Results 11 to 20 of about 7,538 (194)

Identifying new lignin bioengineering targets: 1. Monolignol-substitute impacts on lignin formation and cell wall fermentability [PDF]

open access: yesBMC Plant Biology, 2010
Background Recent discoveries highlighting the metabolic malleability of plant lignification indicate that lignin can be engineered to dramatically alter its composition and properties.
Lu Fachuang   +4 more
doaj   +4 more sources

Isohexide and sorbitol-derived, enzymatically synthesized renewable polyesters with enhanced Tg [PDF]

open access: yes, 2016
Sugar-based polyesters derived from sorbitol and isohexides were obtained via solvent-free enzymatic catalysis. Pendant hydroxyl groups, coming from the sorbitol units, were present along the polyester backbone, whereas the two isohexides, namely ...
Gustini, Liliane   +4 more
core   +2 more sources

Kinetic Investigation of Polyurethane Rubber Formation from CO2‐Containing Polyols [PDF]

open access: yes, 2020
A novel CO2 utilization technology allows for the inclusion of CO2 as carbonate units and double bond moieties to give additional functionality in polyether polyols.
Buchner, Georg A.   +5 more
core   +1 more source

Cordial physico-chemical characteristics of some trimethylolpropane triesters as base synthetic lubricant for turbo- jet aircrafts

open access: yesEgyptian Journal of Petroleum, 2018
The use of synthetic ester oils is presently an absolute necessity. Polyols ester type is the preferable synthetic lubricant to meet the demands of the lightweight gas turbine engine that used in civilian and military air crafts overcoming the lack ...
I.A. El-magly, H.K. Nagib, W.M. Mokhtar
doaj   +1 more source

Sugar Alcohols Have a Key Role in Pathogenesis of Chronic Liver Disease and Hepatocellular Carcinoma in Whole Blood and Liver Tissues. [PDF]

open access: yes, 2020
The major risk factors for hepatocellular carcinoma (HCC) are hepatitis C and B viral infections that proceed to Chronic Liver Disease (CLD). Yet, the early diagnosis and treatment of HCC are challenging because the pathogenesis of HCC is not fully ...
El-Said, Hala   +5 more
core   +2 more sources

Synthesis of some Polyol Esters and Diesters Catalyzed with SnO2 and Nano-SnO2 [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2019
Esterification reactions of some polyols and diols were investigated in the presence of SnO2 and nano-SnO2 and the results were compared with the catalyst-free conditions.
Sajjad Keshipour   +2 more
doaj  

Rare Polyene-polyol Macrolides from Mangrove-derived Streptomyces sp. ZQ4BG

open access: yesScientific Reports, 2017
Bioactive natural products from mangrove-derived actinomycetes are important sources for discovery of drug lead compounds. In this study, an extract prepared from culture of an actinomycete Streptomyces sp. ZQ4BG isolated from mangrove soils was found to
Wenling Wang   +6 more
doaj   +1 more source

Bioprocess development for biolubricant production using microbial oil derived via fermentation from confectionery industry waste [PDF]

open access: yes, 2018
Microbial oil produced from confectionery and wheat milling side streams has been evaluated as novel feedstock for biolubricant production. Nutrient-rich fermentation media were produced by a two-step bioprocess involving crude enzyme production by ...
Afroditi Chatzifragkou   +53 more
core   +1 more source

Study on the Formation Mechanism of Oil Sludge in Polyol Esters in Presence of High-Temperature Antioxidant N-Phenyl-α-naphthylamine

open access: yesLubricants
Compared with traditional lubricants, polyol ester lubricants exhibit superior oxidative stability and have been widely applied in extreme operating conditions such as aviation engines.
Cheng Cao   +3 more
doaj   +1 more source

Investigation on Synthesis of Trimethylolpropane (TMP) Ester from Non-edible Oil

open access: yesBulletin of Chemical Reaction Engineering & Catalysis, 2020
Trimethylolpropane (TMP) ester is an eco-friendly lubricant that fully biodegradable and known as bio lubricant. In this study, TMP ester was produced from waste cooking oil and rubber seed oil through a two-step synthesis approach.
Nurazreen Shazwin Kamarudin   +5 more
doaj   +1 more source

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