Patents by Inventor Koji Yui
Koji Yui 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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Patent number: 9622960Abstract: A hair cosmetic composition comprising the following components (A) and (B) and having a pH of 6 or less: (A) an oxyalkylene polymer represented by the following general formula (a1): -(AO)n— (a1) wherein A represents an alkylene group having 2 to 6 carbon atoms and n represents a number from 50 to 30,000, provided that n number of AOs consist of at least two alkyleneoxy groups and are arranged through either random polymerization or block polymerization; and (B) a polymer containing a component unit represented by the following general formula (b1) and a component unit represented by the following general formula (b2) in a mass ratio (b1)/(b2) of 50/50 to 100/0: —(CH2CR1COOH)— (b1) —(CH2CR2COOR3)— (b2) wherein R1 and R2 represent H or CH3 and R3 represents a C2-20 hydrocarbon group.Type: GrantFiled: May 14, 2013Date of Patent: April 18, 2017Assignee: KAO CORPORATIONInventors: Masato Ooshika, Chie Sakaguchi, Koji Yui
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Publication number: 20150150778Abstract: A hair cosmetic composition comprising the following components (A) and (B) and having a pH of 6 or less: (A) an oxyalkylene polymer represented by the following general formula (a1): -(AO)n— (a1) wherein A represents an alkylene group having 2 to 6 carbon atoms and n represents a number from 50 to 30,000, provided that n number of AOs consist of at least two alkyleneoxy groups and are arranged through either random polymerization or block polymerization; and (B) a polymer containing a component unit represented by the following general formula (b1) and a component unit represented by the following general formula (b2) in a mass ratio (b1)/(b2) of 50/50 to 100/0: —(CH2CR1COOH)— (b1) —(CH2CR2COOR3)— (b2) wherein R1 and R2 represent H or CH3 and R3 represents a C2-20 hydrocarbon group.Type: ApplicationFiled: May 14, 2013Publication date: June 4, 2015Applicant: KAO CORPORATIONInventors: Masato Ooshika, Chie Sakaguchi, Koji Yui
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Patent number: 8574560Abstract: A hair styling method including: (A) increasing the number of intersections of hair fibers, thereby enhancing the volume of the hair; and (B) applying an aerosol hair cosmetic composition capable of forming a film having a film strength, as measured by a film strength evaluation method, of 800 gf/cm2 or greater.Type: GrantFiled: May 21, 2009Date of Patent: November 5, 2013Assignee: KAO CorporationInventors: Yoshimasa Tate, Koji Yui, Michiko Asami
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Patent number: 8362147Abstract: A thermoplastic resin composition of the present invention capable of improving the strength and surface gloss of a molded article is comprising 100 parts by weight of a thermoplastic resin (a) and 0.5 to 30 parts by weight of a core-shell polymer composition (b), wherein the core-shell polymer composition (b) is obtained by polymerizing a shell-constituting component in the presence of a core obtained by polymerizing a core-constituting component, the core-constituting component contains 70% to 99.95% by weight of an alkyl acrylate having an alkyl group of 2 to 18 carbon atoms, 0.Type: GrantFiled: December 25, 2008Date of Patent: January 29, 2013Assignee: Kaneka CorporationInventors: Hirotsugu Yamada, Koji Yui
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Publication number: 20120076746Abstract: A hairspray which contains (A) to (C): (A) a cationic coating film-forming polymer, which is a copolymer containing monomers represented by formulae (1) to (4) (30 to 80% of (1), 2 to 50% of (2), 0 to 30% of (3), and 0 to 40% of (4)), or a copolymer including monomers represented by formulae (5) to (8) (30 to 80% of (5), 5 to 45% of (6), 2 to 30% of (7), and 0 to 30% of (8)): wherein R1, R4, R5, R12, and R21 are H or lower alkyl; R2, R3, R13, and R14 are H or C4-12 alkyl, or the like; R6, R16, R9, R10, R19, and R20 are lower alkylene; R7, R8, R17, R18, and R15 are lower alkyl; R11 is H, C1-10 alkyl or Ph; “a” is 0 or 1; “b” and “c” are 0 to 50; (B) an anionic coating film-forming polymer; and (C) a liquid solvent which has two or more OH and has a molecular weight of 62 to 1000, and wherein a mass ratio (B)/(A) is from 0.1 to 100.Type: ApplicationFiled: May 25, 2010Publication date: March 29, 2012Applicant: KAO CORPORATIONInventors: Yoshimasa Tate, Koji Yui, Keiko Ishii
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Publication number: 20110067721Abstract: A hair styling method including: (A) increasing the number of intersections of hair fibers, thereby enhancing the volume of the hair; and (B) applying an aerosol hair cosmetic composition capable of forming a film having a film strength, as measured by a film strength evaluation method, of 800 gf/cm2 or greater.Type: ApplicationFiled: May 21, 2009Publication date: March 24, 2011Applicant: KAO CorporationInventors: Yoshimasa Tate, Koji Yui, Michiko Asami
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Publication number: 20100286337Abstract: A thermoplastic resin composition of the present invention capable of improving the strength and surface gloss of a molded article is comprising 100 parts by weight of a thermoplastic resin (a) and 0.5 to 30 parts by weight of a core-shell polymer composition (b), wherein the core-shell polymer composition (b) is obtained by polymerizing a shell-constituting component in the presence of a core obtained by polymerizing a core-constituting component, the core-constituting component contains 70% to 99.95% by weight of an alkyl acrylate having an alkyl group of 2 to 18 carbon atoms, 0.Type: ApplicationFiled: December 25, 2008Publication date: November 11, 2010Inventors: Hirotsugu Yamada, Koji Yui
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Publication number: 20090137719Abstract: In order to provide a novel thermoplastic resin composition capable of exhibiting high impact resistance using an impact modifier having good dispersibility and can be isolated as a resin powder without coarsening and agglomeration, and a process for preparing the same, the invention provides a thermoplastic resin composition comprising a thermoplastic resin (a) and 0.5 to 20 parts by weight of a graft copolymer (b) comprising a butadiene-based rubbery polymer and a hard shell based on 100 parts by weight of the thermoplastic resin (a), wherein the composition further comprises 0.01 to 3.0 parts by weight of an aqueous polymer compound (c) having a property to form a physical gel, and 0.01 to 10 parts by weight of a processing aid (d), per 100 parts by weight of the graft copolymer (b), and a process for preparing the thermoplastic resin.Type: ApplicationFiled: April 18, 2007Publication date: May 28, 2009Applicant: KANEKA CORPORATIONInventors: Toshihiko Kanda, Koji Yui, Yusuke Aoki
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Patent number: 7371715Abstract: The invention relates to an emulsion composition, wherein an optically isotropic surfactant phase containing a nonionic surfactant (hereinafter the phase being referred to as the surfactant phase) is present as stable droplets in an aqueous solution phase containing an electrolytic salt (hereinafter the phase being referred to as the aqueous solution phase), the amount of the salt being such an amount that the aqueous solution phase is incompatible with the surfactant phase, with a polymer including a segment (a) having affinity with the aqueous solution phase and a segment (b) having affinity with the surfactant phase; and a liquid detergent composition containing the emulsion composition and inorganic builder particles dispersed in the emulsion composition.Type: GrantFiled: March 2, 2004Date of Patent: May 13, 2008Assignee: Kao CorporationInventors: Koji Yui, Osamu Takiguchi, Masakazu Sase, Toshio Miyake
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Publication number: 20070270539Abstract: An object of the present invention is to propose a novel thermoplastic resin composition capable of exhibiting high impact resistance using an impact modifier isolated as a resin powder without coarsening or agglomeration. A thermoplastic resin composition includes 100 parts by weight of a thermoplastic resin (a) and 0.5 to 20 parts by weight of an impact modifier (b) containing a graft copolymer (b-1) containing a butadiene rubber polymer and a rigid shell, a water-soluble polymer compound (b-2) having a physical gel-forming property, and a gelling agent (b-3). In the thermoplastic resin composition, the content of the water-soluble polymer compound (b-2) having the physical gel-forming property is 0.01 to 3.0 parts by weight relative to 100 parts by weight of the graft copolymer (b-1) and the content of the rigid shell in the graft copolymer (b-1) is 1 to 20 percent by weight.Type: ApplicationFiled: December 13, 2005Publication date: November 22, 2007Inventors: Koji Yui, Yusuke Aoki, Takashi Ueda
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Patent number: 7105477Abstract: The liquid detergent composition is provided with a high detergency and ensuring a good dispersion stability of builder particles and comprises a liquid dispersion containing (a) 30 mass % or more of a specific inorganic builder particle and (b) a block or graft polymer having a carboxyl group (i) and a polymer chain (ii), having, as its structural unit, an alkyleneoxy group, the composition having a viscosity (25° C.) of 3000 mPa·s or less and a volumetric separation rate (25° C., allowed to stand for 30 days) of 5% or less.Type: GrantFiled: May 7, 2002Date of Patent: September 12, 2006Assignee: Kao CorporationInventors: Osamu Takiguchi, Koji Yui, Takashi Oda
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Publication number: 20040198902Abstract: The invention relates to an emulsion composition, wherein an optically isotropic surfactant phase containing a nonionic surfactant (hereinafter the phase being referred to as the surfactant phase) is present as stable droplets in an aqueous solution phase containing an electrolytic salt (hereinafter the phase being referred to as the aqueous solution phase), the amount of the salt being such an amount that the aqueous solution phase is incompatible with the surfactant phase, with a polymer including a segment (a) having affinity with the aqueous solution phase and a segment (b) having affinity with the surfactant phase; and a liquid detergent composition containing the emulsion composition and inorganic builder particles dispersed in the emulsion composition.Type: ApplicationFiled: March 2, 2004Publication date: October 7, 2004Inventors: Koji Yui, Osamu Takiguchi, Masakazu Sase, Toshio Miyake
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Publication number: 20040152821Abstract: A vinyl chloride resin composition which provides, with a small load on the molding machine, a product excellent in impact resistance, gelation properties and heat stability, and in addition, having superior appearance and dimensional stability is provided. In particular, a core-shell polymer composition for modifying vinyl chloride resin, which provides the vinyl chloride resin composition, is provided. The core-shell polymer composition for vinyl chloride resin composition comprises (A) 85 to 99.5 % by weight of a core-shell polymer containing a rubbery polymer and (B) 15 to 0.5 % by weight an acid or anionic surfactant, and the core-shell polymer composition has a specific viscosity (&eegr;sp) of at least 0.1 when measured at 30° C. by using a 0.2 g/100 ml acetone solution of a portion soluble in methyl ethyl ketone and insoluble in methanol of said core-shell polymer composition.Type: ApplicationFiled: December 11, 2003Publication date: August 5, 2004Inventors: Kazunori Saegusa, Toru Terada, Koji Yui, Mamoru Kadokura
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Publication number: 20040068034Abstract: A thermoplastic resin composition having excellent impact resistance, comprising (A) 1 to 30 parts by weight of a graft copolymer obtained by polymerizing 70 to 5 parts by weight of a monomer component comprising 50 to 100% by weight of methyl methacrylate and 50 to 0% by weight of other vinyl monomer copolymerizable therewith in single or multi stage in the presence of 30 to 95 parts by weight (solid basis) of a latex of a butadiene rubber, wherein the graft polymerization is carried out while agglomerating the particles by using a water-soluble electrolyte to enhance the particle size to achieve a b/a ratio of at least 2.9 wherein “a” is the average particle size of the butadiene rubber and “b” is the average particle size of the graft copolymer, and (B) 99 to 70 parts by weight of a thermoplastic resin.Type: ApplicationFiled: April 17, 2003Publication date: April 8, 2004Inventors: Akira Takaki, Akio Sato, Tosio Mizuta, Nobuo Miyatake, Koji Yui
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Patent number: 6699831Abstract: The present invention provides a liquid detergent composition being excellent in detergency and dispersion stability and a process for producing the same. The invention provides a liquid detergent composition having a degree of separation by volume of 5% or less after storage for 1 month at 25° C., comprising a liquid phase as the phase (a), a polymeric dispersant as the component (b)] and at least one selected from the group consisting of a crystalline silicate compound and an aluminosilicate compound as the component (c), wherein the component (b) has a cation exchange capacity of not less than 120 CaCO3 mg/g when the water content of the composition is 5% by weight or less and then the aluminosilicate compound only is used as the component (c) or when the water content of the composition is larger than 5% by weight.Type: GrantFiled: June 7, 2001Date of Patent: March 2, 2004Assignee: Kao CorporationInventors: Tomoe Takano, Koji Yui, Takashi Oda, Akira Ishikawa, Osamu Takiguchi
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Patent number: 6686411Abstract: The present invention provides a vinyl chloride-based resin composition which is highly excellent in weatherability, impact resistance and gloss is provided, which comprises: (A) 100 parts by weight of a vinyl chloride-based resin; (B) from 1 to 30 parts by weight of a graft copolymer which is obtained by graft-polymerizing; (C) from 0.1 to 5 parts by weight of a methyl methacrylate-based two stages polymer which is obtained by, in the presence of a polymer while a solution of 0.1 g of said polymer in 100 ml of chloroform showing a specific viscosity (&eegr;sp) of 0.7 or more at 30° C., comprising from 0 to 50% by weight of a repeating unit derived from methyl methacrylate, while a solution of 0.1 g of said two stages polymer in 100 ml of chloroform showing a specific viscosity of 0.5 or more at 30° C.; and (D) from 1 to 20 parts by weight of calcium carbonate.Type: GrantFiled: April 9, 2002Date of Patent: February 3, 2004Assignee: Kaneka CorporationInventors: Hirokazu Iguchi, Nobumasa Nakajima, Koji Yui, Mamoru Kadokura
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Publication number: 20040014885Abstract: A vinyl chloride resin composition having excellent weatherability and impact resistance is provided. The vinyl chloride resin composition comprises (A) 2 to 30 parts by weight of a graft copolymer and (B) 100 parts by weight of a vinyl chloride resin, wherein the graft copolymer (A) is obtained by polymerizing, in the presence of 70 to 95 parts by weight of a crosslinked acrylic rubber polymer (a-1) comprising 81 to 95% by weight of butyl acrylate, 4 to 18% by weight of an alkyl acrylate having a C8-12 alkyl group and 0.2 to 0.Type: ApplicationFiled: May 15, 2003Publication date: January 22, 2004Inventors: Nobumasa Nakajima, Koji Yui, Shinya Hongo, Mamoru Kadokura
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Patent number: 6660044Abstract: The present invention provides a fiber product-treating agent which can impart an excellent wrinkle-resistant effect and an excellent durable press effect to the fiber product capable of being heated and being hardly effected with not only during wearing but also after washing. That is, the present invention provides the treating agent for imparting the durable press configuration on a fiber product by a heating treatment with e.g. an iron, which comprises a specific amount of (i) two or more compounds forming mutually a crosslinked structure by heating and/or (ii) a compound forming a self-crosslinked structure by heating, and water, wherein the content of a nonvolatile matter is 0.01 to 30%.Type: GrantFiled: March 30, 2001Date of Patent: December 9, 2003Assignee: Kao CorporationInventors: Takako Igarashi, Koji Yui, Miki Hasegawa, Yasushi Yoshida
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Publication number: 20030008793Abstract: The liquid detergent composition is provided with a high detergency and ensuring a good dispersion stability of builder particles and comprises a liquid dispersion containing (a) 30 mass % or more of a specific inorganic builder particle and (b) a block or graft polymer having a carboxyl group (i) and a polymer chain (ii), having, as its structural unit, an alkyleneoxy group, the composition having a viscosity (25° C.) of 3000 mPa·s or less and a volumetric separation rate (25° C., allowed to stand for 30 days) of 5% or less.Type: ApplicationFiled: May 7, 2002Publication date: January 9, 2003Inventors: Osamu Takiguchi, Koji Yui, Takashi Oda
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Publication number: 20020165311Abstract: The present invention provides a vinyl chloride-based resin composition which is highly excellent in weatherability, impact resistance and gloss is provided, which comprises:Type: ApplicationFiled: April 9, 2002Publication date: November 7, 2002Inventors: Hirokazu Iguchi, Nobumasa Nakajima, Koji Yui, Mamoru Kadokura