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1. 发明专利

JP2010180344A Substrate for surface protective film and surface protective film 审中-公开
标题翻译：表面保护膜和表面保护膜基材
公开(公告)号：JP2010180344A
公开(公告)日：2010-08-19
申请号：JP2009025939
申请日：2009-02-06
申请人： Mitsui Chemicals Inc , Prime Polymer Co Ltd , 三井化学株式会社 , 株式会社プライムポリマー
发明人： KIMURA TOKUTARO , TAKEI KUNIHIKO , ITAKURA KEITA , KAWADA ATSUO
IPC分类号： C08L23/12 , C08F10/06 , C09J7/02
摘要： PROBLEM TO BE SOLVED: To provide a substrate for a surface protective film which is excellent in balance between transparency and blocking resistance and further has excellent impact strength.
SOLUTION: The substrate for the surface protective film is obtained using a metallocene catalyst and contains (A) a polypropylene homopolymer satisfying following requirements (1)-(5) as an essential ingredient. (1) an MFR is in the range of 1.0-30 g/10 min. (2) a melting point measured by DSC is ≥155°C. (3) a molecular weight distribution index (Mw/Mn) measured by GPC is ≤3.5. (4) a meso triad fraction measured by
13 C-NMR is 97.0-99.9%. (5) an integrated eluted quantity till 90°C in a CFC method is ≤1%.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种透明性和抗粘连性之间的平衡优异的表面保护膜用基材，并且还具有优异的冲击强度。表面保护膜的基材是使用金属茂催化剂得到的，含有（A）满足以下要求（1） - （5）为必要成分的聚丙烯均聚物。（1）MFR在1.0〜30g / 10min的范围内。（2）通过DSC测定的熔点≥155℃。（3）通过GPC测定的分子量分布指数（Mw / Mn）≤3.5。（4）通过13 C-NMR测定的内消旋三单元组分数为97.0-99.9％。（5）在CFC法中达到90℃的积分洗脱量≤1％。版权所有（C）2010，JPO＆INPIT

2. 发明专利

JP2009161590A Method for producing propylene-based polymer and propylene-based polymer 审中-公开
标题翻译：用于生产基于丙烯的聚合物和基于丙烯的聚合物的方法
公开(公告)号：JP2009161590A
公开(公告)日：2009-07-23
申请号：JP2007339753
申请日：2007-12-28
申请人： Prime Polymer Co Ltd , 株式会社プライムポリマー
发明人： KIMURA TOKUTARO , HASHIZUME SATOSHI , YOSHIKAWA HIROYUKI , KAWADA ATSUO
IPC分类号： C08F297/08 , C08F10/06
摘要： PROBLEM TO BE SOLVED: To provide a propylene-based polymer which can reduce fish eyes of a surface protecting film. SOLUTION: A process for producing the propylene-based polymer includes a first step of subjecting propylene to bulk polymerization of at least two stages in the presence of an olefin polymerization catalyst, a second step of polymerizing propylene and another olefin in the presence of the polymer obtained in the first step, and a third step of granulating the polymer obtained in the second step. The propylene-based polymer satisfies (1) a melt flow rate (MFR) of 1-10 g/min, (2) an n-decane soluble content of 5-15 wt.%, (3) a ratio of [η]ep to [η]h of 0.8-1.2, (wherein [η]ep is an intrinsic viscosity of the n-decane soluble component and [η]h is an intrinsic viscosity of an n-decane insoluble component), and (4) a content of an ethylene unit in the n-decane soluble component of not more than 40 mol%. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供能够减少表面保护膜的鱼眼的丙烯类聚合物。解决方案：一种制备丙烯类聚合物的方法包括在烯烃聚合催化剂存在下使丙烯进行至少两个阶段的本体聚合的第一步骤，在存在下聚合丙烯和另一种烯烃的第二步骤的第一步骤中获得的聚合物，以及第三步骤，对在第二步骤中获得的聚合物进行造粒。丙烯类聚合物满足（1）1-10g / min的熔体流动速率（MFR），（2）5-15重量％的正癸烷可溶物含量，（3）[η] ep至[η] h为0.8-1.2（其中[η] ep为正癸烷可溶成分的特性粘度，[η] h为正癸烷不溶成分的特性粘度），（4）正癸烷可溶成分中的乙烯单元的含量为40摩尔％以下。版权所有（C）2009，JPO＆INPIT

3. 发明专利

JP2009185239A Surface-protecting film 有权
标题翻译：表面保护膜
公开(公告)号：JP2009185239A
公开(公告)日：2009-08-20
申请号：JP2008028760
申请日：2008-02-08
申请人： Mitsui Chemicals Inc , Prime Polymer Co Ltd , 三井化学株式会社 , 株式会社プライムポリマー
发明人： KIMURA TOKUTARO , KAWADA ATSUO , ITAKURA KEITA
IPC分类号： C09J7/02 , B32B27/00 , B32B27/32 , B65D59/00 , B65D65/02 , B65D65/40 , B65D81/02
摘要： PROBLEM TO BE SOLVED: To provide a surface-protecting film with well balanced transparency and blocking resistance, and also having excellent impact strength. SOLUTION: In the surface protecting film formed by providing a self-adhesive layer on one surface of a base material layer, the base material layer comprises a propylene-ethylene block copolymer (A) having 1-30 g/10min melt flow rate, 145-170°C melting point, 90-60 wt.% part (D insol ) fulfilling a specific requirement and insoluble in n-decane at room temperature and 1-40 wt.% part (D sol ) fulfilling a specific requirement and soluble in n-decane at room temperature. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供具有良好平衡的透明性和抗粘连性并且还具有优异的冲击强度的表面保护膜。解决方案：在通过在基材层的一个表面上设置自粘层而形成的表面保护膜中，基材层包括具有1-30g / 10min熔体流动的丙烯 - 乙烯嵌段共聚物（A）速率，145-170℃熔点，90-60重量％部分（D insol ），满足特定要求并且在室温下不溶于正癸烷和1-40重量％部分 D sol ）满足特定要求并在室温下溶于正癸烷。版权所有（C）2009，JPO＆INPIT

4. 发明专利

JP2009084379A Film for retort food package 有权
标题翻译：回收食品包装膜
公开(公告)号：JP2009084379A
公开(公告)日：2009-04-23
申请号：JP2007254500
申请日：2007-09-28
申请人： Mitsui Chemicals Inc , Prime Polymer:Kk , 三井化学株式会社 , 株式会社プライムポリマー
发明人： KAWADA ATSUO , ORUKAWA ATSUSHI , TAKEI KUNIHIKO , ITAKURA KEITA , KIMURA TOKUTARO
IPC分类号： C08F297/08 , B32B27/32 , B65D30/02 , B65D65/40 , B65D81/34 , C08J5/18
摘要： PROBLEM TO BE SOLVED: To provide a film for a retort food package which is excellent in transparency, impact-resistance, heat sealing property and heat resistance at satisfactory balance. SOLUTION: The film for the retort food package comprises a propylene-based random block copolymer (A) comprising 90-80 wt.% of a portion (D insol ) which is insoluble in n-decane at room temperature has been polymerized by a metallocene catalyst system, has a melt flow rate of 1-10 g/10 min and a melting point of 150-155°C and satisfies the following (1)-(3), and 10-20 wt.% of a portion (D sol ) which is soluble in n-decane at room temperature and satisfies the following (4)-(6). (1) Molecular weight distribution of D insol is 1.0-3.5, (2) an ethylene content in D insol is 0.5-13 mol%, (3) total of 2,1-insertion bonding amount and 1,3-insertion bonding amount of propylene in D insol is 0.2 mol% or less, (4) molecular weigh distribution of D sol is 1.0-3.5, (5) intrinsic viscositiy [η] in decalin of 135°C of D sol is 1.5-4.0 dL/g, and (6) an ethylene content in D sol is 15-35 mol%. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种蒸馏食品包装薄膜，其在良好的平衡下具有优异的透明性，耐冲击性，热封性和耐热性。解决方案：用于蒸馏食品包装的薄膜包括一种基于丙烯的无规嵌段共聚物（A），其包含90-80重量％的部分（D 不溶物），其不溶于n- 癸烷在室温下已被茂金属催化剂体系聚合，熔体流动速率为1-10g / 10min，熔点为150-155℃，满足下列（1） - （3）和10 -20重量％的在室温下可溶于正癸烷的部分（D 溶胶），满足下列（4） - （6）。（1）D sol 的分子量分布为1.0-3.5，（2）D 粘土中的乙烯含量为0.5-13mol％，（3）总共2 在D 中丙烯的1-插入接合量和1,3-插入键合量为0.2mol％以下，（4）D 溶胶的分子量分布为 1.0-3.5，（5）D 溶胶的135℃萘烷中的特性粘度[η]为1.5-4.0dL / g，（6）D 溶胶中的乙烯含量< / SB>为15-35摩尔％。版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2008045009A Propylenic resin compositioh for packaging material and its use 有权
标题翻译：用于包装材料的丙烯酸树脂组合物及其用途
公开(公告)号：JP2008045009A
公开(公告)日：2008-02-28
申请号：JP2006220682
申请日：2006-08-11
申请人： Mitsui Chemicals Inc , Prime Polymer:Kk , 三井化学株式会社 , 株式会社プライムポリマー
发明人： ITAKURA KEITA , KIMURA TOKUTARO , KAWADA ATSUO , HASHIZUME SATOSHI , HIGUCHI TADASHI , FUNATANI MUNEHITO
IPC分类号： C08L23/10 , C08F297/08 , C08L23/08
摘要： PROBLEM TO BE SOLVED: To provide a propylenic resin composition for packaging materials, excellent in the balance of high transparency, rigidity, low temperature impact resistance and blocking resistance, and to provide a film for retorts and a film for protect, obtained from the same. SOLUTION: This propylenic resin composition for the packaging materials comprises a propylene polymer (A) satisfying specific requirements and propylene-ethylene copolymer (B) satisfying specific requirements, wherein D insol and D sol satisfy specific requirements. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于包装材料的丙烯树脂组合物，其具有优异的高透明度，刚性，低温耐冲击性和耐粘连性的平衡，并且提供了一种用于蒸馏的膜和用于保护的膜从同一个解决方案：用于包装材料的该丙烯类树脂组合物包含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），其中D 不溶物和D sol 满足特定要求。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2008045008A Propylenic resin compositioh for packaging material 有权
标题翻译：用于包装材料的丙烯酸树脂组合物
公开(公告)号：JP2008045008A
公开(公告)日：2008-02-28
申请号：JP2006220679
申请日：2006-08-11
申请人： Mitsui Chemicals Inc , Prime Polymer:Kk , 三井化学株式会社 , 株式会社プライムポリマー
发明人： ITAKURA KEITA , KIMURA TOKUTARO , KAWADA ATSUO , HASHIZUME SATOSHI , HIGUCHI TADASHI , FUNATANI MUNEHITO
IPC分类号： C08L23/10 , C08F297/08 , C08L23/08 , C08L53/00
摘要： PROBLEM TO BE SOLVED: To provide a propylenic resin composition for packaging materials, excellent in the balance of high transparency, rigidity, low temperature impact resistance and blocking resistance, to provide a film for retorts, a film for protect, and a film for packaging medical treatment containers, obtained from the same, and to provide a sheet therefor. SOLUTION: This propylenic resin composition for the packaging materials comprises a propylene polymer (A) satisfying specific requirements and propylene-ethylene copolymer (B) satisfying specific requirements, wherein D insol and D sol satisfy specific requirements. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于包装材料的丙烯树脂组合物，其具有优异的高透明度，刚性，低温耐冲击性和抗粘连性的平衡，以提供用于蒸馏的膜，保护膜和用于包装医疗容器的薄膜，从其获得并提供片材。解决方案：用于包装材料的该丙烯类树脂组合物包含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），其中D 不溶物和D sol 满足特定要求。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2009083110A Surface protective film 有权
标题翻译：表面保护膜
公开(公告)号：JP2009083110A
公开(公告)日：2009-04-23
申请号：JP2007251845
申请日：2007-09-27
申请人： Mitsui Chemicals Inc , Prime Polymer:Kk , 三井化学株式会社 , 株式会社プライムポリマー
发明人： KAWADA ATSUO , ORUKAWA ATSUSHI , TAKEI KUNIHIKO , ITAKURA KEITA , KIMURA TOKUTARO
IPC分类号： B32B27/32 , B32B27/00 , C09J7/02 , C09J153/00 , G02B5/30
摘要： PROBLEM TO BE SOLVED: To provide a surface protective film which has high transparency and in which transparency, rigidity and heat resistance are brought into balance. SOLUTION: The surface protective film comprises a propylene-based random block copolymer (A) which is polymerized with a metallocene catalyst system, has a melt-flow rate in the range of 1 to 30 g/10 min, has a melting point in the range of 110 to 155°C, has an insoluble part (D insol ) in room temperature n-decane of satisfying specified requisites, of 95 to 60 mass% and has a soluble part (D sol ) in room temperature n-decane of satisfying specified requisites, of 5 to 40 mass%. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供具有高透明度，透明性，刚性和耐热性均衡的表面保护膜。解决方案：表面保护膜包括与茂金属催化剂体系聚合的丙烯基无规嵌段共聚物（A），熔体流动速率在1至30g / 10min的范围内，具有熔融在110〜155℃的范围内，在满足规定要求的室温正癸烷中具有95〜60质量％的不溶成分（D sol ），并具有可溶部分（D sol ）在满足规定要求的室温正癸烷中为5〜40质量％。版权所有（C）2009，JPO＆INPIT

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