Patent application number | Description | Published |
20080241964 | MATERIAL FOR IMPROVING SENSITIVITY OF MAGNETIC SENSOR AND METHOD THEREOF - The present invention relates to a capture agent member being used in a magnetic sensor to detect the presence or concentration of a target substance in a test solution by detecting the presence or number of the magnetic marker, wherein the capture agent member contains a capture agent for capturing the target substance and a labeling agent serving as a nucleus for the magnetic marker to agglutinate, and wherein the capture agent is labeled with the labeling agent. The present invention relates to a material which improves detection sensitivity of a biosensor using a magnetic sensor while maintaining reactivity and dispersibility. In particular, according to the present invention, there can be provided a material which enables realization of high sensitivity by using a simple magnetic biosensor such as a semiconductor Hall element and a magnetoresistance effect element. | 10-02-2008 |
20080309708 | MIXING APPARATUS, DISPERSION MANUFACTURING APPARATUS AND DISPERSION MANUFACTURING METHOD - A mixing apparatus including a plurality of nozzle groups each formed of nozzles for ejecting the same fluid arranged in group, the nozzles being provided with openings for ejecting fluid, to cause the plurality of nozzle groups to separately eject a plurality of fluids to mix the fluids in areas on the extending lines of the nozzles, wherein the openings of the nozzles forming the nozzle groups are arranged along annular loci and the plurality of nozzle groups are arranged coaxially to each other, a plurality of supplying channels for supplying the plurality of fluids to the nozzle groups corresponding to the plurality of nozzle groups are annular in cross section in the direction perpendicular to the direction in which fluid supplied to the supplying channels flows and arranged coaxially to each other. | 12-18-2008 |
20090000360 | Method for Detecting Target Substance and Target-Substance Detection Kit - The present invention provides a method for detecting a target substance by detecting the presence or concentration of a target substance in a sample solution by bringing the sample solution into contact with a detecting element including a detecting part and a non-detecting part and detecting the presence or number of a magnetic label (magnetic marker) present in the vicinity of the surface of the detecting part and provides a target-substance detection kit. The surface potential ψ | 01-01-2009 |
20090020043 | METHOD FOR MANUFACTURING DISPERSION OF QUINOLINE DERIVATIVE - A method for manufacturing a dispersion of a quinoline derivative that is dispersed at a high concentration and has a small particle size. The method includes the steps of preparing a solution by dissolving an N-arylanthranilic acid derivative in an organosulfonic acid, heating the solution and obtaining a reaction liquid in which a quinoline derivative has been produced by a condensation ring-closing reaction, and obtaining a dispersion of the quinoline derivative by mixing the reaction liquid with an aqueous solution. The step of mixing the reaction liquid with an aqueous solution may be performed in a mixing field having a micro-channel. | 01-22-2009 |
20090025603 | PIGMENT INK COMPOSITION AND COATING MATERIAL - A pigment ink composition has high transparency and good color characteristics such as a high OD that are not inferior to those of dyes, even though pigment particles are used, and also has good weatherability and remaining ability on the coating and printing medium surface that are inherent to pigment particles. The pigment ink composition contains pigment particles including at least needle pigment particles, a dispersant, and a solvent. The needle pigment particles have a needle shape with an aspect ratio of at least 3, an average aspect ratio of at least 5 and at most 7, an average short dimension of at least 20 nm and at most 30 nm, and a distribution of short dimension with a standard deviation of 2.0 nm or less. The needle pigment particles are covered with the dispersant. | 01-29-2009 |
20090148346 | SUBSTRATE WITH BINDING FUNCTIONAL GROUP - A structural member having a binding functional group on a substrate for binding a capturing molecule capable of capturing a target substance, characterized in that the substrate binds to one end of a polymer which includes at the other end those to which the binding functional group is bound and those to which a suppressing functional group for suppressing adsorption of biological molecules to the structural member and that the suppressing functional group is also bound to a side chain of the polymer. | 06-11-2009 |
20090166578 | COMPOSITE PARTICLE AND PRODUCTION METHOD THEREOF - There is provided a method of producing composite particles each comprising a polymer compound and solid particles, the method including: (1) mixing a first liquid containing a monomer and an organic solvent with solid particles to prepare a mixed solution; (2) preparing a second liquid; (3) mixing the mixed solution with the second liquid to form an emulsion; (4) fractionating the first liquid from a dispersoid of the emulsion; and (5) polymerizing the monomer remaining in the dispersoid after the fractionation. Composite particles each comprising solid particles uniformly at a high ratio and having excellent size uniformity and dispersibility can be obtained thereby. | 07-02-2009 |
20090296515 | FLUID MIXING APPARATUS, INTEGRATED FLUID MIXING APPARATUS, AND FLUID MIXING SYSTEM - A fluid mixing apparatus is constituted by a plurality of flow passageways for conveying fluids, respectively, and jet outlets, corresponding to and communicating with the flow passageways, respectively, for jetting the fluids therefrom so that movement directions of the fluids intersect each other to mix the fluids. The jet outlets are provided at a surface of a substrate in which the flow passageways are provided. At least one of the flow passageways communicating with at least one of the jet outlets has a center axis partially shifted from a center axis of at least one of the jet outlets so as to incline a movement direction of a fluid jetted from at least one of the jet outlets with respect to the surface of the substrate. | 12-03-2009 |
20100163777 | MAGNETIC PARTICLES AND PROCESS FOR THEIR PRODUCTION - Magnetic particles containing a magnetic material and a biodegradable polymeric compound; the magnetic particles having average particle diameter in the range of from 10 nm or more to 1,000 nm or less. | 07-01-2010 |
20100234561 | PROCESS FOR PRODUCING FINE PARTICLES - A process for producing fine particles is provided including the steps of (1) preparing a solution having a viscosity of 20 mPa·s or less at 25° C. by using a polymer and a first solvent, (2) mixing the solution with a second solvent to prepare an emulsion and (3) removing the first solvent from the emulsion to obtain fine particles containing the polymer. | 09-16-2010 |
20100330704 | COMPOSITE PARTICLE, METHOD FOR PRODUCING THE SAME, DISPERSION SOLUTION, MAGNETIC BIOSENSING APPARATUS AND MAGNETIC BIOSENSING METHOD - To provide a method for producing composite particles small in particle size, excellent in mono-dispersibility, high in magnetic-substance content per particle, large in saturation magnetization, excellent in dispersion stability and having non-specific adsorption suppressibility. | 12-30-2010 |
20110023749 | COLORED PARTICLES - The present invention relates to colored particles containing a dye and a dispersant, wherein the average particle diameter of the colored particles is 10 nm or more, and 80 nm or less, the solubility index represented by Formula (1) of the dye is 9.20 or more, and the dye content and the dispersant content in the colored particles satisfy the relationship represented by Formula (2). | 02-03-2011 |
20110033947 | METHOD OF DETECTING TARGET SUBSTANCE AND TARGET-SUBSTANCE DETECTION KIT - Provided is a detection method for a target substance capable of enhancing detection sensitivity and quantitative property of a magnetic biosensor, while keeping monodispersity and dispersion stability of magnetic markers, including the steps of: reacting the target substance in a sample solution with a first target substance trapping member immobilized on a sensing element and with a second target substance trapping member immobilized on a gel particle to hold the gel particle on the sensing element; adjusting a magnetic marker precursor including the gel particle and a magnetic material precursor existing in the gel particle by bringing the magnetic material precursor into contact with the gel particle; synthesizing a magnetic material from the magnetic material precursor held on the gel particle, thereby adjusting the magnetic markers; and detecting the magnetic markers with the sensing element. | 02-10-2011 |
20110054094 | COLOR PARTICLES - In color particles containing a dye and a polymer compound, the average particle diameter of the color particles measured by a dynamic light scattering method is 10 to 80 nm, the content of the dye of the color particles is in the range of 60 to 90 percent by mass, and the dye has a solubility index of 7.50 or more in water having a pH of 6.0 to 11.0, the solubility index being represented by the following equation (1): Solubility Index=log(1/Aqueous Solubility of Dye [mol/L]). | 03-03-2011 |
20110136264 | METHOD FOR DETECTING TARGET SUBSTANCE AND TARGET-SUBSTANCE DETECTION KIT - The present invention provides a method for detecting a target substance by detecting the presence or concentration of a target substance in a sample solution by bringing the sample solution into contact with a detecting element including a detecting part and a non-detecting part and detecting the presence or number of a magnetic label (magnetic marker) present in the vicinity of the surface of the detecting part and provides a target-substance detection kit. The surface potential ψ | 06-09-2011 |
20110146533 | METHOD FOR PRODUCING LIQUID COMPOSITION AND PIGMENT PARTICLES AND INK COMPOSITION FOR INK JET RECORDING - A method for producing a liquid composition containing pigment particles is provided including (1) maintaining a mixture of a solvent and pigments of at least two types including a pigment A insoluble in the solvent at a normal temperature and a normal pressure, and a pigment B soluble in the solvent at the normal temperature and the normal pressure, at a temperature exceeding the normal temperature and a pressure exceeding the normal pressure, thereby obtaining a pigment solution in which the pigment A and the pigment B are dissolved; and (2) cooling the pigment solution to a temperature precipitating a deposition of the pigment A or lower, thereby precipitating pigment particles containing the pigment A and the pigment B. | 06-23-2011 |
20110239901 | COLORING PARTICLES - The present invention provides coloring particles containing a dye and a water-insoluble low-molecular-weight dispersant, wherein the average particle size of the coloring particles is 10 nm or more and 80 nm or less; the solubility parameter of the dye in water with a pH of 6.0 to 10.0 is 9.20 or more, the solubility parameter being represented by formula ( | 10-06-2011 |
20120190788 | COLORING PARTICLES - Coloring particles contain a dye and a polymeric dispersant, and particles of the dye are coated on their surface with the polymeric dispersant. The average particle size of the coloring particles is in a range of 10 nm to 80 nm, inclusive, and the dye content is in a range of 60% by mass to 90% by mass, inclusive. The polymeric dispersant is insoluble in water of pH 6.0 to 8.0, inclusive, and the dye has a solubility parameter of equation (1) equal to or larger than 9.20 in water of pH 6.0 to 11.0, inclusive. | 07-26-2012 |
20120252974 | METHOD FOR PRODUCING POLYMER PARTICLES - A method for producing polymer particles includes a preparation step for preparing a first oily liquid containing an oily olefin monomer, a radical polymerization initiator, and an iodine molecule, a synthesis step for obtaining a second oily liquid containing at least an iodine compound produced by a reaction between a radical generated by cleavage of the radical polymerization initiator and the iodine molecule in the first oily liquid, a suspension step for obtaining an oil droplet of the second oily liquid by suspending the second oily liquid in water, and a polymerization step for polymerizing the oily olefin monomer in the oil droplet. | 10-04-2012 |
20120277390 | METHOD FOR PRODUCING POLYMER PARTICLES - A method for producing polymer particles includes a suspension step of suspending a first liquid mixture containing an oily olefin monomer, a radical polymerization initiator, and an iodine molecule in a second liquid mixture containing water and an iodide ion to prepare a suspension containing an oil droplet having the first liquid mixture; a synthesis step of synthesizing an iodine compound by allowing a radical generated by cleavage of the radical polymerization initiator to react with the iodine molecule in the oil droplet; and a polymerization step of polymerizing the oily olefin monomer in the oil droplet. | 11-01-2012 |
20120322965 | METHOD FOR PRODUCING POLYMER PARTICLES - A method for producing polymer particles includes a preparation step for preparing a first oily liquid containing an oily olefin monomer, a radical polymerization initiator, and an iodine molecule; a synthesis step for obtaining a second oily liquid containing at least an iodine compound produced by a reaction between a radical generated by cleavage of the radical polymerization initiator and the iodine molecule in the first oily liquid; a suspension step for obtaining an oil droplet of the second oily liquid by suspending the second oily liquid in an aqueous solution containing an oxidizing agent, an acid, and a dispersant; and a polymerization step for polymerizing the oily olefin monomer in the oil droplet. | 12-20-2012 |
20140114036 | METHOD FOR PRODUCING POLYMER PARTICLES - A method for producing polymer particles includes a suspension step of suspending a first liquid mixture containing an oily olefin monomer and a radical polymerization initiator in a second liquid mixture containing water, an iodide ion, and an iodine molecule, to prepare a suspension in which an oil droplet containing the oily olefin monomer and the radical polymerization initiator is dispersed in the water containing the iodide ion and the iodine molecule, a synthesis step of synthesizing an iodine compound by allowing a radical generated by cleavage of the radical polymerization initiator to react with the iodine molecule in the oil droplet, and a polymerization step of polymerizing the oily olefin monomer in the oil droplet. | 04-24-2014 |
20140323659 | METHOD FOR PRODUCING RESIN COMPOSITION AND RESIN COMPOSITION - A method for producing a resin composition, comprising the step of: subjecting a radical copolymerization of a first radical polymerizable monomer which is free from any crystalline molecular chain, and a second radical polymerizable monomer having a crystalline molecular chain, in the presence of a radical polymerization initiator, wherein the second radical polymerizable monomer is the following compound, and | 10-30-2014 |
20140323673 | METHOD FOR PRODUCING RESIN COMPOSITION AND RESIN COMPOSITION - A method for producing a resin composition, comprising the step of: subjecting a radical copolymerization of a first radical polymerizable monomer which is free from any crystalline molecular chain and a second radical polymerizable monomer having a crystalline molecular chain, in the presence of a radical polymerization initiator,
| 10-30-2014 |