ElectronicsElectro&CommunicationsBusiness,3MChina贴合技术ElectronicsElectro&CommunicationsBusiness,3MChina无气泡贴合基础保证辊轮或刮板平整,清洁贴合时需按一个方向施压,并保证施压前两层材料不能接触压力,速度要均匀,以防止压痕在尽量无尘的环境下操作ElectronicsElectro&CommunicationsBusiness,3MChinaOCA应用种类软对软贴合软对硬贴合硬对硬贴合ElectronicsElectro&CommunicationsBusiness,3MChina软对软贴合卷对卷/卷对片贴合设备较成熟ElectronicsElectro&CommunicationsBusiness,3MChina软对硬贴合单片贴合一般有定位精度要求根据精度要求可能使用手工贴合ElectronicsElectro&CommunicationsBusiness,3MChina软对硬贴合机VacuumTableVacuumTableLensUsecorneroftableformanuallensorientationOrusecamerasystemforautomatedplacement通常使用偏光片贴合机的改进设备TypicalProcessFlow1.Precisionplacementoflens2.Precisionplacementofdiecut3.Removeliner4.Laminate5.Repeatforrigid/rigidbondAutomatedlinerremovalElectronicsElectro&CommunicationsBusiness,3MChina定位方式比较CCD定位贴合精度好,贴合精度小于0.1mm。可以使用2mil重离型膜机械定位贴合精度低,一般在0.2左右。需要使用5mil重离型膜ElectronicsElectro&CommunicationsBusiness,3MChina设备选择表MachineTaketimePcs/MPrice(USD)Price/PcsYAlignmentLinerreleaseTrimechTM-602M10229K38K1.4centJig+-0.25mmAutomatedTrimechTM-602A6382K150K3.3centsensor+-0.05mmAutomatedJPtech110226k100K3.7centsensor+-0.1mmAutomatedJPtech220113K70K5.1centsensor+-0.1mmAutomatedTakatori12189K200K8.8centCCD+-0.075mmAutomated1month=22hourX29day1year=12monthElectronicsElectro&CommunicationsBusiness,3MChina硬对硬贴合一般使用CEF贴合难度最大,不能使用手工设备种类真空贴合机滚轮式贴合机ElectronicsElectro&CommunicationsBusiness,3MChina硬对硬贴合机真空贴合机ElectronicsElectro&CommunicationsBusiness,3MChina真空贴合机选择表MachineTaketimePcs/MPrice(USD)Price/PcsYAlignmentLinerreleaseTrimech3076K40K4.4centJig+-0.2mmbyhandTakatori3076K61K6.7centJig+-0.2mmbyhandShibaure14056K128K19centCCD+-0.075mmbyhandShibaura220113K300K22centCCD+-0.075mmAutomatedElectronicsElectro&CommunicationsBusiness,3MChina硬对硬贴合机滚轮式贴合机ElectronicsElectro&CommunicationsBusiness,3MChina除泡机通过高压高温来消除贴合产生的少量气泡LCD行业的成熟产品对因颗粒造成的气泡无效ElectronicsElectro&CommunicationsBusiness,3MChina除泡机理气泡被赶出了贴合区域?气泡被胶吸收了?ElectronicsElectro&CommunicationsBusiness,3MChina贴合后除泡后加热老化BubblesaroundtoolingmarkMostBubblesremovedbyautoclave气泡是被胶吸收了ElectronicsElectro&CommunicationsBusiness,3MChina我们推荐CCD定位产品来控制贴合精度真空贴合设备来最小化空气引入合适的脱泡温度,压力,时间。避免胶的边缘吸收太多的空气。ElectronicsElectro&CommunicationsBusiness,3MChinaAnti-SplintedFilm(ASF)防爆膜ElectronicsElectro&CommunicationsBusiness,3MChinaLCDPanelBacklightunitPMMAorPCLensPCBBattery过去的设计:塑料lens的优势:•低价•能做立体造型塑料lens的缺点:•厚重•易刮伤•透光率低手机设计趋向使用玻璃LenshLCDPanelBacklightunitGlassLens+ASFPCBBattery玻璃lens:玻璃lens的优势:•美观•耐刮擦•轻薄•能放置的离LCD更近玻璃lens的缺点:•会碎裂•成本高•难以制作立体造型hElectronicsElectro&CommunicationsBusiness,3MChina防爆膜应用玻璃Lens加硬PET4HOpticallyClearAdhesive(OCA)1st用于外表面:玻璃Lens加硬PET(2H)OpticallyClearAdhesive(OCA)2nd用于内表面外侧内侧油墨ElectronicsElectro&CommunicationsBusiness,3MChina常规产品3M8094-2:3MASF8094-2用于内表面2H加硬光学PET膜无硅配方的加硬涂层不影响双面胶带的粘接在无尘室内制造高强度OCA,并有良好的填充油墨能力透光度92%,雾度1%极其轻微的彩虹纹绿色的保护膜有助于设备定位易模切保护膜(2mils)加硬PET(2mils)OCA(1mil)离型膜(2mils)ElectronicsElectro&CommunicationsBusiness,3MChina新产品8097-1在8094-2的基础上增加了防反射层,能提高透光率80859095100350450550650750850W波长T透光度玻璃基板8094-28097-1贴上8097-1的玻璃板,透过率增加了3%ElectronicsElectro&CommunicationsBusiness,3MChinaCompetitor3M8097-1Westinghouse24”Monitor防反射同时,降低对色彩的影响3MBroad-BandAnti-ReflectiveFilm8097-1ElectronicsElectro&CommunicationsBusiness,3MChina镜面反射膜(HTMF)ElectronicsElectro&CommunicationsBusiness,3MChinaHighTransmissionMirrorFilm(HTMF)将显示器隐藏成一面镜子利用偏光片原理显示器关闭时成为镜子–50%的外界光被反射显示器打开时可以看见图像–提供85%以上的透光率在反射率一致的条件下HTMF比金属溅镀有更高的透光率HTMF的光轴必须与LCD一致100%聚合物,无EMI影响无危害,可循环再生ElectronicsElectro&CommunicationsBusiness,3MChinaHighTransmissionMirrorFilm(HTMF)ElectronicsElectro&CommunicationsBusiness,3MChinaLOCA(光学透明胶水)ElectronicsElectro&CommunicationsBusiness,3MChina光学胶带与胶水的优点比较胶带优点生产效率高厚度均一无溢胶问题粘接区域可控无腐蚀问题胶水优点可以粘接曲面材料对油墨厚度不敏感固化前可以分开胶水作为胶带的补充,可以满足一些胶带难以应用的场合ElectronicsElectro&CommunicationsBusiness,3MChina何时推荐LOCA粘接材料为不平整材料粘接面积较大的硬对硬贴合客户要求使用胶水ElectronicsElectro&CommunicationsBusiness,3MChina3MLOCA产品2175紫外固化胶水粘接强度高替代2152,腐蚀性小EAS-1616,EAS-1614紫外固化胶水固化后模量小,收缩少。用于对LCM的粘接ElectronicsElectro&CommunicationsBusiness,3MChinaLOCA的工艺流程GlassPrintGlassgalssUV固化点胶下压ElectronicsElectro&CommunicationsBusiness,3MChina