Seiko Epson Corporation

Koichi Terao

Yuji Shinohara

Koji Horiba

Takashi Shinohara

Harunobu Komatsu

Soichi Yamazaki

Nikako Tsukiji

Hiroshi Ito

Toshihiro Otake

Mami Tojino

Hiroyuki Onishi

Takumi Seki

Masahiro Hanmura

Hajime Mizutani

Teruaki Kaieda

Tsuyoshi Obikawa

Etsuo Okaue

Hajime Kakishita

Tomoko Sasabayashi

Keipin Cho

An ink jet composition of the present disclosure includes water; a polyester resin having sulfo groups; and a colorant, the colorant is contained in particles formed from a material containing the polyester resin, and the particles have an average particle diameter of 100 nm or less and are contained in the ink jet composition at a content rate of 15 percent by mass or more.

Ink jet composition and ink jet recording method

An ink jet composition of the present disclosure includes: water; a polyester resin having sulfo groups; a colorant; and a high molecular weight dispersant having anionic groups, the colorant is contained in particles formed from a material containing the polyester resin, and a rate X1 [percent on molar basis] of the sulfo groups to all constituent monomers of the polyester resin is lower than a rate X2 [percent on molar basis] of the anionic groups to all constituent monomers of the high molecular weight dispersant.

A dispersion liquid includes water, a coloring material, a dispersion resin that disperses the coloring material, and a compound having s sulfonate group and a polymerizable group. The dispersion resin has a constituent unit A containing a hydrophobic monomer and a constituent unit B containing a monomer having a sulfonate group. The weight-average molecular weight of the dispersion resin is 5,000 to 100,000, and the molecular weight of the compound is 300 or less.

Dispersion liquid, ink composition for ink jet recording, and dispersion resin

A dispersion liquid includes water, a coloring material, and a dispersing resin which disperses the coloring material, in which the dispersing resin has a predetermined constituent unit A, a predetermined constituent unit B, and a predetermined constituent unit C.

Dispersion liquid, ink composition for ink jet recording, and dispersing resin

An ink jet composition of the present disclosure includes: water; a polyester resin having sulfo groups; and a colorant, the colorant is contained in particles formed from a material containing the polyester resin, and the sulfo groups have a high abundance ratio at a surface of each of the particles as compared to that at a center thereof.

A dispersion contains: a water-insoluble colorant; and acrylic resin particles, where: the acrylic resin particles contain, as a monomer unit, 20 mol % or more of an acrylic blocked isocyanate group based on a total amount of the acrylic resin particles; and the acrylic resin particles have a weight-average molecular weight of 1,000 or more and 1,000,000 or less.

Dispersion, ink composition for ink jet recording, and ink jet recording method

A liquid crystal device includes an element substrate, a counter substrate, a liquid crystal disposed between the substrates, a sealing material disposed in the spacing between the element substrate and the counter substrate and sealing the liquid crystal, a gas barrier layer disposed outside of the sealing material to cover the outside of the spacing and having a portion located in the spacing, and an gap region defined in at least a portion of the space between the sealing material and the gas barrier layer.

Electro-optical device and electronic apparatus

In a blue-color liquid crystal panel out of a plurality of liquid crystal panels used in a projection type display apparatus, an integral value obtained by integrating absorbance of the liquid crystal layer thereof in a wavelength range from 300 nm to 350 nm is smaller in comparison with those of the other liquid crystal panels (a red-color liquid crystal panel and a green-color liquid crystal panel). In addition, the absorption end on the long wavelength side of the liquid crystal layer of the blue-color liquid crystal panel is positioned on the short wavelength side in comparison with the liquid crystal layers of the red-color liquid crystal panel and the green-color liquid crystal panel.

Projection type display apparatus and optical unit

An oblique vapor deposition substrate having an oblique vapor deposition layer formed thereon is provided, wherein a plurality of pixel sections is arranged in a matrix of intersected straight lines of two directions with each pixel section being spaced apart from each other, and has been relatively rotated in a plane of the oblique vapor deposition substrate taking into consideration the distribution of the vapor deposition directions in the oblique vapor deposition layer.

Oblique vapor deposition substrate, liquid crystal device, method for manufacturing liquid crystal device, and projection display device

A liquid crystal projector includes a light modulating device, a cooling device, a dehumidification device, and a housing. The light modulating device forms an optical image by modulating light flux emitted from a light source based on image information. The cooling device cools air to be supplied to the light modulating device. The dehumidification device dehumidifies and dries air to be supplied to the corresponding cooling device. The housing includes a cooling medium flow path for circulating air among the light modulating device, the cooling device, and the dehumidification device. The cooling device includes a thermoelectric conversion material interposed between a pair of heat transmission plates arranged to face each other.

Liquid crystal projector

A liquid crystal apparatus includes: a liquid crystal panel having a pair of substrates and including a display area; and a case body having an opening in an area corresponding to the display area of the liquid crystal panel and being attached to the liquid crystal panel, in which the case body includes: a plurality of panel-shaped members having a laminated structure including a clearance in the direction of the thickness of the liquid crystal panel, openings provided at portions on the side of one side of the liquid crystal panel and on the side of the other side thereof opposing the one side corresponding to the clearance, a diaphragm formed in the clearance of the plurality of panel-shaped members from the side of the one side toward the side of the other side.

Liquid crystal apparatus, projection apparatus and electronic equipment

The object of the present invention is to provide a composition for conductive materials from which a conductive layer having a high carrier transport ability can be made, a conductive material formed of the composition and having a high carrier transport ability, a conductive layer formed using the conductive material as a main material, an electronic device provided with the conductive layer and having high reliability, and electronic equipment provided with the electronic device. The composition for conductive materials of the present invention comprising a compound represented by the following general formula (A1): wherein eight Rs may be the same or different and each independently represents a hydrogen atom, a methyl group or an ethyl group, Y represents a group containing at least one substituted or unsubstituted aromatic hydrocarbon ring or substituted or unsubstituted heterocycle, and X, X, Xand Xmay be the same or different and each independently represents a substituent represented by the following general formula (A2): wherein n is an integer of 2 to 8 and Zrepresents a hydrogen atom or a methyl group. 

Composition for conductive materials comprising tetra acrylate functionalised arylamines, conductive material and layer, electronic device and equipment

A liquid crystal device including: a first partition wall which is disposed on the first substrate at the second substrate side, is adjacent to the liquid crystal at one wall surface, is adjacent to the seal material at the other wall surface, and is disposed along the outer circumference of the display region; a second partition wall which is disposed on the first substrate at the second substrate side, has a wall surface facing the wall surface of the first partition wall adjacent to the seal material, and is disposed along the outer circumference of the first partition wall; and a connection portion which is disposed on the first substrate at the second substrate side with a height lower than that of the first partition wall and the second partition wall, and is disposed so as to connect the wall surface of the first partition wall adjacent to the seal material and the wall surface of the second partition wall facing the wall surface.

Liquid crystal device and electronic apparatus

A composition for conductive materials comprises a compound represented by the following general formula (A1): wherein: wherein nis an integer of from 2 to 8.

Composition for conductive layers in electronic devices

The object of the present invention is to provide a method of manufacturing a semiconductor element which can produce a semiconductor element provided with a semiconductor layer having a high carrier transport ability, a semiconductor element manufactured by the semiconductor element manufacturing method, an electronic device provided with the semiconductor element, and electronic equipment having a high reliability. In order to achieve the object, the present invention is directed to a method of manufacturing a semiconductor element having an anode, a cathode, and a hole transport layer provided between the anode and the cathode, the method comprising steps of: a first step for forming layers mainly comprised of a hole transport material having polymerizable groups X on the side of one surface of the anode and on the side of one surface of the cathode, respectively, and a second step for obtaining the hole transport layer by integrating the two layers together by polymerizing the hole transport materials via a polymerization reaction through their polymerizable groups in a state that the layer on the side of the anode and the layer on the side of the cathode are made contact with each other.

Growing community of inventors

Suwa, Japan

Koichi Terao