| abstract |
A hydrogel particle, comprising: a) a matrix, and b) a silicone or blend or silicones, wherein the silicone or blend of silicones has an average molecular weight of greater than 400 Da, and wherein the particle has an average diameter of 0.1 to 15 mm and wherein the silicone is present in an amount of from 5 to 40 wt %, preferably from 25 to 40 wt % by total weight of the particle. |