发明名称 |
EXPANDED MOLDED ARTICLE HAVING VOIDS |
摘要 |
<p>An expanded molded article having a void percentage of 5 to 50%, the molded article comprising 50 to 800 parts by weight of styrene-based resin relative to 100 parts by weight of non-crosslinked linear low-density polyethylene-based resin which can be obtained by using a metallocene catalyst, wherein the molded article is obtained by impregnating styrene-modified linear low-density polyethylene-based resin beads with a volatile blowing agent to provide expandable beads, pre-expanding the expandable beads and then subjecting the obtained pre-expanded beads to expansion molding, the styrene-modified linear low-density polyethylene-based resin beads each have the styrene-based resin dispersed in the form of particles, and a diameter of particle is 0.8 mum or smaller in a surface region within at least 5 mum from the bead surface and in a center region within a 5 mum radius from the bead center.</p> |
申请公布号 |
EP1791877(A1) |
申请公布日期 |
2007.06.06 |
申请号 |
EP20050787532 |
申请日期 |
2005.09.20 |
申请人 |
SEKISUI PLASTICS CO., LTD. |
发明人 |
MATSUMURA, HIDEYASU;MATSUGASHITA, TATSUYA |
分类号 |
C08F255/02;C08J9/18;C08J9/232 |
主分类号 |
C08F255/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|