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Ameyama, JP

Keitaro Ameyama, Tokyo JP

Patent application numberDescriptionPublished
20120015229LAMINATED SEPARATOR, POLYOLEFIN MICROPOROUS MEMBRANE, AND SEPARATOR FOR ELECTRICITY STORAGE DEVICE - Disclosed is a laminated separator including a first polyolefin microporous layer and a second polyolefin microporous layer which is laminated on the first polyolefin microporous layer and which is different from the first polyolefin microporous layer, wherein at least one of the first microporous layer and the second microporous layer includes an inorganic particle having a primary particle size of 1 nm or more and 80 nm or less.01-19-2012

Satoshi Ameyama, Osaka JP

Patent application numberDescriptionPublished
20080299183Patch and patch preparation - The present invention aims at provision of a patch with suppressed occurrence of adhesive residue on the skin after peeling in the presence of water due to perspiration and the like.12-04-2008
20090311310Patch and patch preparation - The present invention provides a patch capable of suppressing adhesive residue on the skin surface upon peeling off from the skin in the presence of water due to perspiration and the like, as well as easy detachment from the skin in the presence of water due to perspiration and the like. The present invention provides a patch comprising a support and an adhesive layer provided on at least one surface of the support, wherein the adhesive layer is formed by crosslinking a blend of the following component (A) to component (D): (A) a copolymer obtained by copolymerization of a monomer containing a carboxyl group, (meth)acrylate and vinylpyrrolidone as essential components; (B) a copolymer obtained by copolymerization of a monomer having a basic group as an essential component; (C) a liquid component, and (D) an acidic compound.12-17-2009
20100178322Adhesive preparation and patch preparation - An adhesive preparation comprising an adhesive preparation main body comprising a support and an adhesive layer laminated on at least one surface of the support, and a release liner formed on a surface on the side opposite from the support side of the adhesive layer of the adhesive preparation main body, wherein the adhesive preparation main body has a flat plane area of 1.5-15 cm07-15-2010
20110223235SELEGILINE-CONTAINING ADHESIVE PREPARATION - The present invention provides an adhesive preparation, which includes a backing and a pressure-sensitive adhesive layer formed on at least one side of the backing, the pressure-sensitive adhesive layer containing (−)-(R)—N,α-dimethyl-N-2-propynylphenethylamine and/or a pharmaceutically acceptable salt thereof, a pressure-sensitive adhesive and one or two or more stabilizers selected from the group consisting of 2-mercaptobenzimidazole, sodium sulfite, butylhydroxyanisole and butylhydroxytoluene.09-15-2011
20110223236SELEGILINE-CONTAINING ADHESIVE PREPARATION - The present invention provides an adhesive preparation, which includes a backing and a pressure-sensitive adhesive layer formed on at least one side of the backing, the pressure-sensitive adhesive layer containing (−)-(R)—N,α-dimethyl-N-2-propynylphenethylamine and/or a pharmaceutically acceptable salt thereof, a pressure-sensitive adhesive and a component which is liquid at 25° C. and has two or more ester bonds in one molecule thereof.09-15-2011
20110223237SELEGILINE-CONTAINING ADHESIVE PREPARATION - The present invention provides an adhesive preparation, which includes a backing and a pressure-sensitive adhesive layer formed on at least one side of the backing, the pressure-sensitive adhesive layer containing (−)-(R)—N,α-dimethyl-N-2-propynylphenethylamine and/or a pharmaceutically acceptable salt thereof, a pressure-sensitive adhesive, an antioxidant and a metal hydroxide.09-15-2011

Patent applications by Satoshi Ameyama, Osaka JP

Satoshi Ameyama, Ibaraki-Shi JP

Patent application numberDescriptionPublished
20110123598PATCH AND PATCH PREPARATION - The patch according to an embodiment of the present invention includes: a support; and a pressure-sensitive adhesive layer on at least one surface of the support, wherein: the pressure-sensitive adhesive layer contains an acrylic copolymer obtained by copolymerizing monomer components containing (a) at least one kind of a monomer of a (meth)acrylic acid alkyl ester and (b) at least one kind of a monomer of an N-hydroxyalkyl(meth)acrylamide; a content of the (meth)acrylic acid alkyl ester monomer (a) with respect to a total amount of the monomer components is 50 wt % to 90 wt % and a content of the N-hydroxyalkyl(meth)acrylamide monomer (b) with respect to the total amount is 1 wt % to 20 wt %; and the monomer components are substantially free of a monomer having a carboxyl group.05-26-2011