Results 41 to 50 of about 5,890,356 (232)

Chemistry and physical properties of estolides

open access: yesGrasas y Aceites, 2011
Estolides are a developing class of natural and synthetic compounds that have been synthesized from hydroxy oils like castor and lesquerella or by the condensation of fatty acids across the olefin of a second fatty acid.
Terry A. Isbell
doaj   +1 more source

The acid lipase of the castor bean. Properties and substrate specificity*

open access: yesJournal of Lipid Research, 1962
A castor bean lipase with a pH optimum of 4.3 is found within the fatty layer obtained by centrifuging a homogenate of the bean; most of the fat may be removed by extraction with ethyl ether in the presence of saturated sodium chloride solution, yielding
Robert L. Ory   +2 more
doaj   +1 more source

Mechanical and thermal properties of eco-friendly coating obtained from products of waste polyethylene terephthalate

open access: yesZaštita Materijala, 2018
The technology used in creating coatings is very important for the environmental science field. Regarless to the available types of raw materials, new methods of combining materials or the evolution of traditional technologies, coatings provide a range ...
Mirjana Jovičić   +6 more
doaj   +1 more source

Whole-Cell Photoenzymatic Cascades to Synthesize Long Chain Aliphatic Amines and Esters from Renewable Fatty Acids.

open access: yesAngewandte Chemie, 2020
Long chain aliphatic amines such as ( S,Z )-heptadec-9-en-7-amine and 9-aminoheptadecane were synthesized from ricinoleic acid and oleic acid, respectively, by whole-cell cascade reactions using the combination of an alcohol dehydrogenase (ADH) from ...
Hee-Jeong Cha   +10 more
semanticscholar   +1 more source

Poly (Ricinoleic Acid) Based Novel Thermosetting Elastomer

open access: yesJournal of Oleo Science, 2008
A novel bio-based thermosetting elastomer was prepared by the lipase-catalyzed polymerization of methyl ricinoleate with subsequent vulcanization. Some mechanical properties of the cured carbon black-filled polyricinoleate compounds were evaluated as a thermosetting elastomer.
Hiroki, Ebata   +3 more
openaire   +3 more sources

Empirical modelling as an experimental approach to optimize lactone production [PDF]

open access: yes, 2010
The biotransformation of ricinoleic acid, carried out by Yarrowia lipolytica, leads to the formation of gama-decalactone, a well-known peach-like aroma compound, interesting to produce and to use in the flavouring industry, reason why it is imperative to
Belo, Isabel   +2 more
core   +1 more source

Polydopamine‐Encapsulated Probiotics Restore Gut Homeostasis and Reinstate Macrophage Efferocytosis in Systemic Lupus Erythematosus

open access: yesAdvanced Science, EarlyView.
Polydopamine‐encapsulated probiotics restore gut homeostasis and reinstate macrophage efferocytosis, thereby reestablishing immune tolerance and mitigating systemic autoimmunity, highlighting a bioengineered microbiota‐based therapeutic strategy for SLE.
Ruimiao Wu   +10 more
wiley   +1 more source

Optimization and characterization of bio-oil produced from Ricinus communis seeds via ultrasonic-assisted solvent extraction through response surface methodology

open access: yesSustainable Environment Research, 2018
As the world confronts a surging price of fuel along with various environmental issues, researchers around the globe are scrambling to identify and develop potential biofuel feedstocks that fall outside the “food or fuel dilemma”. This justifies the need
Chiena L. Palconite   +7 more
doaj   +1 more source

Fed-batch versus batch cultures of Yarrowia lipolytica for γ-decalactone production from methyl ricinoleate [PDF]

open access: yes, 2011
Constant medium feeding rate and intermittent fed-batch fermentation strategies were investigated aiming to increase the yields of γ-decalactone production by Yarrowia lipolytica, using methyl ricinoleate as substrate and ricinoleic acid source.
Belo, Isabel   +2 more
core   +1 more source

Green Fuel Combustion Synthesis of CeO2 and Ag/CeO2 Nanoparticles for Photocatalytic and Antibacterial Applications

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Silver‐doped cerium oxide nanoparticles (Ag/CeO2 NPs) were synthesized using Ricinus communis seed extract as a bio‐derived fuel in a solution combustion method. The combustion reaction, carried out at 450°C with AgNO3 and (NH4)2[Ce (NO3)6] as metal precursors, produced CeO2 and Ag/CeO2 NPs.
T. N. Ravishankar   +5 more
wiley   +1 more source

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