WO2013189098A1 - 具有五元环的液晶分子及其混合物 - Google Patents
具有五元环的液晶分子及其混合物 Download PDFInfo
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- WO2013189098A1 WO2013189098A1 PCT/CN2012/078024 CN2012078024W WO2013189098A1 WO 2013189098 A1 WO2013189098 A1 WO 2013189098A1 CN 2012078024 W CN2012078024 W CN 2012078024W WO 2013189098 A1 WO2013189098 A1 WO 2013189098A1
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K2019/0444—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group
- C09K2019/0448—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group the end chain group being a polymerizable end group, e.g. -Sp-P or acrylate
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
- C09K19/12—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings at least two benzene rings directly linked, e.g. biphenyls
- C09K2019/121—Compounds containing phenylene-1,4-diyl (-Ph-)
- C09K2019/122—Ph-Ph
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- the invention relates to a liquid crystal layer of a liquid crystal panel, in particular to a five-membered ring (Five member)
- the liquid crystal molecules of the ring and mixtures thereof which can improve the crosstalk phenomenon caused by switching the liquid crystal screen from the two-dimensional mode to the three-dimensional mode.
- the currently developed three-dimensional image display technology mainly uses a fixed grating to control the images received by the viewer's left and right eyes. According to the visual characteristics of the human eye, when the left and right eyes respectively view the same image content but have two images with different parallax, the human eye observes the three-dimensional image.
- the liquid crystal material generally has a long turn-off time due to the high viscosity of the liquid crystal material in the display, thereby causing a crosstalk phenomenon in the liquid crystal screen.
- a typical rod-like liquid crystal molecule such as Formula V or Formula VI is used to form its liquid crystal layer:
- A is a benzene ring in the Aromatic ring (Benzene) Ring); C is cyclohexane in the Alicyclic ring; B1 is a cyclohexane or a benzene ring; RO- is a terminal group (Terminal) Group), here an alkoxy group; F is a lateral group, here a fluorine atom.
- the main object of the present invention is to provide a liquid crystal molecule which can improve the crosstalk phenomenon, which is to reform a liquid crystal molecule of the prior art into a liquid crystal molecule having a five-membered ring, and to reduce the rotational viscosity of the liquid crystal molecule by the characteristics of the five-membered ring. Latitude Viscosity), thereby reducing the off-time.
- the present invention can improve the problem of the crosstalk phenomenon caused by switching the liquid crystal screen from the two-dimensional mode to the three-dimensional mode.
- the present invention provides a liquid crystal molecule having a five-membered ring for constituting a liquid crystal layer of a liquid crystal panel, wherein the structure of the liquid crystal molecule is as shown in Formula I:
- A is a benzene ring
- M is a five-membered ring
- R1 and R2 are each an alkyl group having 1 to 8 carbon atoms, an alkenyl group having 2 to 8 carbon atoms, or having 1 to 7 carbon atoms.
- One of the alkoxy groups, X1 and X2 are each a fluorine atom or a chlorine atom
- the liquid crystal layer further comprises a liquid crystal active monomer of the following formula III, wherein the liquid crystal molecules of the formula I and the liquid crystal reactive monomer of the formula III constitute a liquid crystal composition, the liquid crystal The reactive monomer is used to diffuse the liquid crystal composition on the polyimide surface of the alignment film:
- A is a benzene ring
- O is an oxygen atom
- Y is a hydrogen atom or a fluorine atom
- the weight of the liquid crystal molecule of Formula I in the total weight of the liquid crystal composition The ratio is 0.01 to 60%, and the balance is the liquid crystal active monomer of the formula III.
- liquid crystal molecule having the following formula IV is further included:
- B is cyclohexane
- B1 is a cyclohexane or a benzene ring
- R1 and R2 are each an alkyl group having 1 to 8 carbon atoms, an alkenyl group having 2 to 8 carbon atoms, or One of alkoxy groups having 1 to 7 carbon atoms.
- the liquid crystal molecules having a five-membered ring are used to form a liquid crystal panel having a two-dimensional mode and a three-dimensional mode.
- the present invention further provides a liquid crystal molecule having a five-membered ring for constituting a liquid crystal layer of a liquid crystal panel, wherein the structure of the liquid crystal molecule is as shown in Formula II:
- A is a benzene ring
- B1 is a cyclohexane or a benzene ring
- M is a five-membered ring
- R1 and R2 are an alkyl group having 1 to 8 carbon atoms, respectively, having 2 to 8 carbons.
- X1 and X2 are each a fluorine atom or a chlorine atom
- W is -CH2CH2-, -OCF2-, -CF2O-, -CF2CF2.
- One of - or -CH CH-.
- the liquid crystal layer further comprises a liquid crystal active monomer of the following formula III, wherein the liquid crystal molecule of the formula II and the liquid crystal reactive monomer of the formula III constitute a liquid crystal composition, the liquid crystal The reactive monomer is used to diffuse the liquid crystal composition on the polyimide surface of the alignment film:
- A is a benzene ring
- O is an oxygen atom
- Y is a hydrogen atom or a fluorine atom, wherein the weight ratio of the liquid crystal molecules of the formula II in the total weight of the liquid crystal composition It is 0.01 to 60%, and the rest is the liquid crystal active monomer of the formula III.
- liquid crystal molecule having the formula I, wherein the liquid crystal molecules of the formula I and the formula II form a mixture of liquid crystal molecules having a five-membered ring:
- A is a benzene ring
- M is a five-membered ring
- R1 and R2 are each an alkyl group having 1 to 8 carbon atoms, an alkenyl group having 2 to 8 carbon atoms, or having 1 to 7 carbon atoms.
- One of the alkoxy groups, X1 and X2 are each a fluorine atom or a chlorine atom
- liquid crystal molecule having the following formula IV is further included:
- B is cyclohexane
- B1 is a cyclohexane or a benzene ring
- R1 and R2 are each an alkyl group having 1 to 8 carbon atoms, an alkenyl group having 2 to 8 carbon atoms, or One of alkoxy groups having 1 to 7 carbon atoms.
- the liquid crystal molecules having a five-membered ring are used to form a liquid crystal panel having a two-dimensional mode and a three-dimensional mode.
- the liquid crystal molecules having a five-membered ring of the present invention and mixtures thereof have at least the following advantages and advantageous effects: the liquid crystal molecules having a five-membered ring of the present invention and mixtures thereof are modified from liquid crystal molecules of the prior art. By reducing the rotational viscosity of the liquid crystal molecules by the characteristics of the five-membered ring, the liquid crystal molecules having the five-membered ring have a fast turn-off time relative to the liquid crystal molecules of the prior art, thereby improving the switching of the liquid crystal screen by the two-dimensional mode. The problem of crosstalk caused by the three-dimensional mode.
- FIG. 1 is a schematic structural view of a liquid crystal panel having a two-dimensional mode and a three-dimensional mode in an embodiment of the present invention.
- liquid crystal molecules having a five-membered ring and mixtures thereof according to the present invention will be described below with reference to the accompanying drawings and preferred embodiments. Structure, characteristics and efficacy, as detailed below.
- FIG. 1 is a schematic structural diagram of a liquid crystal panel having a two-dimensional mode and a three-dimensional mode according to an embodiment of the present invention.
- the liquid crystal panel includes a first substrate 10, a second substrate 20, and a liquid crystal layer 30.
- the first substrate 10 and the second substrate 20 are opposite to each other, and the liquid crystal layer 30 is interposed on the liquid crystal layer 30.
- a substrate 10 is interposed between the second substrate 20.
- the first substrate 10 may be a color filter substrate including a first transparent substrate 101 and a color filter layer 102, wherein the color filter layer 102 is disposed on the first transparent substrate 101. On the inner surface.
- the second substrate 20 may be a thin film transistor array substrate including a second transparent substrate 201 and a thin film transistor array layer 202, wherein the thin film transistor array layer 202 is disposed in the second transparent substrate 201.
- the liquid crystal molecule in the liquid crystal layer 30 is a liquid crystal molecule having a five-membered ring.
- the liquid crystal molecule having a five-membered ring of the present invention is a modified object of a rod-like liquid crystal molecule which is typical in the prior art (refer to Formula V and Formula VI of the background art), and the typical rod-like liquid crystal molecule is a straight one.
- the inventors of the present invention have introduced a five-membered ring in the molecular chain of the typical rod-like liquid crystal molecule, which is in the typical rod-like liquid crystal molecule.
- An aromatic ring or a lipid ring having a terminal group and no pendant group is substituted with a five-membered ring in a straight chain to form a liquid crystal molecule having a five-membered ring.
- Formula V and Formula VI are used as the modification targets, the modified liquid crystal molecules are respectively represented by Formulas I and II, and the liquid crystal molecules having a five-membered ring have a five-membered ring in the molecular chain, and thus have five elements. The nature of the ring.
- the liquid crystal molecule having a five-membered ring of the formula I or II is filled in the substrate and serves as its liquid crystal layer 30, thereby constituting a liquid crystal panel having a two-dimensional mode and a three-dimensional mode, which is characterized by a five-membered ring.
- a liquid crystal panel having a two-dimensional mode and a three-dimensional mode which is characterized by a five-membered ring.
- Toff turn-off time
- r1 rotational viscosity
- d cell thickness
- Koff turn-off time constant
- A is a benzene ring
- B1 is a cyclohexane or a benzene ring
- M is a five-membered ring
- R1 and R2 are each an alkyl group having from 1 to 8 carbon atoms, having from 2 to 8 An alkenyl group of one carbon atom or an alkoxy group having 1 to 7 carbon atoms
- X1 and X2 are each a fluorine atom or a chlorine atom
- the liquid crystal layer 30 of the present invention further comprises a liquid crystal active monomer of the following formula III in addition to the liquid crystal molecules having a five-membered ring described above (reactive) Monomer, RM), the liquid crystal molecule having a five-membered ring and the liquid crystal reactive monomer of the formula III constitute a liquid crystal composition for diffusing the liquid crystal composition to the alignment film
- the structure of the liquid crystal reactive monomer of the formula III is:
- A is a benzene ring
- O is an oxygen atom
- Y is a hydrogen atom or a fluorine atom
- the liquid crystal molecules of the formula I or II are occupied by the total weight of the liquid crystal composition.
- the weight ratio is 0.01 to 60% (for example, 0.01%, 1%, 2%, 5%, 10%, 15%, 20%, 30%, 40%, 50% or 60%, etc.), and the rest is the The liquid crystalline reactive monomer of the formula III, wherein the total weight ratio of the liquid crystal molecules of the formula I or II is preferably greater than the weight ratio of the liquid crystalline reactive monomer of the formula III.
- the liquid crystal molecules in the liquid crystal layer 30 may be arbitrarily mixed with liquid crystal molecules of the formulas I, II, V, and VI as the liquid crystal material in the liquid crystal layer 30, and the liquid crystal molecules further include the following Liquid crystal molecules of formula IV:
- B is cyclohexane
- B1 is a cyclohexane or a benzene ring
- R1 and R2 are each an alkyl group having 1 to 8 carbon atoms, an alkenyl group having 2 to 8 carbon atoms, or One of alkoxy groups having 1 to 7 carbon atoms.
- the liquid crystal molecule having a five-membered ring of the present invention introduces a five-membered ring into the liquid crystal molecule by modification, so that the liquid crystal molecule has a five-membered ring characteristic, thereby reducing the rotational viscous of the liquid crystal molecule in the liquid crystal panel.
- Degree which affects its turn-off time, thereby improving the crosstalk phenomenon caused by switching the liquid crystal screen from the two-dimensional mode to the three-dimensional mode.
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Abstract
提供一种可以改进液晶屏幕由二维模式切换成三维模式所产生的串扰现象的液晶分子及其混合物，其是将六元环的液晶分子改质成具有五元环的液晶分子，通过五元环的特性来减少液晶分子在液晶面板中的转动粘滞度，从而减少关断时间。
Description
本发明是有关于一种液晶面板的液晶层，特别是有关于一种具有五元环（Five member
ring）的液晶分子及其混合物，其可改进液晶屏幕由二维模式切换成三维模式所产生的串扰（Cross-talk）现象的问题。
近年来，随着显示技术的不断进步，用户对于显示器的显示质量（如影像分辨率、色彩饱和度等）的要求也越来越高。然而，除了高影像分辨率以及高色彩饱和度之外，对于使用者而言，显示器是否能够显示三维立体影像也成为购买上的考虑因素之一。
目前发展出来的三维立体影像显示技术，主要是利用固定式光栅来控制观赏者左眼与右眼所接收到的影像。根据人眼的视觉特性，当左、右眼分别观视相同的影像内容但是具有不同视差（parallax）的二影像时，人眼会观察到三维立体影像。
然而，显示器由二维平面影像切换成三维立体影像后，会因为显示器中液晶材料的高黏度，使得其具有长的关断时间，进而在液晶屏幕中产生串扰现象的问题，前述液晶材料普遍是使用如式Ⅴ或式Ⅵ的典型棒状液晶分子来构成其液晶层：
在式Ⅴ或Ⅵ中，A为芳香环（Aromatic ring）中的苯环（Benzene
ring）；C为脂质环（Alicyclic ring）中的环己烷（Cyclohexane）；B1为环己烷或苯环的一种；RO-为尾端基（Terminal
group），在此是烷氧基团（Alkoxy group）；F为侧基（Lateral group），在此是氟原子。
因此，有必要提供一种可以改进串扰现象的液晶分子，来解决现有技术所存在的问题。
本发明的主要目的在于提供一种可以改进串扰现象的液晶分子，其是将现有技术的液晶分子改质成具有五元环的液晶分子，通过五元环的特性来减少液晶分子的转动粘滞度（Rotational
viscosity），从而减少关断时间（Off-time）。本发明可以改进液晶屏幕由二维模式切换成三维模式所产生的串扰现象的问题。
本发明提供一种具有五元环的液晶分子，用于构成液晶面板的液晶层，其中所述液晶分子的结构如式Ⅰ所示：
在式Ⅰ中，A为苯环，M为五元环，R1和R2分别为具有1至8个碳原子的烷基、具有2至8个碳原子的烯基或具有1至7个碳原子的烷氧基的一种，X1和X2分别为氟原子或氯原子的一种，W为-CH2CH2-、-OCF2-、-CF2O-、-CF2CF2-或-CH=CH-的连接基的一种。
在本发明的一实施例中，所述液晶层中另包括下述式Ⅲ的液晶活性单体，所述式Ⅰ的液晶分子和式Ⅲ的液晶活性单体构成一液晶组成物，所述液晶活性单体用以使所述液晶组成物扩散分布于配向膜的聚酰亚胺表面上：
在式Ⅲ中，A为苯环，O为氧原子，Y为氢原子或氟原子的一种，其中在所述液晶组成物的总重量中，所述具式Ⅰ的液晶分子所占的重量比例是0.01~60%，其余为所述具式Ⅲ的液晶活性单体。
在本发明的一实施例中，另包含具有下述式Ⅳ的液晶分子：
在式Ⅳ中，B为环己烷，B1为环己烷或苯环的一种，R1和R2分别为具有1至8个碳原子的烷基、具有2至8个碳原子的烯基或具有1至7个碳原子的烷氧基的一种。
在本发明的一实施例中，所述具有五元环的液晶分子用于构成具有二维模式及三维模式的液晶面板。
本发明再提供一种具有五元环的液晶分子，用于构成液晶面板的液晶层，其中所述液晶分子的结构如式Ⅱ所示：
在式Ⅱ中，A为苯环，B1为环己烷或苯环的一种，M为五元环，R1和R2分别为具有1至8个碳原子的烷基、具有2至8个碳原子的烯基或具有1至7个碳原子的烷氧基的一种，X1和X2分别为氟原子或氯原子的一种，W为-CH2CH2-、-OCF2-、-CF2O-、-CF2CF2-或-CH=CH-的连接基的一种。
在本发明的一实施例中，所述液晶层中另包括下述式Ⅲ的液晶活性单体，所述式Ⅱ的液晶分子和式Ⅲ的液晶活性单体构成一液晶组成物，所述液晶活性单体用以使所述液晶组成物扩散分布于配向膜的聚酰亚胺表面上：
在式Ⅲ中，A为苯环，O为氧原子，Y为氢原子或氟原子的一种，其中在所述液晶组成物的总重量中，所述式Ⅱ的液晶分子所占的重量比例是0.01~60%，其余为所述具式Ⅲ的液晶活性单体。
在本发明的一实施例中，另包含具有下述式I的液晶分子，所述式I与式Ⅱ的液晶分子构成一具有五元环的液晶分子的混合物：
在式Ⅰ中，A为苯环，M为五元环，R1和R2分别为具有1至8个碳原子的烷基、具有2至8个碳原子的烯基或具有1至7个碳原子的烷氧基的一种，X1和X2分别为氟原子或氯原子的一种，W为-CH2CH2-、-OCF2-、-CF2O-、-CF2CF2-或-CH=CH-的连接基的一种。
在本发明的一实施例中，另包含具有下述式Ⅳ的液晶分子：
在式Ⅳ中，B为环己烷，B1为环己烷或苯环的一种，R1和R2分别为具有1至8个碳原子的烷基、具有2至8个碳原子的烯基或具有1至7个碳原子的烷氧基的一种。
在本发明的一实施例中，所述具有五元环的液晶分子用于构成具有二维模式及三维模式的液晶面板。
本发明与现有技术相比具有明显的优点和有益的效果。通过上述技术方案，本发明具有五元环的液晶分子及其混合物至少具有下列优点及有益效果：本发明的具有五元环的液晶分子及其混合物是由现有技术的液晶分子改质而成的，通过五元环的特性来减少液晶分子的转动粘滞度，使得具有五元环的液晶分子相对于现有技术的液晶分子具有快速的关断时间，进而改进液晶屏幕由二维模式切换成三维模式所产生的串扰现象的问题。
图1是本发明实施例中具有二维模式及三维模式的液晶面板的构造示意图。
为更进一步阐述本发明为达成预订发明目的所采取的技术手段及功效，以下结合附图及较佳实施例，对依据本发明提出的具有五元环的液晶分子及其混合物的具体实施方式、结构、特征及其功效，详细说明如后。
请参照图1，其为本发明实施例中具有二维模式及三维模式的液晶面板的构造示意图。所述液晶面板包含：一第一基板10、一第二基板20、一液晶层30，其中所述第一基板10与第二基板20相对设置，且所述液晶层30夹设于所述第一基板10与第二基板20之间。所述第一基板10可以是一彩色滤光片基板，其包括一第一透明基板101和一彩色滤光层102，其中所述彩色滤光层102是设置于所述第一透明基板101的内表面上。所述第二基板20可以是一薄膜晶体管阵列基板，其包括一第二透明基板201和一薄膜晶体管阵列层202，其中所述薄膜晶体管阵列层202是设置于所述第二透明基板201的内表面上。所述液晶层30中的液晶分子是一具有五元环的液晶分子。
以下，对本发明所述液晶层30中的具有五元环的液晶分子进行详细的说明。本发明的具有五元环的液晶分子是以现有技术中典型的棒状液晶分子作为改质对象（请参照背景技术的式Ⅴ和式Ⅵ），所述典型的棒状液晶分子是一种在直链中含有芳香环和脂质环的聚合物，本发明者为了解决所述课题，在所述典型的棒状液晶分子的分子链中引入五元环，其是在所述典型的棒状液晶分子的直链上以五元环取代具有尾端基且不具有侧基的芳香环或脂质环以形成具有五元环的液晶分子。如果以式Ⅴ及式Ⅵ作为改质对象，改质后的液晶分子分别如式Ⅰ、Ⅱ所示，所述具有五元环的液晶分子的分子链中具有五元环，因此也具有五元环的性质。所述式Ⅰ或Ⅱ的具有五元环的液晶分子在填充入所述基板中，并作为其液晶层30，从而构成具有二维模式及三维模式的液晶面板，其是通过五元环的特性来减少液晶分子在液晶面板中的转动粘滞度，使得具有五元环的液晶分子相对于所述典型的棒状液晶分子具有快速的关断时间，进而改进液晶屏幕由二维模式切换成三维模式所产生的串扰现象的问题，所述关断时间（Toff）是与转动粘滞度（r1）、盒厚（d）及关断时间常数（Koff）有关，如式Ⅶ的关断时间方程（Off-time
equation）所示：
在式Ⅰ和Ⅱ中，A为苯环；B1为环己烷或苯环的一种；M为五元环；R1和R2分别为具有1至8个碳原子的烷基、具有2至8个碳原子的烯基或具有1至7个碳原子的烷氧基的一种；X1和X2分别为氟原子或氯原子的一种；W为-CH2CH2-、-OCF2-、-CF2O-、-CF2CF2-或-CH=CH-的连接基的一种。
本发明所述液晶层30中除了前述具有五元环的液晶分子之外，还另包括下述式Ⅲ的液晶活性单体（reactive
monomer，RM），所述具有五元环的液晶分子和所述式Ⅲ的液晶活性单体构成一液晶组成物，所述液晶活性单体用以使所述液晶组成物扩散分布于配向膜的聚酰亚胺表面上，所述式Ⅲ的液晶活性单体的结构为：
在式Ⅲ中，A为苯环，O为氧原子，Y为氢原子或氟原子的一种，其中在所述液晶组成物的总重量中，所述具式Ⅰ或Ⅱ的液晶分子所占的重量比例是0.01~60%（例如0.01%，1%，2%，5%，10%，15%，20%，30%，40%，50%或60%等），其余为所述具式Ⅲ的液晶活性单体，其中所述具式Ⅰ或Ⅱ的液晶分子的总重量比例优选大于所述具式Ⅲ的液晶活性单体的重量比例。
前述液晶层30中的所述的液晶分子也可依需求任意混合式Ⅰ、Ⅱ、Ⅴ、Ⅵ的液晶分子以作为液晶层30中的液晶材料使用，另外，所述液晶分子还包含具有下述式Ⅳ的液晶分子：
在式Ⅳ中，B为环己烷，B1为环己烷或苯环的一种，R1和R2分别为具有1至8个碳原子的烷基、具有2至8个碳原子的烯基或具有1至7个碳原子的烷氧基的一种。
如上所述，本发明的具有五元环的液晶分子是通过改质将五元环引入至液晶分子中，使得液晶分子具有五元环的特性，因此减少液晶分子在液晶面板中的转动粘滞度，而影响其关断时间，进而改进液晶屏幕由二维模式切换成三维模式所产生的串扰现象的问题。
本发明已由上述相关实施例加以描述，然而上述实施例仅为实施本发明的范例。必需指出的是，已公开的实施例并未限制本发明的范围。相反地，包含于权利要求书的精神及范围的修改及均等设置均包括于本发明的范围内。
Claims (13)
- 一种具有五元环的液晶分子的混合物，用于构成液晶面板的液晶层，其中所述液晶分子的混合物包含具有下述式(Ⅰ)与式(Ⅱ)的液晶分子：
其中：A为苯环；B1为环己烷或苯环的一种；M为五元环；R1和R2分别为具有1至8个碳原子的烷基、具有2至8个碳原子的烯基或具有1至7个碳原子的烷氧基的一种；X1和X2分别为氟原子或氯原子的一种；W为-CH2CH2-、-OCF2-、-CF2O-、-CF2CF2-或-CH=CH-的连接基的一种。 - 根据权利要求1所述的具有五元环的液晶分子的混合物，其中所述液晶层中另包括下述式(Ⅲ)的液晶活性单体，所述包含有式(Ⅰ)与式(Ⅱ)的液晶分子的混合物和式(Ⅲ)的液晶活性单体构成一液晶组成物，所述液晶活性单体用以使所述液晶组成物扩散分布于配向膜的聚酰亚胺表面上：
其中：A为苯环；O为氧原子；Y为氢原子或氟原子的一种，其中在所述液晶组成物的总重量中，所述包含有式(Ⅰ)与式(Ⅱ)的液晶分子的混合物所占的重量比例是0.01~60%，其余为所述具式(Ⅲ)的液晶活性单体。 - 根据权利要求1所述的具有五元环的液晶分子的混合物，其中另包含具有下述式(Ⅳ)的液晶分子：
其中：B为环己烷；B1为环己烷或苯环的一种；R1和R2分别为具有1至8个碳原子的烷基、具有2至8个碳原子的烯基或具有1至7个碳原子的烷氧基的一种。 - 根据权利要求1所述的具有五元环的液晶分子的混合物，其中所述具有五元环的液晶分子的混合物用于构成具有二维模式及三维模式的液晶面板。
- 一种具有五元环的液晶分子，用于构成液晶面板的液晶层，其中所述液晶分子的结构如式(Ⅰ)所示：
其中：A为苯环；M为五元环；R1和R2分别为具有1至8个碳原子的烷基、具有2至8个碳原子的烯基或具有1至7个碳原子的烷氧基的一种；X1和X2分别为氟原子或氯原子的一种；W为-CH2CH2-、-OCF2-、-CF2O-、-CF2CF2-或-CH=CH-的连接基的一种。 - 根据权利要求5所述的具有五元环的液晶分子，其中所述液晶层中另包括下述式(Ⅲ)的液晶活性单体，所述式(Ⅰ)的液晶分子和式(Ⅲ)的液晶活性单体构成一液晶组成物，所述液晶活性单体用以使所述液晶组成物扩散分布于配向膜的聚酰亚胺表面上：
其中：A为苯环；O为氧原子；Y为氢原子或氟原子的一种，其中在所述液晶组成物的总重量中，所述具式(Ⅰ)的液晶分子所占的重量比例是0.01~60%，其余为所述具式(Ⅲ)的液晶活性单体。 - 根据权利要求5所述的具有五元环的液晶分子，其中另包含具有下述式(Ⅳ)的液晶分子：
其中：B为环己烷；B1为环己烷或苯环的一种；R1和R2分别为具有1至8个碳原子的烷基、具有2至8个碳原子的烯基或具有1至7个碳原子的烷氧基的一种。 - 根据权利要求5所述的具有五元环的液晶分子，其中所述具有五元环的液晶分子用于构成具有二维模式及三维模式的液晶面板。
- 一种具有五元环的液晶分子，用于构成液晶面板的液晶层，其中所述液晶分子的结构如式(Ⅱ)所示：其中：A为苯环；B1为环己烷或苯环的一种；M为五元环；R1和R2分别为具有1至8个碳原子的烷基、具有2至8个碳原子的烯基或具有1至7个碳原子的烷氧基的一种；X1和X2分别为氟原子或氯原子的一种；W为-CH2CH2-、-OCF2-、-CF2O-、-CF2CF2-或-CH=CH-的连接基的一种。
- 根据权利要求9所述的具有五元环的液晶分子，其中所述液晶层中另包括下述式(Ⅲ)的液晶活性单体，所述式(Ⅱ)的液晶分子和式(Ⅲ)的液晶活性单体构成一液晶组成物，所述液晶活性单体用以使所述液晶组成物扩散分布于配向膜的聚酰亚胺表面上：
其中：A为苯环；O为氧原子；Y为氢原子或氟原子的一种，其中在所述液晶组成物的总重量中，所述具式(Ⅱ)的液晶分子所占的重量比例是0.01~60%，其余为所述具式(Ⅲ)的液晶活性单体。 - 根据权利要求9所述的具有五元环的液晶分子，其中另包含根据权利要求5所述的式(Ⅰ)的液晶分子。
- 根据权利要求9或11所述的具有五元环的液晶分子，其中另包含具有下述式(Ⅳ)的液晶分子：
其中：B为环己烷；B1为环己烷或苯环的一种；R1和R2分别为具有1至8个碳原子的烷基、具有2至8个碳原子的烯基或具有1至7个碳原子的烷氧基的一种。 - 根据权利要求9所述的具有五元环的液晶分子，其中所述具有五元环的液晶分子用于构成具有二维模式及三维模式的液晶面板。
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