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7364776 |
Display device
A novel display device is disclosed. The display device comprises a plural of liquid crystal layers disposed between a pair of electrodes respectively, wherein each of the liquid crystal layers...
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7364671 |
Optical component, orientation layer, and layerable polymerisable mixture
A polymerisable mixture that can be applied as a layer, an orientation layer of the mixture, and an optical component, such as a retarder or a liquid crystal display, having a layer of which the...
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7354950 |
1,3-Dioxane derivatives, composition, optical element and display device containing the same
A composition includes at least one compound represented by the following Formula (1). In the Formula (1), R 1 represents an alkyl group having 1 to 18 carbon atoms, R 2 represents a hydrogen...
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7351451 |
Anthraquinone compound, liquid crystal composition, cell and display device employing the same
A liquid crystal composition comprising at least one liquid crystal compound and at least one anthraquinone compound represented by formula (1) below: Formula (1) (wherein R 2 to R 8 each...
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7344763 |
Display medium
A rewritable display containing a substrate having thereon one or more constitution layers, one of the constitution layers being a liquid crystal layer containing a liquid crystal composition which...
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7316829 |
Liquid crystal composition and display device
A liquid crystal composition comprising a dichroic dye, a host liquid crystal and at least one kind of solid matter having an average particle diameter of 1 nm to 10 m, the dichroic dye having a...
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7294370 |
Aligned lyotropic chromonic liquid crystal films
An aligned film comprises a dried mixture of a lyotropic chromonic liquid crystal material and a dopant selected from the group consisting of dyes having a molecular weight within one order of...
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7220465 |
Liquid crystal composition, anthraquinone compound and liquid crystal device employing the composition
A novel liquid crystal composition is disclosed. The composition comprises at least one liquid crystal and at least one compound represented by a formula (1), wherein R 1 and R 2 respectively...
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7214451 |
Rewriteable optical recording material having good solubility
Polymeric material suitable for the preparation of optical recording media for volume data storage is disclosed. The molecular structure of the material contains a main chain derived from any of...
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7199167 |
Light emitting polymer
There is provided a process for forming a light emitting polymer comprising photopolymerization of a reactive mesogen having an endgroup which is susceptible to photopolymerization e.g. by a...
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7175780 |
Tailoring material composition for optimization of application-specific switchable holograms
The process described herein offers the optimizing of performance parameters of holograms, such as reducing scattering effects in a polymer-dispersed liquid crystal optical element. In the process,...
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7160485 |
Lyotropic liquid crystal systems based on perylenetetracarboxylic acid dibenzimidazole sulfoderivatives, related anisotropic films, and methods for making
Sulfoderivatives of perylenetetracarboxylic acid dibenzimidazole are provided. These compounds form liquid crystal systems possessing high quality optical properties. The resulting liquid crystal...
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7105229 |
Coated particles, methods of making and using
A particle coated with a nonlamellar material such as a nonlamellar crystalline material, a nonlamellar amorphous material, or a nonlamellar semi-crystalline material includes an internal matrix...
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7033523 |
Composite liquid crystalline mixture
Described is a composite liquid crystalline mixture having a low refractive index and a chemical reactive power that makes it capable of minimizing an anchoring energy when in contact with silica....
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6962734 |
Sulfoderivatives of indanthrone, lyotropic liquid crystal system and anisotropic film on their base
The present invention relates to organic chemistry, in particular, to synthesis of sulfoderivatives of the polycyclic compounds and fabrication of optically anisotropic coatings on their base. The...
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6903796 |
Liquid crystal display device using photo-cured product formed of photo-curing composition having liquid crystal skeletal structure and production method thereof
In an MVA mode liquid crystal display device, a concentration of a photo-cured product by a photo-curing composition having a liquid skeletal structure for liquid crystal molecules upon spray or...
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6893489 |
Physical colored inks and coatings
A coating, such as ink or paint, is used, where particles in the coating are selected based on electric, magnetic, or light/photo properties, and are dispersed in the coating to provide a desired...
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6875483 |
Liquid crystal composition comprising liquid crystal molecules and alignment promoter
A liquid crystal composition comprises liquid crystal molecules and an alignment promoter. The alignment promoter is represented by the formula (I):
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6861463 |
Liquid crystalline polymer compositions containing small particle size fillers
Compositions comprising liquid crystalline polymer; inert filler; and small particle size filler having a mean particle size less than about 50 nanometers. These blends have excellent adhesion and...
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6861106 |
Dichroic dye, composition thereof, and liquid crystal composition and liquid crystal display element containing the same
Dichroic dyes, dichroic dye compositions, and liquid crystal composition and liquid crystal display element containing the dichroic dyes. The dichroic dye has increased solubility and stability.
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6806368 |
Liquid crystalline 3,4:9,10-perylenetetacarbocylic acid diimides
Perylene-3,4:9,10-tetracarboxylic diimides of the general formula I where R 1 , R 2 , R 3 and R 4 are independently hydrogen, chlorine, bromine or substituted or unsubstituted aryloxy,...
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6737126 |
Liquid crystal mixture and liquid crystal cell for LCDs and use of a dye with a dipole for a liquid crystal mixture
The present invention relates to a liquid crystal mixture, especially for a liquid crystal cell for a color liquid crystal display (LCD), comprising a liquid crystal material and a dye, wherein...
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6703084 |
Quinone compound, liquid crystal composition, and guest-host-type liquid crystal cell employing the same
A quinone compound represented by formula (1) or (2) below: (wherein X 1 to X 4 independently represents an oxygen atom, sulfur atom or N—R 1 ; R 1 represents a hydrogen atom, alkyl group,...
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6656542 |
Guest-host liquid crystal composition and guest-host liquid crystal display device
Disclosed is a guest-host liquid crystal composition, comprising a host liquid crystal material and a dichroic dye mixed as a guest in the host liquid crystal material. The liquid crystal material...
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6579470 |
Polymer assemble liquid crystal used in liquid crystal display
A polymer assemble liquid crystal includes equal to or less than 40 wt % of a liquid crystal mixture of ferroelectric and antiferroelectric liquid crystals and equal to or more than 60 wt % of a...
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6558759 |
Liquid crystal display device
A liquid crystal display device is formed with a pair of transparent substrates, each substrate having on one of its surfaces a coating of a transparent electrically conducting material which...
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6551670 |
Chiral nematic liquid crystal composition and liquid crystal optical element
Presentation of a chiral nematic liquid crystal optical element which is bright within a wide temperature range and which has a high contrast. A liquid crystal composition comprising an optically...
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6527977 |
Liquid crystalline filter dyes for imaging elements
This invention comprises dispersion comprising a solvent having dispersed therein a liquid-crystal forming dye of structural Formula I: [D-(X) m ]-(Y) n wherein: D is a light-absorbing...
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6500503 |
Cyclohexane derivatives, liquid crystal compositions comprising the same and liquid crystal display devices
Liquid crystalline compounds are disclosed which have large dielectric anisotropy and relatively low viscosity, and which are represented by formula (1) wherein R 1 represents hydrogen or C 1...
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6440507 |
Unsymmetrical dioxazine compound dichroic dye liquid crystal composition and liquid crystal display element
An unsymmetrical dioxazine compound represented by the formula (1-1) or (1-2) below, a dichroic dye, a liquid crystal composition containing the same, and a liquid crystal display element...
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6337111 |
Optically anisotropic thin film and process for producing the same
An optically anisotropic thin film comprising a dichroic dye which is cured while keeping prescribed orientation and a process for producing the same which comprises the steps of forming an...
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6291065 |
Pigment flakes
Described are pigment flakes having a chiral liquid crystalline polymer material, the polymer material serving as a carrier material or being coated onto a carrier material. The pigment flakes have...
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6245399 |
Guest-host polarizers
A polarizer is described that is formed of a host matrix and a guest dye. The host matrix may be a lyotropic liquid crystal matrix having a predetermined orientation. A guest pleochroic dye may be...
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6233028 |
Plasma-addressed liquid crystal display with reduced column voltages
A plasma-addressed liquid crystal color display device comprising a layer of liquid crystal material, data electrodes coupled to the liquid crystal layer and adapted to receive data voltages for...
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6219122 |
Reflective liquid crystal display device having bright light display and high contrast
In a reflective liquid crystal display device, a retardation Δnd LC of a liquid crystal cell ranges from 705 nm to 890 nm. When alignment directions a and b of alignment layers are viewed from...
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6215535 |
Light-modulation element and production method thereof
The present invention provides a light-modulation element comprising at least: liquid crystal droplets having a particle size between 0.6 μm-2 μm, which have light-modulating functions to scatter...
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6174467 |
Microencapsulated liquid crystal and method
Briefly, according to one aspect of the invention, liquid crystal material is microencapsulated by a method utilizing an interfacial polymerization reaction which creates a combination of...
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6153722 |
Cholesteric liquid-crystal polymers with increased weather stability
The invention relates to a cholesteric liquid-crystalline polymer which in the molecule comprises at least one stabilizer comonomer from the group consisting of UV absorbers and antioxidants.
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6120701 |
Microencapsulated liquid crystal and a method and system for using same
Briefly, according to one aspect of the invention, liquid crystal material is microencapsulated by a method utilizing an interfacial polymerization reaction which creates a combination of...
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6059993 |
Record display medium and use thereof
A record display medium that can display a high contrast image and is less likely to cause a lowering of contrast or disappearance of the displayed image even in low temperature and high...
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6057906 |
Liquid crystal display element
A liquid crystal display device which comprises, a pair of substrates facing to each other and each provided with an electrode, the electrode provided on one of the substrates being faced to the...
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6033742 |
Liquid crystal display device
A liquid crystal display device comprises, a pair of substrates having an electrode on a surface thereof, and a liquid crystal layer containing a liquid crystal and a dichroic dye, wherein the...
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6033598 |
Liquid-crystal composition and liquid-crystal display element
The present invention provides a guest-host liquid-crystal composition comprising a host liquid-crystal composition containing one or more dichroic dyes, characterized in that the host...
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6007745 |
Linear UV polarizer
The invention relates to a linear UV polarizer based on a polymerized mesogen obtained by curing with actinic radiation or heat of a polymerizable composition comprising: a) a liquid crystalline...
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5989451 |
Compounds and methods for doping liquid crystal hosts
This invention provides chiral thioindigo compounds for doping smectic liquid crystal hosts, wherein the compounds modulate a chiral bulk property of an induced chiral smectic liquid crystal phase...
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5951912 |
Liquid crystal composite and device comprising same
A liquid crystal device has, as electrooptically active material, a liquid crystal composite including a containment medium, a liquid crystal composition dispersed in the containment medium, and an...
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5876627 |
Dichroic dye liquid crystal composition containing the dye, and liquid-crystal element
A dichroic azo dye represented by general formula I! ##STR1## wherein D 1 and D 2 each represents an optionally substituted phenyl group or an aromatic heterocyclic group; W represents a...
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5851423 |
Liquid crystal display devices incorporating polarizers comprising liquid crystal polymers
This invention discloses novel liquid crystal display devices containing polarizers which comprise a liquid crystal polymer and a dichroic absorber. Also disclosed is a process to construct the...
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5837160 |
Chiral CLCPs containing colored monomers
The invention relates to cholesteric liquid-crystalline polymers containing at least one colored comonomer which absorbs light in the visible wavelength region. The colored comonomers can be...
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5830385 |
Method of making liquid crystal composite
A liquid crystal light composite in which discrete volumes of a liquid crystal material are dispersed in a matrix material is produced by a process in which a reactive additive formulation is added...
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