜层距离紫外灯0.8m~1m，照射500h，经处理后的试板按照GB/T30706规定进行试验，测得的总抗菌率即为Rd。涂层耐擦拭性能擦拭试验按照附录A中规定的方法测定，擦拭试验后的抗菌率按GB/T30706中规定进行测定。检验规则检验分类出厂检验每批次产品在出厂之前均应进行出厂检验，出厂检验由质检部门对其进行检验，检验合格后出具合格证明方可出厂。出厂检验项目包括总固含量、粒径、稳定性。型式检验型式检验项目包括表所列的全部要求。有下列情形之一时，应进行型式检验：新产品最初定型时；正常生产时每两年检验一次；生产配方、工艺及原料有较大改变时；d）停产半年以上重新恢复生产时；e）出厂检验结果与上次型式检验结果存在较大差异时。采样按GB/T6678要求确定采样单元，按GB/T6680规定进行采样。判定规则出厂检验的所有项目符合本文件要求时，则判定合格。型式检验中各项指标均符合本文件要求时，可判断该批次产品型式检验合格。GB/T66802倍量进行复检，复检的结果若任何一项指标不符合本标准要求时，则该批产品不合格。标志、包装、运输和储存标志产品外包装上应有牢固清晰的标志，内容包括：生产厂名、厂址、产品名称、商标、型号、批号、生产日期、净含量、本文件编号以及运输、储存温度。包装采用遮光瓶（桶）或容器包装。运输运输时产品温度应保持在0℃～40℃，并防止辐射和烈日暴晒；并经常检查，确保容器严密不漏。储存在0℃～40℃2其他易腐蚀物品存放在一起。防止冰冻，暴晒。附 录 A（规范性附录）涂层耐擦拭性能试验方法仪器设备擦拭测试装置A.1次600mm（300mm×2）。标引序号说明：1——擦拭介质；2——擦拭介质模块；3——试样；4——试样夹具；5——擦拭仪底盘。图A.1测试仪器示意图辅助设备擦拭介质3mm。擦拭介质模块起到固定擦拭介质的作用，与试样接触部分的面积为50mm×50mm，由聚四氟乙烯制成，通过增加砝码可将施加于试片表面的质量调节为300g±10g。试样夹具由金属制成，用来固定试样，使其在擦拭实验时不随擦拭介质发生运动。擦拭试验步骤擦拭试验按以下步骤进行：将试样放置于擦拭测试装置上，固定试样；调节载荷至300g±10g后，将擦拭次数设置为3000次，然后开启往复擦拭；擦洗结束后，用100mL蒸馏水清洗单个试样表面，然后1005条件下烘干。ICS81.060.30CCSQ32G r o u p s t a n d a r dT/ZSA157—2023Nanotitaniumdioxide-basedvisiblelightphotocatalyticantibacterialagent2023-10-11release 2023-10-12applyZhongguancunStandardizationAssociation releaseT/ZSA157—2023T/ZSA157—2023PAGE\*ROMANPAGE\*ROMANIIITableofcontentsIntroduction ⅢScope 1Normativereferences 13Termsanddefinitions1Productmarking 1Technicalrequirements 1method 2Inspectionrules 3Marking,packaging,transportation,andstorage 4AppendixA(Normative)CoatingWipeResistanceMethod 5IntroductionThisdocumentisdraftedinaccordancewiththerulesgiveninGB/T1.1-2020"GuidelinesforStandardizationWork-Part1:StructureandDraftingRulesofStandardizationDocuments".Pleasenotethatcertaincontentsofthisdocumentmayinvolvepatents.TheissuingagencyofthisdocumentdoesnotassumeanyresponsibilityforidentifyingpatentsThisdocumentwasproposedandunderthejurisdictionoftheTechnicalCommitteeofZhongguancunStandardizationAssociation.Draftingunitsofthisdocument:BeijingWeikangEnvironmentalProtectionTechnologyCo.,Ltd.,ChinaNationalInspectionandTestingHoldingsGroupCo.,Ltd.,BeixinGroupBuildingMaterialsCo.,Ltd.,BeijingWanweijiTechnologyCo.,Ltd.,BeijingBeiheEnterpriseConsultingCo.,Ltd.,BeijingUniversityofScienceandTechnology,HighwayScienceandTechnologyResearchInstituteoftheMinistryofCommunicationsandTransportation,ZhongguancunResidentialEnvironmentEngineeringandMaterialsResearchInstituteInstituteofUrbanSafetyandEnvironmentalScienceofBeijingAcademyofScienceandTechnology,InstituteofPhysicalandChemicalTechnologyofChineseAcademyofSciences,BeijingForestryUniversity,Beiyanglan(Tianjin)EnvironmentalProtectionTechnologyCo.,Ltd.,ZhongshanNaturalScienceandTechnologyCo.,Ltd.,GuangdongMicrobialAnalysisandTestingCenter,HunanUniversityofHumanitiesandTechnology,HebeiInstituteofBuildingScienceCo.,Ltd.,TianjinUniversityofBeijingUniversityofScienceandTechnology,GuangdongWeikangEnvironmentalProtectionTechnologyCo.,LtdBeijingGuizuoTechnologyCo.,Ltd.,ChinesePeople'sLiberationArmyStrategicSupportForceCharacteristicMedicalCenter,BeijingQingyunSunshineEnvironmentalProtectionTechnologyCo.,Ltd.,HebeiWeikangLowCarbonNewMaterialsCo.,Ltd.,ChinaConstructionMaterialsIndustryPlanningandResearchInstituteApplicationTechnologyDevelopmentResearchInstitute,HebeiConstructionEngineeringQualityTestingCenterCo.,Ltd.,BeijingTiangongjuTechnologyCo.,Ltd.,TianjinZijingTiangongNewMaterialsTechnologyCo.,LtdYunnanZhongguiEnergyandEnvironmentalProtectionTechnologyCo.,Ltd.andHuayunJiuding(Beijing)TechnologyandCultureCo.,Ltd.Themaindraftersofthisdocumentare:SunPeng,WangShuwei,GuanHongyan,XuJunna,CaoWenbin,NingZhanwu,QiuHong,ZhaoJinping,LiuWenxiu,GuoZhongbao,XieXiaobao,ZhengSujiang,GaoYuehong,WangFrance,LiXiangchun,WenJunfan,GaoRuixing,KuangJianlei,LuQipeng,LiuYi,FengXiaojiang,WuChuandong,ZhangZhiwei,LiuJinhua,WangQi,LiYunzhou,LuYi,WangLina,ZhangHuiyu,PengPeng,WangFeng,ZhangJun,ZhaoYanboXiangShengli,YeZhiwang,HanChunsheng,ShiYunT/ZSA157—2023T/ZSA157—2023PAGEPAGE1Nanotitaniumdioxide-basedvisiblelightphotocatalyticantibacterialagentRangeThisdocumentspecifiesthetermsanddefinitions,productmarking,technicalrequirements,testmethods,inspectionrules,marking,packaging,transportation,andstorageofnanotitaniumdioxidebasedvisiblelightcatalyticantibacterialagents.Thisdocumentisapplicabletoliquidnanotitaniumdioxidebasedvisiblelightcatalyticantibacterialagentswithlong-termantibacterialpurificationperformance.NormativereferencesThefollowingdocumentsareessentialfortheapplicationofthisdocument.Fordatedreferences,onlythedatedversionappliestothisdocument.Forundatedreferences,thelatestversion(includingallmodificationorders)appliestothisdocument.GB/T1706TitaniumdioxidepigmentGB4789.28Nationalfoodsafetystandards;Microbiologicaltestingoffood;QualityrequirementsforculturemediaandreagentsGB/T6678GeneralrulesforsamplingchemicalproductsGB/T6680GeneralrulesforsamplingliquidchemicalproductsGB/T9271Paintsandvarnishes;StandardtestpanelGB/T19258.1UVradiationsourceforsterilization;Part1:LowpressuremercuryvapordischargelampGB/T19627Particlesizeanalysis;PhotoncorrelationspectroscopyGB/T23986Paintsandvarnishes;Determinationofvolatileorganiccompound(VOC)content;GaschromatographyGB24613LimitofharmfulsubstancesintoycoatingsGB/T30706TestmethodandevaluationofantibacterialperformanceofphotocatalyticantibacterialmaterialsandproductsundervisiblelightirradiationGB/T39952TitaniumdioxidebasedphotocatalyticdispersionanddefinitionsThefollowingtermsanddefinitionsapplytothisdocument.VisiblelightphotocatalyticantibacterialagentAmaterialthatexhibitsantibacterialactivitybasedonphotocatalyticeffectundervisiblelightexcitationatwavelengthsof400nmto780nm.Titaniumdioxide-basedvisiblelightphotocatalyticantibacterialagentAvisiblelightcatalyticantibacterialagentdevelopedbasedonmodifiednanotitaniumdioxidewithvisiblelightresponseability.ProductmarkingTheproductlabelshouldindicatethetitaniumdioxidecontent,particlesize,andstability.requirementsTheproductperformanceofnanotitaniumdioxidebasedvisiblelightcatalyticantibacterialagentshouldmeetthetechnicalrequirementsinTable1.Table1TechnicalrequirementsforvisiblelightcatalyticantibacterialagentsbasedonnanotitaniumdioxideProjectRequirePhysicalandchemicalpropertiesstabilityHighspeedcentrifugationfor30minuteswithoutobviousstratificationTotalsolidcontent(massfraction)/%Notlessthan90%ofthenominalvalueTitaniumdioxidecontent(massfraction)/%Notlessthan90%ofthenominalvalueand≥0.5Averageparticlesize/nm≤100SafetyVOCcontent/（g/kg）≤10Solubleelementcontent（mg/kg）Lead（Pb）NotdetectedArsenic（As）NotdetectedMercury（Hg）NotdetectedChromium（Cr）NotdetectedCadmium（Cd）NotdetectedAntibacterialactivityTotalantibacterialrate（Rt）Staphylococcusaureus/%≥99Escherichiacoli/%≥99Contributionvalueofphotocatalyticantibacterialactivity（Rc）Staphylococcusaureus/%≥90Escherichiacoli/%≥90DurabilityUVagingresistancecoatings（Rd）Staphylococcusaureus/%≥80Escherichiacoli/%≥80Coatingresistancetowipinga（Rf）Staphylococcusaureus/%≥70Escherichiacoli/%≥70aThistestisrequiredwhentheproductissprayedonsurfaceswithwipingrequirementssuchasboardsandfurniture.methodGeneralprovisionsGeneralexperimentalconditionsWhennootherrequirementsarespecified,thereagentsandwaterusedinthisdocumentrefertoanalyticalpurereagentsandGradeIIIwaterspecifiedinGB4789.28.LaboratoryenvironmentThelaboratorytemperatureisbetween20°Cand30°C,andthehumidityisnotmorethan60%.PreparationmethodoftestplatecoatingSelectionoftestpanelsSelectaglasspanelasthetestpanel.CleaningoftestpanelsCutthetestpanelintosquareswithsidelengthsof(50±2)mmandcleanthemaccordingtothemethodspecifiedinGB/T9271.PreparationofTestPlateCoatingAccordingtotheproductinstructionsofnanotitaniumdioxidebasedvisiblelightcatalyticantibacterialagent,applyittoacleansurfaceofthetestplateanddryitatroomtemperaturefor24hoursastheexperimentalgroup;Theuntreatedtestpanel(driedfor24hoursafterpressuresteamsterilization)isusedasthecontrolgroup.DeterminationofphysicalandchemicalpropertiesTotalsolidcontentDetermineaccordingtothemethodspecifiedinGB/T39952.DeterminationofstabilityMixthesamplesthoroughly,pourthemintotwoseparatecentrifugetubes,placetheminacentrifuge,andseparatethemat3000r/minfor30minutesundervisualobservation.DeterminationoftitaniumdioxidemassfractionDetermineaccordingtothemethodspecifiedinGB/T1706.DeterminationofaverageparticlesizeDetermineaccordingtothemethodspecifiedinGB/T19627.DeterminationofsafetyperformanceDeterminationofVOCcontentDetermineaccordingtothemethodspecifiedinGB/T23986.DeterminationofsolubleelementcontentThecontentoflead(Pb),arsenic(As),mercury(Hg),chromium(Cr),andcadmium(Cd)shallbedeterminedaccordingtothemethodspecifiedinGB24613.DeterminationofantibacterialperformanceThetotalantibacterialrate(Rt)andcontributionvalueofphotocatalyticantibacterialactivity(Rc)shallbedeterminedaccordingtothemethodspecifiedinGB/T30706.DeterminationofDurabilityPerformanceCoatingresistancetoUVagingUsingoneUVlampwithapowerof30Wandawavelengthof254nm,theUVlampcomplieswiththeprovisionsofGB19258.1.Theantibacterialfilmlayeronthesurfaceofthetestplateis0.8m~1mawayfromtheUVlamp,anditisirradiatedfor500hours.ThetreatedtestplateistestedinaccordancewiththeprovisionsofGB/T30706,andthetotalantibacterialratemeasuredisRd.CoatingresistancetowipingThewipingtestshallbedeterminedaccordingtothemethodspecifiedinAppendixA,andtheantibacterialrateafterthewipingtestshallbedeterminedaccordingtotheprovisionsofGB/T30706.Inspectionrules.InspectionclassificationFactoryinspectionEachbatchofproductsshouldundergoafactoryinspectionbeforeleavingthefactory.Thefactoryinspectionisconductedbythequalityinspectiondepartment.Afterpassingtheinspection,acertificateofconformitycanbeissued.Thefactoryinspectionitemsincludetotalsolidcontent,particlesize,andstability.TypeinspectionThetypeinspectionitemsincludealltherequirementslistedinthetable.Inoneofthefollowingsituations,typeinspectionshouldbecarriedout:a）Whenthenewproductisinitiallyfinalized;b）Inspecteverytwoyearsduringnormalproduction;c）Whentherearesignificantchangesinproductionformulas,processes,andrawmaterialsd）Whenproductionisresumedaftermorethanhalfayearofsuspension;e）Whenthereisasignificantdifferencebetweenthefactoryinspectionresultsandtheprevioustypeinspectionresults.SamplingDeterminethesamplingunitaccordingtotherequirementsofGB/T6678andconductsamplingaccordingtotheprovisionsofGB/T6680.JudgmentrulesWhenallitemsinthefactoryinspectionmeettherequirementsofthisdocument,theyaredeemedqualified.Whenallindicatorsinthetypeinspectionin7.3.2meettherequirementsofthisdocument,itcanbejudgedthatthebatchofproductshaspassedthetypeinspection.Ifanyindicatorsintheinspectionresultsdonotmeettherequirementsofthisstandard,samplesofdoubletheoriginalquantityshallbetakenfromthepackagingcontainerforre-inspectioninaccordancewithGB/T6680.Ifanyoftheindicatorsinthereinspectionresultsdonotmeettherequirementsofthisstandard,thebatchofproductsshallbedeemedunqualified.Marking,packaging,transportation,andstorageMarkingTheouterpackagingoftheproductshouldhavefirmandclearmarkings,including:manufacturername,address,productname,trademark,model,batchnumber,productiondate,netcontent,thisdocumentnumber,andtransportationandstoragetemperature.PackagingUseopaquebottles(barrels)orcontainersforpackaging.TransportationDuringtransportation,theproducttemperatureshouldbemaintainedbetween0℃and