SMECTIC LIQUID CRYSTAL COMPOUND AND POLARIZING PLATE
The application is a smectic liquid crystal compound and metal thin film are disclosed. Existing high form a film could not be dichroic ratio not nematic liquid crystal. However a smectic liquid crystal may have a dichroic ratio is placed to report described. Injecting a smectic liquid crystal disposed between the two result only when and as a result, the perpendicular alignment film is formed at a smectic liquid crystal passed over single door without orientation pin is point number. A smectic liquid crystal vertical oriented dichroic ratio high when cannot be expected as well as orientation is reduced door number is generated. The horizontal layer of data in a database with respect to the single liquid crystal techniques are disclosed. The application number of outputting a single layer of substantially horizontal orientation in said a smectic liquid crystal compound having excellent a smectic liquid crystal compound and a basidiomycete number. The application is a smectic liquid crystal compounds are disclosed. The application of a smectic liquid crystal compounds may be of a structure of a single layer of horizontal orientation as well as good by having unique application may have. The specification (director) direction in a smectic liquid crystal phase is liquid crystal compounds user predetermined direction while forming said layer or planar liquid crystal compounds while arranged by big liquid crystal phase. The liquid crystal compounds in specification means when the rod-shaped compound layer is a ratio of the major axis can be, when a disk shape means the direction of the normal plate can be. The application of a smectic liquid crystal compound that is can be represented by formula 1. [Formula 1] In said formula 1 A and A ' are each independently - CH2 -, Is - O or - S -, B is - COO -, - OCO -, - O -, or - CH - S2 - And, C is phenyl, and cyclo [heyk people or me [phu strangeness, 4 To 12 carbon atoms are selected from D and D'independently hydrocarbon operates, Which has a polymerizable functional group E, The F - OH, - CN, - NH2 Or - NO2 Are disclosed. It is known - CH low surface energy of a smectic liquid crystal compound said formula 13 Instead of a single layer of polar functional group as well as good by introducing end may have a horizontal orientation. In said formula 1 A and A ' is used in implementation being - O -. In said formula 1 is - COO - B implementation being. In said formula 1 is phenyl C actuator disclosed. 6 Carbon atoms in each alkyl [leyn fixed date be D and D' said formula 1. In said formula 1 (meth) acrylate E actuator disclosed. In said formula 1 is F implementation being - CN. The application is said liquid crystal to the use of compounds are disclosed. The application including the a smectic liquid crystal compound thin film are disclosed. The application of the polarizing layer and said lower alignment film can be polarizing layer. Said polarizing layer a smectic liquid crystal compound and anisotropic dye can be. Said polarization layer including guest host type polarizing plate can target polarizing plate. The application apparatus for translating guest host type polarizer liquid crystal (host) of a second plate of anisotropic dye (guest) arranged together and said vertical direction of a direction of a direction said anisotropic dye each anisotropic light absorbing characteristics can be means element. For example, anisotropic dye according to the polarization direction of light absorption as shift, polarized light in a major axis direction of the short axis direction of polarized light absorption and greater absorptivity greater n target p type dyes can be called as a dye type. In one example, p type dye if used, dye in a major axis direction of a polarization can absorb and the dye and the absorbent is applied to a transmission capable of a polarization in the short axis direction. The application of a single layer of said liquid crystal compound may have horizontal orientation as well as good since, guest host type polarizing plate and a polarization plate number can be excellent dichroic ratio upon application. Said liquid crystal compounds are in horizontal orientation can be either originally present as a polarizing layer. The liquid crystal layer of the liquid crystal molecules parallel to the plane of the horizontal orientation state specification all arranged in the conduction state, e.g., 0 degrees to 5 degrees, 0 degrees to 4 degrees, 0 degrees to 3 degrees, 0 degrees to 2 degrees, 0 degrees to 1 degree can be 0 also preferably includes an array state of the graphics. Said liquid crystal compounds are polymerized in can be present as a polarizing layer. The application state that is included in the liquid crystal is polymerized by polymerized liquid crystal polymer of the backbone or said liquid crystal compound is polymerized groups that form the skeleton of the graphics state can be group is The specification terms in 'dye' is, the visible light range, for example, 400 nm to 700 nm in wavelength range and absorbs at least a portion or the entire extent of the light beam in the intensive means/or modified to a material which can be can be, terms' anisotropic dye ' is taking said at least a portion or the entire extent of the visible-light means capable of absorbing materials can be anisotropic. Said anisotropic dye include, for example, alignment of the liquid crystal state can be aligned along having properties such that the dye can be selected that are known to publicly known. Anisotropic dye include, for example, black dye (black dye) can be used. Such dyes include, for example, azo dyes or anthraquinone dye or the like but is publicly known, the one number are not disclosed. Said anisotropic dye dichroic ratio of (dichroic ratio) is e.g., 5 or more, 6 or more be a 7 or more. The specification terms in 'dichroic ratio' is, for example, if p type dye, dye in a direction parallel to the major axis of said absorption of polarized light in a direction parallel to the major axis perpendicular to a value obtained by dividing an absorption of polarized light can be means. In anisotropic dye visible-light wavelength range, for example, about 380 nm to 700 nm or between about 400 nm to 700 nm in wavelength range of at least some of the wavelengths or either can be dichroic ratio satisfies said at the design wavelength. Said dichroic ratio upper limit is, for example 20 hereinafter, 18 hereinafter, 14 hereinafter 16 hereinafter or be a degree. In anisotropic dye ratio of said polarizing layer of depositing the required optical film pattern can be appropriately controlled. E.g. said polarizing layer said anisotropic dye 0. 1% By weight to 5% by weight can be said. Said rubbing an alignment film such as a silicon layer or photo-alignment film comprising a compound reflector oriented contact alignment film, for example, irradiation of linearly polarized orientation by using the non-contact type such as in the event that the alignment layer using two data can be publicly known. In one example said alignment light directing main disclosed. The optical direction screen liquid crystal compound can be said. The application terms in liquid crystal compounds are, through light irradiation direction (orientationally ordered) and, in the adjacent said alignment liquid crystal compounds and the like can be also compounds capable of orienting means in a predetermined direction. Oriented compound is, monomeric compounds, monomeric compounds, oligomeric compound or polymeric compound disclosed. Said upper alignment layer can be formed directly on said polarizing layer. The specification on the A B A B is in that a mediator is formed directly on the intermediate therebetween can be joined to one another without meaning. Said lower said polarizing plate can be additionally include a substrate alignment layer. Said alignment can be formed directly on top of said substrate. Said transparent substrates include publicly known can be used for. Said substrate include for example, glass film, crystalline or amorphous silicon film, an inorganic film such as quartz or ITO (Indium Tin Oxide) film or plastic film can be use. Substrates include in addition, optically isotropic substrate or can be used for the phase is optically anisotropic. Plastic substrates include, TAC (triacetyl cellulose); norbornene derivatives such as COP (cyclo olefin copolymer); PMMA (poly (methyl methacrylate); PC (polycarbonate); PE (polyethylene); PP (polypropylene); PVA (polyvinyl alcohol); DAC (diacetyl cellulose); Pac (Polyacrylate); PES (poly ether sulfone); PEEK (polyetheretherketon); PPS (polyphenylsulfone), PEI (polyetherimide); PEN (polyethylenemaphthatlate); PET (polyethyleneterephtalate); PI (polyimide); PSF (polysulfone); PAR (polyarylate) or amorphous fluororesin or the like can be used substrate layer including one number but are not disclosed. The application of polarizing plate can be applied to various optical elements. E.g. said polarizing plate can be applied to the display device. Said display device is a liquid crystal display device, an organic EL display device (Electroluminescence), inorganic EL display device, field emission display device (FED; Field Emission Display), surface field emission display device (SPED; Surface Field Emission Display), electronic paper (electronic ink or electrophoretic element) crystal display device, plasma display device, projection type display device [for example, the diffractive light valve (GLV; grating light valve) display device, display device having digital micromirror device (Digital Light Processing)] mobile display device but is exemplified such as, the number one are not disclosed. The configuration of said display device number are specially not one, the application that can be applied in the conventional polarizing plate is used.
The application number in a single layer of excellent in a smectic liquid crystal compound can be horizontal orientation. Said a smectic liquid crystal compound can be bonded to a polarization plate excellent dichroic ratio upon application number. Said polarizing plate display device can be applied to a variety of optical elements. Said polarizing device more specifically described hereinafter in the embodiment and comparison to be incorporated but, the range of application number content to the number by one and not the. In the embodiment 1 A compound according to formula A A number of a smectic liquid crystal compound was high pressure liquid coolant. [Formula A] [Reactive A] [Attainments number 1] synthesis of compound 2 120 Ml water after 15 minutes compound 1 also to suck on 130 88 ml sulfuric acid (44. 7 G) a tinfoil exploded. Reduce ice melting is carried out at ambient temperature into hangover NaNO2 (30. 9 G) slowly into's desire. 10 Minutes after stirring solution heated in the sulfuric acid and water mixed solution slowly into 160 also's desire. 18 After time at ambient temperature and pressure temperature plasma behind good for a filter's desire. Melting the solid obtained ether to NaOH (18 g) extracting melts an aqueous solution, an aqueous solution (conc) HCl aqueous solution layer after extraction with ether again made out with pH=1's desire. The inner peripheral surface 38 to precipitate water-wash filter logic. 8 G of compound 2 are obtained. [Attainments number 2] synthesis of compound 3 Compound 2 (10 g) with PTSA (0. 4439 G) of anhydrous ether solution generates DHP (3. 926 G) slowly into a's desire. 20H it turned during NaOH aqueous solution after reaction at room temperature (4. 22 Eq NaOH) reaction solution to precipitate slowly filled space obtained by NaOH aqueous solution by filter (NaOH 4. 414 G), the inner peripheral surface 8 acetone wash. 68 G of compound 3 by Congress. [Attainments number 3] synthesis of compound 4 Compound 4 (1. 0 equiv.), NaI (0. 4 equiv.), 2 a-butanone (0. 33 M) into's desire. After heating to 90 °C 7 provided bromoheptanenitrile (1. 02 equiv.) is carried out after stirring 20 divides time into higher. After filtering ether is carried out at high temperatures into hangover, NaOH (aq) is carried out after the anhydrous MgSO4 to dry after washing solvent number after stationary substrate. Ethanol reduces generation of precipitates frequently formed solids are 40% yield compound 4 after frostily are marked on the filtering surface 9 a. 5 G can be achieved. [Attainments number 4] synthesis of compound 5 Compound 4 (1. 0 equiv.) ethanol heated to 50 °C directed cap to a seam sealing goal PPTS (0. 2 equiv.) into a argon atmosphere's desire. The reagent may be placed in a cold-stored at 50 °C after precipitating in been rapidly, and the resulting precipitate is filtered, water, hexane wash to the inner peripheral surface 86% yield compounds 6 a 5. 3 G can be achieved. [Attainments number 5] synthesis of compound 7 Compound 6 (1. 0 equiv.), 6 a-Bromo-a 1 a-hexanol (1. 7 equiv.), K2CO 3 (1. 7 equiv.), KI (0. 3 equiv.) in DMF after stirring stored at 140 °C into and out of the directed cap to filtering, the filtrate is carried out after the anhydrous magnesium sulfate to dry after EA into and out of the good for a number solvent then stationary substrate. After EtOHH2O intermediates obtained using a mixture of KOH (3. 0 equiv.) is carried out at ambient temperature then placed in the night after reflowing are marked on the other. 1 N HCl solution to pH 1 - 2 mode so that an end of a gate into filtering the resulting solids, pH 6 - 7 until the inner peripheral surface of filtrate is good for product can be achieved a 14 g 89% yield compound 7. [6 Number attainments] synthesis of compound 8 Compound 7 (1. 0 equiv.), d ethyl aniline (1. 2 equiv.), anhydrous THF BHT 50 oC after melting a heated substrate. Acryloyl chloride (1. 2 equiv.) stored at the base of stirring slowly into a base material. The resulting solution is solid water, ice. 0. 1 Wt % HCl solution is poured in the base container, water to wash the solids into the filtering hexane 2's desire. After drying to yield compound 8 11 a 48% EtOH recrystallization and cost. 31 G are obtained. [7 Number attainments] synthesis of compound 9 Compound 5 (1. 0 equiv.), compound 8 (1. 2 equiv.), DMAP (1. 3 equiv.) dichloro methane directed cap and a water filled into a seam sealing after 0 °C are marked on the EDC (2. 6 equiv.) followed by stirring at room temperature after 15 minutes then placed in the night after stirring is carried out in a dichloro methane s7. silica filter 2 times. Solvent a halogenated butyl rubber compound at a yield of 83% stand-alone the number 9 10 g can be achieved. 1H NMR (CDCl3, standard TMS) (ppm): 8. 14 (2H, d), 7. 20 (2H, d), 7. 10 (4H, m), 6. 96 (2H, d), 6. 82 (2H, d), 6. 40 (1H, dd), 6. 15 (1H, dd), 5. 82 (1H, dd), 4. 19 (2H, t), 4. 05 (2H, t), 3. 93 (2H, t), 2. 89 (4H, m), 1. 78 (8H, m), 1. 51 (6H, m), 1. 34 (4H, m) Comparison example 1 Comparison example 1 of a smectic liquid crystal compound by using a formula B him. [Formula B] In the embodiment 2 In the embodiment 1 of a smectic liquid crystal compound and a layer of dichroic dyes including polarizing layer on a polarizing plate number was high pressure liquid coolant. Comparison example 2 Example of a smectic liquid crystal compound a number in the range of 0.1 and 1 comparison is a smectic liquid crystal polarizer plate number was high pressure liquid coolant the same method in the embodiment 1. Optical characterization In the embodiment 1 and comparison example 1 of a smectic liquid crystal compound single layer of horizontal orientation in the embodiment 1 this comparison example 1 horizontal orientation relative to the rating result excellent disclosed. In the embodiment 2 and comparison example 2 for evaluating result compared to example 2 in the embodiment 2 polarized plate dichroic ratio compared dichroic ratio is higher. The present application relates to a smectic liquid crystal compound and a use of the smectic liquid crystal compound. More specifically, provided is a smectic liquid crystal compound having excellent horizontal orientation on a single alignment film. Moreover, provided is a polarizing plate with excellent dichroic ratio when the smectic liquid crystal compound is applied to the polarizing plate. The polarizing plate can be applied to various optical devices such as a display device. To this end, the smectic liquid crystal compound is represented by chemical formula 1. COPYRIGHT KIPO 2018 Represented by a smectic liquid crystal compound to formula 1: [formula 1] In said formula 1 A and A ' are each independently - CH2 -, Is - O or - S -, B is - COO -, - OCO -, - O -, or - CH - S2 - And, C is phenyl, and cyclo [heyk people or me [phu strangeness, 4 to 12 carbon atoms comprised in a D and D'are each independently a hydrocarbon, which is polymerizable functional group E, F is - OH, - CN, - NH2 Or - NO2 Are disclosed. According to Claim 1, A and A ' are each - O - in a smectic liquid crystal compound According to Claim 1, B - COO - is in a smectic liquid crystal compound. According to Claim 1, C due a smectic liquid crystal compound is phenyl According to Claim 1, each alkyl [leyn origination a smectic liquid crystal compound D and D' 6 carbon atoms. The (meth) acrylate according to Claim 1 E due a smectic liquid crystal compound. In a smectic liquid crystal compound according to Claim 1 F is - CN According to Claim 1 a smectic liquid crystal compound and anisotropic dye polarizing layer and said lower polarizing layer including orientation including polarizing plate. According to Claim 8 said a smectic liquid crystal compound is said polarizing layer substantially horizontal orientation in either originally present as a polarizing plate. The optical alignment according to Claim 8 said polarizing plate. According to Claim 8 said transparent base lower alignment layer further including polarizing plate.