Patents by Inventor Kiminori Noda
Kiminori Noda 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: 20240158549Abstract: A 1-butene/ethylene copolymer (A) satisfying the following requirements (A1) to (A5). (A1) a content of constituent units (i) derived from 1-butene is in a range of 70 to 99.9 mol %, and a content of constituent units (ii) derived from ethylene is in a range of 0.1 to 30 mol % [provided that a total of constituent units (i) and constituent units (ii) is 100 mol %]; (A2) an isotactic pentad fraction (mmmm) calculated by 13C-NMR is in a range of 80 to 99.9%; (A3) an intrinsic viscosity [?] measured in decalin at 135° C. is in a range of 0.7 to 2.0 dl/g; (A4) a melt flow rate (MFR) measured at 190° C. and a load of 2.16 kg in accordance with ASTM D1238 is 1 to 100 g/10 min; and (A5) a melting peak is not observed during second temperature raising in calorimetry with a differential scanning calorimeter (DSC).Type: ApplicationFiled: March 3, 2022Publication date: May 16, 2024Applicant: MITSUI CHEMICALS, INC.Inventors: Manabu ITAKURA, Kiminori NODA, Makoto EGAWA, Yuki KAI, Nozomi KAMIYA, Hiroshi HOYA, Takahiro MIZUMA
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Publication number: 20240101799Abstract: [Problem] To provide a laminate having a polar resin layer, which is excellent in transparency and mechanical strength (in particular impact resistance), and a polar resin composition for forming the polar resin layer of the laminate having such properties. [Solution] A polar resin composition including 5 to 30% by mass of an ethylenic polymer (A), 40 to 85% by mass of a polar resin component (B), and 10 to 40% by mass of a modified ethylene/?-olefin copolymer (C) obtained by modifying an ethylene/?-olefin copolymer (CO) with an unsaturated carboxylic acid or a derivative thereof and having a melt flow rate (190° C., 2.16 kg load) of 0.1 to 50 g/10 minutes, provided that the sum of proportions of the (A), (B), and (C) is 100% by mass.Type: ApplicationFiled: March 9, 2022Publication date: March 28, 2024Applicant: MITSUI CHEMICALS, INC.Inventors: Nao SHIOZAKI, Kiminori NODA, Makoto EGAWA, Yuki KAI, Hiroshi HOYA
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Publication number: 20220372260Abstract: An object of the present invention is to provide a composition capable of allowing for production of a crosslinked foamed product suitable for applications of footwear parts such as soles and excellent in properties such as lightweight properties, heat shrinkability, compression set and mechanical strength in a well-balanced manner, a foamed product using the composition and a footwear part using the same. An ethylene copolymer composition including an ethylene copolymer (A) satisfying all the following requirements (A-a), (A-b), (A-c) and (A-d), ethylene/?-olefin having 3 to 20 carbon atoms/non-conjugated polyene copolymer rubber (B), and, if necessary, an ethylene/polar monomer copolymer (C); (A-a) a vinyl group content per 1,000 carbon atoms is 0.025 to 0.3, (A-b) MFR10/MFR2.16 is 7 to 20, (A-c) a density is 0.850 to 0.910 g/cm3, and (A-d) a melt flow rate is 0.01 to 200 g/10 min.Type: ApplicationFiled: October 20, 2020Publication date: November 24, 2022Applicant: MITSUI CHEMICALS, INC.Inventors: Tatsuya SAKAI, Kiminori NODA, Nozomi KAMIYA
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Publication number: 20220251260Abstract: A propylene-ethylene-?-olefin copolymer satisfying: (I) a content of a propylene-derived constituent unit (i) is 50 to 92 mol %, a content of an ethylene-derived constituent unit (ii) is 5 to 20 mol %, and a content of a C4-20 ?-olefin-derived constituent unit (iii) is 3 to 30 mol %, provided that (i) to (iii) total 100 mol %; (II) an mm fraction calculated by 13C-NMR is 85% or more; (III) 0.9?MOE/(2MO×ME)?1.5 wherein MOE represents a mole fraction of chains of propylene and ethylene and chains of the C4-20 ?-olefin and ethylene in total to the total dyad, MO represents mole fractions of propylene and the C4-20 ?-olefin in total, and ME represents a mole fraction of ethylene; (IV) an MFR is 1 to 3 g/10 minutes; and (V) a melting point measured by DSC is less than 100° C., or no melting peak is observed.Type: ApplicationFiled: May 28, 2020Publication date: August 11, 2022Applicant: MITSUI CHEMICALS, INC.Inventors: Takahiro MIZUMA, Tatsuya OKU, Nozomi KAMIYA, Kiminori NODA, Tetsuya NAKAMURA, Makoto EGAWA, Yuki KAI, Hiroshi HOYA
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Patent number: 10896988Abstract: A laminated sheet of a two-layer sheet in which an L1 layer including 50 to 99 parts by mass of an ethylene-based polymer (E1) having a density of 0.890 to 970 kg/m3 and 1 to 50 parts by mass of a propylene-based polymer (P1) is in contact with an L2 layer including 50 to 100 parts by mass of a propylene-based polymer (P2) and 0 to 50 parts by mass of an ethylene-based elastomer (E2) having a density of equal to or more than 850 kg/m3 and less than 890 kg/m3, in which the propylene-based polymer (P1) includes a propylene-based elastomer (P1a) including a propylene-derived constitutional unit and an ethylene-derived constitutional unit and/or a constitutional unit derived from an ?-olefin having 4 to 20 carbon atoms, and having a melting point (Tm) that is lower than 120° C. or not observable; and a solar cell backsheet formed using the same.Type: GrantFiled: January 12, 2017Date of Patent: January 19, 2021Assignee: MITSUI CHEMICALS, INC.Inventors: Koya Yoshimoto, Kiminori Noda, Makoto Egawa, Tatsuya Oku
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Patent number: 10639871Abstract: A laminate film (30) of the present invention includes a heat sealing layer (10) composed of a resin composition including, with respect to 20 to 95 parts by weight of a propylene-based polymer (A) having a melting point (Tm) of equal to or higher than 120° C. and equal to or lower than 170° C. as measured by differential scanning calorimetry (DSC), a total of 5 to 80 parts by weight of two or more kinds of copolymers selected from the group consisting of a propylene.Type: GrantFiled: August 21, 2015Date of Patent: May 5, 2020Assignee: MITSUI CHEMICALS, INC.Inventors: Tatsuya Oku, Tomohiro Abe, Satoshi Ikeda, Kiminori Noda, Makoto Egawa
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Patent number: 10603883Abstract: Disclosed is a stretched laminated film 30 having a heat-sealable layer 10 composed of a resin composition which contains 50 to 97 parts by mass of a propylene-based polymer (A) having a melting point (Tm) of not lower than 120° C. but not higher than 170° C. and comprising more than 50% by mol of a structural unit derived from propylene, 3 to 50 parts by mass of a 1-butene-based polymer (B) having a melting point (Tm) of lower than 120° C. and comprising 10 to 90% by mol of a structural unit derived from 1-butene and 10 to 90% by mol of a structural unit derived from an ?-olefin having 3 or 5 to 20 carbon atoms, and optionally 3 to 30 parts by mass of an ethylene ?-olefin copolymer (C) comprising 50 to 99% by mol of a structural unit derived from ethylene and 1 to 50% by mol of a structural unit derived from an ?-olefin having 3 to 20 carbon atoms, wherein the sum of the component (A) and the component (B) is 100 parts by mass; and a base layer 20.Type: GrantFiled: September 25, 2015Date of Patent: March 31, 2020Assignee: MITSUI CHEMICALS, INC.Inventors: Tatsuya Oku, Tomohiro Abe, Satoshi Ikeda, Kiminori Noda, Makoto Egawa
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Publication number: 20190027626Abstract: A laminated sheet of a two-layer sheet in which an L1 layer including 50 to 99 parts by mass of an ethylene-based polymer (E1) having a density of 0.890 to 970 kg/m3 and 1 to 50 parts by mass of a propylene-based polymer (P1) is in contact with an L2 layer including 50 to 100 parts by mass of a propylene-based polymer (P2) and 0 to 50 parts by mass of an ethylene-based elastomer (E2) having a density of equal to or more than 850 kg/m3 and less than 890 kg/m3, in which the propylene-based polymer (P1) includes a propylene-based elastomer (P1a) including a propylene-derived constitutional unit and an ethylene-derived constitutional unit and/or a constitutional unit derived from an ?-olefin having 4 to 20 carbon atoms, and having a melting point (Tm) that is lower than 120° C. or not observable; and a solar cell backsheet formed using the same.Type: ApplicationFiled: January 12, 2017Publication date: January 24, 2019Applicant: MITSUI CHEMICALS, INC.Inventors: Koya YOSHIMOTO, Kiminori NODA, Makoto EGAWA, Tatsuya OKU
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Patent number: 10004293Abstract: The present method for producing a crosslinked product include the steps of: melt molding an ethylene copolymer (A) or a resin composition containing the ethylene copolymer (A); and carrying out crosslinking; wherein the ethylene copolymer (A) contains a constitutional unit derived from ethylene and a constitutional unit derived from an ?-olefin having 3 to 20 carbon atoms, and satisfies the following requirements (1), (2) and (3): (1) a vinyl group content per 1,000 carbon atoms as measured by 1H-NMR is from 0.06 to 1; (2) a ratio MFR10/MFR2.16 is from 8.5 to 50; and (3) a density d is from 850 kg/m3 to 920 kg/m3. The present method for producing a crosslinked product is capable of providing a crosslinked product having a good moldability and an excellent mechanical strength.Type: GrantFiled: February 4, 2015Date of Patent: June 26, 2018Assignee: MITSUI CHEMICALS, INC.Inventors: Hidetake Nakano, Kiminori Noda, Kazuaki Yasuda
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Patent number: 9969853Abstract: Means for solving the problems The thermoplastic resin composition (X1) of the present invention comprises (A1), (B1), (C1), and optionally (D1) below: 1 to 90 wt % of an isotactic polypropylene (A1); 9 to 98 wt % of a propylene/ethylene/?-olefin copolymer (B1) containing 45 to 89 mol % of propylene-derived structural units, 10 to 25 mol % of ethylene-derived structural units, and optionally, 0 to 30 mol % of C4-C20 ?-olefin-derived structural units (a1); 1 to 80 wt % of a styrene-based elastomer (C1); and 0 to 70 wt % of an ethylene/?-olefin copolymer (D1) whose density is in the range of 0.850 to 0.910 g/cm3, wherein (A1)+(B1)+(C1)+(D1)=100 wt %.Type: GrantFiled: November 4, 2015Date of Patent: May 15, 2018Assignee: MITSUI CHEMICALS, INC.Inventors: Hiroshi Hoya, Kiminori Noda, Norihide Inoue, Hiroshi Uehara, Eiji Shiba, Masayoshi Yamaguchi, Manabu Kawamoto, Akira Yamashita
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Patent number: 9963567Abstract: Means for solving the problems The thermoplastic resin composition (X1) of the present invention comprises (A1), (B1), (C1), and optionally (D1) below: 1 to 90 wt % of an isotactic polypropylene (A1); 9 to 98 wt % of a propylene/ethylene/?-olefin copolymer (B1) containing 45 to 89 mol % of propylene-derived structural units, 10 to 25 mol % of ethylene-derived structural units, and optionally, 0 to 30 mol % of C4-C20 ?-olefin-derived structural units (a1); 1 to 80 wt % of a styrene-based elastomer (C1); and 0 to 70 wt % of an ethylene/?-olefin copolymer (D1) whose density is in the range of 0.850 to 0.910 g/cm3, wherein (A1)+(B1)+(C1)+(D1)=100 wt %.Type: GrantFiled: November 4, 2015Date of Patent: May 8, 2018Assignee: MITSUI CHEMICALS, INC.Inventors: Hiroshi Hoya, Kiminori Noda, Norihide Inoue, Hiroshi Uehara, Eiji Shiba, Masayoshi Yamaguchi, Manabu Kawamoto, Akira Yamashita
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Patent number: 9908983Abstract: Means for solving the problems The thermoplastic resin composition (X1) of the present invention comprises (A1), (B1), (C1), and optionally (D1) below: 1 to 90 wt % of an isotactic polypropylene (A1); 9 to 98 wt % of a propylene/ethylene/?-olefin copolymer (B1) containing 45 to 89 mol % of propylene-derived structural units, 10 to 25 mol % of ethylene-derived structural units, and optionally, 0 to 30 mol % of C4-C20 ?-olefin-derived structural units (a1); 1 to 80 wt % of a styrene-based elastomer (C1); and 0 to 70 wt % of an ethylene/?-olefin copolymer (D1) whose density is in the range of 0.850 to 0.910 g/cm3, wherein (A1)+(B1)+(C1)+(D1)=100 wt %.Type: GrantFiled: November 4, 2015Date of Patent: March 6, 2018Assignee: MITSUI CHEMICALS, INC.Inventors: Hiroshi Hoya, Kiminori Noda, Norihide Inoue, Hiroshi Uehara, Eiji Shiba, Masayoshi Yamaguchi, Manabu Kawamoto, Akira Yamashita
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Publication number: 20170266934Abstract: A laminate film (30) of the present invention includes a heat sealing layer (10) composed of a resin composition including, with respect to 20 to 95 parts by weight of a propylene-based polymer (A) having a melting point (Tm) of equal to or higher than 120° C. and equal to or lower than 170° C. as measured by differential scanning calorimetry (DSC), a total of 5 to 80 parts by weight of two or more kinds of copolymers selected from the group consisting of a propylene.Type: ApplicationFiled: August 21, 2015Publication date: September 21, 2017Applicant: MITSUI CHEMICALS, INC.Inventors: Tatsuya OKU, Tomohiro ABE, Satoshi IKEDA, Kiminori NODA, Makoto EGAWA
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Publication number: 20170217144Abstract: Disclosed is a stretched laminated film 30 having a heat-sealable layer 10 composed of a resin composition which contains 50 to 97 parts by mass of a propylene-based polymer (A) having a melting point (Tm) of not lower than 120° C. but not higher than 170° C. and comprising more than 50% by mol of a structural unit derived from propylene, 3 to 50 parts by mass of a 1-butene-based polymer (B) having a melting point (Tm) of lower than 120° C. and comprising 10 to 90% by mol of a structural unit derived from 1-butene and 10 to 90% by mol of a structural unit derived from an ?-olefin having 3 or 5 to 20 carbon atoms, and optionally 3 to 30 parts by mass of an ethylene ?-olefin copolymer (C) comprising 50 to 99% by mol of a structural unit derived from ethylene and 1 to 50% by mol of a structural unit derived from an ?-olefin having 3 to 20 carbon atoms, wherein the sum of the component (A) and the component (B) is 100 parts by mass; and a base layer 20.Type: ApplicationFiled: September 25, 2015Publication date: August 3, 2017Applicant: MITSUI CHEMICALS, INC.Inventors: Tatsuya OKU, Tomohiro ABE, Satoshi IKEDA, Kiminori NODA, Makoto EGAWA
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Publication number: 20160331073Abstract: The present method for producing a crosslinked product include the steps of: melt molding an ethylene copolymer (A) or a resin composition containing the ethylene copolymer (A); and carrying out crosslinking; wherein the ethylene copolymer (A) contains a constitutional unit derived from ethylene and a constitutional unit derived from an ?-olefin having 3 to 20 carbon atoms, and satisfies the following requirements (1), (2) and (3): (1) a vinyl group content per 1,000 carbon atoms as measured by 1H-NMR is from 0.06 to 1; (2) a ratio MFR10/MFR2.16 is from 8.5 to 50; and (3) a density d is from 850 kg/m3 to 920 kg/m3. The present method for producing a crosslinked product is capable of providing a crosslinked product having a good moldability and an excellent mechanical strength.Type: ApplicationFiled: February 4, 2015Publication date: November 17, 2016Applicant: MITSUI CHEMICALS, INC.Inventors: Hidetake NAKANO, Kiminori NODA, Kazuaki YASUDA
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Publication number: 20160122492Abstract: Means for solving the problems The thermoplastic resin composition (X1) of the present invention comprises (A1), (B1), (C1), and optionally (D1) below: 1 to 90 wt % of an isotactic polypropylene (A1); 9 to 98 wt % of a propylene/ethylene/?-olefin copolymer (B1) containing 45 to 89 mol % of propylene-derived structural units, 10 to 25 mol % of ethylene-derived structural units, and optionally, 0 to 30 mol % of C4-C20 ?-olefin-derived structural units (a1); 1 to 80 wt % of a styrene-based elastomer (C1); and 0 to 70 wt % of an ethylene/?-olefin copolymer (D1) whose density is in the range of 0.850 to 0.910 g/cm3, wherein (A1)+(B1)+(C1)+(D1)=100 wt %.Type: ApplicationFiled: November 4, 2015Publication date: May 5, 2016Applicant: MITSUI CHEMICALS, INC.Inventors: Hiroshi HOYA, Kiminori NODA, Norihide INOUE, Hiroshi UEHARA, Eiji SHIBA, Masayoshi YAMAGUCHI, Manabu KAWAMOTO, Akira YAMASHITA
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Publication number: 20160060407Abstract: Means for solving the problems The thermoplastic resin composition (X1) of the present invention comprises (A1), (B1), (C1), and optionally (D1) below: 1 to 90 wt % of an isotactic polypropylene (A1); 9 to 98 wt % of a propylene/ethylene/?-olefin copolymer (B1) containing 45 to 89 mol % of propylene-derived structural units, 10 to 25 mol % of ethylene-derived structural units, and optionally, 0 to 30 mol % of C4-C20?-olefin-derived structural units (a1); 1 to 80 wt % of a styrene-based elastomer (C1); and 0 to 70 wt % of an ethylene/?-olefin copolymer (D1) whose density is in the range of 0.850 to 0.910 g/cm3, wherein (A1)+(B1)+(C1)+(D1)=100 wt %.Type: ApplicationFiled: November 4, 2015Publication date: March 3, 2016Applicant: MITSUI CHEMICALS, INC.Inventors: Hiroshi HOYA, Kiminori NODA, Norihide INOUE, Hiroshi UEHARA, Eiji SHIBA, Masayoshi YAMAGUCHI, Manabu KAWAMOTO, Akira YAMASHITA
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Publication number: 20160060443Abstract: Means for solving the problems The thermoplastic resin composition (X1) of the present invention comprises (A1), (B1), (C1), and optionally (D1) below: 1 to 90 wt % of an isotactic polypropylene (A1); 9 to 98 wt % of a propylene/ethylene/?-olefin copolymer (B1) containing 45 to 89 mol % of propylene-derived structural units, 10 to 25 mol % of ethylene-derived structural units, and optionally, 0 to 30 mol % of C4-C20 ?-olefin-derived structural units (a1); 1 to 80 wt % of a styrene-based elastomer (C1); and 0 to 70 wt % of an ethylene/?-olefin copolymer (D1) whose density is in the range of 0.850 to 0.910 g/cm3, wherein (A1)+(B1)+(C1)+(D1)=100 wt %.Type: ApplicationFiled: November 4, 2015Publication date: March 3, 2016Applicant: Mitsui Chemicals, Inc.Inventors: Hiroshi HOYA, Kiminori NODA, Norihide INOUE, Hiroshi UEHARA, Eiji SHIBA, Masayoshi YAMAGUCHI, Manabu KAWAMOTO, Akira YAMASHITA
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Patent number: 9217078Abstract: Means for Solving the Problems The thermoplastic resin composition (X1) of the present invention comprises (A1), (B1), (C1), and optionally (D1) below: 1 to 90 wt % of an isotactic polypropylene (A1); 9 to 98 wt % of a propylene/ethylene/?-olefin copolymer (B1) containing 45 to 89 mol % of propylene-derived structural units, 10 to 25 mol % of ethylene-derived structural units, and optionally, 0 to 30 mol % of C4-C20?-olefin-derived structural units (a1); 1 to 80 wt % of a styrene-based elastomer (C1); and 0 to 70 wt % of an ethylene/?-olefin copolymer (D1) whose density is in the range of 0.850 to 0.910 g/cm3, wherein (A1)+(B1)+(C1)+(D1)=100 wt %.Type: GrantFiled: September 14, 2012Date of Patent: December 22, 2015Assignee: MITSUI CHEMICALS, INC.Inventors: Hiroshi Hoya, Kiminori Noda, Norihide Inoue, Hiroshi Uehara, Eiji Shiba, Masayoshi Yamaguchi, Manabu Kawamoto, Akira Yamashita
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Patent number: 8993647Abstract: [Objects] It is an object to provide a foam having a low specific gravity and a small compression set, more preferably a foam having a low specific gravity, a small compression set and uniform quality, a foaming composition, and applications of the foam. [Means for Solution] The foam is obtained by foaming an olefin polymer, wherein the foam has a specific gravity (d) in the range of 0.03 to 0.30, and a compression set (CS, %) and the specific gravity (d) satisfy the formula of CS??279×(d)+95. The foam is preferably obtained from a foaming composition that includes an ethylene polymer (A) including a specific ethylene/?-olefin copolymer (A1) and an ethylene/polar monomer copolymer (A2) in a specific mass ratio, and a specific ethylene/C3-20 ?-olefin/non-conjugated polyene copolymer (B).Type: GrantFiled: May 10, 2007Date of Patent: March 31, 2015Assignee: Mitsui Chemicals, Inc.Inventors: Takayuki Kajihara, Kiminori Noda, Masayoshi Yamaguchi, Takashi Hakuta