نتایج جستجو برای: and carboxymethyl cellulose cmc at three concentrations of 01
تعداد نتایج: 24222387 فیلتر نتایج به سال:
Edible coatings based on natural sources are a good alternative to protect and increase the shelf-life of fruits. In this work, active carboxymethyl cellulose (CMC)-based edible enriched with functional ingredients, extracted from spent coffee grounds (SCG), were produced used fresh goldenberries. Thus, three different treatments tested goldenberries: (i) coating CMC (CMC-based coating); (ii) C...
The influence of adding different polysaccharides (locust bean gum, LBG; methyl cellulose, MC; and carboxymethyl cellulose, CMC) to gluten-based biodegradable polymeric materials was assessed in this work. Gluten/polysaccharide/plasticiser bioplastics were prepared at different polysaccharide concentrations (0-4.5%) and pH values by mixing in a two-blade counter-rotating batch mixer (at 25 °C u...
the purpose of this study is to investigate the relationships between teachers’ immediacy behaviors and iranian students’ willingness to talk in english classes. analysis of the results from willingness to talk scale represents a relatively high level of willingness to talk in english classrooms among iranian language learners. the total mean score of students’ willingness to talk was 66.3 ou...
This article aims to study the effect of concentration with additives on kinematic viscosity crude oils. Additionally, influence solvents that reduces heavy oil significance their functions in flow rate oil, which is transported by conveyor pipes long distances. Different concentrations polymers different types named as Polyvinyl chloride (PVC), Sodium dodecyl sulfate (SDS) and Carboxymethyl ce...
To improve the dispersion effectiveness of carbon nanotubes (CNTs) in epoxy and adhesion resulted composites on steel substrates, this paper proposed to surface treat CNTs using carboxymethyl cellulose (CMC) epoxy-CNTs composite. The characterizations properties reinforced by CMC treated were then systematically investigated. with three different weight fractions (0.5%, 1%, 2%) CMCs their compo...
The design of novel binder systems is required for the high capacity silicon (Si) anodes which usually undergo huge volume change during the charge/discharge cycling. Here, we introduce a poly (acrylic acid sodium)-grafted-carboxymethyl cellulose (NaPAA-g-CMC) copolymer as an excellent binder for Si anode in lithium ion batteries (LIBs). The NaPAA-g-CMC copolymer was prepared via a free radical...
this research is a study on indicators of listening instruction in iranian english as a foreign language (efl) curriculum at guidance school and high school educational levels. this thesis aims at determining: a) the indicators of listening instruction at guidance school and high school efl curriculum. b) the indicators of listening instruction in irans guidance school and high school efl curri...
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. ...
Background and Objectives: Microbial activity is the main factor in spoiling food products, which not only changes their texture and taste but also causes economic damage and poisoning. The present study aimed to assess the effects of essential oil of Bane (Pistacia atlantica) on physico-mechanical and antimicrobial properties of gelatin- carboxymethyl cellulose film. Materials and Methods: ...
A carboxymethyl cellulose (CMC)/polyethyleneimine (PEI) hybrid hydrogel was successfully prepared under green processing conditions. The CMC and PEI formed a polyelectrolyte complex, the three-dimensional (3D) network structure hardened by chemical crosslinking, resulting in suitable properties. In CMC/PEI hydrogel, surface charge easily switched according to pH change, swelling contraction rev...
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