Patent ID: 11938215
Assignee: E INK CORPORATION
Field: Pharmaceuticals (Chemistry)
Classification: CPC A | IPC A

Claim 3:
4. The method for operating a benefit agent delivery system according to claim 1, wherein the polymeric material of the sealing layer is selected from the group consisting of an acrylate, a methacrylate, a polycarbonate, a polyvinyl alcohol, cellulose, poly(N-isopropylacrylamide) (PNIPAAm), polylactic-co-glycolic acid) (PLGA), polyvinylidene chloride, acrylonitrile, amorphous nylon, oriented polyester, terephthalate, polyvinyl chloride, polyethylene, polypropylene, polystyrene, polyurethane, and alginate.