Invention Grant
- Patent Title: Method for preparing low molecular weight hyaluronic acid
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Application No.: US16495617Application Date: 2018-04-09
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Publication No.: US11359030B2Publication Date: 2022-06-14
- Inventor: Hyang Mae Um
- Applicant: YOUREH CO., LTD.
- Applicant Address: KR Seoul
- Assignee: YOUREH CO., LTD.
- Current Assignee: YOUREH CO., LTD.
- Current Assignee Address: KR Seoul
- Agency: Miles & Stockbridge P.C.
- Priority: KR10-2017-0045342 20170407
- International Application: PCT/KR2018/004127 WO 20180409
- International Announcement: WO2018/186720 WO 20181011
- Main IPC: C08B37/08
- IPC: C08B37/08
Abstract:
The present invention relates to a method for preparing low molecular weight hyaluronic acid having a molecular weight of 100,000 to 200,000 daltons, the method comprising heating treatment, in the pH range 2.5 to 3.5, for an aqueous solution that contains hyaluronic acid having a molecular weight of 500,000 daltons or greater.
Public/Granted literature
- US20200095344A1 METHOD FOR PREPARING LOW MOLECULAR WEIGHT HYALURONIC ACID Public/Granted day:2020-03-26
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