PHOTOCHROMICMATERIALSPhotochromicmaterialscanchangecolorwiththe environmentalUVintensity.PHOTOCHROMICPRINCIPLEWhenthephotoc hromiccompoundisexcitedbythelightwithcertainwavelengtha ndintensity,themolecularstructurewillchangereversibly,res ultinginavisiblecolorchange.Whentheexcitationisstopped, themolecularstructurewillreturntotheinitialstate,andth ecolorwillalsofadetotheoriginalcolor.PRODUCTDESCRIPTIONT heconventionalproductschangefromcolorlesstocolored.Ourco mpanycancustomizeproductstochangefromthelighttothedark ,accordingtotherequirementsandneeds.PRODUCTCategories:PM Powder,DYpowder,PMemulsion.PMpowderProductIntroductionThea veragediameterofthePMpowderis3±1μm.PMpowderisphotochro micmaterialsproducedusingmicrocapsuletechnology.PMpowderi seasytouseandwideapplicable,whichcanbeusedinmanyfield s,suchasink,coatingandinjectionmolding.Suggestedapplicat ionanddosageForinkandcoating:2~20wt%Forinjectionmolding:0 .2~2wt%ProductFeaturesTheenvironmentalresistanceandtheanti -agingpropertyofPMpowderissignificantlybetter.Aftersimpl ydispersedinthesystem,thePMpowdercanprovidephotochromic effect.Thisproductisnotsuitableforthesystemwithhightr ansparencyrequirements,suchasglasseslens,transparentfilm. COLORCARDCAUTIONSItisbeneficialforthematerial’sphotochromi cpropertywhentheprocessingtemperatureisnothigherthan220 degreesandtheprocessingtimeisnotlongerthan30mins.The lowerprocessingtemperatureandtheshorterprocessingtimewill improvethephotochromicpropertyoftheproducts.Theaddition oftheheatstabilizerscanprovidesimilarbenefit.Atestsample beforeuseisnecessary.Pleasecontactusifyouneedmoreinfo rmationandfurthertechnicalsupport.光变材料光变材料是随着紫外线强度的变化而产生颜色变化 的材料。光变原理:具有光变功能的化合物在一定的波长和强度的光源激发下,其分子结构会发生可逆变化,直观表现为颜色发生变化,当停止激发 后,化合物会恢复至初始状态,直观表现为颜色消退至初始状态。产品变色描述:常规产品为无色变有色,可根据客户需求,定制有色变有色产品。 光变产品分类:光变粉、光变染料、光变乳液(三个链接块)光变粉产品说明:光变粉的平均粒径为3±1μm,是使用微胶囊技术加工制备的光 变材料,使用简单,适用性广,可用于油墨、涂料、注塑等多个领域。建议用途及用量:用于油墨及涂料:2~20wt%用于注塑:0.2~2 wt%产品特性:光变粉的环境耐受性和抗光老化性能高,使用简便,但不适用于对透光度有较高要求的领域,如眼镜片、透明膜类产品。色卡: 注意事项:若有高温工序,建议加工温度不高于220度,加工时间不超过30min。添加热稳定剂、降低加工温度或缩短高温加工时间均有助 于提升最终产品的变色性能。建议客户使用前先进行小试,若需要进一步技术支持,请联系我们。DYpowderProductIntro ductionThephotochromicprocesscanhappenonlywhenDYpowderis dissolvedinsuitablemedium,suchasoilysolventandresin.Th epolarityofthemediumhasgreatinfluenceonthecolor,soat estbeforeusetoconfirmthecolorisnecessary.Suggestedappli cationanddosageForoilyinkandcoating:0.3~3.0wt%Forfilm-mak ing:0.2~1wt%Forinjectionmolding:0.1~0.8wt%ProductFeaturesDY powderisanorganiccompoundandcanbedissolvedinanorganic solventtoprovideatransparentfunction.CAUTIONSDYpowderisea silyaffectedbyfactorsoftheenvironment,suchaslight,oxyge n,andpHvalue,causingphotoaging.Thiswillresultinshortl ifetimeandevenlossofphotochromicfunction.Toimprovelongev ityandachieveanti-agingoftheDYpower,itisbeneficialtoa ddantioxidantandultravioletabsorbentduringuse.Thetypeand amountoftheadditivesapplicabletovariousmediumsmaybedif ferent.TheincorrectadditivesmightshortenthelifespanofDY powder.ThedecompositiontemperatureoftheDYpowderislow.It isbeneficialforthephotochromicpropertywhentheprocessingt emperatureisnothigherthan220degreesandtheprocessingtime isnotlongerthan30mins.Thelowerprocessingtemperatureand theshorterprocessingtimeisbeneficialtoimprovethephotoch romicpropertyoftheproducts.Atestsamplebeforeuseisneces sary.Pleasecontactusifyouneedmoreinformationandfurther technicalsupport.光变染料产品说明:光变染料需溶解在合适介质(如油性溶剂、树脂)中才能产生光变现象。介质的极性 对光变染料的变色性能有较大影响,建议使用前先打样确认显色状态。建议用途及用量:用于油性油墨及涂料:0.3~3.0wt%用于制膜: 0.2~1wt%用于注塑:0.1~0.8wt%产品特性:光变染料为有机化合物,可溶解在有机体系中,从而实现体系完全透光。注意事 项:光变染料极易受环境中光线、氧气、pH值等因素影响,产生光老化现象,直观表现为使用寿命缩短甚至丧失光致变色能力。建议在使用过程中 添加抗氧剂和紫外吸收剂来提高光变染料的抗光老化性能。值得注意的是,不同的使用介质所适用的助剂种类和用量会有较大差异,错误的使用助剂 可能会加剧光老化现象。光变染料的分解温度较低,若有高温工序,建议加工温度不高于220度,加工时间不超过30min。降低加工温度或 缩短高温加工时间均有助于提升最终产品的变色性能。建议客户使用前先进行小试,若有进一步技术支持需要,请联系我们。PMemulsio nProductIntroductionThePMemulsionisanaqueousdispersionsys temofphotochromicmicrocapsules.Theaveragediameterofmicroc apsulesis3±1μm.Thisproductcanbeusedinwaterbornecoating andsolutionspinning.SuggestedapplicationanddosageForwater -basedinkandwaterbornecoating:3~40wt%Forspinning:10~50wt%P roductFeaturesThemicrocapsulecanprotectthephotochromicdyes fromtheexternalenvironmentalfactorsandprovideastablemic ro-environmentforthedyes.ThemicrocapsulesofthePMemulsion haveuniformparticlesizeandgoodmono-dispersity.Thisproduc tcanbeusedforsprayingandspinning.CAUTIONSThePMemulsioni sawaterdispersionsystemandneedtobestirredbeforeused.A fterstoringforalongtime,precipitationandagglomerationmay occur.Itcanbeusedafterre-dispersingwhileheatinginwater .Pleaseavoidusingtheproductinanenvironmentwithhighpolar ityorstrongpHvalue,whichwillaffectthestabilityofthein ternalmicroenvironmentofthemicrocapsulesandthephotochromic property.Atestsamplebeforeuseisnecessary.Pleasecontactu sifyouneedmoreinformationandfurthertechnicalsupport.光变乳液产品说明:光变乳液是一种含有光变微胶囊的水性分散体系,微胶囊的平均粒径为3±1μm,可用于水性涂料或溶液纺丝。建议用途及用量:用于水性油墨及涂料:3~40wt%用于纺丝:10~50wt%产品特性:微胶囊对光变染料有着良好的保护作用,使得光变染料处于稳定的微环境中,不易受外界环境因素影响,光变乳液中微胶囊粒径均一,单分散性好,用于喷涂或纺丝连续性好。注意事项:光变乳液为水分散体系,使用前建议搅拌均匀,若久置会有沉淀凝集现象,可隔水加热后重新分散后再使用。请避免在高极性或强pH值的环境下使用本产品,避免渗透作用影响微胶囊内部微环境的稳定性,从而影响变色性能。建议客户使用前先进行小试,若需要进一步技术支持,请联系我们。 |
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