C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
C08G 18/61 (2006.01) A61L 29/00 (2006.01) C08G 18/12 (2006.01) C08G 18/40 (2006.01) C08G 77/458 (2006.01)
Patent
CA 2111925
The invention relates to thermoplastic polyurethanes modified with segmented siloxane block copolymers which are based on relatively high molecular weight dihydroxy compounds, diisocyanates, and difunctional chain extenders. The application also relates to their use in the medical field, and particularly as a catheter material.
Dhein Rolf
Hugl Herbert
Muller Hanns-Peter
Pudleiner Heinz
Aktiengesellschaft Bayer
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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