Patents by Inventor Shigeru Yao

Shigeru Yao 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).

  • Publication number: 20200239654
    Abstract: A surface modifying composition for modifying a surface of a formed product made of high-density polyethylene or ultra-high molecular weight polyethylene, the composition comprising: a copolymer having a unit of a first monomer having an aliphatic group having 10 or more carbon atoms and a unit of a second monomer having any of an amino group, an epoxy group, and an ether group, and a solvent having a boiling point of 100° C. or more and being at least one selected from the group consisting of a halogen-based solvent, an alkane solvent, a cycloalkane solvent, a dicycloalkane solvent, an aromatic solvent, and a nitro-based solvent.
    Type: Application
    Filed: August 20, 2018
    Publication date: July 30, 2020
    Inventors: Shigeru YAO, Sho HIRAI, Hideaki OBUCHI, Ryoko NAKANO, Shoichi ISHIMOTO
  • Publication number: 20180327561
    Abstract: A surface-modified material comprises a base material at least a portion of which is polyethylene; and polymer that modifies a surface of the polyethylene. The polymer is either of a block copolymer of monomers including first monomer that is (meth)acrylate having an alkane side chain with 10 or more carbon atoms in length, and second monomer that is (meth)acrylate containing tertiary amine, and block copolymer of monomers including first monomer that is (meth)acrylate having an alkane side chain with 10 or more carbon atoms in length, and second monomer that is (meth)acrylate having a side chain including —CF2-structure having 4 or more carbon atoms.
    Type: Application
    Filed: June 5, 2015
    Publication date: November 15, 2018
    Inventors: Shigeru YAO, Ryoko NAKANO
  • Patent number: 9212333
    Abstract: A dispersant of the present invention is used after being added to a dispersant obtained by dispersing fine particles of a crystalline polymer as a dispersed particle and is characterized by containing a copolymer of a first monomer and a second monomer, the first monomer being a monomer that can be crystallized as a polymer having the molecular structure identical to that of the dispersed particle.
    Type: Grant
    Filed: November 8, 2011
    Date of Patent: December 15, 2015
    Assignee: Fukuoka University
    Inventors: Satoshi Ichikawa, Kazuhiro Oda, Shigeru Yao
  • Publication number: 20140045053
    Abstract: A dispersant of the present invention is used after being added to a dispersant obtained by dispersing fine particles of a crystalline polymer as a dispersed particle and is characterized by containing a copolymer of a first monomer and a second monomer, the first monomer being a monomer that can be crystallized as a polymer having the molecular structure identical to that of the dispersed particle.
    Type: Application
    Filed: November 8, 2011
    Publication date: February 13, 2014
    Applicant: Fukuoka University
    Inventors: Satoshi Ichikawa, Kazuhiro Oda, Shigeru Yao
  • Patent number: 8035777
    Abstract: The present invention provides an optical filter comprising a crystalline polymer having a spherulite structure, particularly an optical filter comprising porous particles formed of a crystalline polymer in which single particles per se have a spherulite structure. This optical filter can convert linear polarized light to nonpolarized light close to natural light with high efficiency.
    Type: Grant
    Filed: March 29, 2007
    Date of Patent: October 11, 2011
    Assignee: Ube Industries, Ltd.
    Inventors: Tatsuya Shoji, Ryo Konishi, Shigeru Yao
  • Patent number: 7943177
    Abstract: Polyamide porous spherical particles having a number-average particle diameter of 2 to 30 ?m, a BET specific surface area of 100 to 80,000 m2/kg, and a ratio of a volume-average particle diameter to the number-average particle diameter in the range of 1.52 to 2.50 is reduced in luminous reflectance.
    Type: Grant
    Filed: September 25, 2006
    Date of Patent: May 17, 2011
    Assignee: Ube Industries, Ltd.
    Inventors: Yukihiko Asano, Tatsuya Shoji, Shigeru Yao
  • Patent number: 7846546
    Abstract: Silicon carbide-based fine particles containing an electrically conducting inorganic substance and a electromagnetic wave absorbing material, which are fine particles comprising a particle inner portion of a silicon carbide-based material and a surface layer formed of an electrically conducting inorganic substance mainly comprising carbon, wherein a gradient layer with the compositional ratio of the electrically conducting inorganic substance gradiently increasing toward the particle surface is present and the thickness of the electrically conducting inorganic substance gradient layer is from 1 to 500 nm. The electromagnetic wave absorbing material of the present invention can selectively absorb a electromagnetic wave of 1 to 300 GHz in a wide band.
    Type: Grant
    Filed: September 20, 2006
    Date of Patent: December 7, 2010
    Assignee: Ube Industries, Ltd.
    Inventors: Koji Shibata, Takeshi Kita, Koji Shiba, Takashi Kino, Hideo Sano, Yoichi Okubo, Shigeru Yao
  • Patent number: 7745504
    Abstract: Porous spherical particles of polyamide 11 or polyamide 12 can be produced by an industrially advantageous process which comprises the steps of mixing a polyamide solution of polyamide 11 or polyamide 12 dissolved in a phenol compound and a low molecular weight aliphatic alcohol which is a poor solvent for the polyamides but is well compatible with the phenol compound in the presence of a high molecular weight alkylene glycol to prepare a mixture solution having an initial viscosity of 10 mPa·s or more, and allowing the mixture solution to stand, to precipitate polyamide particles.
    Type: Grant
    Filed: February 2, 2006
    Date of Patent: June 29, 2010
    Assignee: Ube Industries, Ltd.
    Inventors: Kimio Nakayama, Tatsuya Shoji, Yukihiko Asano, Shigeru Yao
  • Publication number: 20090310067
    Abstract: The present invention provides an optical filter comprising a crystalline polymer having a spherulite structure, particularly an optical filter comprising porous particles formed of a crystalline polymer in which single particles per se have a spherulite structure. This optical filter can convert linear polarized light to nonpolarized light close to natural light with high efficiency.
    Type: Application
    Filed: March 29, 2007
    Publication date: December 17, 2009
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Tatsuya Shoji, Ryo Konishi, Shigeru Yao
  • Publication number: 20090263434
    Abstract: Powder composed of fine inorganic compound particles-deposited porous polyamide particles in which the inorganic compound particles are deposited on surfaces and in pores of the porous polyamide particles, the porous polyamide particle have a mean primary particle diameter in the range of 1 to 30 ?m, the fine inorganic compound particles have a mean primary particle diameter in the range of 0.01 to 0.5 ?m, and at least 80% of number of the fine inorganic compound particles contains no strong acidic component shows a high light-scattering property and gives no harmful effect to human body.
    Type: Application
    Filed: December 14, 2006
    Publication date: October 22, 2009
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Tatsuya Shoji, Ryo Konishi, Yukihiko Asano, Shigeru Yao
  • Publication number: 20090246235
    Abstract: Polyamide porous spherical particles having a number-average particle diameter of 2 to 30 ?m, a BET specific surface area of 100 to 80,000 m2/kg, and a ratio of a volume-average particle diameter to the number-average particle diameter in the range of 1.52 to 2.50 is reduced in luminous reflectance.
    Type: Application
    Filed: September 25, 2006
    Publication date: October 1, 2009
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Yukihiko Asano, Tatsuya Shoji, Shigeru Yao
  • Publication number: 20090061227
    Abstract: A porous polyamide fine powder having been prepared by bringing a non-solvent B for the polyamide into contact with a polyamide solution in which a polyamide is dissolved in a solvent a and containing a remaining solvent A is treated with a poor solvent C which is compatible with the solvent A at least at a temperature of 40° C. or higher at a temperature of 40° C. or higher, whereby the solvent A is extracted out of the porous polyamide fine powder.
    Type: Application
    Filed: April 15, 2005
    Publication date: March 5, 2009
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Yukihiko Asano, Tatsuya Shoji, Shigeru Yao, Tadatoshi Aridomi
  • Publication number: 20080274151
    Abstract: A cosmetic composition comprising a cosmetic base selected from the group consisting of liquid base, paste base and powder base, a perfume ingredient, and polyamide particles wherein the polyamide particles comprise at least either of the porous polyamide particles of the following (1) and (2) shows satisfactory shape retention on human skin, excellent light-scattering properties to diminish abnormal light reflection on human skin surface, and excellent oil-absorbing properties to effectively absorb lipid oozing from human body when it is applied to human skin: (1) spherical porous polyamide particles having a number average particle diameter of 1 to 30 ?m, a BET specific surface area of 5 m2/g or larger, a boiled linseed oil absorption of 200 mL/100 g or larger, a crystallinity of 40% or higher (measured by DSC), and a ratio of volume average particle diameter/number average particle diameter of 1.0 to 1.
    Type: Application
    Filed: July 8, 2008
    Publication date: November 6, 2008
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Yukihiko ASANO, Kimio NAKAYAMA, Shigeru YAO, Tatsuya SHOJI
  • Publication number: 20080161442
    Abstract: Porous spherical particles of polyamide 11 or polyamide 12 can be produced by an industrially advantageous process which comprises the steps of mixing a polyamide solution of polyamide 11 or polyamide 12 dissolved in a phenol compound and a low molecular weight aliphatic alcohol which is a poor solvent for the polyamides but is well compatible with the phenol compound in the presence of a high molecular weight alkylene glycol to prepare a mixture solution having an initial viscosity of 10 mPa·s or more, and allowing the mixture solution to stand, to precipitate polyamide particles.
    Type: Application
    Filed: February 2, 2006
    Publication date: July 3, 2008
    Inventors: Kimio Nakayama, Tatsuya Shoji, Yukihiko Asano, Shigeru Yao
  • Patent number: 7311966
    Abstract: A porous insulating film comprising a highly heat resistant resin film having a fine porous structure with a mean pore size of 0.01-5 ?m in at least the center of the film, and a porosity of 15-80%. A laminate is prepared by forming a heat resistant adhesive layer or a conductive metal layer or an inorganic or metal substrate on one or both sides of the porous insulating film or by forming an inorganic or metal substrate on one side of the porous insulating film and a conductive metal layer on the other side.
    Type: Grant
    Filed: September 6, 2006
    Date of Patent: December 25, 2007
    Assignee: Ube Industries, Ltd.
    Inventors: Shigeru Yao, Yukihiko Asano, Shyusei Ohya, Kenji Fukunaga, Masayuki Kinouchi, Kenji Kawabata
  • Patent number: 7303811
    Abstract: A porous insulating film comprising a highly heat resistant resin film having a fine porous structure with a mean pore size of 0.01-5 ?m in at least the center of the film, and a porosity of 15-80%. A laminate is prepared by forming a heat resistant adhesive layer or a conductive metal layer or an inorganic or metal substrate on one or both sides of the porous insulating film or by forming an inorganic or metal substrate on one side of the porous insulating film and a conductive metal layer on the other side.
    Type: Grant
    Filed: February 25, 2004
    Date of Patent: December 4, 2007
    Assignee: Ube Industries
    Inventors: Shigeru Yao, Yukihiko Asano, Shyusei Ohya, Kenji Fukunaga, Masayuki Kinouchi, Kenji Kawabata
  • Publication number: 20070275222
    Abstract: A porous insulating film comprising a highly heat resistant resin film having a fine porous structure with a mean pore size of 0.01-5 ?m in at least the center of the film, and a porosity of 15-80%. A laminate is prepared by forming a heat resistant adhesive layer or a conductive metal layer or an inorganic or metal substrate on one or both sides of the porous insulating film or by forming an inorganic or metal substrate on one side of the porous insulating film and a conductive metal layer on the other side.
    Type: Application
    Filed: May 23, 2007
    Publication date: November 29, 2007
    Inventors: Shigeru Yao, Yukihiko Asano, Shyusei Ohya, Kenji Fukunaga, Masayuki Kinouchi, Kenji Kawabata
  • Patent number: 7285688
    Abstract: Disclosed are a proton type ? zeolite in which an acid site showing a desorption peak with a range of ±100° C. with a center of 330° C. exists in a spectrum measured by the ammonia temperature programmed desorption method (NH3-TPD), and an amount of a strong acid site showing a desorption peak of 500° C. or higher is controlled to 2.5 ?mol/g or less, a method for preparing the same, and a process for preparing a phenol compound by oxidizing a benzene compound with a peroxide in the presence of the proton type ? zeolite.
    Type: Grant
    Filed: May 27, 2004
    Date of Patent: October 23, 2007
    Assignee: UBE Industries, Ltd.
    Inventors: Tomonori Kanougi, Takashi Atoguchi, Shigeru Yao
  • Publication number: 20070082805
    Abstract: Disclosed are a carbon porous membranous structure having fine interconnecting pores an average diameter of which is 0.05 to 10 ?m and a porosity of 15 to 85% and a metal-dispersed carbon structure comprising that carbon porous membranous structure having dispersed therein fine particles of at least one kind of a metal and an alloy. The carbon porous membranous structures are useful as a component of fuel cells, particularly as an electrode base material of gas diffusion electrodes for solid polymer electrolyte fuel cells and phosphoric acid fuel cells.
    Type: Application
    Filed: December 11, 2006
    Publication date: April 12, 2007
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Shyusei Ohya, Jun Takagi, Yuuichi Fujii, Shigeru Yao
  • Publication number: 20070062719
    Abstract: Silicon carbide-based fine particles containing an electrically conducting inorganic substance and a electromagnetic wave absorbing material, which are fine particles comprising a particle inner portion of a silicon carbide-based material and a surface layer formed of an electrically conducting inorganic substance mainly comprising carbon, wherein a gradient layer with the compositional ratio of the electrically conducting inorganic substance gradiently increasing toward the particle surface is present and the thickness of the electrically conducting inorganic substance gradient layer is from 1 to 500 nm. The electromagnetic wave absorbing material of the present invention can selectively absorb a electromagnetic wave of 1 to 300 GHz in a wide band.
    Type: Application
    Filed: September 20, 2006
    Publication date: March 22, 2007
    Applicant: Ube Industries, Ltd., a corporation of Japan
    Inventors: Koji Shibata, Takeshi Kita, Koji Shiba, Takashi Kino, Hideo Sano, Yoichi Okubo, Shigeru Yao