Patent ID: 9139736
Filing Date: 2015-09-22
Classification: C01P,C09C,C09D,Y10T

Abstract:
1. A surface-modified semi-gel, comprising: a silicon dioxide semi-gel having a surface modified with 0.2% to 12% by weight relative to the silicon dioxide semi-gel of at least one of a silicone polyether acrylate polymer and a silicone polyether methacrylate polymer; wherein the semi-gel is in the form of a particulate structure; a mesopore volume for pores having a diameter of 2-30 nm of the surface-modified silicon dioxide semi-gel is 0.7 to 1.5 ml/g; and a mesopore volume for pores having a diameter of 2-50 nm of the surface-modified silicon dioxide semi-gel is 0.9 to 1.8 ml/g.