申请人:Daily Polymer Corporation
公开号:US07427693B1
公开(公告)日:2008-09-23
Compounds that are useful in compositions for flat panel displays, for example, are provided. The compounds provided are polar, and are useful in low threshold voltage mixtures. The compounds provided have the general structure:
CpCOCH2[A]nZ1[B]mZ2PhX1X2Y, where CpCOCH2 is the structure:
A and B are independently in each instance selected from the group consisting of 1,4-cyclohexane, 1,4-phenyl, 1,3-dioxan-5,2-diyl; pyridine-5,2-diyl; and pyrimidin-5,2-diyl; n and m are independently in each instance 0, 1 or 2; Z1 and Z2 are independently a single bond, —(CH2)2—, CF2O, OCF2, CH2O, OCH2, —C≡C—, COO, OOC; and Y is selected from the group consisting of: F, Cl, CN, OCH2F, CHF2, OCF3, and CF3.
提供了在平板显示器组成中有用的化合物。所提供的化合物是极性的,并且在低阈值电压混合物中非常有用。所提供的化合物具有一般结构:CpCOCH2[A]nZ1[B]mZ2PhX1X2Y,其中CpCOCH2是结构A,A和B在每种情况下独立地从1,4-环己烷,1,4-苯,1,3-二氧杂环-5,2-二基;吡啶-5,2-二基;和嘧啶-5,2-二基中选择;n和m在每种情况下独立地为0、1或2;Z1和Z2在每种情况下独立地为单键,-(CH2)2-,CF2O,OCF2,CH2O,OCH2,-C≡C-,COO,OOC;Y从F、Cl、CN、OCH2F、CHF2、OCF3和CF3中选择。