首页> 外国专利> POLYPROPYLENE-BASED RESIN FOAMED PARTICLE MOLDED BODY, POLYPROPYLENE-BASED RESIN FOAMED PARTICLE, AND METHOD FOR PRODUCING SAME

POLYPROPYLENE-BASED RESIN FOAMED PARTICLE MOLDED BODY, POLYPROPYLENE-BASED RESIN FOAMED PARTICLE, AND METHOD FOR PRODUCING SAME

机译:基于聚丙烯的树脂发泡颗粒模塑体,聚丙烯基树脂发泡颗粒,以及制备方法

摘要

This polypropylene-based resin foamed particle molded body is obtained by in-mold molding polypropylene-based resin foam particles each having: a foaming state core layer containing a polypropylene-based resin; and a coating layer that contains a polyethylene resin and covers the core layer. The molded body magnification X [times] of the foamed particle molded body is 55 to 90 times, the value of the product Xσ50 of a compressive stress σ50 [kPa] of 50% of the foamed particle molded body and the molded body magnification X is at least 6500. The compressive stress σ5 of 5% of the foamed particle molded body is 5 to 25 kPa.
机译:该聚丙烯基树脂发泡颗粒模塑体由模塑成型聚丙烯的树脂泡沫泡沫颗粒获得:具有含有聚丙烯的树脂的发泡状态芯层; 和含有聚乙烯树脂并覆盖芯层的涂层。 发泡颗粒模塑体的模塑体倍率X [次]为55至90倍,压缩应力σ50的产品xΣ50的XΣ50的50%的Xσ50的值为泡沫颗粒成型体和模制体放大倍数x是 至少6500.泡沫颗粒模塑体的5%的压缩应力σ5为5至25kPa。

著录项

  • 公开/公告号WO2021182008A1

    专利类型

  • 公开/公告日2021-09-16

    原文格式PDF

  • 申请/专利权人 JSP CORPORATION;

    申请/专利号WO2021JP05217

  • 发明设计人 OI TAKASHI;OHTA HAJIME;

    申请日2021-02-12

  • 分类号C08J9/18;C08J9/228;

  • 国家 JP

  • 入库时间 2022-08-24 21:07:54

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