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1. 发明授权

US10370465B2 Propylene homopolymer for stress-resistant molded article, composition containing the polymer, and stress-resistant molded articles obtained therefrom 有权
公开(公告)号：US10370465B2
公开(公告)日：2019-08-06
申请号：US12448983
申请日：2008-01-17
申请人： Keita Itakura , Toshiyuki Ishii , Rikuo Onishi , Satoshi Hashizume
发明人： Keita Itakura , Toshiyuki Ishii , Rikuo Onishi , Satoshi Hashizume
IPC分类号： C08L23/12 , C08F110/06 , C08F4/659 , C08K7/14 , C08L23/16
摘要： Propylene polymers and propylene resin compositions containing the polymers are used as molded articles used under stress for a long period such as automotive parts, housing parts, home appliance parts and electric power tool parts. Stress-resistant molded articles of the invention are obtained from these materials. A propylene homopolymer (A) satisfies the following requirements (1) to (3), and a polypropylene resin composition contains the propylene homopolymer (A). (1) The ratio (Mw/Mn) of weight average molecular weight (Mw) to number average molecular weight (Mn) according to GPC is in the range of 1.2 to 3.5. (2) Mn is in the range of 35,000 to 400,000. (3) The content of components soluble in o-dichlorobenzene at 90° C. is not more than 4 wt %.

2. 发明申请

US20100004384A1 PROPYLENE HOMOPOLYMER FOR STRESS-RESISTANT MOLDED ARTICLE, COMPOSITION CONTAINING THE POLYMER, AND STRESS-RESISTANT MOLDED ARTICLES OBTAINED THEREFORM 审中-公开
标题翻译：丙烯共聚物用于耐应力成型制品，含聚合物的组合物及其耐应力成型制品
公开(公告)号：US20100004384A1
公开(公告)日：2010-01-07
申请号：US12448983
申请日：2008-01-17
申请人： Keita Itakura , Toshiyuki Ishii , Rikuo Onishi , Satoshi Hashizume
发明人： Keita Itakura , Toshiyuki Ishii , Rikuo Onishi , Satoshi Hashizume
IPC分类号： C08K5/00 , C08F110/06 , C08L23/06 , C08L23/12 , C08K3/40
CPC分类号： C08F110/06 , C08F4/65912 , C08F4/65916 , C08K7/14 , C08L23/12 , C08L23/16 , C08F4/65922 , C08L2666/06 , C08F2500/03 , C08F2500/12
摘要： The propylene homopolymers and the polypropylene resin compositions containing the propylene homopolymers according to the present invention give molded articles excellent in vibration fatigue strength and creep properties. The molded articles are therefore suitably used as parts requiring reliability for a long period such as automotive parts and housing parts.
摘要翻译：含有本发明的丙烯均聚物的丙烯均聚物和聚丙烯树脂组合物得到振动疲劳强度和蠕变性优异的成型体。因此，成型品适合用作需要长期可靠性的部件，例如汽车部件和外壳部件。

3. 发明授权

US08901240B2 Polypropylene resin composition for use in formation of microporous membrane 有权
标题翻译：用于形成微孔膜的聚丙烯树脂组合物
公开(公告)号：US08901240B2
公开(公告)日：2014-12-02
申请号：US13143336
申请日：2010-01-06
申请人： Satoshi Tamura , Keita Itakura , Ryoichi Tsunori , Satoshi Hashizume
发明人： Satoshi Tamura , Keita Itakura , Ryoichi Tsunori , Satoshi Hashizume
IPC分类号： H01M2/16 , C08K3/00 , C08F4/76 , C08F110/06 , B01D63/00 , H01G9/00 , C08L23/12 , H01G9/02 , C08F4/659 , C08F4/6592 , C08L23/04 , H01M10/0525
CPC分类号： H01G9/155 , C08F4/65912 , C08F4/65916 , C08F4/65927 , C08F110/06 , C08L23/04 , C08L23/12 , C08L2314/06 , C08L2666/06 , H01G9/02 , H01M2/1653 , H01M10/0525 , Y02E60/13 , C08F2/14 , C08F2/001 , C08F2500/17
摘要： [Object] To provide a polypropylene resin composition for use in the formation of a microporous membrane having excellent heat resistance and low thermal shrinkage ratio.[Solution] A polypropylene resin composition for use in the formation of a microporous membrane according to the present invention comprises as an essential component a propylene homopolymer (A) that satisfies the following requirements (1) to (4) and (7): (1) the intrinsic viscosity [η] is 1 dl/g or more and less than 7 dl/g; (2) the mesopentad fraction ranges from 94.0% to 99.5%; (3) the integral elution volume during heating to 100° C. is 10% or less; (4) the melting point ranges from 153° C. to 167° C.; and (7) in an elution temperature-elution volume curve, the maximum peak has a peak top temperature in the range of 105° C. to 130° C. and a half-width of 7.0° C. or less.
摘要翻译：本发明提供一种用于形成耐热性优异，热收缩率低的微多孔膜的聚丙烯树脂组合物。 [解决方案]根据本发明的用于形成微孔膜的聚丙烯树脂组合物包含满足以下要求（1）至（4）和（7）的丙烯均聚物（A）作为必要成分：（ 1）特性粘度[ηe]为1 dl / g以上且小于7dl / g; （2）触痛百分比范围为94.0％〜99.5％; （3）加热至100℃时的积分洗脱体积为10％以下; （4）熔点范围为153℃至167℃。和（7）在洗脱温度洗脱体积曲线中，最大峰的顶峰温度在105℃至130℃的范围内，半宽度为7.0℃以下。

4. 发明申请

US20100280153A1 MODIFIED PROPYLENE RESIN 审中-公开
标题翻译：改性丙烯树脂
公开(公告)号：US20100280153A1
公开(公告)日：2010-11-04
申请号：US12735350
申请日：2009-01-08
申请人： Keita Itakura , Toru Iwashita , Satoshi Hashizume , Rikuo Ohnishi , Hirofuni Goda
发明人： Keita Itakura , Toru Iwashita , Satoshi Hashizume , Rikuo Ohnishi , Hirofuni Goda
IPC分类号： C08L23/12 , C08F210/06 , C08F4/42 , C08K3/34 , C08K3/30 , C08L97/02 , C08L1/02
CPC分类号： C08L23/12 , B32B27/06 , B32B27/08 , B32B27/18 , B32B27/20 , B32B27/32 , B32B2262/101 , B32B2262/106 , B32B2264/062 , B32B2264/067 , B32B2264/104 , B32B2270/00 , B32B2307/30 , B32B2307/50 , B32B2307/546 , B32B2419/00 , B32B2439/70 , B32B2471/00 , B32B2479/00 , B32B2509/00 , B32B2605/00 , B32B2607/00 , C08F110/06 , C08F210/06 , C08F255/02 , C08L23/10 , C08L23/26 , C08L51/003 , C08L51/06 , C08L2666/24 , C08F2500/12 , C08F2500/03 , C08F2500/20 , C08F2500/17 , C08F222/40
摘要： It is an object of the present invention to provide a modified propylene resin containing very small amounts of low-crystalline and low-molecular-weight components. The present invention relates to a modified propylene resin characterized by satisfying the following requirements (1) to (4). (1) The melting point (Tm) measured with a differential scanning calorimeter (DSC) is 140° C. or higher. (2) The amount of grafts of ethylenic unsaturated bond-containing monomer after hot xylene washing is 0.1 to 5 percent by weight. (3) The amount of components soluble in o-dichlorobenzene at 70° C. is 1.5 percent by weight or less. (4) The intrinsic viscosity [η] is 0.1 to 4 dl/g.
摘要翻译：本发明的目的是提供含有非常少量的低结晶和低分子量组分的改性丙烯树脂。本发明涉及一种改性丙烯树脂，其特征在于满足以下要求（1）至（4）。（1）用差示扫描量热计（DSC）测定的熔点（Tm）为140℃以上。（2）热二甲苯洗涤后含烯属不饱和键的单体的接枝量为0.1〜5重量％。（3）在70℃下可溶于邻二氯苯的成分的量为1.5重量％以下。（4）特性粘度[ηe]为0.1〜4dl / g。

5. 发明申请

US20080038498A1 Propylene Polymer, Composition Comprising the Polymer, and Molded Product Obtained Therefrom 审中-公开
标题翻译：丙烯聚合物，包含聚合物的组合物和从其获得的成型产品
公开(公告)号：US20080038498A1
公开(公告)日：2008-02-14
申请号：US11793719
申请日：2005-12-22
申请人： Keita Itakura , Munehito Funaya , Ayako Kadosaka , Naritoshi Hirota , Hiroshi Nishikawa , Yuichi Yamamura , Shuji Matsumura , Satoshi Hashizume , Yoshio Sasaki
发明人： Keita Itakura , Munehito Funaya , Ayako Kadosaka , Naritoshi Hirota , Hiroshi Nishikawa , Yuichi Yamamura , Shuji Matsumura , Satoshi Hashizume , Yoshio Sasaki
IPC分类号： C08L23/12
CPC分类号： C08F10/00 , C08F4/65912 , C08F4/65916 , C08F210/06 , C08F210/16 , C08F255/00 , C08F255/02 , C08F297/08 , C08F297/083 , C08L23/083 , C08L23/10 , C08L23/142 , C08L23/16 , C08L51/06 , C08L53/00 , C08L2314/06 , Y10T428/1352 , C08F4/6492 , C08F4/65927 , C08L2666/24 , C08L2666/06 , C08L2666/08 , C08L2666/02 , C08F2500/03 , C08F2500/12 , C08F2500/17 , C08F2500/18
摘要： A propylene polymer which is constituted of 10 to 40 wt % room-temperature n-decane soluble part (Dsol) and 60 to 90 wt % room-temperature n-decane insoluble part (Dinsol), comprises skeletons derived from propylene (MP) and at least one kind of olefin (MX) selected from ethylene and C4 or more α-olefins, and satisfies all of the following requirements [1] to [5]. The polymer is characterized by having a high melting point and a high molecular weight and is suitable for use in producing various moldings therefrom. [1] the molecular weight distribution (Mw/Mn) of both Dsol and Dinsol as determined by GPC is 4.0 or less; [2] the melting point (Tm) of Dinsol is 156° C. or more; [3] the sum of the 2,1-bond content and the 1,3-bond content in Dinsol is 0.05 mol % or less; [4] the intrinsic viscosity [η] (dl/g) of Dsol satisfies the relationship 2.2
摘要翻译：丙烯聚合物由10〜40重量％的室温正癸烷可溶部分（D> sol）和60〜90重量％的室温正癸烷不溶部分（D＆lt; 包括衍生自丙烯（MP）的骨架和选自乙烯和C 4或更多α-烯烃的至少一种烯烃（MX），并且满足以下所有要求[1]至[5] 。聚合物的特征在于具有高熔点和高分子量，并且适用于从其生产各种模制品。 [1]通过GPC测定的D＆amp; S＆gt;和D＆amp; S＆gt;两者的分子量分布（Mw / Mn）为4.0以下; [2] D 的熔点（Tm）为156℃以上; [3] D insol中的2,1-键含量和1,3-键含量的总和为0.05摩尔％以下; [4] D 的特性粘度η（dl / g）满足关系式2.2 <η<6.0; 和[5]衍生自D insol中的烯烃（MX）的骨架的浓度为3.0重量％以下。

6. 发明申请

US20110301309A1 PROPYLENE HOMOPOLYMER FOR CAPACITORS 有权
标题翻译：用于电容器的丙烯共聚物
公开(公告)号：US20110301309A1
公开(公告)日：2011-12-08
申请号：US13146378
申请日：2010-01-26
申请人： Satoshi Tamura , Keita Itakura , Satoshi Hashizume
发明人： Satoshi Tamura , Keita Itakura , Satoshi Hashizume
IPC分类号： C08F110/06
CPC分类号： H01B3/441 , C08F110/06 , C08F2500/12 , C08F2500/15 , C08F2500/20 , C08F2500/26
摘要： [Object] To provide a propylene homopolymer suitable for capacitor films having high withstand voltage and a stretched film formed by stretching the propylene homopolymer.[Solution] A propylene homopolymer of the present invention for capacitors satisfies the following requirements (i) to (v) and (ix): (i) the MFR is 1 to 10 g/10 minutes; (ii) the meso pentad fraction (mmm) measured by 13C-NMR is 0.940 to 0.995; (iii) the integrted amount of elution at 90° C. by CFC using o-dichlorobenzene is 0.5% by weight or less; (iv) the melting point measured using DSC is 152° C. or more; (v) the chlorine content is 2 ppm by weight or less; and (ix) in an elution temperature-elution volume curve measured by cross-fractionation chromatography (CFC) using o-dichlorobenzene, the maximum peak has a peak top temperature in the range of 105° C. to 130° C. and half width of 7.0° C. or less.
摘要翻译：本发明提供适用于具有高耐压性的电容器膜的丙烯均聚物和通过拉伸丙烯均聚物形成的拉伸膜。 [溶液]本发明的电容器用丙烯均聚物满足以下要求（i）〜（v）和（ix）：（i）MFR为1〜10g / 10分钟; （ii）通过13 C-NMR测量的内消旋五单元组分数（mmm）为0.940〜0.995; （iii）通过CFC使用邻二氯苯在90℃下洗脱的积分量为0.5重量％以下; （iv）使用DSC测定的熔点为152℃以上; （v）氯含量为2重量ppm以下; 和（ix）在通过使用邻二氯苯的交叉分级分离色谱（CFC）测量的洗脱温度 - 洗脱体积曲线中，最大峰的峰顶温度在105℃至130℃的范围内，半宽度为7.0℃以下。

7. 发明申请

US20090317615A1 PACKAGING PROPYLENE RESIN COMPOSITION 审中-公开
标题翻译：包装丙烯树脂组合物
公开(公告)号：US20090317615A1
公开(公告)日：2009-12-24
申请号：US12310065
申请日：2007-08-06
申请人： Keita Itakura , Tokutaro Kimura , Mitsuo Kawata , Satoshi Hashizume , Masashi Higuchi , Munehito Funaya
发明人： Keita Itakura , Tokutaro Kimura , Mitsuo Kawata , Satoshi Hashizume , Masashi Higuchi , Munehito Funaya
IPC分类号： B32B27/32 , C08L23/04
CPC分类号： C08F10/00 , C08F4/65912 , C08F4/65916 , C08F4/65925 , C08F4/65927 , C08F110/06 , C08F210/06 , C08F297/08 , C08J5/18 , C08J2323/10 , C08L23/10 , C08L23/12 , C08L23/142 , C08L53/00 , C08L2205/02 , C08L2314/06 , C08F4/6492 , C08F4/6494 , C08L2666/06 , C08L2666/02 , C08F2500/12 , C08F210/16 , C08F2500/17 , C08F2500/03
摘要： Packaging propylene resin compositions are excellent in balance in high transparency, rigidity, low-temperature impact resistance and blocking resistance. Retort films, protective films, medical container packaging films and freshness-keeping films, and sheets for similar purposes are obtained from the compositions. A packaging propylene resin composition includes a propylene polymer (A) satisfying specific requirements and a propylene/ethylene copolymer (B) satisfying specific requirements. In another packaging propylene resin composition, Dinsol and Dsol satisfy specific requirements.
摘要翻译：包装丙烯树脂组合物在高透明度，刚性，耐低温冲击性和耐粘连性方面的平衡优异。从组合物中获得蒸煮膜，保护膜，医疗容器包装膜和保鲜膜，以及类似目的的片材。包装丙烯树脂组合物包括满足特定要求的丙烯聚合物（A）和满足特定要求的丙烯/乙烯共聚物（B）。在另一种包装丙烯树脂组合物中，Dinsol和Dsol满足特定要求。

8. 发明申请

US20090069523A1 Propylene Random Block Copolymer, Resin Composition Containing the Copolymer and Molded Article Made Thereof 审中-公开
标题翻译：丙烯无规嵌段共聚物，含有共聚物的树脂组合物及其制成的模制品
公开(公告)号：US20090069523A1
公开(公告)日：2009-03-12
申请号：US12225689
申请日：2007-03-27
申请人： Keita Itakura , Satoshi Hashizume , Kunihiko Takesue , Munehito Funaya
发明人： Keita Itakura , Satoshi Hashizume , Kunihiko Takesue , Munehito Funaya
IPC分类号： C08F210/00
CPC分类号： C08F297/083 , C08L23/142 , C08L2207/02 , C08L23/16
摘要： The invention provides a propylene random block copolymer (A) that has a melt flow rate from 0.1 to 100 g/10 min and a melting point from 100 to 155° C. and includes 90 to 60% by weight of a portion insoluble (Dinsol) in n-decane at room temperature and 10 to 40% by weight of a portion soluble (Dsol) in n-decane at room temperature, wherein the Dinsol satisfies the following requirements (1) through (3) and the Dsol satisfies the following requirements (4) through (6). The invention further provides molded articles such as sheets, films, injection molded articles, hollow molded articles, injection blow molded articles and fibers, which are formed of the propylene random block copolymer (A) or a propylene resin composition containing the propylene random block copolymer (A). (1) The molecular weight distribution (Mw/Mn) obtained by GPC of the Dinsol is from 1.0 to 3.5, (2) the content of skeletons derived from ethylene in the Dinsol is from 0.5 to 13% by mole, (3) the total amount of 2,1- and 1,3-propylene units in the Dinsol is 0.2% by mole or less, (4) the molecular weight distribution (Mw/Mn) obtained by GPC of the Dsol is from 1.0 to 3.5, (5) the intrinsic viscosity [η] in decalin at 135° C. of the Dsol is from 1.5 to 4 dl/g and (6) the content of skeletons derived from ethylene in the Dsol is from 15 to 35% by mole.
摘要翻译：本发明提供一种丙烯无规嵌段共聚物（A），其熔体流动速率为0.1-100g / 10min，熔点为100-155℃，包括90-60wt％的不溶物（Dinsol ）和室温下正癸烷中可溶解部分（Dsol）的10〜40重量％，其中，D insol为（1）〜（3），Dsol满足下述式要求（4）至（6）。本发明还提供了由丙烯无规嵌段共聚物（A）形成的成型制品，例如片材，薄膜，注塑制品，中空成型制品，注塑吹塑制品和纤维，或含丙烯无规嵌段共聚物（一个）。（1）由Dinsol得到的分子量分布（Mw / Mn）为1.0〜3.5，（2）由Dinsol得到的乙烯的骨架含量为0.5〜13摩尔％，（3） D insol中的2,1-和1,3-丙烯单元的总量为0.2摩尔％以下，（4）通过Dsol的GPC得到的分子量分布（Mw / Mn）为1.0〜3.5（ 5）Dsol的135℃萘烷中的特性粘度η为1.5〜4dl / g，（6）Dsol中衍生自乙烯的骨架含量为15〜35摩尔％。

9. 发明授权

US07402638B2 Propylene polymer particle method of producing the same and use thereof 有权
公开(公告)号：US07402638B2
公开(公告)日：2008-07-22
申请号：US10568964
申请日：2004-08-20
申请人： Shuji Matsumura , Keita Itakura , Satoshi Hashizume , Akihiro Inukai , Kouichirou Yamamoto , Ayako Kadosaka , Yoshio Sasaki , Masashi Higuchi , Hiroshi Nishikawa
发明人： Shuji Matsumura , Keita Itakura , Satoshi Hashizume , Akihiro Inukai , Kouichirou Yamamoto , Ayako Kadosaka , Yoshio Sasaki , Masashi Higuchi , Hiroshi Nishikawa
IPC分类号： C08F210/06 , C08F4/6592 , B32B27/08
CPC分类号： C08J5/18 , C08F4/65912 , C08F4/65916 , C08F210/06 , C08F210/16 , C08J2323/14 , Y10S526/943 , Y10T428/2998 , C08F4/65927 , C08F2500/12 , C08F2500/17 , C08F2500/03 , C08F210/08
摘要： The present invention relates to a propylene random copolymer which satisfies the following requirements [1] to [4], and to various useful molded products obtained by molding the propylene random copolymer: [1] the concentration (Pa, % by mole) of a skeletal constituent derived from propylene (a), and the concentration (Px, % by mole) of a skeletal constituent derived from at least one olefin selected from ethylene (b) and α-olefins having 4 to 20 carbon atoms (c), each of which is contained in the propylene random copolymer, satisfy the following relational expressions (Eq-1) to (Eq-3): 85≦Pa

10. 发明申请

US20060222849A1 Propylene random copolymers and use thereof 有权
公开(公告)号：US20060222849A1
公开(公告)日：2006-10-05
申请号：US10568964
申请日：2004-08-20
申请人： Shuji Matsumura , Keita Itakura , Satoshi Hashizume , Akihiro Inukai , Kouichirou Yamamoto , Ayako Kadosaka , Yoshio Sasaki , Masashi Higuchi , Hiroshi Nishikawa
发明人： Shuji Matsumura , Keita Itakura , Satoshi Hashizume , Akihiro Inukai , Kouichirou Yamamoto , Ayako Kadosaka , Yoshio Sasaki , Masashi Higuchi , Hiroshi Nishikawa
IPC分类号： C08F2/00 , C08F4/44 , B32B5/16
CPC分类号： C08J5/18 , C08F4/65912 , C08F4/65916 , C08F210/06 , C08F210/16 , C08J2323/14 , Y10S526/943 , Y10T428/2998 , C08F4/65927 , C08F2500/12 , C08F2500/17 , C08F2500/03 , C08F210/08
摘要： The present invention relates to a propylene random copolymer which satisfies the following requirements [1] to [4], and to various useful molded products obtained by molding the propylene random copolymer: [1] the concentration (Pa, % by mole) of a skeletal constituent derived from propylene (a), and the concentration (Px, % by mole) of a skeletal constituent derived from at least one olefin selected from ethylene (b) and α-olefins having 4 to 20 carbon atoms (c), each of which is contained in the propylene random copolymer, satisfy the following relational expressions (Eq-1) to (Eq-3): 85≦Pa

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