US Patent No. 9,707,522

SEMI-PERMEABLE MEMBRANE AND A METHOD OF MANUFACTURING THE SEMI-PERMEABLE MEMBRANE THEREOF


Patent No. 9,707,522
Issue Date July 18, 2017
Title Semi-permeable Membrane And A Method Of Manufacturing The Semi-permeable Membrane Thereof
Inventorship Shu-Chen Hsieh, Kaohsiung (TW)
Assignee National Sun Yat-Sen University, Kaohsiung (TW)

Claim of US Patent No. 9,707,522

1. A method of manufacturing a semi-permeable membrane comprising:
providing an eggshell membrane;
immersing the eggshell membrane in an aqueous hydrogen peroxide solution with a hydrogen peroxide concentration of 0.35% to
35% for 8 to 144 hours; and

removing the aqueous hydrogen peroxide from the eggshell membrane to obtain the semi-permeable membrane.