公开(公告)号：MY128698A

公开(公告)日：2007-02-28

申请号：MYPI20021887

申请日：2002-05-22

Applicant: BASF AG

Inventor： HUFFER STEPHAN DR ,  HANS-PETER RATH DR ,  GABRIELE LANG DR ,  JENS KREMESKOTTER DR ,  ELMAR STOCKELMANN DR

IPC: C08F2/06 ,  C08F2/00 ,  C08F2/01 ,  C08F4/00 ,  C08F4/06 ,  C08F4/12 ,  C08F4/16 ,  C08F4/58 ,  C08F10/00 ,  C08F10/10 ,  C08F110/06 ,  C08F110/10

Abstract: HOMO- AND COPOLYMERS OF ISOBUTENE ARE PREPARED BY CONTINUOUS CATIONIC POLYMERIZATION OF ISOBUTENE OR MIXTURES OF ISOBUTENE WITH ETHYLENICALLY UNSATURATED COMONOMERS IN THE PRESENCE OF AN INITIATOR SYSTEM COMPRISING:I) A LEWIS ACID SELECTED FROM COVALENT METAL-HALOGEN COMPOUNDS AND COVALENT SEMIMETAL-HALOGEN COMPOUNDS AND II) AT LEAST ONE APROTIC ORGANIC COMPOUND I HAVING AT LEAST ONE FUNCTIONAL GROUP FG WHICH FORMS A CARBOCATION OR A CATIONIC COMPLEX WITH THE LEWIS ACID UNDER POLYMERIZATION CONDITIONS IN AN ORGANIC SOLVENET INERT WITH RESPECT TO THE LEWIS ACID, BY A PROCESS IN WHICH THE POLYMERIZATION IS CARRIED OUT IN A TUBULAR FLOW-THROUGH REACTOR (2) WHICH HAS A PLURALITY OF CURVES HAVING AN ALTERNATING DIRECTION OF CURVATURE.(FIG 1)