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    Multilayer propylene resin sheet and heat-treatable packaging material using same
    31.
    发明授权
    Multilayer propylene resin sheet and heat-treatable packaging material using same 有权
    多层丙烯树脂片和使用其的热处理包装材料

    公开(公告)号：US08859062B2

    公开(公告)日：2014-10-14

    申请号：US13203626

    申请日：2010-03-15

    申请人： Yuji Kadowaki ,  Gen Kanai

    发明人： Yuji Kadowaki ,  Gen Kanai

    IPC分类号： B29D22/00 ,  B65D85/808 ,  C08L51/06 ,  C08L23/14 ,  C08L53/00 ,  B32B27/32 ,  A61J1/10

    CPC分类号： C08L51/06 ,  A61J1/10 ,  B32B27/08 ,  B32B27/18 ,  B32B27/32 ,  B32B27/327 ,  B32B2264/0207 ,  B32B2264/0257 ,  B32B2264/0264 ,  B32B2264/0278 ,  B32B2307/306 ,  B32B2307/31 ,  B32B2307/412 ,  B32B2307/546 ,  B32B2307/558 ,  B32B2307/704 ,  B32B2307/732 ,  B32B2307/734 ,  B32B2553/00 ,  B65D85/808 ,  C08L23/142 ,  C08L53/00 ,  C08L2205/02 ,  C08L2314/06 ,  C08L2666/06 ,  Y10T428/1334 ,  Y10T428/1352 ,  Y10T428/31913

    摘要： The invention provides a multilayer sheet and a heat-treatable packaging material which have excellent flexibility, transparency, impact resistance, heat resistance, heat-sealability and cleanliness, which are endowed with a good formability without readily incurring drawbacks such as external defects and thickness fluctuations when subjected to multilayer formation, and which, even at a reduced thickness, have an excellent sheet substrate strength decrease-inhibiting effect.The multilayer sheet is a multilayer propylene resin sheet composed of at least two layers of an inner layer (1) and an outer layer (2), wherein the inner layer (1) is made of a resin composition (X) containing from 60 to 90 wt % of (A) a propylene resin composition which includes from 30 to 70 wt % of (A1) a specific propylene-α-olefin random copolymer component and from 70 to 30 wt % of (A2) a propylene-ethylene random copolymer component, from 40 to 10 wt % of (B) an ethylene-α-olefin copolymer, and from 1 to 25 wt % of (C) a propylene resin, and the outer layer (2) is made of a specific propylene resin composition Y. The heat-treatable packaging material can be obtained from the multilayer propylene resin sheet.

    摘要翻译： 本发明提供了具有优异的柔软性，透明性，耐冲击性，耐热性，热封性和清洁性的多层片材和可热处理的包装材料，其具有良好的成形性，而不会容易产生诸如外部缺陷和厚度波动的缺点 当进行多层形成时，即使在减小的厚度下也具有优异的片基强度降低抑制效果。 多层片材是由至少两层的内层（1）和外层（2）构成的多层丙烯类树脂片，其中，内层（1）由含有60〜 90重量％的（A）丙烯树脂组合物，其包含30〜70重量％的（A1）特定的丙烯-α-烯烃无规共聚物成分和70〜30重量％的（A2）丙烯 - 乙烯无规共聚物 （B）乙烯-α-烯烃共聚物的40〜10重量％，（C）丙烯系树脂的1〜25重量％，外层（2）由比丙烯树脂组合物 可热处理的包装材料可以从多层丙烯树脂片获得。

    Propylene-based polymer, production method therefor, composition using the same, and application thereof
    32.
    发明授权
    Propylene-based polymer, production method therefor, composition using the same, and application thereof 有权
    丙烯系聚合物及其制造方法，使用该聚合物的组合物及其应用

    公开(公告)号：US08080624B2

    公开(公告)日：2011-12-20

    申请号：US12672089

    申请日：2008-05-16

    申请人： Masaaki Ito ,  Hideshi Uchino ,  Yoshiyuki Ishihama ,  Masaru Aoki ,  Masato Nakano ,  Fusaaki Katou ,  Kazuo Asuka

    发明人： Masaaki Ito ,  Hideshi Uchino ,  Yoshiyuki Ishihama ,  Masaru Aoki ,  Masato Nakano ,  Fusaaki Katou ,  Kazuo Asuka

    IPC分类号： C08F110/06 ,  C08F4/6592 ,  B01J31/22

    CPC分类号： C08F10/06 ,  C08F4/65904 ,  C08F4/65912 ,  C08F4/65916 ,  C08F110/06 ,  C08F210/06 ,  Y10S526/943 ,  C08F4/6492 ,  C08F4/65927 ,  C08F2500/15 ,  C08F2500/11 ,  C08F2500/14 ,  C08F2500/12 ,  C08F210/16

    摘要： A propylene-based polymer which is suitably applicable to foam molding, sheet molding, blow molding or the like, because of having good flow characteristics, high melt tension, high swell ratio and thus good molding workability.It is attained by a propylene-based polymer or the like characterized by satisfying the following requirements (i) to (vi).Requirement (i): MFR is 0.1 g/10 minutes to 100 g/10 minutes.Requirement (ii): Q value by GPC is 3.5 to 10.5.Requirement (iii): ratio of components with a molecular weight of equal to or higher than 2,000,000, in a molecular weight distribution curve obtained by GPC, is equal to or larger than 0.4% by weight and less than 10% by weight.Requirement (iv): components, which elute at a temperature of equal to or lower than 40° C., are equal to or less than 3.0% by weight, in temperature rising elution fractionation by ODCB.Requirement (v): isotactic triad fraction (mm) measured with 13C-NMR is equal to or higher than 95%.Requirement (vi): strain hardening degree (λmax), in measurement of extensional viscosity, is equal to or higher than 6.0.

    摘要翻译： 由于具有良好的流动特性，高熔体张力，高膨胀比和良好的成型加工性，适用于发泡成型，片状成型，吹塑等的丙烯类聚合物。 通过满足以下要求（i）至（vi）的特征在于基于丙烯的聚合物等来实现。 要求（i）：MFR为0.1g / 10分钟至100g / 10分钟。 要求（ii）：GPC的Q值为3.5〜10.5。 要求（iii）：通过GPC获得的分子量分布曲线中分子量等于或高于2,000,000的组分的比例等于或大于0.4重量％且小于10重量％。 要求（iv）：在通过ODCB的升温洗脱分级中，在等于或低于40℃的温度下洗脱的组分等于或小于3.0重量％。 要求（v）：用13 C-NMR测定的全同立构三单元组分数（mm）等于或高于95％。 要求（vi）：在拉伸粘度测定中的应变硬化度（λmax）等于或高于6.0。

    Catalysts for olefin polymerization, process for production of the catalysts, and method for preservation thereof
    36.
    发明申请
    Catalysts for olefin polymerization, process for production of the catalysts, and method for preservation thereof 审中-公开
    用于烯烃聚合的催化剂，用于生产催化剂的方法及其保存方法

    公开(公告)号：US20090069171A1

    公开(公告)日：2009-03-12

    申请号：US11920093

    申请日：2006-04-27

    申请人： Takehiro Sagae

    发明人： Takehiro Sagae

    IPC分类号： B01J21/16

    CPC分类号： C08F10/00 ,  C08F4/65912 ,  C08F4/65927 ,  C08F110/06 ,  C08F210/06 ,  C08F4/6497 ,  C08F4/65916 ,  C08F4/6494 ,  C08F4/6492 ,  C08F2500/18 ,  C08F2500/12 ,  C08F210/16 ,  C08F4/025

    摘要： Olefin polymerization catalysts for producing polyolefin resins which can dispense with a melt-kneading step necessitating great energy or a substitute addition step therefor and to which small amounts of antioxidants have been effectively added; and a process for the production of the catalysts. Specifically, a catalyst for olefin polymerization characterized by being prepared by conducting prepolymerization in the presence of [I] a solid catalyst for olefin polymerization having a mean particle diameter of 10 to 200 μm, [II] an antioxidant for resins, and [III] an olefin; and a catalyst for olefin polymerization characterized by containing [IV] an organoaluminum compound in addition to the components [I] to [III].

    摘要翻译： 用于生产聚烯烃树脂的烯烃聚合催化剂，其可以省略需要大量能量的熔融捏合步骤或其替代添加步骤，并且已经有效地加入少量抗氧化剂; 以及催化剂的制造方法。 具体地，涉及一种用于烯烃聚合的催化剂，其特征在于在[I]具有平均粒径为10-200μm的烯烃聚合的固体催化剂[II]，树脂的抗氧化剂和[III]的存在下进行预聚合， 烯烃; 以及用于烯烃聚合的催化剂，其特征在于除[I]至[III]组分之外还含有[IV]有机铝化合物。

    Laminated film
    37.
    发明授权
    Laminated film 有权
    层压膜

    公开(公告)号：US07341794B2

    公开(公告)日：2008-03-11

    申请号：US10490109

    申请日：2002-09-25

    申请人： Takashi Yamashita ,  Gen Kanai

    发明人： Takashi Yamashita ,  Gen Kanai

    IPC分类号： B32B27/08 ,  B29C47/06

    CPC分类号： B32B27/08 ,  B32B27/32 ,  B32B27/327 ,  B32B2307/518 ,  B32B2307/72 ,  B32B2323/043 ,  B32B2323/046 ,  Y10T156/1313 ,  Y10T428/31909 ,  Y10T428/31913

    摘要： A laminated film of a propylene resin layer and an ethylene resin layer is provided, which does not require solvent removal and recovery devices, etc., is low in influences against working environments and a danger of occurrence of fire, and has a high interlaminar adhesive force. That is, the invention relates to a laminated film prepared by melt extrusion laminating, without via an anchor coating agent, an ethylene based resin mainly comprising a linear ethylene/α-olefin copolymer having: a density of from 0.870 to 0.910 g/cm3; and an MFR of from 1 to 100 g/10 min., the copolymer being obtained by copolymerizing ethylene and an α-olefin having from 3 to 20 carbon atoms, on the surface of a propylene based resin film formed from a crystalline propylene based random copolymer resin having a melting peak temperature of not higher than 140° C., as prepared using a metallocene catalyst.

    摘要翻译： 提供了一种丙烯树脂层和乙烯树脂层的层压膜，其不需要溶剂去除和回收装置等对工作环境的影响低和发生火灾的危险，并且具有高的层间粘合剂 力。 也就是说，本发明涉及通过熔融挤出层压制备的层压膜，而不经由锚固涂层剂，主要包含线性乙烯/α-烯烃共聚物的乙烯基树脂，其密度为0.870-0.910g / SUP> 3 ; MFR为1〜100g / 10分钟，该共聚物通过乙烯与碳原子数3〜20的α-烯烃的共聚而得到，该丙烯系树脂膜由结晶丙烯系无规 使用茂金属催化剂制备的熔融峰温度不高于140℃的共聚物树脂。

    Multi-layered film
    38.
    发明申请
    Multi-layered film 审中-公开
    多层膜

    公开(公告)号：US20070082185A1

    公开(公告)日：2007-04-12

    申请号：US11247589

    申请日：2005-10-12

    申请人： Hajime Ikeno ,  Mikio Kawase

    发明人： Hajime Ikeno ,  Mikio Kawase

    IPC分类号： B32B27/32 ,  B32B27/08

    CPC分类号： B32B27/08 ,  B32B27/32 ,  B32B2307/412 ,  B32B2307/558 ,  B32B2307/718 ,  B32B2307/72 ,  B32B2309/105 ,  Y10T428/2495 ,  Y10T428/31913

    摘要： To provide a multi-layered film as transparent as that produced by T-die or water-cooled inflation molding, even when produced by air-cooled inflation molding, and excellent in tearing strength, impact strength, heat-sealing capacity at low temperature and interlayer strength. The multi-layered film comprises a propylene-based resin layer composed of a propylene/α-olefin random copolymer as the major component, which has a melt flow rate (MFR, determined at 230° C.) of 1 to 30 g/10 minutes, melting peak temperature (Tm) of 110 to 165° C. and Mw/Mn ratio of 1.5 to 3.5, and is produced in the presence of a metallocene catalyst, wherein the propylene-based resin layer is laminated, on each side, with a copolymer of ethylene and α-olefin of 3 to 12 carbon atoms, having an MFR (determined at 190° C.) of 0.1 to 20 g/10 minutes and density: 0.860 to 0.925 g/cm3.

    摘要翻译： 为了提供通过T型模头或水冷吹塑成型制造的透明性的多层膜，即使在通过空气冷却吹塑成型制造时也具有优异的撕裂强度，冲击强度，低温下的热封能力以及 层间强度。 多层膜包含丙烯/α-烯烃无规共聚物作为主要成分的丙烯类树脂层，其熔体流动速率（MFR，在230℃下测定）为1〜30g / 10 分钟，熔融峰值温度（Tm）为110〜165℃，Mw / Mn比为1.5〜3.5，在茂金属催化剂的存在下，在丙烯系树脂层的两面， 与乙烯和3〜12个碳原子的α-烯烃的共聚物，MFR（190℃下测定）为0.1〜20g / 10分钟，密度为0.860〜0.925g / cm 3， SUP>。