نتایج جستجو برای: cmc carboxymethyl cellulose
تعداد نتایج: 35412 فیلتر نتایج به سال:
The viscosity distribution of the liquid around a rising bubble in carboxymethyl cellulose (CMC) aqueous solutions was measured experimentally by particle image velocimetry (PIV). The effect of the concentration of CMC solutions on the viscosity distribution around a bubble and the coupling relations between the viscosity field, flow field and shear stress field were also studied. Results indic...
Selected carbon sources including soluble carboxymethyl cellulose (CMC), insoluble microcrystalline cellulose (MCC), and single (SS)/mixed lignocellulosic substrates (MS), were evaluated for endoglucanase production by B. aerius S5.2. The lignocellulosic substrates of oil palm empty fruit bunch (EFB), oil palm frond (OPF), rice husk (RH), and their mixture (MS) supported growth of the strain be...
Abstract Carboxymethyl cellulose(CMC) was extracted from cultivated banana peel (BP) agricultural waste. Cellulose first BP through delignification, bleaching and hydrolysis processes. Then, CMC prepared by the carboxymethylation reaction using monochloroacetic acid as a modifying agent. A mixture of 30% sodium hydroxide solution isopropanol used solvent medium for etherification with time 1-5 ...
The effect of cellulase treatments on the rheology of carboxymethyl cellulose (CMC) solutions was studied using a rotational viscometer. The rheological behaviors of CMC solutions of different molecular mass and degrees of substitution where studied as a function of time after various treatments. These solutions were subjected to active and heatdenatured cellulase, a cationic polyelectrolyte (C...
This article describes a single-centre, non-comparative evaluation set out to assess the clinical performance and patient acceptability of a new carboxymethyl cellulose (CMC) wound dressing. Twenty patients in a community setting, aged between 34-97 years, were recruited. The progression of various types of wounds with different levels of exudate was documented over 4 weeks. No adherence to the...
The effects of rokitamycin (RKM), a macrolide antibiotic, on young rats with hyperbilirubinemia were investigated. RKM at a dose of 1,000 mg/kg was orally administered to 14-day-old rats with hereditary, non-hemolytic hyperbilirubinemia (homozygous Gunn rats, total plasma bilirubin concentration: about 7 mg/dl). Animals given 10 ml/kg of 0.5% carboxymethyl cellulose (CMC) were used as control. ...
Carboxymethyl cellulose (CMC) is considered a non-toxic, biodegradable and biocompatible polymer. CMC-based films are rated as flexible, clear, odorless, moderately tear resistant, resistant to oil grease migration, water soluble. Due its hydrophilicity, CMC can serve matrix encapsulate hydrophobic substances, like essential oils, by emulsion dispersions. The of rue (Ruta graveolens) has antifu...
Thermal characteristics of egg white proteins (EWP) may differ in the presence of saccharides. Therefore, the influence of saccharides including carboxymethyl cellulose (CMC), pectin, sucrose and maltodextrin and heating time on physicochemical characteristics of EWP as a whole were studied. Investigation of Heat Coagulation Time (HCT), solubility, turbidity and protein secondary structure of h...
The solution casting method was utilized to synthesize nanocomposite films of chitosan (Cs)/CuO, Cs/graphene oxide (GO), carboxymethyl cellulose (CMC)/TiO2, CMC/GO, sodium alginate (Na-Alg)/TiO2, and Na-Alg/GO owing their various applications. influence CuO, TiO2 GO concentration on the optical properties Cs, CMC Na-Alg studied by UV-Vis Spectroscopy. absorbance increased with increasing filler...
The question addressed was whether the essential oil components, carvacrol and cinnamaldehyde, would have an interactive effect with regard to growth performance. One-day old female broiler chickens were subjected to one of 5 dietary treatments for 21 days: a base diet as a negative control, the base diet with 1% Carboxymethyl cellulose (CMC), the CMC diet with 200 ppm carvacrol, the CMC diet w...
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