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    • 6. 发明公开
    • Chiral compounds
    • 手性化合物
    • EP1273585A1
    • 2003-01-08
    • EP02012340.2
    • 2002-06-05
    • MERCK PATENT GmbH
    • May, Alison LindaGreenfield, Simon, Dr.Goulding, Mark John, Dr.Parri, Owain Llyr, Dr.
    • C07D493/04
    • C07D493/04C09K19/588C09K2019/0448C09K2019/3095C09K2019/3408
    • The invention relates to chiral compounds of formula I
      wherein R 1 , R 2 , A 1 , A 2 , A 3 , Z 1 , X 2 and X 2 have the meaning given in claim 1, to liquid crystal mixtures comprising at least one chiral compound of formula I, to chiral linear or crosslinked liquid crystal polymers obtainable by polymerizing a polymerizable mixture comprising at least one chiral compound of formula I, to the use of chiral compound of formula I and mixtures and polymers obtained thereof in liquid crystal displays, active and passive optical elements, adhesives, synthetic resins with anisotropic mechanical properties, cosmetic and pharmaceutical compositions, diagnostics, liquid crystal pigments, for decorative and security applications, nonlinear optics, optical information storage or as chiral dopants, and to a liquid crystal display comprising a mixture comprising at least one chiral compound of formula I.
    • 本发明涉及式I的手性化合物,其中R 1,R 2,A 1,A 2,A 3,Z 1,X 2和X 2具有权利要求1中给出的含义,涉及包含至少一种式I的手性化合物, 或交联的液晶聚合物,其可通过聚合包含至少一种式I的手性化合物的可聚合混合物,使用式I的手性化合物和其在液晶显示器中获得的混合物和聚合物,有源和无源光学元件,粘合剂,合成 具有各向异性机械性能的树脂,化妆品和药物组合物,诊断剂,用于装饰和安全应用的液晶颜料,非线性光学元件,光学信息存储或作为手性掺杂剂,并且涉及包含混合物的液晶显示器, 公式I.
    • 9. 发明公开
    • Reactive liquid crystal compounds
    • ReaktiveFlüssigkristallverbindungen。
    • EP0648827A1
    • 1995-04-19
    • EP94115525.1
    • 1994-10-01
    • MERCK PATENT GmbH
    • Parri, Owain Llyr, Dr.Coates, David, Dr.Greenfield, Simon, Dr.Bonny, Ian
    • C09K19/12C09K19/20C09K19/38C09K19/32C09K19/34
    • C09K19/3852C07C69/54C07C69/92C09K19/12C09K19/2007C09K19/3847C09K2019/0448
    • The invention relates to reactive liquid crystal compounds of formula I



              R¹-P-X-(A¹-Z¹) n -A²-R²   I



      wherein

      R¹ is CH₂ = CW-COO-, CH₂ = CH-,
      HWN-, HS-CH₂-(CH₂)m-COO- with W being H, Cl or alkyl with 1-5 C atoms and m being 1-7,
      P is alkylene with up to 12 C atoms, it being also possible for one or more CH₂ groups to be replaced by O in such a manner that oxygen atoms are not directly linked to one another,
      X is -O-, -S-, -COO-, -OCO- or a single bond,
      R² is alkyl radical with up to 15 C atoms which is unsubstituted, mono-or polysubstituted by halogen, it being also possible for one or more CH₂ groups in these radicals to be replaced, in each case independently of one another, by -O-, -S-, -CO-, -OCO-, -CO-O- or -O-CO-O- in such a manner that oxygen atoms are not directly linked to one another, or alternatively R² has one of the meaning given for R¹-P-X or is CN, F, Cl or -V-Q-T wherein V is -O-, -S- or a single bond, Q is -CH₂-, -CHF-, -CF₂-, and T is F or Cl,
      n is 1 or 2,
      A¹, A₂ are independently from each other 1,4-phenylene which is unsubstituted or mono- or polysubstituted by F, Cl, CN or -W-C r H s F 2r+l-s , and one of A¹ and A² may also denote
      pyridine-2,5-diyl or pyrimidine-2,5-diyl,
      Z¹ is independently from each other -CO-O-, -O-CO-, -CH₂CH₂- or a single bond,
      in case n = 2 both the moieties A¹ as well as both the moieties Z¹ are having the meaning given above, independently from each other
      r is 1 or 2,
      s is 0, 1, 2, 3, 4 or 5,
      W is a single bond, -O-, -S- or -CO-,
      with the provisos (i) that at least one of A¹ and A² is 1,4-phenylene which is mono-or polysubstituted by Cl, CN or -W-C r H s F 2r+l-s , it also being possible for this substituted 1,4-phenylene group to be additionally substituted by one or more F-atoms, and (ii) that in case n = 2 (a) only one of Z¹ is -COO-or -OCO- or (b) at least one of A¹ and A² is double substituted or (c) at least two of A¹ and A² are substituted.
    • 本发明涉及式IR 1 -PX-(A 1 -Z 1)n A 2 -R 2 I的反应性液晶化合物,其中R 1是CH 2 = CW-COO- ,CH = CH-,CHEM> HWN-,HS-CH2-(CH2)m-COO-,其中W为H,Cl或具有1-5个C原子的烷基,m为1-7,P为亚烷基,直至 12个C原子,一个或多个CH 2基团也可以以氧原子彼此不直接连接的方式被O代替,X是-O - , - S - , - COO - , - OCO - 或单键,R 2是具有至多15个C原子的烷基,其为未被取代的,被卤素单取代或多取代,在这些基团中一个或多个CH 2基团也可以被替换, 彼此独立地为-O - , - S - , - CO-,-OCO-,-CO-O-或-O-CO-O-,使氧原子彼此不直接相连, 或者R 2具有对R 1 -PX给出的含义之一或CN,F,Cl或-VQT,其中V是-O - , - S-或单键,Q是-CH 2 - -CHF-,-CF2-和T是F或Cl,n是 1或2,A 1,A 2彼此独立地是未被取代的或被F,Cl,CN或-W-CrH 2 F 2 + 1s单取代或多取代的1,4-亚苯基,A 1和 A 2也可以表示吡啶-2,5-二基或嘧啶-2,5-二基,Z 1彼此独立地为-CO-O-,-O-CO-,-CH 2 CH 2 - 或单键,在n = 2的情况下,部分A 1以及两个部分Z 1都具有上面给出的含义,彼此独立地表示,r为1或2,s为0,1或2, 2,3,4或5,W是单键,-O - , - S-或-CO-,条件是(i)A 1和A 2中的至少一个是1,4 - 亚苯基,其被Cl,CN或-W-CrHsF2r + ls单取代或多取代,该取代的1,4-亚苯基也可以被一个或多个F原子另外取代,和(ii) 在n = 2的情况下(a)Z 1中只有一个为-COO-或-OCO-或(b)A 1和A 2中的至少一个为双取代或(c)至少两个 的A 1和A 2取代。