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Hideyuki Higashimura, Ibaraki JP

Hideyuki Higashimura, Ibaraki JP

Patent application numberDescriptionPublished
20080219916Peroxide Decomposition Catalyst - An object of the present invention is to provide a catalyst which decomposes a peroxide effectively and economically under a high temperature while suppressing generation of free radicals, and the present invention provides a peroxide decomposition catalyst containing a base metal atom, wherein a value A indicating a free radical generation amount represented by the (equation 1) is not more than 0.20, and a value B indicating a reaction rate represented by the (equation 2), which can be easily applied to utility such as an agent for preventing deterioration of a polymer electrolyte-type fuel cell and a water electrolysis apparatus, and an antioxidant for medicaments, agrochemicals and foods.09-11-2008
20090011929MULTINUCLEAR COMPLEX AND POLYMER THEREOF - To provide a multinuclear complex including at least one ligand L satisfying the following requirements (i) r (ii) and (iii), and a plurality of metal atoms in a molecule: 01-08-2009
20090018309Method for Producing Aromatic Compound Polymer - A method for producing an aromatic compound polymer comprising oxidatively polymerizing one or more of aromatic compound(s) having two or more hydrogen atoms directly connected to aromatic ring(s), in the presence of an oxidizing agent, wherein the method employs a catalyst composed of a transition metal complex or a catalyst prepared from a transition metal complex and an activating agent, and said catalyst has a parameter P defined by the following formula (A) of 0.50 or more, and a parameter Eo defined by the following formula (B) of 0.50 [V] or more:01-15-2009
20090036687MULTINUCLEAR COMPLEX AND CONDENSATION PRODUCT THEREOF - A multinuclear complex comprising a plurality of metal atoms and a ligand L coordinating to the metal atoms, and satisfying the following conditions (i), (ii), (iii) and (iv):02-05-2009
20090062110METAL COMPLEX AND USE THEREOF - A polynuclear metal complex having in each molecule not only at least one large cyclic ligand having 5 to 15 coordinating atoms but also multiple metal atoms is subjected to any of heating treatment, radiation exposure treatment and electric discharge treatment, thereby providing a polynuclear metal complex exhibiting a ratio of weight loss by the treatment of 5 to 90 wt. % and a carbon content after the treatment of 5 wt. % or more.03-05-2009
20090105445Aromatic Polymer and Producing Method Thereof - An aromatic polymer, containing a repeating unit represented by Formula (I), and having properties (A1) and (B1):04-23-2009
20090306368POLYNUCLEAR COMPLEX - A polynuclear complex having two or more metal atoms and/or metal ions per one ligand of the general formula (I):12-10-2009
20090318651HETEROCYCLIC COMPOUND AND HETEROCYCLIC POLYMERS - The present invention provides a heterocyclic compound of the following general formula (I):12-24-2009
20090318681METAL COMPLEX, AND USE THEREOF - Provided is a metal complex represented by the following formula (A-1) or (B-1) as a metal complex useful for a redox reaction catalyst or some other article that is excellent in heat resistance and acid resistance:12-24-2009
20100069603METHOD FOR PRODUCING STRUCTURE WHEREIN AROMATIC POLYMER IS BONDED TO BASE, STRUCTURE HAVING AROMATIC POLYMER CHAIN BONDED TO CONDUCTIVE BASE, AND ELECTRONIC DEVICE COMPRISING THE STRUCTURE - Disclosed is a method for efficiently producing a structure wherein an aromatic polymer is bonded to a base. Also disclosed is such a structure wherein the base is electrically conductive. Specifically disclosed is a method for producing a structure, which comprises a step for polycondensing an aromatic compound represented by the formula (I) below in the presence of a polymerization catalyst and a base having a group represented by the formula (II) below.03-18-2010
20100168369METHOD FOR PRODUCING AROMATIC POLYMER - A method for producing an aromatic polymer including polycondensing an aromatic compound represented by the following general formula (I) in the presence of a nickel complex containing a phosphine compound represented by the following general formula (II).07-01-2010
20100219399BLOCK COPOLYMER - A block copolymer comprising two or more of blocks of the following formula (1), wherein at least two of a plurality of m's present in the copolymer represent a number of 5 or more, Ar's in adjacent two blocks in the copolymer are mutually different, and the copolymer has two Ar's when composed of 2 blocks of the formula (1), has two or more Ar's when composed of 3 blocks of the formula (1) and has four or more Ar's when composed of 4 or more blocks of the formula (1):09-02-2010

Patent applications by Hideyuki Higashimura, Ibaraki JP