The initial boiling point of lubricating oil as an indicator for the assessment of the possible contamination of lubricating oil with diesel oil

L Chybowski - Energies, 2022 - mdpi.com
This article provides a brief introduction to the indicators of the volatility and flammability of
lubricating oils and fuels. It is proposed that the initial boiling point be used as an indicator of …

Mutual Solubilities between Ethylene Glycol and Organic Diluents: Gas Chromatography and NMR

M Atanassova, V Kurteva - Molecules, 2023 - mdpi.com
In this work, the mutual solubilities of sets of organic diluents (CHCl3, C6H6, C2H4Cl2,
CCl4, C6H12, and n-hexane) with the organic compound ethylene glycol are investigated …

Impact of Geometric and Electronic Factors on Selective Hydro-Deoxygenation of Guaiacol by Surface-Rich Metal/Silica Catalysts

N Kretzschmar, O Busse, M Seifert - Catalysts, 2023 - mdpi.com
The selective production of hydrocarbons for the chemical industry from biogenic feedstock
is a significant challenge when ensuring hydrocarbon and fuel supply, despite the …

A spectroscopic response factor-based toluidine blue assay towards a universal assay protocol for sulfated polysaccharides: Application to fucoidan content in crude …

AA Abdella, R Ulber, A Zayed - Journal of Pharmaceutical and Biomedical …, 2023 - Elsevier
Sulfated polysaccharides (SPS) have attracted a lot of interest because of their diverse
pharmacological functions. Numerous scientific studies have shown that SPS exhibit better …

Variability of internal standard method calibration factors estimated with a multifactorial Taguchi experiment in the analysis of alcoholic products by gas …

A Korban, R Čabala, V Egorov… - Journal of Separation …, 2024 - Wiley Online Library
This study compares the variability of relative response factors (RRFs) using Taguchi's
multifactorial analysis for two internal standard (IS) methods in gas chromatography (GC) for …

Highly Selective Alkaline Oxide Promoted Ni/silica for the Production of Cyclohexanol/‐one from Lignin‐Derived Guaiacol

N Kretzschmar, O Busse, M Roslova… - …, 2023 - Wiley Online Library
Catalytic hydrodeoxygenation (HDO) is a promising route to upgrade bio‐oils from plants or
pyrolysis to basic chemicals. KA‐oil (cyclohexanol/‐one) is an example of a highly valuable …

[HTML][HTML] Controlling the reaction network of Ni/silica derived conversion of bio-oil surrogate guaiacol

N Kretzschmar, O Busse, M Seifert - Carbon Resources Conversion, 2024 - Elsevier
Replacing fossil carbon sources with green bio-oils is a promising route to switch to a
sustainable chemical industry, although their high oxygen contents are challenging …