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Formate-assisted pyrolysis

Patent ·
OSTI ID:1172751

The present invention provides, among other thing, methods for creating significantly deoxygenated bio-oils form biomass including the steps of providing a feedstock, associating the feedstock with an alkali formate to form a treated feedstock, dewatering the treated feedstock, heating the dewatered treated feedstock to form a vapor product, and condensing the vapor product to form a pyrolysis oil, wherein the pyrolysis oil contains less than 30% oxygen by weight.

Research Organization:
University of Maine System Board of Trustees, Bangor, ME (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
FG02-07ER46373
Assignee:
University of Maine System Board of Trustees (Bangor, ME)
Patent Number(s):
8,981,168
Application Number:
13/734,077
OSTI ID:
1172751
Country of Publication:
United States
Language:
English

References (18)

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Liquid hydrocarbonfuels from cellulosic feedstocks via thermal deoxygenation of levulinic acid and formic acid salt mixtures journal January 2012
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Analytical Methods in Wood Chemistry, Pulping, and Papermaking book January 1999
Spherical microporous/mesoporous activated carbon from pulping black liquor journal April 2011
The occurrence and reactivity of phenoxyl linkages in lignin and low rank coal journal March 2000
A gasification-based biorefinery for the pulp and paper industry journal September 2009
Screening heterogeneous catalysts for the pyrolysis of lignin journal May 2009
Lignin valorisation for chemicals and (transportation) fuels via (catalytic) pyrolysis and hydrodeoxygenation journal October 2009
Lignin oxidation mechanisms under oxygen delignification conditions. Part 3. Reaction pathways and modeling journal June 2011
Micro-pyrolysis of technical lignins in a new modular rig and product analysis by GC–MS/FID and GC×GC–TOFMS/FID journal May 2009
Advances in C–O Bond Transformations in Lignin-Derived Compounds for Biofuels Production journal August 2011
The Catalytic Valorization of Lignin for the Production of Renewable Chemicals journal June 2010
Lignin fast pyrolysis: Results from an international collaboration journal May 2010

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