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    COMPOSITE RESIN PRE-EXPANDED PARTICLES CONTAINING CARBON BLACK AND METHOD FOR PRODUCING SAME, AND EXPANDED MOLDED ARTICLE
    4.
    发明公开
    COMPOSITE RESIN PRE-EXPANDED PARTICLES CONTAINING CARBON BLACK AND METHOD FOR PRODUCING SAME, AND EXPANDED MOLDED ARTICLE 审中-公开
    在罗素和预拉伸树脂复合颗粒的方法及其制造和制品拉伸形式

    公开(公告)号：EP3053949A4

    公开(公告)日：2017-05-31

    申请号：EP14846852

    申请日：2014-09-11

    Applicant: SEKISUI PLASTICS

    Inventor： ISAYAMA AKIRA ,  OZAWA MASAHIKO

    IPC: C08J9/00 ,  C08J9/14 ,  C08J9/18 ,  C08J9/232 ,  C08K3/04 ,  C08L23/08 ,  C08L25/06

    CPC classification number: C08J9/0066 ,  C08J9/0014 ,  C08J9/0019 ,  C08J9/0028 ,  C08J9/0033 ,  C08J9/0061 ,  C08J9/0095 ,  C08J9/141 ,  C08J9/18 ,  C08J9/22 ,  C08J9/232 ,  C08J2201/034 ,  C08J2203/14 ,  C08J2203/182 ,  C08J2325/06 ,  C08J2423/06 ,  C08J2423/08 ,  C08J2423/12

    Abstract: Carbon black-containing composite resin pre-expanded particles comprising 100 to 400 parts by mass of a polystyrene-based resin with respect to 100 parts by mass of a carbon black-containing polyolefin-based resin; having a carbon black content of 0.5 to 5.0% by mass and a bulk density of 0.015 to 0.25 g/cm 3 ; and having an outermost layer of 30 to 80 µm after undergoing the following tests: (a) one of the carbon black-containing composite resin pre-expanded particles is sliced into a 1-mm slice in such a way that cross-section surfaces of cells are exposed on both surfaces of the slice; (b) the obtained slice is immersed in toluene at 25°C for 24 hours to extract a polystyrene-based resin component as described above; (c) the cross-section surface of the slice is then subjected to magnified photographing by a microscope; (d) the obtained microscope image is observed.

    Abstract translation: 含炭黑的复合树脂预发泡通过含炭黑的聚烯烃系树脂的质量，包括100至400份，相对于100份聚苯乙烯系树脂的质量的颗粒; 具有0.5碳黑含量，以5.0质量％和0.015〜0.25克/ cm 3的堆积密度; 和具有30〜80微米的最外层进行下列试验后：（a）所述的碳的一个复合树脂预发泡粒子的含黑切成1mm的片在寻求一种方法的那样的横截面的表面 细胞暴露在片的两个表面上; （B）将得到的切片在25℃下浸渍于甲苯中24小时萃取聚苯乙烯系树脂成分如上所述; （C）的片的横截面表面然后经受通过显微镜放大拍摄; （D）将所得到的显微镜图像观察。

    Polyethylene resin composition for foaming, polyethylene resin foam sheet
    6.
    发明专利
    Polyethylene resin composition for foaming, polyethylene resin foam sheet 有权
    聚乙烯树脂发泡聚苯乙烯组合物，聚乙烯树脂泡沫板

    公开(公告)号：JP2013203886A

    公开(公告)日：2013-10-07

    申请号：JP2012074701

    申请日：2012-03-28

    Applicant: Sekisui Plastics Co Ltd ,  積水化成品工業株式会社

    Inventor： KAWAMORITA SHOSUKE ,  ISAYAMA AKIRA ,  TAZUMI KOHEI

    IPC: C08J9/04

    Abstract: PROBLEM TO BE SOLVED: To provide a polyethylene resin composition for foaming, which is excellent in foamability and can produce a foam having excellent mechanical strength and heat resistance.SOLUTION: A polyethylene resin composition for foaming includes: a high-melt tension polyethylene having a density of 0.93-0.97 g/cmand a melt tension at 190°C of 4.5 cN or more; and a low-melt tension polyethylene having a density of 0.94-0.97 g/cmand a melt tension at 190°C of 0.3-3 cN. The resin composition has a density of 0.94-0.97 g/cm, a melt flow rate of 0.2-3 g/10 min., and a melt tension at 190°C of 4 cN or more.

    Abstract translation: 要解决的问题：提供一种发泡性优异的聚乙烯树脂组合物，其具有优异的机械强度和耐热性的发泡体。发泡体用聚乙烯树脂组合物包括：高熔点拉伸聚乙烯，其具有 密度为0.93-0.97g / cm，190℃下的熔体张力为4.5cN以上; 和密度为0.94-0.97g / cm的低熔点拉伸聚乙烯，在190℃下的熔体张力为0.3-3cN。 树脂组合物的密度为0.94-0.97g / cm 2，熔体流动速率为0.2-3g / 10min，190℃下的熔体张力为4cN以上。

    Thermoplastic polyester resin foamed particles, method for producing the same, foam-molded product, and composite molded product
    7.
    发明专利
    Thermoplastic polyester resin foamed particles, method for producing the same, foam-molded product, and composite molded product 审中-公开
    热塑性聚酯树脂泡沫颗粒，其生产方法，泡沫塑料产品和复合模塑产品

    公开(公告)号：JP2014043528A

    公开(公告)日：2014-03-13

    申请号：JP2012187773

    申请日：2012-08-28

    Applicant: Sekisui Plastics Co Ltd ,  積水化成品工業株式会社

    Inventor： OWAKI KOKI ,  ISAYAMA AKIRA

    IPC: C08J9/14 ,  B32B5/18 ,  B32B27/36

    Abstract: PROBLEM TO BE SOLVED: To provide thermoplastic polyester resin foamed particles excellent in heat resistance and heat fusibility.SOLUTION: The thermoplastic polyester resin foamed particles of the present invention, which are used for in-mold foam molding, are characterized by containing a thermoplastic polyester resin having a Z-average molecular weight of 2.0×10to 5.0×10and a molecular weight distribution (Mw/Mn) of 3.5 to 5.5. Since the thermoplastic polyester resin foamed particles have excellent heat fusibility and heat resistance, a foam-molded product obtained using the thermoplastic polyester resin foamed particles has excellent heat resistance, mechanical strength, and appearance.

    Abstract translation: 要解决的问题：提供耐热性和热熔融性优异的热塑性聚酯树脂发泡颗粒。解决方案：用于模内发泡成型的本发明的热塑性聚酯树脂发泡颗粒的特征在于含有热塑性聚酯 Z平均分子量为2.0×10〜5.0×10，分子量分布（Mw / Mn）为3.5〜5.5的树脂。 由于热塑性聚酯树脂发泡颗粒具有优异的热熔融性和耐热性，所以使用热塑性聚酯树脂发泡颗粒获得的发泡成型产品具有优异的耐热性，机械强度和外观。

    Polyethylene-based resin foamed sheet, expanded molding, and method for producing polyethylene-based resin foamed sheet
    8.
    发明专利
    Polyethylene-based resin foamed sheet, expanded molding, and method for producing polyethylene-based resin foamed sheet 有权
    基于聚乙烯的树脂发泡片，膨胀模制品和用于生产基于聚乙烯的树脂发泡片材的方法

    公开(公告)号：JP2013060528A

    公开(公告)日：2013-04-04

    申请号：JP2011199774

    申请日：2011-09-13

    Applicant: Sekisui Plastics Co Ltd ,  積水化成品工業株式会社

    Inventor： KAWAMORITA SHOSUKE ,  ISAYAMA AKIRA ,  TAZUMI KOHEI

    IPC: C08J9/04

    Abstract: PROBLEM TO BE SOLVED: To provide a polyethylene-based resin foamed sheet, an expanded molding and a method for producing the polyethylene-based resin foamed sheet, wherein environmental load is reduced.SOLUTION: This polyethylene-based resin foamed sheet includes a plant-derived polyethylene-based resin with ≥80% biobased content measured according to ASTM D 6866, and has ≥1% biobased content in total. The polyethylene-based resin foamed sheet may further include ≤1,000 pts.mass of petroleum-derived polyethylene-based resin based on 100 pts.mass of the plant-derived polyethylene-based resin.

    Abstract translation: 待解决的问题：提供一种聚乙烯类树脂发泡片材，发泡成型体和生产聚乙烯类树脂发泡片材的方法，其中环境负荷降低。 解决方案：该聚乙烯基树脂发泡片材包括根据ASTM D 6866测量的具有≥80％生物基含量的植物衍生聚乙烯基树脂，并且总共具有≥1％的生物基含量。 聚乙烯类树脂发泡片材还可以包含基于100重量份植物来源的聚乙烯类树脂的石蜡衍生聚乙烯类树脂≤1,000磅。 版权所有（C）2013，JPO＆INPIT

    Polyester resin foamed particle, polyester resin foamed molded product using the foamed particle, and method of producing the molded product
    9.
    发明专利
    Polyester resin foamed particle, polyester resin foamed molded product using the foamed particle, and method of producing the molded product 审中-公开
    聚酯树脂泡沫颗粒，聚酯树脂使用泡沫颗粒的发泡模制产品，以及生产模制产品的方法

    公开(公告)号：JP2012188560A

    公开(公告)日：2012-10-04

    申请号：JP2011053755

    申请日：2011-03-11

    Applicant: Sekisui Plastics Co Ltd ,  積水化成品工業株式会社

    Inventor： KUWAHARA YUSUKE ,  ISAYAMA AKIRA

    IPC: C08J9/16

    Abstract: PROBLEM TO BE SOLVED: To provide polyester resin foamed particles by which a polyester resin foamed molded product that has excellent mechanical strength can be produced.SOLUTION: The polyester resin foamed particles are used for producing the polyester resin foamed molded product by filling them in a mold and foaming them, and has an average aspect ratio (L/D) of larger than 3 but 20 or lower. The polyester resin foamed molded product obtained by using the polyester resin foamed particles has excellent mechanical strength and appearance.

    Abstract translation: 要解决的问题：提供可以制造具有优异的机械强度的聚酯树脂发泡成型体的聚酯树脂发泡粒子。 解决方案：聚酯树脂发泡颗粒通过将其填充在模具中并使其发泡而用于生产聚酯树脂发泡成型产品，并且其平均纵横比（L / D）大于3但为20或更低。 通过使用聚酯树脂发泡颗粒获得的聚酯树脂发泡成型体具有优异的机械强度和外观。 版权所有（C）2013，JPO＆INPIT

    Polycarbonate resin expanded sheet for thermoforming, and production method of resin molding
    10.
    发明专利
    Polycarbonate resin expanded sheet for thermoforming, and production method of resin molding 有权
    用于热成型的聚碳酸酯树脂膨胀片和树脂模塑的生产方法

    公开(公告)号：JP2014080575A

    公开(公告)日：2014-05-08

    申请号：JP2013175806

    申请日：2013-08-27

    Applicant: Sekisui Plastics Co Ltd ,  積水化成品工業株式会社

    Inventor： FURUI TAKANOBU ,  OWAKI KOKI ,  ISAYAMA AKIRA

    IPC: C08J9/04 ,  B29C51/08

    Abstract: PROBLEM TO BE SOLVED: To provide a polycarbonate resin expanded sheet for thermoforming which enables a resin molding having a high deep drawing ratio to be made, and to provide a production method of a resin molding by which a resin molding subjected to the deep drawing can be produced by thermoforming.SOLUTION: There is provided the polycarbonate resin expanded sheet for thermoforming that contains: a polycarbonate resin; and acrylic resin, and is used to form by thermoforming, a resin molding whose deep drawing ratio expressed by a ratio (D/d) of a drawing depth (D) to an opening diameter (d) is 1.0 or more. The polycarbonate resin expanded sheet for thermoforming is characterized in that a weight average molecular weight of the acrylic resin is over 1,300,000 and less than 4,500,000, and 0.5 pts.mass or more and 10 pts.mass or less of the acrylic resin is contained based on 100 pts.mass of the polycarbonate resin.

    Abstract translation: 要解决的问题：提供一种用于热成型的聚碳酸酯树脂发泡片材，其能够制造具有高深拉伸比的树脂模制品，并且提供一种树脂模制品的制造方法，通过该方法可以使深冲制的树脂模制品 通过热成型制造。解决方案：提供用于热成型的聚碳酸酯树脂发泡片，其包含：聚碳酸酯树脂; 和丙烯酸树脂，并且通过热成型来形成由拉伸深度（D）与开口直径（d）的比（D / d）表示的深拉伸比为1.0以上的树脂成型体。 用于热成型的聚碳酸酯树脂发泡片材的特征在于，基于丙烯酸树脂的重均分子量超过130,000和小于4,500,000，并且基于丙烯酸树脂的0.5重量份或更多的丙烯酸树脂 100 pts.mass的聚碳酸酯树脂。

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