Metal extraction sheet, mask pack including same and method for manufacturing the metal extraction sheet
AssigneeAmorepacific Corporation
InventorsJeong Eun SEO, Hyoung June KIM, Il Doo KIM, Jae Hyeong BAE, Doo Young YOUN
Life of this patent
Estimating the term…
Abstract
The present disclosure relates to a metal material extraction sheet. According to an aspect of the disclosure, the metal material extraction sheet having a predetermined area may be provided, wherein dopamine whose color is changed when reacting with a metal material is provided on at least a part of the outer surface of the metal material extraction sheet.
Claims13
A metal material extraction sheet that has a predetermined area, and dopamine whose color changes when reacting with metal material and which is provided on at least a part of an outer surface of the metal material extraction sheet.
A method of preparing a metal material extraction sheet, the method comprising:
- preparing a spinning solution containing dopamine;
- electrospinning the spinning solution to form nanofibers;
- and
- laminating the nanofibers to form the metal material extraction sheet.
Dependencies are inferred from the claim text.