公开(公告)号：US20140220236A1

公开(公告)日：2014-08-07

申请号：US14240696

申请日：2012-08-29

Applicant: Borealis AG

Inventor： Peter Denifl ,  Pirjo Jaaskelainen ,  Timo Leinonen ,  Bo Malm ,  Anders E. Nymark ,  Torvald Vestberg

IPC: C08F10/06 ,  C08J5/18 ,  H01G9/00 ,  H01G4/18

CPC classification number: C08F10/06 ,  C08F110/06 ,  C08J5/18 ,  C08J2323/10 ,  C08J2323/12 ,  H01G4/14 ,  H01G4/18 ,  H01G4/186 ,  H01G4/32 ,  H01G9/0032 ,  C08F4/6555 ,  C08F4/6465 ,  C08F2500/12 ,  C08F2500/15 ,  C08F210/16 ,  C08F210/06

Abstract: Process for producing of a capacitor film comprising the steps of (a) polymerizing propylene in the presence of a catalyst comprising a solid catalyst system obtaining a polypropylene, (b) subjecting said polypropylene to a film forming process obtaining a capacitor film, wherein during the polymerization step (a) said catalyst comprising the solid catalyst system fragments into nanosized catalyst fragments being distributed in said polypropylene, said solid catalyst system comprises a transition metal, a metal which is selected from one of the groups 1 to 3 of the periodic table (IUPAC), and an internal electron donor.

Abstract translation: 制备电容器膜的方法包括以下步骤：（a）在包含获得聚丙烯的固体催化剂体系的催化剂存在下聚合丙烯，（b）使所述聚丙烯进行获得电容器膜的成膜工艺，其中在 聚合步骤（a）将包含固体催化剂体系的所述催化剂碎片分解成分布在所述聚丙烯中的纳米尺寸的催化剂碎片，所述固体催化剂体系包含过渡金属，选自元素周期表1至3族之一的金属（ IUPAC）和内部电子给体。