Mixtures of organic ammonium salts as flow accelerators
    1.
    发明授权
    Mixtures of organic ammonium salts as flow accelerators 失效
    作为流动促进剂的有机铵盐的混合物

    公开(公告)号:US5312553A

    公开(公告)日:1994-05-17

    申请号:US391176

    申请日:1989-08-09

    摘要: Mixtures of organic ammonium salts composed of 20 to 80% of a quaternary ammonium salt of the formula ##STR1## and 80 to 20% by weight of an amine salt of the formula ##STR2## where in both formulae R.sup.1 denotes C.sub.12 -C.sub.26 -alkyl, C.sub.12 -C.sub.26 -alkenyl, C.sub.12 -C.sub.26 -fluoroalkyl, C.sub.12 -C.sub.26 -fluoroalkenyl or a group of the formula ##STR3## R.sup.2 and R.sup.3 denote C.sub.1 -C.sub.3 -alkyl, preferably methyl, R.sup.4 denotes C.sub.1 -C.sub.4 -alkyl and, for the case where R.sup.1 =alkyl or alkenyl, also a group of the formula --(C.sub.2 H.sub.4 O).sub.z H,R.sub.f denotes C.sub.8 -C.sub.20 -fluoroalkyl or C.sub.8 -C.sub.20 -fluoroalkenyl,R.sup.5 denotes hydrogen, methyl or ethyl,B denotes oxygen or sulfur,x denotes an integer from 2 to 6,y denotes 0, 1 or 2, andz denotes numbers from 1 to 4, and additionally 30-70 mole %, preferably 40-60 mole %, particularly preferably 50 mol %, of alkali-metal salicylate calculated on the basis of the total amount of .beta.-hydroxynaphthoic acid.

    摘要翻译: 由20-80%的下式的季铵盐和80至20重量%的下式的胺盐组成的有机铵盐的混合物,其中在两个式中,R1表示C 12 -C 26 - 烷基 ,C 12 -C 26 - 烯基,C 12 -C 26 - 氟烷基,C 12 -C 26 - 氟链烯基或下式的基团:或R f(CH 2)y B(CH 2)x,R 2和R 3表示C 1 -C 3 - 烷基 ,优选甲基,R 4表示C 1 -C 4 - 烷基,并且对于R 1 =烷基或烯基的情况,也可以是 - (C 2 H 4 O)z H的基团,R f表示C 8 -C 20 - 氟烷基或C 8 -C 20 - 氟链烯基,R 5 表示氢,甲基或乙基,B表示氧或硫,x表示2至6的整数,y表示0,1或2,z表示1至4的数,另外表示30-70摩尔%,优选40- 基于β-羟基萘甲酸的总量计算的碱金属水杨酸盐的60摩尔%,特别优选50摩尔%。

    Mixtures of organic ammonium salts and their use as flow accelerators
    2.
    发明授权
    Mixtures of organic ammonium salts and their use as flow accelerators 失效
    有机铵盐的混合物及其作为流动促进剂的用途

    公开(公告)号:US5356542A

    公开(公告)日:1994-10-18

    申请号:US818478

    申请日:1992-01-06

    摘要: Flow accelerating with mixtures of organic ammonium salts composed of 20 to 80% of a quaternary ammonium salt of the formula ##STR1## 80 to 20% by weight of an amine salt of the formula ##STR2## where in both formulae R.sup.1 denotes C.sub.12 -C.sub.26 -alkyl, C.sub.12 -C.sub.26 -alkenyl, C.sub.12 -C.sub.26 -fluoroalkyl, C.sub.12 -C.sub.26 -fluoroalkenyl or a group of the formula ##STR3## R.sub.f --(CH.sub.2).sub.y B(CH.sub.2).sub.x --, R.sup.2 and R.sup.3 denote C.sub.1 -C.sub.3 -alkyl, preferably methyl, R.sup.4 denotes C.sub.1 -C.sub.4 -alkyl and, for the case where R.sup.1 =alkyl or alkenyl, also a group of the formula --(C.sub.2 H.sub.4 O).sub.z H,R.sub.f denotes C.sub.8 -C.sub.20 -fluoroalkyl or C.sub.8 -C.sub.20 -fluoroalkenyl,R.sup.5 denotes hydrogen, methyl or ethyl,B denotes oxygen or sulfur,x denotes an integer from 2 to 6,y denotes 0, 1 or 2,and z denotes numbers from 1 to 4, and additionally 30-70 mole %, preferably 40-60 mole %, particularly preferably 50 mol %, of alkali-metal salicylate calculated on the basis of the total amount of .beta.-hydroxynaphthoic acid.

    摘要翻译: 用20-80%的下式的季铵盐与下式结构的季铵盐80至20重量%的下式胺化合物的有机铵盐混合物加速流动,其中在两个式中,R1表示C12-C26 - 烷基,C 12 -C 26 - 烯基,C 12 -C 26 - 氟代烷基,C 12 -C 26 - 氟代烯基或下式的基团R f-(CH 2)y B(CH 2)x - ,R 2和R 3表示C 1 -C 3 - 烷基 ,优选甲基,R 4表示C 1 -C 4 - 烷基,并且对于R 1 =烷基或烯基的情况,也可以是 - (C 2 H 4 O)z H的基团,R f表示C 8 -C 20 - 氟烷基或C 8 -C 20 - 氟链烯基,R 5 表示氢,甲基或乙基,B表示氧或硫,x表示2至6的整数,y表示0,1或2,z表示1至4的数,另外表示30-70摩尔%,优选40- 基于β-羟基萘甲酸的总量计算的碱金属水杨酸盐的60摩尔%,特别优选50摩尔%。

    Liquid-crystalline mixtures, in particular ferroelectric
liquid-crystalline mixtures
    6.
    发明授权
    Liquid-crystalline mixtures, in particular ferroelectric liquid-crystalline mixtures 失效
    液体结晶混合物,特别是电磁液晶混合物

    公开(公告)号:US5071589A

    公开(公告)日:1991-12-10

    申请号:US245408

    申请日:1988-09-16

    摘要: The novel liquid-crystalline mixtures (in the case of ferroelectric behavior they additionally contain an optically active compound as dope) are constructed from at least 2 mixture components of the general formula (I): ##STR1## wherein n=6 to 14 and x=2 to 14. In addition, the mixtures may also contain cyclohexanecarboxylates of the general formula (II) ##STR2## where R.sup.1 =(C.sub.10 -C.sub.16) or (C.sub.8 -C.sub.14)alkoxy and R.sup.2 =(C.sub.2 -C.sub.9)alkyl, alkenyloxyphenylpyrimidine derivatives of the general formula (III) ##STR3## where R.sup.3 =(C.sub.7 -C.sub.16)alkyl or (C.sub.6 -C.sub.14)alkoxy and y=4-14, and/or alkoxyphenyl derivatives of alkylpyrimidine, of the general formula (IV) ##STR4## where m and p=6 to 14.

    摘要翻译: 新型液晶混合物(在铁电行为的情况下,另外含有作为掺杂剂的光学活性化合物)由至少2种通式(I)的混合物组分构成:其中n = 6〜 14和x = 2至14.另外,该混合物也可以含有通式(II)的环己烷羧酸酯,其中R1 =(C10-C16)或(C8-C14)烷氧基,R2 =(C2 -C 3)烷基,(C 3 -C 16)烷基或(C 6 -C 14)烷氧基和y = 4-14的通式(III)的烯氧基苯基嘧啶衍生物,和/或烷基嘧啶的烷氧基苯基衍生物 ,其中m和p = 6至14的通式(IV)的化合物(IV)。

    Liquid-crystal 5-phenylpyrimidine derivatives having sc or sc* phases
and a process for preparing them
    7.
    发明授权
    Liquid-crystal 5-phenylpyrimidine derivatives having sc or sc* phases and a process for preparing them 失效
    具有sc或sc *相的液晶5-苯基嘧啶衍生物及其制备方法

    公开(公告)号:US4906752A

    公开(公告)日:1990-03-06

    申请号:US378466

    申请日:1989-07-12

    摘要: Liquid-crystal 5-phenylpyrmidine derivatives having S.sub.c or S.sup.*.sub.c phases and a process for preparing them. The new liquid-crystal 5-phenylpyrimidine derivatives have an S.sub.c or S.sup.*.sub.c phase and are described by the general formula (I) ##STR1## in which the symbols have the following meaning: R.sup.1 and R.sup.2 denote identical or different, straight-chain or branched alkyl or alkenyl groups having from k to 16 carbon atoms, with or without an asymmetric carbon atom, in which one or more non-adjacent --CH.sub.2 -- groups can be replaced by --O-- and /or --S----A and --B each denote ##STR2## in which the radicals R.sup.1, R.sup.2, in each case, are situated at the phenylene part of --A, --B and m and n denote 0 or 1, but m and n do not simultaneously denote 1, with the following provisos:(a) if m=n=0, k is 8, and in R.sup.2 the --CH.sub.2 -- group adjacent to the phenyl nucleus is replaced by --O--;(b) if m=1 and n=0, k is 2, and(c) if m=0 and n=1, k is 2 and in R.sup.2 the --CH.sub.2 -- group adjacent to the phenyl nucleus is replaced by --O--.

    摘要翻译: 具有Sc或S * c相的液晶5-苯基嘧啶衍生物及其制备方法。 新的液晶5-苯基嘧啶衍生物具有Sc或S * c相,并由通式(I)表示,其中符号具有以下含义:R 1和R 2表示相同或不同的, 具有或不具有不对称碳原子的具有k至16个碳原子的直链或支链烷基或链烯基,其中一个或多个不相邻的-CH 2 - 基团可被-O-和/或-S- -A和-B各自表示 ,其中每种情况下,基团R 1,R 2位于-A,-B和m的亚苯基部分,m和n表示0或1,但m和n 不同时表示1,具有以下条件:(a)如果m = n = 0,k为8,在R2中,与苯基相邻的-CH 2 - 基团被-O-取代; (b)如果m = 1且n = 0,则k为2,(c)如果m = 0且n = 1,则k为2,在R2中,与苯基相邻的-CH 2 - 基团被-O - 。

    Process for producing ferroelectric liquid-crystal cells
    10.
    发明授权
    Process for producing ferroelectric liquid-crystal cells 失效
    铁电液晶电池的制造方法

    公开(公告)号:US5361152A

    公开(公告)日:1994-11-01

    申请号:US949839

    申请日:1993-02-05

    CPC分类号: G02F1/1341

    摘要: A process for producing a liquid-crystal cell which comprises the steps of:(a) providing a curable sealant portion in the periphey of the side of an electrode plate that has an electrode or electrodes;(b) (i) coating a ferroelectric liquid-crystal composition on the portion surrounded by said sealant portion, with a spacer being preliminarily provided in said portion;(ii) coating spacer-containing ferroelectric liquid-crystal composition on the portion surrounded by said sealant portion; or(iii) coating a ferroelectric liquid-crystal composition on the portion surrounded by said sealant portion and thereafter providing a spacer over said composition;(c) defoaming the coated layer of the liquid-crystal composition by heating during or after evacuation;(d) placing the other electrode plate in such a way that the side of said other electrode plate which has an electrode or electrodes faces the side of said one electrode plate containing the thermally defoamed coated layer of the liquid-crystal composition and compressing the two electrode plates together; and(e) curing said sealant.

    摘要翻译: PCT No.PCT / JP91 / 00805 Sec。 371日期:1993年2月5日 102(e)日期1993年2月5日PCT提交1991年6月14日PCT公布。 公开号WO91 / 20011 PCT 日本1991年12月26日。一种液晶盒的制造方法,其特征在于,包括以下步骤:(a)在具有电极或电极的电极板的侧面的外周设置可固化的密封剂部分; (b)(i)在由所述密封剂部分包围的部分上涂覆铁电液晶组合物,预先在所述部分中设置间隔物; (ii)在由所述密封剂部分包围的部分上涂布含有间隔物的铁电液晶组合物; 或(iii)在由所述密封剂部分包围的部分上涂覆铁电液晶组合物,然后在所述组合物上提供间隔物; (c)在抽空期间或之后通过加热使液晶组合物的涂层消泡; (d)将另一个电极板放置成使得具有电极或电极的所述另一个电极板的侧面面向包含液晶组合物的热消泡涂层的所述一个电极板的侧面并压缩两个 电极板在一起; 和(e)固化所述密封剂。