Patent ID: 9156934
Filing Date: 2015-10-13
Classification: C08F,C08G,C08L,G02B

Abstract:
1. A silicone hydrogel formed from a reaction mixture comprising, (a) from about 37 to 70 wt % of at least one slow reacting monomer selected from the group consisting of N-vinylamide monomers of Formula I, vinyl pyrrolidones of Formula II-IV, and N-vinyl piperidones of Formula V: wherein in Formula I through V R is H or methyl; R R R R (b) at least one mono (meth)acryloxyalkyl polydialkylsiloxane monomer of Formula VII or the styryl polydialkylsiloxane monomer of Formula VIII: wherein in Formula VI through VIII R X is O or NR each R R R a is 3 to 50; R (c) at least one hydroxyalkyl (meth)acrylate or (meth)acrylamide monomer of Formula IX or a styryl compound of Formula X wherein R Q is O or NR R (d) at least one crosslinking monomer.