常规电芯材料测试方法介绍综述课件.ppt

2018/7/28,1,常规电芯材料测试项目及方法介绍,技术部,2010-01-25,2018/7/28,2,概要,2018/7/28,3,概要,?,材料简介,?,检测项目,?,检测设备,?,检测方法,2018/7/28,4,1.,溶剂,NMP,?,NMP(N-,甲基吡咯烷酮,),用作搅拌溶剂化学名,:N-Methyl-2-polyrrolidone,分子式,C5H9NO.,结构式,:,N-,甲基吡咯烷酮为稍有氨味的液体，与水以任何人比例混溶，几乎与所有,溶剂（乙醇、乙醛、酮、芳香烃等）完全混合。沸点,204,C,，闪点,95,C,。,NMP,是一种极性的非质子传递溶剂，具有毒性小，沸点高，溶解能力出众，,选择性强和稳定性好的优点。,序号,检测项目,规格,（举例）,单位,检测仪器及方法,1,外观,透明，无色液体,/,目检,2,纯度,99.8,%,GC-MS,3,色度,20,/,Pt-Co,色标,4,水分含量,2000,ppm,K-f Moisture analyzer,5,密度,Kg/m3,25,o,C,，密度仪,2018/7/28,5,2.,粘接剂,PVDF,?,PVDF(,聚偏二氟乙烯,),用做增稠剂和粘接剂,白色粉末状结晶聚合物，相对密度,1.751.78,。具有极其良好的抗紫外线,性和耐气候老化性，其薄膜在室外放置一二十年也不硬脆龟裂。聚偏氟,乙烯的介电性能特异，介电常数高达,6,8,（,MHz,60Hz,），介质损耗角,正切值也很大，大约在,0.020.2,之间，体积电阻稍低，为,2,1014.cm,。,其长期使用温度为,-40,+150,在这段温度范围内，聚合物有着很好,的机械性能。它的玻化温度,-39,，脆化温度,-62,以下，,结晶熔点约,170,，热分解温度,316,以上,序号,检测项目,规格,（举例）,单位,检测仪器及方法,1,外观,白色粉末，无味，无污染物,/,目检,2,熔点,170-180,o,C,DSC,3,水分,1000,ppm,K-F Moisture analyzer,2018/7/28,6,3.,导电剂,?,Super-P,导电碳黑,纯黑色的细粒或粉状物。不溶于水、酸和碱。能在空气中燃烧。用于确,保活性氧化物颗粒与集流器的接触以及内部颗粒的最佳接触，控制电极,的多孔性、使电解质理想地接触氧化物颗粒，并具有较低或者非常低的,添加量，就可以提高导电性能；且对电化学机理无影响,序号,检测项目,规格,（举例）,单位,检测仪器及方法,1,外观,精细的黑色粉末,目检,2,灰分,*,0.05,%,烘箱,3,水分,0.3,%,K-F Moisture analyzer,4,比表面积,62,5,m2/g,NOVA-1000;,吸附质：高纯,N2,；,BET,管：,9mm,带大球短管,5,S content,0.05,%,ICP or AAS,6,Fe content,10,ppm,ICP or AAS,7,Ni content,10,ppm,ICP or AAS,2018/7/28,7,4.,正极活性物质,?,钴酸锂,LiCoO2,灰黑色粉状物。,序号,检测项目,规格,（举例）,单位,检测仪器及方法,*1,外观,黑色粉末,目检,*2,颗粒度,D10(,体积分布,),3.0,m,Master Size 2000,Laser Particle,Size analyser;Hydro 2000MU(A);,样,品量,:5g;,样品超声,10min;,分散剂：,water,折射率：,1.330,*3,颗粒度,D50(,体积分布,),7.5,2.0,m,*4,颗粒度,D90(,体积分布,),18.0,m,*5,颗粒度,D99(,体积分布,),50.0,m,*6,颗粒度,D10(,数量分布,),1.0,m,*7,比表面积,0.5,0.2,m2/g,NOVA1000;BET;,吸附质：高纯,N2,（,99.99%,）,BET,管：,9mm,带大球短管,*8,振实密度,2.6,0.3,g/ml,仪器：,Quantachrome Autotap,振动,频率,:23s/100,次,振幅,:5mm,振动次,数,:5000,次,量筒,100 ml,样本量,70ml,2018/7/28,8,4.,正极活性物质,序号,检测项目,规格,（举例）,单位,检测仪器及方法,9,能量密度,140,mAh/g,Half cell,，,0.1C to 4.2V,0.1C to,3.0V,10,水分,0.1,%,K-F moisture analyzer,*11,PH,酸碱度,10.5,0.5,/,钴酸锂与蒸馏水重量比,1:10,，,混合均,匀,密闭静置,2h,后测度,仪器,:PHS-3C PH,计,12,晶体结构,实测,/,XRD,13,微观表面形态,实测,/,SEM,3000X,14,钴含量,59.3-60.7,%,电位滴定,15,锂含量,6.6-7.4,%,AAS or ICP,*16,铁含量,0.0050,%,AAS or ICP,*17,铅含量,0.0050,%,AAS or ICP,*18,钛含量,0.0050,%,AAS or ICP,*19,锌含量,0.0050,%,AAS or ICP,20,铜含量,0.0050,%,AAS or ICP,21,钙含量,0.0100,%,AAS or ICP,22,钠含量,0.0050,%,AAS or ICP,23,镁含量,0.0100,%,AAS or ICP,24,镍含量,0.0100,%,AAS or ICP,25,锰含量,0.0150,%,AAS or ICP,2018/7/28,9,5.,铝箔,?,铝箔,Al foil,合金牌号；合金状态,呈金属铝色泽。,序号,检测项目,规格,（举例）,单,位,检测仪器及方法,1,Appearance,外观,色泽均匀，无明显凹点、划痕无翘边和波浪边，切面平整,uniformity color,no,concave,no nick,no warp,smooth surface,/,naked eyes,目检,2,Thickness,厚度,16,2,um,千分尺,3,单位面积重量,Area weight,43,5,g/m,2,电子天平,(0.0001g),4,抗拉强度,Pull,strength,155,Mpa,拉力机,5,Prolongation,ratio,延伸率,1.0,%,拉力机,6,Al,99.0,%,AAS,7,Si,0.2,%,AAS,8,Cu,0.2,%,AAS,9,Mn,0.05,%,AAS,10,Fe,0.5,%,AAS,11,Zn,0.1,%,AAS,2018/7/28,10,6.,负极活性物质,?,活性物质,MCP,序号,项目,规格,单位,检测仪器及方法,*1,外观,黑色粉末,naked eyes,目检,*2,颗粒度,D10(,体积分布,),xx,m,Master Size 2000,Laser Particle,Size analyser;Hydro 2000MU(A);,样,品量,:5g;,样品超声,10min;,分散剂：,water,折射率：,1.330,*3,颗粒度,D50(,体积分布,),xx,2.0,m,*4,颗粒度,D90(,体积分布,),xx,m,*5,颗粒度,D99(,体积分布,),xx,m,2018/7/28,11,6.,负极活性物质,序号,项目,规格,单位,检测仪器及方法,*6,比表面积,xx,0.2,m2/g,NOVA1000;BET;,吸附质：高纯,N2,（,99.99%,）,BET,管：,9mm,带大球短管,*7,振实密度,xx,0.3,g/ml,仪器：,Quantachrome Autotap,振动频率,:,23s/100,次,振幅,:5mm,振动次数,:5000,次,量筒,100 ml,样本量,70ml,8,水,分,900,ppm,K-F moisture analyzer,9,微观形貌,实,测,/,SEM,10,晶体结构,实,测,/,XRD,11,灰分,0.3,%,样本量,2g,马弗炉,800,度,5-6,小时至恒重,12,固定碳含量,99.7,%,样本量,2g,马弗炉,800,度,5-6,小时至恒重,13,第一次放电容量,340,mAh/g,Half cell 0.05C to 5.0mV,0.1C to 2.0V,14,第一次放电效率,87,%,Half cell 0.05C to 5.0mV,0.1C to 2.0V,15,真实密度,2.1,g/ml,丁醇,(,重量置换,),或,XRD,计算,16,铁含量,50,ppm,ICP,光谱仪,17,硫含量,10,ppm,ICP,光谱仪,18,硅含量,10,ppm,ICP,光谱仪,19,铜含量,50,ppm,ICP,光谱仪,20,钼含量,10,ppm,ICP,光谱仪,2018/7/28,12,7.,铜箔,?,铜箔,Cu foil,呈红色。,序号,项目,规格,单位,检测仪器及方法,1,外观,色泽均匀，无明显凹点、划痕无翘边和波浪边，切面平,整,naked eyes,目检,2,厚度,16,3,um,千分尺,3,单位面积重量,131,3,g/m2,电子天平,(0.0001g),4,抗拉强度,30.0,kg/mm2,拉力机,5,延伸率,3.0,%,拉力机,6,纯度,99.8,%,AAS,7,表面达因系数,38,表面达因系数测试笔,8,抗氧化性,No oxidation,no change color,无氧化,无变色,Oven,烘箱,(160,C 10 Min),2018/7/28,13,8.,隔离膜,?,隔离膜,序号,项目,规格,单位,检测仪器及方法,*1,外观,白色，平滑，,无划痕，无凝胶点，无黑,色斑点,naked eyes,目视,*2,Gurley(AVG),xx,Seconds,4150N Gurley densometer,透气度,测定仪,*3,面密度,(AVG),xx,mg/cm2,精密天平（,0.0001g),4,收缩率,xx,%,Oven,90,C/1h,*5,厚度,xx,m,Micrometer,千分尺,6,MD,抗张强度,xx,kg/cm2,INSTRON tester Model 4201,7,TD,抗张强度,xx,kg/cm2,INSTRON tester Model 4201,8,MD,延长率,xx,%,INSTRON tester Model 4201,9,TD,延长率,xx,%,INSTRON tester Model 4201,10,针刺强度,xx,Grams,Penetration test,穿透测试,11,针孔,None allowed,count,Alcohol,Light box,酒精，照光箱,12,熔点,Peak1:xx,5 Peak2:xx,5,C,DSC,2018/7/28,14,9.,胶纸,序号,项目,规格,单位,检测仪器及方法,1,总厚度,0.06,0.005,mm,千分尺,2,宽度,W,0.5,mm,游标卡尺,3,粘接,强度,0.06,N/mm,粘在,PET,膜上撕开,拉力计,4,抗电解液性能,不分层,不松脱,贴在铝箔上在85电解液中浸泡,4,小时,5,颜色,棕黄色,目视,2018/7/28,15,10.,极耳,?,铜,/,镍,/,铝极耳,序号,项目,规格,单位,检测仪器及方法,1,外观,表面无污迹，生锈，氧化,目视,2,宽度,3.0,0.1,mm,卡尺,3,厚度,0.10,0.01,mm,千分尺,4,抗拉强度,60,N,拉力测试仪,5,抗折次数,5,times,平口钳,/,专用测试仪,6,抗电解液,无脱落,60,度,24,小时浸泡,7,封装拉力,25,N,简易封装机,7,焊接拉力,25,N,目视,/,拉力计,恒温电烙铁,超声波焊接机,2018/7/28,16,11.,包装膜,?,铝塑膜,No,项目,规格,方法,1,污渍斑点,直径小于,1.0mm,3m,长内，小于,1.0mm,的点不超过,1,个,目视,样品,2,污渍斑点,直径小于,1.0mm,3m,长内，小于,1.0mm,的点不超过,1,个,目视,样品,3,划痕,不允许多条划痕并列，规定性单条划痕长度不允许超,过,0.5m,，不允许有双面可以看到的划痕,目视,样品,4,成型性能,CPP/AL,之间不分层,Al/on,之间不分层,冲成型区无开裂,角位不变色,回弹率小于,55,转角圆角,R=1.0mm,直边圆角,R=0.6mm,拔模角,6,深度,d=5mm max,冲压速度,s=200mm/min,成型,后测深度，静置,2,小时后再测一次深度，计算回,弹率,5,封装性能,剥离强度,封装条件,冲爆强度,20N/8MM MIN,温度,200degC,粘接强度,2.0N/mm Min(ref),热封强度,time:2S,测试方法见附图定义,封装压力,0.2Mpa.,6,粘接均匀性,将封装区,CPP,与,CPP,撕开，两面为均匀白色，参考样品,封装条件，温度,200degC,热封强度,time:3S,封装压力,0.2,0.4Mpa.,7,al/cpp,层剥离,强度,5N/10mm(7N/15mm）,剥离速度,200,240 mm/min,剥离角度,180,度,8,抗电解液性能,边缘无分层,电解液成分（,EC,：,DEC,1,：,1,，,1M LiPF6),湿态剥离强度,1N/10mm(ref),将样品切成,10mm,小片放入电解液中，在,85,度下密,闭烘烤,4,小时，测,CPP,与,al,之间的拉力。,2018/7/28,17,12.,电解液,?,电解液,序号,项目,规格,单位,检测仪器及方法,*1,外观,液态,目检,*2,色度,50,Pt-Co,色标,*3,氢氟酸含量,50,ppm,NaOH,酸碱滴定,*4,水含量,20,ppm,K-F Moisture analyzer,*5,电导率,11.5,0.5,ms/cm,25,电导率仪,6,密度,1.273,0.010,g/ml,20,密度仪,*7,成分,xx,GC-MSD,8,铁含量,10,ppm,光谱仪,9,铅含量,20,ppm,光谱仪,10,铬含量,10,ppm,光谱仪,11,钠含量,10,ppm,光谱仪,12,氯含量,5,ppm,光谱仪,