公开(公告)号：US3780139A

公开(公告)日：1973-12-18

申请号：US3780139D

申请日：1971-10-18

Applicant: BAYER AG

Inventor： SUTTER H ,  NOTHEN K ,  HAAS F

IPC: C08F236/10 ,  C08F19/06 ,  C08F15/04 ,  C08F19/08

CPC classification number: C08F236/10 ,  C08F4/48

Abstract: A PROCESS FOR CONTINUOUSLY PRODUCING SEGMENT COPOLYMERS FROM 1,3-DIENES AND AROMATIC VINYL COMPOUNDS IN THE ABSENCE OF A SOLVENT WITH LITHIUM ORGANIC COMPOUNDS AS CATALYSTS BVY USING A SELF-CLEANING MULTIPLE SHAFT SCREW EXTRUDER AS THE POLYMERIZATION VESSEL.