Keyphrases
Lignin
100%
Solid State
50%
Resonance Characterization
50%
NMR Analysis
50%
Dilute Acid Pretreatment
50%
Silica
50%
Carbon-based Preservatives
50%
Biorefinery Lignin
50%
FTIR Analysis
50%
4-Nitrophenol
33%
Para-toluenesulfonic Acid
33%
Quaternary Compounds
25%
Alkaline Copper Quaternary
25%
Didecyldimethylammonium Chloride
25%
Amount of Acid
16%
4-phenylcoumarin
16%
Wheat Straw Lignin
16%
Xylan Content
16%
Dilute Acid
16%
Liquid Silica
16%
Inorganic Substances
16%
Ethanol Organosolv
16%
Lignin Fractionation
16%
Solid-to-liquid Ratio
16%
Oleyl Alcohol
16%
Agricultural and Biological Sciences
Heartwood
50%
Pretreatment
50%
Nonylphenol
50%
NMR Spectroscopy
50%
Wheat Straw
50%
Sapwood
25%
Oleyl Alcohol
25%
Plantation
25%
Sequoia
25%
