نتایج جستجو برای: organosilicon compounds
تعداد نتایج: 226849 فیلتر نتایج به سال:
The Impact of Vinylotrimethoxysilane-Modified Linseed Oil on Selected Properties of Impregnated Wood
This study aimed to examine the effect of organosilicon compounds-modified linseed oil parameters on wood utility properties. Linseed silylation with an compound containing a vinyl group (vinyltrimethoxysilane) has made it possible synthesize products characterized by high stability in storage. The impregnation these resulting contributed increased resistance protected water exposure when compa...
چکیده ندارد.
The co-sensitization of organic silyl-anchor dyes in dye-sensitized solar cells (DSSCs) using carbazole and coumarin dyes with organosilicon tethers for binding to titanium dioxide has been examined. We have succeeded in fabricating a high-performance DSSC with a light-to-electric energy conversion efficiency of 12.8% under one sun simulated solar irradiation.
Organosilicon-mediated, regioselective acetylation of vicinal- and 1,3-diols is presented. Methyl trimethoxysilane or dimethyl dimethoxysilane was first used to form cyclic 1,3,2-dioxasilolane or 1,3,2-dioxasilinane intermediates, and subsequent acetate-catalyzed monoacylation was efficiently performed by addition of acetic anhydride or acetyl chloride under mild conditions. The reaction exhibi...
The analysis of the available bibliographic data on influence silicon and its compounds physiological processes in plants was carried out. purpose work to determine effect organosilicon growth regulator Energia-M concentrations 10, 50, 80 mg/l productivity early-ripening potato Zhukovsky cultivar grown grey forest soils a greenhouse. Low 50 did not activity significantly. concentration increase...
This brief review will be concerned with heterolytic cleavages of carbon— silicon and related bonds, and will concentrate on some more recent investigations by the author and his co-workers. The C—Si bond is fairly stable towards homolytic fission, and under free radical conditions the C—H bonds of organosilicon compounds are usually more readily attacked than the C—Si bonds1. The C—Si bond is ...
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