公开(公告)号：AT480582T

公开(公告)日：2010-09-15

申请号：AT02801301

申请日：2002-10-01

Applicant: BASF SE

Inventor： DATKO ACHIM ,  HAHN KLAUS ,  LEHNEN UWE-JOHANNES ,  ZOELLNER KNUT

IPC: C08J9/20 ,  C08J9/00 ,  C08L25/06

Abstract: The invention relates to a method for the production of styrene polymers by polymerization of styrene in the presence of graphite particles and several peroxides which decompose at various temperatures, whereby one thereof has a half-life value of 1 hour at 50 up to less than 70 DEG C.

公开(公告)号：AT468369T

公开(公告)日：2010-06-15

申请号：AT05753572

申请日：2005-06-09

Applicant: BASF SE

Inventor： DATKO ACHIM ,  HAHN KLAUS ,  ALLMENDINGER MARKUS

IPC: C08J9/00 ,  C08J9/20

Abstract: Expanded styrene polymers which have a density of less than 25 g/l and a thermal conductivity λ, determined at 10° C. in accordance with DIN 52612, of less than 32 mW/m*K, and also a process for producing them.