Patent ID: 9186631
Filing Date: 2015-11-17
Classification: B01D,C02F,C10G,Y10T

Abstract:
1. A porous material comprising a porous substrate having a surface that is both superhydrophilic, having a first apparent advancing dynamic contact angle of less than or equal to about 5° for water and oleophobic having a second apparent advancing dynamic contact angle of greater than or equal to about 90° for a preselected oil, wherein the surface comprises a cross-linked material formed from a polymer comprising poly(ethylene glycol) diacrylate (PEDGA), a low surface energy material comprising 1H, 1H, 2H, 2H-heptadecafluorodecyl polyhedral oligomeric silsequioxane (F-POSS), and a cross-linker comprising 2-hydroxy-2-methyl propiophenone.