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Kazuyuki Hanada, Tokyo JP

Kazuyuki Hanada, Tokyo JP

Patent application numberDescriptionPublished
20120231184POLYSILOXANE-MODIFIED POLYHYDROXY POLYURETHANE RESIN, METHOD FOR PRODUCING SAME, HEAT-SENSITIVE RECORDING MATERIAL USING THE RESIN, IMITATION LEATHER, THERMOPLASTIC POLYOLEFIN RESIN SKIN MATERIAL, MATERIAL FOR WEATHER STRIP, AND WEATHER STRIP - Disclosed are a polysiloxane-modified polyhydroxy polyurethane resin characterized by being derived from a reaction between a 5-membered cyclic carbonate polysiloxane compound represented by the below-described formula (1) and an amine compound, and its production process; and a resin composition, thermal recording medium, imitation leather, thermoplastic polyolefin resin skin material, weather strip material, and weather strip, all of which make use of the resin.09-13-2012
20120232289FIVE-MEMBERED CYCLOCARBONATE POLYSILOXANE COMPOUND AND PROCESS FOR PREPARATION OF SAME - A 5-membered cyclic carbonate polysiloxane compound is represented by the below-described formula (1), and is produced by a process that reacts an epoxy-modified polysiloxane compound with carbon dioxide.09-13-2012
20120237701POLYSILOXANE-MODIFIED POLYHYDROXY POLYURETHANE RESIN, METHOD FOR PRODUCING SAME, HEAT-SENSITIVE RECORDING MATERIAL USING THE RESIN, IMITATION LEATHER, THERMOPLASTIC POLYOLEFIN RESIN SKIN MATERIAL, MATERIAL FOR WEATHER STRIP, AND WEATHER STRIP - Disclosed are a polysiloxane-modified polyhydroxy polyurethane resin derived from a reaction between a 5-membered cyclic carbonate compound and an amine-modified polysiloxane compound, and its production process; and a resin composition, thermal recording medium, imitation leather, thermoplastic polyolefin resin skin material, weather strip material, and weather strip, all of which make use of the resin.09-20-2012
20130095715SELF-CROSSLINKABLE POLYHYDROXY POLYURETHANE RESIN, RESINACEOUS MATERIAL THAT CONTAINS THE RESIN, PROCESS FOR PRODUCTION OF THE RESIN, AND IMITATION LEATHER, SURFACING MATERIAL AND WEATHERSTRIP MATERIAL, USING THE RESIN - Provided are a self-crosslinking polyhydroxy polyurethane resin derived from a reaction of a 5-membered cyclic carbonate compound and an amine compound and having masked isocyanate groups in its structure; a process for producing the resin; an imitation leather composed of a base fabric and a resin composition composed of the resin as its principal component and impregnated in or laminated on the base fabric; as kin material made of a thermoplastic polyolefin resin, said skin material including a thermoplastic polyolefin resin sheet and a top coat layer formed directly or via a primer layer on the sheet, wherein the top coat layer has been formed with a resin composition composed of the resin as its principal component; and a weather strip material composed, as its principal components, of the resin and a specific diorganopolysiloxane and/or a silicone oil.04-18-2013
20130171896SELF-CROSSLINKING POLYSILOXANE-MODIFIED POLYHYDROXY POLYURETHANE RESIN, RESIN MATERIAL CONTAINING SAME, METHOD FOR PRODUCING SAME, ARTIFICIAL LEATHER COMPRISING SAME, AND THERMOPLASTIC POLYOLEFIN SKIN MATERIAL COMPRISING SAME - Provided are a self-crosslinking polysiloxane-modified polyhydroxy polyurethane resin derived from a reaction of a 5-membered cyclic carbonate polysiloxane compound represented by the following formula (1) and an amine compound and having polysiloxane segments and masked isocyanate groups in its structure:07-04-2013
20130323491COATING COMPOSITION FOR FORMING GAS BARRIER LAYER, GAS BARRIER FILM, AND METHOD FOR PRODUCING GAS BARRIER FILM - Provided are a coating composition for forming a gas barrier layer as configured such that a specific compound having two or more 5-membered cyclic carbonate groups and a compound having two or more amino groups are reactable at an equivalent ratio of functional groups of 0.8 to 1.25 to form the gas barrier layer with a polyhydroxyurethane resin as a principal component; a gas barrier film formed of a single layer or multiple layers, at least one of the layer or layers that forms or form the film is a layer that exhibits gas barrier properties, and the layer is formed of a polyhydroxyurethane resin having a specific chemical structure; and a production method of a film having gas barrier properties. Owing to the use of the specific polyhydroxyurethane resin, the coating composition, gas barrier film and production method readily enable to reduce moisture-dependent variations in gas barrier properties, to avoid the production of noxious fumes upon incineration disposal, to provide excellent processability, and to lower the pollutant load on the environment.12-05-2013
20140024274SELF-CROSSLINKABLE POLYSILOXANE-MODIFIED POLYHYDROXY POLYURETHANE RESIN, PROCESS FOR PRODUCING SAID RESIN, RESIN MATERIAL COMPRISING SAID RESIN, AND ARTIFICIAL LEATHER PRODUCED UTILIZING SAID RESIN - A problem is to provide, in the field of polyhydroxy polyurethane resins the development of applications of which has not moved ahead by conventional technologies, a self-crosslinking polyhydroxy polyurethane resin, which enables to provide products, such as imitation leathers, excellent in abrasion resistance, chemical resistance, heat resistance and the like, and moreover, which is useful from the view point of a reduction in greenhouse gas, contains carbon dioxide incorporated and fixed therein, and is responsive to environmental conservation. Provided are a self-crosslinking, polysiloxane-modified, polyhydroxy polyurethane resin having masked isocyanate groups in a structure of a polysiloxane-modified, polyhydroxy polyurethane resin derived from a reaction of a 01-23-2014
20140030526POLYHYDROXYURETHANE MICROPARTICLES, AND PROCESS FOR PRODUCING SAME - A problem is to provide polyhydroxyurethane microparticles, which have a narrow particle size distribution and are applicable to a wide range of use. Provided are polyhydroxyurethane microparticles which are spherical polymer microparticles having particle sizes of 0.1 μm to 300 μm. A polymer that makes up the polymer microparticles has in a structure thereof chemical structure units represented by the following formula (1) and/or chemical structure units represented by the following formula (2). In the chemical structure units (1) and (2), —O—CO— bonds have been derived from carbon dioxide.01-30-2014
20140235916METHOD FOR REMOVING RADIOACTIVE CESIUM, HYDROPHILIC RESIN COMPOSITION FOR REMOVAL OF RADIOACTIVE CESIUM, METHOD FOR REMOVING RADIOACTIVE IODINE AND RADIOACTIVE CESIUM, AND HYDROPHILIC RESIN COMPOSITION FOR REMOVAL OF RADIOACTIVE IODINE AND RADIOACTIVE CESIUM - A method for removing radioactive cesium and/or iodine from a radioactive substance in liquid and/or a solid matter using a hydrophilic resin composition comprising a hydrophilic resin and a metal ferrocyanide compound, wherein the hydrophilic resin includes at least one hydrophilic resin selected from the group consisting of a hydrophilic polyurethane resin, a hydrophilic polyurea resin, and a hydrophilic polyurethane-polyurea resin each having at least a hydrophilic segment, and a metal ferrocyanide compound is dispersed in the hydrophilic resin composition in a ratio of at least 1 to 200 mass parts relative to 100 mass parts of the hydrophilic resin.08-21-2014
20140288346METHOD FOR REMOVING RADIOACTIVE CESIUM, HYDROPHILIC RESIN COMPOSITION FOR REMOVING RADIOACTIVE CESIUM, METHOD FOR REMOVING RADIOACTIVE IODINE AND RADIOACTIVE CESIUM, AND HYDROPHILIC RESIN COMPOSITION FOR REMOVING RADIOACTIVE IODINE AND RADIOACTIVE CESIUM - The present invention intends to provide a method for removing radioactive cesium, or radioactive iodine and radioactive cesium that is simple and low-cost, further does not require an energy source such as electricity, moreover can take in and stably immobilize the removed radioactive substances within a solid, and can reduce the volume of radioactive waste as necessary, and to provide a hydrophilic resin composition using for the method for removing radioactive cesium, or radioactive iodine and radioactive cesium, and the object of the present invention is achieved by using a hydrophilic resin composition containing: at least one hydrophilic resin selected from the group consisting of a hydrophilic polyurethane resin, a hydrophilic polyurea resin, and a hydrophilic polyurethane-polyurea resin each having at least a hydrophilic segment; and a zeolite dispersed therein in a ratio of at least 1 to 200 mass parts relative to 100 mass parts of the hydrophilic resin.09-25-2014
20140364027POLYSILOXANE-MODIFIED POLYHYDROXY POLYURETHANE RESIN, METHOD FOR PRODUCING SAME, HEAT-SENSITIVE RECORDING MATERIAL USING THE RESIN, IMITATION LEATHER, THERMOPLASTIC POLYOLEFIN RESIN SKIN MATERIAL, MATERIAL FOR WEATHER STRIP, AND WEATHER STRIP - Disclosed are a polysiloxane-modified polyhydroxy polyurethane resin characterized by being derived from a reaction between a 5-membered cyclic carbonate polysiloxane compound represented by the below-described formula (1) and an amine compound, and its production process; and a resin composition, thermal recording medium, imitation leather, thermoplastic polyolefin resin skin material, weather strip material, and weather strip, all of which make use of the resin.12-11-2014

Patent applications by Kazuyuki Hanada, Tokyo JP

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