Patents by Inventor Makoto Okubo
Makoto Okubo has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240115528Abstract: A composition, including (A) a medicinal ingredient, (B) a water-insoluble polymer, (C) a non-volatile base, (D) a volatile solvent, and (E) water. The composition has a viscosity at 25° C. of 1.0 mPa·s or more and 10,000 mPa·s or less. The component (A) contains one or more selected from the group consisting of an anti-inflammatory analgesic component, a local irritation component, a blood circulation promoting component, an antihistamine component, a crude drug component, an antipruritic component, a local anesthetic component, a keratin softening component, and an antibacterial component. A mass ratio [(C)/(B)] of the component (C) to the component (B) in the composition is 0.05 or more and 10 or less, and a mass ratio [(E)/(D)] of the component (E) to the component (D) in the composition is 0.005 or more and 1.0 or less.Type: ApplicationFiled: January 26, 2022Publication date: April 11, 2024Applicant: KAO CORPORATIONInventors: Takashi UCHIDA, Makoto NOHARA, Emi OKUBO, Shinzo OSUMI, Ryosuke FUJII
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Publication number: 20180282576Abstract: The present invention relates to a material for waterproof layers used for a waterproof layer of a construction, the material for waterproof layers containing a polyamide resin, the polyamide resin having a softening point of 70° C. or more and 170° C. or less and a melt viscosity at 180° C. of 100 mPa·s or more and 9,000 mPa·s or less, the polyamide resin being obtainable through condensation of a carboxylic acid component and an amine component.Type: ApplicationFiled: May 19, 2016Publication date: October 4, 2018Applicant: KAO CORPORATIONInventors: Ryoichi HASHIMOTO, Makoto OKUBO, Masato MURAYAMA, Toshiaki HIRATO
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Patent number: 8598255Abstract: The present invention provides the early strengthening agent for hydraulic compositions containing a compound (a) obtained by reacting (A) one or more compounds selected from polyhydric alcohols having 3 to 20 hydroxy groups and alkylene oxide adducts thereof with (B) a sulfating agent, and the additive composition for hydraulic compositions containing the compound (a).Type: GrantFiled: July 16, 2009Date of Patent: December 3, 2013Assignee: Kao CorporationInventors: Toshimasa Hamai, Masaaki Shimoda, Makoto Okubo, Takao Taniguchi, Takeshi Tomifuji, Masato Nomura
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Patent number: 8567703Abstract: The present invention produces the hydraulic powder through grinding of the hydraulic compound in the presence of a compound (a) prepared by reacting (A) at least one compound selected from polyhydric alcohols and alkylene oxide adducts thereof with (B) a sulfating agent.Type: GrantFiled: July 16, 2009Date of Patent: October 29, 2013Assignee: Kao CorporationInventors: Masaaki Shimoda, Toshimasa Hamai, Makoto Okubo, Takeshi Tomifuji, Masato Nomura
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Publication number: 20110100266Abstract: The present invention provides the early strengthening agent for hydraulic compositions containing a compound (a) obtained by reacting (A) one or more compounds selected from polyhydric alcohols having 3 to 20 hydroxy groups and alkylene oxide adducts thereof with (B) a sulfating agent, and the additive composition for hydraulic compositions containing the compound (a).Type: ApplicationFiled: July 16, 2009Publication date: May 5, 2011Applicant: KAO CORPORATIONInventors: Toshimasa Hamai, Masaaki Shimoda, Makoto Okubo, Takao Taniguchi, Takeshi Tomifuji, Masato Nomura
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Publication number: 20110100264Abstract: The present invention produces the hydraulic powder through grinding of the hydraulic compound in the presence of a compound (a) prepared by reacting (A) at least one compound selected from polyhydric alcohols and alkylene oxide adducts thereof with (B) a sulfating agent.Type: ApplicationFiled: July 16, 2009Publication date: May 5, 2011Inventors: Masaaki Shimoda, Toshimasa Hamai, Makoto Okubo, Takeshi Tomifuji, Masato Nomura
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Publication number: 20030209826Abstract: A process for producing a molded article comprised of polyurethane is provided, comprising the steps of pouring or injecting a liquid molding material into a mold under the condition that the contact angle between the liquid molding material and the inner surface of the mold is adjusted to not more than 30° by applying the surface-treating agent to the inner surface of the mold, and curing the liquid molding material. A surface-treating agent is also provided which reduces the contact angle between the liquid molding material and a flat plate made of the same material as the mold to not more than 30°. when the surface-treating agent is applied to the flat plate and the liquid molding material is dropped thereon.Type: ApplicationFiled: June 20, 2003Publication date: November 13, 2003Applicant: KAO CORPORATION.Inventors: Makoto Okubo, Kazuhiko Kiuchi, Ryoichi Hashimoto, Takayuki Nomura, Masahiro Mori, Kenichi Miyamoto
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Patent number: 6620231Abstract: In a method for improving antistatic properties, the improvement comprising the use of an antistatic composition comprising an ionic antistatic compound and a polar organic solvent; an antistatic composition comprising a nonmetallic antistatic compound, a metallic antistatic compound and a polar organic solvent; a formed article containing an antistatic composition comprising an ionic antistatic compound and a polar organic solvent; and a process for producing a polyurethane foam comprising reacting a polyol solution comprising a polyol component, a blowing agent and a catalyst, with an isocyanate prepolymer in the presence of an antistatic composition comprising an ionic antistatic compound and a polar organic solvent. The antistatic composition can be suitably used as shoe soles for safety shoes, working shoes, and the like.Type: GrantFiled: March 14, 2001Date of Patent: September 16, 2003Assignee: Kao CorporationInventors: Makoto Okubo, Kazuo Fukumoto
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Patent number: 6607687Abstract: Process for producing a molded article comprising pouring or injecting a liquid molding material into a mold in the presence of a surface-treating agent comprising a contact angle-reducing substance under the condition that the contact angle between the liquid molding material and the inner surface of the mold is not more than 30°, and curing the liquid molding material; surface-treating agent comprising a contact angle-reducing substance which reduces the contact angle between the liquid molding material and a flat plate made of the same material as the mold to not more than 30°; method for reducing surface voids during molding, comprising using the above surface-treating agent; and use of the above surface-treating agent for reducing surface voids. The molded article has a shape accurately corresponding to the shape of an inner surface of a mold.Type: GrantFiled: October 27, 2000Date of Patent: August 19, 2003Assignee: Kao CorporationInventors: Makoto Okubo, Kazuhiko Kiuchi, Ryoichi Hashimoto, Takayuki Nomura, Masahiro Mori, Kenichi Miyamoto
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Patent number: 6329441Abstract: Microcellular polyurethane elastomer shoe sole components having exceptional physical properties may be prepared from isocyanate-terminated prepolymers derived from polyoxypropylene diols having a molecular weight of from about 2000 Da to 8000 Da, an unsaturation less than about 0.02 meq/g, and a random oxyethylene content of from about 5 to about 15 weight percent. The shoe sole components exhibit high tensile strength, elongation, resilience, and in addition have excellent tear strength, particularly 90° angle tear.Type: GrantFiled: June 6, 2000Date of Patent: December 11, 2001Assignee: Kao CorporationInventors: Makoto Okubo, Atsushi Ishikawa, Hiroshi Kitagawa
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Publication number: 20010034390Abstract: In a method for improving antistatic properties, the improvement comprising the use of an antistatic composition comprising an ionic antistatic compound and a polar organic solvent; an antistatic composition comprising a nonmetallic antistatic compound, a metallic antistatic compound and a polar organic solvent; a formed article containing an antistatic composition comprising an ionic antistatic compound and a polar organic solvent; and a process for producing a polyurethane foam comprising reacting a polyol solution comprising a polyol component, a blowing agent and a catalyst, with an isocyanate prepolymer in the presence of an antistatic composition comprising an ionic antistatic compound and a polar organic solvent. The antistatic composition can be suitably used as shoe soles for safety shoes, working shoes, and the like.Type: ApplicationFiled: March 14, 2001Publication date: October 25, 2001Inventors: Makoto Okubo, Kazuo Fukumoto
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Patent number: 6291538Abstract: A process for preparing a polyurethane foam comprising, reacting a polyol composition comprising a polyol component containing a polyoxypropylene-based polyol having an unsaturation degree of not more than 0.06 meq/g, a catalyst and water with a polyisocyanate compound. The polyurethane foam can be suitably used as shoe soles and the like.Type: GrantFiled: October 21, 1999Date of Patent: September 18, 2001Assignee: Kao CorporationInventors: Makoto Okubo, Takayuki Nomura, Kenichi Suzuki
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Patent number: 6284811Abstract: A polyester-polyol being liquid at 40° C. and having a viscosity of not more than 10,000 mPa·s at 60° C., prepared by polycondensation of an acid component including at least one phthalic acid component selected from phthalic anhydride and o-phthalic acid, and an aliphatic polybasic acid, with a polyhydric alcohol; a process for preparing a polyurethane foam including reacting a polyisocyanate component with a polyol component including the polyester-polyol; a process for preparing an isocyanate prepolymer from a polyisocyanate component and a polyol component including the polyester-polyol; and a process for preparing a polyurethane foam including reacting an isocyanate prepolymer prepared from a polyisocyanate component and a polyol component including the polyester-polyol, with a polyol component. The resulting polyurethane foam shows remarkably improved physical properties such as tensile strength and tear strength, while having low density, acceptable appearance and texture.Type: GrantFiled: May 17, 2000Date of Patent: September 4, 2001Assignee: Kao CorporationInventors: Minoru Sawai, Makoto Okubo, Kenichi Miyamoto, Kazunari Takemura, Masahiro Mori
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Patent number: 6170492Abstract: The present invention provides a method and apparatus for detecting the end point of a process by monitoring the position of a valve during the process. In one aspect, a cleaning process is performed in the chamber, and a controller monitors the valve position to determine the end point of the process which corresponds to a decrease in the number of steps in the valve position required to achieve a stable throttle valve position after the cleaning process is complete.Type: GrantFiled: June 15, 1998Date of Patent: January 9, 2001Assignee: Applied Materials, Inc.Inventors: Hiroyuki Ueda, Hirotaka Tanabe, Makoto Okubo, Shankar Chandran, Ellie Yieh
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Patent number: 6099955Abstract: A urethane foam for shoe soles prepared by reacting a compound having at least two isocyanate-reactive hydrogen atoms and a molecular weight of 400 to 10000 with a polyisocyanate in the presence of a foam stabilizer, water and a catalyst, characterized in that the ratio r.sub.1 /r.sub.2 of a mean skill cell diameter r.sub.1 to a mean core cell diameter r.sub.2 is 0.02 to 0.80, wherein the mean skin cell diameter r.sub.1 is defined as the mean diameter of the cells which form the skin portion of a urethane foam extending from the surface to a depth of 5% of the foam thickness and the mean core cell diameter r.sub.2 is defined as the mean diameter of the cells which form the core portion of a urethane foam extending from a depth of 40% to a depth of 60% of the foam thickness.Type: GrantFiled: September 3, 1998Date of Patent: August 8, 2000Assignee: Kao CorporationInventors: Mitsuru Sakai, Shoichiro Harada, Kazunari Takemura, Akito Itoi, Makoto Okubo
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Patent number: 5821554Abstract: A polyester-polyol prepared by polycondensation of an acid component comprising terephthalic acid and adipic acid, and a polyhydric alcohol component, wherein the molar ratio of the terephthalic acid/adipic acid is 0.05 to 0.3; a process for preparing a polyurethane foam comprising reacting a polyisocyanate component and a polyol component, wherein the polyol component contains the above polyester-polyol; and a process for preparing a polyurethane foam comprising reacting an isocyanate prepolymer made of a polyisocyanate component and a polyol component (I) with a polyol component (II), wherein the polyol component (I) comprises the above polyester-polyol.Type: GrantFiled: March 12, 1997Date of Patent: October 13, 1998Assignee: Kao CorporationInventors: Shoichiro Harada, Mitsuru Sakai, Kazunari Takemura, Akito Itoi, Makoto Okubo
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Patent number: D989850Type: GrantFiled: July 13, 2021Date of Patent: June 20, 2023Assignee: ZOZO, INC.Inventors: Makoto Okubo, Kenta Hayashi, Keitaro Inoue, Chisato Masuda