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Class 428/1.26 - Polyimide


Subclass of Class 428 - Stock material or miscellaneous articles
Definition: Subject matter wherein the alignment layer is an organic
No. of patents: 179
Last issue date: 11/15/2011


1          
NumberTitleIssue Date
8057869Plastic film, gas barrier film, and image display device using the same
A plastic film comprising a multi-layer structure obtained by co-casting film formation or sequential-casting film formation of two or more layers of polyarylate having a glass transition temperature of 250° C. or higher and having a chemical structure represented ...
11/15/2011
8053041Overcoat film composition, color filter substrate, and liquid crystal display element
There has been a need for an overcoat film composition that functions as an overcoat film in terms of high transparency and flatness, and that also functions as an aligning film in terms of liquid crystal molecular alignment. There has also been a need to lower the ...
11/08/2011
79017453,4-dicarboxy-1,2,3,4-tetrahydro-6-t-butyl-1-naphthalene-succinic dianhydride and liquid crystal aligning agent comprising polyimide resin prepared from the dianhydride
3,4-Dicarboxy-1,2,3,4-tetrahydro-6-t-butyl-1-naphthalene-succinic dianhydride is provided. The tetracarboxylic dianhydride is represented by Formula 1, which is described in the specification. Further provided is a liquid crystal aligning agent comprising a polyimid...
03/08/2011
7838092Gas barrier film, substrate film, and organic electroluminescence device
A gas barrier film comprising a gas barrier laminate on a substrate film, in which the gas barrier laminate comprises at least one three-layer unit consisting of a silicon oxynitride layer, a silicon oxide layer, and a silicon oxynitride layer disposed in this order...
11/23/2010
7815982Gas barrier film, substrate film, and organic electroluminescence device
A gas barrier film comprising a gas barrier laminate on a substrate film, in which the gas barrier laminate comprises at least one three-layer unit consisting of a silicon nitride layer, a silicon carbide compound layer, and a silicon nitride layer disposed in this ...
10/19/2010
7815981Gas barrier film, substrate film, and organic electroluminescence device
A gas barrier film comprising a gas barrier laminate on a substrate film, wherein the gas barrier laminate comprises at least one three-layer unit consisting of a silicon nitride layer, a silicon oxynitride layer adjacent to the silicon nitride layer, and a silicon ...
10/19/2010
7815983Gas-barrier film, substrate film, and organic electroluminescent device
A gas-barrier film comprising a gas-barrier laminate on a substrate film, wherein the gas-barrier laminate comprises at least one three-layer unit consisting of a silicon oxinitride layer, an organic interlayer and a silicon oxinitride layer disposed in this order b...
10/19/2010
7790248Active matrix type liquid crystal display apparatus
An active matrix type liquid crystal display apparatus has a pair of substrates, at least one of the substrates being transparent; a liquid crystal layer arranged between the pair of substrates; and electrode structure for generating an electric field having a domin...
09/07/2010
7687118Photocrosslinkable materials
A diamine compound is proposed as well as polymers, copolymers, polyamic acids, polyamic acid esters, or polyimides based on such compound. The compound is represented by one of the general formulae (Ia) and (Ib). It could be shown that such structures, in particula...
03/30/2010
7585551Polyimide resin polymer and alignment film materials containing same for liquid crystal display
The invention relates to a polyimide resin polymer which contains at least one repeating unit selected from those of formula (A-1) and formula (A-2) below as polymerization units, wherein P1, P2, Q
09/08/2009
7524541Material for liquid crystal aligning and liquid crystal displays made by using the same
To provide a liquid crystal aligning agent useful to obtain a liquid crystal alignment film which exhibits a high voltage retention characteristic even under high temperature conditions and which has a low accumulation charge, and a liquid crystal display device whi...
04/28/2009
7498068Liquid-crystal aligning agent, liquid-crystal alignment film comprising the same, and liquid-crystal element
A liquid crystal aligning agent capable of forming a liquid crystal alignment film having favorable electrical characteristics, and excellent in the storage stability and the productivity. ...
03/03/2009
7476424Liquid crystal display device and method for fabricating thereof
A liquid crystal display device has no defects caused by a rubbing process. The liquid crystal display device includes a first substrate, a second substrate, a liquid crystal layer injected between the first substrate and the second substrate, and a liquid crystal a...
01/13/2009
7430033Liquid crystal display device treated by UV irradiation
A liquid crystal display device includes a pair of substrates, a liquid crystal between substrates and alignment layers disposed on the inner surface sides of the substrates. The alignment layer is made from a material including polyamic acid containing a diamine co...
09/30/2008
7396572Alignment layer and liquid crystal display with the same
A liquid crystal display includes; a first and a second display panel facing each other, an alignment layer formed on at least one of the first and the second display panels and including a polyamic acid moieties and a polyimide moieties which form a block copolymer...
07/08/2008
7372511Device for controlling spreading of liquid crystal and method for fabricating an LCD
Device for controlling spreading of liquid crystal including a stage, and variable temperature controlling means in the stage for controlling spreading of the liquid crystal, wherein the variable temperature controlling means is formed of a heating wire, and control...
05/13/2008
7372480Non-lithographic photo-induced patterning of polymers from liquid crystal solvents with spatially modulated director fields
A liquid crystal device comprises a first and second cell wall structure; at least one liquid crystal material disposed within a space between the first and second cell wall structures; and polymer micro-structures, wherein the micro-structures are formed by polymer...
05/13/2008
7365813Color liquid crystal display device
A liquid crystal display apparatus includes at least one polarization plate, a phase difference plate, a pair of oppositely disposed substrates at least one of which is a transparent substrate, a liquid crystal disposed between said pair of substrates, and means for...
04/29/2008
7351454Composition for forming liquid crystal alignment layer of liquid crystal display
The present invention relates to a liquid crystal alignment layer of a liquid crystal display that can minimize drop blemishes of liquid crystal in the ODF process. The present invention provides a composition of a liquid crystal alignment layer comprising a diamine...
04/01/2008
7348045Controlled depth etched dielectric film
A dielectric film for use as a substrate for a flexible circuit comprises a polymer selected from the group consisting of liquid crystal polymers and polyimide copolymers including carboxylic ester structural units in the polymeric backbone. The dielectric film has ...
03/25/2008
7341782Polymer composition containing organic modified layered silicate, film and gas barrier film as well as substrate and image display device using them
A polymer composition includes a polymer having a glass transition temperature of 120° C. to 400° C. as a simple substance of the polymer and an organic modified layered silicate having a decomposition starting temperature of 190° C. to 350° C. and contained in ...
03/11/2008
7303792Diaminobenzene derivative, polyimide precursor and polyimide obtained therefrom, and aligning agent for liquid crystal
The present invention provides a novel diamine which is especially useful as a material for a resin for a liquid crystal alignment film, a polyimide precursor and a polyimide synthesized by using the diamine, and a treating agent for liquid crystal alignment contain...
12/04/2007
7274458Thermoplastic film having metallic nanoparticle coating
The present invention is directed to an article comprising a thermoplastic polymer film and a discontinuous metallic nanoparticle coating, of an average size less than 100 nm, and the process for preparing the same. The coated film may be further stretched or shrunk...
09/25/2007
7251001Liquid crystal display device treated by UV irradiation
A liquid crystal display device includes a pair of substrates, a liquid crystal between substrates and alignment layers disposed on the inner surface sides of the substrates. The alignment layer is made from a material including polyamic acid containing a diamine co...
07/31/2007
7220467Photo-alignment material and liquid crystal display device and its manufacturing method using the same
A photo-alignment material, a liquid crystal display device using the photo-alignment material, and a manufacturing method. The photo-alignment material is a polymer having a photo-reactive ethenyl group on a main chain. When used as a photo-alignment layer, the pho...
05/22/2007
7211303Alignment film and LCD made of the same
An alignment film for avoiding the degradation of the charge holding rate of a LCD, due to ionic impurity of the liquid crystal materials, and the LCD that is made of the same is disclosed herein. The alignment film 10 includes derivatives of polyimide...
05/01/2007
7193030Acid anhydride and polyimide using the same
An acid anhydride of the formula (4), and a polyimide using the acid anhydride, wherein anhydrides are substituted at sites 3 or sites 4, which acid anhydride is obtained...
03/20/2007
7189439Active matrix type liquid crystal display apparatus
An active matrix type liquid crystal display apparatus has a pair of substrates, at least one of the substrates being transparent; a liquid crystal layer arranged between the pair of substrates; and electrode structure for generating an electric field having a domin...
03/13/2007
7169878Diamines, polyimide precursors and polyimides produced by using the diamines, and liquid crystal aligning agents
A diamine compound represented by the formula (1): wherein R1 is a trivalent organic group, each of X1 and X2 is a bivalent organic group, X3 is an alkyl or fluoroalkyl...
01/30/2007
7144607Liquid crystal orientation agents and liquid crystal display device with the use thereof
A polyimide-containing liquid crystal alignment treating agent having a structure of the formula (I) incorporated therein, wherein Q is a single bond or a divalent organic group, R1 to R4 re...
12/05/2006
7132137Vertical alignment polyimide and vertical alignment film compositions for LCD
A vertical alignment polyimide for LCD has the following structure: wherein R1 and R2 are same or different tetravalent aromatic residues or alkyl residues; n is an integer, and 24≧n≧6; ...
11/07/2006
7122226Liquid crystal aligning agent
To provide a liquid crystal aligning agent which can provide a liquid crystal display element having a liquid crystal alignment film provided with alignability for liquid crystal molecules by rubbing without fail and having excellent liquid crystal alignability. The...
10/17/2006
7105211Liquid crystal aligning agent, liquid crystal aligning films, and liquid crystal display devices
A liquid crystal alignment treating agent for optical alignment treatment, whereby it is possible to obtain a liquid crystal alignment film which presents a high and stable tilt angle of liquid crystal and which is excellent in an accumulated charge property by a DC...
09/12/2006
7090925Dielectric films and materials therefor
A material for dielectric films is a polymerizable composition containing an adamantanepolycarboxylic acid represented by following Formula (1): wherein X is a hydrogen atom, a carboxyl group or a hydrocarbon group; and Y1, Y2, Y3
08/15/2006
7090900Liquid crystal aligning agent for vertical alignment, alignment layer for liquid crystal, and liquid crystal displays made by using the same
A liquid crystal alignment treating agent containing a polyamic acid which is represented by the following formula (I) and exhibits a reduced viscosity of from 0.05 to 5.0 dl/g (in N-methyl-2-pyrrolidone at 30° C. at a concentration of 0.5 g/dl) or a polyimide obta...
08/15/2006
7083833Photoalignment materials and liquid crystal display fabricated with such photoalignment materials
An aromatic polyamide photoalignment material prepared by a reaction from a diamine compound with a side branch and a photosensitive dicarboxylic acid. Furthermore, liquid crystal display devices using such photoalignment materials in an alignment film on at least o...
08/01/2006
7083851High refractive index layers
A composition for forming a layer on a substrate includes a polyelectrolyte that is soluble in a polar solvent. The polyelectrolyte includes a plurality of aromatic groups and nitrogen atoms in a main polymer chain and has a refractive index of at least about 1.64 a...
08/01/2006
7081935Liquid crystal display device with alignment layer including a diamine component and treated by UV irradiation
A liquid crystal display device includes a pair of substrates, a liquid crystal between substrates and alignment layers disposed on the inner surface sides of the substrates. The alignment layer is made from a material including polyamic acid containing a diamine co...
07/25/2006
7074344Liquid crystal aligning agent and liquid crystal display element
The present invention provides a liquid crystal aligning agent which provides a liquid crystal alignment film having surface anchoring force and pretilt angle development stability by an optical aligning method. The liquid crystal aligning agent comprises a polymer ...
07/11/2006
7067566TRIAZINE RING BASED POLYMERS FOR PHOTOINDUCED LIQUID CRYSTAL ALIGNMENT, LIQUID CRYSTAL ALIGNMENT LAYER CONTAINING THE SAME, LIQUID CRYSTAL ELEMENT USING THE ALIGNMENT LAYER AND METHOD OF MANUFACTURING THE SAME
Triazine ring based polymers for photoinduced liquid crystal alignment introduces photoactive groups for inducing, reinforcing, improving and preserving liquid crystal alignment, for example photoreactor such as cinnamate, coumarin, chalcone and maleimide, as a chai...
06/27/2006
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