Patent ID: 11920118
Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Field: Biotechnology (Chemistry)
Classification: CPC C | IPC C

Claim 8:
9. The method according to claim 8, wherein the biodegradable elastomeric polymer is poly(L-lactide-co-caprolactone), the water-soluble moisture absorbent is LiCl, the organic solvent is tetrahydrofuran, the biodegradable elastomeric polymer is mixed with the water-soluble moisture absorbent in a weight ratio of 1:0.2 in the organic solvent to prepare the mixture solution, the relative humidity is adjusted to 75% with a supersaturated salt solution, the spin coating is performed at a speed of 3000 rpm for 30 seconds, and the porous polymer membrane has a thickness of 960 nm, a pore size of 1 μm, and a porosity of 37%.