Patent classifications
C09K19/3838
RESIN COMPOSITION, SEMI-CURED THERMALLY CONDUCTIVE FILM USING SAME, CIRCUIT BOARD AND ADHESIVE SHEET
A resin composition includes: a curable compound (); a curing agent (); a liquid crystal polymer () that forms a liquid crystal phase at 190 C. or lower; and a filler (). A liquid crystal polymer composition includes: (I) a compound having two or more epoxy groups in the molecule; (II) a curing agent; (III) a liquid crystal polymer that forms a liquid crystal phase at 190 C. or lower; (IV) a thermal conductive filler; and (V) a solvent. A curable resin composition includes: (A) a thermoplastic resin; (B) a curable resin; (C) a curing agent; (D) an elastomer; and (E) an inorganic filler.
Polymer Composition for Use in an Electronic Device
A polymer composition is disclosed that comprises carbon particles, a dielectric filler, and a polymer matrix containing at least one thermotropic liquid crystalline polymer is provided. The polymer composition exhibits a dissipation factor of about 0.02 or less as determined at a frequency of 5 GHz, a dielectric constant of about 8.5 or more as determined at a frequency of 5 GHz.
Anisotropic light absorption film and laminate
An object of the invention is to provide an anisotropic light absorption film having both a high alignment degree and high light resistance, and a laminate provided using the anisotropic light absorption film. An anisotropic light absorption film according to the embodiment of the invention is formed from a composition having a first dichroic azo dye, a second dichroic azo dye, and a compound represented by Formula (I) or a polymer thereof, the first dichroic azo dye has a solution absorption maximum wavelength of 400 nm or greater and less than 550 nm, the second dichroic azo dye has a solution absorption maximum wavelength of 550 nm or greater and 750 nm or less, and the film has an arrangement structure of the first dichroic azo dye or an arrangement structure of the second dichroic azo dye therein.
PHASE DIFFERENCE PLATE, CIRCULARLY POLARIZING PLATE, AND IMAGE DISPLAY DEVICE
A phase difference plate including an optically anisotropic layer obtained by curing a composition (A) containing a polymerizable liquid crystal compound with reverse wavelength dispersion and a polymerizable monomer, wherein the polymerizable liquid crystal compound with reverse wavelength dispersion has a main chain mesogen and a side chain mesogen bonded to the main chain mesogen in the molecule thereof; the main chain mesogen and the side chain mesogen are oriented in different directions, whereby a birefringence n of the optically anisotropic layer has reverse wavelength dispersion property; and retardations of a layer obtained by curing a composition (A0) in which the polymerizable monomer in the composition (A) is replaced by the polymerizable liquid crystal compound with reverse wavelength dispersion and retardations of the optically anisotropic layer satisfy specific relationship; and a circularly polarizing plate and a display device including the same.
POLYMERISABLE LIQUID CRYSTAL MATERIAL AND POLYMERISED LIQUID CRYSTAL FILM
The invention relates to compounds of formula I,
(R.sup.11O).sub.sSi(CH.sub.3).sub.3-s-Sp.sup.11-NR.sup.12-Sp.sup.12-C(OR.sup.13).sub.tH.sub.3-t I
wherein the parameter are defined in claim 1, a method for their preparation, to the use of compounds of formula I as adhesion promotors in polymerisable liquid crystal (LC) material, to a polymer film comprising a polymerised material with improved adhesion to a substrate, to methods for preparing such a polymer film, to a corresponding polymerisable LC material used for the preparation of such a polymer film, and to the use of the polymer film and said polymerisable LC material for optical, electrooptical, decorative or security uses and devices.
Phase difference plate, circularly polarizing plate, and image display device
A phase difference plate including an optically anisotropic layer obtained by curing a composition (A) containing a polymerizable liquid crystal compound with reverse wavelength dispersion and a polymerizable monomer, wherein the polymerizable liquid crystal compound with reverse wavelength dispersion has a main chain mesogen and a side chain mesogen bonded to the main chain mesogen in the molecule thereof; the main chain mesogen and the side chain mesogen are oriented in different directions, whereby a birefringence n of the optically anisotropic layer has reverse wavelength dispersion property; and retardations of a layer obtained by curing a composition (A0) in which the polymerizable monomer in the composition (A) is replaced by the polymerizable liquid crystal compound with reverse wavelength dispersion and retardations of the optically anisotropic layer satisfy specific relationship; and a circularly polarizing plate and a display device including the same.
Liquid crystal display and method of manufacturing the same
A liquid crystal display is provided. The liquid crystal display includes a first substrate; a second substrate facing the first substrate; an alignment layer disposed on at least one of the first substrate and the second substrate; a liquid crystal layer disposed between the first substrate and the second substrate; and a reactive mesogen included in the liquid crystal layer and represented by Chemical Formula 1. ##STR00001##
CIRCULARLY POLARIZED LIGHT SEPARATING FILM AND METHOD FOR PRODUCING SAME
A circularly polarized light separating film including a resin layer containing a polymer of a polymerizable liquid crystal compound, wherein the polymerizable liquid crystal compound contains a main-chain mesogen and a side-chain mesogen bonded to the main-chain mesogen in a molecule of the polymerizable liquid crystal compound, and the polymer has cholesteric regularity.
ANISOTROPIC SCATTERING FILM
An anisotropic scattering film includes a liquid crystal material. The anisotropic scattering film includes a plurality of uniaxial horizontal alignment regions of the liquid crystal material and a plurality of vertical alignment regions of the liquid crystal material.
POLYMERIZABLE COMPOUND, POLYMERIZABLE COMPOSITION, POLYMER, AND OPTICALLY ANISOTROPIC PRODUCT
A compound represented by a formula (IIa) is provided. In formula (IIa), Y.sup.1 to Y.sup.8 represent O, S, OC(O), C(O)O or the like, G.sup.1 and G.sup.2 represent a divalent linear aliphatic group having 1 to 20 carbon atoms or the like, Z.sup.1 and Z.sup.2 represent an alkenyl group having 2 to 10 carbon atoms or the like, A.sup.x represents a group represented by a formula (II), wherein X represents an oxygen atom, a sulfur atom or the like, D represents an alkylene group having 1 to 20 carbon atoms or the like, A.sup.1 represents a trivalent aromatic group or the like, A.sup.2 and A.sup.3 represent a divalent alicyclic hydrocarbon group having 3 to 30 carbon atoms or the like, A.sup.4 and A.sup.5 represent a divalent aromatic group having 4 to 30 carbon atoms or the like, Q.sup.1 represents an alkyl group having 1 to 6 carbon atoms or the like, and m and n are 0 or 1.
##STR00001##