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公开(公告)号：US20150004394A1
公开(公告)日：2015-01-01
申请号：US14373040
申请日：2013-02-22
Applicant: JAPAN POLYPROPYLENE CORPORATION
Inventor： Sachio Hotta , Kazuo Asuka , Shinichi Kitade , Kuninori Takahashi , Iku Kouzai , Takao Tayano
IPC: C08J5/18 , B32B27/20 , B32B5/18 , B32B27/32 , B29C45/00 , C08L53/00 , B29C47/06 , B29C47/00 , B29C49/00 , B29C51/00 , B32B27/06 , C08L23/12
CPC classification number: C08J5/18 , B29C45/0001 , B29C47/0042 , B29C47/0054 , B29C47/04 , B29C47/065 , B29C49/0005 , B29C51/002 , B29K2023/12 , B29K2023/14 , B29K2105/0085 , B29K2105/04 , B32B5/18 , B32B27/065 , B32B27/20 , B32B27/32 , B32B2250/02 , B32B2305/022 , B32B2307/304 , B32B2307/306 , B32B2307/558 , B32B2439/00 , B32B2605/00 , C08F297/08 , C08J9/0061 , C08J2201/03 , C08J2323/12 , C08J2323/14 , C08J2353/00 , C08J2423/12 , C08J2453/00 , C08L23/12 , C08L23/16 , C08L53/00 , C08L2203/14 , C08L2203/30 , C08L2205/03 , Y10T428/249992
Abstract: Provided is a polypropylene-based resin composition which gives uniform and fine cells and from which a foamed sheet and thermoform excellent in appearance, thermoformability, impact resistance, lightness, stiffness, heat resistance, heat insulating properties, oil resistance and the like can be produced. A polypropylene-based resin composition comprising (X) 5 to 99% by weight of a polypropylene resin having a structure with long chain branches, and (Y) 1 to 95% by weight of a propylene-based block copolymer produced by sequential polymerization, which block copolymer comprises (Y-1) a propylene (co)polymer and (Y-2) a propylene-ethylene copolymer, said resin (X) having properties (X-i) to (X-iv) and said block copolymer (Y) having properties (Y-i) to (Y-v), and the like.
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公开(公告)号：US09284427B2
公开(公告)日：2016-03-15
申请号：US14372936
申请日：2013-02-22
Applicant: Japan Polypropylene Corporation
Inventor： Sachio Hotta , Kazuo Asuka , Shinichi Kitade , Kuninori Takahashi , Iku Kouzai , Takao Tayano
IPC: C08J9/00 , B29C47/00 , B29C47/06 , B29C51/02 , B32B27/06 , B32B27/32 , B32B5/18 , C08L23/12 , C08J9/04 , C08F297/08 , C08F10/06 , C08F4/659 , B29K23/00 , B29K105/04 , B29K105/00 , B29K509/00
CPC classification number: C08J9/0061 , B29C47/0004 , B29C47/004 , B29C47/06 , B29C47/065 , B29C51/02 , B29K2023/08 , B29K2023/12 , B29K2023/14 , B29K2105/046 , B29K2105/256 , B29K2509/00 , B32B5/18 , B32B27/065 , B32B27/32 , B32B2305/022 , B32B2307/304 , B32B2307/306 , B32B2307/558 , B32B2323/10 , B32B2439/00 , B32B2605/00 , C08F4/65912 , C08F10/06 , C08F297/08 , C08J9/04 , C08J2201/03 , C08J2323/12 , C08J2323/14 , C08J2423/14 , C08L23/12 , C08L2203/14 , C08L2203/30 , C08L2205/03 , Y10T428/249992 , C08F110/06 , C08F4/6492 , C08F4/65927 , C08L53/00
Abstract: Provided is a polypropylene-based resin composition which gives uniform and fine cells and from which a foamed sheet and thermoform excellent in appearance, thermoformability, impact resistance, lightness, stiffness, heat resistance, heat insulating properties, oil resistance and the like can be produced. A polypropylene-based resin composition comprising (X) 5 to 99% by weight of a polypropylene resin having a structure with long chain branches, and (Y) 1 to 95% by weight of a propylene-based block copolymer produced by sequential polymerization, which block copolymer comprises (Y-1) a propylene (co)polymer and (Y-2) a propylene-ethylene copolymer.
Abstract translation: 本发明提供一种均匀细小的聚丙烯系树脂组合物，能够制造发泡片和外观优异，耐热成型性，耐冲击性，亮度，刚度，耐热性，隔热性，耐油性等优异的热成型体。 。 一种聚丙烯系树脂组合物，其含有（X）5〜99重量％的具有长支链结构的聚丙烯树脂和（Y）1〜95重量％的通过顺序聚合制备的丙烯类嵌段共聚物， 该嵌段共聚物包含（Y-1）丙烯（共）聚合物和（Y-2）丙烯 - 乙烯共聚物。
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Patent Agency Ranking
3.发明授权公开(公告)号：US10947373B2
公开(公告)日：2021-03-16
申请号：US16307360
申请日：2017-06-15
Applicant: JAPAN POLYPROPYLENE CORPORATION
Inventor： Satoshi Katsuno , Shinichi Kitade
Abstract: The present invention relates to a polypropylene resin composition for a microporous film which can reduce the product defect rate due to stabilization of porous formation by stabilizing film formation and also can obtain a film suitably usable for a separator, a filtration membrane, a separation membrane and a filter since the microporous film can be thinned due to high rigidity, and more specifically, relates to a polypropylene resin composition for a microporous film wherein the composition comprises 5 to 30% by weight of polypropylene resin (X) having specific MFR, molecular weight distribution Mw/Mn by GPC, melt tension (MT), branching index g′ and mm fraction of the propylene unit triads by 13C-NMR, satisfying specific conditions concerning gels and having a long chain branched structure and 95 to 70% by weight of polypropylene resin (Y) having a specific MFR and excluding the polypropylene resin (X).
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公开(公告)号：US09522984B2
公开(公告)日：2016-12-20
申请号：US14344553
申请日：2012-10-17
Applicant: JAPAN POLYPROPYLENE CORPORATION
Inventor： Motoki Kaneno , Koji Yamashita , Hiroshi Tsuji , Akihiro Suzuki , Shinichi Kitade , Masaru Aoki , Isamu Terayama
IPC: C08J9/06 , B29C51/02 , C08L23/12 , B29C47/00 , B29C47/92 , C08J9/00 , C08J9/08 , B29C44/20 , B29C44/50 , C08J5/18 , C08L23/14 , B29C49/04 , B29K23/00 , B29K105/00 , B29K105/04
CPC classification number: B29C44/505 , B29C47/0004 , B29C47/0026 , B29C47/0042 , B29C47/0054 , B29C47/92 , B29C49/04 , B29C51/02 , B29C2947/922 , B29C2947/92695 , B29K2023/12 , B29K2023/14 , B29K2105/0085 , B29K2105/0088 , B29K2105/04 , C08J9/0061 , C08J9/08 , C08J2201/03 , C08J2323/14 , C08J2423/12 , C08L23/12 , Y10T428/1376 , C08F210/06 , C08F210/16 , C08F2500/11 , C08F2500/12 , C08F2500/17 , C08L23/14
Abstract: A polypropylene-based resin composition is provided that can provide a foam molding that exhibits an excellent closed cell characteristic and excellent extrusion characteristics, that is light weight and has a rigid feel, and that has an excellent recyclability.This polypropylene-based resin composition contains 100 weight % or is less than 100 weight % but at least 70 weight % of component (A) below and contains 0 weight % or is greater than 0 weight % but not more than 30 weight % of component (B) below, component (A): a propylene-based resin composition that comprises at least the following two components: a propylene-α-olefin copolymer (A1) satisfying conditions (A-1) to (A-3) and a propylene homopolymer (A2), (A1) and (A2) being obtained by polymerization by a multistage polymerization method, and this propylene-based resin composition having a content of (A1) of 1 to 20 weight % and a content of (A2) of 99 to 80 weight %, having a melt flow rate in the range from 5 to 20 g/10 minutes and exhibiting strain hardening in a measurement of extensional viscosity at a temperature of 180° C. and a strain rate of 10 s−1, (A-1) an α-olefin content of 15 to 85 weight %, (A-2) an intrinsic viscosity η of 5 to 20 dL/g, (A-3) a Mw/Mn of 5 to 15; component (B): a propylene-based resin composition comprising at least the following two components: a propylene homopolymer or a propylene-α-olefin copolymer having a content of non-propylene α-olefin of less than 1 weight % (B1), which has an MFR of 10 to 1000 g/10 minutes, and a propylene-α-olefin copolymer (B2) that has a weight-average molecular weight of 500,000 to 10,000,000 and a content of non-propylene α-olefin of 1 to 15 weight %, (B1) and (B2) being obtained by polymerization by a multistage polymerization method, and this propylene-based resin composition having a content of (B1) of 50 to 90 weight % and a content of (B2) of 50 to 10 weight %, and satisfying prescribed conditions (B-1) to (B-3).
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公开(公告)号：US09505894B2
公开(公告)日：2016-11-29
申请号：US14373040
申请日：2013-02-22
Applicant: JAPAN POLYPROPYLENE CORPORATION
Inventor： Sachio Hotta , Kazuo Asuka , Shinichi Kitade , Kuninori Takahashi , Iku Kouzai , Takao Tayano
IPC: C08J5/18 , B29C51/00 , B32B5/18 , C08L23/12 , C08L53/00 , B32B27/32 , C08F297/08 , C08L23/16 , B29C47/04 , C08J9/00 , B29C45/00 , B29C47/06 , B32B27/06 , B32B27/20 , B29C47/00 , B29C49/00 , B29K23/00 , B29K105/00 , B29K105/04
CPC classification number: C08J5/18 , B29C45/0001 , B29C47/0042 , B29C47/0054 , B29C47/04 , B29C47/065 , B29C49/0005 , B29C51/002 , B29K2023/12 , B29K2023/14 , B29K2105/0085 , B29K2105/04 , B32B5/18 , B32B27/065 , B32B27/20 , B32B27/32 , B32B2250/02 , B32B2305/022 , B32B2307/304 , B32B2307/306 , B32B2307/558 , B32B2439/00 , B32B2605/00 , C08F297/08 , C08J9/0061 , C08J2201/03 , C08J2323/12 , C08J2323/14 , C08J2353/00 , C08J2423/12 , C08J2453/00 , C08L23/12 , C08L23/16 , C08L53/00 , C08L2203/14 , C08L2203/30 , C08L2205/03 , Y10T428/249992
Abstract: Provided is a polypropylene-based resin composition which gives uniform and fine cells and from which a foamed sheet and thermoform excellent in appearance, thermoformability, impact resistance, lightness, stiffness, heat resistance, heat insulating properties, oil resistance and the like can be produced and includes (X) 5 to 99% by weight of a polypropylene resin having a structure with long chain branches, and (Y) 1 to 95% by weight of a propylene-based block copolymer produced by sequential polymerization, which block copolymer comprises (Y-1) a propylene (co)polymer and (Y-2) a propylene-ethylene copolymer.
Abstract translation: 本发明提供一种均匀细小的聚丙烯系树脂组合物，能够制造发泡片和外观优异，耐热成型性，耐冲击性，亮度，刚度，耐热性，隔热性，耐油性等优异的热成型体。 并且包含（X）5〜99重量％的具有长支链结构的聚丙烯树脂和（Y）1〜95重量％的通过顺序聚合制备的丙烯类嵌段共聚物，该嵌段共聚物包含（ Y-1）丙烯（共）聚合物和（Y-2）丙烯 - 乙烯共聚物。
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公开(公告)号：US20150044405A1
公开(公告)日：2015-02-12
申请号：US14344553
申请日：2012-10-17
Applicant: JAPAN POLYPROPYLENE CORPORATION
Inventor： Motoki Kaneno , Koji Yamashita , Hiroshi Tsuji , Akihiro Suzuki , Shinichi Kitade , Masaru Aoki , Isamu Terayama
CPC classification number: B29C44/505 , B29C47/0004 , B29C47/0026 , B29C47/0042 , B29C47/0054 , B29C47/92 , B29C49/04 , B29C51/02 , B29C2947/922 , B29C2947/92695 , B29K2023/12 , B29K2023/14 , B29K2105/0085 , B29K2105/0088 , B29K2105/04 , C08J9/0061 , C08J9/08 , C08J2201/03 , C08J2323/14 , C08J2423/12 , C08L23/12 , Y10T428/1376 , C08F210/06 , C08F210/16 , C08F2500/11 , C08F2500/12 , C08F2500/17 , C08L23/14
Abstract: A polypropylene-based resin composition is provided that can provide a foam molding that exhibits an excellent closed cell characteristic and excellent extrusion characteristics, that is light weight and has a rigid feel, and that has an excellent recyclability.This polypropylene-based resin composition contains 100 weight % or is less than 100 weight % but at least 70 weight % of component (A) below and contains 0 weight % or is greater than 0 weight % but not more than 30 weight % of component (B) below, component (A): a propylene-based resin composition that comprises at least the following two components: a propylene-α-olefin copolymer (A1) satisfying conditions (A-1) to (A-3) and a propylene homopolymer (A2), (A1) and (A2) being obtained by polymerization by a multistage polymerization method, and this propylene-based resin composition having a content of (A1) of 1 to 20 weight % and a content of (A2) of 99 to 80 weight %, having a melt flow rate in the range from 5 to 20 g/10 minutes and exhibiting strain hardening in a measurement of extensional viscosity at a temperature of 180° C. and a strain rate of 10 s−1, (A-1) an α-olefin content of 15 to 85 weight %, (A-2) an intrinsic viscosity q of 5 to 20 dL/g, (A-3) a Mw/Mn of 5 to 15; component (B): a propylene-based resin composition comprising at least the following two components: a propylene homopolymer or a propylene-α-olefin copolymer having a content of non-propylene α-olefin of less than 1 weight % (B1), which has an MFR of 10 to 1000 g/10 minutes, and a propylene-α-olefin copolymer (B2) that has a weight-average molecular weight of 500,000 to 10,000,000 and a content of non-propylene α-olefin of 1 to 15 weight %, (B1) and (B2) being obtained by polymerization by a multistage polymerization method, and this propylene-based resin composition having a content of (B1) of 50 to 90 weight % and a content of (B2) of 50 to 10 weight %, and satisfying prescribed conditions (B-1) to (B-3).
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公开(公告)号：US20150010747A1
公开(公告)日：2015-01-08
申请号：US14372936
申请日：2013-02-22
Applicant: Japan Polypropylene Corporation
Inventor： Sachio Hotta , Kazuo Asuka , Shinichi Kitade , Kuninori Takahashi , Iku Kouzai , Takao Tayano
CPC classification number: C08J9/0061 , B29C47/0004 , B29C47/004 , B29C47/06 , B29C47/065 , B29C51/02 , B29K2023/08 , B29K2023/12 , B29K2023/14 , B29K2105/046 , B29K2105/256 , B29K2509/00 , B32B5/18 , B32B27/065 , B32B27/32 , B32B2305/022 , B32B2307/304 , B32B2307/306 , B32B2307/558 , B32B2323/10 , B32B2439/00 , B32B2605/00 , C08F4/65912 , C08F10/06 , C08F297/08 , C08J9/04 , C08J2201/03 , C08J2323/12 , C08J2323/14 , C08J2423/14 , C08L23/12 , C08L2203/14 , C08L2203/30 , C08L2205/03 , Y10T428/249992 , C08F110/06 , C08F4/6492 , C08F4/65927 , C08L53/00
Abstract: Provided is a polypropylene-based resin composition which gives uniform and fine cells and from which a foamed sheet and thermoform excellent in appearance, thermoformability, impact resistance, lightness, stiffness, heat resistance, heat insulating properties, oil resistance and the like can be produced. A polypropylene-based resin composition comprising (X) 5 to 99% by weight of a polypropylene resin having a structure with long chain branches, and (Y) 1 to 95% by weight of a propylene-based block copolymer produced by sequential polymerization, which block copolymer comprises (Y-1) a propylene (co)polymer and (Y-2) a propylene-ethylene copolymer, said resin (X) having properties (X-i) to (X-iv) and said block copolymer (Y) having properties (Y-i) to (Y-v), and the like.
Abstract translation: 本发明提供一种均匀细小的聚丙烯系树脂组合物，能够制造发泡片和外观优异，耐热成型性，耐冲击性，亮度，刚度，耐热性，隔热性，耐油性等优异的热成型体。 。 一种聚丙烯系树脂组合物，其含有（X）5〜99重量％的具有长支链结构的聚丙烯树脂和（Y）1〜95重量％的通过顺序聚合制备的丙烯类嵌段共聚物， 所述嵌段共聚物包含（Y-1）丙烯（共）聚合物和（Y-2）丙烯 - 乙烯共聚物，所述具有（X 1）至（X-iv）特性和所述嵌段共聚物（Y） 具有（Yi）〜（Yv）的性质等。
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