Patent ID: 8329234
Filing Date: 2012-12-11
Classification: A61K,A61Q

Abstract:
1. A method for preparing a cosmetic cottony material from paper mulberry, the method comprising the steps of: 1) treating the bark of paper mulberry with an alkaline solution to remove the black outer bark from the paper mulberry bark; 2) bleaching the paper mulberry bark, from which the black outer bark has been removed, with a bleaching agent, to prepare a white bark; 3) adding an alkaline solution to the white bark to obtain a paper mulberry bast fiber, and pulping the paper mulberry bast fiber; 4) washing and drying the pulped paper mulberry bast fiber; and 5) hydrolyzing the dried paper mulberry bast fiber with an acid while maintaining the bast fiber at a temperature of 30° C. to 40° C. for more than 48 hours, to obtain the cosmetic cottony material.