Patents by Inventor Nobuhiro Oosaki
Nobuhiro Oosaki 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: 11655390Abstract: The present invention provides a coating fluid including: a hydroxy group-containing resin; an inorganic layered compound; and a liquid medium, in which a ratio (outflow time (B)/outflow time (A)) of outflow time (B) of a coating fluid at 5° C. measured by a Zahn cup to outflow time (A) of a coating fluid at 24° C. measured by a Zahn cup is 1.40 or less.Type: GrantFiled: November 5, 2018Date of Patent: May 23, 2023Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Nobuhiro Oosaki, Mizuki Sato, Daisuke Shibata
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Publication number: 20210179882Abstract: The present invention provides a coating fluid for forming a gas barrier layer, the coating fluid including; a liquid medium containing water; and a resin having at least one type of functional group selected from the group consisting of a hydroxy group, a carboxy group, an amino group, and a sulfo group, in which an average particle size of the resin is 100 to 600 nm.Type: ApplicationFiled: November 27, 2018Publication date: June 17, 2021Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Nobuhiro OOSAKI, Makiko MIURA, Daisuke SHIBATA
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Patent number: 10899935Abstract: A coating material for preventing metal corrosion contains 50 to 99% by mass of an inorganic layered compound having an average particle size of 10 ?m or less; 1 to 50% by mass of a corrosion inhibitor; and a liquid medium, in which the total content of the inorganic layered compound and the corrosion inhibitor is 100% by mass.Type: GrantFiled: August 16, 2016Date of Patent: January 26, 2021Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Nobuhiro Oosaki, Makiko Miura, Daisuke Shibata
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Publication number: 20200270476Abstract: The present invention provides a coating fluid including: a hydroxy group-containing resin; an inorganic layered compound; and a liquid medium, in which a ratio (outflow time (B)/outflow time (A)) of outflow time (B) of a coating fluid at 5° C. measured by a Zahn cup to outflow time (A) of a coating fluid at 24° C. measured by a Zahn cup is 1.40 or less.Type: ApplicationFiled: November 5, 2018Publication date: August 27, 2020Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Nobuhiro OOSAKI, Mizuki SATO, Daisuke SHIBATA
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Patent number: 10174236Abstract: A heat storage material composition that is excellent in shape retention and bleed resistance is provided. The heat storage material composition is obtained by heat-treating Component (A), Polymer (B-1) and Polymer (B-2) together. Component (A) is a polyhydric alcohol not having constitutional units derived from any vinyl monomers. Polymer (B-1) is a polymer composed mainly of constitutional units derived from acrylic acid or a salt thereof, a polymer composed mainly of constitutional units derived from methacrylic acid or a salt thereof, or a mixture thereof, excluding a polymer having two or more hydroxy groups in one polymer chain. Polymer (B-2) is a polymer composed mainly of constitutional units derived from a vinyl monomer, and having two or more hydroxy groups in one polymer chain.Type: GrantFiled: March 19, 2015Date of Patent: January 8, 2019Assignee: Sumitomo Chemical Company, LimitedInventors: Yu Miura, Nobuhiro Oosaki, Yoshinobu Nozue
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Publication number: 20180244929Abstract: A coating material for preventing metal corrosion contains 50 to 99% by mass of an inorganic layered compound having an average particle size of 10 ?m or less; 1 to 50% by mass of a corrosion inhibitor; and a liquid medium, in which the total content of the inorganic layered compound and the corrosion inhibitor is 100% by mass.Type: ApplicationFiled: August 16, 2016Publication date: August 30, 2018Inventors: Nobuhiro OOSAKI, Makiko MIURA, Daisuke SHIBATA
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Patent number: 9850371Abstract: Methods for producing a resin film or a layered article which are excellent in gas barrier properties under high humidity conditions are disclosed. In the methods, a precursor film of a resin composition composed of alkali metal ions and a resin component having both hydroxyl groups and carboxyl groups is subjected to treatments including (i) dry heating treatment of holding the precursor film under an atmosphere characterized by a temperature not lower than 100° C. and a water vapor concentration less than 50 g/m3, (ii) wet heating treatment of holding the precursor film resulting from the dry heating treatment under an atmosphere characterized by a temperature not lower than 100° C. and a water vapor concentration more than 290 g/m3 or in water at a temperature not lower than 80° C., and (iii) drying the precursor film resulting from the wet heating treatment.Type: GrantFiled: July 14, 2009Date of Patent: December 26, 2017Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Nobuhiro Oosaki, Jinsho Nambu, Taiichi Sakaya
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Publication number: 20170088761Abstract: A heat storage material composition that is excellent in shape retention and bleed resistance is provided. The heat storage material composition is obtained by heat-treating Component (A), Polymer (B-1) and Polymer (B-2) together. Component (A) is a polyhydric alcohol not having constitutional units derived from any vinyl monomers. Polymer (B-1) is a polymer composed mainly of constitutional units derived from acrylic acid or a salt thereof, a polymer composed mainly of constitutional units derived from methacrylic acid or a salt thereof, or a mixture thereof, excluding a polymer having two or more hydroxy groups in one polymer chain. Polymer (B-2) is a polymer composed mainly of constitutional units derived from a vinyl monomer, and having two or more hydroxy groups in one polymer chain.Type: ApplicationFiled: March 19, 2015Publication date: March 30, 2017Applicant: Sumitomo Chemical Company, LimitedInventors: Yu MIURA, Nobuhiro OOSAKI, Yoshinobu NOZUE
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Patent number: 9487638Abstract: Disclosed is an inorganic film comprising an inorganic laminar compound and a resin, characterized in that when an image observed with a transmission electron microscope of a cross section of the inorganic film including the thickness direction of the film is subjected to image processing to classify into 256 levels of shade on the gray scale, and subsequently, at each of arbitrary five or more points of the image-processed observed image, a straight line is drawn parallel with the thickness direction of the inorganic film from one surface of the inorganic film to the other surface, and then linear analysis is performed along each of the straight lines, the average value of standard deviations of degrees relative to the degree of each shade determined from the results of the linear analysis is 15 or less.Type: GrantFiled: July 2, 2014Date of Patent: November 8, 2016Assignee: Sumitomo Chemical Company, LimitedInventor: Nobuhiro Oosaki
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Publication number: 20160002057Abstract: Disclosed is an inorganic film made of an inorganic laminar compound, the film satisfying Formulae 1 and 2, Ha/Hb<2 (Formula 1) wherein Ha is the peak intensity in an X-ray diffraction measurement of the inorganic film; Hb is the peak intensity in an X-ray diffraction measurement of a film resulting from the below-defined treatment (A) applied to the inorganic film, Da?Db?2 (Formula 2) wherein Da is the spacing (?) of the inorganic laminar compound constituting the inorganic film; Db is the spacing (?) of the inorganic laminar compound constituting the film resulting from the treatment (A) applied to the inorganic film, wherein in treatment (A), the inorganic film is heated at 350° C. for 60 minutes at a water vapor concentration of 50 g/cm3 or less and subsequently is left at rest for 24 hours at a temperature of 23° C. and a humidity of 50% RH.Type: ApplicationFiled: July 2, 2014Publication date: January 7, 2016Inventor: Nobuhiro OOSAKI
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Publication number: 20160002485Abstract: Disclosed is an inorganic film comprising an inorganic laminar compound and a resin, characterized in that when an image observed with a transmission electron microscope of a cross section of the inorganic film including the thickness direction of the film is subjected to image processing to classify into 256 levels of shade on the gray scale, and subsequently, at each of arbitrary five or more points of the image-processed observed image, a straight line is drawn parallel with the thickness direction of the inorganic film from one surface of the inorganic film to the other surface, and then linear analysis is performed along each of the straight lines, the average value of standard deviations of degrees relative to the degree of each shade determined from the results of the linear analysis is 15 or less.Type: ApplicationFiled: July 2, 2014Publication date: January 7, 2016Inventor: Nobuhiro OOSAKI
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Patent number: 9221691Abstract: Disclosed is an inorganic film made of an inorganic laminar compound, the film satisfying Formulae 1 and 2, Ha/Hb<2 (Formula 1) wherein Ha is the peak intensity in an X-ray diffraction measurement of the inorganic film; Hb is the peak intensity in an X-ray diffraction measurement of a film resulting from the below-defined treatment (A) applied to the inorganic film, Da?Db?2 (Formula 2) wherein Da is the spacing (?) of the inorganic laminar compound constituting the inorganic film; Db is the spacing (?) of the inorganic laminar compound constituting the film resulting from the treatment (A) applied to the inorganic film, wherein in treatment (A), the inorganic film is heated at 350° C. for 60 minutes at a water vapor concentration of 50 g/cm3 or less and subsequently is left at rest for 24 hours at a temperature of 23° C. and a humidity of 50% RH.Type: GrantFiled: July 2, 2014Date of Patent: December 29, 2015Assignee: Sumitomo Chemical Company, LimitedInventor: Nobuhiro Oosaki
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Publication number: 20150299496Abstract: A multilayer structure is provided having a substrate and first and second layers thereon. The first layer is made from a mixture liquid including a water-soluble resin, an aqueous medium, and an olefin polymer including monomer units based on an ?-olefin having 2 to 20 carbon atoms, monomer units based on an ?,?-unsaturated carboxylic acid ester, and monomer units based on a compound selected from the group consisting of ?,?-unsaturated carboxylic acids and ?,?-unsaturated carboxylic acid anhydrides. The content of the monomer units based on the ?-olefin is 50% by mass or more.Type: ApplicationFiled: December 2, 2013Publication date: October 22, 2015Applicant: Sumitomo Chemical Company, LimitedInventors: Nobuhiro OOSAKI, Masashi NAGANO
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Patent number: 8685307Abstract: A method for producing a multilayer article is provided.Type: GrantFiled: September 28, 2007Date of Patent: April 1, 2014Assignee: Sumitomo Chemical Company, LimitedInventors: Nobuhiro Oosaki, Jinsho Nambu
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Patent number: 8309182Abstract: A method for producing a multilayer structure including a first layer and a second layer adjacent to the first layer, wherein the first layer comprises a first inorganic laminar compound and the second layer comprises a second inorganic laminar compound, comprising applying a first coating slip comprising a first liquid medium and a first material onto a substrate and removing the first liquid medium, and a step of applying a second coating slip comprising a second liquid medium and a second material onto the first layer and removing the second liquid medium, wherein the first coating slip and the second coating slip satisfy a requirement that the ratio of the dry volume of the second inorganic laminar compound to the dry volume of the second material is higher than the ratio of the dry volume of the first inorganic laminar compound to the dry volume of the first material.Type: GrantFiled: October 20, 2008Date of Patent: November 13, 2012Assignee: Sumitomo Chemical Company, LimitedInventors: Nobuhiro Oosaki, Taiichi Sakaya
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Patent number: 8129042Abstract: Disclosed is a multilayer structure including a first layer and a second layer adjacent to the first layer, wherein the first layer is formed of a first material comprising a first inorganic laminar compound and a second layer is formed of a second material comprising a second inorganic laminar compound with a volume fraction greater than the volume fraction of the first inorganic laminar compound in the first layer. The multilayer structure may includes a substrate layer. A method for producing the multilayer structure is also disclosed.Type: GrantFiled: October 20, 2005Date of Patent: March 6, 2012Assignee: Sumitomo Chemical Company, LimitedInventors: Nobuhiro Oosaki, Taiichi Sakaya
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Patent number: 7857938Abstract: There is provided a method for producing a barrier container having a barrier layer which constitutes the inner surface of the container by joining container parts, the method having step (1) of producing container parts from a thermoplastic resin, the container parts each having an inner surface, step (2) of applying a coating liquid containing a liquid medium and a polymer component (A) having hydroxyl groups and carboxyl groups with a ratio of the number of the hydroxyl groups to the number of the carboxyl groups of from 30:70 to 95:5 to the inner surfaces of the container parts produced in step (1), thereby forming a film on the inner surfaces, step (3) of joining the container parts having the film to form a primary container, and step (4) of dry heating the primary container to obtain a dry heated container having a barrier layer.Type: GrantFiled: April 21, 2008Date of Patent: December 28, 2010Assignee: Sumitomo Chemical Company, LimitedInventors: Nobuhiro Oosaki, Jinsho Nambu
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Publication number: 20090283940Abstract: A method for producing a multilayer article is provided.Type: ApplicationFiled: September 28, 2007Publication date: November 19, 2009Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Nobuhiro Oosaki, Jinsho Nambu
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Publication number: 20090274843Abstract: Methods for producing a resin film or a layered article which are excellent in gas barrier properties under high humidity conditions are disclosed. In the methods, a precursor film of a resin composition composed of alkali metal ions and a resin component having both hydroxyl groups and carboxyl groups is subjected to treatments including (i) dry heating treatment of holding the precursor film under an atmosphere characterized by a temperature not lower than 100° C. and a water vapor concentration less than 50 g/m3, (ii) wet heating treatment of holding the precursor film resulting from the dry heating treatment under an atmosphere characterized by a temperature not lower than 100° C. and a water vapor concentration more than 290 g/m3 or in water at a temperature not lower than 80° C., and (iii) drying the precursor film resulting from the wet heating treatment.Type: ApplicationFiled: July 14, 2009Publication date: November 5, 2009Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Nobuhiro Oosaki, Jinsho Nambu, Taiichi Sakaya
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Publication number: 20090047492Abstract: Disclosed is a multilayer structure including a first layer and a second layer adjacent to the first layer, wherein the first layer is formed of a first material comprising a first inorganic laminar compound and a second layer is formed of a second material comprising a second inorganic laminar compound with a volume fraction greater than the volume fraction of the first inorganic laminar compound in the first layer. The multilayer structure may includes a substrate layer. A method for producing the multilayer structure is also disclosed.Type: ApplicationFiled: October 20, 2008Publication date: February 19, 2009Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Nobuhiro OOSAKI, Taiichi SAKAYA