The present invention is a novel block copolymer containing a controlled distribution copolymer block of a conjugated diene and a mono alkenyl arene, where the controlled distribution copolymer block has terminal regions that are rich in conjugated diene units and a center region that is rich in mono alkenyl arene units. Also disclosed is a method for manufacture of the block copolymer.
申请公布号
EP1474458(B1)
申请公布日期
2007.10.24
申请号
EP20030705498
申请日期
2003.02.07
申请人
KRATON POLYMERS RESEARCH B.V.
发明人
HANDLIN, DALE, L. JR.;WILLIS, CARL, L.;BENING, ROBERT, C.;STERNA, LARRY, L.
