摘要:
The present application relates to a liquid crystal composition, a liquid crystal cell, a liquid crystal film, and methods of preparing the same. As an exemplary liquid crystal composition, according to the present application can provide a liquid crystal layer aligned without a special alignment layer. According to the liquid crystal composition, all of the liquid crystal cell, in which the liquid crystal layer is maintained in a non-polymerized state, and the liquid crystal film prepared by polymerizing the liquid crystal layer can be provided.
摘要:
The instant invention relates to methods of preparing and stabilizing complex multiphase compositions that include distinct phases of water, gel, liquid crystal or oil and perfluoropolyether dispersed in a continuous phase of a silicone fluid. In particular, the present invention relates to a method of preparing a stable multiphase composition comprising the steps of mixing an aqueous solution of a water-soluble polymeric emulsifier, a silicone-based emulsifier and an oleophobic, hydrophobic silicone fluid in amounts effective to form a stable water-in-silicone emulsion; mixing the water-in-silicone emulsion with a hydrophilic gel comprising a homogeneous mixture of water and a sufficient amount of at least one viscosity-enhancing, water-soluble polymer, the emulsion and gel being combined in amounts effective to form a dispersion in which the gel is dispersed in the emulsion; and adding to the dispersion an oil or a thermotropic liquid crystal and a perfluoropolyether in amounts effective to form a stable, multiphase composition comprising a continuous phase of silicone fluid and independent, polydisperse phases of water, gel, oil or liquid crystal and perfluoropolyether.
摘要:
A liquid crystal display panel includes a first base substrate, a wire grid polarizer disposed on the first base substrate, a lyotropic chromonic liquid crystal polarizer disposed on the first base substrate, a second base substrate facing the first base substrate and a liquid crystal layer between the first base substrate and the second base substrate.
摘要:
A liquid crystal alignment agent capable of forming a liquid crystal alignment film having good pre-tilt angle light stability, the liquid crystal alignment film, and a liquid crystal display element having the liquid crystal alignment film are provided. The liquid crystal alignment agent includes a polymer (A), a photosensitive polysiloxane (B), and a solvent (C). The polymer (A) is obtained by reacting a mixture, wherein the mixture includes a tetracarboxylic dianhydride component (a1) and a diamine component (a2). The diamine component (a2) includes a diamine compound (a2-1) represented by formula (1). The photosensitive polysiloxane (B) is obtained by reacting a silane compound (b1-1) containing an epoxy group and a cinnamic acid derivative (b2).
摘要:
Aliphatic dicarboxylate Gemini surfactants and lyotropic liquid crystal compositions formed thereby are disclosed. The Gemini surfactants are capable of robustly forming Q phase morphologies over broad ranges of temperature and concentration.
摘要:
Aliphatic dicarboxylate Gemini surfactants and lyotropic liquid crystal compositions formed thereby are disclosed. The Gemini surfactants are capable of robustly forming Q phase morphologies over broad ranges of temperature and concentration.
摘要:
A process for producing a light-reflective film is disclosed. The process comprises (a) applying a curable liquid crystal composition to a first film having a thickness of d1; (b) drying the applied curable liquid crystal composition to form a cholesteric liquid crystal phase; (c) carrying out a curing reaction of the curable liquid crystal composition and fixing the cholesteric liquid crystal phase to form a lower layer; (d) repeating the set of the steps (a)-(c) three or more times on the lower layer to form a light-reflective multilayer having four or more layers of a fixed cholesteric liquid crystal phase; and (e) transferring the light-reflective multilayer, formed on the first film, onto a second film having a thickness of d2 which is smaller than d1; wherein the first film, fulfilling the condition of formula (1), is used. ( d 1 ) 2 × ( Y 1 ) ( d 3 ) × ( 1 - P 1 ) ≧ 0.0002 ( 1 )
摘要:
Disclosed are a method for producing a liquid crystal polyester-impregnated base material, which includes the following steps of (1) impregnating a sheet-like base material composed of a fiber with a liquid composition containing 15 to 45% by mass of a liquid crystal polyester and 55 to 85% by mass of a solvent (based on 100% by mass in total of the liquid crystal polyester and the solvent); (2) allowing the base material impregnated with the liquid composition to pass through a pair of rolls having a distance which is smaller than the thickness of the base material; and (3) heating the liquid composition-impregnated base material passed through rolls at 140 to 250° C. for 60 to 600 seconds; and a printed circuit board including the liquid crystal polyester-impregnated base material produced by the method as an insulating layer.
摘要:
An exemplary embodiment of the present invention provides an organic electroluminescent device including a substrate, a first electrode, one or more organic material layers, and a second electrode in a sequentially deposited form, wherein a light scattering layer is provided between the substrate and the first electrode, and includes a cholesteric liquid crystal layer including a liquid crystal vertically aligned to the substrate, and a method for fabricating the same.
摘要:
A process for producing a light-reflective film is disclosed. The process comprises (a) applying a curable liquid crystal composition to a first film having a thickness of d1; (b) drying the applied curable liquid crystal composition to form a cholesteric liquid crystal phase; (c) carrying out a curing reaction of the curable liquid crystal composition and fixing the cholesteric liquid crystal phase to form a lower layer; (d) repeating the set of the steps (a)-(c) three or more times on the lower layer to form a light-reflective multilayer having four or more layers of a fixed cholesteric liquid crystal phase; and (e) transferring the light-reflective multilayer, formed on the first film, onto a second film having a thickness of d2 which is smaller than d1; wherein the first film, fulfilling the condition of formula (1), is used. ( d 1 ) 2 × ( Y 1 ) ( d 3 ) × ( 1 - P 1 ) ≧ 0.0002 ( 1 )