Liquid crystal mixture
    42.
    发明授权
    Liquid crystal mixture 有权
    液晶混合物

    公开(公告)号:US06958176B2

    公开(公告)日:2005-10-25

    申请号:US10363009

    申请日:2001-08-25

    摘要: Liquid crystal mixture comprising compounds of formula (I) wherein R1: is H or a linear or branched alkyl group or branched alkenyl group R2: stands for a) H or F b) a linear or branched alkyl group or a linear or branched alkenyl group c) a radical wherein R3, R4, R5, R6: are an alkyl group M1, M2: represent independently from another a single bond, —OC(═O), —C(═O)O—, —OCH2—, —NH— A: is a) a linear or branched alkan-α,ω-diylgroup or alkene-α,ω-diyl group b) the group —C(═Y)— wherein Y is CH-Z with Z being phenylen-1,4-diyl, optionally substituted by one to three halogenatoms, alkyl or alkyloxy groups, c) the group —CHY wherein Y is CH2-Z with Z being phenylen-1,4-diyl, optionally substituted by one to three halogenatoms, alkyl or alkyloxy groups d) a group wherein p, q are 0, 1 or 2; M3 is a single bond or —OC(═O)—, —C(═O)O—, —OCH2—, —CH2O—, —C≡C—, —CH2CH2—, —CH2CH2CH2CH2— the radicals are phenylen-1,4-diyl, X is H, OH, a linear or branched alkyl or alkyloxy group, m: is 0 or 1 X and M1-(A)m-M2-R2 together can constitute a) a ring of 4 to 16 members, b) a combination of two either directly linked or spiro-linked rings.

    摘要翻译: 包含其中R 1为H或直链或支链烷基或支链烯基R 2的式(I)化合物的液晶混合物代表a)H或 F b)直链或支链烷基或直链或支链烯基c)其中R 3,R 4,R 5, R 6是烷基,其中独立地表示单键,-OC( - O), - -C(-O)O - , - OCH 2 - , - NH- A:是a)直链或支链烷烃-α,ω-二基或烯-α,ω-二基b )基团-C(-Y) - 其中Y是CH-Z,其中Z是亚苯基-1,4-二基,任选被一至三个卤素原子,烷基或烷氧基取代,c)基团-CHY,其中Y是CH Z为亚苯基-1,4-二基,任选被一至三个卤素原子取代,烷基或烷氧基; d)其中p,q为0,1或2的基团; M 3是单键或-OC(-O) - , - C(-O)O-,-OCH 2 - , - CH 2, O - , - C≡C - , - CH 2 CH 2 - , - CH 2 CH 2 - 基团是亚苯基-1,4-二基,X是H,OH,直链或支链烷基或烷氧基,m:是 0或1 X和M 1 - (A)m - 2 - 2 - 2 - 2一起可以构成一个 )4至16个成员的环,b)两个直接连接或螺旋环的组合。