Patents by Inventor Motoaki Iwabuchi

Motoaki Iwabuchi 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: 10544272
    Abstract: The present invention provides a stretchable film including: a cured product of a composition which contains (A) a (meth)acrylate compound having a siloxane bond, (B) a (meth)acrylate compound other than the component (A) having a urethane bond, and (C) an organic solvent having a boiling point in the range of 115 to 200° C. at atmospheric pressure; wherein the component (A) is localized in the direction of a surface of the film. The stretchable film of the present invention is excellent in stretchability and strength as well as repellency on the film surface.
    Type: Grant
    Filed: April 25, 2017
    Date of Patent: January 28, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun Hatakeyama, Motoaki Iwabuchi
  • Publication number: 20200015699
    Abstract: The present invention provides a bio-electrode composition including a silsesquioxane bonded to an N-carbonyl sulfonamide salt, wherein the N-carbonyl sulfonamide salt is shown by the following general formula (1): wherein R1 represents a linear, branched, or cyclic alkylene group having 1 to 20 carbon atoms that may have an aromatic group, an ether group, or an ester group, or an arylene group having 6 to 10 carbon atoms; Rf represents a linear, branched, or cyclic alkyl group having 1 to 4 carbon atoms containing at least one fluorine atom; M+ is an ion selected from a lithium ion, a sodium ion, a potassium ion, and a silver ion. This can form a living body contact layer for a bio-electrode that is excellent in electric conductivity and biocompatibility, light-weight, manufacturable at low cost, and free from large lowering of the electric conductivity even though it is wetted with water or dried.
    Type: Application
    Filed: June 27, 2019
    Publication date: January 16, 2020
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun Hatakeyama, Motoaki Iwabuchi, Yasuyoshi Kuroda
  • Publication number: 20200008695
    Abstract: The present invention provides a bio-electrode composition including a silicone bonded to a fluorosulfonic acid salt, wherein the fluorosulfonic acid salt is shown by the following general formula (1): wherein R1 represents an alkylene groups with 1 to 20 carbon atoms or an arylene groups with 6 to 10 carbon atoms; Rf1 and Rf2 each represent a hydrogen atom, a fluorine atom, an oxygen atom, or a trifluoromethyl group; Rf3 and Rf4 each represent a hydrogen atom, a fluorine atom, or a trifluoromethyl group, provided that one or more fluorine atoms are contained in Rf1 to Rf4; M is selected from sodium, potassium, and silver. This can form a living body contact layer for a bio-electrode that is excellent in electric conductivity and biocompatibility, light-weight, manufacturable at low cost, and free from large lowering of the electric conductivity even though it is wetted with water or dried.
    Type: Application
    Filed: June 14, 2019
    Publication date: January 9, 2020
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Motoaki IWABUCHI, Koji HASEGAWA, Yasuyoshi KURODA
  • Publication number: 20190387990
    Abstract: The present invention provides a bio-electrode composition including a silicone bonded to a sulfonimide salt, wherein the sulfonimide salt is shown by the following general formula (1): wherein R1 represents a linear, branched, or cyclic alkylene group having 1 to 20 carbon atoms optionally having an aromatic group, an ether group, or an ester group, or an arylene group having 6 to 10 carbon atoms; Rf represents a linear, branched, or cyclic alkyl group having 1 to 4 carbon atoms and containing at least one fluorine atom; M+ is an ion selected from a lithium ion, a sodium ion, a potassium ion, and a silver ion. This can form a living body contact layer for a bio-electrode that is excellent in electric conductivity and biocompatibility, light-weight, manufacturable at low cost, and free from large lowering of the electric conductivity even though it is wetted with water or dried.
    Type: Application
    Filed: June 14, 2019
    Publication date: December 26, 2019
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Motoaki IWABUCHI, Koji HASEGAWA, Yasuyoshi KURODA
  • Publication number: 20190388594
    Abstract: The present invention provides a bio-electrode composition including a silicone bonded to a sulfonamide salt, wherein the sulfonamide salt is shown by the following general formula (1): wherein R1 represents a linear, branched, or cyclic alkylene group having 1 to 20 carbon atoms optionally having an aromatic group, an ether group, or an ester group, or an arylene group having 6 to 10 carbon atoms; Rf represents a linear, branched, or cyclic alkyl group having 1 to 4 carbon atoms and containing at least one fluorine atom; M+ is an ion selected from a lithium ion, a sodium ion, a potassium ion, and a silver ion. This can form a living body contact layer for a bio-electrode that is excellent in electric conductivity and biocompatibility, light-weight, manufacturable at low cost, and free from large lowering of the electric conductivity even though it is wetted with water or dried.
    Type: Application
    Filed: May 31, 2019
    Publication date: December 26, 2019
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Motoaki IWABUCHI, Koji HASEGAWA, Yasuyoshi KURODA
  • Patent number: 10501585
    Abstract: The present invention provides a stretchable film that is excellent in stretch and strength and water repellency on the film surface, and a method for forming the stretchable film. The present invention was accomplished by a stretchable film including a resin having a branched siloxane bond having 3 to 11 silicon atoms on a side chain and having a urethane bond on a main chain.
    Type: Grant
    Filed: December 27, 2017
    Date of Patent: December 10, 2019
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun Hatakeyama, Motoaki Iwabuchi, Osamu Watanabe, Tohru Kubota
  • Publication number: 20190322903
    Abstract: The present invention provides an adhesive film including a resin having a silsesquioxane in a side chain and a urethane bond in a main chain, together with a method for forming the same. The inventive adhesive film has excellent stretchability and strength, with the film surface having higher adhesion and thinner film thickness.
    Type: Application
    Filed: March 29, 2019
    Publication date: October 24, 2019
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Motoaki IWABUCHI, Keisuke NIIDA, Koji HASEGAWA
  • Publication number: 20190298891
    Abstract: The present invention provides a bio-electrode composition including: (A) an ionic material; and (B) a resin other than the component (A); wherein the component (A) contains both of a repeating unit-a having a structure of any of silver salts of fluorosulfonic acid, fluorosulfonimide, and fluorosulfonamide; and a repeating unit-b having silicon. This can form a living body contact layer for a bio-electrode that is excellent in electric conductivity and biocompatibility, light in weight, manufacturable at low cost, and free from large lowering of the electric conductivity even when it is wetted with water or dried. The present invention also provides a bio-electrode in which the living body contact layer is formed from the bio-electrode composition, and a method for manufacturing the bio-electrode.
    Type: Application
    Filed: March 12, 2019
    Publication date: October 3, 2019
    Applicant: Shin-Etsu Chemical Co., Ltd.
    Inventors: Jun HATAKEYAMA, Osamu Watanabe, Koji Hasegawa, Motoaki Iwabuchi, Yasuyoshi Kuroda
  • Publication number: 20190264028
    Abstract: This is to provide a stretchable film having excellent stretchability and strength and excellent water repellency on the surface of the film, a method for forming the same, a urethane resin used for the stretchable film and a silicon-containing compound as a material of the urethane resin. A silicon-containing compound represented by the following general formula (1), wherein, R1, R2, R3, R4, R5, and R6 each represents a linear, branched or cyclic alkyl group having 1 to 6 carbon atoms, a phenyl group, a 3,3,3-trifluoropropyl group or a group represented by —(OSiR7R8)n—OSiR9R10R11; R7, R8, R9, R10 and R11 are the same as those of R1 to R6; “n” is an integer in the range of 0 to 100; A represents a linear or branched alkylene group having 3 to 6 carbon atoms; and “m” is an integer in the range of 1 to 3.
    Type: Application
    Filed: February 6, 2019
    Publication date: August 29, 2019
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Motoaki IWABUCHI, Yuji HARADA, Shiori NONAKA, Koji HASEGAWA
  • Publication number: 20190254548
    Abstract: The present invention provides a bio-electrode composition comprising a polymer compound having a repeating unit A that contains silver salt of fluorosulfonic acid, silver salt of fluorosulfonimide, or silver salt of fluorosulfonamide. This can form a living body contact layer for a bio-electrode with excellent electric conductivity, biocompatibility and light weight, which can be manufactured at low cost and does not cause large lowering of the electric conductivity even when it is wetted with water or dried. The present invention also provides a bio-electrode in which the living body contact layer is formed from the bio-electrode composition and a method for manufacturing the bio-electrode.
    Type: Application
    Filed: February 11, 2019
    Publication date: August 22, 2019
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Osamu WATANABE, Motoaki IWABUCHI, Shiori NONAKA, Koji HASEGAWA
  • Publication number: 20190241709
    Abstract: The present invention is a stretchable film composition including: a silicone main-chain type urethane having a structure shown by the following general formula (1)-1 and/or (1)-2, and a silicone-pendant type urethane having a structure shown by the following general formula (2)-1 and/or (2)-2. The present invention provides a stretchable film composition that has excellent stretchability and strength, with the film surface having excellent water repellency, and is favorably used for a non-tackiness stretchable film, a stretchable film using the stretchable film composition, and a method for forming the same.
    Type: Application
    Filed: January 29, 2019
    Publication date: August 8, 2019
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Motoaki IWABUCHI, Shiori NONAKA, Koji HASEGAWA
  • Publication number: 20190233645
    Abstract: The present invention is a stretchable film including: a silicone main-chain type urethane layer and a silicone-pendant type urethane layer, wherein the silicone main-chain type urethane layer has a structure shown by the following general formula (1)-1 and/or (1)-2 and is formed on the silicone-pendant type urethane layer, and the silicone-pendant type urethane layer has a structure shown by the following general formula (2)-1 and/or (2)-2. The present invention provides a stretchable film having excellent stretchability and strength, with the film surface having excellent water repellency, together with a method for forming the same.
    Type: Application
    Filed: January 23, 2019
    Publication date: August 1, 2019
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Motoaki IWABUCHI
  • Publication number: 20190209740
    Abstract: The present invention provides a bio-electrode composition including: a resin having a urethane bond and a silicone chain in the main chain; and an electro-conductive material, wherein the electro-conductive material is a polymer compound having one or more repeating units selected from fluorosulfonic acid salts shown by the following formula (1)-1, fluorosulfonic acid salts shown by the following formula (1)-2, sulfonimide salts shown by the following formula (1)-3, and sulfonamide salts shown by the following formula (1)-4. This can form a living body contact layer for a bio-electrode that is excellent in electric conductivity and biocompatibility, light in weight, manufacturable at low cost, and free from large lowering of the electric conductivity even when it is wetted with water or dried. The present invention also provides a bio-electrode in which the living body contact layer is formed from the bio-electrode composition, and a method for manufacturing the bio-electrode.
    Type: Application
    Filed: January 3, 2019
    Publication date: July 11, 2019
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Motoaki IWABUCHI, Osamu WATANABE
  • Publication number: 20190151648
    Abstract: The present invention provides a bio-electrode composition including: a resin containing a urethane bond in a main chain and a silsesquioxane in a side chain; and an electro-conductive material, wherein the electro-conductive material is a polymer compound having one or more repeating units selected from fluorosulfonic acid salts shown by the following general formulae (1)-1 and (1)-2, sulfonimide salts shown by the following general formula (1)-3, and sulfonamide salts shown by the following general formula (1)-4. This can form a living body contact layer for a bio-electrode that is excellent in electric conductivity and biocompatibility, light in weight, manufacturable at low cost, and free from large lowering of the electric conductivity even when it is wetted with water or dried. The present invention also provides a bio-electrode in which the living body contact layer is formed from the bio-electrode composition, and a method for manufacturing the bio-electrode.
    Type: Application
    Filed: October 24, 2018
    Publication date: May 23, 2019
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Motoaki IWABUCHI, Osamu WATANABE, Keisuke NIIDA
  • Publication number: 20190127578
    Abstract: The present invention provides a bio-electrode composition including: a resin containing a main chain having a urethane bond and two side chains each having a silicon-containing group; and an electro-conductive material, wherein the electro-conductive material is a polymer compound having one or more repeating units selected from fluorosulfonic acid salts shown by the following formulae (1)-1 and (1)-2, sulfonimide salts shown by the following formula (1)-3, and sulfonamide salts shown by the following formula (1)-4. This can form a living body contact layer for a bio-electrode that is excellent in electric conductivity and biocompatibility, light in weight, manufacturable at low cost, and free from large lowering of the electric conductivity even when it is wetted with water or dried. The present invention also provides a bio-electrode in which the living body contact layer is formed from the bio-electrode composition, and a method for manufacturing the bio-electrode.
    Type: Application
    Filed: September 13, 2018
    Publication date: May 2, 2019
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Osamu WATANABE, Motoaki IWABUCHI, Shiori NONAKA
  • Publication number: 20190117101
    Abstract: The present invention provides a bio-electrode composition including: a resin containing a urethane bond in a main chain and a siloxane bond in a side chain; and an electro-conductive material, wherein the electro-conductive material is a polymer compound having one or more repeating units selected from fluorosulfonic acid salts shown by the following formulae (1)-1 and (1)-2, sulfonimide salts shown by the following formula (1)-3, and sulfonamide salts shown by the following formula (1)-4. This can form a living body contact layer for a bio-electrode that is excellent in electric conductivity and biocompatibility, light in weight, manufacturable at low cost, and free from large lowering of the electric conductivity even when it is wetted with water or dried. The present invention also provides a bio-electrode in which the living body contact layer is formed from the bio-electrode composition, and a method for manufacturing the bio-electrode.
    Type: Application
    Filed: September 21, 2018
    Publication date: April 25, 2019
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Osamu WATANABE, Motoaki IWABUCHI
  • Publication number: 20180229024
    Abstract: The present invention provides a bio-electrode composition capable of forming a living body contact layer for a bio-electrode that is excellent in conductivity and biocompatibility, is light-weight, can be manufactured at low cost, and can control significant reduction in conductivity even though the bio-electrode is soaked in water or dried. The present invention is accomplished by a bio-electrode composition including an ionic material and a resin, in which the ionic material is a lithium salt, a sodium salt, a potassium salt, a calcium salt, or an ammonium salt of sulphonamide represented by the following general formula (1).
    Type: Application
    Filed: January 29, 2018
    Publication date: August 16, 2018
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Takayuki FUJIWARA, Motoaki IWABUCHI, Yasuyoshi KURODA
  • Publication number: 20180229023
    Abstract: The present invention provides a bio-electrode composition capable of forming a living body contact layer for a bio-electrode that is excellent in conductivity and biocompatibility, is light-weight, can be manufactured at low cost, and can control significant reduction in conductivity even though the bio-electrode is soaked in water or dried. The present invention is accomplished by a bio-electrode composition including an (A) ionic material and a (B) resin other than the component (A), in which the component (A) has both a repeating unit “a” of a lithium salt, a sodium salt, a potassium salt, or an ammonium salt of sulfonamide including a partial structure represented by the following general formula (1) and a repeating unit “b” having a silicon atom, —R1—C(?O)—N?—SO2—Rf1M+??(1).
    Type: Application
    Filed: January 29, 2018
    Publication date: August 16, 2018
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Motoaki IWABUCHI, Osamu WATANABE, Takayuki FUJIWARA, Yasuyoshi KURODA
  • Patent number: 10047244
    Abstract: The present invention provides a method for producing a composition for forming an organic film, the composition being used in a process of manufacturing a semiconductor apparatus, the method including the steps of (1) washing a compound having an aromatic skeleton by an acid, (2) preparing a composition solution containing the washed compound, (3) filtering the prepared composition solution through a filter, and (4) putting the filtered composition solution into a container made of an organic resin. There can be provided a method for producing a composition for forming an organic film that can form an organic film in which defects after dry etching are reduced.
    Type: Grant
    Filed: July 21, 2015
    Date of Patent: August 14, 2018
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Daisuke Kori, Tsutomu Ogihara, Motoaki Iwabuchi
  • Publication number: 20180223133
    Abstract: The present invention provides a bio-electrode composition capable of forming a living body contact layer for a bio-electrode that is excellent in conductivity and biocompatibility, is light-weight, can be manufactured at low cost, and can control significant reduction in conductivity even though the bio-electrode is soaked in water or dried. The present invention is accomplished by a bio-electrode composition including an (A) ionic material and a (B) resin other than the component (A), in which the component (A) has both a repeating unit “a” of a sodium salt, a potassium salt, or an ammonium salt including a partial structure represented by the following general formula (1) and a repeating unit “b” having a silicon atom.
    Type: Application
    Filed: January 30, 2018
    Publication date: August 9, 2018
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Osamu WATANABE, Takayuki FUJIWARA, Motoaki IWABUCHI, Yasuyoshi KURODA