نتایج جستجو برای: nanoclay particles

تعداد نتایج: 157032  

Journal: :journal of ultrafine grained and nanostructured materials 2013
shokoofeh dolati abdolhosein fereidoon ali sabet

this study investigated the influence of nanoclay on the impact damage resistance of glass fiber-epoxy composites under high velocity ice impact loading. addition of 0.5 wt. % nanoclay into epoxy was shown to improve damage resistance compared to composite plates having no nanoclay platelet. the glass fiber-epoxy composites containing nanoclay brought about substantial improvement in ice impact...

Journal: :علوم و تکنولوژی پلیمر 0
مهسا رستملو مهدی نوری جواد مختاری

nanofber  mats  of  poly(ε-caprolactone)/nanoclay  nanocomposites  were fabricated by electrospinning. the effects of the solution concentration and  the  nanoclay  content  of  nanocomposite  materials  on  the  fnal nanofber  structure were  investigated. morphology  and  diameter  of  the  nanofbers were studied using optical and scanning electron microscope. it was observed that the  poly(ε...

2016
Yi Zhang Mei Long Peng Huang Huaming Yang Shi Chang Yuehua Hu Aidong Tang Linfeng Mao

Nanoclay can be incorporated into emerging dual functional drug delivery systems (DDSs) to promote efficiency in drug delivery and reduce the toxicity of doxorubicin (DOX) used for thyroid cancer treatment. This paper reports the expansion of the basal spacing of kaolinite nanoclay was expanded from 0.72 nm to 0.85 nm, which could provide sufficiently spacious site for hosting doxorubicin molec...

Journal: :analytical and bioanalytical chemistry research 0
zahra hassanzadeh siahpoosh imam khomeini international university (ikiu), qazvin, iran majid soleimani imam khomeini international university (ikiu), qazvin, iran

this article presents the method of extraction-preconcentration of lead, cadmium, and nickel ions from food samples using the ghezeljeh montmorillonite nanoclay (geleh-sar-shoor) as a new native adsorbent in batch single component systems. the extraction-preconcentration of heavy metals were carried out by applying the solid phase extraction (spe) method followed by atomic absorption spectrosco...

Journal: :civil engineering infrastructures journal 0
hasan taherkhani assistant professor, civil engineering department, university of zanjan, zanjan, iran

this paper describes the effects of reinforcement by randomly distributed nylon fibers and addition of nanoclay on some engineering properties of a typical asphalt concrete. the properties of asphalt concrete reinforced by different percentages of 25 mm nylon fibers have been compared with those of the mixtures containing different percentages of nanoclay and those in which both the fibers and ...

Background and Objectives: In recent years, edible films and coatings that are nutritious and able to significantly control microbial loads for the food safety have been further popular. In this study, effects of nanoclay film of citrus essential oil on bacterial pathogens of Listeria monocytogenes, Vibrio parahaemolyticus, Streptococcus iniae and Salmonella typhi were investigated in fishery p...

Journal: :Minerals 2022

Engineered nanoparticle–support interaction is an effective strategy for tuning the structures and performance of engineered nanoparticles. Here, we show that dehydroxylation kaolinite nanoclay as support could induce zinc oxide–kaolinite interactions. We used free energy theory, electron microscopy, X-ray photoemission spectroscopy to identify strengths between metal oxides underlying induced ...

Journal: :Polymers for Advanced Technologies 2021

The increasing environmental pollution with petroleum-based plastics has advanced research on biodegradable polymers. Thermoplastic starch (TPS) is one promising candidate due to wide availability from various renewable sources, low cost and biodegradability. However, TPS significant shortcomings, as high water sensitivity mechanical properties. An approach overcome these drawbacks adding nanof...

This study investigated the influence of nanoclay on the impact damage resistance of glass fiber-epoxy composites under high velocity ice impact loading. Addition of 0.5 wt. % nanoclay into epoxy was shown to improve damage resistance compared to composite plates having no nanoclay platelet. The glass fiber-epoxy composites containing nanoclay brought about substantial improvement in ice impact...

Journal: :Polimery 2023

The influence of the bentonite content (1, 3, 5 wt%) on mechanical properties lightweightcotton (C), polyester (P) and polyester-cotton (P/C 50/50) fabrics was investigated. Starch used asa water-insoluble binder for coating fabrics. Bentonite nanoparticles were obtained by repeated hydration,decantation evaporation water dispersion. particle size determinedby XRD method using Debye-Scherrer eq...

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