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Patent Searching and Data


Title:
METHOD FOR PREPARING GLYCERIDE TYPE POLYUNSATURATED FATTY ACIDS
Document Type and Number:
WIPO Patent Application WO/2016/058284
Kind Code:
A1
Abstract:
The present invention relates to a method for preparing glyceride type polyunsaturated fatty acids. The preparation method comprises: firstly mixing a basic catalyst with glycerol or a glyceride uniformly; then adding the mixture to the raw materials of polyunsaturated fatty acids slowly, and carrying out an esterification reaction under certain conditions to obtain glyceride type polyunsaturated fatty acids, wherein the basic catalyst is a lower aliphatic alcohol sodium/potassium or a solution thereof. The preparation method has the following advantages: the procedure of the process is simple, has mild reaction conditions, short reaction time, high yield and good quality of the obtained products.

Inventors:
XIANG XUEBING (CN)
XU XINDE (CN)
SHAO BIN (CN)
LI CHONG (CN)
Application Number:
CN2015/000687
Publication Date:
April 21, 2016
Filing Date:
October 12, 2015
Export Citation:
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Assignee:
ZHEJIANG MED XINCHANG PHARM (CN)
International Classes:
C07C69/587; C07C67/03; C07C67/08
Foreign References:
CN103242969A2013-08-14
CN101796014A2010-08-04
CN102277237A2011-12-14
CN102964249A2013-03-13
CN1132195A1996-10-02
CN102959083A2013-03-06
CN1447850A2003-10-08
Other References:
See also references of EP 3208261A4
Attorney, Agent or Firm:
FAITHFULAW INTERNATIONAL IP LAW OFFICE (CN)
北京乾诚五洲知识产权代理有限责任公司 (CN)
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