Zhang et al., 2010 - Google Patents

Isolation and characterization of wheat straw lignin with a formic acid process

Zhang et al., 2010

Document ID
1558249398855415884
Author
Zhang J
Deng H
Lin L
Sun Y
Pan C
Liu S
Publication year
Publication venue
Bioresource technology

External Links

Snippet

There is a commercial need to increase the amount of industrial produced lignin. An 86.24 wt.% formic acid solution with 0.2 M H2SO4 as the catalyst was used to isolate the lignin of dewaxed wheat straw at different residence times and reaction temperatures. Lignin was …
Continue reading at www.sciencedirect.com (other versions)

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/20—Pulping cellulose-containing materials with organic solvents or in solvent environment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
    • C08B37/0045—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid alpha-D-Galacturonans, e.g. methyl ester of (alpha-1,4)-linked D-galacturonic acid units, i.e. pectin, or hydrolysis product of methyl ester of alpha-1,4-linked D-galacturonic acid units, i.e. pectinic acid; Derivatives thereof
    • C08B37/0048—Processes of extraction from organic materials
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/0003—General processes for their isolation or fractionation, e.g. purification or extraction from biomass
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/02—Rendering cellulose suitable for esterification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
    • C08H6/00—Macromolecular compounds derived from lignin, e.g. tannins, humic acids

Similar Documents

Publication Publication Date Title
Zhang et al. Isolation and characterization of wheat straw lignin with a formic acid process
Huang et al. The cornerstone of realizing lignin value-addition: Exploiting the native structure and properties of lignin by extraction methods
Su et al. Green solvent pretreatment for enhanced production of sugars and antioxidative lignin from poplar
Xu et al. Comparative study of alkali-and acidic organic solvent-soluble hemicellulosic polysaccharides from sugarcane bagasse
Guo et al. Short-time deep eutectic solvent pretreatment for enhanced enzymatic saccharification and lignin valorization
Michelin et al. Lignin from an integrated process consisting of liquid hot water and ethanol organosolv: Physicochemical and antioxidant properties
Liu et al. Structural characterization and comparison of enzymatic and deep eutectic solvents isolated lignin from various green processes: Toward lignin valorization
Sun et al. Characteristics of degraded hemicellulosic polymers obtained from steam exploded wheat straw
Zhong et al. Rapid and efficient microwave-assisted guanidine hydrochloride deep eutectic solvent pretreatment for biological conversion of castor stalk
de Carvalho Oliveira et al. Characterization of coffee (Coffea arabica) husk lignin and degradation products obtained after oxygen and alkali addition
Qu et al. Comparison on structural modification of industrial lignin by wet ball milling and ionic liquid pretreatment
Xu et al. Characterisation of degraded organosolv hemicelluloses from wheat straw
Egüés et al. Effect of alkaline and autohydrolysis processes on the purity of obtained hemicelluloses from corn stalks
Bu et al. Comparative characterization of milled wood lignin from furfural residues and corncob
Luo et al. High efficiency and clean separation of eucalyptus components by glycolic acid pretreatment
Ju et al. Analysis of soluble and insoluble fractions of alkali and subcritical water treated sugarcane bagasse
US9631316B2 (en) Biomass fractionation processes employing sulfur dioxide
Li et al. Valorization of bamboo by γ-valerolactone/acid/water to produce digestible cellulose, degraded sugars and lignin
Hussin et al. Investigation on the structure and antioxidant properties of modified lignin obtained by different combinative processes of oil palm fronds (OPF) biomass
Angelini et al. One-pot lignin extraction and modification in γ-valerolactone from steam explosion pre-treated lignocellulosic biomass
US20140170713A1 (en) Biomass fractionation processes, apparatus, and products produced therefrom
Zhong et al. Pretreatment of willow using the alkaline-catalyzed sulfolane/water solution for high-purity and antioxidative lignin production
Egüés et al. Antioxidant activity of phenolic compounds obtained by autohydrolysis of corn residues
Dagnino et al. Studies on lignin extraction from rice husk by a soda-ethanol treatment: Kinetics, separation, and characterization of products
Zhou et al. Quantitative structures and thermal properties of Miscanthus× giganteus lignin after alcoholamine-based ionic liquid pretreatment