Patents Assigned to Mitsubishi Materials Electronic Chemicals Co., Ltd.
  • Patent number: 10399868
    Abstract: An oil-water separation apparatus is provided which can easily separate and collect oil from a liquid mixture containing water and oil at low cost. The oil-water separation apparatus includes an oil-water-separating member configured to separate a liquid mixture containing water and oil into moisture and oil, and a liquid reservoir subdivided into an upper region and a lower region by the oil-water-separating member. The oil-water separation apparatus filters the liquid mixture by gravity. The oil-water-separating member includes a base which includes a channel for the liquid mixture. The oil-water-separating member is formed in the base, and the oil-water-separating member contains a fluorine compound which has an oil-repellency-imparting group and a hydrophilicity-imparting group. A drain port for discharging the moisture is formed in the lower region of the liquid reservoir.
    Type: Grant
    Filed: July 29, 2015
    Date of Patent: September 3, 2019
    Assignees: MITSUBISHI MATERIALS CORPORATION, Mitsubishi Materials Electronic Chemicals Co., Ltd.
    Inventors: Kosei Sato, Masato Fujita, Masakazu Uotani, Hiroshi Koshiyama, Takeshi Kamiya, Tsunetoshi Honda, Hiroyuki Imai, Daisuke Takano
  • Patent number: 10364360
    Abstract: A surface coating material is provided for forming a hydrophilic oil repellent layer on at least a part of the surface of a substrate, and the surface coating material includes one or more fluorine-based compounds represented by the following formulas (1) to (4), a binder, and a solvent.
    Type: Grant
    Filed: July 30, 2015
    Date of Patent: July 30, 2019
    Assignees: Mitsubishi Materials Corporation, Mitsubishi Materials Electronic Chemicals Co., Ltd.
    Inventors: Masakazu Uotani, Hiroshi Koshiyama, Takeshi Kamiya, Tsunetoshi Honda, Kosei Sato, Masato Fujita, Daisuke Takano
  • Patent number: 10332649
    Abstract: A conductive paste includes: a silver-coated resin; and an organic vehicle that includes a thermosetting resin composition, a curing agent, and a solvent, in which the thermosetting resin composition is an epoxy resin composition which is solid at room temperature and has a melt viscosity of 0.5 Pa·s or lower at 150° C., and a mass ratio of a content of the thermosetting resin composition to a content of the silver-coated resin is 10 to 40:60 to 90.
    Type: Grant
    Filed: March 27, 2015
    Date of Patent: June 25, 2019
    Assignees: MITSUBISHI MATERIALS CORPORATION, MITSUBISHI MATERIALS ELECTRONIC CHEMICALS CO., LTD.
    Inventors: Satoko Higano, Kazuhiko Yamasaki, Kensuke Kageyama, Hirokazu Tsukada
  • Patent number: 10294125
    Abstract: The filter medium is a filter medium which uses a liquid containing oil and water as a separation target, and has a channel for the liquid. The filter medium includes a base constituting the channel, and one or more of nitrogen-containing fluorine compounds which are provided on at least a portion of a surface of the channel. The nitrogen-containing fluorine compound includes an oil-repellency imparting group and any one hydrophilicity imparting group selected from a group consisting of an anion type, a cation type, and an amphoteric type, in a molecule.
    Type: Grant
    Filed: July 30, 2015
    Date of Patent: May 21, 2019
    Assignees: MITSUBISHI MATERIALS CORPORATION, Mitsubishi Materials Electronic Chemicals Co., Ltd.
    Inventors: Masato Fujita, Masakazu Uotani, Hiroshi Koshiyama, Takeshi Kamiya, Tsunetoshi Honda, Daisuke Takano
  • Patent number: 10208210
    Abstract: The hydrophilic oil repellent includes one or more types of nitrogen-containing fluorine-based compounds. The nitrogen-containing fluorine-based compound includes any one hydrophilicity imparting group selected from the group consisting of anion type hydrophilicity imparting groups, cation type hydrophilicity imparting groups, and amphoteric type hydrophilicity imparting groups in the molecule.
    Type: Grant
    Filed: July 29, 2015
    Date of Patent: February 19, 2019
    Assignees: MITSUBISHI MATERIALS CORPORATION, Mitsubishi Materials Electronic Chemicals Co., Ltd.
    Inventors: Masato Fujita, Masakazu Uotani, Takeshi Kamiya, Tsunetoshi Honda, Daisuke Takano
  • Patent number: 9982144
    Abstract: Provided are highly reliable silver-coated conductive particles, which are prevented from an occurrence of migration, the silver-coated conductive particles in which: a tin layer is formed on a surface of each spherical base particle, and a silver plating layer is formed on a surface of the tin layer, and a surface of the silver plating layer is coated with a water repellent layer: the water repellent layer includes an organic sulfur compound that is mainly composed of a sulfide compound or a surfactant such as polyoxyethylene ethers: and a molded body that is formed by pressing the silver-coated conductive particles at a pressure of 14.7 MPa has a contact angle with water of 125 degree or more.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: May 29, 2018
    Assignee: MITSUBISHI MATERIALS ELECTRONIC CHEMICALS CO., LTD.
    Inventor: Kensuke Kageyama
  • Patent number: 9926339
    Abstract: A novel fluorine-containing silane compound is provided. The fluorine-containing silane compound is capable of providing excellent water repellency and oil repellency, and is useful as a fluorine-containing silane coupling agent with applicability to a wide variety of applications, even if it has a chemical structure, which is free of a perfluoroalkyl group of 8 or more of carbon atoms; and has no risk of formation of PFOS or PFOA causing bioaccumulation potential and environment adaptability problems. A fluorine-containing silane compound containing at least one of each of a nitrogen-containing perfluoroalkyl group and an alkoxysilyl group in the molecule is selected.
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: March 27, 2018
    Assignees: MITSUBISHI MATERIALS CORPORATION, MITSUBISHI MATERIALS ELECTRONIC CHEMICALS CO., LTD
    Inventors: Masato Fujita, Daisuke Takano, Masakazu Uotani, Takeshi Kamiya, Tsunetoshi Honda
  • Publication number: 20170358384
    Abstract: A silver-coated resin particle including a heat-resistant resin core particle and a silver coating layer formed on the surface of the resin core particle. The average grain diameter of the resin core particle is 0.1 to 10 ?m, the amount of silver contained in the silver coating layer is 60 to 90 parts by mass, relative to 100 parts by mass of the silver-coated resin particle, and the exothermic peak temperature of the silver-coated resin particle by differential thermal analysis is 265° C. or higher.
    Type: Application
    Filed: January 6, 2016
    Publication date: December 14, 2017
    Applicant: MITSUBISHI MATERIALS ELECTRONIC CHEMICALS CO., LTD.
    Inventors: Kensuke KAGEYAMA, Hirokazu TSUKADA
  • Publication number: 20170247265
    Abstract: The filter medium is a filter medium which uses a liquid containing oil and water as a separation target, and has a channel for the liquid. The filter medium includes a base constituting the channel, and one or more of nitrogen-containing fluorine compounds which are provided on at least a portion of a surface of the channel. The nitrogen-containing fluorine compound includes an oil-repellency imparting group and any one hydrophilicity imparting group selected from a group consisting of an anion type, a cation type, and an amphoteric type, in a molecule.
    Type: Application
    Filed: July 30, 2015
    Publication date: August 31, 2017
    Applicants: MITSUBISHI MATERIALS CORPORATION, Mitsubishi Materials Electronic Chemicals Co., Ltd., Mitsubishi Materials Electronic Chemicals Co., Ltd.
    Inventors: Masato Fujita, Masakazu Uotani, Hiroshi Koshiyama, Takeshi Kamiya, Tsunetoshi Honda, Daisuke Takano
  • Publication number: 20170210643
    Abstract: An oil-water separation apparatus is provided which can easily separate and collect oil from a liquid mixture containing water and oil at low cost. The oil-water separation apparatus includes an oil-water-separating member configured to separate a liquid mixture containing water and oil into moisture and oil, and a liquid reservoir subdivided into an upper region and a lower region by the oil-water-separating member. The oil-water separation apparatus filters the liquid mixture by gravity. The oil-water-separating member includes a base which includes a channel for the liquid mixture. The oil-water-separating member is formed in the base, and the oil-water-separating member contains a fluorine compound which has an oil-repellency-imparting group and a hydrophilicity-imparting group. A drain port for discharging the moisture is formed in the lower region of the liquid reservoir.
    Type: Application
    Filed: July 29, 2015
    Publication date: July 27, 2017
    Applicants: MITSUBISHI MATERIALS CORPORATION, Mitsubishi Materials Electronic Chemicals Co., Ltd .
    Inventors: Kosei Sato, Masato Fujita, Masakazu Uotani, Hiroshi Koshiyama, Takeshi Kamiya, Tsunetoshi Honda, Hiroyuki Imai, Daisuke Takano
  • Publication number: 20170103824
    Abstract: A conductive paste includes: a silver-coated resin; and an organic vehicle that includes a thermosetting resin composition, a curing agent, and a solvent, in which the thermosetting resin composition is an epoxy resin composition which is solid at room temperature and has a melt viscosity of 0.5 Pa·s or lower at 150° C., and a mass ratio of a content of the thermosetting resin composition to a content of the silver-coated resin is 10 to 40:60 to 90.
    Type: Application
    Filed: March 27, 2015
    Publication date: April 13, 2017
    Applicants: MITSUBISHI MATERIALS CORPORATION, Mitsubishi Materials Electronic Chemicals Co., Ltd., Mitsubishi Materials Electronic Chemicals Co., Ltd.
    Inventors: Satoko Higano, Kazuhiko Yamasaki, Kensuke Kageyama, Hirokazu Tsukada
  • Patent number: 9513408
    Abstract: This antimony-doped tin oxide powder is an antimony-doped tin oxide powder characterized by: (A) including at least three kinds of ions selected from the group consisting of Sn2+, Sn4+, Sb3+ and Sb5+; (B) having a ratio of average Sn ionic radius to average Sb ionic radius of 1:(0.96 to 1.04); and (C) having an Sb content of 5 to 25 moles relative to a total of 100 moles of Sb and Sn, wherein the average Sn ionic radius is the average of ionic radii of Sn2+ and Sn4+, while the average Sb ionic radius is the average of ionic radii of Sb3+ and Sb5+.
    Type: Grant
    Filed: March 28, 2013
    Date of Patent: December 6, 2016
    Assignees: MITSUBISHI MATERIALS CORPORATION, MITSUBISHI MATERIALS ELECTRONIC CHEMICALS CO., LTD.
    Inventors: Shinya Shiraishi, Hirotoshi Umeda, Suzuo Sasaki
  • Publication number: 20160304728
    Abstract: Provided are highly reliable silver-coated conductive particles, which are prevented from an occurrence of migration, the silver-coated conductive particles in which: a tin layer is formed on a surface of each spherical base particle, and a silver plating layer is formed on a surface of the tin layer, and a surface of the silver plating layer is coated with a water repellent layer: the water repellent layer includes an organic sulfur compound that is mainly composed of a sulfide compound or a surfactant such as polyoxyethylene ethers: and a molded body that is formed by pressing the silver-coated conductive particles at a pressure of 14.7 MPa has a contact angle with water of 125 degree or more.
    Type: Application
    Filed: December 19, 2014
    Publication date: October 20, 2016
    Applicant: Mitsubishi Materials Electronic Chemicals Co., Ltd .
    Inventor: Kensuke KAGEYAMA
  • Patent number: 9388507
    Abstract: A method for manufacturing a polycrystalline silicon ingot includes unidirectionally solidifying a molten silicon upwardly from the bottom of a crucible, wherein the crucible is provided with silica deposited on the bottom of the crusible; and then dividing the degree of solidification in the crucible into a first zone from 0 mm to X in height (10 mm?X<30 mm), a second zone from X to Y in height (30 mm?Y<100 mm) and a third zone of Y or more in height, based on the bottom of the crucible, wherein a solidification rate V1 in the first zone is set in the range of 10 mm/h?V1?20 mm/h and a solidification rate V2 in the second zone is set in the range of 1 mm/h?V2?5 mm/h.
    Type: Grant
    Filed: March 25, 2011
    Date of Patent: July 12, 2016
    Assignees: MITSUBISHI MATERIALS CORPORATION, MITSUBISHI MATERIALS ELECTRONIC CHEMICALS CO., LTD.
    Inventors: Koji Tsuzukihashi, Hiroshi Ikeda, Masahiro Kanai, Saburo Wakita
  • Patent number: 9293325
    Abstract: An object of the present invention is to achieve improvement in performance of a thin film transistor including an oxide as a gate insulating layer, or simplification and energy saving in the processes of producing such a thin film transistor. A thin film transistor (100) of the present invention includes a first oxide layer (possibly containing inevitable impurities) (32) consisting of lanthanum (La) and tantalum (Ta), which has a surface (32a) formed after a precursor layer obtained from a precursor solution as a start material including a precursor containing lanthanum (La) and a precursor containing tantalum (Ta) as solutes is exposed to a hydrochloric acid vapor, between a gate electrode (20) and a channel (52). Moreover, in the thin film transistor, the surface (32a) of the first oxide layer (32) is in contact with the channel (52).
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: March 22, 2016
    Assignees: JAPAN SCIENCE AND TECHNOLOGY AGENCY, MITSUBISHI MATERIALS CORPORATION, MITSUBISHI MATERIALS ELECTRONIC CHEMICALS CO., LTD.
    Inventors: Tatsuya Shimoda, Hirokazu Tsukada, Takaaki Miyasako
  • Patent number: 9156692
    Abstract: According to the method for producing bis(fluorosulfonyl)imide salt of the present invention, the method for producing fluorosulfate, and the method for producing bis(fluorosulfonyl)imide onium salt, first, an aqueous solution is prepared by dissolving a mixed liquid containing bis(fluorosulfonyl)imide and fluorosulfonic acid in water. Then, the aqueous solution is neutralized with an alkaline compound, producing bis(fluorosulfonyl)imide salt and fluorosulfate. In the methods, bis(fluorosulfonyl)imide salt, fluorosulfate, and bis(fluorosulfonyl)imide onium salt can be obtained safely and easily.
    Type: Grant
    Filed: October 11, 2013
    Date of Patent: October 13, 2015
    Assignee: Mitsubishi Materials Electronic Chemicals Co., Ltd.
    Inventors: Tsunetoshi Honda, Takeshi Kamiya
  • Patent number: 9093192
    Abstract: This silver-coated spherical resin includes: a spherical resin; and silver coated on a surface of the spherical resin, wherein an amount of the silver is in a range of 2 to 80 parts by mass with respect to 100 parts by mass of the silver-coated spherical resin, and a crystallite diameter of the silver measured by X-ray diffractometry is in a range of 18 to 24 nm. This method for producing a silver-coated spherical resin includes: a process of subjecting a spherical resin to a pretreatment using an aqueous solution of a tin compound; and a subsequent process of subjecting the spherical resin to an electroless silver plating using a reducing agent, wherein, during the pretreatment, a temperature of the aqueous solution of the tin compound is set to be in a range of 20 to 45° C.
    Type: Grant
    Filed: August 17, 2011
    Date of Patent: July 28, 2015
    Assignees: MITSUBISHI MATERIALS CORPORATION, Mitsubishi Materials Electronic Chemicals Co., Ltd.
    Inventors: Akira Nakabayashi, Shigeharu Sasaki, Kazutoshi Yamamoto, Maki Yamaguchi
  • Publication number: 20150090943
    Abstract: This antimony-doped tin oxide powder is an antimony-doped tin oxide powder characterized by: (A) including at least three kinds of ions selected from the group consisting of Sn2+, Sn4+, Sb3+ and Sb5+; (B) having a ratio of average Sn ionic radius to average Sb ionic radius of 1:(0.96 to 1.04); and (C) having an Sb content of 5 to 25 moles relative to a total of 100 moles of Sb and Sn, wherein the average Sn ionic radius is the average of ionic radii of Sn2+ and Sn4+, while the average Sb ionic radius is the average of ionic radii of Sb3+ and Sb5+.
    Type: Application
    Filed: March 28, 2013
    Publication date: April 2, 2015
    Applicants: MITSUBISHI MATERIALS CORPORATION, Mitsubishi Materials Electronic Chemicals Co., Ltd.
    Inventors: Shinya Shiraishi, Hirotoshi Umeda, Suzuo Sasaki
  • Patent number: 8986565
    Abstract: Disclosed are a heat-ray shielding composition including an indium tin oxide powder which has a BET specific surface area of 40 m2/g or more and a navy blue or cobalt blue (L=30 or less, a<0, b<0 in the Lab colorimetric system) tone, and preferably a heat-ray shielding composition, wherein the indium tin oxide powder contained in the composition is an indium tin oxide powder which is surface-modified by firing indium tin hydroxide having bright yellow to persimmon (reddish brown or orange-red) tone, or an indium tin oxide powder which is surface-modified by firing indium tin oxide having bright yellow to persimmon (reddish brown or orange-red) tone; and a method for producing the same.
    Type: Grant
    Filed: October 28, 2010
    Date of Patent: March 24, 2015
    Assignees: Mitsubishi Materials Corporation, Mitsubishi Materials Electronic Chemicals Co., Ltd.
    Inventors: Shinya Shiraishi, Megumi Narumi
  • Patent number: 8936674
    Abstract: The present invention provides a conductive silica sol composition containing at least a silica sol composition, and at least one selected from perfluoroalkyl sulfonates perfluoroalkyl sulfone imide salts, and bis(fluorosulfonyl) imide salts.
    Type: Grant
    Filed: November 13, 2009
    Date of Patent: January 20, 2015
    Assignees: Mitsubishi Materials Corporation, Mitsubishi Materials Electronic Chemicals Co., Ltd.
    Inventors: Tsunetoshi Honda, Tsutomu Atsuki, Natsumi Sakuraba