lignin depolymerization to dicarboxylic acids with sodium

Lignin Depolymerization to Dicarboxylic Acids with Sodium …

Lignin depolymerization to dicarboxylic acids (DCAs) by the one-step Fenton oxidation process results in poor yield and significant amounts of residual solids. A process based on the use of sodium percarbonate on bagasse lignin depolymerization was conducted at 60–300 °C, for 1–6 h.,Lignin depolymerization to dicarboxylic acids with sodium … ,Lignin depolymerization to dicarboxylic acids (DCAs) by the one-step Fenton oxidation process results in poor yield and significant amounts of residual solids. A process based on the use of sodium percarbonate on bagasse lignin depolymerization was conducted at 60–300 °C, for 1–6 h.,Lignin Depolymerization to Dicarboxylic Acids with Sodium … ,Lignin depolymerization to dicarboxylic acids (DCAs) by the one-step Fenton oxidation process results in poor yield and significant amounts of residual solids. A process based on the use of sodium…

Lignin Depolymerization to Dicarboxylic Acids with Sodium …

ABSTRACT: Lignin depolymerization to dicarboxylic acids (DCAs) by the one-step Fenton oxidation process results in poor yield and significant amounts of residual solids. A process based on the use of sodium percarbonate on bagasse lignin depolymerization was conducted at 60−300 °C, for 1−6 h.,Lignin Depolymerization to Dicarboxylic Acids with Sodium … ,Lignin Depolymerization to Dicarboxylic Acids with Sodium Percarbonate Author: Cronin, Dylan J … ACS sustainable chemistry 2017 v.5 no.7 pp.,Lignin Depolymerization to Dicarboxylic Acids with Sodium … ,Article “Lignin Depolymerization to Dicarboxylic Acids with Sodium Percarbonate” Detailed information of the J-GLOBAL is a service based on the concept of Linking, Expanding, and Sparking, linking science and technology information which hitherto stood alone to …

Integrating lignin depolymerization with microbial …

The economic feasibility of the lignocellulosic biomass refinery requires the valorization of lignin in addition to its polysaccharide fraction. One promising approach is the combination of chemical methods for lignin fractionation and depolymerization with microbial funneling of the resulting phenolic monomers int,Relating Dicarboxylic Acid Yield to Residual Lignin … ,Request PDF | Relating Dicarboxylic Acid Yield to Residual Lignin Structural Features | This study focused on understanding the relationship between dicarboxylic acids (DCAs) yields derived from …,Added-Value Chemicals from Lignin Oxidation ,Strategies regarding lignin valorization have attracted significant attention over the recent decades due to lignin’s aromatic structure. Oxidative depolymerization allows converting lignin into added-value compounds, as phenolic monomers and/or dicarboxylic acids, which could be an excellent alternative to aromatic petrochemicals.

Lignin Depolymerization to Dicarboxylic Acids with Sodium …

Cronin, Dylan, Zhang, Xiao, Bartley, John, Doherty, William (2017) Lignin Depolymerization to Dicarboxylic Acids with Sodium Percarbonate ACS Sustainable Chemistry and Engineering, 5 (7), pp.6253-6260. 13 citations on Web of Science 13 citations on ScopusView on ePrints,Depolymerization and conversion of lignin to value-added … ,The dicarboxylic acids like pyridine-2, 4-dicarboxylic acid (2, 4-PDCA) and pyridine-2, 5-dicarboxylic acid (2, 5-PDCA) can also be produced from lignin and serve as building blocks for polyamides and polyesters . The bacterium R.,Biomimetic Fenton-catalyzed lignin depolymerization to … ,By mimicking natural lignin degradation systems, the Fenton catalyst (Fe(3+), H2O2) can effectively facilitate lignin depolymerization in supercritical ethanol (7 MPa, 250 °C) to give organic oils that consist of mono- and oligomeric aromatics, phenols, dicarboxylic acids, and their derivatives in yields up to (66.0±8.5) %.

Biomimetic fenton-catalyzed lignin depolymerization to …

By mimicking natural lignin degradation systems, the Fenton catalyst (Fe 3+, H 2 O 2) can effectively facilitate lignin depolymerization in supercritical ethanol (7 MPa, 250°C) to give organic oils that consist of mono- and oligomeric aromatics, phenols, dicarboxylic acids, and their derivatives in yields up to (66.0±8.5)%.The thermal properties, functional groups, and surface chemistry of …,Added-Value Chemicals from Lignin Oxidation ,Oxidative depolymerization allows converting lignin into added-value compounds, as phenolic monomers and/or dicarboxylic acids, which could be an excellent alternative to aromatic petrochemicals. However, the major challenge is to enhance the reactivity and selectivity of the lignin structure towards depolymerization and prevent condensation …,Depolymerization and conversion of lignin to value-added … ,The dicarboxylic acids like pyridine-2, 4-dicarboxylic acid (2, 4-PDCA) and pyridine-2, 5-dicarboxylic acid (2, 5-PDCA) can also be produced from lignin and serve as building blocks for polyamides and polyesters . The bacterium R.

Biomimetic Fenton‐Catalyzed Lignin Depolymerization to …

Abstract By mimicking natural lignin degradation systems, the Fenton catalyst (Fe3+, H2O2) can effectively facilitate lignin depolymerization in supercritical ethanol (7 MPa, 250 °C) to give organi…,Lignin utilization: A review of lignin depolymerization … ,Pyrolysis is one of the most widely studied methods for lignin or biomass depolymerization and conversion. Pyrolysis is a thermal treatment of organic substance without or under a limited amount of oxygen.,Power-to-chemicals: Low-temperature plasma for lignin … ,The depolymerisation of lignin into its phenolic building blocks, drop-in chemicals (aromatic compounds and highly value-added oxidation products, such as dicarboxylic acids, DCAs), polymers, and functional materials, has been regarded as a key step in enhancing the cost-, environment-, and efficiency-competitiveness of a lignocellulosic …

Lignin Depolymerization to Dicarboxylic Acids with Sodium …

Lignin depolymerization to dicarboxylic acids (DCAs) by the one-step Fenton oxidation process results in poor yield and significant amounts of residual solids. A process based on the use of sodium percarbonate on bagasse lignin depolymerization was conducted at 60–300 °C, for 1–6 h.,Biomimetic fenton-catalyzed lignin depolymerization to … ,By mimicking natural lignin degradation systems, the Fenton catalyst (Fe 3+, H 2 O 2) can effectively facilitate lignin depolymerization in supercritical ethanol (7 MPa, 250°C) to give organic oils that consist of mono- and oligomeric aromatics, phenols, dicarboxylic acids, and their derivatives in yields up to (66.0±8.5)%.The thermal properties, functional groups, and surface chemistry of …,Biomimetic Fenton-catalyzed lignin depolymerization to … ,By mimicking natural lignin degradation systems, the Fenton catalyst (Fe(3+), H2O2) can effectively facilitate lignin depolymerization in supercritical ethanol (7 MPa, 250 °C) to give organic oils that consist of mono- and oligomeric aromatics, phenols, dicarboxylic acids, and their derivatives in yields up to (66.0±8.5) %. The thermal properties, functional groups, and surface chemistry of …

Biomimetic Fenton‐Catalyzed Lignin Depolymerization to …

Abstract By mimicking natural lignin degradation systems, the Fenton catalyst (Fe3+, H2O2) can effectively facilitate lignin depolymerization in supercritical ethanol (7 MPa, 250 °C) to give organi…,Biomimetic Fenton-catalyzed lignin depolymerization to … ,By mimicking natural lignin degradation systems, the Fenton catalyst (Fe(3+), H2O2) can effectively facilitate lignin depolymerization in supercritical ethanol (7 MPa, 250 °C) to give organic oils that consist of mono- and oligomeric aromatics, phenols, dicarboxylic acids, and their derivatives in yields up to (66.0±8.5) %.,Biomimetic Fenton‐Catalyzed Lignin Depolymerization to High … ,can effectively facilitate lignin depolymerization in supercritical ethanol (7MPa, 250°C) to give organic oils that consist of mono- and oligomeric aromatics, phenols, dicarboxylic acids, and their derivatives in yields up to (66.0±8.5)%. The thermal and …

Selective Conversion of Biorefinery Lignin into …

OSTI.GOV Journal Article: Selective Conversion of Biorefinery Lignin into Dicarboxylic Acids,Oxidative depolymerization of lignins for producing … ,Lignin valorization became a highly attractive area due to its potential for producing chemicals, fuels, and bio-based materials, particularly with high contents of aromatics [1, 2].Actually, lignin is the most abundant aromatic bio-polymer and the second most abundant bioresource after cellulose, representing ca. 25% of the available biomass.,Cleavage via Selective Catalytic Oxidation of Lignin or … ,However, because lignin depolymerization to dicarboxylic acids by the Fenton oxidation process suffers from poor yield and raw material utilization, Doherty et al. introduced a process based on the use of sodium percarbonate in bagasse lignin depolymerization .

Depolymerization and conversion of lignin to value-added …

The dicarboxylic acids like pyridine-2, 4-dicarboxylic acid (2, 4-PDCA) and pyridine-2, 5-dicarboxylic acid (2, 5-PDCA) can also be produced from lignin and serve as building blocks for polyamides and polyesters . The bacterium R.,Biomimetic fenton-catalyzed lignin depolymerization to … ,By mimicking natural lignin degradation systems, the Fenton catalyst (Fe 3+, H 2 O 2) can effectively facilitate lignin depolymerization in supercritical ethanol (7 MPa, 250°C) to give organic oils that consist of mono- and oligomeric aromatics, phenols, dicarboxylic acids, and their derivatives in yields up to (66.0±8.5)%.The thermal properties, functional groups, and surface chemistry of …,Added-Value Chemicals from Lignin Oxidation ,Oxidative depolymerization allows converting lignin into added-value compounds, as phenolic monomers and/or dicarboxylic acids, which could be an excellent alternative to aromatic petrochemicals. However, the major challenge is to enhance the reactivity and selectivity of the lignin structure towards depolymerization and prevent condensation …

Biomimetic Fenton‐Catalyzed Lignin Depolymerization to …

Abstract By mimicking natural lignin degradation systems, the Fenton catalyst (Fe3+, H2O2) can effectively facilitate lignin depolymerization in supercritical ethanol (7 MPa, 250 °C) to give organi…,Biomimetic Fenton‐Catalyzed Lignin Depolymerization to High … ,can effectively facilitate lignin depolymerization in supercritical ethanol (7MPa, 250°C) to give organic oils that consist of mono- and oligomeric aromatics, phenols, dicarboxylic acids, and their derivatives in yields up to (66.0±8.5)%. The thermal and …,[PDF] Lignin conversion into C4 dicarboxylic acids by … ,Abstract Lignin valorisation towards added-value products has become a relevant topic to consolidate a future circular bioeconomy. In this context lignin oxidation to C4 dicarboxylic acids (C4-DCA) by catalytic wet peroxide oxidation is emerging as a value-added strategy, supported by the extensive use of these building blocks in several industrial fields.

Conversion of lignin into renewable carboxylic acid …

Lignin from redcedar wood was pretreated with ammonia solution for partial depolymerization of the lignin structure to obtain soluble lignin components to be used in UV-Fenton process. The oxidation products of lignin hydrolyzate by UV-Fenton are presented in Table 5.,Funneling aromatic products of chemically depolymerized … ,Funneling aromatic products of chemically depolymerized lignin into 2-pyrone-4-6-dicarboxylic acid with Novosphingobium aromaticivorans †. Jose M.,Catalytic oxidation of lignin to valuable biomass-based … ,Ma et al. employed chalcopyrite as the catalyst to oxidatively convert dilute-acid corn stover lignin and steam-exploded spruce lignin to malonic acid, succinic acid, and malic acid with a total yield of 14% and 11%, respectively .