公开(公告)号：US20020072547A1

公开(公告)日：2002-06-13

申请号：US09746603

申请日：2000-12-21

Applicant: Fina Technology, Inc.

Inventor： Jerry Barron ,  Jose M. Sosa

IPC: C08J009/22

CPC classification number: C08J9/18 ,  C08J9/0061 ,  C08J2203/14 ,  C08J2325/04 ,  C08J2423/00

Abstract: The present invention relates to a process for making beads of expandable polystyrene by utilizing as an additive in the suspension polymerization process, a small amount of a low-molecular-weight polyethylene having a molecular weight of around 2000.

Abstract translation: 本发明涉及通过在悬浮聚合方法中作为添加剂使用少量分子量约为2000的低分子量聚乙烯来制造可发性聚苯乙烯的珠粒的方法。