Patents by Inventor Tomoaki Takebe
Tomoaki Takebe 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: 12291629Abstract: A thermosetting composition comprising the following component (A) and component (B), and having a viscosity of 0.1 Pa·s or higher and 100 Pa·s or lower at a shear rate of 10 s?1 at 25° C. measured in accordance with JIS K7117-2.Type: GrantFiled: September 24, 2020Date of Patent: May 6, 2025Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Yutaka Obata, Yasunari Okada, Tomoaki Takebe
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Patent number: 10844205Abstract: A nonwoven fabric formed of an olefin-based resin composition (I) containing an olefin-based polymer (i) satisfying specific requirements; a spunbond nonwoven fabric obtained by melt-extruding and molding the olefin-based resin composition (I) at a resin temperature of 220° C. or lower, and a method for producing it; a multilayer nonwoven fabric containing the spunbond nonwoven fabric; a nonwoven fabric and a multilayer nonwoven fabric including composite fibers containing an olefin-based resin composition (II) containing an olefin-based polymer (ii) satisfying specific requirements; and a fiber product using the spunbond nonwoven fabric, the nonwoven fabric of composite fibers, or the multilayer nonwoven fabric.Type: GrantFiled: July 3, 2015Date of Patent: November 24, 2020Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Yohei Koori, Tomoaki Takebe, Yutaka Minami, Takumi Sugiuchi
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Patent number: 10526433Abstract: Provided is a (meth)acrylate composition containing: (A) at least one (meth)acrylate compound selected from the group consisting of a (meth)acrylate-modified silicone oil, a (meth)acrylate having a long-chain aliphatic hydrocarbon group, and a polyalkylene glycol (meth)acrylate having number-average molecular weight of not less than 400; (B) a (meth)acrylate compound to which an alicyclic hydrocarbon group having 6 or more carbon atoms is ester-linked; (C) (meth)acrylic acid or a (meth)acrylate compound having a polar group; (D) a radical polymerization initiator; and (E) a white pigment.Type: GrantFiled: July 21, 2015Date of Patent: January 7, 2020Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Takeshi Iwasaki, Daichi Ogawa, Yutaka Obata, Tomoaki Takebe
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Patent number: 10501663Abstract: A base polymer for hot-melt adhesive, containing a propylenic polymer (A) having a tensile modulus of elasticity of 60 MPa or more, and an olefinic polymer (B) having a tensile modulus of elasticity of less than 60 MPa, wherein, relative to 100 parts by mass of the total amount of the propylenic polymer (A) and the olefinic polymer (B), the content of the propylenic polymer (A) is 1 part by mass or more and less than 50 parts by mass, and the content of the olefinic polymer (B) is more than 50 parts by mass and 99 parts by mass or less; and a hot-melt adhesive containing the base polymer, and further containing at least one of (C) a tackifier resin and (D) an oil.Type: GrantFiled: December 22, 2015Date of Patent: December 10, 2019Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Kanako Samejima, Harumi Nakashima, Yutaka Minami, Tomoaki Takebe
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Patent number: 9725626Abstract: Provided is a hot-melt adhesive which satisfies both solidification rate and adhesiveness. A base polymer for a hot-melt adhesive which satisfies the following (1) and (2): (1) a modulus of elasticity in tension at 23° C. is 400 MPa or less; and (2) a semi-crystallization time at 23° C. is 20 minutes or less.Type: GrantFiled: May 27, 2014Date of Patent: August 8, 2017Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Kazuhiro Hashima, Tomoaki Takebe, Yutaka Minami, Masao Inoue, Kenji Kobayashi
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Patent number: 9689098Abstract: The method of producing a spunbond nonwoven fabric promotes the bleed out of the additive, which has pleasant texture such as tactile feel and excellent flexibility. The spunbond nonwoven fabric is obtained by this method. Specifically, (1) the method of producing a spunbond nonwoven fabric includes annealing a spunbond nonwoven fabric formed by using a crystalline resin composition (I) containing a low crystalline olefin polymer (a) with an elastic modulus of 10 to 450 MPa in a content of 1 to 50% by mass, a high crystalline olefin polymer (b) with an elastic modulus of 500 to 2,000 MPa, the content of the component (b) being the rest, and an additive (c) in a content of 1 to 20,000 ppm by mass.Type: GrantFiled: January 31, 2012Date of Patent: June 27, 2017Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Yohei Koori, Tomoaki Takebe, Yutaka Minami
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Patent number: 9659332Abstract: A grid controller is communicably connected to controllers of a plurality of power storage units. The grid controller: obtains transmission power transmitted from the smart grid system to an external power system, the transmission power being a sum of electric power generated by power generating units, electric power consumed by loads in the smart grid system, and electric power charged into and discharged from the power storage units; calculates differential power between the transmission power and a smoothing operation output, the smoothing operation output being obtained by performing smoothing operation on the transmission power by using a smoothing filter; and performs control of smoothing the transmission power by performing allocation of the differential power of the transmission power in accordance with a charge-discharge state of each of power storage parts of the plurality of power storage units.Type: GrantFiled: December 19, 2012Date of Patent: May 23, 2017Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Noriaki Tokuda, Yoshinari Yamaguchi, Tomoaki Takebe, Yusuke Yamamoto, Kenji Takeda
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Patent number: 9598615Abstract: Provided are a propylene-based polymer which enhances heat creep resistance and a hot-melt adhesive having excellent heat creep resistance. A propylene-based polymer which satisfies the following (1) and (2): (1) 125?a modulus of elasticity in tension (MPa) at 23° C.?400; and (2) 100?an elongation at break (%) at 23° C.?1,000, and a hot-melt adhesive containing the propylene-based polymer in an amount of 1 to 50% by mass.Type: GrantFiled: February 3, 2014Date of Patent: March 21, 2017Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Hiroki Fujinami, Kazuhiro Hashima, Yutaka Minami, Tomoaki Takebe
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Patent number: 9587334Abstract: Provided is a non-woven fabric produced by using a polypropylene-based resin composition containing a specific low-crystalline polypropylene. The non-woven fabric is a non-woven fabric obtained by achieving reductions in denier values of fibers, the non-woven fabric being excellent in dispersibility of the fibers.Type: GrantFiled: January 20, 2011Date of Patent: March 7, 2017Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Tomoaki Takebe, Yutaka Minami, Yohei Koori
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Patent number: 9523161Abstract: (1) An elastic nonwoven fabric and a fiber product using the elastic nonwoven fabric, the elastic nonwoven fabric containing a crystalline resin composition containing low crystalline polypropylene and high crystalline polypropylene, the low crystalline polypropylene satisfying items (a) and (b) below, and a crystallization temperature (Tc) of the crystalline resin composition measured with a differential scanning calorimeter (DSC) being from 20 to 100° C.: (a) a melting point (Tm-D) being from 0 to 120° C., which is defined as a peak top of a peak observed on the most high temperature side of a melt endothermic curve obtained by maintaining at ?10° C. for 5 minutes and increasing in temperature at 10° C.Type: GrantFiled: June 25, 2008Date of Patent: December 20, 2016Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Tomoaki Takebe, Yutaka Minami, Toshitaka Kanai
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Publication number: 20150239204Abstract: Provided are a multilayer nonwoven fabric having a meltblown nonwoven fabric layer and a spunbonded nonwoven fabric layer, the multilayer nonwoven fabric having high strength and high water pressure resistance, and a method for producing the same. The multilayer nonwoven fabric includes three or more layers, wherein two outermost layers are spunbonded nonwoven fabric layers, at least one inner layer is a meltblown nonwoven fabric layer, and a resin that forms the spunbonded nonwoven fabric layer has a melting endotherm ?H, as measured from a melting endothermic curve which is obtained by holding the resin at ?10° C. for 5 minutes under a nitrogen atmosphere and then increasing the temperature at a rate of 10° C./min with a differential scanning calorimeter (DSC), of 90 J/g or less.Type: ApplicationFiled: September 13, 2013Publication date: August 27, 2015Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Tomoaki Takebe, Yutaka Minami, Yohei Koori
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Publication number: 20140379151Abstract: A grid controller is communicably connected to controllers of a plurality of power storage units. The grid controller: obtains transmission power transmitted from the smart grid system to an external power system, the transmission power being a sum of electric power generated by power generating units, electric power consumed by loads in the smart grid system, and electric power charged into and discharged from the power storage units; calculates differential power between the transmission power and a smoothing operation output, the smoothing operation output being obtained by performing smoothing operation on the transmission power by using a smoothing filter; and performs control of smoothing the transmission power by performing allocation of the differential power of the transmission power in accordance with a charge-discharge state of each of power storage parts of the plurality of power storage units.Type: ApplicationFiled: December 19, 2012Publication date: December 25, 2014Inventors: Noriaki Tokuda, Yoshinari Yamaguchi, Tomoaki Takebe, Yusuke Yamamoto, Kenji Takeda
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Publication number: 20140106638Abstract: A multilayer elastic film which comprises a layer (A) formed of polypropylene (A) satisfying the following (a) to (d) and a layer (B) formed of a polyolefin resin or a polyolefin resin composition, and also satisfies the following formula (1): (a) (mmmm)=20 to 60% by mol, (b) (rrrr)/(1?(mmmm))?0.1, (c) (rmrm)>2.5% by mol, and (d) (mm)×(rr)/(mr)2?2.0; and Y?600/X (1), wherein Y (%)=crystallinity of the resin or the resin composition to constitute the layer (B), and X (%) 32 total thickness of the layer (B)/total thickness of the multilayer elastic film×100.Type: ApplicationFiled: May 29, 2012Publication date: April 17, 2014Applicant: IDEMITSU KOSAN CO., LTDInventors: Rikki Homma, Tomoaki Takebe, Yutaka Minami
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Patent number: 8648160Abstract: The present invention provides an optical semiconductor sealing material comprising a radically polymerized polymer of a methacrylate ester having an alicyclic hydrocarbon group containing 7 or more carbon atoms, e.g. an adamantyl group, a norbornyl group, or a dicyclopentanyl group; and an optical semiconductor sealing material comprising a radically polymerized polymer of 50 to 97 mass % of the methacrylate ester and 3 to 50 mass % of acrylate ester having a hydroxyl group. The optical semiconductor sealing material of the present invention is highly transparent and stable to UV light and thus does not undergo yellowing. In addition, the material exhibits excellent compatibility between heat resistance and refractive index, does not undergo deformation or cracking during heating processes such as reflow soldering, and shows high processability.Type: GrantFiled: August 16, 2012Date of Patent: February 11, 2014Assignee: Idemitsu Kosan Co., Ltd.Inventors: Tomoaki Takebe, Tsuyoshi Ota, Yutaka Obata, Hiroyuki Higuchi
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Publication number: 20130323995Abstract: The nonwoven fabric has excellent secondary fabrication properties, specially, low temperature heat-sealing properties. The textile product is formed by using the nonwoven fabric. More specifically, the nonwoven fabric includes one or more layers, wherein the nonwoven fabric made of one layer, or at least one layer of the nonwoven fabric composed of two layers, or at least one layer of the two outermost layers of the nonwoven fabric of multi-layer consisting of three or more layers is formed by using a crystalline resin composition containing 1 to 99% by mass of a low crystalline olefin polymer satisfying the following expression (a): ?H?6×(Tm?140° C.) wherein ?H represents a melt endotherm, and Tm represents a melting point.Type: ApplicationFiled: January 31, 2012Publication date: December 5, 2013Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Yohei Koori, Tomoaki Takebe, Yutaka Minami
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Publication number: 20130309931Abstract: The method of producing a spunbond nonwoven fabric promotes the bleed out of the additive, which has pleasant texture such as tactile feel and excellent flexibility. The spunbond nonwoven fabric is obtained by this method. Specifically, (1) the method of producing a spunbond nonwoven fabric includes annealing a spunbond nonwoven fabric formed by using a crystalline resin composition (I) containing a low crystalline olefin polymer (a) with an elastic modulus of 10 to 450 MPa in a content of 1 to 50% by mass, a high crystalline olefin polymer (b) with an elastic modulus of 500 to 2,000 MPa, the content of the component (b) being the rest, and an additive (c) in a content of 1 to 20,000 ppm by mass.Type: ApplicationFiled: January 31, 2012Publication date: November 21, 2013Applicant: IDEMITSU KOSAN CO., LTDInventors: Yohei Koori, Tomoaki Takebe, Yutaka Minami
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Patent number: 8545980Abstract: A polypropylene resin having: (1) a melt flow rate (MFR) of 6 to 100 g/10 minutes, (2) a molecular weight distribution (Mw/Mn), measured by gel permeation chromatography, of 3 to 6, and (3) a 116° C. non-eluted component content (100-W116(%)) of 50% or more and a content of components eluted at 90° C. or less (W90) of 10 to 30%, measured by temperature-rising fractional chromatography (TREF).Type: GrantFiled: October 31, 2005Date of Patent: October 1, 2013Assignee: Idemitsu Kosan Co., Ltd.Inventors: Takeharu Tajima, Toshitaka Kanai, Tomoaki Takebe, Yutaka Minami
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Publication number: 20130237660Abstract: Provided is a (meth)acrylate composition containing: (A) at least one (meth)acrylate compound selected from the group consisting of a (meth)acrylate-modified silicone oil, a (meth)acrylate having a long-chain aliphatic hydrocarbon group, and a polyalkylene glycol (meth)acrylate having number-average molecular weight of not less than 400; (B) a (meth)acrylate compound to which an alicyclic hydrocarbon group having 6 or more carbon atoms is ester-linked; (C) (meth)acrylic acid or a (meth)acrylate compound having a polar group; (D) a radical polymerization initiator; and (E) a white pigment.Type: ApplicationFiled: October 19, 2011Publication date: September 12, 2013Applicant: Idemitsu Kosan Co. LtdInventors: Takeshi Iwasaki, Daichi Ogawa, Yutaka Obata, Tomoaki Takebe
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Publication number: 20120322330Abstract: To provide an elastic nonwoven cloth that is excellent in elastic recovery property and has pleasant texture without stickiness, and a fiber product using the elastic nonwoven cloth, by an elastic nonwoven cloth containing fibers that are spun at a spinning speed of from 500 to 2,500 m/min and contain a low crystalline polypropylene that satisfies (a) [mmmm]=20 to 60% by mol, (b) [rrrr]/(1?[mmmm])?0.1, (c) [rmrm]>2.5% by mol, (d) [mm]×[rr]/[mr]2?2.0, (e) weight average molecular weight (Mw)=10,000 to 200,000, and (f) molecular weight distribution (Mw/Mn)<4, and a fiber product using the elastic nonwoven cloth.Type: ApplicationFiled: February 28, 2011Publication date: December 20, 2012Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Tomoaki Takebe, Yutaka Minami, Yohei Koori
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Publication number: 20120302982Abstract: Provided is a non-woven fabric produced by using a polypropylene-based resin composition containing a specific low-crystalline polypropylene. The non-woven fabric is a non-woven fabric obtained by achieving reductions in denier values of fibers, the non-woven fabric being excellent in dispersibility of the fibers.Type: ApplicationFiled: January 20, 2011Publication date: November 29, 2012Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Tomoaki Takebe, Yutaka Minami, Yohei Koori