- Patent Title: Non-sticky, soft and transparent styrenic thermoplastic elastomers
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Application No.: US16494098Application Date: 2018-03-12
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Publication No.: US11891503B2Publication Date: 2024-02-06
- Inventor: Michiel Verswyvel , Norbert Niessner , Eike Jahnke , Daniel Wagner , Konrad Knoll
- Applicant: INEOS STYROLUTION GROUP GMBH
- Applicant Address: DE Frankfurt am Main
- Assignee: INEOS STYROLUTION GROUP GMBH
- Current Assignee: INEOS STYROLUTION GROUP GMBH
- Current Assignee Address: DE Frankfurt am Main
- Agency: RAPHAEL BELLUM PLLC
- Priority: EP 161331 2017.03.16
- International Application: PCT/EP2018/056026 2018.03.12
- International Announcement: WO2018/166950A 2018.09.20
- Date entered country: 2019-09-13
- Main IPC: C08L53/02
- IPC: C08L53/02 ; A61M39/00 ; C08F297/04 ; C08L91/00

Abstract:
Thermoplastic elastomer compositions can be use for medical applications, Comprising: a) 97.1 to 90.9 wt.-% star-shaped block copolymer A with identical arms of the structure [S1-(S/B)k-(S/B)I-(S/B)m-S2]n-X, where S1 and S2 are vinylaromatic hard polymer and S/B are soft random vinylaromatic/diene copolymer blocks; X is a coupling center; and b) 2.9 to 9.1 wt.-% plasticizer B.
Public/Granted literature
- US20220267584A1 NON-STICKY, SOFT AND TRANSPARENT STYRENIC THERMOPLASTIC ELASTOMERS Public/Granted day:2022-08-25
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