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    Multilayered stretched film with barrier property
    1.
    发明授权
    Multilayered stretched film with barrier property 有权
    具有阻隔性能的多层拉伸膜

    公开(公告)号：US08481137B2

    公开(公告)日：2013-07-09

    申请号：US13160925

    申请日：2011-06-15

    申请人： Norio Uehara ,  Hiroyuki Yoshizaki ,  Naoyuki Maruichi

    发明人： Norio Uehara ,  Hiroyuki Yoshizaki ,  Naoyuki Maruichi

    IPC分类号： B29D22/00 ,  B29D23/00 ,  B32B1/08

    CPC分类号： B32B27/08 ,  B32B7/12 ,  B32B27/34 ,  B32B27/36 ,  B32B2250/03 ,  B32B2250/05 ,  B32B2250/40 ,  B32B2255/10 ,  B32B2255/20 ,  B32B2270/00 ,  B32B2307/308 ,  B32B2307/518 ,  B32B2307/7244 ,  B32B2307/7246 ,  B32B2307/734 ,  Y10T428/1334 ,  Y10T428/1338 ,  Y10T428/1352 ,  Y10T428/1355 ,  Y10T428/1359 ,  Y10T428/24975 ,  Y10T428/31725 ,  Y10T428/31736

    摘要： An object of the invention is to provide a multilayer stretched film with barrier property that is free from deterioration of barrier properties attributable to dimensional change caused by moisture absorption, and bending, etc. [Method for Achieving the Object]A multilayer stretched film with barrier property obtained by biaxially stretching a multilayer laminate comprising at least three layers, namely, a polyester-based resin layer (Layer A), a polyamide-based resin layer (Layer B), and a polyester-based resin layer (Layer A), in this order (wherein the two Layers A may be the same or different) to obtain a biaxially stretched multilayer film; and providing a deposition layer (Layer C) on at least one surface of the biaxially stretched multilayer film;both of the Layers A containing a crystalline polyester;Layer B containing 70 to 99 wt % of aliphatic polyamide and 1 to 30 wt % of aromatic polyamide; andLayer C containing an inorganic substance.

    摘要翻译： 本发明的目的是提供一种具有阻挡性的多层拉伸膜，其不受由吸湿和弯曲等引起的尺寸变化的阻隔性的劣化。[实现对象的方法]具有屏障的多层拉伸膜 通过双轴拉伸包含至少三层的多层层压体，即聚酯类树脂层（A层），聚酰胺类树脂层（B层）和聚酯类树脂层（A层）得到的性能， （其中两层A可以相同或不同）以获得双轴拉伸的多层膜; 以及在所述双轴向拉伸的多层膜的至少一个表面上提供沉积层（层C）; 两层包含结晶聚酯的层A; 含有70〜99重量％脂肪族聚酰胺和1〜30重量％芳香族聚酰胺的B层; 和含有无机物质的层C。

    MULTILAYERED FILM WITH EXCELLENT ANTIFOGGING PROPERTY
    2.
    发明申请
    MULTILAYERED FILM WITH EXCELLENT ANTIFOGGING PROPERTY 审中-公开
    具有优异抗菌性能的多层膜

    公开(公告)号：US20110117341A1

    公开(公告)日：2011-05-19

    申请号：US12996513

    申请日：2009-06-03

    申请人： Hiroyuki Yoshizaki ,  Norio Uehara ,  Naoyuki Maruichi ,  Takehiko Toyonaga

    发明人： Hiroyuki Yoshizaki ,  Norio Uehara ,  Naoyuki Maruichi ,  Takehiko Toyonaga

    IPC分类号： B32B27/08 ,  B32B5/00 ,  B32B7/02 ,  B29C47/06

    CPC分类号： B32B27/32 ,  Y10T428/2495 ,  Y10T428/26 ,  Y10T428/3175

    摘要： The present invention provides a film that has excellent anti-fogging properties, processability without causing curling, as a film for use in food packaging. Specifically, the present invention provides a multilayered film including a polyolefin layer (A), an adhesive layer (B), a polyamide layer (C), a barrier layer (D), an anti-fogging agent layer (E), and an anti-fogging agent volatilization-preventing layer (F), the polyamide layer (C) including 5 to 30 wt % of amorphous aromatic polyamide, the barrier layer (D) including a saponified ethylene vinyl acetate copolymer (EVOH) having an ethylene content of 35 mol % or less and a saponification degree of vinyl acetate of 90 mol % or more, the anti-fogging agent layer (E) including an anti-fogging agent and polyolefin, and the anti-fogging agent volatilization-preventing layer (F) including polyolefin; and the multilayered film having an (A)/(B)/(X)/(B)/(E)/(F) layer structure (wherein the layer (X) represents a (C)/(D)/(C), (D)/(C)/(D), (C)/(D), or (D)/(C) layer structure); and a method for producing the same.

    摘要翻译： 本发明提供作为食品包装用薄膜，具有优异的防雾性，加工性而不引起卷曲的薄膜。 具体地说，本发明提供一种多层膜，其包含聚烯烃层（A），粘合剂层（B），聚酰胺层（C），阻挡层（D），防雾剂层（E） 防雾剂挥发防止层（F），包含5〜30重量％无定形芳香族聚酰胺的聚酰胺层（C），包含乙烯含量为乙烯含量的皂化乙烯乙酸乙烯酯共聚物（EVOH）的阻隔层（D） 35摩尔％以下，乙酸乙烯酯的皂化度为90摩尔％以上，防雾剂层（E），防雾剂和聚烯烃，防雾剂挥发防止层（F） 包括聚烯烃; 并且所述多层膜具有（A）/（B）/（X）/（B）/（E）/（F）层结构（其中，层（X）表示（C）/（D）/（C ），（D）/（C）/（D），（C）/（D）或（D）/（C）层结构） 及其制造方法。

    Multilayered stretched film with barrier property
    5.
    发明授权
    Multilayered stretched film with barrier property 有权

    公开(公告)号：US08367169B2

    公开(公告)日：2013-02-05

    申请号：US13160925

    申请日：2011-06-15

    申请人： Norio Uehara ,  Hiroyuki Yoshizaki ,  Naoyuki Maruichi

    发明人： Norio Uehara ,  Hiroyuki Yoshizaki ,  Naoyuki Maruichi

    IPC分类号： B29D22/00 ,  B29D23/00 ,  B32B1/08

    摘要： A multilayer stretched film with barrier property that is free from deterioration of barrier properties attributable to dimensional change caused by moisture absorption, and bending, etc. A multilayer stretched film with barrier property obtained by biaxially stretching a multilayer laminate including at least three layers, namely, a polyester-based resin layer (Layer A), a polyamide-based resin layer (Layer B), and a polyester-based resin layer (Layer A), in this order (wherein the two Layers A may be the same or different) to obtain a biaxially stretched multilayer film; and providing a deposition layer (Layer C) on at least one surface of the biaxially stretched multilayer film; both of the Layers A containing a crystalline polyester; Layer B containing 70 to 99 wt % of aliphatic polyamide and 1 to 30 wt % of aromatic polyamide; and Layer C containing an inorganic substance.

    Process for producing powdery polycarbonate from a polycarbonate solution
    8.
    发明授权
    Process for producing powdery polycarbonate from a polycarbonate solution 失效
    从聚碳酸酯溶液制备粉状聚碳酸酯的方法

    公开(公告)号：US4184911A

    公开(公告)日：1980-01-22

    申请号：US913315

    申请日：1978-06-07

    申请人： Hiroyuki Koda ,  Kunio Hamaya ,  Hiroyuki Yoshizaki ,  Yutaka Kojima ,  Shiro Tsuchiya ,  Shinichi Fukuda ,  Takashi Ikeno

    发明人： Hiroyuki Koda ,  Kunio Hamaya ,  Hiroyuki Yoshizaki ,  Yutaka Kojima ,  Shiro Tsuchiya ,  Shinichi Fukuda ,  Takashi Ikeno

    IPC分类号： C08J3/14 ,  B01D1/24

    CPC分类号： C08J3/14 ,  C08J2369/00 ,  Y10S159/10

    摘要： A process is disclosed for producing powdery polycarbonate from a polycarbonate solution which comprises:(a) charging the solution into the feed opening of a disolvating apparatus, the apparatus being composed of a casing and having at least two screws incorporated therein, the screws meshing with each other; the apparatus comprising two parts; a evaporating zone and a powdering zone; a space being provided above the screws in the evaporating zone, the space extending in the axial direction of the screws and having at least one degassing opening, and side and bottom portions of screws generally fitting with the casing in the evaporating zone; top, side and bottom portions of screws generally fitting with the casing in the powdering zone, heating means being installed in the casing and/or screws;(b) in the evaporating zone, evaporating the solvent of the polycarbonate solution using the heating means while moving the solution by the screws;(c) powdering the dried polycarbonate in the powdering zone; and(d) discharging the powdery polycarbonate from the product exit in the powdering zone.

    摘要翻译： 公开了一种从聚碳酸酯溶液制备粉状聚碳酸酯的方法，该方法包括：（a）将溶液装入分散装置的进料口中，该装置由壳体组成，其中并入有至少两个螺杆，螺钉与 彼此; 该装置包括两部分; 蒸发区和粉化区; 在蒸发区域的螺钉上方设置空间，该空间沿螺杆的轴向方向延伸，并且具有至少一个脱气开口，以及通常与壳体配合在蒸发区域中的螺钉的侧部和底部; 螺丝的顶部，侧面和底部通常与壳体配合在粉化区域中，加热装置安装在壳体和/或螺钉中; （b）在蒸发区内，用螺丝移动溶液时，使用加热装置蒸发聚碳酸酯溶液的溶剂; （c）将干燥的聚碳酸酯粉化在粉化区中; 和（d）从粉状区域中的产品出口排出粉末状聚碳酸酯。

    Process for producing polycarbonate oligomers
    10.
    发明授权
    Process for producing polycarbonate oligomers 失效
    生产聚碳酸酯低聚物的方法

    公开(公告)号：US4122112A

    公开(公告)日：1978-10-24

    申请号：US804169

    申请日：1977-06-06

    申请人： Hiroyuki Koda ,  Takeaki Megumi ,  Hiroyuki Yoshizaki

    发明人： Hiroyuki Koda ,  Takeaki Megumi ,  Hiroyuki Yoshizaki

    IPC分类号： C08G63/00 ,  C07C68/02 ,  C08G64/00 ,  C08G64/22 ,  C08G17/13 ,  C08G63/62

    CPC分类号： C08G64/00 ,  C07C68/02

    摘要： A process for producing polycarbonate oligomers by the reaction of dihydroxy compounds with phosgene, which comprises contacting a mixture of a dihydroxy compound and an aqueous alkali solution with phosgene in the presence of an organic solvent in a tubular reactor to perform a first-stage reaction, introducing the first-stage reaction mixture into a tank-type reactor equipped with a stirrer and containing the aqueous alkali solution and a solution in the organic solvent of a polycarbonate oligomer formed by the reaction of the first-stage reaction product in a second stage, and performing the second-stage reaction while stirring the reaction mixture in the tank-type reactor and maintaining it at a predetermined temperature by sufficient removal of the heat of reaction.

    摘要翻译： 通过二羟基化合物与光气的反应制备聚碳酸酯低聚物的方法，该方法包括在有机溶剂存在下，将二羟基化合物和碱水溶液与光气的混合物在管式反应器中进行第一阶段反应， 将第一阶段反应混合物引入装有搅拌器并含有碱水溶液的罐式反应器中，并在第二阶段通过第一阶段反应产物的反应形成的聚碳酸酯低聚物的有机溶剂中的溶液， 并在搅拌槽式反应器中的反应混合物的同时进行第二阶段反应，并通过充分除去反应热将其保持在预定温度。