混合液晶測試方法 編制說明

1混合液晶材料是電子信息顯示產(chǎn)業(yè)的重要材料，是目前主流LCD顯示面板中的關(guān)鍵健全標(biāo)準(zhǔn)化技術(shù)體系，提升上下游企業(yè)合作深度，有任務(wù)。2023年12月至2024年8月，標(biāo)準(zhǔn)編制小組在石家莊誠志永華顯示材量數(shù)據(jù)進行分析，及時召開會議總結(jié)調(diào)研結(jié)果，部署下一步工作計劃。根據(jù)前期的調(diào)研、22.1適用性原則：根據(jù)國內(nèi)各液晶材料廠家實際生產(chǎn)的具體情況和顯示面板用戶的需求2.3查閱相關(guān)標(biāo)準(zhǔn)和國內(nèi)外客戶的相關(guān)技術(shù)要求并收集了江蘇和成顯示科技有限公司、屬離子含量和反應(yīng)性單體含量，均用于表征影響液晶材液晶材料的可靠性決定了其適配顯示面板歷經(jīng)不同惡化條件后維持面板正常顯示的3度類項目測試結(jié)果滿足實驗室內(nèi)變異系數(shù)要求（參考GB/T27417合格評定化學(xué)方法確測試項樣本測試次數(shù)均值RSD精密度要求123456純度（%）A99.99099.99299.98799.98999.98799.98799.9890.002%RSD≤0.5%B99.98899.98999.98499.99399.98999.98999.9890.003%C99.99199.99199.98899.98999.98999.98599.9890.002%易揮發(fā)分（%）A0.00180.00200.00190.00270.00270.00260.002318.7%RSD≤20%B0.00260.00250.00210.00230.00260.00270.00259.1%C0.00310.00320.00300.00310.00340.00300.00314.8%水分含量（mg/kg）A9816.9%RSD≤20%B206.4%C8.3%顆粒物≥0.5μm（個/mL）A1101100.7極差=1極差≤5B1110000.5極差=1C0100000.2極差=1顆粒物≥1.0μm（個/mL）A0100000.2--B0100000.2-C0100000.2-顆粒物≥2.0μm（個/mL）A0100000.2--B0100000.2-C0100000.2-顆粒物A0000000--4≥5.0μm（個/mL）B0000000-C0000000-金屬離子濃度(μg/kg）A9.810.19.510.210.49.710.03.4%RSD≤10%B7.68.08.27.77.17.27.65.7%C0.320.330.300.280.260.270.309.6%RM含量（mg/kg）A31853187318831863185318631860.04%RSD≤B31863189318631823182318431850.09%C31813183318231823183318331820.03%清亮點 DSC法A73.974.174.074.074.074.174.00.1%RSD≤B74.074.174.074.074.074.074.00.1%C74.074.174.174.374.274.274.20.1%清亮點 熔點法D89.789.690.090.789.989.689.90.5%RSD≤3%E121.8122.5122.0121.6122.2122.4122.10.3%F80.580.980.780.680.580.980.70.2%體積粘度（mPa·s）A13.914.013.914.114.014.014.00.5%RSD≤B16.116.016.015.816.015.916.00.6%C18.418.218.218.318.418.018.30.8%密度（g/cm3）A0.999980.999941.000021.000020.999991.000011.000.003%RSD≤0.05%B0.983290.983380.983330.983400.983260.983470.980.008%C1.006741.006671.006551.006781.006501.006471.010.013%彈性常數(shù)（pN）A15.415.415.515.515.615.415.470.5%RSD≤3%B11.411.511.511.411.311.411.420.7%C14.114.314.314.214.314.414.270.7%旋轉(zhuǎn)粘度（mPa·s）A88.4089.9190.3188.3089.7988.2789.161.1%RSD≤10%B92.7991.5091.3992.8291.7892.3492.100.7%C95.9596.1296.6695.1995.2495.0595.700.7%光學(xué)各向異性A0.10010.10010.10020.10000.09990.10020.10.1%RSD≤3%B0.11450.11440.11450.11430.11450.11450.10.1%C0.11810.11800.11810.11790.11800.11810.10.1%介電各向異性A-10.7-11.0-10.8-10.6-10.9-10.8-10.8-1.3%RSD≤10%B-5.4-5.6-5.5-5.4-5.3-5.6-5.5-2.2%C-4.7-4.9-4.6-4.8-4.7-4.6-4.7-2.5%閾值電壓（V）A2.512.502.532.542.522.502.50.6%RSD≤3%B1.531.521.541.511.521.520.7%C1.751.771.761.781.741.770.8%飽和電壓（V）A3.483.463.483.443.453.473.50.5%RSD≤3%B2.202.162.182.172.202.192.20.7%C2.502.532.522.512.552.542.50.7%電阻率-TFTA15.816.315.415.017.116.116.04.6%RSD≤51013Ω·cm）B28.024.625.226.627.125.226.15.1%30%C50.048.947.849.847.549.648.92.2%電阻率-普通液晶(×1010Ω·cm）D17.216.115.815.615.415.315.94.4%RSD≤30%E27.824.621.618.619.518.122.118.5%F115.988.376.175.774.373.584.019.7%電壓保持率（%）A99.7299.7299.7399.7499.7499.7399.70.01%RSD≤3%B99.7399.7499.7599.7499.7499.7399.70.01%C99.7599.7499.7699.7599.7399.7399.70.01%離子密度A36.72.2%RSD≤2