Title:
HYALURONIC ACID FILM AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2019/135438
Kind Code:
A1
Abstract:
The present invention relates to a hyaluronic acid film, and a manufacturing method therefor and, more specifically, to: a hyaluronic acid film comprising 80 wt% or more of a hyaluronic acid of 5,000-200,000 daltons (Da); and a method for preparing the hyaluronic acid film by dissolving a hyaluronic acid of 5,000-200,000 Da in purified water, and then drying the same. The hyaluronic acid film of the present invention is a free-standing film comprising a high amount of hyaluronic acid, can improve stability as a skin-moisturizing cosmetic and can strengthen water absorbency, moisturizing power and skin barrier functions.
Inventors:
JUNG SUK-KYUN (KR)
CHOI CHI-YEONG (KR)
LEE SO-YEON (KR)
KIM SEON-HWA (KR)
JEONG HYEON-AH (KR)
PARK BUM-CHAN (KR)
CHOI CHI-YEONG (KR)
LEE SO-YEON (KR)
KIM SEON-HWA (KR)
JEONG HYEON-AH (KR)
PARK BUM-CHAN (KR)
Application Number:
PCT/KR2018/000832
Publication Date:
July 11, 2019
Filing Date:
January 18, 2018
Export Citation:
Assignee:
MEGACOS CO LTD (KR)
International Classes:
A61K8/73; A61K8/02; A61K8/60; A61K8/67; A61Q19/00
Foreign References:
| JP2014114355A | 2014-06-26 | |||
| KR20100079363A | 2010-07-08 | |||
| JP2009221391A | 2009-10-01 | |||
| JP2016166133A | 2016-09-15 | |||
| KR20170106676A | 2017-09-22 |
Attorney, Agent or Firm:
HANYANG PATENT FIRM (KR)
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