Patents by Inventor Motoyasu Yasui
Motoyasu Yasui 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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Patent number: 12168738Abstract: An adhesive resin composition including a propylene polymer (A), an ethylene polymer (B), and a thermoplastic resin (C) including a copolymer containing not less than 60 mol % and not more than 99 mol % of structural units derived from 4-methyl-1-pentene, and not less than 1 mol % and not more than 40 mol % of structural units derived from a C2-C20 ?-olefin other than 4-methyl-1-pentene, these structural units representing total 100 mol % of the copolymer, the thermoplastic resin (C) showing a melting point Tm of not more than 199° C. or showing substantially no melting point as analyzed with a differential scanning calorimeter (DSC). The total of the components (A), (B) and (C) includes 45 to 75 parts by mass of the component (A), 5 to 20 parts by mass of the component (B), and 15 to 45 parts by mass of the component (C).Type: GrantFiled: January 6, 2020Date of Patent: December 17, 2024Assignee: Mitsui Chemicals, Inc.Inventors: Akihiko Iwashita, Ryohei Shiga, Motoyasu Yasui, Yoshisada Fukagawa, Kyoko Kobayashi, Masahiko Okamoto
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Publication number: 20240391151Abstract: An object of the present invention is to provide a mandrel having flexibility while maintaining heat resistance, releasability, and recyclability that can withstand a thermal history of repeated use, which are characteristics of 4-methyl-1-pentene-based polymer, and the present invention relates to a mandrel formed of a resin composition (X) including 50 to 90 parts by mass of a 4-methyl-1-pentene-based polymer (A) satisfying specified requirements, 5 to 40 parts by mass of a propylene polymer (B), and 5 to 30 parts by mass of a 4-methyl-1-pentene·?-olefin copolymer (C) satisfying specified requirements, provided that a total of the (A), the (B), and the (C) is 100 parts by mass.Type: ApplicationFiled: September 8, 2022Publication date: November 28, 2024Applicant: MITSUI CHEMICALS, INC.Inventors: Motoyasu YASUI, Takayuki UEKUSA, Yoshisada FUKAGAWA
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Patent number: 11957906Abstract: This external stimulus application system is structured so as to comprise: an external stimulus unit that applies an external stimulus to a target area of a user's body; a detection unit that detects changes in a detected area of the user's body during an action of the user; a control unit that causes the external stimulus unit to produce a stimulus if a detected value detected by the detection unit satisfies a prescribed condition; and a storage unit that stores the detected value.Type: GrantFiled: March 27, 2019Date of Patent: April 16, 2024Assignee: Mitsui Chemicals, Inc.Inventors: Hidetoshi Tomita, Yuki Kondo, Motoyasu Yasui, Kenji Iida
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Publication number: 20240084119Abstract: An object of the present invention is to provide a resin composition including a thermoplastic resin and an inorganic filler, which can easily undergo molding processing and has flexibility and a sense of massiveness, and a molded article thereof. A resin composition, including 15 to 50 parts by mass of a specific 4-methyl-1-pentene/?-olefin copolymer (A), 10 to 50 parts by mass of an inorganic filler (B), and 5 to 49 parts by mass of a thermoplastic elastomer (C) (a total amount of 4-methyl-1-pentene/?-olefin copolymer (A), inorganic filler (B), and thermoplastic elastomer (C) is 100 parts by mass), wherein the thermoplastic elastomer (C) is at least one selected from the group consisting of an olefinic thermoplastic elastomer (C1) and a styrenic thermoplastic elastomer (C2); and a molded article including the resin composition.Type: ApplicationFiled: January 20, 2022Publication date: March 14, 2024Applicant: MITSUI CHEMICALS, INC.Inventors: Yoshisada FUKAGAWA, Takayuki UEKUSA, Motoyasu YASUI
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Publication number: 20230407073Abstract: A resin composition containing a 4-methyl-1-pentene/?-olefin copolymer (A-1) satisfying (a) to (b), a 4-methyl-1-pentene/?-olefin copolymer (A-2) satisfying (c) to (d), and a thermoplastic resin (B) other than these, wherein a total content of (A-1) and (A-2) is 2 to 50% by mass, and a content of (B) is 50 to 98% by mass, based on 100% by mass of a total of (A-1), (A-2), and (B): (a) 65 to 80 mol % of a structural unit (i) derived from 4-methyl-1-pentene and 20 to 35 mol % of a structural unit (ii) derived from ?-olefin; (b) a melting point observed by DSC is lower than 110° C. or not observed; (c) 80 to 90 mol % of the structural unit (i) and 10 to 20 mol % of the structural unit (ii) are contained; and (d) a melting point observed by DSC is 110 to 160° C.Type: ApplicationFiled: October 29, 2021Publication date: December 21, 2023Applicant: MITSUI CHEMICALS, INC.Inventors: Takayuki UEKUSA, Motoyasu YASUI, Yoshisada FUKAGAWA
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Publication number: 20220403072Abstract: An object of the present invention is to provide a resin composition and a molded article each having suppressed surface stickiness while having high stress-relaxing ability and vibration-absorbing ability at room temperature. A resin composition (X) containing 10 to 50 parts by mass of a thermoplastic resin (A) and 50 to 90 parts by mass of an inorganic substance (B), wherein a tan ? peak temperature and tan ? peak value, obtained by performing dynamic viscoelastic measurement at a frequency of 10 rad/s (1.6 Hz) in the temperature range of ?40 to 150° C., are 0° C. or higher and 60° C. or lower, and 0.8 or more and 5.0 or less, respectively.Type: ApplicationFiled: November 9, 2020Publication date: December 22, 2022Applicant: MITSUI CHEMICALS, INC.Inventors: Takayuki UEKUSA, Motoyasu YASUI, Yoshisada FUKAGAWA
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Publication number: 20220081598Abstract: An adhesive resin composition including a propylene polymer (A), an ethylene polymer (B), and a thermoplastic resin (C) including a copolymer containing not less than 60 mol % and not more than 99 mol % of structural units derived from 4-methyl-1-pentene, and not less than 1 mol % and not more than 40 mol % of structural units derived from a C2-C20 ?-olefin other than 4-methyl-1-pentene, these structural units representing total 100 mol % of the copolymer, the thermoplastic resin (C) showing a melting point Tm of not more than 199° C. or showing substantially no melting point as analyzed with a differential scanning calorimeter (DSC). The total of the components (A), (B) and (C) includes 45 to 75 parts by mass of the component (A), 5 to 20 parts by mass of the component (B), and 15 to 45 parts by mass of the component (C).Type: ApplicationFiled: January 6, 2020Publication date: March 17, 2022Applicant: MITSUI CHEMICALS, INC.Inventors: Akihiko IWASHITA, Ryohei SHIGA, Motoyasu YASUI, Yoshisada FUKAGAWA, Kyoko KOBAYASHI, Masahiko OKAMOTO
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Publication number: 20210138240Abstract: This external stimulus application system is structured so as to comprise: an external stimulus unit that applies an external stimulus to a target area of a user's body; a detection unit that detects changes in a detected area of the user's body during an action of the user; a control unit that causes the external stimulus unit to produce a stimulus if a detected value detected by the detection unit satisfies a prescribed condition; and a storage unit that stores the detected value.Type: ApplicationFiled: March 27, 2019Publication date: May 13, 2021Inventors: Hidetoshi TOMITA, Yuki KONDO, Motoyasu YASUI, Kenji IIDA
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Patent number: 10912341Abstract: A knee supporter, including a tubular supporter main body including: a knee anterior surface part; a knee posterior surface part; a femoral side anterior surface part; a femoral side posterior surface part; a tibial side anterior surface part; and a tibial side posterior surface part, wherein elastic moduli, in an axial direction of the tubular supporter main body, when stretched by 80% in the axial direction of the tubular supporter main body, satisfy the following Formula (1) to (3): Formula (1): 0.7?knee posterior surface part/knee anterior surface part; Formula (2): 1<femoral side anterior surface part/femoral side posterior surface part; and Formula (3): 1<tibial side anterior surface part/tibial side posterior surface part.Type: GrantFiled: February 6, 2017Date of Patent: February 9, 2021Assignee: MITSUI CHEMICALS, INC.Inventors: Tomoaki Ito, Aya Takeuchi, Kenji Iida, Motoyasu Yasui, Shiori Ito, Kazuoki Nakai, Fumihiko Kokido, Fumiaki Saikawa
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Patent number: 10864101Abstract: A garment, containing a tubular joint supporter section, the section including: a central region in an axial direction of the tubular joint supporter section, which includes a wear pressure applying region for applying wear pressure to a joint site of a body, a one-end side region positioned at one end, and an other-end side region positioned at another end side, in which the wear pressure of the wear pressure applying region is higher than an average wear pressure of the one-end and other-end side regions, and regions other than the wear pressure applying region in the section include a concave-convex structure region formed from a concave-convex structure; and a knee supporter, in which an average wear pressure A of the knee support section is higher than an average wear pressure B of the thigh side support section and the shin side support section.Type: GrantFiled: April 22, 2016Date of Patent: December 15, 2020Assignee: MITSUI CHEMICALS, INC.Inventors: Tomoaki Ito, Kenji Iida, Motoyasu Yasui, Shiori Ito, Kazuoki Nakai, Fumiaki Saikawa
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Publication number: 20190037937Abstract: A knee supporter, including a tubular supporter main body including: a knee anterior surface part; a knee posterior surface part; a femoral side anterior surface part; a femoral side posterior surface part; a tibial side anterior surface part; and a tibial side posterior surface part, wherein elastic moduli, in an axial direction of the tubular supporter main body, when stretched by 80% in the axial direction of the tubular supporter main body, satisfy the following Formula (1) to (3): Formula (1): 0.7?knee posterior surface part/knee anterior surface part; Formula (2): 1<femoral side anterior surface part/femoral side posterior surface part; and Formula (3): 1<tibial side anterior surface part/tibial side posterior surface part.Type: ApplicationFiled: February 6, 2017Publication date: February 7, 2019Applicant: MITSUI CHEMICALS, INC.Inventors: Tomoaki ITO, Aya TAKEUCHI, Kenji IIDA, Motoyasu YASUI, Shiori ITO, Kazuoki NAKAI, Fumihiko KOKIDO, Fumiaki SAIKAWA
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Publication number: 20180133045Abstract: A garment, containing a tubular joint supporter section, the section including: a central region in an axial direction of the tubular joint supporter section, which includes a wear pressure applying region for applying wear pressure to a joint site of a body, a one-end side region positioned at one end, and an other-end side region positioned at another end side, in which the wear pressure of the wear pressure applying region is higher than an average wear pressure of the one-end and other-end side regions, and regions other than the wear pressure applying region in the section include a concave-convex structure region formed from a concave-convex structure; and a knee supporter, in which an average wear pressure A of the knee support section is higher than an average wear pressure B of the thigh side support section and the shin side support section.Type: ApplicationFiled: April 22, 2016Publication date: May 17, 2018Applicant: MITSUI CHEMICALS, INC.Inventors: Tomoaki ITO, Kenji IIDA, Motoyasu YASUI, Shiori ITO, Kazuoki NAKAI, Fumiaki SAIKAWA
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Patent number: 9096746Abstract: There are provided a polyolefin resin composition having excellent mechanical properties and thermal resistance; a film formed of the polyolefin resin composition, which has excellent mechanical properties and thermal resistance and which is less likely to suffer from fisheyes; a microporous membrane having excellent permeability and shutdown properties in addition to the above-mentioned physical properties; and applications thereof. Such objects are accomplished by a polyolefin resin composition containing an ultra-high molecular weight ethylene polymer (A), a 4-methyl-1-pentene polymer or 3-methyl-1-pentene polymer (B), and a polymer of an olefin having 2 to 12 carbon atoms (C) at an intended ratio.Type: GrantFiled: August 29, 2012Date of Patent: August 4, 2015Assignee: MITSUI CHEMICALS, INC.Inventors: Nobuhisa Mikawa, Motoyasu Yasui, Akiyoshi Taguchi, Kazuto Sugiyama, Yasuhiro Kai, Kenji Sugimura
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Publication number: 20140221516Abstract: There are provided a polyolefin resin composition having excellent mechanical properties and thermal resistance; a film formed of the polyolefin resin composition, which has excellent mechanical properties and thermal resistance and which is less likely to suffer from fisheyes; a microporous membrane having excellent permeability and shutdown properties in addition to the above-mentioned physical properties; and applications thereof. Such objects are accomplished by a polyolefin resin composition containing an ultra-high molecular weight ethylene polymer (A), a 4-methyl-1-pentene polymer or 3-methyl-1-pentene polymer (B), and a polymer of an olefin having 2 to 12 carbon atoms (C) at an intended ratio.Type: ApplicationFiled: August 29, 2012Publication date: August 7, 2014Applicant: MITSUI CHEMICALS, INC.Inventors: Nobuhisa Mikawa, Motoyasu Yasui, Akiyoshi Taguchi, Kazuto Sugiyama, Yasuhiro Kai, Kenji Sugimura
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Patent number: 8258227Abstract: Laminating resin compositions of the invention enable excellent productivity in the lamination processes, and are free from deterioration in optical characteristics such as transparency or surface properties inherent to resins such as polypropylenes. Multilayer structures obtained by laminating the composition on a substrate have tear strength which is as high as that of multilayer structures obtained by simply laminating a polyolefin resin such as polypropylene on a substrate. The laminating resin composition includes a polyolefin resin and a polyethylene wax having a density in the range of 890 to 955 kg/m3 as measured by a density gradient tube method in accordance with JIS K 7112 and a number average molecular weight (Mn) in terms of polyethylene in the range of 500 to 2900 as measured by gel permeation chromatography (GPC).Type: GrantFiled: November 25, 2008Date of Patent: September 4, 2012Assignee: Mitsui Chemicals, Inc.Inventors: Kuniaki Kawabe, Hirotaka Uosaki, Motoyasu Yasui, Hideo Nakamura, Yasushi Amada, Akihito Ohga
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Patent number: 7605208Abstract: The present invention provides a process for producing a thermoplastic resin composition comprising a polyolefin wax having good dispersibility for a thermoplastic resin, a molded product, which is excellent in physical properties such as blocking property and mechanical properties, from the thermoplastic resin composition and a process for producing the molded product. Specifically, a process for producing a thermoplastic resin composition comprises melt-kneading a mixture of a polyolefin wax (A) which has a passing ratio through a mesh having a sieve opening of 5.66 mm? of 95% by weight or more, and a non-passing ratio through a mesh having a sieve opening of 2.00 mm? of 95% by weight or more, and is in the particle form, and a thermoplastic resin (B), a molded product, which is excellent in physical properties such as blocking property and mechanical properties, obtained from the thermoplastic resin composition and a process for producing the molded product are provided.Type: GrantFiled: October 31, 2006Date of Patent: October 20, 2009Assignee: Mitsui Chemicals, Inc.Inventors: Hirotaka Uosaki, Kuniaki Kawabe, Motoyasu Yasui
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Publication number: 20090166911Abstract: [Object] Disclosed is to provide a process for producing a molded article of polyethylene excellent in mechanical properties while the productivity at the time of T-die molding is improved, and a process for producing a secondary molded article by vacuum molding of the molded article with high formability. [Means to Solve the Problems] A process for producing a molded article by T-die molding of a mixture comprising a polyolefinic resin and a polyethylene wax, the polyethylene wax having a density of 880 to 980 (kg/m3) as measured by a density gradient tube method in accordance with JIS K7112 and a number average molecular weight (Mn) of 500 to 4,000 in terms of polyethylene as determined by gel permeation chromatography (GPC) and satisfying the relationship shown by the following expression (I): B?0.Type: ApplicationFiled: March 23, 2007Publication date: July 2, 2009Inventors: Hirotaka Uosaki, Kuniaki Kawabe, Motoyasu Yasui, Hideki Kuroki, Terufumi Suzuki, Hideo Nakamura, Yasushi Amada
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Publication number: 20090137729Abstract: [Object]Disclosed is to provide a process for producing a film by using a raw material comprising a polyethylene having a density of 900 to 980 kg/m3 or a polypropylene, whereby improving the productivity at the time of producing the film by a stretch molding. Further the film is obtained without impairing the optical characteristics and mechanical characteristics, which are intrinsic characteristics of polyethylene or polypropylene. [Solving Means]A process for producing a film by a stretch molding of a mixture comprising a polyethylene and a polyethylene wax, the polyethylene having a density of 900 to 980 kg/m3 and an MI of 0.01 to 100 g/10-minutes as measured at 190° C. and a testing load of 21.18 N in accordance with JIS K7210 or a polypropylene, and the polyethylene wax having a density of 890 to 980 kg/m3 and a number-average molecular weight (Mn) of 500 to 4,000 as measured by the gel permeation chromatography (GPC) and satisfying the relationship shown by the following equation (I). B?0.Type: ApplicationFiled: March 26, 2007Publication date: May 28, 2009Inventors: Hirotaka Uosaki, Kuniaki Kawabe, Motoyasu Yasui, Terufumi Suzuki, Hideo Nakamura, Yasushi Amada
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Patent number: D811612Type: GrantFiled: February 5, 2016Date of Patent: February 27, 2018Assignee: MITSUI CHEMICALS, INC.Inventors: Kenji Iida, Motoyasu Yasui, Kazuoki Nakai, Tomoaki Ito, Shiori Hanada, Fumiaki Saikawa
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Patent number: D819211Type: GrantFiled: February 5, 2016Date of Patent: May 29, 2018Assignee: MITSUI CHEMICALS, INC.Inventors: Kenji Iida, Motoyasu Yasui, Kazuoki Nakai, Tomoaki Ito, Shiori Hanada, Fumiaki Saikawa