Patents Assigned to Mitsui
  • Publication number: 20160312027
    Abstract: The problem of the invention is to provide a semi-aromatic polyamide resin composition having high rigidity, exceptional impact resistance, and exceptional zygosity with very little change in hardness associated with heating and cooling, as well as a molded article of this semi-aromatic polyamide resin composition. A semi-aromatic polyamide resin composition containing a semi-aromatic polyamide resin (A), acid-modified polyolefin resin (B), and fibrous filler (C), wherein the resin (A) contains a certain amount or more of terephthalic acid component units relative to the total number of moles of dicarboxylic acid component units, the semi-aromatic polyamide resin composition contains a certain amount or more of the resin (B), the glass transition temperature of the semi-aromatic polyamide resin composition is within a predetermined range, and the Vicat softening point of the resin (B) is within a predetermined range, is used as the semi-aromatic polyamide resin composition in order to solve this problem.
    Type: Application
    Filed: December 19, 2014
    Publication date: October 27, 2016
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Kaoru MINAGAWA, Hiroki EBATA, Isao WASHIO, Kouichi SANO, Nobuhiro TAKIZAWA, Akinori AMANO
  • Publication number: 20160313575
    Abstract: There is provided a polymerizable composition for optical materials including polyisocyanate (A), polythiol (B), an acidic phosphoric ester (C) represented by the following General Formula (1), and one or more kinds of ultraviolet absorbers (D) having a maximum absorption peak in a range of 350 nm to 370 nm, in which in a case where the total molar number of isocyanate groups in the polyisocyanate (A) is 100 mol %, a secondary isocyanate group is included in 20 mol % or more and the acidic phosphoric ester (C) is included in an amount of 100 ppm to 700 ppm with respect to the total weight of the polyisocyanate (A) and the polythiol (B).
    Type: Application
    Filed: December 12, 2014
    Publication date: October 27, 2016
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Naoyuki KAKINUMA, Toshiya HASHIMOTO, Kouya KOJIMA
  • Patent number: 9475903
    Abstract: 1,4-bis(isocyanatomethyl)cyclohexane contains 70 mol % or more and 95 mol % or less of a trans isomer relative to a total amount of a cis isomer and the trans isomer, and 0.
    Type: Grant
    Filed: September 25, 2014
    Date of Patent: October 25, 2016
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Satoshi Yamasaki, Hirokazu Morita, Goro Kuwamura, Daisuke Nishiguchi, Toshihiko Nakagawa, Daisuke Hasegawa, Tetsuya Hamada, Shinji Kiyono, Takeshi Fukuda, Kazuhiro Kosumi, Hidetaka Tsukada, Kenichi Goto, Shinsuke Ito, Naoyuki Kakinuma
  • Patent number: 9475760
    Abstract: A preparation method of an aldehyde compound of the present invention includes a step of reacting the compound represented by the following general formula (a1) or (a2) with hydrogen and carbon monoxide in the presence of a metal compound including 0.01 ppmmol to 10 ppmmol of a metal belonging to Groups 8 to 10 with respect to 1 mole of the compound and a phosphorus compound, and the amount of a chlorine portion in the reaction system in the step is equal to or less than 1.5 parts by weight with respect to 1 part by weight of the metal belonging to Groups 8 to 10.
    Type: Grant
    Filed: November 8, 2013
    Date of Patent: October 25, 2016
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Koichi Tokunaga, Naoyuki Kakinuma, Shigetoshi Kuma
  • Patent number: 9477012
    Abstract: 1,4-bis(isocyanatomethyl)cyclohexane contains 70 mol % or more and 95 mol % or less of a trans isomer relative to a total amount of a cis isomer and the trans isomer, and 0.
    Type: Grant
    Filed: June 5, 2015
    Date of Patent: October 25, 2016
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Satoshi Yamasaki, Hirokazu Morita, Goro Kuwamura, Daisuke Nishiguchi, Toshihiko Nakagawa, Daisuke Hasegawa, Tetsuya Hamada, Shinji Kiyono, Takeshi Fukuda, Kazuhiro Kosumi, Hidetaka Tsukada, Kenichi Goto, Shinsuke Ito, Naoyuki Kakinuma
  • Patent number: 9475962
    Abstract: Provided is a manufacture method of a laminate film accurately precut into a desired shape. The manufactured laminate film comprises an elongated release film having thereon a plurality of insular adhesive films (A) and (B) mutually adjacent in the lengthwise direction, and the method includes: obtaining an elongated laminate having a release film and an adhesive film; precutting the adhesive film to obtain a first peeling part; and peeling off the first peeling part from the release film. The first peeling part includes peripheral parts (A1) and (B2) of insular adhesive films (A) and (B) respectively positioned at one and the other widthwise end side of the release film; and connection part (C) connecting peripheral parts (A1) and (B2), but not including peripheral parts (A2) and (B1) of insular adhesive films (A) and (B) respectively positioned at the other and the one widthwise end side of the release film.
    Type: Grant
    Filed: March 25, 2014
    Date of Patent: October 25, 2016
    Assignee: MITSUI CHEMICALS TOHCELLO, INC.
    Inventor: Eiji Hayashishita
  • Patent number: 9478800
    Abstract: In order to propose a new negative electrode for nonaqueous electrolyte secondary batteries having excellent dispersibility even with a negative electrode active material having a relatively small particle size, there is proposed a negative electrode active material for nonaqueous electrolyte secondary batteries, the negative electrode active material containing silicon and having negative electrode active material particles that have a D50 based on a volume-based particle size distribution obtainable by measurement by a laser diffraction scattering type particle size distribution analysis method, of 0.1 ?m to 5.0 ?m, and include a surface layer containing oxygen, silicon and carbon on the entire surface or a portion of the active material surface.
    Type: Grant
    Filed: May 15, 2013
    Date of Patent: October 25, 2016
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Daisuke Inoue, Yanko Marinov Todorov, Shinya Kagei
  • Publication number: 20160308215
    Abstract: The invention of the present application addresses the problem of providing a binder for electrochemical cells which exhibits sufficient adhesive properties with respect to collectors and active materials, which is electrochemically stable, which is not readily swelled by electrolytes, and with which battery cycle characteristic can be sufficiently improved. Accordingly, provided is a binder for electrochemical cells which comprises a polyolefin copolymer (A) including structural units derived from an olefin, and structural units derived from (meth)acrylic acid. The carboxylic acid included in the structural units derived from the (meth)acrylic acid is neutralized by at least one non-volatile alkali compound and at least one volatile alkali compound.
    Type: Application
    Filed: December 1, 2014
    Publication date: October 20, 2016
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Gen MIYATA, Yoshihiko TOMITA, Atsuko TACHIBANA, Yu IIMURO, Wengon YAH
  • Publication number: 20160304701
    Abstract: There is provided a polymerizable composition for optical materials including (A) at least one kind of polythiols selected from 5,7-dimercaptomethyl-1,11-dimercapto-3,6,9-trithiaundecane, 4,7-dimercaptomethyl-1,11-dimercapto-3,6,9-trithiaundecane, and 4,8-dimercaptomethyl-1,11-dimercapto-3,6,9-trithiaundecane, (B) polyisocyanate, and (C) at least one kind of ultraviolet absorbers having a maximum absorption peak in a range of 350 nm to 370 nm.
    Type: Application
    Filed: December 12, 2014
    Publication date: October 20, 2016
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Naoyuki KAKINUMA, Toshiya HASHIMOTO, Kouya KOJIMA
  • Publication number: 20160303884
    Abstract: A rear face side substrate for a thermal transfer image-receiving sheet has a first rear face side layer, a second rear face side layer, and a third rear face side layer layered in this order, wherein the first rear face side layer comprises a propylene-based polymer composition A containing at least a propylene-based polymer, the second rear face side layer comprises a propylene-based polymer composition B containing at least a propylene polymer, an antistatic agent and a masking agent, and the third rear face side layer comprises a propylene-based polymer composition (C) containing at least a propylene-based polymer, a three-dimensional center surface average roughness (SRa) of the third rear face side layer being in the range of 0.10 ?m to 1.50 ?m, and the first rear face side layer, the second rear face side layer and the third rear face side layer being biaxially oriented.
    Type: Application
    Filed: December 9, 2014
    Publication date: October 20, 2016
    Applicants: Dai Nippon Printing Co., Ltd., Mitsui Chemicals Tohcello, Inc.
    Inventors: Masayuki TANI, Koji YAMAMURO, Shinji KOMETANI, Hiroshi HONDA, Tetsuji TENMA
  • Patent number: 9469756
    Abstract: Melt bags of the invention are molten uniformly at temperatures lower than melting operation temperatures in the product manufacturing and do not remain unmolten in the final products. The melt bags have high storage stability and excellent mechanical properties. Resin compositions of the invention are suited to give such melt bags. A resin composition of the invention includes a propylene/C2-20 ?-olefin (except propylene) copolymer (A) having (1) a melting point (Tm) of not more than 90° C. as measured by differential scanning calorimetry (DSC) or not showing a melting point peak in DSC, and an ethylene/C3-20 ?-olefin copolymer (B) having (1) a melting point (Tm) of not more than 90° C. as measured by differential scanning calorimetry (DSC) or not showing a melting point peak in DSC, the weight ratio of these copolymers (A)/(B) being in the range of 99/1 to 1/99.
    Type: Grant
    Filed: March 24, 2009
    Date of Patent: October 18, 2016
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Takayuki Kuroki, Yukio Adachi
  • Patent number: 9468226
    Abstract: Objects are to provide an additive for a feed which can improve growth performance and meat quality of livestock, and can improve palatability of the feed, a feed and a method for preparing the feed, and the objects can be solved by an additive for a feed which comprises at least one or two or more of a polyphenol derived from EFB, ?-tocopherol derived from EFB and xyloses derived from EFB, a feed which comprises an additive for a feed being added to a formulating material for a feed in the range of 0.05 to 20% by weight with a dry basis, and a method for preparing the feed.
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: October 18, 2016
    Assignees: Tohoku University, Mitsui Engineereing & Shipbuilding Co., Ltd.
    Inventors: Shunichiro Nishioka, Eri Ishikawa, Toshimi Tsukada, Masamori Kato, Masaaki Toyomizu, Motoi Kikusato, Tomomi Kamizono
  • Patent number: 9470909
    Abstract: Eyewear including an optical functional member, control electronics, and a sealed electrical connective element connecting the electronics to the optical functional member. The connective element can directly connect the electronics to the optical functional member, or can connect through an intermediate contact, e.g., a plug-and-receptacle. The connective element can be routed from the electronics, around a rimlock of the eyewear to the optical functional member. The connective element can be a conductive compressible member, such as conductive rubber. In some embodiments, the connective element can be a multiconductor cable.
    Type: Grant
    Filed: May 18, 2015
    Date of Patent: October 18, 2016
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Charles Willey, Joshua Haddock, Mark Graham, Claudio Dalla Longa, Ronald Blum, William Kokanaski
  • Publication number: 20160299087
    Abstract: There is provided a method for inspecting a laminated iron core structured by laminating a plurality of iron core pieces-having a predetermined shape and including therein a cooling flow path allowing refrigerant to flow therethrough, the refrigerant being supplied and discharged through openings formed at different positions. The method includes arranging a light projecting part and a light receiving part of a photosensor in the openings of the cooling flow path, respectively, and detecting light from the light projecting part by the light receiving part to thereby inspect a penetrating state of the cooling flow path.
    Type: Application
    Filed: April 1, 2016
    Publication date: October 13, 2016
    Applicants: MITSUI HIGH-TEC, INC., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tadashi SHIBUTA, Masashi MATSUMOTO, Tatsuhiko MIZUTANI, Yoshitada YAMAGISHI
  • Patent number: 9466829
    Abstract: Provided is a lithium-manganese-type solid solution positive electrode material capable of effectively suppressing gas generation in an initial cycle. Proposed is a lithium-manganese-type solid solution positive electrode material that includes a monoclinic structure of C2/m in a hexagonal structure of a space group R-3m. The lithium-manganese-type solid solution positive electrode material contains a solid solution expressed by a composition formula: xLi4/3Mn2/3O2+(1?x)LiMn?Co?Ni?O2 (in the formula, 0.2???0.6, 0???0.4, and 0.2???0.6). In the composition formula, x is equal to or more than 0.36 and less than 0.50.
    Type: Grant
    Filed: August 14, 2013
    Date of Patent: October 11, 2016
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Akihiro Modeki, Yanko Marinov Todorov, Shinya Kagei
  • Patent number: 9464466
    Abstract: A door latch device for a vehicle includes: a body having a striker advancing groove formed on one surface thereof through which a striker arranged on a vehicle body advances corresponding to a closing movement of the door; a latch configured to engage with the advanced striker to be rotatable; a pole configured to rotate interlocking with the rotation of the latch and engaged with the latch so as to restrain the door at a closed position; a lever configured to rotate based on an opening operation of a handle arranged on the door to rotate the interlocking pole; and a spring configured to urge the lever. The lever has a shaft hole. The body includes a spring accommodating part that accommodates the spring, and a pivot that is inserted to the shaft hole of the lever to rotatably support the lever.
    Type: Grant
    Filed: July 21, 2015
    Date of Patent: October 11, 2016
    Assignee: MITSUI KINZOKU ACT CORPORATION
    Inventors: Hideaki Nozawa, Tomoharu Nagaoka
  • Patent number: 9464154
    Abstract: A process for producing a polyurethane resin of the present invention includes a step (i) of obtaining a prepolymer by adding an alcohol (B) to isocyanate (A) such that a ratio of hydroxyl groups to isocyanato groups of the isocyanate (A) falls into a range of 10 mol % to 20 mol % and reacting the isocyanate (A) with the alcohol (B) in the presence of an acidic phosphoric acid ester (C) and a hindered amine-based compound (D), a step (ii) of obtaining a polymerizable composition in a manner in which the alcohol (B) is further added to and mixed with the prepolymer at a temperature of equal to or less than 30° C., and a step (iii) of polymerizing the prepolymer and the alcohol (B) contained in the polymerizable composition. The isocyanate (A) contains an aromatic isocyanate and the alcohol (B) has two or more hydroxyl groups and is further defined.
    Type: Grant
    Filed: November 1, 2013
    Date of Patent: October 11, 2016
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Nobuo Kawato, Tatsuya Ogawa, Toshiya Hashimoto, Mamoru Tanaka, Shigetoshi Kuma
  • Publication number: 20160290020
    Abstract: A vehicle door latch device includes: a body includes a striker advancing groove into which a striker advances along with closing movement of the door; a latch configured to interlock with the advanced striker so as to be rotatable from an open position to a latched position; a pole configured to be biased to rotate, in a direction towards an engaged position where the pole is engageable with the latch in the latched position from a released position where engagement with the latch is canceled, and restrain the door in a closed position by rotating from the engaged position to the released position in conjunction with rotation of the latch, rotating from the released position to the engaged position by biasing force, and engaging with the latch; and a buffer that is made of an elastic member.
    Type: Application
    Filed: December 12, 2014
    Publication date: October 6, 2016
    Applicant: MITSUI KINZOKU ACT CORPORATION
    Inventors: Hideaki NOZAWA, Tomoharu NAGAOKA
  • Patent number: 9458261
    Abstract: [Object] To provide transition metal compounds with excellent catalytic activity which can afford olefin polymers such as propylene polymers that have high stereoregularity and high molecular weight and may be easily crystallized into a ?-phase. [Solution] The transition metal compound is represented by General Formula [I] or is enantiomer thereof: [in Formula [I], R1, R3, R5, R6, R7, R8, R9, R10, R11, R12, R13, R14, R15 and R16 are each independently a hydrogen atom, a hydrocarbon group, a heteroatom-containing hydrocarbon group, or a silicon-containing group; R2 is a hydrocarbon group, a hetero atom-containing hydrocarbon group, or a silicon-containing group; R4 is a hydrogen atom; any two substituents of the substituents R1 to R16 except R4 may be bonded to each other to form a ring; M is a Group IV transition metal; Q is a structure such as a halogen atom; and j is an integer of 1 to 4].
    Type: Grant
    Filed: September 24, 2013
    Date of Patent: October 4, 2016
    Assignee: MITSUI CHEMICALS, INC.
    Inventor: Munehito Funaya
  • Patent number: 9458257
    Abstract: There is provided a process for producing an olefin polymer that is capable of producing an olefin polymer having high heat resistance and high molecular weight with excellent catalytic activity. The process for producing an olefin polymer includes a step of polymerizing at least one olefin selected from ethylene and ?-olefins having 4 to 30 carbon atoms in the presence of an olefin polymerization catalyst containing a transition metal compound represented by the general formula [I], the olefin polymer including constituent units derived from ethylene and ?-olefins having 4 to 30 carbon atoms in a total amount between more than 50 mol % and not more than 100 mol %, [in the formula [I], R1, R3 and R5 to R16 are each independently a hydrogen atom, a hydrocarbon group or the like; R2 is a hydrocarbon group or the like; R4 is a hydrogen atom; M is a transition metal of Group IV; Q is a halogen atom or the like; and j is an integer of 1 to 4].
    Type: Grant
    Filed: September 24, 2013
    Date of Patent: October 4, 2016
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Munehito Funaya, Atsushi Sakuma, Ikuko Ebisawa, Shinsuke Kinoshita, Akiko Matsumoto, Hirokazu Tanaka, Shinya Tanaka