Ralph CALVERT,Joanne Louise COOK,Richard Mackenzie READ,Glyn ROBERTS,Stephen Lee WIRE
申请号：
US15505211
公开号：
US20170273876A1
申请日:
2015.08.28
申请国别(地区):
US
年份:
2017
代理人:
摘要：
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.
