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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...
7255811 Tolane derivatives and liquid crystalline medium  
Tolane compounds of the formula I wherein R 1 , R 2 , L 1 , L 2 and L 3 are as defined herein, are described. Further described are liquid-crystalline media comprising at least one tolane...
7128847 Liquid crystalline polymeric compositions  
Disclosed are liquid crystalline polymer compositions, which are melt moldable, and which contain a perfluorinated polymer, and a particulate aramid, and optionally contain hollow glass or quartz...
7118787 Liquid crystal alignment layer  
There is provided a liquid crystal alignment layer comprising an alignment layer; and chemically bound to said alignment layer, a transport material. Also provided are methods for forming the...
7025901 Alkyl and aryl trifluoromethoxytetrafluorosulfuranes  
Novel compositions containing SF 4 —O—CF 3 bonded to an organic group are disclosed. Aryl trifluoromethoxytetrafluorosulfuranes (or Ar—SF 4 —O—CF 3 ), have been synthesized via the...
6846433 Liquid crystalline polyester resin composition and molded product thereof  
By means of a liquid crystalline polyester resin composition containing 100 parts by weight of a liquid crystalline polyester forming an anisotropic melt phase, and not less than 0.01 part by...
6793986 Polymerizable liquid crystals  
Disclosed are polymerizable liquid-crystalline compounds of the general formula (I) where A 1 and A 2 are identical or different and are each a crosslinkable group; the radicals X are...
6730241 Polymerizable composition showing liquid-crystal phase and optically anisotropic object made with the same  
An object of the present invention is to provide a polymerizable liquid crystal composition incorporating a polymerizable liquid crystal compound which displays a low nematic phase temperature,...
6726966 Process for vertical alignment of rod-like liquid crystal molecules  
A process for alignment of rod-like liquid crystal molecules comprises the steps of: forming an orientation layer for vertical alignment on a support; and forming a liquid crystal layer containing...
6723393 Liquid crystal optical element and method for preparing the same  
A liquid crystal/cured composite layer is formed by sandwiching a mixture of a liquid crystal with an uncured curable compound i.e. a curable compound represented by a structure of an acryloyl...
6712992 Liquid-crystalline composition of matter  
Liquid-crystalline compositions containing, as components, A) at least one compound of the formula I Z 1 —Y 1 —A 1 —Y 3 —M—Y 4 —A 2 —Y 2 —Z 2 (I), where Z 1 and Z 2 are each a...
6692658 Electrolyte and secondary cell  
An electrolyte comprises a liquid-crystal compound, a straight-chain or branched polyether compound and a metal salt.
6689290 Family of conducting liquid crystals  
A mixture comprising a molecule of formula (I); in which A 1 , A 2 , A 3 , A 4 , A 5 and A 6 , which may be the same or different, are each N or —CH; Y 1 , Y 2 , Y 3 , Y 4 , Y 5 and Y 6 , which...
6673267 Phenylacetylene compound, liquid crystal composition, polymer, optically anisotropic product, and liquid crystal or optical element  
Phenylacetylene compounds are disclosed which are expected to exhibit high refractive index anisotropy, easy to mix with other liquid crystal compounds, has advantageous stability against light,...
6620466 Display device and an electro-optical device using a colloidal liquid crystal composite  
A liquid crystal display device and an electro-optical device include substrates facing each other and each having an electrode, the substrates being spaced apart, spacers disposed between the...
6569504 Mesogenic materials with anomalous birefringence dispersion and high second order susceptibility (X(2))  
This invention provides LC compositions useful as birefringent materials in electrooptic devices which exhibit zero or low negatively sloped birefringence dispersioon (e.g., exhibiting positive...
6400429 Method for producing a liquid crystal display device  
A liquid crystal display device includes: a pair of substrates; polymer walls; and a display medium interposed between the pair of substrates, including a liquid crystal region partially provided...
6369259 Method of preparing 4,5,6-trichloro-and 2,4,5,6-tetrachloropyrimidine  
Crystals with an average crystal size of ≦10 μm comprising compounds of the formula Ia and/or IIa A process for making said crystals.
6312618 Polar diphenyldiacetylene liquid crystals  
A new class of asymmetric polar diphenyldiacetylene liquid crystal compounds and method for preparation are disclosed. The new class of liquid crystal compounds comprises the basic structure:...
6251301 Ferroelectric liquid crystal devices  
Ferroelectric liquid crystal devices having two spaced cell walls each bearing electrode structures and treated on at least one facing surface with an alignment layer, and a layer of a smectic...
6245256 Chiral swallow-tailed liquid crystals and its fabrication method  
Novel chiral swallow-tailed liquid crystals synthesized from chiral material comprised of alkyl(s)-2-{6-[4-(4'-alkyloxyphenyl)benzoyloxy]-2-naphthyl}p ropionates having a rigid core, a chiral...
6231785 Benzene derivative and its production method  
A method of producing a difluorobenzyl ether derivative (6) ##STR1## ##STR2## in which a benzene derivative (1) is reacted with a base to form carbanion which is in turn reacted with a...
6217948 Polymer film  
A polymer film with a helically twisted molecular structure exhibiting at least two maxima of the selective reflection wavelength. A process of preparing such a polymer film and processes for using...
6210603 Fluorine-substituted benzene derivative, liquid-crystal composition, and liquid-crystal display element  
Liquid crystalline compounds are provided which have an extremely high voltage holding ratio, altered only slightly by change of temperature, and which have a low threshold voltage and a high Δn....
6190576 Liquid crystal compounds, liquid crystal compostions containing the compounds, and liquid crystal display devices made by using the compositions  
The invention is to provide liquid crystalline compounds which have a low viscosity, high negative dielectric anisotropy, high resistivity, and high voltage holding ratio, and are stable against...
6177152 Liquid crystal device and liquid crystal apparatus  
A liquid crystal device having a pair of electrode substrates, and a liquid crystal composition disposed between the substrates. At least one of the substrates is provided with an alignment control...
6174458 Tetracyclic compound having lateral halogen substituent and liquid crystal composition comprising the same  
A tetracyclic compound expressed by the following general formula (1) ##STR1## wherein H 1 to H 12 represent hydrogen atom at least one of which is replaced by a halogen atom, when either H 6 or...
6174457 Compound having alkadienyl group as side chain, and liquid crystal composition using same  
A compound represented by the general formula (1) ##STR1## wherein R 1 is an alkadienyl group having 4 to 10 carbon atoms in which a hydrogen atom may be substituted by a fluorine atom or the...
6168728 Acetylene derivatives, and liquid crystal composition and liquid crystal display device each comprising the same  
The present invention provides new liquid crystalline compounds having a high optical anisotropy value and excellent compatibility with the other liquid crystals, and liquid crystal composition...
6153121 Liquid-crystalline resin composition and precision moldings of the composition  
Disclosed are a liquid-crystalline resin composition comprising (A) from 20 to 99 parts by weight of a liquid-crystalline resin and (B) from 1 to 80 parts by weight of aluminium borate whiskers of...
RE36849 Anisotropic compounds and liquid crystal mixtures therewith  
Anisotropic compounds of the formula (1) specified in claim 1 are suitable, owing to their low Δε/ε⊥ values for liquid crystal displays which have high information densities of for examples up...
6084649 Tristable liquid crystal display device  
A tristable liquid crystal display device comprises (a) first and second opposed substrates, at least one bearing an alignment coating and each bearing at least one electrode so as to define one or...
6061116 Homeotropic sprayed-nematic liquid crystal display device  
6056893 Dopants  
A dopant compound of the formula I R 1 -(A 1 -Z 1 ) n -A 2 -W I in which ##STR1## and R 1 , A 1 , A 2 , Z 1 n, X and R a are as defined in claim 1, and to the use thereof as...
6031015 Dental materials based on liquid crystalline monomers  
A dental material based on polymerizable monomers is described which contains at least one polymerizable monomer which has liquid crystalline properties. Compared with traditional materials, the...
6030546 Trans-olefin compounds, method for production thereof, liquid crystal composition containing the same as active ingredient, and liquid crystal element using said composition  
The present invention relates to trans-olefin compounds represented by the general formula (1) useful as an ingredient of liquid crystal composition, trans-olefin compounds useful as intermediate...
6010642 Azine derivative, process for the preparation thereof, nematic liquid crystal composition and liquid crystal display system comprising same  
Disclosed is to provide an azine derivative as a novel liquid crystal compound, a novel process for the preparation of an asymmetrical azine in a high reaction yield with an extremely small amount...
5993690 Organosilicon compound, liquid crystal composition, and liquid-crystal display element  
An object of the present invention is to provide organosilicon compounds having an excellent miscibility with other liquid crystal materials, low viscosity, and improved threshold voltage; to...
5976408 Acrylonitrile derivative, liquid crystal composition, and liquid crystal display device  
An acrylonitrile derivative expressed by the following general formula I, a composition comprising the derivative and having an improved viscosity and optical anisotropy, and a liquid crystal...
5961881 Liquid crystal composition and liquid crystal display element  
There is provided a liquid crystal composition in particular with a low threshold voltage and a wide range of nematic phase temperature (with high TNI point and low TC), while satisfying various...
5938972 Liquid crystal composition, production thereof, and liquid crystal element made therewith  
Disclosed herein are a liquid crystal composition which has a low viscosity and exhibits a high response speed while keeping the characteristic properties (e.g., orientation and switching...
5928562 Process for controlling cone tilt angle in mixtures of smectic liquid crystal compounds  
A process for controlling the cone tilt angle of a tilted smectic liquid crystal composition comprises the step of combining (a) at least one liquid crystal composition comprising at least one...
5891358 Liquid crystal mixtures and devices  
The invention describes liquid crystal compounds of formula (I) which are suitable for use in liquid crystal devices including those devices which exploit the electroclinic effect, ##STR1## where X...
5868961 Silacyclohexane compound, a method of preparing it and a liquid crystal composition containing it  
A silacyclohexane compound represented by the following general formula (I). ##STR1## In this formula, R denotes a linear-chain alkyl group with 1-10 carbon atoms, a branched-chain alkyl group with...
5866037 Liquid crystal compositions and liquid crystal display elements containing same  
Liquid crystal compositions which can improve the low Δn (refractive index anisotropy) of conventional liquid crystal compositions containing a silacyclohexane compound and which retain a low...
5866036 High tilt ferroelectric liquid crystal compounds and compositions  
Chiral nonracemic molecules which are useful as high tilt, high polarization and/or high birefringence FLC materials or are useful as components of such FLC materials and which have the following...
5866035 Liquid crystal mixture and liquid crystal device comprising the same  
A liquid crystal mixture containing a compound of the formula (1) as an essential component, which has a large birefringence (Δn), an increased upper limit temperature of nematic phase and a...
5858276 DAP mode liquid crystal display device  
A liquid crystal composition for use in a DAP mode liquid crystal display device of a homeotropic structure type contains at least one kind of predetermined tolan derivative. The liquid crystal...
5855812 Compounds and process for controlling cone tilt angle in mixtures of smectic liquid crystal compounds  
A process for controlling the cone tilt angle of a tilted smectic liquid crystal composition comprises the step of combining (a) at least one liquid crystal composition comprising at least one...
5853612 Compound for use in liquid crystal composition, liquid crystal composition comprising the same, and liquid crystal display device using the same  
Novel compounds which increase a response speed of a liquid crystal composition by mixing with a liquid composition are represented by the general formula (I): ##STR1## wherein R represents an...
Matches 1 - 50 out of 271 1 2 3 4 5 6 >