Results 11 to 20 of about 340 (70)

Hydrophobic Molecular Treatments of Cellulose-based or Other Polysaccharide Barrier Layers for Sustainable Food Packaging: A Review

open access: yesBioResources, 2022
Paper, nanocellulose, and other polysaccharide-based materials can be excellent candidates for food packaging barrier layers, except that they tend to be vulnerable to moisture.
Dorota B. Szlek   +2 more
doaj   +1 more source

SURFACE MODIFICATION OF SILICA NANOPARTICLES BY MEANS OF SILANES: EFFECT OF VARIOUS PARAMETERS ON THE GRAFTING REACTIONS

open access: yesJournal of Fundamental and Applied Sciences, 2018
The adsorption of four silanes, namely: N-(2-Aminoethyl)-3-aminopropyltrimethoxysilane (AEAPTMS), 3-methacryloxypropyltrimethoxysilane (MPTMS), allyltrimethoxysilane (ATMS), N-2-[(N-vinylbenzylamino)ethyl]-3-aminopropyltrimethoxysilane hydrochloride ...
O. Bounekta   +4 more
doaj   +1 more source

Dentin contamination during repair procedures: A threat to universal adhesives?

open access: yesClinical and Experimental Dental Research, 2022
Objective This study examined the influence of surface contamination during repair procedures with hydrofluoric acid, silane, or ammonium polyfluoride on the bond strength of universal adhesives to dentin using different etching modes before and after ...
Anne‐Katrin Lührs   +2 more
doaj   +1 more source

Extraction and Silylation of Cellulose Nanofibers from Agricultural Bamboo Leaf Waste for Hydrophobic Coating on Paper

open access: yesJournal of Natural Fibers, 2023
Bamboo leaves are a resource of cellulose fibers that can be further developed into value-added products. In this research, cellulose nanofibers were obtained from Tinwa bamboo leaves, and then chemically modified with (i) hexadecyltrimethoxysilane ...
Kamonwan Pacaphol   +2 more
doaj   +1 more source

Silane Reduction of 5-Hydroxy-6-methyl-pyridine-3,4-dicarboxylic Acid Diethyl Ester: Synthesis of Vitamin B6

open access: yesMolecules, 2003
Alternative methods for the synthesis of pyridoxine have been investigated. The key intermediate, 5-hydroxy-6-methyl-pyridine-3,4-dicarboxylic acid diethyl ester (5), was reduced with either a silane monomer (MeSiH(OEt)2) or a polysiloxane ...
Andrew G. Gum, Yves René Dumond
doaj   +1 more source

Iron Sequestration by Galloyl–Silane Nano Coatings Inhibits Biofilm Formation of Sulfitobacter sp.

open access: yesBiomimetics, 2023
Microbially-induced corrosion is the acceleration of corrosion induced by bacterial biofilms. The bacteria in the biofilms oxidize metals on the surface, especially evident with iron, to drive metabolic activity and reduce inorganic species such as ...
Reid E. Messersmith   +6 more
doaj   +1 more source

Effects of Proteins from Culture Medium on Surface Property of Silanes- Functionalized Magnetic Nanoparticles

open access: yesNanoscale Research Letters, 2008
Monodisperse magnetic nanoparticles (MNPs) were synthesized by thermal decomposition of iron-oleate and functionalized with silanes bearing various functional groups such as amino group (NH2), short-chain poly(ethylene glycol) (PEG), and carboxylic group
Chen ZP, Xu RZ, Zhang Y, Gu N
doaj   +1 more source

Catalytic Wittig and aza-Wittig reactions

open access: yesBeilstein Journal of Organic Chemistry, 2016
This review surveys the literature regarding the development of catalytic versions of the Wittig and aza-Wittig reactions. The first section summarizes how arsenic and tellurium-based catalytic Wittig-type reaction systems were developed first due to the
Zhiqi Lao, Patrick H. Toy
doaj   +1 more source

Different bonding agents effect on adhesive bond strength: lithium disilicate glass ceramic

open access: yesRevista de Odontologia da UNESP, 2020
Introduction The silanization of the ceramic surface prior to applying the adhesive and/or resinous materials plays an important role in bond strength. Nowadays, a new family of adhesive systems has been introduced into the market, aiming to simplify the
Marcos Daniel Septímio LANZA   +4 more
doaj   +1 more source

Efficacy and Safety of the Fixed-Dose Combination of Atorvastatin/Fenofibrate Versus Atorvastatin on the Lipid Profile of Patients with Type 2 Diabetes and Dyslipidemia

open access: yesCardiology and Therapy
Introduction In dyslipidemia associated with type 2 diabetes (T2DM), elevated triglycerides (TG), increased low-density lipoprotein cholesterol (LDL-C), and decreased high-density lipoprotein cholesterol (HDL-C) levels are commonly found, resulting in a ...
Francisco G. Padilla-Padilla   +9 more
doaj   +1 more source

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