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    • 2. 发明申请
    • Cholesteric liquid crystal copolymers and additives
    • 胆固醇液晶共聚物和添加剂
    • US20050045854A1
    • 2005-03-03
    • US10652700
    • 2003-08-29
    • Marc RadcliffeRichard PokornyTerence SpawnSteven Solomonson
    • Marc RadcliffeRichard PokornyTerence SpawnSteven Solomonson
    • C09K19/20C09K19/38C09K19/36C09K19/12
    • C09K19/3852C09K19/2007C09K2019/0448C09K2019/2035C09K2019/2078C09K2019/3095C09K2219/03Y10T428/10Y10T428/1036Y10T428/1041Y10T428/105
    • A cholesteric liquid crystal composition includes a) a cholesteric liquid crystal compound or a cholesteric liquid crystal precursor; and b) a compound of formula (I), formula (II) or formula (III): R—R1—R2R3R4nR5—R6  (I) R—R7—R2R3R4nR5—R8  (II) R9R4R3mR2—R10—R)2  (III) where, n is 1, 2, 3, or 4; m is 1, 2, or 3; R is an acrylate, methacrylate, acrylamide, isocyanate, epoxy, or silane; R1 is a (C3-C8) alkylene, (C3-C8) alkenylene, or (C3-C8) alkylyne; R2 is a bond, —O—, —C(O)O—, —O(O)C—, —OC(O)O—, —C(O)N—, —CH═N—, —N═CH—, or —NC(O)—; R3 is a cycloalkylene, cycloalkenylene, heterocyclylene, arylene, or hetroarylene; R4 is a bond, (C1-C8) alkylene, (C2-C8) alkenylene, (C2-C8) alkylyne, carbonyl, —O—, —C(O)O—, —O(O)C—, —OC(O)O—, —C(O)N—, —CH═N—, —N═CH—, or —NC(O)—; R5 is a bond, cycloalkylene, cycloalkenylene, hetrocyclylene, arylene, or hetroarylene; R6 is hydrogen, cyano, halo, (C1-C8) alkoxy, (C1-C8) alkyl, nitro, amino, carboxy, mercapto, (C1-C4)thioalkyl, COCH3, CF3, OCF3, or SCF3; R7 is a (C1-C2) alkylene, (C2) alkenylene, or (C2) alkylyne; R8 is is hydrogen, halo, (C1-C8) alkoxy, (C1-C8) alkyl, nitro, amino, carboxy, mercapto, (C1-C4)thioalkyl, COCH3, CF3, OCF3, or SCF3; R9 is a cycloalkylene, cycloalkenylene, heterocyclylene, arylene, or hetroarylene; and R10 is a (C1-C8) alkylene, (C2-C8) alkenylene, or (C2-C8) alkylyne.
    • 胆甾型液晶组合物包括:a)胆甾型液晶化合物或胆甾型液晶前体; (I)R-R 1 -R 2和Parenoplosst; R 3 -R 4和Parenclosest; n R 5 -R 6(I)R-R 7 -R 2和Parenopenst; R 3 R 4和Parenclosest; nR 5 -R 8(II)R 9和Parenopenst ;&Parenopenst; R4R3和Parenclosest; mR2-R10-R)2(III)其中n为1,2,3或4; m为1,2或3; R是丙烯酸酯,甲基丙烯酸酯,丙烯酰胺,异氰酸酯,环氧树脂或硅烷; R1是(C3-C8)亚烷基,(C3-C8)亚烯基或(C3-C8)烷基; R 2是键,-O - , - C(O)O-,-O(O)C - , - O(O)O-,-C(O) CH-或-NC(O) - ; R 3是亚环烷基,亚环烯基,亚杂环基,亚芳基或杂芳基; R4是一个键,(C1-C8)亚烷基,(C2-C8)亚烯基,(C2-C8)烷基烯,羰基,-O - , - C(O)O-,-O(O) (O)O-,-C(O)N - , - CH = N - , - N = CH-或-NC(O) - ; R5是键,亚环烷基,亚环烯基,杂环亚烷基,亚芳基或杂环亚芳基; R6是氢,氰基,卤素,(C1-C8)烷氧基,(C1-C8)烷基,硝基,氨基,羧基,巯基,(C1-C4)硫代烷基,COCH3,CF3,OCF3或SCF3; R7是(C1-C2)亚烷基,(C2)亚烯基或(C2)烷基; R8是氢,卤素,(C1-C8