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1. 发明公开

US20240352164A1 BRANCHED PROPYLENE-BASED POLYMER 审中-公开
公开(公告)号：US20240352164A1
公开(公告)日：2024-10-24
申请号：US18683603
申请日：2022-08-08
申请人： JAPAN POLYPROPYLENE CORPORATION
发明人： Masaaki ITO , Jun SHINOZAKI , Miori TAKIZAWA , Masato NAKANO
IPC分类号： C08F210/06 , C08F4/6592
CPC分类号： C08F210/06 , C08F4/65927 , C08F2420/09
摘要： To provide a branched propylene-based polymer that is excellent in ductility when melting, while retaining melt tension necessary for molding. A branched propylene-based polymer having the following properties (1), (2) and (3): property (1): a multi-branching index (MBI) is 0.45 or more and 1.00 or less; property (2): a strain hardening index at a strain rate (dε/dt) of 1.0/see (SHI@1s−1) is 0.70 or more and 3.00 or less; and property (3): a maximum drawing rate (MaxDraw) at 230° C. and a melt flow rate (MFR) satisfy a relation represented by the following formula (1-1):

(
MaxDraw
)

>

112
×

log
⁡
(
MFR
)

+
30

Formula
⁢

(

1
⁢
‐
⁢
1

)

2. 发明授权

US11511529B2 Decorative film and method for producing decorative molded body using same 有权
公开(公告)号：US11511529B2
公开(公告)日：2022-11-29
申请号：US16322515
申请日：2017-08-02
申请人： Japan Polypropylene Corporation
发明人： Satoshi Katsuno , Kazuo Asuka , Hayato Kitaura , Morikazu Niibe , Kuninori Takahashi
IPC分类号： B32B27/00 , B32B27/32 , C08J5/18 , B29C51/16 , B29C48/00 , B29C45/00 , B29K23/00 , C08L23/08 , C08L23/12
摘要： This decorative film is to be bonded to a resin molded body by means of thermoforming, and comprises a sealing layer (I) that contains a polypropylene resin (A) and a layer (II) that contains a polypropylene resin (B). The polypropylene resin (A) satisfies the requirement (a1), while the polypropylene resin (B) satisfies the requirement (b1). (a1) The melt flow rate (MFR (A)) (at 230° C. under a load of 2.16 kg) is more than 0.5 g/10 minutes. (b1) The melt flow rate (MFR (B)) (at 230° C. under a load of 2.16 kg) and the MFR (A) satisfy relational expression (b-1). MFR (B)

3. 发明申请

US20210122853A1 METHOD FOR PRODUCING alpha-OLEFIN/(METH)ACRYLIC ACID ESTER COPOLYMER 有权
公开(公告)号：US20210122853A1
公开(公告)日：2021-04-29
申请号：US17040172
申请日：2019-03-18
申请人： JAPAN POLYETHYLENE CORPORATION , JAPAN POLYPROPYLENE CORPORATION
发明人： Yohei KONISHI , Hiromasa TANAHASHI , Hisashi OHTAKI , Naomasa SATO
IPC分类号： C08F210/02 , C08F220/18 , C08F4/70 , C08F4/659
摘要： A catalyst configured to be handled more easily than conventional catalysts and configured to copolymerize an α-olefin and a (meth)acrylic acid ester with high activity. The objects are achieved by polymerization using an olefin polymerization catalyst which contains a metal complex obtained by reacting a ligand having a specific structure and a transition metal compound containing a transition metal selected from nickel or palladium having a specific structure.

4. 发明授权

US10301401B2 Olefin polymerization catalyst and method for producing olefin polymer 有权
公开(公告)号：US10301401B2
公开(公告)日：2019-05-28
申请号：US15328196
申请日：2015-07-23
申请人： JAPAN POLYETHYLENE CORPORATION , JAPAN POLYPROPYLENE CORPORATION
发明人： Yohei Konishi , Yasuo Maruyama , Naomasa Sato , Akio Tanna
IPC分类号： C08F4/70 , C08F4/80 , C08F4/02 , C08F10/02
摘要： An object of the present invention is to provide a novel catalyst for olefin (co)polymer production, which has high activity without using a large amount of a cocatalyst and is aimed for obtaining a particulate olefin (co)polymer. The invention relates to an olefin polymerization catalyst which comprises: a solid carrier (1) that has been brought into contact with a specific compound; and a metal catalyst component (2) that contains a transition metal compound (C) containing a transition metal M belonging to Group 9, 10, or 11 of the periodic table and has a reactive group Ra.

5. 发明授权

US09920196B2 Propylene-based block copolymer 有权
公开(公告)号：US09920196B2
公开(公告)日：2018-03-20
申请号：US14899763
申请日：2014-06-19
申请人： JAPAN POLYPROPYLENE CORPORATION
发明人： Tomohiro Hosoi , Shigeo Mizukami , Masahiro Nagata , Kouichi Nakayama , Yuji Ryosho
IPC分类号： C08L53/00 , C08F297/08 , B29C45/00 , C08F299/02 , C08L23/14 , B29K23/00
CPC分类号： C08L53/00 , B29C45/0001 , B29K2023/14 , C08F297/083 , C08F299/022 , C08L23/142 , C08L2205/025 , C08L2205/06 , C08L23/14
摘要： An object of the present invention is to prevent an occurrence of flow-mark molding defects to improve an appearance of molded articles, and as a means for achieving the object, a propylene-based block copolymer is used as an appearance improver, the copolymer comprising 80 to 60% by weight of crystalline propylene polymer portion which has an intrinsic viscosity [η]p of 0.90 dL/g or less and 20 to 40% by weight of propylene/ethylene random copolymer portion which has an ethylene content of 35 to 50% by weight and an intrinsic viscosity [η]c of 7.0 dL/g or higher ([η]c/[η]p being 7.5 to 30), in which the propylene-based block copolymer has a MFR of 10 to 50 g/10 min.

6. 发明申请

US20170002120A1 PROCESS FOR PRODUCING ETHYLENE/UNSATURATED CARBOXYLIC ACID COPOLYMER, AND SAID COPOLYMER 审中-公开
标题翻译：生产乙烯/不饱和羧酸共聚物和共聚物的方法
公开(公告)号：US20170002120A1
公开(公告)日：2017-01-05
申请号：US15113243
申请日：2015-01-26
申请人： JAPAN POLYETHYLENE CORPORATION , JAPAN POLYPROPYLENE CORPORATION
发明人： Naomasa SATO , Fumihiko SHIMIZU , Akio TANNA , Toshiaki EGASHIRA
IPC分类号： C08F210/02
CPC分类号： C08F210/02 , C08F8/12 , C08F2500/12 , C08F2800/10 , C08F2810/50 , C08F220/06 , C08F2220/1825 , C08F4/80 , C08F2500/03
摘要： Provided is a process of effectively producing an ethylene/unsaturated carboxylic acid copolymer having excellent mechanical and thermal properties. A process for producing an ethylene/unsaturated carboxylic acid copolymer comprises: producing an ethylene/unsaturated carboxylic acid ester copolymer from ethylene and unsaturated carboxylic acid ester using a late-transition-metal complex catalyst; and heating the ethylene/unsaturated carboxylic acid ester copolymer at a temperature capable of converting the ester group into a carboxylic acid group, thereby converting into the ethylene/unsaturated carboxylic acid copolymer.
摘要翻译：提供了有效制备具有优异机械和热性能的乙烯/不饱和羧酸共聚物的方法。一种制备乙烯/不饱和羧酸共聚物的方法包括：使用后过渡金属络合物催化剂由乙烯和不饱和羧酸酯制备乙烯/不饱和羧酸酯共聚物; 在能够将酯基转化为羧酸基的温度下加热乙烯/不饱和羧酸酯共聚物，从而转变成乙烯/不饱和羧酸共聚物。

7. 发明申请

US20160137831A1 PROPYLENE-BASED BLOCK COPOLYMER 有权
标题翻译：丙烯基嵌段共聚物
公开(公告)号：US20160137831A1
公开(公告)日：2016-05-19
申请号：US14899763
申请日：2014-06-19
申请人： JAPAN POLYPROPYLENE CORPORATION
发明人： Tomohiro HOSOI , Shigeo MIZUKAMI , Masahiro NAGATA , Kouichi NAKAYAMA , Yuji RYOSHO
IPC分类号： C08L53/00 , B29C45/00 , C08F299/02
CPC分类号： C08L53/00 , B29C45/0001 , B29K2023/14 , C08F297/083 , C08F299/022 , C08L23/142 , C08L2205/025 , C08L2205/06 , C08L23/14
摘要： An object of the present invention is to prevent an occurrence of flow-mark molding defects to improve an appearance of molded articles, and as a means for achieving the object, a propylene-based block copolymer is used as an appearance improver, the copolymer comprising 80 to 60% by weight of crystalline propylene polymer portion which has an intrinsic viscosity [η]p of 0.90 dL/g or less and 20 to 40% by weight of propylene/ethylene random copolymer portion which has an ethylene content of 35 to 50% by weight and an intrinsic viscosity [η]c of 7.0 dL/g or higher ([η]c/[η]p being 7.5 to 30), in which the propylene-based block copolymer has a MFR of 10 to 50 g/10 min.
摘要翻译：本发明的目的是为了防止流痕标注成型缺陷的发生，改善成型品的外观，作为实现该目的的手段，使用丙烯系嵌段共聚物作为外观改良剂，该共聚物包含 80〜60重量％的特性粘度[ηe]为0.90dL / g以下的结晶丙烯聚合物部分和20〜40重量％的丙烯/乙烯无规共聚物部分，其乙烯含量为35〜 50重量％，特性粘度[ηe]为7.0dL / g以上（[eegr] c / [eegr] p为7.5〜30），其中丙烯系嵌段共聚物的MFR为 10〜50g / 10min。

8. 发明申请

US20150004394A1 POLYPROPYLENE-BASED RESIN COMPOSITION AND FOAM SHEET 有权
公开(公告)号：US20150004394A1
公开(公告)日：2015-01-01
申请号：US14373040
申请日：2013-02-22
申请人： JAPAN POLYPROPYLENE CORPORATION
发明人： Sachio Hotta , Kazuo Asuka , Shinichi Kitade , Kuninori Takahashi , Iku Kouzai , Takao Tayano
IPC分类号： 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分类号： 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
摘要： 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.

9. 发明申请

US20150004344A1 POLAR GROUP-CONTAINING OLEFIN COPOLYMER, MULTINARY POLAR OLEFIN COPOLYMER, OLEFIN RESIN COMPOSITION, AND ADHESIVE MATERIAL, LAMINATE, AND OTHER APPLICATION PRODUCTS USING SAME 审中-公开
标题翻译：含极性烯烃共聚物，多元极性烯烃共聚物，烯烃树脂组合物和粘合材料，层压材料和其他使用相同的应用产品
公开(公告)号：US20150004344A1
公开(公告)日：2015-01-01
申请号：US14368059
申请日：2012-12-21
申请人： JAPAN POLYETHYLENE CORPORATION , JAPAN POLYPROPYLENE CORPORATION
发明人： Kazunari Abe , Minoru Kobayashi , Hideshi Uchino , Hiroyuki Shimizu , Tetsuya Morioka , Naoshi Iwama
IPC分类号： C08F210/02 , C08L23/08 , C08F220/18 , C09J123/08 , C09J7/02 , C08J5/18 , C09D123/08 , B29C45/00 , B32B27/38 , B32B15/092 , B32B15/085 , B32B9/04 , B32B27/32 , B32B27/08 , B32B27/10 , B32B23/08 , B32B5/02 , B32B1/08 , C08L23/06
CPC分类号： C08F210/02 , B29C45/0001 , B29K2023/08 , B32B1/08 , B32B5/022 , B32B5/024 , B32B7/12 , B32B9/045 , B32B15/085 , B32B15/092 , B32B23/08 , B32B27/08 , B32B27/10 , B32B27/32 , B32B27/327 , B32B27/38 , B32B2250/02 , B32B2250/24 , B32B2250/242 , B32B2270/00 , B32B2323/00 , B32B2333/00 , B32B2363/00 , B32B2405/00 , B32B2439/60 , B32B2553/00 , C08F220/18 , C08F236/04 , C08J5/18 , C08J2323/08 , C08J2477/00 , C08L23/04 , C08L23/06 , C08L23/0815 , C08L23/0869 , C08L2203/16 , C08L2205/02 , C08L2205/025 , C08L2207/062 , C08L2207/066 , C09D123/0869 , C09J7/20 , C09J123/04 , C09J123/0869 , Y10T428/1393 , Y10T428/31511 , Y10T428/31529 , Y10T428/31692 , Y10T428/31696 , Y10T428/31855 , Y10T428/31884 , Y10T428/31895 , Y10T428/31909 , Y10T428/31924 , Y10T428/31931 , Y10T442/3886 , Y10T442/678 , C08F232/08 , C08F220/14 , C08F4/80
摘要： The present invention relates to a polar group-containing olefin copolymer (A′) which is produced through polymerization using a transition metal catalyst, which has a weight-average molecular weight falling within a specific range and which contains a polar group-containing monomer within a specific range; a multinary polar olefin copolymer (A″) indispensably containing a polar monomer component that has a norbornene skeleton and a carboxyl group or an acid anhydride group and having three or more types of monomer units; and a resin composition (C) containing a specific amount of a polar group-containing olefin copolymer (A) and a specific amount of an olefin resin (B).
摘要翻译：本发明涉及通过使用过渡金属催化剂的聚合制得的含极性基团的烯烃共聚物（A'），所述过渡金属催化剂的重均分子量在特定范围内，并含有含极性基团的单体具体范围; 含有具有降冰片烯骨架和羧基或酸酐基并且具有三种或更多种单体单元的极性单体组分的多元极性烯烃共聚物（A“）不可缺少的; 和含有特定量的含极性基团的烯烃共聚物（A）和特定量的烯烃树脂（B）的树脂组合物（C）。

10. 发明申请

US20140309350A1 THERMOPLASTIC RESIN COMPOSITION AND TOILET COMPONENTS MADE THEREFROM 有权
标题翻译：热塑性树脂组合物及其配件组成
公开(公告)号：US20140309350A1
公开(公告)日：2014-10-16
申请号：US14349572
申请日：2012-10-25
申请人： Japan Polypropylene Corporation
发明人： Masayuki Kabeya , Toshihiro Yoshida , Itsushi Imamura
IPC分类号： C08K5/03 , C08K5/521 , C08K5/103 , C08K5/41
CPC分类号： C08K5/03 , A47K13/02 , B29C45/0001 , B29L2031/7694 , C08K3/016 , C08K5/04 , C08K5/103 , C08K5/41 , C08K5/521 , E03D11/02
摘要： Provided is a thermoplastic resin composition that is free of discoloration defects, is resistant to the staining and deterioration caused by urine, fecal matter, detergents and so forth, exhibits an excellent tactile sensation, and also exhibits an excellent marring resistance and that is thus well suited for toilet components. Toilet components comprising this thermoplastic resin composition are also provided.The thermoplastic resin composition comprises (A) a thermoplastic resin and, per 100 weight parts thereof, (B) 2 to 40 weight parts of an organic flame retardant, 0.1 to 2 weight parts of a component (D), and as desired, (C) 0.1 to 20 weight parts of a flame retardant synergist, wherein the component (D) satisfies the following condition:condition: the component (D) is at least one compound selected from the group consisting of polyolefin-based waxes, alcohols, carboxylic acids, and esters, and having a melting point of not more than 100° C. and an HLB value of not more than 5.The toilet components and so forth comprise this thermoplastic resin composition.
摘要翻译：本发明提供一种无变色缺陷的热塑性树脂组合物，耐尿，粪便，洗涤剂等引起的染色和劣化，具有良好的触感，并且具有优异的防结锈性，因此良好适合厕所部件。还提供了包含该热塑性树脂组合物的马桶部件。热塑性树脂组合物包含（A）热塑性树脂，并且每100重量份，（B）2至40重量份的有机阻燃剂，0.1至2重量份的组分（D）和根据需要的（ C）0.1〜20重量份的阻燃增效剂，其中，成分（D）满足以下条件：条件：成分（D）为选自聚烯烃系蜡，醇，羧酸中的至少一种化合物酸和酯，熔点不超过100℃，HLB值不大于5.马桶部件等包含该热塑性树脂组合物。

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