Patents by Inventor Ryo Aburatani
Ryo Aburatani 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: 20140227610Abstract: Glass particles including Li, P and S, wherein when a Raman spectrum of the glass particles is measured five times or more and a peak at 330 to 450 cm?1 in the Raman spectrum is separated into peaks of components by waveform separation, the standard deviation of the area ratio of each of the peaks of the components is 3.0 or less, the area of the peak of PS43? component obtained by the waveform separation is 10 to 95% of the total area, and the area of P2S74? component obtained by the waveform separation is 5 to 45% of the total area, and the area of the peak of PS43? component is larger than the area of the peak of P2S74? component.Type: ApplicationFiled: September 20, 2012Publication date: August 14, 2014Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Ryo Aburatani, Minoru Senga, Tadanori Junke, Masao Aida
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Publication number: 20130295464Abstract: A composite material including a conducting material and an alkali metal sulfide formed integrally on the surface of the conducting material.Type: ApplicationFiled: January 25, 2012Publication date: November 7, 2013Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Kazuaki Yanagi, Minoru Senga, Ryo Aburatani, Tsuyoshi Ota
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Patent number: 8546481Abstract: An aqueous dispersion containing a graft copolymer satisfying (a) to (e) and water: (a) a graft rate is 1 to 150% by mass, (b) a weight average molecular weight is 500 to 400000, (c) a molecular weight distribution is 1.5 to 4, (d) a main chain containing a monomer unit having a hydrophilic group and (e) an ?-olefin homopolymerization or ?-olefin/ethylene copolymerization side chain, wherein a mesopentad ratio [mmmm] of the polymerization chain is 30 to 80 mole %.Type: GrantFiled: January 27, 2009Date of Patent: October 1, 2013Assignee: Idemitsu Kosan Co., Ltd.Inventors: Shuji Machida, Takenori Fujimura, Ryo Aburatani
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Patent number: 8507604Abstract: A graft copolymer satisfying (a) to (e): (a) a main chain derived from one or more monomers selected from (I) an acrylic acid, (II) a methacrylic acid, (III) a vinyl ester, (IV) a styrene and (V) a vinyl group-containing silane compound, at least one kind of the monomer having a crosslinkable functional group, (b) a side chain derived from a reactive homopolymer ?-olefin having a meso pentad fraction (mmmm) of from 30 to 80% by mol or a copolymer of 50% by mass or more of at least one ?-olefin, (c) a graft ratio of from 1 to 150% by mass, (d) a weight average molecular weight of from 500 to 400,000, and (e) a molecular weight distribution (Mw/Mn) of from 1.5 to 4.Type: GrantFiled: March 12, 2009Date of Patent: August 13, 2013Assignee: Idemitsu Kosan Co., Ltd.Inventors: Takenori Fujimura, Ryo Aburatani, Shuji Machida, Shinichi Nakamura
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Patent number: 8461261Abstract: Provided is a resin composition containing a resin component prepared by blending a graft copolymer with an engineering plastic, wherein the above graft copolymer is a graft copolymer satisfying (a) to (e) shown below: (a) a graft rate is 1 to 150% by mass, (b) a weight average molecular weight measured by GPC is 500 to 400000, (c) a molecular weight distribution (Mw/Mn) is 1.5 to 4, (d) a main chain is a polymerization chain containing 1 to 100% by mass of a monomer unit having a functional group interacting with the engineering plastic and (e) a side chain is a homopolymerization chain of a single kind selected from ?-olefins having 3 to 28 carbon atoms or a copolymerization chain of two or more kinds selected therefrom or a copolymerization chain comprising an ?-olefin unit having 3 to 28 carbon atoms and an ethylene unit which accounts for 50% by mass or less, and a mesopentad ratio [mmmm] of the polymerization chain is 30 to 80 mole %.Type: GrantFiled: January 14, 2009Date of Patent: June 11, 2013Assignee: Idemitsu Kosan Co., Ltd.Inventors: Manabu Nomura, Susumu Kanno, Ryo Aburatani, Shuji Machida
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Patent number: 8461271Abstract: Provided is a production process for a graft copolymer or a thermoplastic resin composition containing the above graft copolymer, which comprises graft-polymerizing 100 parts by mass of a combination of 20 to 100% by mass of a reactive polyolefin and 0 to 80% by mass of a polyolefin other than the reactive polyolefin with 0.2 to 300 parts by mass of at least one specific monomer under the presence of a radical initiator and which is useful as a sealant, a modifier for polyolefins, a surface treating agent, a primer treating agent, a coating agent component and the like.Type: GrantFiled: November 30, 2007Date of Patent: June 11, 2013Assignee: Idemitsu Kosan Co., Ltd.Inventors: Shuji Machida, Ryo Aburatani, Takenori Fujimura, Harumi Nakashima
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Publication number: 20120009484Abstract: Glass includes an aggregate of solid electrolyte particles including Li, P, and S, wherein when a Raman spectrum of the glass is repeatedly measured and a peak at 330 to 450 cm?1 in each Raman spectrum is separated to waveforms of individual components, a standard deviation of a waveform area ratio of each component is less than 4.0.Type: ApplicationFiled: April 7, 2010Publication date: January 12, 2012Applicant: Idemitsu Kosan Co., Ltd.Inventors: Ryo Aburatani, Minoru Senga, Tsuyoshi Ota, Masaru Nakagawa
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Publication number: 20110104503Abstract: According to the present invention, an aqueous dispersion containing a graft copolymer satisfying (a) to (e) shown below and water is provided, and it is an aqueous dispersion containing a graft copolymer which shows an excellent dispersibility even in a state of reducing a surfactant and which is excellent in an affinity with a binder resin, a pigment and the like: (a) a graft rate is 1 to 150% by mass, (b) a weight average molecular weight measured by GPC is 500 to 400000, (c) a molecular weight distribution (Mw/Mn) is 1.Type: ApplicationFiled: January 27, 2009Publication date: May 5, 2011Applicant: Idemitsu Kosan Co., Ltd.Inventors: Shuji Machida, Takenori Fujimura, Ryo Aburatani
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Publication number: 20110021703Abstract: Provided is a resin composition containing a resin component prepared by blending a graft copolymer with an engineering plastic, wherein the above graft copolymer is a graft copolymer satisfying (a) to (e) shown below: (a) a graft rate is 1 to 150% by mass, (b) a weight average molecular weight measured by GPC is 500 to 400000, (c) a molecular weight distribution (Mw/Mn) is 1.5 to 4, (d) a main chain is a polymerization chain containing 1 to 100% by mass of a monomer unit having a functional group interacting with the engineering plastic and (e) a side chain is a homopolymerization chain of a single kind selected from ?-olefins having 3 to 28 carbon atoms or a copolymerization chain of two or more kinds selected therefrom or a copolymerization chain comprising an ?-olefin unit having 3 to 28 carbon atoms and an ethylene unit which accounts for 50% by mass or less, and a mesopentad ratio [mmmm] of the polymerization chain is 30 to 80 mole %.Type: ApplicationFiled: January 14, 2009Publication date: January 27, 2011Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Manabu Nomura, Susumu Kanno, Ryo Aburatani, Shuji Machida
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Publication number: 20110015338Abstract: A graft copolymer is provided that is useful as an adhesive composition that is excellent in adhesion strength between polyolefins and between a polyolefin and another member (for example, a metal, a resin, and an inorganic material, such as glass), is excellent in flowability at a low temperature and in melting property in a low temperature range, and is excellent in heat resistance after adhesion, i.e.Type: ApplicationFiled: March 12, 2009Publication date: January 20, 2011Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Takenori Fujimura, Ryo Aburatani, Shuji Machida, Shinichi Nakamura
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Publication number: 20100324242Abstract: Provided are a highly-pure, terminal-unsaturated olefin polymer which is produced through homopolymerization or copolymerization of one or more ?-olefins having from 3 to 28 carbon atoms, or copolymerization of at least one ?-olefin having from 3 to 28 carbon atoms and ethylene, in the presence of a catalyst, and which satisfies the following (1) to (4); and a method of efficiently producing the olefin polymer having a high degree of terminal unsaturation degree and containing little catalyst residue. (1) The content of the transition metal derived from the catalyst is at most 10 ppm by mass, the content of aluminium is at most 300 ppm by mass, and the content of boron is at most 10 ppm by mass; (2) The polymer has from 0.5 to 1.0 vinylidene group/molecule as the terminal unsaturated group; (3) The polymer has an intrinsic viscosity [?], as measured in decalin at 135° C., of from 0.01 to 2.5 dl/g; (4) The polymer has a molecular weight distribution (Mw/Mn) of at most 4.Type: ApplicationFiled: October 18, 2007Publication date: December 23, 2010Applicant: Idemitsu Kosan Co., Ltd.Inventors: Shuji Machida, Ryo Aburatani, Takenori Fujimura, Takehiro Tsuda, Yutaka Minami
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Publication number: 20100076146Abstract: Provided is a production process for a graft copolymer or a thermoplastic resin composition containing the above graft copolymer, which comprises graft-polymerizing 100 parts by mass of a combination of 20 to 100% by mass of a reactive polyolefin and 0 to 80% by mass of a polyolefin other than the reactive polyolefin with 0.2 to 300 parts by mass of at least one specific monomer under the presence of a radical initiator and which is useful as a sealant, a modifier for polyolefins, a surface treating agent, a primer treating agent, a coating agent component and the like.Type: ApplicationFiled: November 30, 2007Publication date: March 25, 2010Applicant: Idemitsu Kosan Co., Ltd.Inventors: Shuji Machida, Ryo Aburatani, Takenori Fujimura, Harumi Nakashima
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Patent number: 7645837Abstract: A chlorinated propylene-based polymer of the present invention having a weight average molecular weight (Mw) as measured by gel permeation chromatography (GPC) of 5,000 to 100,000 and a chlorine content of 0.1 to 70% by mass has the following properties: (1) it has a high solubility in a non-aromatic solvent having a low environmental burden even when it has a low degree of chlorination, and (2) it can be inhibited from suffering a decrease in the properties inherent to polypropylenes, such as durability, mechanical properties, appearance and hydrophobicity, by regulating its degree of chlorination at a low value.Type: GrantFiled: August 27, 2004Date of Patent: January 12, 2010Assignee: Idemitsu Kosan Co., Ltd.Inventors: Ryo Aburatani, Masanori Sera, Yutaka Minami
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Patent number: 7569642Abstract: A higher olefin polymer having a polar group which is produced by subjecting to an incorporation reaction of a polar compound or halogen compound into a higher ?-olefin polymer satisfying the requirements of the following (1) and (2), which is obtained by polymerizing one or more higher ?-olefins having 10 or more carbon atoms or copolymerizing one or more higher ?-olefins having 10 or more carbon atoms with one or more other olefins and a method for producing a higher olefin polymer having a polar group which is obtained by polymerizing one or more higher ?-olefins having 10 or more carbon atoms or copolymerizing one or more higher ?-olefins having 10 or more carbon atoms with one or more other olefins to form a higher ?-olefins polymer satisfying the requirements of the following (1) and (2) and subsequently subjecting to an incorporation reaction of a polar compound or halogen compound into the higher ?-olefin polymer.Type: GrantFiled: September 28, 2004Date of Patent: August 4, 2009Assignee: Idemitsu Kosan Co., Ltd.Inventors: Ryo Aburatani, Masanori Sera, Yutaka Minami
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Publication number: 20090018288Abstract: Crosslinked olefin polymers which are reduced in stickiness and improved in rigidity, heat resistance, light resistance, and water resistance while retaining the molding properties such as injection moldability, spinnability, film-forming properties and the physical properties such as toughness (including elongation and break strength) and tackiness; and a process for the production thereof. Crosslinked olefin polymers which are obtained by reacting an ?-olefin polymer produced by polymerization of at least one ?-olefin having 6 or more carbon atoms or polymerization of at least one ?-olefin having 6 or more carbon atoms with at least one other ?-olefin with a crosslinking agent and which satisfy the following requirements: (1) the content of units of ?-olefins having 6 or more carbon atoms is 50 mol % or more, (2) the molecular weight distribution (Mw/Mn) as determined by gel permeation chromatography (GPC) is 7.Type: ApplicationFiled: November 7, 2005Publication date: January 15, 2009Applicant: Idemitsu Kosan Co., Ltd.Inventors: Ryo Aburatani, Yutaka Obata, Tomoaki Takebe, Masanori Sera, Yutaka Minami
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Patent number: 7459503Abstract: The present invention relates to a method for producing a modified propylene-based polymer containing modifying a propylene-based polymer by a radical initiator and an organic acid, a modified propylene-based polymer obtained by the method, and an adhesive composition containing the modified propylene-based polymer. The propylene-based polymer is a propylene homopolymer satisfying the conditions of (a) mmmm=20 to 60 mol %, (b) [rrrr/(1-mmmm)]?0.1, (c) rmrm>2.5 mol %, (d) mmxrr/(mr)2?2.0, and (e) the weight ratio (W25) of components eluted at 25° C. or lower in a temperature programmed chromatography is 20 to 100% by weight, or a propylene copolymer satisfying the condition of (h) the stereoregularity index (P) obtained by 13C-NMR measurement is 55 to 90 mol %. The modified propylene-based polymer of the invention can make a polyolefin, etc. more adhesive, stronger, or flexible, to be useful for a high-adhesive sealant or an polyolefin with increased compatibility to an inorganic filler, etc.Type: GrantFiled: April 11, 2003Date of Patent: December 2, 2008Assignee: Idemitsu Kosan Co., Ltd.Inventors: Masami Kanamaru, Yutaka Minami, Ryo Aburatani, Tomio Tatsumi, Takenori Fujimura
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Patent number: 7420023Abstract: The present invention relates to a process for producing a buten-1-based polymer satisfying the following requirements (a), (b) and (c): (a) a crystalline resin having a melting point (Tm-D) of 0 to 100° C., the melting point being defined as a top of a peak observed on a highest-temperature side in a melting endothermic curve obtained by a differential scanning calorimeter (DSC) when a sample is held in a nitrogen atmosphere at ?10° C. for 5 min and then heated at a temperature rise rate of 10° C./min; (b) a stereoregularity index represented by (mmmm)/(mmrr+rmmr) of 20 or less; and (c) a weight-average molecular weight (Mw) of 10,000 to 1,000,000 and a ratio (Mw/Mn) of weight-average molecular weight to number-average molecular weight of 4.0 or less; a modified buten-1-based polymer produced by modifying the buten-1-based polymer with a radical polymerization initiator and an organic acid; and an adhesive composition containing the modified buten-1-based polymer.Type: GrantFiled: February 19, 2003Date of Patent: September 2, 2008Assignee: Idemitsu Kosan Co., Ltd.Inventors: Masami Kanamaru, Yutaka Minami, Ryo Aburatani, Tomio Tatsumi
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Patent number: 7411027Abstract: A modified diene-?-olefin copolymer which is represented by the formula (1) below and has H2C?C(R5)—COO— in at least a part of the ends. wherein R1 and R2 independently represent a hydroxyl group or H2C?C(R5)—COO—, R3s, R5s, and R6s are independently represent a hydrogen atom or an alkyl group having 1 to 10 carbon atoms, R4s independently represent a phenyl group, a pyridyl group, a chlorine atom, a cyclohexyl group, or a carbonyloxyalkyl group, and l, m, and n represent the number of repetition.Type: GrantFiled: February 9, 2005Date of Patent: August 12, 2008Assignee: Sartomer Idemitsu Co., Ltd.Inventors: Ryo Aburatani, Yuichi Fukunaga
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Publication number: 20070135582Abstract: A modified diene-?-olefin copolymer which is represented by the formula (1) below and has H2C?C(R5)—COO— in at least a part of the ends. wherein R1 and R2 independently represent a hydroxyl group or H2C?C(R5)—COO—, R3s, R5s, and R6s are independently represent a hydrogen atom or an alkyl group having 1 to 10 carbon atoms, R4s independently represent a phenyl group, a pyridyl group, a chlorine atom, a cyclohexyl group, or a carbonyloxyalkyl group, and l, m, and n represent the number of repetition.Type: ApplicationFiled: February 9, 2005Publication date: June 14, 2007Applicant: Atofina Idemitsu Co., LtdInventors: Ryo Aburatani, Yuichi Fukunaga
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Publication number: 20070073021Abstract: A higher olefin polymer having a polar group which is produced by subjecting to an incorporation reaction of a polar compound or halogen compound into a higher ?-olefin polymer satisfying the requirements of the following (1) and (2), which is obtained by polymerizing one or more higher ?-olefins having 10 or more carbon atoms or copolymerizing one or more higher ?-olefins having 10 or more carbon atoms with one or more other olefins and a method for producing a higher olefin polymer having a polar group which is obtained by polymerizing one or more higher ?-olefins having 10 or more carbon atoms or copolymerizing one or more higher ?-olefins having 10 or more carbon atoms with one or more other olefins to form a higher ?-olefins polymer satisfying the requirements of the following (1) and (2) and subsequently subjecting to an incorporation reaction of a polar compound or halogen compound into the higher ?-olefin polymer.Type: ApplicationFiled: September 28, 2004Publication date: March 29, 2007Inventors: Ryo Aburatani, Masanori Sera, Yutaka Minami