CN1412274A - 液晶介质 - Google Patents
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Abstract
本发明涉及包含至少一种式I化合物的液晶介质,其中各基团定义如权利要求1中所述,以及涉及包含该类液晶介质的电光学显示器。
Description
本发明涉及液晶介质,其用于电光学目的的用途,以及包含该介质的显示器。
因为通过外加电压可以改变液晶的光学性质,所以此类物质主要用作显示装置中的电介质。基于液晶的电子-光学装置为本领域的专业人员熟知的,可基于各种效果。这样的装置的例子为具有动态散射的元件,DAP(陈列相变形)晶胞,主宾晶胞,具有扭转向列结构的TN晶胞,STN(超扭转向列型)晶胞,SBE(超双折射效应)(super birefringenceeffect)晶胞以及OMI(光模干涉)晶胞。最常见的显示装置基于Schadt-Helfrich作用,具有扭转的向列结构。
液晶材料必须具有良好的化学和热稳定性以及对电场和电磁辐射具有良好的稳定性。此外,液晶材料应该具有低粘度并且在晶胞中产生短的寻址时间,低阈电压和高反差。
此外,在通常的运行温度下,即超过和低于室温的宽的可能温度范围内,它们应该具有适当的介晶相,例如,上述晶胞的向列相或胆甾醇型液晶介晶相。因为液态结晶通常是以多元组分的混合物形式使用,因此,组分彼此可容易地混溶是重要的。此外的性质,例如电导率,介电各向异性和光学各向异性,必须满足元件类型和应用区域的各种要求。例如,具有扭转向列结构的晶胞的材料应该具有正性的介电各向异性和低导电率。
例如,用于开关各个像素(MLC显示器)的具有整合非线性元件的母体液晶显示器,需要具有大的正性的介电各向异性的,宽的向列相,相对低的双折射率,很高的电阻率,良好的UV和温度稳定性和低蒸气压。
这类基质液晶显示器为已知的。例如,其中能被用于各个像素的各个开关的非线性元件为活性元件(即晶体管)。术语“活性矩阵”为具有区别的两个类型:
1.MOS(金属氧化物半导体)或在硅片基体上的其他二极管。
2.在玻璃板基体上的薄膜晶体管(TFTs)。
使用单晶硅作为基质材料限制了显示器的大小,因为各部分显示器的均模组件(even modular assembly)装置导致连接的问题。
对于更有前途的类型2,所用光电效应通常是TN效应。两种之间构成区别:TFTs包括化合物半导体,例如CdSe,或TFTs,基于多晶或非晶态硅。关于后面的技术的研究工作正在世界范围增强。
TFT基质被用于显示器一个玻璃板内部,而另一个玻璃板在其内载带透明反电极。与像素电极的大小比较起来,TFT更小并且对影像实际上不具有副作用。该技术还可以完全地拓展到全色显示,其中红色,绿色和色蓝滤光镜的嵌镶光电元件(mosaic)以滤光镜元件与各可开关像素相反的方式排列。
TFT显示器通常作为传送中的交叉的起偏振镜的TN晶胞,从背面照明。这里的术语MLC显示器包括任何具有整合的非线性元件的矩阵显示器,即,除活性矩阵之外,还包括惰性元件显示器,例如可变电阻或二极管(MIM=金属-绝缘体-金属)。
这类MLC显示器特别适于TV用途(例如袖珍的TVs)或用于计算机的应用(膝上型)和汽车或飞机制造中的高-信息显示器。除考虑对比度的角度依赖性和响应时间的问题之外,不够高的液晶混合物电阻率也给MCL显示器带来问题[TOGASHI,S.,SEKIGUCHI,K.,TANABE,H.,YAMAMOTO,E.,SORIMACHI,K.,IAJIMA,E.,WATANABE,H.,SHIMIZU,H.,Proc.Eurodisplay 84,Sept.1984:A 210-288 Matrix LCDControlled by Double Stage Diode Rings,p.141 ff,Paris;STROMER,M.,Proc.Eurodisplay 84,Sept.1984:Design of Thin FilmTransistors for Matrix Addressing of Television Liquid CrystalDisplays,p.145 ff,Paris]。随着电阻的减少,会存在MLC显示器劣化和余象消除的问题。由于与显示器内表面相互作用,液晶混合物的电阻率通常降低MLC显示器的寿命,因此高(初始)电阻对于实现可接受的使用寿命是非常重要的。特别是在低-电压混合物的情况下,至今不可能实现很高的电阻率值。此外,增加温度以及加热和/或暴露UV后,电阻率增加的可能性最小也是重要的。现有技术的混合物的低温性能也特别不利。它要求甚至在低温度下也不能存在结晶和/或近晶相,并且粘性与温度的依赖性关系应尽可能低。现有技术的MLC显示器不能满足当今的要求。
除使用背光,即透射的液晶显示器之外,如果需要,反射的液晶显示器也特别令人感兴趣。这些反射的液晶显示器使用环境光进行信息显示。因此它们耗费比具有相应大小和清晰度的背面照明液晶(back-litliquid-crystal)显示器更少的能量。因为TN效应的特性为很好的对比度,这类反射式显示器甚至可以在明亮的环境条件下很好地被阅读。现在已经知道简单的反射TN显示器,作为,例如,监视器和袖珍式计算器使用。可是,该原理还可以被用于高级的,高分辨率活性矩阵选址(addressed)显示器,例如,TFT显示器。这里,作为常规的透射TFT-TN显示器,必须使用低双折射率(Δn)液晶实现低光程差(d·Δn)。该低光程差通常导致可接受的低对比度视角依赖性(cf.DE 30 22 818)。在反射式显示器中,使用低双折射率的液晶比透射显示器中更重要,因为透射显示器中光通过的有效层厚度大约两倍于具有相同层厚度的反射式显示器。
因此还非常需要具有很高的电阻率,同时具有大的工作-温度范围,甚至在低温和低阈电压都具有短响应时间的MLC显示器,它没有这些缺点,或降低了这些缺点的程度。
在TN(Schadt-Helfrich)晶胞中,晶胞中的介质需要具有下列优点:
-延伸的向列相范围(特别降至低温)
-能在极低温度下(露天使用,汽车,航空电子学)开关
-增加对紫外辐射的抗性(比较长的使用寿命)
-用于低层厚度的低光学双折射
-低阈电压。
可以从现有技术中获得的这种介质不能在保持另一个参数的同时实现这些优点。
对于超扭转的(STN)晶胞,需要介质更大的多路传输和/或低阈电压和/或更宽的向列相范围(特别在低温下)。为此目的,迫切需要进一步加宽的可得到的参数幅度(透明点,近晶-向列相转变或熔点,粘性,介电参数,弹性参数)。
本发明的目的是提供介质,特别是用于该类型MLC,TN或STN显示器的介质,它不具有上述缺点或降低了上述缺点,并且优选同时具有很高的电阻率和低阈电压。该目的需要具有高透明点以及低转动粘度的液晶化合物。
现在已经发现,使用具有末端极性基团和末端CH3基团的液晶化合物可以实现该目的。式I化合物降低了弹性常数,特别是K1,并且获得了具有特别低阈电压的混合物。
a)其中一个或两个非相邻的CH2基团可以被-O-或-S-替代的1,4-亚环已烯基或1,4-亚环已基,
b)1,4-亚苯基,其中一个或两个CH基团可以被N替代,
c)下列基团:哌啶-1,4-二基,1,4-二环[2.2.2]亚辛基,萘-2,6-二基,十氢萘-2,6-二基,1,2,3,4-四氢萘-2,6-二基,菲-2,7-二基和芴-2,7-二基,
x,y和z各自独立地为0,1或2,
Z1,Z2和Z3各自独立地为-CO-O-,-O-CO-,-CF2O-,-OCF2-,-CH2O-,-OCH2-,-CH2CH2-,-(CH2)4-,-C2F4-,-CH2CF2-,-CF2CH2-,-CF=CF-,-CH=CH-,-C≡C-或单键,
X为F,Cl,CN,SF5,NCS,具有至多8个碳原子的卤化或未被取代的烷基,其中一个或多个CH2基团可以被-O-或-CH=CH-取代,条件是O原子不直接彼此连接,
a为0,1或2,
b为0,1或2,
c为0,1或2,其中a+b+c≤3
在式I化合物中优选或
在式I化合物中X优选F,Cl,CN,NCS,CF3,SF5,CF2H,OCF3,CH3,C2H5,n-C3H7,n-C4H9,n-C5H11,n-C6H13,n-C7H15,OCF2H,OCFHCF3,OCFHCFH2,OCFHCF2H,OCF2CH3,OCF2CFH2,OCF2CF2H,OCF2CF2CF2H,OCF2CF2CFH2,OCFHCF2CF3,OCFHCF2CF2H,OCFHCFHCF3,OCH2CF2CF3,OCF2CF2CF3,CF2CH2CF3,CF2CHFCF3,OCF2CFHCFH2,OCF2CH2CF2H,OCFHCF2CFH2,OCFHCFHCF2H,OCFHCH2CF3,OCH2CFHCF3,OCH2CF2CF2H,OCF2CFHCH3,OCF2CH2CFH2,OCFHCF2CH3,OCFHCFHCFH2,OCFHCH2CF3,OCH2CF2CFH2,OCH2CFHCF2H,OCF2CH2CH3,OCFHCFHCH3,OCFHCH2CFH2,OCH2CF2CH3,OCH2CFHCFH2,OCH2CH2CF2H,OCHCH2CH3,OCH2CFHCH3,OCH2CH2CF2H,OCClFCF3,OCClFCClF2,OCClFCFH2,OCFHCCl2F,OCClFCF2H,OCClFCClF2,OCF2CClH2,OCF2CCl2H,OCF2CCl2F,OCF2CClFH,OCF2CClF2,OCF2CF2CClF2,OCF2CF2CCl2F,OCClFCF2CF3,OCClFCF2CF2H,OCClFCF2CClF2,OCClFCFHCF3,OCClFCClFCF3,OCCl2CF2CF3,OCClHCF2CF3,OCH2CF2CHFCF3,OCClFCF2CF3,OCClFCClFCF3,OCF2CClFCFH2,OCF2CF2CCl2F,OCF2CCl2CF2H,OCF2CH2CClF2,OCClFCF2CFH2,OCFHCF2CCl2F,OCClFCFHCF2H,OCClFCClFCF2H,OCFHCFHCClF2,OCClFCH2CF3,OCFHCCl2CF3,OCCl2CFHCF3,OCH2CClFCF3,OCCl2CF2CF2H,OCH2CF2CClF2,OCF2CClFCH3,OCF2CFHCCl2H,OCF2CCl2CFH2,OCF2CH2CCl2F,OCClFCF2CH3,OCFHCF2CCl2H,OCClFCClFCFH2,OCFHCFHCCl2F,OCClFCH2CF3,OCFHCCl2CF3,OCCl2CF2CFH2,OCH2CF2CCl2F,OCCl2CFHCF2H,OCClHCClFCF2H,OCF2CClHCClH2,OCF2CH2CCl2H,OCClFCFHCH3,OCF2CClFCCl2H,OCClFCH2CFH2,OCFHCCl2CFH2,OCCl2CF2CH3,OCH2CF2CClH2,OCCl2CFHCFH2,OCH2CClFCFCl2,OCH2CH2CF2H,OCClHCClHCF2H,OCH2CCl2CF2H,OCClFCH2CH3,OCFHCH2CCl2H,OCClHCFHCClH2,OCH2CFHCCl2H,OCCl2CH2CF2H,OCH2CCl2CF2H,CH=CF2,CF=CF2,OCH=CF2,OCF=CF2,CH=CHF,OCH=CHF,CF=CHF,OCF=CHF,特别是F,Cl,CN,NCS,CF3,C2F5,n-C3F7,SF5,CF2H,CF3,OCF2H,OCFHCF3,OCFHCFH2,OCFHCF2H,OCF2CH3,OCF2CFH2,OCF2CF2H,OCF2CF2CF2H,OCF2CF2CFH2,OCFHCF2CF3,OCFHCF2CF2H,OCF2CF2CF3,CF2CHFCF3,CF2CH2CF3,OCH2CF2CHFCF3,OCF2CHFCF3,OCClFCF2CF3,CH3,C2H5和n-C3H7.
为了简化,下文Cyc表示1,4-亚环己基,Che表示1,4-亚环己烯基,Dio表示1,3-二噁烷-2,5-二基,Dit表示1,3-二噻烷-2,5-二基,Phe表示1,4-亚苯基,Pyd表示吡啶-2,5-二基,Pyr表示嘧啶-2,5-二基,Bi表示二环[2.2.2]亚辛基,PheF表示2-或3-氟-1,4-亚苯基,PheFF表示2,3-二氟-或2,6-二氟-1,4-亚苯基,Nap表示取代或未被取代的萘基,Dec表示十氢萘基。
因此式I包括优选的亚式Ia和Ib二环化合物:
CH3-A1-A4-X Ia
CH3-A1-Z1-A4-X Ib
亚式Ic到If三环化合物:
CH3-A1-A2-A4-X Ic
CH3-A1-Z1-A2-A4-X Id
CH3-A1-Z1-A2-Z2-A4-X Ie
CH3-A1-A2-Z2-A4-X If
亚式Ig到Im四环化合物:
CH3-A1-A2-A3-A4-X Ig
CH3-A1-Z1-A2-A3-A4-X Ih
CH3-A1-A2-Z2-A3-A4-X Ii
CH3-A1-A2A3-Z3-A4-X Ij
CH3-A1-Z1-A2-Z2-A3-A4-X Ik
CH3-A1-Z1-A2-A3-Z3-A4-X Il
CH3-A1-A2-Z2-A3-Z3-A4-X Im
其中,特别优选亚式Ic,Id,和Ie化合物。
A1,A2,A3和A4优选地为Phe,PheF,PheFF,Cyc或Che,更优选Pyr或Dio,Dec或Nap。式I化合物优选地包含至多一个基团Bi,Pyd,Pyr,Dio,Dit,Nap或Dec。
同样优选其中A4为单取代或二取代的1,4-亚苯基的所有式I及其所有亚式的化合物。特别地为2-氟-1,4-亚苯基,3-氟-1,4-亚苯基,2,3-二氟-1,4-亚苯基和2,6-二氟-1,4-亚苯基。
其中
X定义如权利要求1,“烷基”为具有1-8个碳原子的直链或支链烷基,L1到L6各自独立地为H或F。
式I化合物可用本身已知的方法,如文献(例如权威著作,如Houben-Weyl,Methoden der organischen chemie[Methods of OrganicChemistry],Georg-Thieme-Verlag,Stuttgart)所述的方法制备,确切地说反应条件为已知的并且适于上述的反应。还可以利用本身已知的改进方法,但是它在这里不能更详细地叙述。例如,具有CF2O桥或C2F4桥的液晶化合物可按P.Kirsch等人,Angew.Chem.2001,113,1528-1532或2001.123,5414-5417所述制备。
例如,式I化合物可以按欧洲专利说明书0 334 911,0 387 032,0 441932和0 628 532所述的方法制备。JP 2000-192040公开一些包含末端CH3基团的化合物的亲脂性参数。
本发明同样涉及其中包含这类介质的电光学显示器(特别是具有与支架一起形成晶胞的两个平行平面外板,用于在外板上开关各个像素的整合的非线性元件,和位于晶胞中的正性的介电各向异性和高电阻率的向列相液晶混合物的STN或MLC显示器),以及这些介质用于光电目的的用途。
本发明液晶混合物能显著的拓宽可得到的参数范围。
它能达到的透明点,光学各向异性,低温粘度,热和UV稳定性以及介电各向异性的结合远远胜过现有技术中已知的材料。
对高透明点,低温向列相以及高Δε的需求至今还没有得到满足。尽管液晶混合物,例如,MLC-6476和MLC-6625(Merck KGaA,Darmstadt,德国)具有可比的透明点和低温稳定性,可是它们具有相对低的Δn值以及约>1.7V的较高阈电压。
其他混合物系统具有类似的粘性和Δε值,但是仅仅在60℃左右具有透明点。
本发明液晶混合物向列相温度降至-20℃,优选-30℃,特别优选降至-40℃,透明点在80℃以上,优选90℃以上,特别优选100℃以上,同时介电各向异性值Δε>4,优选>6,实现了高位值电阻率,可以生产优秀的STN和MLC显示器。特别地,该混合物以低工作电压为特性。TN阈值低于1.5V,优选低于1.3V。
不言而喻,通过适当选择本发明混合物的组分,同样可能在较高阈电压达到较高透明点(例如超过110°)或者在较低阈电压达到较低透明点,并且保持其他有利性质。在粘性仅仅稍微相对地增加的情况下,同样可以得到具有更大的Δε和低阈值的混合物。本发明MLC显示器优选最初利用Gooch and Tarry最小传输(transmissim minimum)运行[C.H.Gooch和H.A.Tarry,Electron.Lett.10,2-4,1974;C.H.Gooch和H.A.Tarry,Appl.Phys.,Vol.8,1575-1584,1975],其中,除特别有利的电光学性质,如对比度的低角度依赖性(德国专利30 22 818)之外,在相同的阈电压如类似显示器次低值,较低的介电各向异性是足够的。使用本发明混合物能达到比包括氰基化合物的混合物显著地提高的电阻率。通过适当选择各个组分和它们的重量比,本领域的专业人员能使用简单的常规方法建立MLC显示器预定层厚度所需的双折射率。
在20℃时流动粘度ν20优选<60mm2·s-1,特别优选<50mm2·s-1。向列相范围优选至少90°,尤其至少100°。该范围优选延伸至少从-30°到+80°。
容留比(capacity holding ratio)(HR)的测量[S.Matsumoto等.,Liquid Crystals
5,1320(1989);K.Niwa等.,Proc.SID Conference,San Francisco,June 1984,p.304(1984);G.Weber等.,LiquidCrystals
5,1381(1989)]显示,随着温度的增加,包括式I化合物的本发明混合物与,例如,包括下式氰基苯基环己烷或下式酯代替式I化合物的类似混合物相比,HR的减少显著地降低。
本发明混合物的耐紫外线稳定性同样非常好,即它们暴露于UV时HR的减少显著地降低。
本发明介质优选基于一种或多种(优选一,更优选二,三或更多)式I化合物,即这些化合物的比例为5-95%,优选10-60%,特别优选的范围为15-40%。
可被用于本发明介质的各个的式I到IX和它们的亚式化合物或者为已知的,或者可以被类似地由已知化合物制备。
优选方案如下:
其中各基团具有下列定义:
R0为n-烷基,氧杂烷基,氟代烷基,链烯氧基或烯基,各自具有2到12个碳原子,
X0为F,Cl,卤代烷基,卤代链烯基,卤代链烯氧基或卤代烷氧基,各自具有至多8个碳原子,
Z0是-CH=CH-,-C2H4-,-CH2O-,-OCH2-,-(CH2)4-,-C2F4-,-CF=CF-,-CF2O-,-OCF2-或-COO-,
Y1,Y2,Y3和Y4各自独立地为H或F,以及
r为0或1。
其中R0和Y2定义如上。
其中R0定义如权利要求4。式DI和/或DII中的R0优选具有至多8个碳原子的直链烷基或链烯基。
介质还包括一种或多种选自通式XI到XVI的化合物:
其中R0,X0,Y1,Y2,Y3和Y4各自独立地如权利要求7定义,X0优选F,Cl,CF3,OCF3或OCHF3。R0优选烷基,氧杂烷基,氟代烷基,链烯基或链烯氧基。
总体上式I到X化合物在混合物中的比例至少为50%重量比。
总体上式I化合物在混合物中的比例为5到50%重量比。
总体上式II到X化合物在混合物中的比例为30到70%重量比。优选
或
该介质包括式II,III,IV,V,VI,VII,VIII,IX和/或X化合物。R0为2到8个碳原子的烷基或链烯基。该介质基本上由式I到XVI化合物组成。该介质包括优选选自下列通式XVII到XX的化合物:
其中R0和X0定义如上,1,4-亚苯基环可以被CN,氯或氟取代。1,4-亚苯基环优选被氟原子单取代或多取代。
其中
R0为n-烷基,氧杂烷基,氟代烷基,链烯氧基或链烯基,各自具有2到8个碳原子,
d为0,1或2,
Y1为H或F,
烷基和烷基*各自独立地为具有2到8个碳原子的直链或支链烷基,
链烯基和链烯基*各自独立地为具有2到8个碳原子的直链或支链链烯基,
该介质优选包括一种或多种下式化合物
其中n和m各自为从2到8的整数。
I∶(II+III+IV+V+VI+VII+VIII+IX+X)重量比优选从1∶10到10∶1。
该介质基本上由选自通式I到XVI的化合物组成。
已经发现即使相对小的比例的与常规液晶材料混合的式I化合物,特别是一种或多种式II,III,IV,V,VI,VII,VIII,IX和/或X化合物,都可以导致阈电压的显著的降低,导致低双折射率,并且同时具有宽的向列相与观察到的低的近晶向列相转变温度,增加了储藏寿命。式I到X化合物为无色的,稳定的和容易彼此以及与其他液晶材料混相的。
术语“烷基”或“烷基*”包括2到8个碳原子的直链和支链烷基,特别是直链基团乙基,丙基,丁基,戊基,己基和庚基。通常优选具有2-5个碳原子的基团。
术语“链烯基”或“链烯基*”包括具有至多8个碳原子的直链和支链烯基,特别是直链基团。优选的链烯基为C2-C7-1E-链烯基,C4-C7-3E-链烯基,C5-C7-4-链烯基,C6-C7-5-链烯基和C7-6-链烯基,特别是C2-C7-1E-链烯基,C4-C7-3E-链烯基和C5-C7-4-链烯基。特别优选的链烯基的例子为乙烯基,1E-丙烯基,1E-丁烯基,1E-戊烯基,1E-己烯基,1E-庚烯基,3-丁烯基,3E-戊烯基,3E-己烯基,3E-庚烯基,4-戊烯基,4Z-己烯基,4E-己烯基,4Z-庚烯基,5-己烯基,6-庚烯基等等。通常优选具有至多5个碳原子的基团。
术语“氟代烷基”优选包括具有末端氟的直链基团,即氟甲基,2-氟乙基,3-氟丙基,4-氟丁基,5-氟戊基,6-氟己基和7-氟庚基。可是不排除氟在其他位置。
术语“氧杂烷基”优选包括式CnH2n+1-O-(CH2)m直链基团,其中n和m各自独立地为1到6。n优选地=1而m优选1到6。
通过适当选择R0和X0的定义,可以以需要的方式改变寻址时间(addressing time),阈电压,传输特性线路的陡度等。例如,与烷基或烷氧基相比,1E-链烯基,3E-链烯基,2E-链烯氧基等通常产生较短的选址时间,增加的向列相趋势和较高的弹性常数k33(bend)和k11(splay)比率。与烷基和烷氧基相比,4-链烯基,3-链烯基等通常显示较低的阈电压和较大的k33/k11值。
与单一共价键相比,Z1的-CH2CH2-基团通常产生较高的k33/k11值。较高的k33/k11值有利于,例如,具有90°扭转(为了实现灰色调)的TN晶胞中的平传输特性线和STN,SBE和OMI晶胞中的陡传输特性线较大的多路传输性(greater multiplexability),反之亦然。
式I和II+III+IV+V+VI+VII+VIII+IX+X的最佳混合比基本上取决于所需要的性质,取决于式I,II,III,IV,V,VI,VII,VIII,IX和/或X组分的选择以及可以存在的任何其他组分的选择。该范围内适当的配合比可以容易地逐一测定。
本发明混合物中的式I到XVI的化合物总量并不严格。因此为了达到各种性质,该混合物可以包括一种或多种另外的组分。可是,式I到XVI化合物的总浓度越高,观测的对寻址时间和阈电压的影响通常越大。
在一个特别优选方案中,本发明介质包括式II到X(优选II和/或III)化合物,其中X0为OCF3,OCHF2,F,OCH=CF2,OCF=CF2,OCF2CHFCF3或OCF2-CF2H。与式I化合物的有利的协同效应将产生特别有利性质。
本发明具有低光学各向异性(Δn<0.07)的混合物特别适于反射式显示器。低Vth混合物特别适于2.5V和3.3V驱动器和4V或5V驱动器。无酯混合物优选地用于后者。
本发明MLC显示器的构造包括起偏振镜,电极底板和相当于这类显示器普通结构的表面处理的电极。这里术语“普通结构”意义广泛,包括所有MLC显示器的衍生物和改进方式,特别包括基于聚-Si TFT或MIM的矩阵显示元件。
无论如何,本发明显示器和基于扭转的向列晶胞之间的显著性差异包括液晶层液晶晶格参数的选择。
本发明使用的液晶混合物可以按常规方法制备。一般说来,将较少量的组分需要量溶于主成分组分,在升高的温度下较有利。也可以在有机溶剂,例如丙酮,氯仿或甲醇中混合组分溶液,并且通过,例如蒸馏,除去溶剂,然后充分混合。
该电介质也可包含其它本领域的专业人员已知的并且在文献中描述的添加剂。例如,可以加入0-15%多向色染料或手性添加剂。
C表示晶相,S表示近晶相,Sc表示近晶状C物相,N表示向列相而I表示各向同性相。
V10表示用于10%传输(视角垂直于板表面)的电压,在工作电压相当于V10的2倍的情况下ton表示接通时间而toff表示断开时间。Δn表示光学各向异性而n0为折射率。Δε表示介电各向异性(Δε=ε1-ε⊥,其中ε1表示与纵分子轴平行的介电常数而ε⊥表示与此垂直的介电常数)。除非特别地声明,电光学数据在20℃在TN晶胞中以最初最小值(即d Δn值为0.5)测量,。除非特别地声明光学数据在20℃测量。
在本申请中以及在下面例子中,液晶化合物的结构通过缩写表示,相应的化学式列于表A和B。所有的基团CnH2n+1和CmH2m+1为分别具有n和m个碳原子的直链烷基;n和m各自独立地为1,2,3,4,5,6,7,8,9,10,11,12,13,14或15。表B中的符号不言而喻。在表A中,仅仅显示母体结构的缩写。在各种情况下,母体结构缩写通过破折号接着取代基符号R1,R2,L1和L2:
Code for R1,
R2,L1,L2 R1 R2 L1 L2
nm CnH2n+1 CmH2m+1 H H
nOm CnH2n+1 OCmH2m+1 H H
nO.m OCnH2n+1 CmH2m+1 H H
n CnH2n+1 CN H H
nN.F CnH2n+1 CN H F
nF CnH2n+1 F H H
nOF OCnH2n+1 F H H
nCl CnH2n+1 Cl H H
nF.F CnH2n+1 F H F
nF.F.F CnH2n+1 F F F
nCF3 CnH2n+1 CF3 H H
nOCF3 CnH2n+1 OCF3 H H
nOCF2 CnH2n+1 OCHF2 H H
nS CnH2n+1 NCS H H
rVsN CrH2r+1-CH=CH-CsH2s- CN H H
rEsN CrH2r+1-O-C2H2s- CN H H
nAm CnH2n+1 COOCmH2m+1 H H
nOCCF2.F.F CnH2n+1 OCH2CF2H F F优选的混合物组分表示于表A和B。表APYP PYRPBCH CBCCCH CCPCPTPCEPTPECCP CECPEPCH PCHPTP BECHEBCH CPCB FET-nFCGG CGUCUP CCQUCWCQUPUQU表B: CBC-nmFPCH-nOmFET-nClCP-nOCF3 CCH-nOmBCH-n.FXInmCBC-nmFECCP-nmCCH-n1EMT-nFmCGU-n-F CCP-nOCF3.FCGG-n-FCCP-nOCF2.F(.F)CCP-nF.F.FCGU-n-OXFCUZU-n-FCGU-n-O1DTCCZU-n-FCC-n-V1 CC-n-VCCP-nOCF3 BCH-nF.F.FCWCZU-n-FCWCZG-n-FCCOC-n-mCGZU-n-FCUZP-n-FCGU-1V-F CCG-V-FCGZP-n-FUZP-n-NCGZP-n-OTCUZP-n-OTCCQU-n-FDec-U-n-FNap-U-n-FCWGZG-n-FCWCZG-n-OTCWCZP-n-OTCWCQU-n-FCCP-nF.F表C:表C显示可能的掺杂剂,它们通常被加到本发明混合物中。C15 CB15CM21R/S-811CM44CM45 CM47CNR/S-1011R/S-2011R/S-3011R/S-4011表D可以加入本发明混合物的稳定剂显示如下。
下列实施例是用来说明本发明的,而不是限制它的。上文和下文,百分数表示重量百分率。所有的温度以摄氏温度表示,m.p.表示熔点,cl.p.表示透明点。此外,C=结晶态,N=向列相,S=近晶相以及I=均质相。这些符号之间的数据表示转变温度。Δn表示光学各向异性(589nm,20℃),流动粘度ν20(mm2/sec)在20℃测定。转动粘γ1[mPa-s]同样地在20℃测定。混合物实施例 实施例 M1CCP-2F.F.F 10.00% S→N[℃]: <-40CCP-3F.F.F 10.00% 透明点 [℃]: 82.0CCP-10CF3.F 13.00% Δn[589nm,20℃]: 0.0924CCP-20CF3.F 11.00% γ1[mPa·s,20℃]: 169CCP-30CF3.F 8.00% d·Δn[μm]: 0.5CCP-20CF3 8.00% 扭转[°]: 90CCP-30CF3 7.00% V10,0,20[V]: 1.24CCP-40CF3 4.00%CGU-2-F 10.00%CGU-3-F 9.50%CGU-5-F 1.00%CCG-V-F 1.50%CCGU-3-F 4.50%BCH-32 2.50%实施例 M2CCP-2F.F.F 9.50%CCP-3F.F.F 10.50%CCP-10CF3.F 13.00%CCP-20CF3.F 12.00%CCP-30CF3.F 6.00%CCP-20CF3 8.00%CCP-30CF3 7.00%CCP-40CF3 4.00%CGU-2-F 10.00%CGU-3-F 10.00%CCG-V-F 3.00%CCGU-3-F 3.00%BCH-32 4.00%实施例 M3CCP-2F.F.F 9.00% S→N[℃]: <-40CCP-3F.F.F 9.00% 透明点 [℃]: 83.0CCP-10CF3.F 12.00% Δn[589nm,20℃]: 0.0938CCP-20CF3.F 6.00% γ1[mPa·s,20℃]: 168CCP-30CF3.F 11.00% d·Δn[μm]: 0.5CCP-20CF3 8.00% 扭转[°]: 90CCP-30CF3 7.00% V10,0,20 [V]: 1.25CCP-40CF3 6.00%CGU-2-F 10.00%CGU-3-F 10.00%CGU-5-F 4.50%CCG-V-F 1.00%CCGU-3-F 3.50%CCP-V-1 3.00%实施例 M4CC-3-V 8.00% 透明点 [℃]: 76.0CCP-2F.F.F 10.00% Δn [589nm,20℃]: 0.0879CCP-20CF3.F 7.50% γ1[mPa·s,20℃]: 148CCP-30CF3 3.50% d·Δn[μm]: 0.5CCZU-1-F 10.00% 扭转[°]: 90CCZU-2-F 4.00% V10,0,20[V]: 0.89CCZU-3-F 15.00%CCZU-5-F 5.00%CGZP-2-OT 11.00%CGZP-3-OT 9.00%CGU-2-F 9.00%CGU-3-F 8.00%实施例 M5CC-3-V 18.00% S→N[℃]: <-30CCP-2F.F.F 6.00% 透明点 [℃]: 70.0CCP-3F.F.F 6.00% Δn[589nm,20℃]: 0.0762CCZU-1-F 8.00% Δε[kHz,20℃]: 11.5CCZU-2-F 4.00% K1[pN,20℃]: 8.7CCZU-3-F 15.00% γ1[mPa·s,20℃]: 107CGU-2-F 3.00% d·Δn[μm]: 0.50CGZP-2-OT 11.00% 扭转[°]: 90CGZP-3-OT 8.00%CDU-2-F 9.00%CDU-3-F 9.00%CDU-5-F 3.00%实施例 M6PGU-2-F 7.00% 透明点 [℃]: 76.0PGU-3-F 4.00% Δn[589nm,20℃]: 0.0920CGZP-2-OT 8.00% γ1[mPa·s,20℃]: 78CGZP-3-OT 3.00% d·Δn[μm]: 0.50CCZU-1-F 9.00% 扭转[°]: 90CCZU-2-F 4.00% V10,0,20[V]: 1.55CCP-2F.F.F 8.00%CCP-20CF3 5.00%CCP-30CF3 6.00%CCG-V-F 5.00%CC-3-V1 12.00%CC-5-V 14.00%CCH-35 5.00%PCH-302 7.50%BCH-32 2.50%实施例 M7CC-3-V 6.00%CCP-2F.F.F 9.00%CCP-3F.F.F 7.00%CCP-20CF3.F 10.00%CCP-30CF3 4.00%CCZU-1-F 8.00%CCZU-2-F 3.00%CCZU-3-F 14.00%CCZU-5-F 4.00%CGZP-2-OT 10.00%CGZP-3-OT 8.00%CGU-2-F 9.00%CGU-3-F 8.00%实施例 M8CCP-2F.F.F 10.00% 透明点 [℃]: 82.5CCP-3F.F.F 10.00% Δn[589nm,20℃]: 0.0945CCP-20CF3.F 11.00% γ1[mPa·s,20℃]: 177CCP-30CF3.F 11.00% d·Δn[μm]: 0.50CCP-50CF3.F 5.00% 扭转[°]: 90CCP-30CF3 8.00% V10,0,20[V]: 1.29CCP-40CF3 6.00%CCP-50CF3 8.00%CGU-1-F 8.00%CGU-2-F 10.00%CGU-3-F 9.00%CCGU-3-F 4.00%实施例 M9CCP-2F.F.F 1O.00% S→N[℃]: <-30CCP-20CF3 3.00% 透明点 [℃]: 74.5CCP-30CF3 8.00% Δn[589nm,20℃]: 0.0874CCP-40CF3 6.00% γ1[mPa·s,20℃]: 155CCP-20CF3.F 8.50% d·Δn[μm]: 0.5CCZU-2-F 5.00% 扭转[°]: 90CCZU-3-F 15.00% V10,0,20[V]: 1.07CCZU-5-F 5.00%CGZP-2-OT 9.00%CGZP-3-OT 7.00%CCH-3CF3 5.00%CGU-1-F 8.50%CGU-2-F 10.00%实施例 M10CC-3-V 18.00% S→N[℃]: <-30CCP-20CF3 4.00% 透明点 [℃]: 70.0CCP-2F.F.F 6.00% Δn[589nm,20℃]: 0.0770CCZU-2-F 4.00% Δε[kHz,20℃]: 11.3CCZU-3-F 15.00% K1[pN,20℃]: 8.8CCZU-5-F 4.00% γ1[mPa·s,20℃]: 110CGU-1-F 8.00% d·Δn[μm]: 0.5CGZP-2-OT 9.00% 扭转[°]: 90CGZP-3-OT 6.00%CDU-2-F 9.00%CDU-3-F 9.00%CDU-5-F 7.00%CCPC-33 1.00%实施例 M11CCP-1F.F.F 12.00% S→N[℃]: <-40CCP-2F.F.F 10.00% 透明点 [℃]: 81.0CCP-3F.F.F 10.00% Δn[589nm,20℃]: 0.0915CCP-20CF3.F 11.00% γ1[mPa·s,20℃]: 163CCP-30CF3.F 7.00% d·Δn[μm]: 0.5CCP-20CF3 8.00% 扭转[°]: 90CCP-30CF3 3.00% V10,0,20[V]: 1.27CCP-40CF3 7.00%CGU-2-F 10.00%CGU-3-F 10.00%CCG-V-F 4.50%CCGU-3-F 5.00%CBC-33 2.50%实施例 M12CC-3-V1 9.00%CC-5-V 3.00%CCH-35 5.00%CCP-1F.F.F 2.50%CCP-2F.F.F 10.00%CGU-2-F 9.00%PGU-2-F 9.00%PGU-3-F 9.00%CCP-20CF3 8.00%CCP-30CF3 8.00%CCP-40CF3 6.00%CCP-20CF3.F 9.00%CCP-30CF3.F 8.50%CCGU-3-F 4.00%实施例 M13CCP-1F.F.F 11.00% S→N[℃]: <-40CCP-2F.F.F 10.00% 透明点 [℃]: 81.0CCP-3F.F.F 10.00% Δn[589nm,20℃]: 0.0928CCP-20CF3.F 11.00% Δε[kHz,20℃]: 10.0CCP-30CF3.F 8.00% K1[pN,20℃]: 9.0CCP-20CF3 8.00% γ1[mPa·s,20℃]: 164CCP-30CF3 7.00% d·Δn[μm]: 0.05CCP-40CF3 4.00% 扭转[°]: 90CGU-2-F 10.00% V10,0,20[V]: 1.29CGU-3-F 9.50%CGU-5-F 1.00%CCG-V-F 2.50%CCGU-3-F 4.00%CBC-33 2.00%BCH-32 2.00%实施例 M14CCP-1F.F.F 11.00%CCP-2F.F.F 3.00%CCZU-3-F 13.00%CCP-30CF3 8.00%CCP-40CF3 2.00%CGZP-2-OT 4.00%PGU-2-F 6.00%PGU-3-F 5.00%CCG-V-F 3.00%CC-5-V 10.00%CC-3-V1 12.00%CCH-35 5.00%CC-3-V 18.00%实施例 M15CCP-1F.F.F 10.00% S→N[℃]: <-40CCP-2F.F.F 8.00% 实施例 [℃]: 76.0CCZU-3-F 13.00% Δn[589nm,20℃]: 0.0782CCP-30CF3 8.00% γ1[mPa·s,20℃]: 65CCP-40CF3 3.30% d·Δn[μm]: 0.5CGZP-2-OT 6.00% 扭转[°]: 90PGU-2-F 7.00% V10,0,20[V]: 1.69CC-5-V 9.00%CC-3-V1 12.00%CCH-35 5.00%CC-3-V 18.00%CBC-33 0.70%实施例 M16CC-3-V 8.00CCP-30CF3 1.00CCP-20CF3.F 14.00CCP-2F.F.F 9.00CGU-2-F 9.00PGU-2-F 4.00CCZU-2-F 4.00CCZU-3-F 15.00CCZU-5-F 4.00CGZP-2-OT 11.00CGZP-3-OT 8.00CCP-1F.F.F 12.00CCGU-3-F 1.00实施例 M17CCP-2F.F.F 10.00% 透明点 [℃]: 75.5CCZU-2-F 3.00% Δn[589nm,20℃]: 0.0790CCZU-3-F 14.00% d·Δn[μm]: 0.5CCP-30CF3 6.00% 扭转[°]: 90CGZP-1-OT 11.00% V10,0,20[V]: 1.75PGU-2-F 6.00%CC-5-V 12.00%CC-3-V1 9.00%CCH-35 5.00%CC-3-V 17.00%CCP-V-1 2.00%PCH-302 4.00%CCOC-3-3 1.00%实施例 M18CCP-20CF3 3.00%CCP-30CF3 7.00%PGU-2-F 8.00%PGU-3-F 6.00%CGZP-1-OT 15.00%CGZP-2-OT 8.00%CGZP-3-OT 7.00%CCZU-2-F 4.00%CCZU-3-F 8.00%CC-5-V 15.00%CC-3-V1 9.00%CCH-35 4.00%PCH-53 6.00%实施例 M19PGU-2-F 6.70% 透明点 [℃]: 74.0CGZP-1-OT 12.00% Δn[589nm,20℃]: 0.0g1gCGZP-2-OT 8.00% d·Δn[μm]: 0.5CGZP-3-OT 5.00% 扭转[°]: 90CCP-2F.F.F 4.00% V10,0,20[V]: 1.59CCZU-2-F 3.00%CCZU-3-F 12.00%CC-3-V1 9.00%CC-5-V 15.00%CCH-35 4.00%CCP-V-1 5.00%PCH-302 12.00%PCH-7F 4.30%实施例 M20CCP-20CF3 3.00%CCP-30CF3 7.00%PGU-2-F 8.00%PGU-3-F 8.00%CGZP-1-OT 12.00%CGZP-2-OT 8.00%CGZP-3-OT 7.00%CCZU-2-F 4.00%CCZU-3-F 9.00%CC-5-V 15.00%CC-3-V1 9.00%CCH-35 5.00%PCH-53 5.00%实施例 M21CC-3-V 20.00% S→N[℃]: <-30CCP-2F.F.F 6.00% 透明点 [℃]: 69.0CCP-3F.F.F 5.00% Δn[589nm,20℃]: 0.0775CCZU-2-F 4.00% Δε[kHz,20℃]: 11.0CCZU-3-F 14.00% K1[pN,20℃]: 8.6CCZU-5-F 4.00% d·Δn[μm]: 0.5CGU-2-F 5.00% 扭转[°]: 90CGZP-1-OT 7.00%CGZP-2-OT 7.00%CGZP-3-OT 6.00%CDU-2-F 9.00%CDU-3-F 9.00%CDU-5-F 4.00%实施例 M22CC-3-V 20.00% S→N[℃]: <-30CCP-2F.F.F 9.00% 透明点 [℃]: 71.0CCZU-2-F 3.00% Δn[589nm,20℃]: 0.0772CCZU-3-F 11.00% Δε[kHz,20℃]: 10.9CGZP-1-OT 10.00% K1[pN,20℃]: 9.8CGZP-2-OT 10.00% γ1[mPa·s,20℃]: 100CGZP-3-OT 5.00% d·Δn[μm]: 0.5CDU-2-F 9.00% 扭转[°]: 90CDU-3-F 9.00% V10,0,20[V]: 1.0CDU-5-F 9.00%CCH-35 4.00%实施例 M23CCP-1F.F.F 15.00%CCP-2F.F.F 15.00%CCP-3F.F.F 14.00%CCP-4F.F.F 17.00%CCP-5F.F.F 16.00%CCP-6F.F.F 17.00%CCOC-3-3 3.00%CCOC-4-3 3.00%实施例 M24CCP-1F.F.F 12.00% S→N[℃]: <-40CCP-2F.F.F 10.00% 透明点 [℃]: 81.0CCP-3F.F.F 10.00% Δn[589nm,20℃]: 0.0915CCP-20CF3.F 11.00% γ1[mPa·s,20℃]:163CCP-30CF3.F 7.00% d·Δn[μm]: 0.5CCP-20CF3 8.00% 扭转[°]: 90CCP-30CF3 3.00% V10,0,20[V]: 1.27CCP-40CF3 7.00%CGU-2-F 10.00%CGU-3-F 10.00%CCG-V-F 4.50%CCGU-3-F 5.00%CBC-33 2.50%实施例 M25CCP-1F.F.F 12.00%CCP-2F.F.F 10.00%CCP-3F.F.F 11.00%CCP-20CF3.F 11.00%CCP-30CF3.F 3.00%CCP-20CF3 8.00%CCP-30CF3 7.00%CCP-40CF3 7.00%CGU-2-F 10.00%CGU-3-F 10.00%CCG-V-F 1.00%BCH-2F.F 2.00%CCGU-3-F 5.00%CBC-33 3.00%实施例 M26CCP-1F.F.F 14.00% 透明点 [℃]: 81.5CCP-2F.F.F 13.00% Δn[589nm,20℃]: 0.0703CCP-3F.F.F 12.00% d·Δn[μm]: 0.5CCP-4F.F.F 13.00% 扭转[°]: 90CCP-5F.F.F 11.00% V10,0,20[V]: 1.41CCP-6F.F.F 14.00%CCP-7F.F.F 12.00%CCOC-3-3 3.00%CCOC-4-3 3.00%CCOC-3-5 2.00%CCH-3CF3 3.00%实施例 M27CCP-1F.F.F 16.00% 透明点 [℃]: 81.5CCP-2F.F.F 15.00% Δn[589nm,20℃]: 0.0714CCP-3F.F.F 14.00% d·Δn[μm]: 0.5CCP-4F.F.F 19.00% 扭转[°]: 90CCP-5F.F.F 15.00% V10,0,20[V]: 1.37CCP-7F.F.F 15.00%CCOC-3-3 3.00%CCOC-4-3 3.0%实施例 M28CC-5-V 10.00%CC-3-V1 12.00%CCH-35 4.00%CC-3-V 18.00%CCP-1F.F.F 12.00%CCP-2F.F.F 10.00%CCZU-3-F 6.00%CCP-30CF3 7.00%CGZP-2-OT 11.00%CGZP-3-OT 4.00%PGU-2-F 3.00%CBC-33 3.00%实施例 M29CCP-1F.F.F 12.00% S→N[℃]: <-40CCP-2F.F.F 11.00% 透明点 [℃]: 85.5CCP-3F.F.F 11.00% Δn[589nm,20℃]: 0.0924CCP-20CF3.F 11.00% d·Δn [μm]: 0.5CCP-20CF3 8.00% 扭转[°]: 90CCP-30CF3 8.00% V10,0,20[V]: 1.45CCP-40CF3 2.00%CCG-V-F 15.00%CGU-2-F 3.00%BCH-3F.F.F 11.00%BCH-32 5.00%CCP-V-1 2.00%CBC-33 1.00%实施例 M30CC-5-V 15.00% S→N[℃]: <-40CCH-35 5.00% 透明点 [℃]: 69.5CCH-3CF3 3.00% Δn[589nm,20℃]: 0.0768CCP-1F.F.F 12.00% Δε[kHz,20℃]: 9.2CCP-2F.F.F 10.00% K1[pN,20℃]: 8.9CCP-3F.F.F 10.00% γ1[mPa·s,20℃]: 102CGU-2-F 9.00% d·Δn[μm]: 0.5CGZP-2-OT 11.00% 扭转[°]: 90CGZP-3-OT 2.00% V10,0,20[V]: 1.04CCZU-2-F 4.00%CCZU-3-F 15.00%CCP-20CF3 2.00%CBC-33 2.00%实施例 M31CC-3-V1 9.00% S→N[℃]: <-40CC-5-V 12.00% 透明点 [℃]: 79.0CCH-35 4.00% Δn[589nm,20℃]: 0.0929PGU-2-F 9.00% γ1[mPa·s,20℃]: 93CGZP-2-OT 9.00% d·Δn[μm]: 0.5BCH-3F.F.F 7.00% 扭转[°]: 90CCP-1F.F.F 11.00% V10,0,20[V]: 1.43CCP-2F.F.F 10.00%CCP-40CF3 7.00%CCP-30CF3 8.00%CCZU-2-F 4.00%CCZU-3-F 7.00%BCH-32 3.00%实施例 M32CC-3-V1 9.00% S→N [℃]: <-40CGU-2-F 10.00% 透明点 [℃]: 79.0CGU-3-F 10.00% Δn[589nm,20℃]: 0.0941BCH-3F.F.F 10.00% γ1[mPa·s,20℃]: 121CCP-1F.F.F 11.00% d·Δn[μm]: 0.5CCP-2F.F.F 10.00% 扭转[°]: 90CCP-3F.F.F 9.00% V10,0,20[V]: 1.40CCP-30CF3 8.00%CCP-40CF3 8.00%CCP-50CF3 3.00%CCP-V-1 12.00%实施例 M33CC-3-V 10.00%CCP-30CF3 5.00%CCP-2F.F.F 11.00%CGU-2-F 11.00%PGU-2-F 5.00%CCZU-2-F 5.00%CCZU-3-F 15.00%CCZU-5-F 5.00%CGZP-2-OT 11.00%CGZP-3-OT 9.00%CCP-1F.F.F 12.00%CCH-35 1.00%实施例 M34CC-3-V 7.00% 透明点 [℃]: 81.0CCP-30CF3 3.00% Δn[589nm,20℃]: 0.0878CCP-20CF3.F 9.00% Δε[kHz,20℃]: 11.9CCP-2F.F.F 11.00% γ1[mPa·s,20℃]: 136CGU-2-F 10.00% d·Δn[μm]: 0.5PGU-2-F 4.00% 扭转[°]: 90CCZU-2-F 5.00% V10,0,20[V]: 0.98CCZU-3-F 15.00%CCZU-5-F 4.00%CGZP-2-OT 11.00%CGZP-3-OT 9.00%CCP-1F.F.F 12.00%实施例 M35CCH-35 5.00% S→N[℃]: <-40CCH-3CF3 6.00% 透明点 [℃]: 69.5CCP-20CF3 8.00% Δn[589nm,20℃]: 0.0896CCP-30CF3 8.00% γ1[mPa·s,20℃]: 130CCP-1F.F.F 12.00% d·Δn[μm]: 0.5CCP-2F.F.F 6.00% 扭转[°]: 90CGU-2-F 11.00% V10,0,20[V]: 1.07CCZU-2-F 5.00%CCZU-3-F 15.00%CCZU-5-F 4.00%PGU-2-F 8.00%CGZP-2-OT 10.00%CBC-33 2.00%实施例 M36CCP-1F.F.F 10.00%CCP-2F.F.F 4.00%CCZU-2-F 4.00%CCZU-3-F 13.00%CCP-30CF3 8.00%CGZP-2-OT 10.00%PGU-2-F 5.00%CC-5-V 11.00%CC-3-V1 11.00%CCH-35 4.50%CC-3-V 18.00%CBC-33 1.50%实施例 M37CCP-1F.F.F 11.00% S→N[℃]: <-20CCZU-2-F 4.00% 透明点 [℃]: 77.5CCZU-3-F 13.00% Δn[589nm,20℃]: 0.0773CCP-30CF3 8.00% γ1[mPa·s,20℃]: 63CGZP-2-OT 11.00% d·Δn[μm]: 0.5PGU-2-F 5.00% 扭转[°]: 90CC-5-V 12.00% V10,0,20[V]: 1.80CC-3-V1 11.00%CCH-35 4.00%CC-3-V 18.00%CCP-V-1 3.00%实施例 M38CC-5-V 12.00% S→N[℃]: <-20CC-3-V1 11.00% 透明点 [℃]: 77.0CCH-35 5.00% Δn[589nm,20℃]: 0.0773CC-3-V 18.00% Δε[kHz,20℃]: 6.0CCH-3CF3 2.00% γ1[mPa·s,20℃]: 63CCP-1F.F.F 10.50% d·Δn[μm]: 0.5CCZU-3-F 11.50% 扭转[°]: 90CCP-30CF3 8.00% V10,0,20[V]: 1.84CGZP-2-OT 10.50%CGZP-3-OT 5.50%PGU-2-F 4.00%CCP-V-1 2.00%实施例 M39CCP-1F.F.F 12.00% S→N[℃]: <-40CCP-2F.F.F 6.50% 透明点 [℃]: 80.0CCP-20CF3.F 11.00% Δn[589nm,20℃]: 0.0930CCP-30CF3.F 11.00% d·Δn[μm]: 0.5CCP-20CF3 8.00% 扭转[°]: 90CCP-30CF3 8.00% V10,0,20[V]: 1.32CCP-40CF3 8.00%CCP-50CF3 7.50%CGU-2-F 10.50%CGU-3-F 9.00%CBC-33 1.50%BCH-3F.F.F 7.00%实施例 M40CCP-1F.F.F 12.00%CCP-2F.F.F 11.00%CCP-3F.F.F 11.00%CCP-20CF3.F 11.00%CCP-20CF3 8.00%CCP-30CF3 8.00%CCP-40CF3 8.00%CCG-V-F 15.00%CGU-2-F 3.00%BCH-3F.F.F 8.00%BCH-32 3.00%CCP-V-1 2.00%实施例 M41CC-3-V 10.00% 透明点 [℃]: 69.0CCP-30CF3 5.00% Δn[589nm,20℃]: 0.0875CCP-20CF3.F 2.00% Δε[kHz,20℃]: 12.2CCP-2F.F.F 11.00% γ1[mPa·s,20℃]: 124CGU-2-F 11.00% d·Δn[μm]: 0.5PGU-2-F 4.00% 扭转[°]: 90CCZU-2-F 5.00% V10,0,20[V]: 1.02CCZU-3-F 15.00%CCZU-5-F 5.00%CGZP-2-OT 11.00%CGZP-3-OT 9.00%CCP-1F.F.F 12.00%实施例 M42CCP-1F.F.F 12.00% S→N[℃]: <-40CCP-2F.F.F 11.00% 透明点 [℃]: 83.0CCP-3F.F.F 11.00% Δn[589nm,20℃]: 0.0932CCP-20CF3.F 11.00% γ1[mPa·s,20℃]: 160CCP-30CF3.F 5.00% d·Δn[μm]: 0.5CCP-20CF3 8.00% 扭转[°]: 90CCP-30CF3 8.00% V10,0,20[V]: 1.32CCP-40CF3 3.00%CGU-2-F 10.00%CGU-3-F 10.50%CCG-V-F 1.50%CCGU-3-F 4.00%CBC-33 3.00%BCH-32 2.00%实施例 M43BCH-3F.F 10.80% 透明点 [℃]: +92.0BCH-5F.F 9.00% Δn[589nm,20℃]: 0.0945ECCP-30CF3 4.50% Δε[1kHz,20℃]: +5.7ECCP-50CF3 4.50%CBC-33F 1.80%CBC-53F 1.80%CBC-55F 1.80%PCH-6F 7.20%PCH-7F 5.40%CCP-20CF3 7.20%CCP-30CF3 10.80%CCP-40CF3 6.20%CCP-50CF3 9.90%PCH-5F 9.00%CWCQU-1-F 10.00%实施例 M44CC-3-V 16.00% 透明点 [℃]: 80.6CCH-35 3.00% Δn[589nm,20℃]: 0.0794CCP-1F.F.F 10.00% γ1[mPa·s,20℃]: 117CCP-2F.F.F 7.00% V10,0,20[V]: 1.22CCZU-2-F 4.00%CCZU-3-F 15.00%CGZP-2-OT 10.00%CGZP-3-OT 8.00%CGU-3-F 4.00%CWCQU-1-F 6.00%CWCQU-2-F 6.00%CWCQU-3-F 7.00%CCOC-3-3 1.00%CCH-3CF3 3.00%实施例 M45CC-3-V 16.00% 透明点 [℃]: 85.0CCH-35 3.00% Δn[589nm,20℃]: 0.0802CCP-1F.F.F 10.00% γ1[mPa·s,20℃]: 121CCP-3F.F 7.00% V10,0,20[V]: 1.25CCZU-2-F 4.00%CCZU-3-F 15.00%CGZP-2-OT 10.00%CGZP-3-OT 8.00%CGU-3-F 4.00%CWCQU-1-F 6.00%CWCQU-2-F 6.00%CWCQU-3-F 7.00%CCOC-3-3 1.00%CCH-3CF3 3.00%实施例e M46CC-3-V 9.00% 透明点 [℃]: 70.2CCP-1F.F.F 11.00% Δn[589nm,20℃]: 0.0892CCP-2F.F.F 5.50% γ1[mPa·s,20℃]: 143CCZU-2-F 4.00% V10,0,20[V]: 1.06CCZU-3-F 15.00%CGZP-2-OT 10.00%CGU-2-F 9.00%PGU-2-F 2.00%PGU-3-F 8.00%CWCQU-1-F 7.00%CWCQU-2-F 7.00%CWCQU-3-F 7.00%CWCQU-5-F 5.50%实施例 M47CCP-20CF3.F 7.00% 透明点 [℃]: +85.5CCP-30CF3.F 7.00% Δn[589nm,20℃]: 0.0757CCP-50CF3.F 7.00% V10,0,20[V]: 1.13CCP-2F.F.F 11.00%CCP-3F.F.F 11.00%CCP-5F.F.F 6.00%CGU-2-F 2.00%CGU-3-F 4.00%CCOC-4-3 2.00%CCOC-3-3 3.00%CWCQU-1-F 4.00%CWCQU-2-F 6.00%CWCQU-3-F 6.00%CDU-2-F 9.00%CDU-3-F 9.00%CDU-5-F 6.00%实施例 M48PGU-2-F 7.00% 透明点 [℃]: +73.0PGU-3-F 2.00% Δn[589nm,20℃]: 0.0g42CGZP-2-OT 5.00% γ1[mPa·s,20℃]: 76CGZP-3-OT 2.00% V10,0,20[V]: 1.59BCH-3F.F.F 15.00%CCP-1F.F.F 10.00%CCZU-2-F 3.00%CC-3-V1 12.00%CC-5-V 15.00%CCH-35 6.00%PCH-302 10.00%CCP-3F.F 4.00%CWCQU-2-F 4.00%CWCQU-3-F 5.00%实施例 M49CCH-35 5.00% S→N[℃]: <-40.0CC-3-V1 12.00% 透明点 [℃]: 83.0CCP-2F.F.F 10.00% Δn[589nm,20℃]: 0.0946CCP-20CF3.F 12.00%CCP-30CF3.F 2.00%CCP-20CF3 8.00%CCP-30CF3 8.00%CCP-40CF3 6.00%CCP-50CF3 8.00%PUQU-1-F 8.00%PUQU-2-F 6.00%PUQU-3-F 10.00%CCGU-3-F 5.00%实施例 M50CCH-35 5.00% S→N[℃]: <-40.0CC-3-V1 11.00% 透明点 [℃]: 84.0CCP-2F.F.F 10.00% Δn[589nm,20℃]: 0.0934CCP-3F.F.F 2.00% γ1[mPa·s,20℃]: 113CCP-20CF3.F 12.00% V10,0,20[V]: 1.30CCP-30CF3.F 6.00%CCP-20CF3 8.00%CCP-30CF3 8.00%CCP-40CF3 6.00%CCP-50CF3 5.00%PUQU-1-F 8.00%PUQU-2-F 6.00%PUQU-3-F 8.00%CCGU-3-F 5.00%实施例 M51CCH-35 5.00% S→N[℃]: <-40.0CC-5-V 5.00% 透明点 [℃]: 84.0CCP-2F.F.F 10.00% Δn[589nm,20℃]: 0.0940CCP-3F.F.F 2.00% Δε[1kHz,20℃]: 11.9CCP-20CF3.F 12.00% K3/K1[pN,20℃]: 1.34CCP-30CF3.F 12.00% γ1[mPa·s,20℃]: 127CCP-20CF3 8.00% V10,0,20[V]: 1.24CCP-30CF3 8.00%CCP-40CF3 6.00%CCP-50CF3 5.00%PUQU-1-F 8.00%PUQU-2-F 6.00%PUQU-3-F 8.00%CCGU-3-F 5.00%实施例 M52CCP-1F.F.F 5.00% 透明点 [℃]: 77.0CCZU-2-F 4.00%CCZU-3-F 9.00%CCP-20CF3 8.00%CCP-30CF3 8.00%PUQU-1-F 8.00%PUQU-2-F 6.00%CC-5-V 5.00%CC-3-V1 12.00%CCH-35 5.00%CC-3-V 20.00%CCP-V-1 10.00%实施例 M53CCP-1F.F.F 4.00% 透明点 [℃]: 76.0CCZU-2-F 4.00%CCZU-3-F 9.00%CCP-20CF3 8.00%CCP-30CF3 8.00%PUQU-1-F 8.00%PUQU-2-F 6.00%CC-5-V 11.00%CC-3-V1 12.00%CC-3-V 20.00%CCP-V-1 10.00%实施例 M54CQU-1-F 8.50%CCZU-3-F 11.00%CCP-20CF3 8.00%CCP-30CF3 8.00%CCP-40CF3 6.00%CGZP-2-OT 6.00%CGZP-3-OT 3.00%PGU-2-F 5.50%CC-5-V 9.00%CC-3-V1 12.00%CCH-35 5.00%CC-3-V 18.00%实施例 M55CQU-1-F 10.00%CQU-2-F 1.50%CCP-2F.F.F 10.00%CCP-20CF3 8.00%CCP-30CF3 7.00%CCP-40CF3 6.00%CCP-20CF3.F 3.00%CCZU-2-F 4.00%CCZU-3-F 15.00%CCZU-5-F 4.00%CGZP-2-OT 10.00%CGZP-3-OT 8.00%PGU-2-F 3.00%CGU-2-F 6.50%CCGU-3-F 4.00%实施例 M56CC-3-V 14.00%CCP-1F.F.F 6.00%CCP-2F.F.F 2.00%CCP-30CF3 8.00%CCP-40CF3 5.00%CCZU-2-F 4.00%CCZU-3-F 15.00%CCZU-5-F 4.00%CGZP-2-OT 10.00%CGZP-3-OT 8.00%CQU-1-F 7.00%CQU-2-F 7.00%CCOC-4-3 2.50%CCGU-3-F 5.00%CBC-33 2.50%实施例 M57CC-3-V1 10.00%CCP-1F.F.F 8.00%CCP-20CF3 8.00%CCP-30CF3 8.00%CCP-40CF3 5.00%CCP-20CF3.F 4.00%CCZU-2-F 3.00%CCZU-3-F 15.00%CCZU-5-F 4.00%CGZP-2-OT 10.00%CGZP-3-OT 8.00%CQU-1-F 10.00%CQU-2-F 4.00%CCOC-3-3 1.00%CBC-33 2.00%实施例 M58CCH-5CF3 4.00% 透明点 [℃]: 89.0CCP-20CF3.F 12.00% Δn[589nm,20℃]: 0.0800CCP-30CF3.F 12.00% V10,0,20[V]: 1.18CCP-50CF3.F 12.00%CGU-2-F 7.00%CGU-3-F 4.00%CCOC-3-3 2.00%CCOC-4-3 2.00%CCQU-1-F 12.00%CCQU-2-F 10.00%CCQU-3-F 12.00%CCQU-5-F 8.00%CCGU-3-F 3.00%实施例 M59PGU-2-F 8.00% S→N[℃]: <-20.0PGU-3-F 3.50% 透明点 [℃]: 75.0CCP-20CF3 8.00% Δn[589nm,20℃]: 0.0918CCP-30CF3 7.00% γ1[mPa·s,20℃]: 80CGU-2-F 10.00% V10,0,20[V]: 1.46CCQU-1-F 7.00%CCQU-2-F 7.00%CCQU-3-F 5.00%CC-3-V1 11.00%CC-5-V 13.00%CCH-35 5.00%BCH-32 3.50%CCG-V-F 12.00%实施例 M60CCP-1F.F.F 9.00% S→N[℃]: <-40.0CCP-2F.F.F 9.00% 透明点 [℃]: 82.5CCP-3F.F.F 3.00% Δn[589nm,20℃]: 0.0918CCQU-1-F 8.00% γ1[mPa·s,20℃]: 139CCQU-2-F 8.00% V10,0,20[V]: 1.20CCQU-3-F 8.00%CCP-20CF3 8.00%CCP-30CF3 8.00%CCP-40CF3 6.00%CCP-50CF3 3.00%CGU-2-F 10.00%PGU-2-F 7.00%CCP-V-1 4.00%CBC-33 0.50%CCGU-3-F 4.00%CC-3-V1 4.50%实施例 M61CCP-2F.F.F 9.00% S→N[℃]: <-40.0CCP-3F.F.F 9.00% 透明点 [℃]: 82.5CCQU-1-F 9.00% Δn[589nm,20℃]: 0.0917CCQU-2-F 9.00% γ1[mPa·s,20℃]: 149CCQU-3-F 9.00% V10,0,20[V]: 1.28CCP-20CF3 8.00%CCP-30CF3 8.00%CCP-40CF3 6.00%CCP-50CF3 4.00%CGU-2-F 10.00%CGU-3-F 9.00%BCH-3F.F.F 4.00%CBC-33 1.50%BCH-32 4.50%实施例 M62CC-3-V1 5.00% 透明点 [℃]: 78.0CCH-35 3.00% γ1[mPa·s,20℃]: 149CCP-30CF3 5.00% V10,0,20[V]: 1.03CCZU-2-F 5.00%CCZU-3-F 15.00%CGZP-2-OT 9.00%CGZP-3-OT 7.00%CGU-2-F 10.00%CGU-3-F 10.00%CCQU-1-F 10.00%CCQU-2-F 10.00%CCQU-3-F 11.00%实施例 M63CCH-34 5.00% 透明点 [℃]: 82.0ECCP-3F.F.F 14.00% Δn[589nm,20℃]: 0.088PUQU-1-F 7.00% γ1[mPa·s,20℃]: 135PUQU-2-F 6.00% V10,0,20[V]: 1.3PUQU-3-F 6.00%CCP-2F.F 9.00%CCP-3F.F 12.00%CCP-5F.F 12.00%CCP-1F.F.F 3.00%CCP-2F.F.F 9.00%CCP-3F.F.F 8.00%CCP-31 9.00%实施例 M64CCH-34 5.00% 透明点 [℃]: 82.0CCZU-1-F 3.00% Δn[589nm,20℃]: 0.087CCZU-2-F 3.00% γ1[mPa·s,20℃]: 130CCZU-3-F 8.00% V10,0,20[V]: 1.3PUQU-1-F 7.00%PUQU-2-F 6.00%PUQU-3-F 6.00%CCP-2F.F 12.00%CCP-3F.F 12.00%CCP-5F.F 9.00%CCP-1F.F.F 3.00%CCP-2F.F.F 9.00%CCP-3F.F.F 8.00%CCP-31 9.00%实施例 M65CCH-34 5.00% 透明点 [℃]: 82.0CPZU-1-F 2.00% Δn[589nm,20℃]: 0.087CPZU-2-F 2.00% γ1[mPa·s,20℃]: 150CPZU-3-F 2.00% V10,0,20[V]: 1.3CPZU-5-F 2.00%CCZU-1-F 3.00%CCZU-2-F 3.00%CCZU-3-F 8.00%CCZU-4-F 3.00%BCH-3F.F.F 17.00%CCQU-1-F 7.00%CCQU-2-F 7.00%CCQU-3-F 7.00%CCP-1F.F.F 6.00%CCP-2F.F.F 7.00%CCP-3F.F.F 7.00%CCP-4F.F.F 4.00%CCP-31 8.00%实施例 M66PCH-7F 5.00% 透明点 [℃]: 85.0BCH-1F.F.F 10.00% Δn[589nm,20℃]: 0.093BCH-3F.F.F 13.00% γ1[mPa·s,20℃]: 165ECCP-3F.F.F 16.00% V10,0,20[V]: 1.6CCP-1F.F 5.00%CCP-2F.F 5.00%CCP-3F.F 14.00%CCP-4F.F 14.00%CCP-5F.F 14.00%CCP-31 4.00%实施例 M67CCH-34 13.00% 透明点 [℃]: 80.0CCH-25 10.00% Δn[589nm,20℃]: 0.081PCH-302 5.00% γ1[mPa·s,20℃]: 90PCH-5Cl 18.00% V10,0,20[V]: 1.8CCP-3F 4.00%CCP-3Cl 8.00%CCP-31 12.00%CCP-1F.F.F 4.00%CCP-3F.F.F 4.00%CPZU-1-F 2.00%CPZU-2-F 2.00%CPZU-3-F 2.00%CPZU-5-F 2.00%CCZU-1-F 4.00%CCZU-3-F 6.00%CCZU-4-F 2.00%CCZU-5-F 2.00%实施例 M68CCH-34 12.00% 透明点 [℃]: 90.0DCU-3-F 2.00% Δn[589nm,20℃]: 0.093DCU-4-F 5.00% γ1[mPa·s,20℃]: 180DCU-5-F 8.00% V10,0,20[V]: 1.3CCP-1F.F.F 7.00%CCP-2F.F.F 3.00%CCP-31 10.50%BCH-3F.F.F 20.00%BCH-5F.F.F 6.50%CCZU-1-F 3.00%CCZU-2-F 3.00%CCZU-3-F 9.00%CCZU-5-F 3.00%CCPU-3-F 5.00%CCPU-5-F 3.00%实施例 M69CCH-34 4.00% 透明点 [℃]: 82.0CPZU-2-F 2.70% Δn[589nm,20℃]: 0.087CPZU-3-F 2.50% γ1[mPa·s,20℃]: 185CPZU-5-F 2.80% V10,0,20[V]: 1.3CCZU-1-F 3.00%CCZU-2-F 3.00%CCZU-3-F 9.00%CCZU-4-F 3.00%BCH-3F.F.F 14.00%CCP-1F.F.F 8.00%CCP-2F.F.F 6.00%ECCP-3F.F.F 18.00%ECCP-5F.F.F 9.00%CECU-3-F 10.00%CCP-31 5.00%实施例 M70BCH-3F.F 10.79% 透明点 [℃]: 87.3BCH-5F.F 8.99% Δn[589nm,20℃]: 0.0934ECCP-30CF3 4.49% Δε[1kHz,20℃]: 5.3ECCP-50CF3 4.49%CBC-33F 1.80%CBC-53F 1.80%CBC-55F 1.80%PCH-6F 7.19%PCH-7F 5.39%CCP-20CF3 7.19%CCP-30CF3 10.79%CCP-40CF3 6.29%CCP-50CF3 9.89%PCH-5F 8.99%CECG-1-F 10.11%实施例 M71BCH-3F.F 10.80% 透明点 [℃]: 98.6BCH-5F.F 9.00% Δn[589nm,20℃]: 0.1023ECCP-30CF3 4.50% Δε[1kHz,20℃]: 6.3ECCP-50CF3 4.50%CBC-33F 1.80%CBC-53F 1.80%CBC-55F 1.80%PCH-6F 7.20%PCH-7F 5.40%CCP-20CF3 7.20%CCP-30CF3 10.80%CCP-40CF3 6.30%CCP-50CF3 9.90%PCH-5F 9.00%CCGU-1-F 10.00%实施例 M72BCH-3F.F 10.80% 透明点 [℃]: 98.6BCH-5F.F 9.00% γ1[mPa·s,20℃]: 157ECCP-30CF3 4.50%ECCP-50CF3 4.50%CBC-33F 1.80%CBC-53F 1.80%CBC-55F 1.80%PCH-6F 7.20%PCH-7F 5.40%CCP-20CF3 7.20%CCP-30CF3 10.80%CCP-40CF3 6.30%CCP-50CF3 9.90%PCH-5F 9.00%CCGU-1-F 10.00%
Claims (9)
1.基于正性的或负性的介电各向异性的极性化合物的混合物的液晶介质,其特征在于它包括一种或多种通式I化合物:其中和
为
a)其中一个或两个非相邻的CH2基团可以被-O-或-S-替代的1,4-亚环己烯基或1,4-亚环己基,
b)1,4-亚苯基,其中一个或两个CH基团可以被N替代,
c)下列基团:哌啶-1,4-二基,1,4-二环[2.2.2]亚辛基,萘-2,6-二基,十氢萘-2,6-二基,1,2,3,4-四氢萘-2,6-二基,菲-2,7-二基和芴-2,7-二基,
x,y和z各自独立地为0,1或2,
Z1,Z2和Z3各自独立地为-CO-O-,-O-CO-,-CF2O-,-OCF2-,-CH2O-,-OCH2-,-CH2CH2-,-(CH2)4-,-C2F4-,-CH2CF2-,-CF2CH2-,-CF=CF-,-CH=CH-,-C≡C-或单键,
X为F,Cl,CN,SF5,NCS,具有至多8个碳原子的卤化或未被取代的烷基,其中一个或多个CH2基团可以被-O-或-CH=CH-替代,条件是O原子不直接彼此连接,
a为0,1或2,
b为0,1或2,
c为0,1或2,其中a+b+c≤3。
2.权利要求1的液晶介质,其特征在于式I中的X为F,Cl,CN,NCS,CF3,C2F5,n-C3F7,SF5,CF2H,OCF3,OCF2H,OCFHCF3,OCFHCFH2,OCFHCF2H,OCF2CH3,OCF2CFH2,OCF2CF2H,OCF2CF2CF2H,OCF2CF2CFH2,OCFHCF2CF3,OCFHCF2CF2H,OCF2CF2CF3,CF2CHFCF3,CF2CH2CF3,OCH2CF2CHFCF3,OCF2CHFCF3,OCClFCF2CF3,CH3,C2H5和n-C3H7.
5.权利要求4的液晶介质,其特征在于式I到X化合物总体来说在整个混合物中的比例最少为50%重量比。
7.权利要求4的结晶介质,其特征在于X0为F,OCHF2或OCF3,以及Y2为H或F。
8.权利要求1的液晶介质用于电光学目的的用途。
9.电光学液晶显示器,其中包含权利要求1的液晶介质。
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- 2001-10-12 DE DE10150198A patent/DE10150198A1/de not_active Ceased
-
2002
- 2002-09-23 DE DE50213677T patent/DE50213677D1/de not_active Expired - Lifetime
- 2002-09-23 EP EP02021340A patent/EP1302523B1/de not_active Expired - Lifetime
- 2002-10-07 TW TW091123123A patent/TWI297727B/zh not_active IP Right Cessation
- 2002-10-11 CN CNB021468087A patent/CN1315987C/zh not_active Expired - Lifetime
- 2002-10-11 KR KR1020020062060A patent/KR20030030974A/ko not_active Application Discontinuation
- 2002-10-15 JP JP2002300600A patent/JP4623924B2/ja not_active Expired - Fee Related
- 2002-10-15 US US10/270,118 patent/US7303791B2/en not_active Expired - Lifetime
-
2007
- 2007-11-23 US US11/944,542 patent/US7662443B2/en not_active Expired - Lifetime
-
2010
- 2010-04-05 KR KR1020100030988A patent/KR20100055363A/ko not_active Application Discontinuation
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CN101294079B (zh) * | 2002-11-27 | 2013-06-19 | 默克专利股份有限公司 | 液晶化合物 |
CN100480355C (zh) * | 2003-05-21 | 2009-04-22 | 默克专利股份有限公司 | 液晶介质 |
CN1778867B (zh) * | 2004-11-26 | 2012-04-04 | 默克专利股份有限公司 | 液晶介质 |
TWI674312B (zh) * | 2005-05-25 | 2019-10-11 | 馬克專利公司 | 液晶介質及液晶顯示器 |
TWI564369B (zh) * | 2005-05-25 | 2017-01-01 | 馬克專利公司 | 液晶介質及液晶顯示器 |
TWI391475B (zh) * | 2005-05-25 | 2013-04-01 | Merck Patent Gmbh | 哌喃二烷衍生物及其於液晶介質中之用途 |
CN101273110B (zh) * | 2005-08-09 | 2013-04-17 | 默克专利股份有限公司 | 液晶介质 |
CN101273110A (zh) * | 2005-08-09 | 2008-09-24 | 默克专利股份有限公司 | 液晶介质 |
CN101037599B (zh) * | 2006-03-17 | 2014-01-22 | 默克专利股份有限公司 | 液晶介质和液晶显示器 |
CN101191055B (zh) * | 2006-11-27 | 2013-01-09 | 默克专利股份有限公司 | 液晶介质和液晶显示器 |
TWI626302B (zh) * | 2010-11-29 | 2018-06-11 | 馬克專利公司 | 液晶混合物 |
CN102433133B (zh) * | 2011-09-14 | 2014-09-24 | 深圳超多维光电子有限公司 | 向列型液晶组合物 |
CN102433133A (zh) * | 2011-09-14 | 2012-05-02 | 深圳超多维光电子有限公司 | 向列型液晶组合物 |
CN103492529A (zh) * | 2012-04-26 | 2014-01-01 | Dic株式会社 | 向列型液晶组合物以及使用其的液晶显示元件 |
US8906472B2 (en) | 2012-04-26 | 2014-12-09 | Dic Corporation | Nematic liquid crystal composition and liquid crystal display element using the same |
CN103492529B (zh) * | 2012-04-26 | 2015-04-15 | Dic株式会社 | 向列型液晶组合物以及使用其的液晶显示元件 |
CN103562345A (zh) * | 2012-05-23 | 2014-02-05 | Dic株式会社 | 向列型液晶组合物以及使用其的液晶显示元件 |
CN103562345B (zh) * | 2012-05-23 | 2015-04-15 | Dic株式会社 | 向列型液晶组合物以及使用其的液晶显示元件 |
CN104284962B (zh) * | 2013-03-06 | 2016-02-24 | Dic株式会社 | 向列液晶组合物和使用其的液晶显示元件 |
CN104284962A (zh) * | 2013-03-06 | 2015-01-14 | Dic株式会社 | 向列液晶组合物和使用其的液晶显示元件 |
US9745513B2 (en) | 2013-03-06 | 2017-08-29 | Dic Corporation | Nematic liquid crystal composition and liquid crystal display device using same |
US10316251B2 (en) | 2013-03-06 | 2019-06-11 | Dic Corporation | Nematic liquid crystal composition and liquid crystal display device using same |
CN104178180A (zh) * | 2014-07-17 | 2014-12-03 | 北京大学 | 一种具有大双折射率的向列相液晶材料及其应用 |
CN104178180B (zh) * | 2014-07-17 | 2016-04-06 | 北京大学 | 一种具有大双折射率的向列相液晶材料及其应用 |
CN108350359A (zh) * | 2015-10-27 | 2018-07-31 | 默克专利股份有限公司 | 液晶介质 |
CN107955629A (zh) * | 2016-10-14 | 2018-04-24 | 石家庄诚志永华显示材料有限公司 | 一种正介电性液晶组合物 |
Also Published As
Publication number | Publication date |
---|---|
EP1302523A1 (de) | 2003-04-16 |
JP2003183656A (ja) | 2003-07-03 |
EP1302523B1 (de) | 2009-07-15 |
US20030197153A1 (en) | 2003-10-23 |
DE50213677D1 (de) | 2009-08-27 |
CN1315987C (zh) | 2007-05-16 |
TWI297727B (en) | 2008-06-11 |
US20080121843A1 (en) | 2008-05-29 |
US7662443B2 (en) | 2010-02-16 |
DE10150198A1 (de) | 2003-04-24 |
US7303791B2 (en) | 2007-12-04 |
JP4623924B2 (ja) | 2011-02-02 |
KR20030030974A (ko) | 2003-04-18 |
KR20100055363A (ko) | 2010-05-26 |
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