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Dainippon Ink and Chemicals, Inc. Patents
Assignee:
Dainippon Ink and Chemicals, Inc.
Address:
Tokyo, JP
No. of patents:
478
Patents:


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Patent Number Title Of Patent Date Issued
RE39423 Optical fiber coating composition and method of preparing a cured coating composition December 12, 2006
A curing composition comprising (1) a fluorine-containing curing monomer containing a fluorinated alkyl group having not less than 6 carbon atoms, (2) a fluorine-containing curing monomer containing a fluorinated alkyl group having not more than 5 carbon atoms, and (3) a polyfunctional
RE33853 Pigment paste March 24, 1992
A pigment paste comprising a pigment and as a pigment dispersing agent, a compound having a basic structure represented by the following formula ##STR1## wherein R.sub.1 represents a hydrogen atom or a C.sub.1 -C.sub.4 alkyl group, and R.sub.2 represents a residue of a diol or polyol
D246296 Pallet November 8, 1977
7612151 Moisture-curable polyurethane hot-melt adhesive November 3, 2009
A moisture-curable polyurethane hot-melt adhesive, which includes a urethane prepolymer obtained by a reaction between polyisocyanate and polyols, wherein the polyols contain: long-chain aliphatic polyester polyol (A) represented by a general formula (I); aliphatic polyether polyol (
7537882 Anti-reflective coating composition and production method for pattern using the same May 26, 2009
The object of the present invention is to provide an anti-reflective coating composition having excellent coating properties while maintaining performance as an anti-reflective film. An anti-reflective coating composition comprising at least the following components (A), (B), (C), (D
7514569 Benzimidazolone compound April 7, 2009
A benzimidazolone compound represented by a general formula (1), ##STR00001## (in the formula, each of R.sup.1, R.sup.2, R.sup.3 and R.sup.4 represents independently a hydrogen atom, an alkyl group having 1 to 5 carbon atoms, or an alkoxy group having 1 to 5 carbon atoms).
7514507 Comb-shaped epoxy resin and method for preparing comb-shaped epoxy resin April 7, 2009
The present invention provides a comb-shaped epoxy resin represented by the following formula (1): ##STR00001## in the formula (1), X.sub.1 and X.sub.2 represent a divalent group having a residue selected from xanthene residue, biphenylene residue, hydrogenated bisphenol residue, al
7514138 Hydraulic transfer film and method for producing hydraulic transfer body using the same April 7, 2009
An object of the present invention is to provide a hydraulic transfer film with a transfer layer capable of forming a cured resin layer on a hydraulic transfer body, to provide a hydraulic transfer film capable of forming a clear decorative layer on a curable resin layer, and a hydra
7509271 Color-designating server, color-designating receiving/ordering system, color-designating method, March 24, 2009
Disclosed are a color-designating server which can display a screen for designating color at a user terminal, which can be connected to a network, a color-designating method, and a recording medium. A matchable color database stores data required for determining matchable colors in a
7495058 Water-base coating material February 24, 2009
Disclosed is an aqueous coating agent comprising a water dispersion (C) prepared by dispersing resin particles containing a water-dispersible polyurethane resin (A) and at least one compound selected from a hydrophobic polyester polyol (B-1) and a hydrophobic polyether polyol (B-2) i
7456247 Phenolic resin formed from a difunctional phenol and a divinyl ether November 25, 2008
A phenolic resin, which is the reaction product of a difunctional phenol compound and a divinyl ether having a cycloalkane structure, is provided. The phenolic resin is used to form a difunctional epoxy resin. The resulting epoxy resin features relatively increased molecular weight, and
7449223 Polymerizable liquid crystal composition and optically anisotropic medium November 11, 2008
A polymerizable liquid crystal composition includes a liquid crystal compound having a polymerizable group, wherein the composition includes from 0.1 to 6.0% by weight of a (meth)acrylic copolymer (H), which 1) has a side chain containing a fluorine group, and a side chain containing a
7431794 Process for producing leather-like sheet October 7, 2008
A process for producing a leather-like sheet, wherein a skin-like layer composed of a resin composition (C) is formed on top of a fibrous substrate (E), comprising; heating and melting a moisture-curable polyurethane hot-melt resin composition (C) which contains a hot-melt urethane p
7405026 Liquid crystal composition July 29, 2008
A nematic liquid crystal composition includes at least one of liquid crystal compounds containing a trans-4-trifluoromethoxycyclohexyl group in a backbone, in which the number of an intramolecular cyclohexane ring is 2 to 4; at least one of compounds in which .DELTA..epsilon. is less
7371870 Benzimidazolone compound May 13, 2008
There are provided benzimidazolone compounds that provide a plurality of hues from a single structural formula, and are useful as pigments that offer superior dispersibility in binder resins, as well as benzimidazolone compounds that are useful as pigments, and show minimal flocculat
7365147 Epoxy resin composition, process for producing epoxy resin, novel epoxy resin, novel phenol resi April 29, 2008
In the technical field where a difunctional epoxy resin having increased molecular weight is used to impart flexibility or improving dielectric properties, the present invention has remarkably improved moisture resistance and water resistance when used to produce a cured epoxy resin
7344073 Magnetic recording medium March 18, 2008
The present invention discloses a magnetic recording medium comprised by sequentially layering a magnetic recording layer, intermediate layer and concealment layer on a non-magnetic substrate made from a thermoplastic resin, wherein the surface of the intermediate layer forms a single
7326558 Process for treating spirulina February 5, 2008
The treatment of spirulina by a process which includes placing spirulina that has not been previously heat-sterilized, lactic acid bacteria and sugar in water, then culturing the lactic acid bacteria provides treated spirulina in which the distinctive taste and odor of spirulina are
7319028 Process for producing sporangia of Bacillus popilliae, control agent, and controlling method January 15, 2008
The present invention provides a process for efficiently producing sporangia of Bacillus popilliae containing spores and parasporal bodies having controlling effects on Scarabaeidae insects, and a control agent and controlling method for Scarabaeidae insects obtained by said producti
7295425 Molding for electrolytic capacitor anode element, molding with substratum, production methods th November 13, 2007
The present invention provides a molding having excellent workability and a production method therefore. In addition, the present invention provides a molding with which a capacitor element having excellent electric properties can be obtained, and which has excellent workability that
7294670 Aqueous polyurethane resin dispersion and aqueous adhesive November 13, 2007
An aqueous urethane resin dispersion for bonding can be used in wet lamination and dry lamination and can be reactivated easily at a low temperature of about 50 to 70.degree. C. after drying, and is also superior in coatability, adhesive strength, and heat resistance. The aqueous dis
7268171 Water-based coating composition curable with actinic energy ray, coated metallic material with c September 11, 2007
A radiation curable aqueous coating composition comprises an aqueous resin having a chemically bonded phosphate group and an ethylenic unsaturated double bond, and/or a phosphate compound having an ethylenic unsaturated double bond and an aqueous resin having an ethylenic unsaturated dou
7267835 Sweetener and process for producing the same September 11, 2007
The present invention provides a sweetener which has mild sweetness like sugar while maintaining a high sweetness intensity of a Stevia sweetener and also has a sharp head-taste of sweetness, a sharp after-taste of sweetness, as well as reduction of the bitterness and astringency of
7253228 Method for producing polyurethane emulsion August 7, 2007
The present invention provides a process for producing a polyurethane emulsion, capable of continuously producing a polyurethane emulsion which contains substantially no organic solvent and also has excellent storage stability over time. Disclosed is a process for producing a polyurethan
7235616 Curable resin compositions and process for preparing oligomers containing acrylate groups and su June 26, 2007
A curable resin composition which exhibits excellent hardness of their curing products as well as storage stability is provided, and a simple method to obtain acrylated resins is provided. The composition comprises a curable oligomer which has an acryloyl group and a substituted meth
7232592 Nematic liquid crystal composition containing indane compound June 19, 2007
The present invention provides a nematic liquid crystal composition using a 4,6-difluoroindane-based compound that has a low lower limit temperature (T.sub..fwdarw.N) of the liquid crystal phase, high upper limit temperature (T.sub.N-I) of the liquid crystal phase, and wide liquid cr
7226644 Chroman derivative and liquid-crystal composition containing the compound June 5, 2007
The present invention relates to a liquid crystal compound which has negative dielectric anisotropy and a large absolute value thereof; and a liquid crystal display element which contains the compound as a constituent element and has a negative value of dielectric anisotropy in the v
7223815 Polylactic acid composition containing modifier May 29, 2007
A modifier for a polylactic acid comprising a block polymer (C) having a polymer block (A) satisfying relationship (1): 7.80.ltoreq..sigma./.rho.<8.54 wherein .sigma. represents a solubility parameter value of a polymer block; and .rho. represents a density value of a polymer bl
7211626 Styrenic resin composition May 1, 2007
Surface impact strength in a molded article of an impact-resistant styrene resin composition, and balance between the surface impact strength and the rigidity is improved. Disclosed is a styrene resin composition comprising a styrene copolymer (A), and a block copolymer (B) comprising
7208026 Heat-resistant filter April 24, 2007
To provide a heat resistant filter of which the reduction of tensile strength and folding endurance is small even when used as a filter material for a filter used at high temperatures, failure of the filter material is difficult even when used at high temperatures, and which is capab
7199182 Aqueous resin composition, ink jet recording material and ink jet recording method April 3, 2007
An aqueous resin composition is provided which does not use a high boiling point solvent, and yet displays favorable long term stability and excellent film formation, and does not suffer from problems such as skin generation. The aqueous resin composition comprises a water soluble ma
7198827 Nematic liquid crystal composition and liquid crystal display device using the same April 3, 2007
A nematic liquid crystal composition comprising compounds of the general formulas (I-1) to (I-5) each having naphthalene-2,6-diyl, decahydronaphthalene-2,6-diyl and 1,2,3,4-tetrahydronaphthalene-2,6-diyl, and a liquid display device using the same. This nematic liquid crystal composi
7169882 Molding resin and process for production thereof January 30, 2007
A molding resin formed from a block copolymer comprising polyhydroxycarboxylic acid structural units (I), and polyester structural units (II) derived from a dicarboxylic acid and a diol; wherein the weight ratio (I)/(II) between the polyhydroxycarboxylic acid structural units (I) and
7166673 Water-dispersible polyisocyanate composition, process for its production, water-base curable com January 23, 2007
A water-dispersible polyisocyanate composition comprises a hydrophobic polyisocyanate (A) and a vinyl polymer (B) having a nonionic group and an isocyanate group, in which the hydrophobic polyisocyanate (A) can be dispersed in a water-based medium by the vinyl polymer (B) having a no
7166648 Photoinitiator, novel compound, and photocurable composition January 23, 2007
A photoinitiator is provided which exhibits excellent photosensitivity, yields colorless products, and is usable in thick layer UV curable coating. A novel chemical compound is also provided which is usable for the photoinitator. Photocurable composition is also provided which has th
7153627 Heat-sensitive lithographic printing plate and image forming method December 26, 2006
A negative-working CTP plate which is superior in resolution and printing resistance of the image area of a press plate is provided, which is obtained by forming a latent image on a heat-sensitive layer in a heat-sensitive lithographic printing plate comprising a substrate having a h
7150896 Method of producing a thermosensitive recording medium December 19, 2006
An aqueous resin composition used to form an undercoat layer of a thermosensitive recording medium, comprising a water-repellent filler (A) having a water-repellent surface, which is composed of at least one of an organosilicon compound and an organofluorine compound, and an aqueous
7148181 Thermosensitive recording medium December 12, 2006
An aqueous resin composition used to form an undercoat layer of a thermosensitive recording medium, comprising a water-repellent filler (A) having a water-repellent surface, which is composed of at least one of an organosilicon compound and an organofluorine compound, and an aqueous
7145047 Naphthalene derivative and liquid crystal composition comprising the same December 5, 2006
Disclosed in a novel liquid-crystalline compound which is a naphthalene derivative useful as an electro-optical liquid crystal display material, a liquid crystal composition containing such naphthalene derivatives and a liquid crystal display device comprising the same. The naphthalene
7141642 Process for producing polymerizable polybranched polyester November 28, 2006
The present invention allows the production of a polymerizable hyperbranched polyester by introducing polymerizable unsaturated double bonds into the molecular terminals of a hyperbranched polyester polyol (A), which is obtained by condensation polymerization a polyhydroxy monocarbox
7141627 Epoxy resin composition November 28, 2006
An epoxy resin cured article has a high glass transition temperature and low dissipation factor. An epoxy resin composition from which the cured article can be having excellent solubility in solvents is used to produce the cured articles. A polyester as a curing agent of an epoxy resin
7141625 Water base resin composition November 28, 2006
The present invention provides an aqueous resin composition that can be utilized in a wide variety of fields including paints for vehicles, paints for cans, paints for the outer facings of buildings, adhesives, inks, impregnating agents for fibers and paper, and sealing agents and th
7135504 Ink composition for ultraviolet curable ink-jet recording November 14, 2006
An ink composition for ultraviolet curable ink-jet recording including carbon black, a photopolymerizable compound and a photopolymerization initiator, comprising at least one selected from the group consisting of non-metallic phthalocyanine sulfonic acids, metal phthalocyanine sulfonic
7112290 Liquid crystal composition and liquid crystal display element September 26, 2006
A chiral nematic liquid crystal composition has minimal temperature dependency of the natural pitch and temperature dependency of the wavelength selective reflection and low temperature storage stability thereof is excellent. A chiral nematic liquid crystal composition with a broad l
7108896 Method of increasing helical twisting power, optically active compound, liquid crystal compostio September 19, 2006
A method of increasing helical twisting power (HTP) in an optically active compound used in a liquid crystal material is provided. An optically active compound which exhibits a large HTP value is also provided. Furthermore, a liquid crystal composition which exhibits a high upper tem
7087702 Epoxy resin composition, process for producing epoxy resin, novel epoxy resin, novel phenol resi August 8, 2006
In the technical field where a difunctional epoxy resin having increased molecular weight is used to impart flexibility or improving dielectric properties, the present invention has remarkably improved moisture resistance and water resistance when used to produce a cured epoxy resin
7087423 Process for producing sporangia of Bacillus popilliae August 8, 2006
The present invention provides a process for producing sporangia of Bacillus popilliae containing spores and parasporal bodies in large numbers per unit volume of medium. In a process for producing sporangia of Bacillus popilliae containing spores and parasporal bodies by culturing B
7081256 Quinolinone derivative pharmaceutical compositon and production method therefor July 25, 2006
A quinolinone derivative pharmaceutical composition comprising a quinolinone derivative represented by the structural formula (I): ##STR00001## wherein the quinolinone derivative is in the form of particles, which have an average particle diameter of 0.5 to 10 .mu.m and such a parti
7067179 Fused ring compound June 27, 2006
A novel compound represented by the general formula (I), and a nematic liquid crystal composition incorporating the same. ##STR00001## A compound represented by the general formula (I) can be produced industrially extremely easily, as shown in the examples, displays superior compati
7049369 Styrene resin composition and process for producing the same May 23, 2006
A styrene resin composition is provided which has a high molecular weight enabling a molded product obtained therefrom to have satisfactory strength, has a high melt mass-flow rate, high melt tension, and hence excellent moldability, and is less apt to gel during production, and a pr
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