Five membered-ring compounds and utilization thereof in liquid crystal mixtures
    2.
    发明授权
    Five membered-ring compounds and utilization thereof in liquid crystal mixtures 有权
    五元环化合物及其在液晶混合物中的应用

    公开(公告)号:US07052742B1

    公开(公告)日:2006-05-30

    申请号:US10070242

    申请日:2000-08-31

    摘要: Fluorinated five-membered ring compounds of the formula (I) R1—X—(A1—M1)a—(A2—M2)b—A3—Y—E   (I) where E is a radical T—Z—R2 containing a five-membered ring and, for example, T is undirected and is 4-fluorothiophene-2,5-diyl, 3-fluorothiophene-2,5-diyl, 3-fluorothiophene-2,4-diyl, 5-fluorothiophene-2,4-diyl, furan-2,5-diyl, furan-2,4-diyl, isoxazole-3,5-diyl, thiazole-2,5-diyl, thiazole-2,4-diyl, cyclopentane-1,3-diyl or cyclopentene-1,3-diyl, R1 and R2 are hydrogen, X is a single bond, —O—, OC(═O)—, —C(═O)O— or —OC(═O)O—, Y is —OC(═O)—, —OCH2—, —CH2CH2—, Z is a single bond or —O—, A1, A2, A3 are each, independently of one another, phenylene-1,4-diyl, M1, M2 are undirected and are each, independently of one another, —OC(═O)—, —OCH2—, —CH2CH2—, —OC(═O)CH2CH2—, —OCH2CH2CH2—, —C≡C—, —CH2CH2CH2CH2— or a single bond, a, b are each, independently of one another, 0 or 1, are used in FLC mixtures.

    摘要翻译: 式(I)的氟化五元环化合物<?in-line-formula description =“In-line Formulas”end =“lead”→> R 1 -X-(A SUP (1) (i)<?in-line-formula description =“In-line Formulas”end =“tail”?>其中E是基团TZR 2 ,例如T是无取代的,是4-氟噻吩-2,5-二基,3-氟噻吩-2,5-二基,3-氟噻吩-2,4-二基, 二氟基,5-氟噻吩-2,4-二基,呋喃-2,5-二基,呋喃-2,4-二基,异恶唑-3,5-二基,噻唑-2,5-二基,噻唑-2,4-二基, 二烷基,环戊烷-1,3-二基或环戊烯-1,3-二基,R 1和R 2是氢,X是单键,-O-, OC(-O) - , - C(-O)O-或-OC(-O)O-,Y是-OC(-O) - , - OCH 2 - , - Z是单键或-O-,A 1,A 2,A 2, SUP> 3 <! - SIPO - >彼此独立地为亚苯基-1,4-二基,M 1,M 2, 无取代,各自独立地为-OC(-O) - , - OCH 2 - , - CH 2 CH 2 - ,-OC(-O)CH 2 CH 2 - , - CH 2 CH 2 CH 2 - 2 - , - C≡C - , - CH 2 CH 2 CH 2 CH 2 CH 2 - 或单键,a,b各自独立地为0或1,用于FLC混合物。

    Liquid crystal mixture
    5.
    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。

    Fluorinated azoles, and their use in liquid-crystalline mixtures
    6.
    发明授权
    Fluorinated azoles, and their use in liquid-crystalline mixtures 失效
    氟化唑类及其在液晶混合物中的应用

    公开(公告)号:US06231786B1

    公开(公告)日:2001-05-15

    申请号:US09484680

    申请日:2000-01-18

    IPC分类号: C09K1934

    摘要: In the fluorinated azoles of the formula (I) R1(—A1)a—T—(A2—)b(M—A3—)cR2   (I) the symbols and indices have -the following meanings: T is undirected and is 4-fluorothiazole-2,5-diyl, 5-fluorothiazole-2,4-diyl, 4-fluorooxazole-2,5-diyl, 5-fluorooxazole-2,4-diyl or 4-fluoroisoxazole-2,5-diyl; R1 and R2 are identical or different and are hydrogen or a straight-chain or branched C1-20-alkyl or C2-20-alkenyl radical (with or without asymmetrical carbon atoms); A1, A2 and A3 are identical or different and are, for example, phenylene-1,4-diyl or cyclohexane-1,4-diyl; M is undirected and is —OC(═O)—, —OCH2—, —CH2CH2—, —OC(═O)CH2CH2—, —OCH2CH2CH2—, —C≡C—, —CH2CH2CH2CH2— or a single bond; a, b and c, independently of one another, are 0 or 1, with the proviso that the sum a+b+c is 1 or 2.

    摘要翻译: 在式(I)的氟化唑中,符号和指标具有以下含义:T是无定向的,4-氟噻唑-2,5-二基,5-氟噻唑-2,4-二基,4-氟恶唑-2, 5-二氟基-5-氟恶唑-2,4-二基或4-氟异恶唑-2,5-二基; R 1和R 2相同或不同,为氢或直链或支链C 1-20 - 烷基或C 2-20 - 烯基(具有或不具有不对称碳原子); A1,A2和A3相同或不同,为例如亚苯基-1,4-二基或环己烷-1,4-二基; M为无取代基且为-OC( = O) - , - OCH 2 - , - CH 2 CH 2 - , - OC(= O)CH 2 CH 2 - , - OCH 2 CH 2 CH 2 - , - C≡C-, - CH 2 CH 2 CH 2 CH 2 - 或单键; a,b和c彼此独立地 ,为0或1,条件是a + b + c之和为1或2。

    Fluorine-containing benzothiazoles, and their use in liquid-crystalline mixtures
    8.
    发明授权
    Fluorine-containing benzothiazoles, and their use in liquid-crystalline mixtures 失效
    含氟苯并噻唑及其在液晶混合物中的应用

    公开(公告)号:US06436489B1

    公开(公告)日:2002-08-20

    申请号:US09532595

    申请日:2000-03-22

    IPC分类号: C09K1934

    摘要: Benzothiazoles of the formula (I) are used as components of liquid-crystal mixtures where the symbols and indices preferably have the following meanings: X1 and X2, independently of one another, are —CH—, —CF—, the —(R1)—C— group or the —(R1—A1—M1)C— group Y1 and Y2, independently of one another, are hydrogen or fluorine, but are not simultaneously fluorine with the provisos that: x1) X2 is the —(R1)C— group or the —(R1—A1—M1)C— group, and X1 is —CF—, Y1 is F and Y2 is H, or x2) X1 is the —(R1)C— group or the —(R1—A1—M1)C— group, and X2 is —CF—, Y2 is F and Y1 is H, or x3) X2 is the —(R1)C— group or the —(R1—A1—M1)C— group, and X1 is —CH—, Y1 is H and Y2 is F, or x4) X1 is the —(R1)C— group or the —(R1—A1—M1)C— group, and X2 is —CH—, Y2 is H and Y1 is F R1 and R2, independently of one another, are a straight-chain or branched alkyl radical (with or without asymmetrical carbon atoms) having 1 to 20 carbon atoms, where a) one non-terminal —CH2— group may be replaced by —O—, and/or b) one or more H atoms may be replaced by F, and/or A1 and A2, independently of one another, are phenylene-1,4-diyl, M1 is undirected and is —OC(═O)—, —OC(═O)O—, —OCH2—, —(CH2)n—, —OC(═O)CH2CH2—, —OCH2CH2CH2—, —C≡C— or a single bond n is from 1 to 6.

    摘要翻译: 式(I)的苯并噻唑用作液晶混合物的组分,其中符号和指数优选具有以下含义:X1和X2彼此独立地为-CH-,-CF-, - (R1) - C-基团或 - (R1-A1-M1)C-基团Y1和Y2彼此独立地是氢或氟,但不同时是氟,条件是:x1)X2是 - (R1)C-基团 或 - (R1-A1-M1)C-基,X1为-CF-,Y1为F,Y2为H或X2)X1为 - (R1)C-基或 - (R1-A1-M1 )C-基团,X 2为-CF-,Y 2为F,Y 1为H,或x 3)X 2为 - (R 1)C-基团或 - (R 1 -Al-M 1)C-基团, CH-,Y1为H,Y2为F,orx4)X1为 - (R1)C-基团或 - (R1-A1-M1)C-基团,X2为-CH-,Y2为H,Y1为 FR1和R2彼此独立地是具有1至20个碳原子的直链或支链烷基(具有或不具有不对称碳原子),其中a)一个非末端-CH 2 - 基团可以被-O- ,和/ orb)一个或多个H 原子可以被F取代,和/或A 1和A 2彼此独立地是亚苯基-1,4-二基,M1是无取代的,并且是-OC(= O) - , - OC(= O)O-, - OCH 2 - , - (CH 2)n - , - OC(= O)CH 2 CH 2 - , - OCH 2 CH 2 CH 2 - , - C = C-或单键n为1至6。

    Benzothiophenes, and their use in liquid-crystalline mixtures
    9.
    发明授权
    Benzothiophenes, and their use in liquid-crystalline mixtures 失效
    苯并噻吩及其在液晶混合物中的应用

    公开(公告)号:US06403172B1

    公开(公告)日:2002-06-11

    申请号:US09532699

    申请日:2000-03-22

    IPC分类号: C09K1932

    摘要: Benzothiophene derivatives of the formula (I) are used as components of liquid-crystal mixtures where the symbols and indices have the following meanings: X1 and X2, independently of one another, are —CH—, —CF—, the —(R1)C— group or the —(R1—A1—M1)C— group, with the provisos that x1) X1 and X2 are not simultaneously the —(R1)C— or —(R1—A1—M1)C— group, and x2) X1 and X2 are only simultaneously —CH— or —CF— if Z is fluorine Y1 and Y2, independently of one another, are hydrogen or fluorine, but both are not simultaneously fluorine z is hydrogen or fluorine R1 and R2, independently of one another, are, for example, a straight-chain or branched alkyl radical (with or without asymmetrical carbon atoms) having 1 to 20 carbon atoms, A1 and A2 are, for example, phenylene-1,4-diyl, M1 is undirected and is —OC(═O)—, —OC(═O)O—, —OCH2—, —(CH2)n—, —OC(═O)CH2CH2—, —OCH2CH2CH2—, —C≡C— or a single bond, m is 0 or 1, n is from 1 to 6.

    摘要翻译: 式(I)的苯并噻吩衍生物用作液晶混合物的组分,其中符号和指数具有以下含义:X1和X2彼此独立地为-CH-,-CF-, - (R1)C - 基团或 - (R1-A1-M1)C-基团,条件是x1和X2不同时为 - (R1)C-或 - (R1-A1-M1)C-基团,x2为X1 并且如果Z是氟,Y 1和Y 2彼此独立地是氢或氟,则X2只同时为-CH-或-CF-,但两者不同时为氟或氟,R 1和R 2彼此独立地为 例如,具有1〜20个碳原子的直链或支链烷基(具有或不具有不对称碳原子),A1和A2是例如亚苯基-1,4-二基,M1是无取代的,并且是-OC(= O) - , - OC(= O)O-,-OCH 2 - , - (CH 2)n - , - OC(= O)CH 2 CH 2 - , - OCH 2 CH 2 CH 2 - ,-C = C-或单键,m为0 或1,n为1至6。

    Difluorophenyl pyrimidyl pyridine derivatives and the use thereof in
liquid crystal mixtures
    10.
    发明授权
    Difluorophenyl pyrimidyl pyridine derivatives and the use thereof in liquid crystal mixtures 失效
    二氟苯基嘧啶基吡啶衍生物及其在液晶混合物中的应用

    公开(公告)号:US6022492A

    公开(公告)日:2000-02-08

    申请号:US91404

    申请日:1999-01-14

    摘要: Difluorophenylpyrimidylpyridine derivatives of the formula (I) ##STR1## wherein X is N and Y is CH or X is CH and Y is N;R.sup.1 and R.sup.2 are identical or different and area) an unbranched or branched alkyl chain having 1 to 20 carbon atoms, whereaa) one or more non-adjacent and non-terminal CH.sub.2 groups may be replaced by --O--, --CO--O--, --O--CO--, --O--CO--O-- or --Si(CH.sub.3).sub.2 --, and/orab) one or more H atoms may be replaced by F, and/orac) the terminal CH.sub.3 group may be replaced by one of the following chiral groups (optically active or racemic): ##STR2## R.sup.3, R.sup.4 and R.sup.5 are identical or different and are hydrogen or a straight-chain or branched alkyl radical having 1-16 carbon atoms (with or without an asymmetrical carbon atom), where, in addition, one or more non-adjacent non-terminal CH.sub.2 groups may be replaced by --O--, and/or where one or more H atoms of the alkyl radical may be substituted by --F; R.sup.4 and R.sup.5 may alternatively together be --(CH.sub.2).sub.4 -- or --(CH.sub.2).sub.5 -- if they are bonded to a dioxolane system,are suitable as components, in particular, of ferroelectric liquid-crystal mixtures.

    摘要翻译: PCT No.PCT / EP96 / 05774 Sec。 371日期1999年1月14日第 102(e)日期1999年1月14日PCT 1996年12月20日PCT公布。 第WO97 / 24351号公报 日期:1997年7月10日,式(I)的二氟苯基嘧啶基吡啶衍生物,其中X为N,Y为CH或X为CH,Y为N; R1和R2相同或不同,并且a)具有1至20个碳原子的无支链或支链烷基链,其中aa)一个或多个非相邻和非末端的CH 2基团可以被-O - , - CO- O-,-O-CO-,-O-CO-O-或-Si(CH 3)2 - 和/或ab)一个或多个H原子可以被F替代,和/或ac) 可以被以下手性基团(光学活性或外消旋)之一代替:R3,R4和R5相同或不同,是氢或具有1-16个碳原子的直链或支链烷基(具有或不具有不对称的 碳原子),此外,一个或多个非相邻的非末端CH 2基团可被-O-取代,和/或烷基的一个或多个H原子可被-F取代; R4和R5可以一起为 - (CH 2)4 - 或 - (CH 2)5 - 如果它们与二氧杂环戊烷体系结合,则适合作为组分,特别是铁电液晶混合物。