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Class Information
Number: 252/299.01
Name: Compositions > Liquid crystal compositions
Description: Compositions containing a mesormorphic state of matter which is intermediate between a crystalline solid and a normal isotropic liquid; they resemble liquids mechanically (as to viscosity) but crystals optically (light scattering and reflection).


Sub-classes under this class:

Class Number Class Name Patents
252/299.7 Cholesteric liquid crystal composition containing a sterol derivative 147
252/299.3 Containing charge-transfer agents 55
252/299.2 Containing dopant salt 89
252/299.5 Containing nonchiral additive having no specified mesophase 614
252/299.4 Containing nonchiral aligning agents 161
252/299.6 Containing nonsteryl liquid crystalline compound of specified structure 369
252/299.1 Containing pleochroic dye 316


Patents under this class:

Patent Number Title Of Patent Date Issued
7618690 Polymerizable liquid crystal compound, liquid crystal composition, optical anisotropic material and optical element Nov. 17, 2009
7618553 Insulating material for printed circuit board Nov. 17, 2009
7618552 Liquid-crystalline polymer composition, method for producing the same, and molded article using the same Nov. 17, 2009
7615325 Compositions for liquid crystal display Nov. 10, 2009
7615264 Cellulose acylate film, polarizing plate, and liquid crystal display device Nov. 10, 2009
7615263 Method of forming alignment layer for liquid crystal display and liquid crystal display fabricated using the same Nov. 10, 2009
7615261 Method of forming alignment layer in liquid crystal display device Nov. 10, 2009
7615165 Liquid crystal molecule, liquid crystal display and liquid crystal optical spatial modulation device Nov. 10, 2009
7611759 Polarizer, method of manufacturing the polarizer, apparatus for manufacturing the polarizer, and display apparatus having the polarizer Nov. 3, 2009
7608199 Liquid crystal composition and liquid crystal display element Oct. 27, 2009
7604921 Black matrix composition, black matrix prepared using the same, method of forming a black matrix pattern using the same and method of manufacturing a color filter substrate using the same Oct. 20, 2009
7604850 Biaxial liquid crystal electro-optic devices Oct. 20, 2009
7601275 Liquid crystal drop apparatus and method for dropping liquid crystal using the same Oct. 13, 2009
7601274 Shape memory main-chain smectic-C elastomers Oct. 13, 2009
7597945 Polymerizable liquid crystal composition containing fluorine-substituted (meth) acrylate derivatives Oct. 6, 2009
7597942 Polymerisable liquid crystal material Oct. 6, 2009
7597820 Liquid crystal-containing composition, method of producing the same, the liquid crystal display device including the same Oct. 6, 2009
7595099 Method of producing anisotropic optical element Sep. 29, 2009
7588806 Homeotropically aligned liquid crystal film and process for producing the same Sep. 15, 2009
7588805 Transflective liquid crystal panel and method of making the same Sep. 15, 2009
7582336 Method of producing optical element and apparatus for producing optical element Sep. 1, 2009
7582227 Optical film inside a liquid crystal display Sep. 1, 2009
7582078 Medical device employing liquid crystal block copolymers and method of making the same Sep. 1, 2009
7579054 Substrate for flexible displays Aug. 25, 2009
7578950 Liquid crystalline polymer composition Aug. 25, 2009
7578949 Flexible foil moveable by non-mechanical means Aug. 25, 2009
7575788 Polymers for use as alignment layers in liquid crystal devices Aug. 18, 2009
7575787 Liquid crystal composition, liquid crystal display element using the same, and electronic paper including the same Aug. 18, 2009
7575786 Process for producing optical element Aug. 18, 2009
7575696 Liquid crystal composition and anisotropic material Aug. 18, 2009
7572490 Brightness enhancement film for liquid crystal display and manufacturing method thereof Aug. 11, 2009
7572395 Organic species that facilitate charge transfer to or from nanostructures Aug. 11, 2009
7566407 Method of liquid-crystal polymer film production Jul. 28, 2009
7563490 Liquid crystal display device Jul. 21, 2009
7563389 Sensitized photochemical switching for cholesteric liquid crystal displays Jul. 21, 2009
7563388 Crosslinked liquid crystalline polymer, method for the preparation thereof, and articles derived therefrom Jul. 21, 2009
7563387 Hydrophilic stiff main chain type liquid crystalline composition and chiral sensor utilizing the same Jul. 21, 2009
7560146 Polymerizable liquid crystal composition Jul. 14, 2009
7556743 Nanocomposites and methods for synthesis and use thereof Jul. 7, 2009
7553522 LC-mixtures with low frequency dependence for TFT-displays Jun. 30, 2009
7550094 Liquid crystal device Jun. 23, 2009
7550093 Liquid-crystalline polyester and solution composition comprising the same Jun. 23, 2009
7547402 Flexible foil moveable by means of light Jun. 16, 2009
7544308 Dichroic dye and microencapsulated liquid crystal composition thereof Jun. 9, 2009
7541425 Mono-, oligo- and poly(3-alkynylthiophenes) and their use as charge transport materials Jun. 2, 2009
7541073 Alignment film for LCD using photoreactive polymer and LCD comprising the same Jun. 2, 2009
7541072 Liquid crystal electro-optical device Jun. 2, 2009
7540975 Optically compensated birefringence alignment agent, liquid crystal display utilizing the same and fabrication method thereof Jun. 2, 2009
7537811 Liquid crystal display device and manufacturing method therefor May. 26, 2009
7534475 Liquid crystal compound comprising two condensed and substituted rings May. 19, 2009



 
 
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