公开(公告)号：US11879059B2

公开(公告)日：2024-01-23

申请号：US16487211

申请日：2018-02-19

Applicant: INEOS STYROLUTION GROUP GMBH

Inventor： Michiel Verswyvel ,  Norbert Niessner ,  Daniel Wagner ,  Michael Schuster ,  Geert Verlinden ,  Bart Van-Den-Bossche ,  Konrad Knoll

IPC: C08L53/02 ,  C08J5/18

CPC classification number: C08L53/02 ,  C08J5/18 ,  C08J2353/02 ,  C08J2453/02 ,  C08L2203/162 ,  C08L2205/025 ,  C08L2205/03 ,  C08L2205/06

Abstract: Polymer compositions comprising stiff and tough star shaped styrene butadiene block-copolymers A1 and A2 can be used for making shrink films. Block copolymer A2 preferably has the structure




with hard blocks Se and Si, hard random copolymer blocks (B/S)Ae, soft random copolymer blocks (B/S)B coupled by a coupling agent X.