Hitachi, Ltd.

Hitachi Chemical Company, Ltd.

Hitachi Displays, Ltd.

Hitachi Industrial Equipment Systems Co., Ltd.

Panasonic Liquid Crystal Display Co., Ltd.

Hiroyuki Kagawa

Katsumi Kondo

Sukekazu Aratani

Shintaro Takeda

Kotaro Araya

Hiroshi Sasaki

Toyotaka Yuasa

Shigeru Matsuyama

Hisao Yokokura

Kenichi Souma

Kikuo Ono

Masahiro Kawasaki

Shinichi Komura

Ikuo Hiyama

Masahito Oh-e

Yoshiaki Okabe

Yoshiyuki Umeda

Daisuke Kajita

Yoshitaka Takezawa

Makoto Kaji

Shingo Ishihara

Yuka Utsumi

Satoru Amou

Atsushi Kakuta

Yasushi Iwakabe

Kazuhito Masuda

Yasunari Maekawa

Kohhei Aida

Yasuhiko Tada

Hitoshi Oaku

Shingo Tanaka

Takahito Muraki

Jun Nunoshige

Fusao Hojo

Tomokazu Tanase

Makiko Kida

Toshiki Asakura

Keiichiro Ogawa

Hideyuki Nakayama

Kikujiro Ishii

Masaichi Sagawa

Chie Odoi

The purpose of the present invention is to provide a system which, in a product delivery procedure, monitors and manages, more simply and reliably, a deviation from a managed temperature during shipment. To solve the problem, provided is a logistics system, comprising: an information reading and transmitting device which reads an information code which is provided on a product and transmits data which is included in the information code; a server which accumulates, via a communications network, the data which is transmitted from the information reading and transmitting device; and a terminal device which refers to the data which is accumulated in the server via the communications network. The information code is formed from a pattern which changes with an occurrence of a deviation from a specified temperature. The system employs the information code.

Logistics system

The present invention addresses the problem of providing a temperature sensing body capable of sensing both a temperature increase and a temperature decrease, and having an anti-tampering function. In order to solve said problem, this temperature sensing body is characterized by including: a first ink in which a temperature Tfor initiating color disappearance when the temperature rises and a temperature Tfor initiating color development when the temperature falls are different; and a second ink in which a temperature Tfor initiating color disappearance when the temperature rises and a temperature Tfor initiating color development when the temperature falls are different, wherein the temperature Tfor initiating color disappearance, the temperature Tfor initiating color development, the temperature Tfor initiating color disappearance, and the temperature Tfor initiating color development have the relationship, T&#x3c;T&#x3c;T&#x3c;T.

Temperature sensing body

The purpose of the present invention is to provide a temperature traceable indicator capable not only of displaying temperature history, but also adding other additional information. To that end, a temperature traceable indicator according to the present invention is provided with a base material and a temperature indicating laminate disposed on the base material, and is characterized in that the temperature indicating laminate is provided with a coloring layer including a color former, a color developing layer including a color developer for inducing the coloration of the color former, and a barrier layer disposed between the coloring layer and color developing layer, and the barrier layer includes a barrier agent that is immiscible with the color developer, is frozen at a first temperature, and melts beyond a second temperature so as to allow the color developer to become diffused in the coloring layer so that color is produced.

Temperature traceable indicator and method for manufacturing same

The present invention provides a method for forming a polymer by using a mixture containing a polymerization initiator which is an adduct of a boron compound and a first unsaturated hydrocarbon compound, and a second unsaturated hydrocarbon compound, generating a radical by oxidization of the polymerization initiator and adding the radical to the second unsaturated hydrocarbon compound, thereby forming the polymer. According to the present invention, excellent controllability of alkylboranes for radical polymerization can be maintained and the structure of a polymerization initiation terminal can be freely selected and controlled. Thus, a terminal-modified polymer having functionality imparted to the terminal group can be prepared. In addition, a polymerization initiator having a plurality of polymerization starting points can be prepared, and polymers with special structures including multibranched polymers, grafted-type (comb-type) polymers and brush-shaped polymers can be prepared.

Method for forming polymer using boron compound, polymerization initiator and the polymer

A composite particle is constituted to include: an aluminum nitride particle; a first coating layer that contains &#x3b1;-alumina and coats at least a part of a region of a surface of the aluminum nitride particle; and a second coating layer that contains organic matter and coats a region other than the first coating layer of the surface of the aluminum nitride particle.

Composite particle, method for producing the same, and resin composition

The present invention provides an organic-inorganic composite material having excellent thermal stability, electrical insulation and adhesiveness. The organic-inorganic composite material includes a resin composed of a triazine ring and obtained by thermally curing a varnish containing a mixture of a layered clay mineral (clay) subjected to interlayer modification with a curing catalyst for a cyanate ester compound and a cyanate ester compound, wherein the amount of the clay is from 0.1 to 12 wt % of the amount of the cyanate ester compound. The invention also provides a varnish which gives the organic-inorganic composite material, and an electrical device and a semiconductor device, each of which includes the organic-inorganic composite material.

Organic-inorganic composite materials containing triazine rings and electrical devices using the same

An organic light-emitting display device is provided that has prolonged service life, lowered wiring resistance that can lower power consumption, and that is easy to manufacture. In a first embodiment, a moisture capturing layer is provided between an upper electrode and a lower electrode. A second embodiment includes a metal substrate, an organic light-emitting element on the substrate and an upper transparent electrode connected to the substrate through a contact hole. In a third embodiment, a method is provided for forming a first organic compound including a light-emitting layer, heating the first organic compound in vacuo, and forming a second organic compound.

Organic light-emitting element, method for manufacturing the organic light-emitting element, apparatus for manufacturing the organic light-emitting element, and organic light-emitting device using the organic light-emitting element

A recyclable epoxy resin composition using a plant biomass in a resin skeleton and a cured material of the epoxy resin composition, and various types of products using them are provided. The epoxy resin composition comprises an epoxy resin; and a curing agent, wherein the curing agent is a biomass-derived acid anhydride having an acid anhydride bonded via an ester linkage to a biomass with a weight-average molecular weight of 300 to 5000.

Biomass-derived epoxy resin composition

Provided is an electro-optical device which allows high-speed response and has high luminance and contrast. The electro-optical device includes: a plurality of substrates opposed to each other; a medium layer sandwiched between the substrates; electrode groups formed on opposed surfaces of the substrates, for applying an electric field to the medium layer, the electrode groups having a portion in which the electrode groups have an interdigit shape and are arranged substantially parallel; and a pair of polarizing plates which are arranged so that absorption axes thereof are substantially orthogonal to each other with the medium layer sandwiched therebetween, in which the medium layer includes a medium substantially having optical-isotropy with absence of an electric field and exhibiting optical-anisotropy with an applied electric field, the electrode groups include transparent electrodes, and the optical-anisotropy is imparted near the respective electrodes in a direction normal to the substrates by the electrode groups.

Electro-optical device and display device with interdigital electrode portions on at least first and second substrates which are non-overlapping in a direction normal to the substrates

There is disclosed a biomass-derived epoxy compound as an epoxidized product of a raw-material biomass-derived compound having a weight-average molecular weight of 300 to 10000. The biomass-derived epoxy compound has a weight-average molecular weight of 600 to 20000 and is soluble in an organic solvent for the preparation of a varnish. The epoxy compound is prepared by dissolving the raw-material biomass-derived compound in an aqueous alkali solution; adding epichlorohydrin to the solution and heating the mixture; and evaporating epichlorohydrin from the heated mixture and precipitating a biomass-derived epoxy compound, in which the aqueous alkali solution has a pH of 13.5 to 11.0. The biomass-derived epoxy compound has both high solubility in organic solvents and satisfactory heat resistance and can be manufactured in a high yield on the basis of the raw material through a less number of processes.

Biomass-derived epoxy compound and manufacturing method thereof

Disclosed herein is a liquid-crystal display device capable of reducing leakage of light under a black state due to scattering from a liquid-crystal layer, and having high-contrast ratio, excellent image quality performance. The liquid-crystal display device comprises: a liquid-crystal panel including one pair of polarizers disposed on one pair of substrates, a liquid-crystal layer held in sandwiched form between the pair of substrates, and a group of electrodes formed on at least one of the pair of substrates for applying an electric field to the liquid-crystal layer; and a light source unit disposed outside the pair of substrates. The liquid-crystal layer includes a liquid-crystal material having an ordinary-light refractive index of at least 1.46, but up to 1.49, an extraordinary-light refractive index of at least 1.54, but up to 1.59, and a mean photoelastic constant of at least 8, but up to 25, and exhibiting a nematic phase.

Liquid-crystal display device

A liquid crystal display device having a pair of substrates, a liquid crystal layer filled between the pair of substrates and a plurality of pixel electrodes and common electrodes formed on one of the pair of substrates for supplying an electric field to the liquid crystal layer. The liquid crystal display device is configured so that a response time between a lowest brightness level and a highest brightness level is less than 16.7 ms, and the liquid crystal layer contains a range of 40% or more weight percentage to 100% or less weight percentage of a constituent component with a dielectric anisotropy of &#x394;&#x3b5;&#x2266;1.

Liquid crystal display devices

A reflection-type liquid crystal display device, having a pair of substrates, at least one of which is transparent, a liquid crystal layer sandwiched between the pair of substrates, a light reflector section provided between the liquid crystal layer and one of the pair of substrates, and a polymeric medium layer with fine silver particles precipitated on the surface, as formed at the light reflector section. The reflection-type liquid crystal display is produced by the steps of: applying a mixture containing monovalent silver and a photosensitive polymeric medium; exposing the mixture to light, thereby photolithographically forming a light reflector layer of desired pattern; heating the light reflector layer under a predetermined temperature condition, thereby precipitating fine silver particles on the surface of the light reflector layer; and confronting a transparent substrate with the light reflector layer-formed substrate, and sandwiching a liquid crystal layer between the substrates.

Reflection-type, liquid crystal display device and process for producing the same

In an active matrix type liquid crystal display device using a liquid crystal of negative dielectric anisotropy, low voltage driving and high quality display are made compatible. A liquid crystal display device has: a pair of substrates ; a liquid crystal layer ; a common electrode , a pixel electrode , a signal electrode , and an active element arranged on the substrate so that an electric field parallel to the plane of the substrate is generated by applying a voltage; alignment film formed on the substrate ; and a polarizer ; wherein the liquid crystal of negative dielectric anisotropy containing liquid crystal molecule having dicyanobenzene structure in its molecule structure is used. Within the allowable range, in which the display quality of images of the liquid crystal display device is not lowered, the voltage holding rate is maintained, and low voltage driving becomes possible.

Liquid crystal display device

Realizing low driving voltage, high contrast, and high response speed in an active matrix type liquid crystal display device of the in-plane switching mode type. The construction of the liquid crystal display device according to the present invention comprises a pair of substrates whose spacing is determined by spacers placed in a non-displaying region, a liquid crystal layer filled in the space between said pair of substrates, a set of electrodes formed on the surface of one of the substrates of said pair of substrates for applying an electric field to said liquid crystal layer, and a pair of optical polarizers placed so that they enclose said liquid crystal layer and with their axes of polarization almost at right angles to each other, with the liquid crystal layer containing 40% or more weight percentage or 100% or less weight percentage of a constituent component with a dielectric anisotropy of &Dgr;&isin;&lE;1, the directions of controlled orientation of liquid crystal molecules at the two surfaces between said liquid crystal layer and said pair of substrates being almost parallel, and with the axis of polarization of one of the polarizers being almost aligned with the direction of controlled orientation of liquid crystal molecules at said surfaces.

Growing community of inventors

Hitachinaka, Japan

Hiroyuki Kagawa