Polysiloxane composition with improved surface wetting...

C - Chemistry – Metallurgy – 07 – F

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88/40, 400/7201,

C07F 7/18 (2006.01) G02C 7/04 (2006.01)

Patent

CA 1249093

POLYSILOXANE COMPOSITION WITH IMPROVED SURFACE WETTING CHARACTERISTICS AND BIOMEDICAL DEVICES MADE THEREOF ABSTRACT OF THE DISCLOSURE The surface wetting characteristics of polysiloxanes prepared from monomeric polysiloxanes endcapped with ac- tivated unsaturated groups and modulus modifiers are improved by the inclusion of small amounts of N-alkenoyl aminates The improved polymeric compositions can be used to form hard, gas permeable contact lenses and other biomedical devices.

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