Strain evolution and novel downstream processing with integrated catalysis enable highly efficient co-production of 1,3-Propanediol and organic acid esters from crude glycerol.
Sign Up to like & getrecommendations! Published in 2022 at "Biotechnology and bioengineering"
DOI: 10.1002/bit.28070
Abstract: Bioconversion of natural microorganisms generally results in a mixture of various compounds. Downstream processing (DSP) which only targets a single product often lacks economic competitiveness due to incomplete use of raw material and high cost… read more here.
Keywords: downstream processing; crude glycerol; production propanediol; glycerol ... See more keywords
Efficient glycerol transformation by resting Gluconobacter cells
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DOI: 10.1002/mbo3.926
Abstract: In the present work, glycerol biotransformation using Gluconobacter strains was studied with a process intensification perspective that facilitated the development of a cleaner and more efficient technology from those previously reported. Starting from the industrial… read more here.
Keywords: efficient glycerol; transformation resting; crude glycerol; glycerol ... See more keywords
Stability and oscillatory behavior of microbial consortium in continuous conversion of crude glycerol to 1,3-propanediol
Sign Up to like & getrecommendations! Published in 2018 at "Applied Microbiology and Biotechnology"
DOI: 10.1007/s00253-018-9244-6
Abstract: Microbial consortium is an alternative for bioconversion of crude glycerol to value-added products whereas concerns about the process stability in long-term operation existed. The aim of this study is to evaluate the feasibility of using… read more here.
Keywords: microbial consortium; consortium; crude glycerol; glycerol ... See more keywords
Optimized 1,3-propanediol production from crude glycerol using mixed cultures in batch and continuous reactors
Sign Up to like & getrecommendations! Published in 2018 at "Bioprocess and Biosystems Engineering"
DOI: 10.1007/s00449-018-2003-3
Abstract: The production of 1,3-propanediol from crude glycerol and mixed anaerobic sludge was investigated in batch experiments and continuous reactors. Using a 23 complete factorial design, the effects of the concentration of glycerol (22–30 g L−1), KH2PO4 (1.50–2.00 g L−1),… read more here.
Keywords: continuous reactors; production; crude glycerol; glycerol ... See more keywords
Crude glycerol from biodiesel as a carbon source for production of a recombinant highly thermostable β-mannanase by Pichia pastoris
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DOI: 10.1007/s10529-017-2451-x
Abstract: ObjectiveTo explore an efficient use of crude glycerol for the production of a highly thermostable β-mannanase (ReTMan26) by Pichia pastoris X33.ResultsCell growth was significantly inhibited by 4 and 6% (w/v) crude glycerol in 250 ml shake-flasks… read more here.
Keywords: production; crude glycerol; glycerol; pichia pastoris ... See more keywords
Structure, Mechanical, Thermal and Fire Behavior Assessments of Environmentally Friendly Crude Glycerol-Based Rigid Polyisocyanurate Foams
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DOI: 10.1007/s10924-017-1086-2
Abstract: In this work, rigid polyisocyanurate foams were prepared at partial substitution (0–70 wt%) of commercially available petrochemical polyol, with previously synthesized biopolyol based on crude glycerol and castor oil. Influence of the biopolyol content on… read more here.
Keywords: polyisocyanurate foams; glycerol based; crude glycerol; rigid polyisocyanurate ... See more keywords
Two-step Conversion of Crude Glycerol Generated by Biodiesel Production into Biopolyols: Synthesis, Structural and Physical Chemical Characterization
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DOI: 10.1007/s10924-018-1217-4
Abstract: In this work biopolyols were synthesized via two-step process from crude glycerol and castor oil. For better evaluation of analyzed process, the impact of its time and temperature on the structure and properties of biopolyols… read more here.
Keywords: two step; crude glycerol; spectroscopy;
Mechanical, Thermal Properties and Stability of Rigid Polyurethane Foams Produced with Crude-Glycerol Derived Biomass Biopolyols
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Polymers and the Environment"
DOI: 10.1007/s10924-020-01686-y
Abstract: Rigid polyurethane foams of significant renewable content (up to 50%) were produced using biomass biopolyols obtained previously via crude-glycerol mediated solvothermal liquefaction of three industrial biomass residue feedstocks: digested sewage sludge, hemp stalk hurds and… read more here.
Keywords: biomass; rigid polyurethane; crude glycerol; polyurethane foams ... See more keywords
Evaluation of 1,3-propanediol production by twoCitrobacter freundiistrains using crude glycerol and soybean cake hydrolysate
Sign Up to like & getrecommendations! Published in 2019 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-019-05485-4
Abstract: Biodiesel production processes using soybean as feedstock generates soybean cake and crude glycerol as by-products. These by-product streams were used as sole feedstocks for the production of 1,3-propanediol (PDO) using two bacterial strains of Citrobacter… read more here.
Keywords: production; crude glycerol; hydrolysate; bacterial growth ... See more keywords
Co-utilization of Crude Glycerol and Biowastes for Producing Polyhydroxyalkanoates
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DOI: 10.1007/s12088-017-0702-0
Abstract: Polyhydroxyalkanoate (PHA) production by Bacillus thuringiensis EGU45 and defined mixed culture of Bacillus spp. were studied by using crude glycerol (CG) and hydrolyzed biowastes as feed material. Hydrolysates from onion peels (OP), potato peels, pea-shells… read more here.
Keywords: pha production; crude glycerol; thuringiensis egu45;
Viable Glycerol Carbonate Synthesis Through Direct Crude Glycerol Utilization from Biodiesel Industry
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DOI: 10.1007/s12649-016-9681-3
Abstract: Synthesis of organic carbonates specifically glycerol carbonate has become a major concern among researchers due to its interesting chemical properties. In this study, we report the direct utilization of two different sources of crude glycerol… read more here.
Keywords: glycerol carbonate; crude glycerol; synthesis; glycerol ... See more keywords