Invention Grant
- Patent Title: Method for preparing levulinic acid esters
- Patent Title (中): 乙酰丙酸酯的制备方法
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Application No.: US14410905Application Date: 2013-06-28
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Publication No.: US09464025B2Publication Date: 2016-10-11
- Inventor: Nadine Essayem , Gilbert Sapaly , Marion Eternot , Franck Rataboul
- Applicant: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (C.N.R.S) , UNIVERSITE CLAUDE BERNARD LYON 1
- Applicant Address: FR Paris FR Villeuranne
- Assignee: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (C.N.R.S.),UNIVERSITE CLAUDE BERNARD LYON 1
- Current Assignee: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (C.N.R.S.),UNIVERSITE CLAUDE BERNARD LYON 1
- Current Assignee Address: FR Paris FR Villeuranne
- Agency: Young & Thompson
- Priority: FR1256334 20120702
- International Application: PCT/EP2013/063593 WO 20130628
- International Announcement: WO2014/001486 WO 20140103
- Main IPC: C07C67/00
- IPC: C07C67/00 ; C10L1/16 ; C10L1/19

Abstract:
A method for preparing at least one ester of levulinic acid from a biomass includes steps of impregnating the biomass by an organic or inorganic acid, and putting the acidified biomass in contact with a supercritical fluid including at least one olefin.
Public/Granted literature
- US20150203435A1 METHOD FOR PREPARING LEVULINIC ACID ESTERS Public/Granted day:2015-07-23
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