نتایج جستجو برای: dodecyl trimethyl ammonium bromide
تعداد نتایج: 56361 فیلتر نتایج به سال:
The solubility of cholesterol in mixed aqueous ionic and non-ionic micellar systems in the presence and absence of salts and ionic dyes has been studied. The mixed micellar system of cetyl trimethyl ammonium bromide and Triton X-100 solubilized more cholesterol than a system consisting of sodium dodecyl sulfate and Triton X-100. The influence of salts and dyes on these systems was moderate but ...
Metal–organic frameworks (MOFs) featuring porous structures and large specific surface areas have shown great potential in removing organic pollutants from wastewater via adsorption processes. Although the particle size of MOFs determines performance (something known as size-dependent effect), engineering it into desirable dimensions for enhancing is a challenge. Here, we develop practical faci...
A novel method utilizing non-aqueous capillary electrophoresis (NACE) with indirect ultraviolet detection (IUD) has been developed for the analysis of five quaternary ammonium compounds (QACs). The QACs analyzed in this study include dodecyl trimethyl bromide, tetradecyl dioctyl dimethyl chloride, octyldecyl chloride and didecyl dimethy bromide. separation process was carried out on an uncoated...
The study presents a more efficient way of exfoliating MoS2 in water and the exfoliated was used an electrode. electrodes were prepared from (active material)–nanocrystalline cellulose (binder) with carbon nanotubes (electron-conducting support) demonstrated zinc battery half-cell that showed Coulombic efficiency 90%. Successful exfoliation done by sonication bulk sulfated nanocrystals (CNC) fo...
Mesoporous carbon spheres (MCS) have been fabricated from structured mesoporous silica sphere using chemical vapor deposition (CVD) with ethylene as a carbon feedstock. The mesoporous carbon spheres have a high specific surface area of 666.8 m2/g and good electrochemical properties. The mechanism of formation mesoporous carbon spheres (carbon spheres) is investigated. The important thing is a s...
Surfaces of a Wyoming SWy-2 sodium montmorillonite were modified using microwave radiation through intercalation with the cationic surfactants octadecyl-trimethyl ammonium bromide, dimethyldioctadecylammonium bromide, and methyl-tri-octadecyl ammonium bromide by an ion exchange mechanism. Changes in the surfaces and structure were characterized using X-ray diffraction (XRD), thermal analysis (T...
گزارش شده فوتوکاتالیست های نیمه رسانای ناهمگن برای تجزیه نوری ترکیبات الاینده مناسب هستند. بسیاری از اکسیدهای نیمه رسانا نظیر sno2, bi2o3, zno, tio2 و غیره به عنوان فوتوکاتالیست در واکنشهای شکست آب? سنتز ترکیبات آلی و حذف آلودگی پسابها می توانند بکار گرفته شوند. نانو کامپوزیت ها سرعت جفت شدن? جفت الکترون- حفره را برای رسیدن به بهترین عملکرد فوتوکاتالیستی کاهش می دهد. در این تحقیق نانو ذره فوتوک...
Four cost effective organoclays were synthesized, characterized, and studied for the sorption of hydrophobic compounds (edible oil/grease and hydrocarbon oil) from aqueous solutions. Organoclays were prepared by cation exchange reaction of lattice ions (present onto the surface of laterite and bentonite clay minerals) with two surfactants, hexadecyl trimethyl ammonium chloride (HDTMA-Cl) and te...
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