Patents Assigned to Mitsui Chemicals, Inc.
  • Patent number: 10435595
    Abstract: In an aqueous dispersion containing a resin component and water that allows the resin component to disperse, the resin component contains composite particles (C) containing an ethylene-unsaturated carboxylic acid copolymer (A) and an acrylic polymer (B), the ethylene-unsaturated carboxylic acid copolymer (A) is produced by copolymerizing a first monomer component containing ethylene and unsaturated carboxylic acid and having an ethylene content of 75 mass % or more, the acrylic polymer (B) is produced by polymerizing a second monomer component containing (meth)acrylate and having a (meth)acrylate content of 50 mass % or more, the acrylic polymer (B) has a glass transition temperature of ?28° C. or more and 80° C. or less, and the ethylene-unsaturated carboxylic acid copolymer (A) content relative to the total amount of the resin component is 58 mass % or more and 90 mass % or less.
    Type: Grant
    Filed: October 29, 2015
    Date of Patent: October 8, 2019
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Masaya Kusumoto, Takuya Tamura
  • Patent number: 10435385
    Abstract: A compound represented by Formula (1): The compound can be used as insecticides.
    Type: Grant
    Filed: January 15, 2018
    Date of Patent: October 8, 2019
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Kei Yoshida, Takeo Wakita, Hiroyuki Katsuta, Akiyoshi Kai, Yutaka Chiba, Kiyoshi Takahashi, Hiroko Kato, Nobuyuki Kawahara, Michikazu Nomura, Hidenori Daido, Junji Maki, Shinichi Banba
  • Publication number: 20190300688
    Abstract: A propylene polymer satisfying (a) below, a soft propylene copolymer satisfying (b) below, and a polyolefin containing a structural unit derived from an unsaturated carboxylic acid and/or a derivative thereof, wherein (a) a melting point is 100° C. or more, and (b) an MFR is in the range of 0.01 to 100 g/10 min, at least one of the following requirements (b-1) and (b-2) is satisfied: (b-1) a syndiotactic triad fraction s 60% or more, and (b-2) a structural unit derived from propylene is 55 to 90 mol % and a structural unit derived from at least one olefin having 2 to 20 carbon atoms (excluding propylene) is contained at 10 to 45 mol % (with provisos), and the relation between an intrinsic viscosity [?] (dL/g) and the MFR satisfies the relation: 1.50×MFR?0.20?[?]?2.65×MFR?0.20.
    Type: Application
    Filed: July 18, 2017
    Publication date: October 3, 2019
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Akihiko IWASHITA, Shigeyuki YASUI
  • Publication number: 20190299503
    Abstract: A metal-resin composite structure (106) is formed by bonding a metal member (103) and a resin member (105) formed of a resin composition. A surface roughness measured regarding six linear portions in total including three arbitrary linear portions parallel with each other and another three arbitrary linear portions perpendicular to the former three linear portions on a surface (110) of the metal member (103), based on JIS B0601 (corresponding international standard: ISO4287) satisfies both Requirements (1) and (2). (1) An average value of ten point average roughnesses (Rz) at an evaluated length of 4 mm is smaller than 20 ?m. (2) An average value of mean width of the profile elements (RSm) at an evaluated length of 4 mm is equal to or greater than 20 ?m and smaller than 77 ?m.
    Type: Application
    Filed: May 26, 2017
    Publication date: October 3, 2019
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Kazuki KIMURA, Haruka SUGITA, Yoshihiko TOMITA
  • Patent number: 10428194
    Abstract: The purpose of the present invention is to provide a modified acrylic resin cured product, particularly, a modified acrylic resin film, having excellent lubricity and excellent transparency, and a laminate including the modified acrylic resin film. The modified acrylic resin cured product (C) according to the present invention is obtained by treating the surface of a cured product (X) including an acrylic resin by using a compound (A) containing, in each molecule, one or more anionic hydrophilic groups forming an ion pair with an onium ion of an amino silicone, and one or more groups selected from the group consisting of a group containing a polymerizable carbon-carbon double bond, an amino group, a mercapto group and a hydroxy group.
    Type: Grant
    Filed: February 24, 2016
    Date of Patent: October 1, 2019
    Assignee: MITSUI CHEMICALS, INC.
    Inventor: Koju Okazaki
  • Patent number: 10429635
    Abstract: Disclosed are: a practical color changeable optical filter that can change hue or saturation by a relatively simple structure, the color changeable optical filter including two or more polarizers 20, 30 containing a dichroism pigment and a frame 10 that supports the polarizers 20, 30, wherein a polarization plane of light incident on at least one polarizer 30 or a polarization plane of light output from at least one polarizer 20 is rotated relatively, whereby the hue or saturation of light passing through the optical filter is changed; and eyeglasses provided with the color changeable optical filter.
    Type: Grant
    Filed: January 29, 2016
    Date of Patent: October 1, 2019
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Hironori Kuboi, Hidetaka Tsukada, Shoko Matsumura
  • Publication number: 20190292306
    Abstract: [Problem] To provide polyurethane foam excellent in air permeability and laundry durability, an apparel material, a brassiere pad, a brassiere cup, and a method for producing polyurethane foam. [Solution] In polyurethane foam of a reaction/foaming product of a polyisocyanate component containing an aliphatic polyisocyanate derivative and a polyol component, the derivative has an isocyanate group concentration of 25 mass % or less, the derivative contains an isocyanurate derivative of aliphatic polyisocyanate and an allophanate derivative of aliphatic polyisocyanate, the allophanate derivative is a reaction product of aliphatic polyisocyanate and monohydric alcohol, the allophanate group content relative to a total amount of the polyisocyanate component is 10 mol % to 80 mol %, and the uretdione group content relative to a total amount of the polyisocyanate component is less than 10 mol %.
    Type: Application
    Filed: November 13, 2017
    Publication date: September 26, 2019
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Hirokazu MORITA, Hiroshi KANAYAMA, Minoru WATANABE, Toshihiko NAKAGAWA, Satoshi YAMASAKI
  • Patent number: 10423011
    Abstract: A lens includes a lens body, and an electro-active section (liquid crystals and a diffraction section) that is provided to a region of part of the lens body. The lens includes a pair of electrodes that are embedded in the lens body, that are electrically connected to a focal length modification section, that extend downward from an upper side end of the lens body, and that are disposed substantially parallel to each other spaced apart in a width direction orthogonal to an up-down direction of the lens body. Lower ends of the pair of electrodes are disposed spaced apart from the electro-active section in the up-down direction of the lens body.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: September 24, 2019
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Ronald D. Blum, Sophie Adams, David Boyd, Richard Clompus, Mark Graham, Joshua Haddock, Robert Hall, Venki Iyer, William Kokonaski, Charles Willey, Yongping Wang, Claudio Dalla Longa, Tsuyoshi Kamibeppu, Akifumi Aono, Akihiro Muramatsu
  • Publication number: 20190284324
    Abstract: A polymerizable composition for optical materials of the present invention includes a polymer (a) comprised of one or more compounds selected from compounds represented by the following General Formulas (1) to (4), a compound (b) of which light absorption characteristics vary by sensing changes in environment; and a polymerization reactive compound (c) (except for the polymer (a)).
    Type: Application
    Filed: October 10, 2017
    Publication date: September 19, 2019
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Nigel RIBEIRO, Jie An YANG, Hongbo WANG, Yixi LIN, Masakazu MURAKAMI, Takashi UNEZAKI, Haruyuki MAKIO
  • Patent number: 10415157
    Abstract: There is provided a continuous-fiber nonwoven fabric excellent in terms of bulkiness, flexibility, and shape stability. The continuous-fiber nonwoven fabric comprises eccentric hollow conjugated continuous fiber containing a part (A), a part containing a higher melting-point thermoplastic resin (A), and a part (B), a part containing a lower melting-point thermoplastic resin (B), the parts (A) and (B) having been bonded to each other in a side by side arrangement, wherein the difference in melting point between the higher melting-point thermoplastic resin (A) and the lower melting-point thermoplastic resin (B) is 5° C. or greater, the eccentric hollow conjugated continuous fiber has a part (A):part (B) proportion in the range of 5 to 30 weight %:95 to 70 weight %, the eccentric hollow conjugated continuous fiber has a cross-section in which the thickness (a) of the part (A) is smaller than the thickness (b) of the part (B), and the eccentric hollow conjugated continuous fiber has been crimped.
    Type: Grant
    Filed: November 12, 2008
    Date of Patent: September 17, 2019
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Akio Matsubara, Kenichi Suzuki, Shigeyuki Motomura
  • Patent number: 10414915
    Abstract: The purpose of the present invention is to provide: a vinyl chloride resin composition having exceptional impact resistance, processability, and heat resistance. The present invention provides: a resin composition that contains 3-15 parts by mass of a rubber-based impact-absorbing material and 0.1-10 parts by mass of a modified olefin wax per 100 parts by mass of a vinyl chloride resin. This resin composition satisfies the following requirements (I)-(III). (I) The chlorine content of the vinyl chloride resin is 55-75% by mass. (II) The glass transition temperature (Tg) in differential scanning calorimetry (DSC) of the rubber-based impact-absorbing material (B) is 0° C. or lower. (III) The modified olefin wax contains at least one polar group selected from halogens and carboxylic acid derivatives, and the polar group content is within the range of 0.1-50% by mass.
    Type: Grant
    Filed: October 3, 2016
    Date of Patent: September 17, 2019
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Hirotaka Kanaya, Kuniaki Kawabe, Yosuke Takahashi, Toshiyuki Ito
  • Patent number: 10418935
    Abstract: Technique is provided that enables detection of changes in the condition of a power generation system that generates fluctuating power outputs even in a normal condition thereof. A power generation system management apparatus has: range information management means for managing a condition determination power output range corresponding to a range in which a power output at a predetermined measurement point of the power generation system is to be included with a predetermined probability or higher, the condition determination power output range being determined based on a standard deviation of a plurality of model construction power output values, which is calculated using a representative value of the power output at the measurement point and the model construction power output values, the representative value being calculated from a pseudo system model that is created with a non-parametric method using the plurality of model construction power output values.
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: September 17, 2019
    Assignees: TENSOR CONSULTING CO. LTD., MITSUI CHEMICALS, INC.
    Inventors: Koji Fujimoto, Kazutomo Shibahara, Tsuyoshi Shioda, Yuji Inatomi
  • Patent number: 10399929
    Abstract: A manufacturing method of an amine compound including obtaining a reaction solution containing an aldehyde compound by reacting a compound represented by Formula (a1) or (a2) with hydrogen and carbon monoxide in the presence of a metal compound of groups 8 to 10 and a phosphorus compound, neutralizing the reaction, purifying an aldehyde compound by distilling the neutralized reaction solution, and reacting the aldehyde compound with ammonia and with hydrogen in the presence of a catalyst to obtain an amine compound, wherein the phosphorus compound is represented by the Formula (R1O)3P, and the base compound is at least one selected from carbonate and hydrogen carbonate of metals of group I and carbonate and hydrogen carbonate of metals of group II, and wherein the neutralizing the reaction solution is performed within a temperature range of 40° C. to 50° C.
    Type: Grant
    Filed: October 3, 2017
    Date of Patent: September 3, 2019
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Naoyuki Kakinuma, Masayuki Furuya, Michiharu Sakata, Koichi Tokunaga, Shigetoshi Kuma
  • Patent number: 10399930
    Abstract: A manufacturing method of an isocyanate compound including obtaining a reaction solution containing an aldehyde compound by reacting a compound represented by Formula (a1) or (a2) with hydrogen and carbon monoxide in the presence of a metal compound of groups 8 to 10 and a phosphorus compound, neutralizing the reaction solution, purifying an aldehyde compound by distilling the neutralized reaction solution, reacting the aldehyde compound with ammonia and with hydrogen in the presence of a catalyst to obtain an amine compound; and reacting the amine compound with a carbonylating agent to obtain an isocyanate compound, wherein the phosphorus compound is represented by the Formula (R1O)3P, and the base compound is at least one selected from carbonate and hydrogen carbonate of metals of group I and carbonate and hydrogen carbonate of metals of group II, wherein the neutralizing the reaction solution is performed within a temperature range of 40° C. to 50° C.
    Type: Grant
    Filed: October 3, 2017
    Date of Patent: September 3, 2019
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Naoyuki Kakinuma, Masayuki Furuya, Michiharu Sakata, Koichi Tokunaga, Shigetoshi Kuma
  • Publication number: 20190264014
    Abstract: A thermoplastic elastomer composition including: a crystalline olefin resin (A) having a melting point of 100° C. or more; an olefin resin (B) satisfying requirements (B-1) to (B-3); and an ethylene/?-olefin copolymer (C), the weight ratio of (A)/((B)+(C)) is from 70/30 to 30/70, and the weight ratio of (B)/(C) is from 100/0 to 1/99: (B-1) the resin (B) has a main chain of an ethylene copolymer and a side chain of an ethylene polymer or a propylene polymer, the ethylene copolymer includes repeating units derived from ethylene and repeating units derived from at least one ?-olefin having 3 to 20 carbon atoms, and the repeating units derived from the ?-olefin contained within the range of 10 to 50 mol % to the total repeating units in the main chain; (B-2) the melting point measured by DSC rom 60° C. to 170° C.; and (B-3) Tg measured by DSC from ?80° C. to ?30° C.
    Type: Application
    Filed: June 8, 2017
    Publication date: August 29, 2019
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Masatoshi SASAKI, Hayato KURITA, Tomoaki MATSUGI, Yasushi YANAGIMOTO, Tatsuya NAKAMURA
  • Publication number: 20190267538
    Abstract: The present invention provides: a piezoelectric substrate which includes a first piezoelectric body having an elongated shape and helically wound in one direction, and which does not include a core material, in which the first piezoelectric body includes a helical chiral polymer (A) having an optical activity; in which the length direction of the first piezoelectric body is substantially parallel to the main direction of orientation of the helical chiral polymer (A) included in the first piezoelectric body; and in which the first piezoelectric body has a degree of orientation F, as measured by X-ray diffraction according to the following Equation (a), within the range of 0.5 or more but less than 1.0: degree of orientation F=(180°??)/180°??(a) (in which ? represents the half-value width of the peak derived from the orientation).
    Type: Application
    Filed: June 5, 2017
    Publication date: August 29, 2019
    Applicants: MITSUI CHEMICALS, INC., MURATA MANUFACTURING CO., LTD.
    Inventors: Mitsunobu YOSHIDA, Kazuhiro TANIMOTO, Katsuki ONISHI, Shigeo NISHIKAWA, Masamichi ANDO
  • Patent number: 10392528
    Abstract: A polyisocyanate composition includes at least a pentamethylenediisocyanate derivative. The polyisocyanate composition contains 5 mass % or more and 95 mass % or less of a uretdione derivative composed of an isocyanate bimolecular-product of pentamethylenediisocyanate.
    Type: Grant
    Filed: May 9, 2016
    Date of Patent: August 27, 2019
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Toshihiko Nakagawa, Aya Nakagawa, Shinji Kiyono, Takashi Kanno, Hirokazu Morita, Satoshi Yamasaki
  • Patent number: 10385157
    Abstract: The blocked isocyanate is a blocked isocyanate containing a latent isocyanate group, which is an isocyanate group blocked with a blocking agent, wherein the blocked isocyanate includes a first latent isocyanate group that is an isocyanate group blocked with a first blocking agent and a second latent isocyanate group that is an isocyanate group blocked with a second blocking agent; and the first blocking agent is represented by general formula (1) below, and has a higher catalysis activity that activates the isocyanate group than that of the second blocking agent. (where R1 to R3 represent a hydrocarbon group having 1 to 12 carbon atoms or a hydrogen atom, and at least one of R1 to R3 represents a hydrogen atom, and R1 and R3 may be bonded to each other to form a heterocycle.
    Type: Grant
    Filed: August 12, 2014
    Date of Patent: August 20, 2019
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Kazuyuki Fukuda, Jun Kamada, Takashi Uchida, Masakazu Masui, Shinji Tachibana, Hirokazu Mizuma, Kenichi Fujii
  • Publication number: 20190248949
    Abstract: A polymerizable composition for an optical material of the present invention includes (A) a compound of which pKa value is 1 to 9, (B) a di- or higher functional iso(thio)cyanate compound, and (C) a di- or higher functional active hydrogen compound.
    Type: Application
    Filed: October 31, 2017
    Publication date: August 15, 2019
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Shinsuke Ito, Masayuki Furuya, Kouji Suesugi, Takeshi Nishimura, Mamoru Tanaka
  • Patent number: D860304
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: September 17, 2019
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Ryuki Kan, Takafumi Ohto, Osamu Masuda, Hortense Desodt, Thomas Overthun, Martin Kay, Thomas Brisebras, Chris Hill