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Title:
METHOD FOR PREPARING BIODEGRADABLE POLYMER
Document Type and Number:
WIPO Patent Application WO/2018/021719
Kind Code:
A1
Abstract:
The present invention relates to a process for obtaining an ultrahigh-purity polymer by simply and efficiently removing unreacted monomers remaining in a polymer in a process of preparing a biodegradable polymer such as polylactic acid or a derivative thereof.

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Inventors:
LEE NA YOUNG (KR)
KOH YOUNG JOO (KR)
YEO GUW DONG (KR)
Application Number:
PCT/KR2017/007232
Publication Date:
February 01, 2018
Filing Date:
July 06, 2017
Export Citation:
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Assignee:
SAMYANG BIOPHARMACEUTICALS (KR)
International Classes:
C08G63/90; C08G63/08; C08G85/00; C08J11/02
Foreign References:
JP3861500B22006-12-20
KR20110074584A2011-06-30
JP3439304B22003-08-25
JP2001031762A2001-02-06
JP2002173535A2002-06-21
US5319038A1994-06-07
KR101119861B12012-02-22
Other References:
See also references of EP 3489277A4
Attorney, Agent or Firm:
HANSUNG INTELLECTUAL PROPERTY (KR)
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