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121 Results for 'Biobased & renewable chemicals & fuels'
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Technology
Mild, Nontoxic Production of Fuels and Chemicals from Biomass
Fossil fuel resources supply almost 90 percent of the world’s energy and the vast majority of its organic chemicals. This dependency is insupportable in light of rising emissions, demand and diminis...
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Ronald Raines, Benjamin Caes, Michael Palte | P110055US02
Technology
Method to Produce Furandicarboxylic Acid (FDCA) from 5-Hydroxymethylfurfural (HMF)
The platform molecule HMF is derived from biomass and converted into a variety of downstream products. One of the most important of these is FDCA, which is used as a monomer in the production of fiber...
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James Dumesic, Ali Hussain Motagamwala | P160074US01
Technology
Green Method for Producing 1,5-Pentanediol Slashes Catalyst Cost 10,000-fold
Commercial interest in the production of commodity chemicals from renewable sources continues to surge. Among these chemicals, α,ω-diols are particularly attractive because of the high market prices...
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George Huber, James Dumesic, Kevin Barnett, Zach Brentzel | P160103US01
Technology
Grass Modified for Easier Bioprocessing
Manufacturing paper and producing biofuels is difficult because the lignin in plant cell walls is tough to degrade. Current techniques are energy intensive and use harsh chemicals. In the case of biof...
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John Ralph, Curtis Wilkerson, Saunia Withers, John Sedbrook | P120040US02
Technology
High Yield Method to Produce HMF from Fructose
The platform molecule 5-hydroxymethylfurfural (HMF), produced from the dehydration of C6 sugars (hexoses), is considered to be one of the top value-added chemicals. The efficient production of HMF fro...
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James Dumesic, Ali Hussain Motagamwala | P180329US01
Technology
Modified Cyanobacteria for Competitive Sugar Production
Cyanobacteria are photosynthetic microorganisms capable of producing far more sugar per acre than corn, sugarcane or sugar beet. Unlike other bacteria and yeast, cyanobacteria use atmospheric CO2 as t...
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Brian Pfleger, Andrew Markley | P160039US02
Technology
‘Green’ Tylenol: Synthesizing Acetaminophen from Renewable Biomass
Paracetamol (acetaminophen) is an analgesic and fever-reducing medicine. It is an active ingredient in many widely sold over-the-counter medicines such as Tylenol and Panadol. As a prescription pharma...
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John Ralph, Steven Karlen, Justin Mobley | P170066US02
Technology
One-Step Process to Generate Lignin-Derived Aromatics from Raw Biomass
Lignocellulosic biomass is a renewable energy source with great potential for generating value-added chemicals. One of the major components of biomass is lignin (15-25 percent). Due to its infamously...
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Shannon Stahl, Hao Luo | P190134US02
Technology
Synthesis of Bio-Based Polyurethanes and Polyesters
Plant biomass remains a promising renewable source of important platform chemicals currently derived from petroleum. These include the chemical building blocks used to make polyurethanes (commonly fou...
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George Huber, Hochan Chang, James Dumesic | P210122US01
Technology
RECOMBINANT MICROORGANISMS THAT CATABOLIZE LIGNIN AROMATICS AND METHODS OF USING SAME
UW-Madison researchers have identified enzymes that are necessary and sufficient for the catabolism of the β-5 linked aromatic dimer dehydrodiconiferyl alcohol (DCA) by Novo. The first newly identifi...
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Timothy Donohue, Fletcher Metz, Kevin Myers, Fachuang Lu, Daniel Noguera | P240270US01
Technology
RENEWABLE BIO-ADVANTAGED PLASTICIZER GENERATED BY REDUCTIVE COUPLING OF LIGNIN-DERIVED AROMATICS
A collaborative team of researchers from UW-Madison, MIT, and National Lab of the Rockies (NLR) have developed an innovative approach for the generation of bio-based plasticizers from lignin from 4-hy...
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Shannon Stahl, Gregg Beckham, Jack Twilton, Yuriy Roman-Leshkov, Caroline Hoyt, Zhiming Su | P230114US02
Technology
HIGH-YIELD PRODUCTION OF EPSILON-CAPROLACTAM FROM NYLON 6 PLASTIC WASTE VIA AMMONIA-ASSISTED DEPOLYMERIZATION
Researchers from UW-Madison, MIT, and NLR have developed a method for recycling Nylon 6. The method, embodied in a one-pot reactor, consists of ammonolysis followed by cyclodeamination and is realized...
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Shannon Stahl, Xianyuan Wu, Yuriy Roman-Leshkov, Gregg Beckham | P240278US02
Technology
AUTOXIDATION CATALYSIS FOR CARBON CARBON BOND CLEAVAGE IN LIGNIN
Researchers from UW-Madison, MIT, and NLR have developed a chemical process for the conversion of lignocellulosic biomass into muconic acid which is useful for the generation of plastics and polymers....
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Shannon Stahl, Gregg Beckham, Nina Gu, Chad Palumbo, Kevin Sullivan | P230358US02
Technology
Conversion of lignin to muconic acid and methods therefor
Researchers from UW-Madison, MIT, and NLR have developed a chemical process for the conversion of lignocellulosic biomass into muconic acid which is useful for the generation of plastics and polymers....
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Shannon Stahl, Gregg Beckham, Chad Palumbo, Allison Zimont Werner, Kevin Sullivan, Yuriy Roman-Leshkov, Rebecca Wilkes | P230357US02
Technology
METHODS OF SEPARATING LIGNIN DECONSTRUCTION FEEDSTOCKS USING CENTRIFUGAL PARTITION CHROMATOGRAPHY
UW-Madison researchers have developed an improved method for separating purified lignin monomers from deconstructed biomass. The process couples the oxidative depolymerization of lignin, which produce...
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Shannon Stahl, Surajudeen Omolabake, Eric Weeda, Christopher Holland, Dillon Hofsommer | P240272US02
Technology
MICROORGANISMS AND METHODS FOR PRODUCING CAROTENOIDS AND OTHER COMPOUNDS
UW-Madison researchers found that Novo naturally produces the carotenoid nostoxanthin, which accumulates in its cells. Further, predicted nostoxanthin intermediates include a number of valuable carote...
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Timothy Donohue, Daniel Noguera, Benjamin Hall, Wayne Kontur, Derek Gille, Jeanette Neri | P230405US02
Technology
RECOMBINANT MICROORGANISMS THAT CATABOLIZE ACETOVANILLONE AND METHODS OF USING SAME
The present invention expands the substrate scope for Novo by enabling the use of the lignin-derived aromatic acetovanillone. The existing oxidative and reductive methods for lignin deconstruction res...
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Timothy Donohue, Benjamin Hall, Daniel Noguera, Jeanette Neri | P240180US01
Technology
Antifungal Diferulic Acid Formulation Containing Poacic Acid and Poacidiene, Method for Production, and Method of Using Same
UW-Madison researchers have developed a method of using a combination of derivatives of lignin molecules to treat fungal pathogens. The researchers have studied a combination of two molecules that are...
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John Ralph, Fachuang Lu, Mehdi Kabbage | P240103US02
Technology
RECOMBINANT YEASTS WITH RECOMBINANT XYLOSE REDUCTASE, XYLITOLDEHYDROGENASE, AND/OR XYLULOKINASE GENES AND METHODS OF USING SAME
UW-Madison researchers have developed a novel xylose fermenting S. cerevisiae yeast capable of converting xylose into ethanol. The researchers did an extensive analysis of xylose fermentation activity...
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Trey Sato, Christopher Hittinger, Katharina Barros | P240092US02
Technology
MICROORGANISMS AND METHODS FOR PRODUCING CIS,CIS-MUCONIC ACID
UW-Madison researchers used metabolic engineering to generate recombinant microorganisms capable of producing the commodity chemical cis, cis-muconic acid (ccMA) from biomass-derived aromatics. The r...
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Timothy Donohue, Daniel Noguera, Avery Vilbert, Derek Gille, Wayne Kontur | P240032US02
Technology
Producing High Yields of Paracetamol from Biomass-Derived P-Hydroxybenzoic Acid and P-Hydroxybenzamide
Introduced in the early 1900s, paracetamol (acetaminophen) is an active ingredient in many widely sold over-the-counter medicines such as Tylenol and today is the most commonly used medication for pai...
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John Ralph, Steven Karlen, Vitaliy Timokhin, Canan Sener | P230423US02
Technology
MICROBES AND METHODS FOR SELECTIVE DETOXIFICATION OF LIGNOCELLULOSIC BIOMASS
A UW-Madison researcher is developing a bacterial mutant that will be capable of removing the inhibitory co-products from lignocellulosic biomass derived hydrolysates. The inventor started with Pseudo...
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Victor Ujor | P230311US02
Technology
Cost-Effective Approach for Oxidative Catalytic Pretreatment of Plant Biomass via Homogenous Catalysis and Co-oxidants
Researchers from UW-Madison and other institutions have developed an improved alkaline pretreatment method for plant biomass that makes the production of lignocellulose-derived sugars for bio-based fu...
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Shannon Stahl, Zhaoyang Yuan, Eric Hegg, David Hodge, Bryan Bals | P200223US02
Technology
METAL COMPOUND BASED CATALYSTS FOR ELECTROSYNTHESIS OF HYDROGEN PEROXIDE AND LINEAR PAIRED ELECTROCHEMICAL VALORIZATION OF BIOMASS-DERIVED FEEDSTOCKS
UW-Madison researchers have developed an improved electrochemical valorization strategy that leverages an electrocatalyst capable of carrying out two-electron oxygen reduction reactions (2e- ORR). The...
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Song Jin, Jordan Schmidt, Hongyuan Sheng, Richard Ross, Aurora Janes, Kwanpyung Lee | P220293US02
Technology
BIOMIMETIC CATALYSTS FOR DIVERSE INDUSTRIAL APPLICATIONS IN CHEMICAL REACTIONS
UW-Madison researchers have developed a method to synthesize organocatalysts that can be engineered to mimic biological enzymes for use in a variety of industrially relevant chemical reactions. The or...
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George Huber, Hochan Chang, James Dumesic | P220291US02