公开(公告)号：MY127550A

公开(公告)日：2006-12-29

申请号：MYPI20022822

申请日：2002-07-26

Applicant: BASF AG

Inventor： STEINBRENNER ULRICH DR ,  HAUBNER MARTIN DR ,  GERSTLAUER ACHIM DR ,  DOMSCHKE THOMAS DR ,  SIGWART CHRISTOPH DR ,  KAESHAMMER STEFAN C

IPC: C08G65/20 ,  C08G65/26

Abstract: IN A PROCESS FOR THE SINGLE-STAGE PREPARATION OF POLYTETRAHYDROFURAN AND/OR TETRAHYDROFURAN COPOLYMERS HAVING A MEAN MOLECULAR WEIGHT OF FROM 650 TO 5000 DALTON BY POLYMERIZATION OF TETRAHYDROFURAN OVER AN ACID CATALYST IN THE PRESENCE OF AT LEAST ONE TELOGEN AND/OR COMONOMER, THE TELOGEN AND/OR COMONOMER IS ADDED AT LEAST TWO ADDITION POINTS IN DIFFERENT SEGMENTS OF THE POLYMERIZATION APPARATUS.