Patents by Inventor Shunji Aoki

Shunji Aoki 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).

  • Patent number: 10886063
    Abstract: An electronic-component manufacturing method is for simultaneously manufacturing a plurality of electronic components each including an element body and a conductor. The electronic-component manufacturing method includes the steps of forming laminates to be the plurality of electronic components on a plurality of regions set apart from each other on a surface of a first substrate, releasing the laminates from the plurality of regions, and performing heat treatment to the laminates. The forming the laminates includes a first step of forming element-body patterns on the plurality of regions and a second step of forming conductor patterns on the plurality of regions. The element-body patterns contain a constituent material of the element bodies and are patterned for the plurality of regions. The conductor patterns contain a constituent material of the conductors and are patterned for the plurality of regions.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: January 5, 2021
    Assignee: TDK CORPORATION
    Inventors: Yuya Ishima, Shunji Aoki, Shinichi Kondo, Yasushi Matsuyama, Hajime Azuma, Yusuke Onezawa
  • Patent number: 10847301
    Abstract: An electronic component includes an element body, a conductor provided on the element body, a plating layer provided on the conductor, and a glass layer provided on the conductor along an outer edge of the plating layer.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: November 24, 2020
    Assignee: TDK CORPORATION
    Inventors: Shunji Aoki, Yuya Ishima, Masaki Takahashi, Yuki Okazaki, Takeshi Sasaki
  • Publication number: 20200350107
    Abstract: A laminated electronic component includes an element body and a pair of conductors. The element body is formed by laminating a plurality of element-body layers in a first direction. The pair of conductors is formed by laminating a plurality of conductor layers in the first direction. The pair of conductors is provided to the element body in such a way as to be separated from each other in a second direction orthogonal to the first direction. At a cross section orthogonal to the first direction, the pair of conductors has an uneven portion and the element body has an uneven portion engaged with the uneven portion of the pair of conductors.
    Type: Application
    Filed: July 20, 2020
    Publication date: November 5, 2020
    Applicant: TDK CORPORATION
    Inventors: Shunji AOKI, Yuya ISHIMA, Hajime KATO, Yuto SHIGA, Kazuya TOBITA, Youichi KAZUTA, Satoru OKAMOTO
  • Patent number: 10825596
    Abstract: A laminated electronic component includes an element body and a pair of conductors. The element body is formed by laminating a plurality of element-body layers in a first direction. The pair of conductors is formed by laminating a plurality of conductor layers in the first direction. The pair of conductors is provided to the element body in such a way as to be separated from each other in a second direction orthogonal to the first direction. At a cross section orthogonal to the first direction, the pair of conductors has an uneven portion and the element body has an uneven portion engaged with the uneven portion of the pair of conductors.
    Type: Grant
    Filed: April 6, 2020
    Date of Patent: November 3, 2020
    Assignee: TDK CORPORATION
    Inventors: Shunji Aoki, Yuya Ishima, Hajime Kato, Yuto Shiga, Kazuya Tobita, Youichi Kazuta, Satoru Okamoto
  • Publication number: 20200339757
    Abstract: Provided is a method for preparing a (meth)acryloyl group-containing organopolysiloxane having a step of transesterification between the components (a1) and (a2) in the presence of the components (a3) and (a4) to obtain the (meth)acryloyl group-containing organopolysiloxane, wherein component (a1) is an organopolysiloxane represented by the average composition formula (1) which has a hydroxy group-containing group, component (a2) is a (meth)acrylic acid ester represented by the general formula (2), component (a3) is a zirconium metal complex in an amount such that a molar ratio of component (a3) to the hydroxy group of component (a1) is 0.001 to 0.1, and component (a4) is a hydroxy group-containing amine represented by HON(R4)2 in an amount such that a molar ratio of component (a4) to component (a3) is 0.10 to 1.5, wherein R4 is, independently of each other, a linear or branched aliphatic hydrocarbon group having 1 to 6 carbon atoms.
    Type: Application
    Filed: September 28, 2018
    Publication date: October 29, 2020
    Applicant: Shin-Etsu Chemical Co., Ltd.
    Inventors: Kenji TANAKA, Shunji AOKI
  • Patent number: 10808124
    Abstract: This gel-form composition contains (A) an organoalkoxysilane of the following formula and/or a partially hydrolyzed condensate of the organoalkoxysilane, R1aSi(OR2)4-a (R1 and R2 are monovalent hydrocarbon groups, and a is 1, 2, or 3), (B) an aluminum dicarboxylate of the following formula (R3COO)2Al(OH) (R3 is a monovalent hydrocarbon group), (C) a C6-24 fatty acid, (D) a C6-30 dicarboxylic acid, and (E) an aluminum oligomer and/or aluminum alkoxide selected from aluminum oxide organoxides and aluminum oxide acylates. It is thereby possible to: obtain a water absorption inhibitor that imparts an excellent water absorption-inhibiting property to the surfaces of porous materials; and provide a method for imparting a water absorption-inhibiting property by applying the water absorption inhibitor to the surface of a porous material, and a porous material that is surface-treated by the water absorption inhibitor.
    Type: Grant
    Filed: April 25, 2017
    Date of Patent: October 20, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Yuta Hamajima, Shunji Aoki
  • Patent number: 10765970
    Abstract: The present invention relates to a defoamer oil compound that contains an organopolysiloxane (A), a fine silica powder (B), and a group (C) that is represented by the organopolysiloxanes of formulas (I) and/or (II) (in the formulas, c, d, and e are each an integer of 0 or more, and at least one of X1 to X3 is the group represented by formula (i)). The component (C) is used as a surface treatment agent for the component (B). The present invention makes it possible to obtain a silicone-based defoamer composition that imparts good initial defoaming properties even in an alkaline foaming liquid, that exhibits very little loss in performance over time, and that has excellent defoaming performance.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: September 8, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Akihiro Kobayashi, Chinami Matsui, Takato Sakurai, Shunji Aoki
  • Publication number: 20200234865
    Abstract: A laminated electronic component includes an element body and a pair of conductors. The element body is formed by laminating a plurality of element-body layers in a first direction. The pair of conductors is formed by laminating a plurality of conductor layers in the first direction. The pair of conductors is provided to the element body in such a way as to be separated from each other in a second direction orthogonal to the first direction. At a cross section orthogonal to the first direction, the pair of conductors has an uneven portion and the element body has an uneven portion engaged with the uneven portion of the pair of conductors.
    Type: Application
    Filed: April 6, 2020
    Publication date: July 23, 2020
    Applicant: TDK CORPORATION
    Inventors: Shunji AOKI, Yuya ISHIMA, Hajime KATO, Yuto SHIGA, Kazuya TOBITA, Youichi KAZUTA, Satoru OKAMOTO
  • Patent number: 10703908
    Abstract: An organopolysiloxane emulsion composition which contains a polyoxyalkylene-modified organopolysiloxane compound represented by formula (1) as an emulsifying agent or as an emulsifying assistant. (LR2SiO1/2)a(R3SiO1/2)b(R2SiO2/2)c(RSiO3/2)d(SiO4/2)e??(1) (In the formula, L represents a polyoxyalkylene group represented by formula (2); R represents a hydrogen atom, a hydroxy group, an alkyl group, an aryl group, an aralkyl group or an alkoxy group; a represents a number of 2-4; b represents a number of 0-2; c represents a number of 50-1,000; and each of d and e represents 0 or 1.) —H2C—CH2—(CH2)r—O-(EO)s-(AO)t—R1??(2) (In formula (2), EO represents an oxyethylene group; AO represents a linear or branched oxyalkylene group having 3-10 carbon atoms; R1 represents an alkyl group, a hydrogen atom, a carboxy group, an acyl group or a phenyl group; r represents a number of 0-10; s represents a number of 1-100, t represents a number of 0-150; and (s+t) represents a number of 15 or more.
    Type: Grant
    Filed: January 6, 2017
    Date of Patent: July 7, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Yuko Takada, Shunji Aoki
  • Patent number: 10676617
    Abstract: Provided is a method for producing an organopolysiloxane emulsion composition which contains an organopolysiloxane having a trialkyl group at a terminal thereof and having a viscosity of 50,000 mm2/s or more at 25° C., within a shorter time compared with the conventional methods. A method for producing an emulsion composition which contains an organopolysiloxane having a viscosity of 50,000 mm2/s or more at 25° C. and capped with a trialkylsilyl group, said method comprising: (I) emulsifying a mixture comprising (A) an organopolysiloxane, (B) a nonionic surfactant, (C) an anionic surfactant, (D-1) an acidic compound and (E-1) water to prepare an emulsion composition; (II) adding (D-2) an acidic compound and (E-2) water to the emulsion composition to perform emulsion polymerization; and (III) adding 0.001 part by mass or more of (F) a compound to the resultant product to perform emulsion polymerization again.
    Type: Grant
    Filed: May 12, 2015
    Date of Patent: June 9, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Akihiro Kobayashi, Yuji Ando, Yuko Takada, Shunji Aoki
  • Patent number: 10650950
    Abstract: A laminated electronic component includes an element body and a pair of conductors. The element body is formed by laminating a plurality of element-body layers in a first direction. The pair of conductors is formed by laminating a plurality of conductor layers in the first direction. The pair of conductors is provided to the element body in such a way as to be separated from each other in a second direction orthogonal to the first direction. At a cross section orthogonal to the first direction, the pair of conductors has an uneven portion and the element body has an uneven portion engaged with the uneven portion of the pair of conductors.
    Type: Grant
    Filed: May 24, 2018
    Date of Patent: May 12, 2020
    Assignee: TDK CORPORATION
    Inventors: Shunji Aoki, Yuya Ishima, Hajime Kato, Yuto Shiga, Kazuya Tobita, Youichi Kazuta, Satoru Okamoto
  • Publication number: 20200115595
    Abstract: A primer composition for pressure-sensitive silicone adhesives which comprises (A) an organopolysiloxane including at least two alkenyl-containing organic groups in the molecule and having an alkenyl group content of 0.001-0.008 mol per 100 g of the organopolysiloxane, (B) an organopolysiloxane including at least two alkenyl-containing organic groups in the molecule and having an alkenyl group content of 0.15-1.3 mol per 100 g of the organopolysiloxane, (C) an organohydrogenpolysiloxane having at least three Si—H groups in the molecule but containing neither any alkoxy group nor any epoxy group, and (D) a platinum-group metal catalyst. The primer composition cures satisfactorily while sufficiently exhibiting adhesiveness to pressure-sensitive silicone adhesives. Even after having cured sufficiently, the primer composition can retain the satisfactory adhesiveness.
    Type: Application
    Filed: March 9, 2018
    Publication date: April 16, 2020
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Osamu TSUCHIDA, Shunji AOKI
  • Publication number: 20200062960
    Abstract: Provided is a composition that imparts an excellent flexibility to post-treatment fibers and textiles, provides a water-absorptive fiber surface and provides an excellent durability, and can maintain the water absorbency of the fiber surface even after a laundry treatment. Also provided is a fiber treatment agent that contains said composition as an effective component. The composition contains the following component (A) and component (B) wherein the content ratio on a mass basis represented by component (A)/[component (A)+component (B)] is 0.01-1. Component (A) is an organopolysiloxane represented by general formula (1) or a silane represented by general formula (2), and component (B) is water.
    Type: Application
    Filed: November 16, 2017
    Publication date: February 27, 2020
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Takumi FUKAMACHI, Shunji AOKI, Yuta HAMAJIMA
  • Publication number: 20200056075
    Abstract: Provided are: a removable radiation-curable silicone composition which has excellent radiation curability and gives cured objects having excellent adhesiveness to the substrates; and a release sheet. The removable radiation-curable silicone composition comprises the following components (A), (B), (C), and (D): (A) 100 parts by mass of an organopolysiloxane having an alkenyl group; (B) 1-30 parts by mass of an organopolysiloxane having a mercaptoalkyl group; (C) 0.1-5 parts by mass of a compound having a plurality of acryl groups in the molecule; and (D) 0.1-15 parts by mass of a radical polymerization initiator.
    Type: Application
    Filed: April 3, 2018
    Publication date: February 20, 2020
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Kenji TANAKA, Shunji AOKI, Munenao HIROKAMI, Tetsuro YAMADA
  • Publication number: 20200048461
    Abstract: A silicone emulsion composition capable of being formed into a coating film, which contains: (A) 100 parts by mass of an organopolysiloxane containing, per molecule, at least two groups each capable of binding to a silicon atom, wherein the at least two groups are independently selected from a hydroxyl group and an alkoxy group; (B) 0.1 to 50 parts by mass of a surfactant; (C) 0.01 to 10 parts by mass of at least one substance selected from cellulose and a cellulose derivative; (D) 0.5 to 50 parts by mass of colloidal silica; and (E) 50 to 1,000 parts by mass of water.
    Type: Application
    Filed: February 8, 2018
    Publication date: February 13, 2020
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Akihiro KOBAYASHI, Shunji AOKI
  • Patent number: 10494482
    Abstract: A production method for an organopolysiloxane emulsion composition, wherein (I) an emulsion composition is prepared by emulsifying an organopolysiloxane (A) that is represented by formula (2), or that is a mixture of organopolysiloxanes represented by formulas (1) and (2), and that has an octamethylcyclotetrasiloxane content of 1000 ppm or less (R1 and R2 are H or a monovalent hydrocarbon group, n is a number that makes the viscosity of the organopolysiloxane 200-100,000 mm2/s, and a, b, c, and d satisfy the expressions a?3, b?5, c+d?1, 10?a+b+c+d?1,000), a surfactant (B), and water (C-1), and wherein (II) water (C-2) is added as needed and then emulsion polymerization is performed in the presence of an acid catalyst (D). The organopolysiloxane generated has a 15 mass % toluene solution viscosity of 200 mPa·s or higher at 25° C., has an octamethylcyclotetrasiloxane content of 3000 ppm or less, and has a branched structure that has a particle size of 1 ?m or less.
    Type: Grant
    Filed: September 1, 2016
    Date of Patent: December 3, 2019
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Akihiro Kobayashi, Yuko Takada, Shunji Aoki
  • Publication number: 20190177540
    Abstract: This gel-form composition contains (A) an organoalkoxysilane of the following formula and/or a partially hydrolyzed condensate of the organoalkoxysilane, R1aSi(OR2)4-a (R1 and R2 are monovalent hydrocarbon groups, and a is 1, 2, or 3), (B) an aluminum dicarboxylate of the following formula (R3COO)2Al(OH) (R3 is a monovalent hydrocarbon group), (C) a C6-24 fatty acid, (D) a C6-30 dicarboxylic acid, and (E) an aluminum oligomer and/or aluminum alkoxide selected from aluminum oxide organoxides and aluminum oxide acylates. It is thereby possible to: obtain a water absorption inhibitor that imparts an excellent water absorption-inhibiting property to the surfaces of porous materials; and provide a method for imparting a water absorption-inhibiting property by applying the water absorption inhibitor to the surface of a porous material, and a porous material that is surface-treated by the water absorption inhibitor.
    Type: Application
    Filed: April 25, 2017
    Publication date: June 13, 2019
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Yuta HAMAJIMA, Shunji AOKI
  • Patent number: 10232288
    Abstract: The present invention relates to a defoamer oil compound that contains an organopolysiloxane (A), a fine silica powder (B), and a group (C) that is represented by the organopolysiloxanes of formulas (I) and/or (II) (in the formulas, c, d, and e are each an integer of 0 or more, and at least one of X1 to X3 is the group represented by formula (i)). The component (C) is used as a surface treatment agent for the component (B). The present invention makes it possible to obtain a silicone-based defoamer composition that imparts good initial defoaming properties even in an alkaline foaming liquid, that exhibits very little loss in performance over time, and that has excellent defoaming performance.
    Type: Grant
    Filed: July 24, 2015
    Date of Patent: March 19, 2019
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Akihiro Kobayashi, Chinami Matsui, Takato Sakurai, Shunji Aoki
  • Publication number: 20190043655
    Abstract: A laminated coil component includes an element body, a coil, and a pair of conductors. The pair of conductors is disposed on the element body. Each of the pair of conductors has an L shape when viewed from the third direction. Each of the pair of conductors includes a first conductor portion and a second conductor portion. The first conductor portion is disposed on one of first side faces. The second conductor portion is disposed on a pair of end faces. The coil includes a first coil portion and a second coil portion. The first coil portion includes a first straight portion and a pair of second straight portions. The pair of second straight portions is connected to both ends of the first straight portion. The second coil portion is curved as a whole.
    Type: Application
    Filed: July 26, 2018
    Publication date: February 7, 2019
    Applicant: TDK CORPORATION
    Inventors: Hajime KATO, Yuto SHIGA, Kazuya TOBITA, Youichi KAZUTA, Yuya ISHIMA, Satoru OKAMOTO, Shunji AOKI
  • Publication number: 20190023850
    Abstract: An organopolysiloxane emulsion composition which contains a polyoxyalkylene-modified organopolysiloxane compound represented by formula (1) as an emulsifying agent or as an emulsifying assistant. (LR2SiO1/2)a(R3SiO1/2)b(R2SiO2/2)c(RSiO3/2)d(SiO4/2)e ??(1) (In the formula, L represents a polyoxyalkylene group represented by formula (2); R represents a hydrogen atom, a hydroxy group, an alkyl group, an aryl group, an aralkyl group or an alkoxy group; a represents a number of 2-4; b represents a number of 0-2; c represents a number of 50-1,000; and each of d and e represents 0 or 1.) —H2C—CH2—(CH2)r—O-(EO)s-(AO)t—R1 ??(2) (In formula (2), EO represents an oxyethylene group; AO represents a linear or branched oxyalkylene group having 3-10 carbon atoms; R1 represents an alkyl group, a hydrogen atom, a carboxy group, an acyl group or a phenyl group; r represents a number of 0-10; s represents a number of 1-100, t represents a number of 0-150; and (s+t) represents a number of 15 or more.
    Type: Application
    Filed: January 6, 2017
    Publication date: January 24, 2019
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Yuko TAKADA, Shunji AOKI