Patents by Inventor Yoshinobu Nozue
Yoshinobu Nozue 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: 11773266Abstract: Provided is a polymer having a sharp melting peak and allowing easy adjustment of the melting peak temperature. Specifically provided is a polymer having two or more kinds of constitutional units containing an alkyl group having 14 or more and 30 or less carbon atoms, wherein the proportions of the number of the two or more kinds of constitutional units containing an alkyl group having 14 or more and 30 or less carbon atoms are each 20% or more, with respect to 100% of the total number of all constitutional units containing an alkyl group having 14 or more and 30 or less carbon atoms. An enthalpy of fusion of the polymer observed within a temperature range of 10° C. or higher and lower than 60° C. in differential scanning calorimetry is 30 J/g or more.Type: GrantFiled: April 20, 2021Date of Patent: October 3, 2023Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Koji Ishiwata, Yasutoyo Kawashima, Yoshinobu Nozue
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Publication number: 20210269645Abstract: Provided is a polymer having a sharp melting peak and allowing easy adjustment of the melting peak temperature. Specifically provided is a polymer having two or more kinds of constitutional units containing an alkyl group having 14 or more and 30 or less carbon atoms, wherein the proportions of the number of the two or more kinds of constitutional units containing an alkyl group having 14 or more and 30 or less carbon atoms are each 20% or more, with respect to 100% of the total number of all constitutional units containing an alkyl group having 14 or more and 30 or less carbon atoms. An enthalpy of fusion of the polymer observed within a temperature range of 10° C. or higher and lower than 60° C. in differential scanning calorimetry is 30 J/g or more.Type: ApplicationFiled: April 20, 2021Publication date: September 2, 2021Inventors: Koji ISHIWATA, Yasutoyo KAWASHIMA, Yoshinobu NOZUE
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Patent number: 11015060Abstract: Provided is a polymer having a sharp melting peak and allowing easy adjustment of the melting peak temperature. Specifically provided is a polymer having two or more kinds of constitutional units containing an alkyl group having 14 or more and 30 or less carbon atoms, wherein the proportions of the number of the two or more kinds of constitutional units containing an alkyl group having 14 or more and 30 or less carbon atoms are each 20% or more, with respect to 100% of the total number of all constitutional units containing an alkyl group having 14 or more and 30 or less carbon atoms. An enthalpy of fusion of the polymer observed within a temperature range of 10° C. or higher and lower than 60° C. in differential scanning calorimetry is 30 J/g or more.Type: GrantFiled: June 13, 2017Date of Patent: May 25, 2021Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Koji Ishiwata, Yasutoyo Kawashima, Yoshinobu Nozue
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Patent number: 10717792Abstract: A polymer that is capable of affording a heat storage material superior in humidity permeability and shape retention after phase transition and that is superior in molding processability is provided. The polymer includes constitutional units (A) derived from ethylene, constitutional units (B) represented by a specified formula, and optionally includes constitutional units (C) represented by another specified formula. Where the total number of the units (A), the units (B), and the units (C) is 100%, the number of the units (A) accounts for 70% to 99%, the total number of the units (B) and the units (C) accounts for 1% by weight to 30% by weight. Where the total number of the units (B) and the units (C) is 100%, the number of the units (B) accounts for 1% to 100% and the number of the units (C) accounts for 0% to 99%.Type: GrantFiled: June 14, 2019Date of Patent: July 21, 2020Assignee: Sumitomo Chemical Company, LimitedInventors: Yu Miura, Yasutoyo Kawashima, Kohei Ueda, Yoshinobu Nozue
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Publication number: 20190309109Abstract: A polymer that is capable of affording a heat storage material superior in humidity permeability and shape retention after phase transition and that is superior in molding processability is provided. The polymer includes constitutional units (A) derived from ethylene, constitutional units (B) represented by a specified formula, and optionally includes constitutional units (C) represented by another specified formula. Where the total number of the units (A), the units (B), and the units (C) is 100%, the number of the units (A) accounts for 70% to 99%, the total number of the units (B) and the units (C) accounts for 1% by weight to 30% by weight. Where the total number of the units (B) and the units (C) is 100%, the number of the units (B) accounts for 1% to 100% and the number of the units (C) accounts for 0% to 99%.Type: ApplicationFiled: June 14, 2019Publication date: October 10, 2019Inventors: Yu MIURA, Yasutoyo KAWASHIMA, Kohei UEDA, Yoshinobu NOZUE
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Patent number: 10370467Abstract: A polymer that is capable of affording a heat storage material superior in humidity permeability and shape retention after phase transition and that is superior in molding processability is provided. The polymer includes constitutional units (A) derived from ethylene, constitutional units (B) represented by a specified formula, and optionally includes constitutional units (C) represented by another specified formula. Where the total number of the units (A), the units (B), and the units (C) is 100%, the number of the units (A) accounts for 70% to 99%, the total number of the units (B) and the units (C) accounts for 1% by weight to 30% by weight. Where the total number of the units (B) and the units (C) is 100%, the number of the units (B) accounts for 1% to 100% and the number of the units (C) accounts for 0% to 99%.Type: GrantFiled: December 10, 2015Date of Patent: August 6, 2019Assignee: Sumitomo Chemical Company, LimitedInventors: Yu Miura, Yasutoyo Kawashima, Kohei Ueda, Yoshinobu Nozue
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Publication number: 20190144676Abstract: Provided is a polymer having a sharp melting peak and allowing easy adjustment of the melting peak temperature. Specifically provided is a polymer having two or more kinds of constitutional units containing an alkyl group having 14 or more and 30 or less carbon atoms, wherein the proportions of the number of the two or more kinds of constitutional units containing an alkyl group having 14 or more and 30 or less carbon atoms are each 20% or more, with respect to 100% of the total number of all constitutional units containing an alkyl group having 14 or more and 30 or less carbon atoms. An enthalpy of fusion of the polymer observed within a temperature range of 10° C. or higher and lower than 60° C. in differential scanning calorimetry is 30 J/g or more.Type: ApplicationFiled: June 13, 2017Publication date: May 16, 2019Inventors: Koji ISHIWATA, Yasutoyo KAWASHIMA, Yoshinobu NOZUE
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Publication number: 20190033503Abstract: An object of the present invention is to provide a light-modulating member which restrains incidence of sunlight into a room in summer and does not restrain incidence of sunlight into a room in winter, and is also easily used as a member for window. The present invention relates to a light-modulating member produced by arranging one or a plurality of shaped resin sheets having projections on one surface, wherein the projection has a height of 1 ?m or more and 1 cm or less and a pitch interval of 10 ?m or more and 10 cm or less.Type: ApplicationFiled: October 5, 2018Publication date: January 31, 2019Applicants: SUMITOMO CHEMICAL COMPANY, LIMITED, NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGYInventors: Takayuki MINO, Katsumi AKADA, Yoshinobu NOZUE, Kazuki YOSHIMURA
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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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Patent number: 9909002Abstract: There are provided a resin composition capable of affording a cross-linked foam excellent in heat storage performance, a cross-linked product of the resin composition, and a method for producing the cross-linked product. Specifically, there is provided a resin composition containing an olefin polymer comprising a main chain containing monomer units derived from ethylene and branch chains having 5 or more carbon atoms, the number of the branch chains being within the range of 20 chains to 40 chains per 1000 carbon atoms constituting the olefin polymer, and having a melting peak temperature measured with DSC of within the range of 10° C. to 50° C., a crystallization peak temperature measured with DSC of within the range of 0° C. to 40° C., and a melt enthalpy measured with DSC of 50 J/g or more, and an olefin polymer having a melting peak temperature measured with DSC of within the range of 50° C. to 180° C.Type: GrantFiled: April 8, 2015Date of Patent: March 6, 2018Assignee: Sumitomo Chemical Company, LimitedInventors: Yasutoyo Kawashima, Yoshinobu Nozue
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Publication number: 20180030175Abstract: A polymer that is capable of affording a heat storage material superior in humidity permeability and shape retention after phase transition and that is superior in molding processability is provided. The polymer includes constitutional units (A) derived from ethylene, constitutional units (B) represented by a specified formula, and optionally includes constitutional units (C) represented by another specified formula. Where the total number of the units (A), the units (B), and the units (C) is 100%, the number of the units (A) accounts for 70% to 99%, the total number of the units (B) and the units (C) accounts for 1% by weight to 30% by weight. Where the total number of the units (B) and the units (C) is 100%, the number of the units (B) accounts for 1% to 100% and the number of the units (C) accounts for 0% to 99%.Type: ApplicationFiled: December 10, 2015Publication date: February 1, 2018Inventors: Yu MIURA, Yasutoyo KAWASHIMA, Kohei UEDA, Yoshinobu NOZUE
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Publication number: 20170121516Abstract: There are provided a resin composition capable of affording a cross-linked foam excellent in heat storage performance, a cross-linked product of the resin composition, and a method for producing the cross-linked product. Specifically, there is provided a resin composition containing an olefin polymer comprising a main chain containing monomer units derived from ethylene and branch chains having 5 or more carbon atoms, the number of the branch chains being within the range of 20 chains to 40 chains per 1000 carbon atoms constituting the olefin polymer, and having a melting peak temperature measured with DSC of within the range of 10° C. to 50° C., a crystallization peak temperature measured with DSC of within the range of 0° C. to 40° C., and a melt enthalpy measured with DSC of 50 J/g or more, and an olefin polymer having a melting peak temperature measured with DSC of within the range of 50° C. to 180° C.Type: ApplicationFiled: April 8, 2015Publication date: May 4, 2017Applicant: Sumitomo Chemical Company, LimitedInventors: Yasutoyo KAWASHIMA, Yoshinobu NOZUE
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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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Publication number: 20150309227Abstract: An object of the present invention is to provide a light-modulating member which restrains incidence of sunlight into a room in summer and does not restrain incidence of sunlight into a room in winter, and is also easily used as a member for window. The present invention relates to a light-modulating member produced by arranging one or a plurality of shaped resin sheets having projections on one surface, wherein the projection has a height of 1 ?m or more and 1 cm or less and a pitch interval of 10 ?m or more and 10 cm or less.Type: ApplicationFiled: November 19, 2013Publication date: October 29, 2015Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Takayuki MINO, Katsumi AKADA, Yoshinobu NOZUE, Kazuki YOSHIMURA
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Patent number: 8927671Abstract: The present invention relates to an ethylene-?-olefin copolymer satisfying the following requirements (A) to (E): (A) the MFR is 0.1 to 50 g/10 min., (B) the density is 860 to 970 kg/m3, (C) the Mz/Mw is from 3.0 to 6.0, (D) the fraction having a molecular weight of 106.5 g/mol of the ethylene-?-olefin copolymer has a branching index g? of 0.26 or more, and (E) the Ea is 60 to 90 kJ/mol.Type: GrantFiled: September 30, 2013Date of Patent: January 6, 2015Assignee: Sumitomo Chemical Company, LimitedInventors: Jumma Nomura, Masato Takano, Yoshinobu Nozue
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Patent number: 8871885Abstract: An ethylene-?-olefin copolymer wherein the copolymer has a monomer unit based on ethylene and a monomer unit based on an ?-olefin having 3 to 20 carbon atoms, the density (d) is 860 to 950 kg/m3, the melt flow rate (MFR) is 1 to 100 g/10 min, the ratio (Mw/Mn) of the weight average molecular weight (Mw) to the number average molecular weight (Mn) is 4 to 30, the ratio (Mz/Mw) of the Z average molecular weight (Mz) to the weight average molecular weight (Mw) is 2 to 5, the swell ratio (SR) is 1.8 or more, and the characteristic relaxation time (?) obtained by linear viscoelasticity measurement is 0.01 to 10 seconds.Type: GrantFiled: November 27, 2008Date of Patent: October 28, 2014Assignee: Sumitomo Chemical Company, LimitedInventors: Yoshinobu Nozue, Naoko Ochi, Yasutoyo Kawashima
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Patent number: 8841396Abstract: An ethylene-?-olefin copolymer, wherein the ethylene-?-olefin copolymer has a density of 860 to 950 kg/m3 and a melt flow rate of 0.01 to 100 g/10 min, wherein in a molecular weight curve measured by gel permeation chromatography, the molecular weight of the copolymer providing the highest peak exists within the range of 10,000 to 20,000, wherein the height of the peak at a molecular weight of 177,000 is 5 to 30% where the height of the highest peak is 100%, wherein a characteristic relaxation time of the copolymer satisfies a relation represented by formula (1), and wherein the ethylene-?-olefin copolymer exhibits more than one melt peak observed by a differential scanning calorimeter. 40.2×MFR?0.606<?<71.8×MFR?0.Type: GrantFiled: March 10, 2011Date of Patent: September 23, 2014Assignee: Sumitomo Chemical Company, LimitedInventors: Yoshinobu Nozue, Naoko Ochi
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Patent number: 8809462Abstract: An ethylene-?-olefin copolymer comprising monomer units derived from ethylene and monomer units derived from an ?-olefin having 3 to 20 carbon atoms, having a density (d) of 860 to 950 kg/m3, having a melt flow rate (MFR) of 0.01 to 100 g/10 min, having a bimodal molecular weight distribution, and having a single melting peak measured by a differential scanning calorimeter (DSC).Type: GrantFiled: May 27, 2010Date of Patent: August 19, 2014Assignee: Sumitomo Chemical Company, LimitedInventors: Yoshinobu Nozue, Naoko Ochi
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Publication number: 20140094582Abstract: The present invention relates to an ethylene-?-olefin copolymer satisfying the following requirements (A) to (E): (A) the MFR is 0.1 to 50 g/10 min., (B) the density is 860 to 970 kg/m3, (C) the Mz/Mw is from 3.0 to 6.0, (D) the fraction having a molecular weight of 106.5 g/mol of the ethylene-?-olefin copolymer has a branching index g? of 0.26 or more, and (E) the Ea is 60 to 90 kJ/mol.Type: ApplicationFiled: September 30, 2013Publication date: April 3, 2014Inventors: Jumma NOMURA, Masato TAKANO, Yoshinobu NOZUE
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Publication number: 20130324691Abstract: The present invention rerates to an ethylene-?-olefin copolymer comprising monomer units derived from ethylene and monomer units derived from an ?-olefin having 3 to 20 carbon atoms, wherein the ethylene-?-olefin copolymer has a density of 860 to 950 kg/m3, a melt flow rate of 0.1 to 20.0 g/10 minutes, a ratio of a weight average molecular weight to a number average molecular weight measured by gel permeation chromatography of 2.0 to 3.5, a swell ratio of 2.0 to 2.8, and an activation energy of flow of 31.0 to 35.0 kJ/mol.Type: ApplicationFiled: February 21, 2012Publication date: December 5, 2013Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventor: Yoshinobu Nozue