Patents by Inventor Yoshiko Irie
Yoshiko Irie 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).
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Publication number: 20230135022Abstract: A conductive composition comprising a conductive polymer (A), a water-soluble polymer (B), and a solvent (C1), wherein: the water-soluble polymer (B) comprises a water-soluble polymer (B11) represented by formula (11), and an amount of a water-soluble polymer (B2) represented by formula (2) as the water-soluble polymer (B) is 0.15% by mass or less, based on a total mass of the conductive composition: wherein R1 denotes a linear or branched alkyl group with 6 to 20 carbon atoms, each of R4 and R5 independently denotes a methyl or ethyl group, R6 denotes a hydrophilic group, R7 denotes a hydrogen atom or a methyl group, Y1 denotes a single bond, —S—, —S(?O)—, —C(?O)—O— or —O—, Z denotes a cyano group or a hydroxy group, each of p1 and q denotes an average number of repetitions, and is a number of from 1 to 50, and m denotes a number of from 1 to 5.Type: ApplicationFiled: December 28, 2022Publication date: May 4, 2023Applicant: Mitsubishi Chemical CorporationInventors: Saki MAKIGAWA, Shinji SAIKI, Yoshiko IRIE, Masashi UZAWA, Akira YAMAZAKI
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Publication number: 20230107107Abstract: A conductive composition including a conductive polymer (A), a water-soluble polymer (B) other than the conductive polymer (A), and a solvent (C), wherein a peak area ratio is 0.44 or less, which is determined based on results of analysis performed using a high performance liquid chromatograph mass spectrometer with respect to a test solution obtained by extracting the water-soluble polymer (B) from the conductive composition with n-butanol, and calculated by formula (I): Area ratio=Y/(X+Y) wherein X is a total peak area of an extracted ion chromatogram prepared with respect to ions derived from compounds having a molecular weight (M) of 600 or more from a total ion current chromatogram, Y is a total peak area of an extracted ion chromatogram prepared with respect to ions derived from compounds having a molecular weight (M) of less than 600 from the total ion current chromatogram.Type: ApplicationFiled: December 9, 2022Publication date: April 6, 2023Applicant: Mitsubishi Chemical CorporationInventors: Akira YAMAZAKI, Shinji SAIKI, Yoshiko IRIE, Masashi UZAWA
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Patent number: 11572479Abstract: A conductive composition comprising a conductive polymer (A), a water-soluble polymer (B), and a solvent (C1), wherein: the water-soluble polymer (B) comprises a water-soluble polymer (B11) represented by formula (11), and an amount of a water-soluble polymer (B2) represented by formula (2) as the water-soluble polymer (B) is 0.15% by mass or less, based on a total mass of the conductive composition: wherein R1 denotes a linear or branched alkyl group with 6 to 20 carbon atoms, each of R4 and R5 independently denotes a methyl or ethyl group, R6 denotes a hydrophilic group, R7 denotes a hydrogen atom or a methyl group, Y1 denotes a single bond, —S—, —S(?O)—, —C(?O)—O— or —O—, Z denotes a cyano group or a hydroxy group, each of p1 and q denotes an average number of repetitions, and is a number of from 1 to 50, and m denotes a number of from 1 to 5.Type: GrantFiled: July 17, 2020Date of Patent: February 7, 2023Assignee: Mitsubishi Chemical CorporationInventors: Saki Makigawa, Shinji Saiki, Yoshiko Irie, Masashi Uzawa, Akira Yamazaki
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Publication number: 20210261765Abstract: A conductive composition comprising a conductive polymer (A) having an acidic group, and a basic compound (B), wherein: an area ratio (X/Y) is 0.046 or less as calculated by an specific method, which is a ratio an area (X) of a region corresponding to molecular weight (M) ranging from 300 to 3300, relative to an area (Y) of an entire region ascribed to the conductive polymer (A); or a ratio, ZS/ZR, is 20 or less, wherein the ZS is a maximum value of fluorescence intensity in a wavelength region of 320 to 420 nm when a fluorescence spectrum is measured using a spectrofluorometer at an excitation wavelength of 230 nm with respect to a measurement solution obtained by diluting the conductive composition with water so as to adjust solids content of the conductive polymer (A) to 0.6% by mass, and the ZR is a maximum value of Raman scattering intensity in a wavelength region of 380 to 420 nm when a fluorescence spectrum of water is measured using a spectrofluorometer at an excitation wavelength of 350 nm.Type: ApplicationFiled: April 29, 2021Publication date: August 26, 2021Applicant: Mitsubishi Chemical CorporationInventors: Saki Nakano, Yoshiko Irie, Masashi Uzawa, Akira Yamazaki
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CONDUCTIVE FILM, METHOD FOR PRODUCING SAME, CONDUCTOR, RESIST PATTERN FORMATION METHOD, AND LAMINATE
Publication number: 20210005343Abstract: The conductive film of the present invention includes a conductive polymer (A) and has a film thickness of 35 nm or less, wherein: a surface resistance of the conductive film is 1×1011 ?/sq. or less, and a standard deviation of current that flows through the conductive film upon application of voltage to the conductive film is 5 or less. The conductor of the present invention has a substrate, and the conductive film provided on at least a part of the surface of the substrate. The resist pattern forming method of the present invention includes a lamination step of forming the conductive film on a surface of a resist layer including a chemically amplified resist, said resist layer formed on one surface of a substrate, and an exposure step of irradiating the substrate with an electron beam according to a pattern on its side on which the conductive film is formed.Type: ApplicationFiled: September 2, 2020Publication date: January 7, 2021Applicant: Mitsubishi Chemical CorporationInventors: Saki MAKIGAWA, Akira YAMAZAKI, Naoko YAMADA, Yoshiko IRIE, Shinji SAIKI, Masashi UZAWA -
Publication number: 20200347244Abstract: A conductive composition comprising a conductive polymer (A), a water-soluble polymer (B), and a solvent (C1), wherein: the water-soluble polymer (B) comprises a water-soluble polymer (B11) represented by formula (11), and an amount of a water-soluble polymer (B2) represented by formula (2) as the water-soluble polymer (B) is 0.15% by mass or less, based on a total mass of the conductive composition: wherein R1 denotes a linear or branched alkyl group with 6 to 20 carbon atoms, each of R4 and R5 independently denotes a methyl or ethyl group, R6 denotes a hydrophilic group, R7 denotes a hydrogen atom or a methyl group, Y1 denotes a single bond, —S—, —S(?O)—, —C(?O)—O— or —O—, Z denotes a cyano group or a hydroxy group, each of p1 and q denotes an average number of repetitions, and is a number of from 1 to 50, and m denotes a number of from 1 to 5.Type: ApplicationFiled: July 17, 2020Publication date: November 5, 2020Applicant: Mitsubishi Chemical CorporationInventors: Saki MAKIGAWA, Shinji SAIKI, Yoshiko IRIE, Masashi UZAWA, Akira YAMAZAKI
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Patent number: 10793660Abstract: Provided is a macromonomer copolymer (Y) including a monomer unit of a specific macromonomer (A) and a monomer unit of a comonomer (B) copolymerizable with the macromonomer (A), in which a value of Hx represented by a specific expression is 0.05 to 0.40.Type: GrantFiled: November 14, 2018Date of Patent: October 6, 2020Assignee: Mitsubishi Chemical CorporationInventors: Go Otani, Taeko Oonuma, Yoshiko Irie
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Publication number: 20190359833Abstract: A conductive composition including a conductive polymer (A), a water-soluble polymer (B) other than the conductive polymer (A), and a solvent (C), wherein a peak area ratio is 0.44 or less, which is determined based on results of analysis performed using a high performance liquid chromatograph mass spectrometer with respect to a test solution obtained by extracting the water-soluble polymer (B) from the conductive composition with n-butanol, and calculated by formula (I): Area ratio=Y/(X+Y) wherein X is a total peak area of an extracted ion chromatogram prepared with respect to ions derived from compounds having a molecular weight (M) of 600 or more from a total ion current chromatogram, Y is a total peak area of an extracted ion chromatogram prepared with respect to ions derived from compounds having a molecular weight (M) of less than 600 from the total ion current chromatogram.Type: ApplicationFiled: August 8, 2019Publication date: November 28, 2019Applicant: Mitsubishi Chemical CorporationInventors: Akira YAMAZAKI, Shinji SAIKI, Yoshiko IRIE, Masashi UZAWA
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Publication number: 20190077898Abstract: Provided is a macromonomer copolymer (Y) including a monomer unit of a specific macromonomer (A) and a monomer unit of a comonomer (B) copolymerizable with the macromonomer (A), in which a value of Hx represented by a specific expression is 0.05 to 0.40.Type: ApplicationFiled: November 14, 2018Publication date: March 14, 2019Applicant: Mitsubishi Chemical CorporationInventors: Go OTANI, Taeko Oonuma, Yoshiko Irie
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Patent number: 10017881Abstract: Provided are: a polyacrylonitrile-based precursor fiber for the production of a carbon fiber having a large single-fiber fineness, said precursor fiber ensuring high heat stability of a spinning dope and excellent productivity; and a copolymer suitable for the production of said precursor fiber. Also provided are: high-quality carbon fiber bundles which have a large single-fiber fineness and excellent productivity; a process for producing the same; and a process for producing flameproofed fiber bundles suitable for the production of the carbon fiber bundles. A polyacrylonitrile-based copolymer which comprises 93.0 to 99.4 mol % of acrylonitrile units, 0.5 to 4.0 mol % of (meth)acrylamide-based units, and 0.1 to 3.Type: GrantFiled: July 20, 2012Date of Patent: July 10, 2018Assignee: MITSUBISHI CHEMICAL CORPORATIONInventors: Yusuke Shinmen, Norifumi Hirota, Naoki Aoyama, Naomasa Matsuyama, Takeshi Nii, Yasuyuki Fujii, Yoshiko Irie, Harumi Matsuda
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Publication number: 20170233502Abstract: To provide a novel compound having both a surface-activating ability and a polymerization controlling ability. A compound represented by the following general formula (1) or (2): wherein, R1 and R3 are an organic group having the hydrophile-lipophile balance (HLB) determined by Griffin's method of 3 or more. The definitions of R1, R2, R3, R4, Z, p and q are described in the Description.Type: ApplicationFiled: May 1, 2017Publication date: August 17, 2017Applicant: Mitsubishi Chemical CorporationInventors: Tetsuya NODA, Fuminori NAKAYA, Keiichi SAKASHITA, Yosuke MATSUNAGA, Taeko OONUMA, Yoshiko IRIE
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Patent number: 9676888Abstract: To provide a novel compound having both a surface-activating ability and a polymerization controlling ability. A compound represented by the following general formula (1) or (2): wherein, R1 and R3 are an organic group having the hydrophile-lipophile balance (HLB) determined by Griffin's method of 3 or more. The definitions of R1, R2, R3, R4, Z, p and q are described in the Description.Type: GrantFiled: July 13, 2016Date of Patent: June 13, 2017Assignee: Mitsubishi Chemical CorporationInventors: Tetsuya Noda, Fuminori Nakaya, Keiichi Sakashita, Yosuke Matsunaga, Taeko Oonuma, Yoshiko Irie
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Publication number: 20160319063Abstract: To provide a novel compound having both a surface-activating ability and a polymerization controlling ability. A compound represented by the following general formula (1) or (2): wherein, R1 and R3 are an organic group having the hydrophile-lipophile balance (HLB) determined by Griffin's method of 3 or more. The definitions of R1, R2, R3, R4, Z, p and q are described in the Description.Type: ApplicationFiled: July 13, 2016Publication date: November 3, 2016Applicant: Mitsubishi Rayon Co., Ltd.Inventors: Tetsuya NODA, Fuminori NAKAYA, Keiichi SAKASHITA, Yosuke MATSUNAGA, Taeko OONUMA, Yoshiko IRIE
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Patent number: 9452978Abstract: To provide a novel compound having both a surface-activating ability and a polymerization controlling ability. A compound represented by the following general formula (1) or (2): wherein, R1 and R3 are an organic group having the hydrophile-lipophile balance (HLB) determined by Griffin's method of 3 or more. The definitions of R1, R2, R3, R4, Z, p and q are described in the Description.Type: GrantFiled: January 27, 2011Date of Patent: September 27, 2016Assignee: Mitsubishi Rayon Co., Ltd.Inventors: Tetsuya Noda, Fuminori Nakaya, Keiichi Sakashita, Yosuke Matsunaga, Taeko Oonuma, Yoshiko Irie
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Publication number: 20140212663Abstract: Provided are: a polyacrylonitrile-based precursor fiber for the production of a carbon fiber having a large single-fiber fineness, said precursor fiber ensuring high heat stability of a spinning dope and excellent productivity; and a copolymer suitable for the production of said precursor fiber. Also provided are: high-quality carbon fiber bundles which have a large single-fiber fineness and excellent productivity; a process for producing the same; and a process for producing flameproofed fiber bundles suitable for the production of the carbon fiber bundles. A polyacrylonitrile-based copolymer which comprises 93.0 to 99.4 mol % of acrylonitrile units, 0.5 to 4.0 mol % of (meth)acrylamide-based units, and 0.1 to 3.Type: ApplicationFiled: July 20, 2012Publication date: July 31, 2014Applicant: MITSUBISHI RAYON CO., LTD.Inventors: Yusuke Shinmen, Norifumi Hirota, Naoki Aoyama, Naomasa Matsuyama, Takeshi Nii, Yasuyuki Fujii, Yoshiko Irie, Harumi Matsuda
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Publication number: 20130295811Abstract: Provided are: a carbon fiber bundle which has a large value of single-fiber fineness and excellent productivity and which, despite this, contains few interlaced single fibers therein and has excellent spreadability; and precursor fibers which are suitable for use in producing the carbon fiber bundle. The precursor fibers are a carbon-fiber-precursor acrylic fiber bundle which comprises a polyacrylonitrile copolymer comprising 95-99 mol % acrylonitrile units and 1-5 mol % hydroxyalkyl (meth)acrylate units and which has a single-fiber fineness of 1.5-5.0 dtex. In the acrylic fiber bundle, the cross-section of each single fiber which is perpendicular to the fiber axis has a shape that has a roundness of 0.9 or less.Type: ApplicationFiled: October 13, 2011Publication date: November 7, 2013Applicant: MITSUBISHI RAYON CO., LTD.Inventors: Yuusuke Shinmen, Norifumi Hirota, Atsushi Nakajima, Naoki Aoyama, Naomasa Matsuyama, Takeshi Nii, Akiyoshi Kogame, Yasuyuki Fujii, Yoshiko Irie, Harumi Matsuda, Takayuki Kiriyama, Teppei Miura, Takuya Teranishi, Shouhei Mori, Manabu Kaneko, Kiharu Numata, Masahiro Ichino, Shigekazu Takeda, Takayuki Kobayashi, Toshiyuki Itou, Masahiro Hata, Hiroyuki Nakao, Kenichi Watanabe
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Publication number: 20120309900Abstract: To provide a novel compound having both a surface-activating ability and a polymerization controlling ability. A compound represented by the following general formula (1) or (2): wherein, R1 and R3 are an organic group having the hydrophile-lipophile balance (HLB) determined by Griffin's method of 3 or more. The definitions of R1, R2, R3, R4, Z, p and q are described in the Description.Type: ApplicationFiled: January 27, 2011Publication date: December 6, 2012Applicant: Mitsubishi Rayon Co., Ltd.Inventors: Tetsuya Noda, Fuminori Nakaya, Keiichi Sakashita, Yousuke Matsunaga, Taeko Oonuma, Yoshiko Irie
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Patent number: 7440846Abstract: A vehicle information collection system is disclosed for receiving vehicle information by way of a communication network and storing the vehicle information. The vehicle information collection system comprises: a vehicle information collection device for collecting the vehicle information of a plurality of vehicles from each vehicle by way of the communication network; and a point-issuing device that is connected to the vehicle information collection device by way of the communication network for conferring points to the vehicles according to the vehicle information. The vehicle information management unit collects and stores vehicle information at any time, and when a prescribed condition has been met, transmits vehicle information that has been stored and information indicating its own vehicle to the vehicle information collection device by way of the on-board communication unit and the network.Type: GrantFiled: January 31, 2005Date of Patent: October 21, 2008Assignee: NEC CorporationInventors: Yoshiko Irie, Takeshi Yamamoto
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Publication number: 20050171683Abstract: A vehicle information collection system is disclosed for receiving vehicle information by way of a communication network and storing the vehicle information. The vehicle information collection system comprises: a vehicle information collection device for collecting the vehicle information of a plurality of vehicles from each vehicle by way of the communication network; and a point-issuing device that is connected to the vehicle information collection device by way of the communication network for conferring points to the vehicles according to the vehicle information. The vehicle information management unit collects and stores vehicle information at any time, and when a prescribed condition has been met, transmits vehicle information that has been stored and information indicating its own vehicle to the vehicle information collection device by way of the on-board communication unit and the network.Type: ApplicationFiled: January 31, 2005Publication date: August 4, 2005Inventors: Yoshiko Irie, Takeshi Yamamoto