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Title:
PROCESS FOR THE PRODUCTION OF FUELS FROM CARBOHYDRATE VIA ALDOL CONDENSATION HYDROXYMETHYLFURFURAL AND LEVULINIC ACID OR LEVULINIC ACID ESTERS
Document Type and Number:
WIPO Patent Application WO/2013/122686
Kind Code:
A3
Abstract:
A method of making alkanes from lignocellulosic sources of C5 and C6 sugars. Suitable biomass feedstocks are converted into alkane-based fuels such as diesel and jet fuel blendstocks. Sugar monomers from the feedstocks are converted to chlormethylfurfural (CMF) with a levulinic acid (LA) byproduct. The CMF and LA are converted to ethyl levulinate (EL) and hydroxymethylfurfural (HMF), which are then combined into longer chain molecules via aldol condensation reactions. The condensation products are partially or fully saturated by mild hydrotreating, followed by deoxygenation to form alkanes with boiling ranges suitable for use as liquid fuels.

Inventors:
SECK KARL A (US)
Application Number:
PCT/US2013/000041
Publication Date:
October 17, 2013
Filing Date:
February 19, 2013
Export Citation:
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Assignee:
SECK KARL A (US)
International Classes:
C10G3/00
Domestic Patent References:
WO2010141950A22010-12-09
WO2007012585A12007-02-01
Foreign References:
EP1490457B12007-06-13
Other References:
PIERRE GALLEZOT: "CONVERSION OF BIOMASS TO SELECTED CHEMICAL PRODUCTS", CHEM SOC REV, vol. 41, 12 September 2011 (2011-09-12), pages 1538 - 1558, XP002708157
TRAVIS J C HOSKINS: "CARBON-CARBON BOND FORMING REACTIONS OF BIOMASS DERIVED ALDEHYDES", 31 August 2008 (2008-08-31), pages 1 - 83, XP002689815, Retrieved from the Internet
CHHEDA J N ET AL: "LIQUID PHASE CATALYTIC PROCESSING OF BIOMASS DERIVED OXYGENATED HYDROCARBONS TO FUELS AND CHEMICALS", ANGEWANDTE CHEMIE. INTERNATIONAL EDITION, WILEY VCH VERLAG, WEINHEIM, vol. 46, no. 38, 24 September 2007 (2007-09-24), pages 7164 - 7183, XP002689830, ISSN: 1433-7851, [retrieved on 20070720], DOI: 10.1002/ANIE.200604274
MADHESAN BALAKRISHNAN ET AL.: "ETHERIFICATION AND REDUCTIVE ETHERIFICATION OF 5-(HYDROXYMETHYL) FURFURAL: 5-(ALKOXYMETHYL)FURFURALS AND 2,5-BIS(ALKOXYMETHYL)FURANS AS POTENTIAL BIO-DIESEL CANDIDATES", GREEN CHEMISTRY, vol. 14, no. 6, 19 March 2012 (2012-03-19), XP002708158
Attorney, Agent or Firm:
HATHAWAY, Todd, N. (119 N. Commercial Street #620Bellingham, WA, US)
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