TFT LCD--Process(all).pptVIP

Tracy Chen Glass Cleaning Resist Coat 清洗 Brushing Cavitation UV照射 超音波 Air Knife MHz 乾燥 Air Knife Spin Inspection Particle 洗淨度：純水接觸角 洗劑殘留 ESD CF Cleaning LCD定向製程 1.前洗淨 2.上配向膜(PI) 3.定向（Rubbing） 4後洗淨 配向膜之要求 低溫製程 與SiOx、SiNx及ITO之接著力強 均勻性高 可產生適當之預傾角 容易製作 光穿透率高 低帶電化 絕緣性高 受外物之影響小 耐熱 耐濕 配向膜製作 1. Coating Process 2. Precure 3. Inspection 4. Maincure Polyimide Film Printing Rubbing 配向方向 Rubbing Rubbing Process Rubbing LengthRubbing length=N?l?[(2rn/60v)+1] N=number of rubbing l=contact length r=radius of the rubbing n=rotation speed v=speed of the substrate CF Cleaning Seal 之產品種類 One Component Thermal Curing Epoxy One Component UV Curing Epoxy Multi-component Epoxy Sealant Coating Spraying Methods of LCD Spacers Spacer Spray Specifications Required for LCD Spacer Spraying Device No more than 3 spacers clumping together is allowed. The uniformity of the each run should be within 15% at randomly selected points on the plate glass. Repeatability of the average spacer density should be within ±15% from run to run. Equipment should be allowed to spray any selected density from 10 to 500 spacers/mm2. Transfer Coating Assembly Cutting Process 經由切割裂片得到適當大小之Glass LC Injection Process End Sealing Anneal Process 令LC再配向―使其配向均一化 Anneal Process 令LC再配向―使其配向均一化 NW（Normally White) P1⊥P2 NB（Normally Black) P1∥P2 偏光板貼附製程 TFT Rubbing 方向(基板在下) CF Rubbing 方向(基板在上) 90° 基板 Rubbing 行進方向 Stage 行進方向 Rubbing 角度 45 Roller 旋轉方向 l r v Spray Nozzle Color Filter Array Substrate Cleaning Spray Nozzle Cell Gap Control Spacer Spray Sealant Coating Alignment Assembly Sealant Coating Process Seal CF 基板 液晶注入口 Seal Seal 噴嘴 CF 基板 間隙粒子(Spacer)的種類 Glass Fiber 棒狀Spacers Plastic 球狀 spacers Silicon 球狀 spacers 間隙粒子(Spacer)的選擇 物性：壓縮特性,熱膨脹係數,熱分解溫度 化性：耐化學性，耐液晶性，液晶適用性 散佈特性： Spacer的種類,平均直徑，粒徑分佈特性 Wet Method Gas Dry Method Gas TFT 基板 Spacer Spacer 散佈槽 噴嘴 Spacer TFT 基板 CF 基板 Transfer 噴嘴 Transfer Transfer 液晶注入口 Seal CF 基板 以對準mark輔助進行對準動作--防止漏光 Alignment UV 假固定膠 Color Filter Array UV seal Seal 以此方式堆疊數組panel