نتایج جستجو برای: nanoclay

تعداد نتایج: 770  

The aim of this work is to probe the influence of nanoclay and turmeric spends content on microcrystalline of vinyl ester hybrid nanocomposites. A series of vinyl ester hybrid nanocomposites have been fabricated with varying amounts of TS viz., 0, 2.5, 5, 7.5 and 10 % w/w along with 2% nanoclay. The microcrystalline parameters such as crystallite size and lattice strain of vinyl ester hybrid na...

ژورنال: علوم آب و خاک 2015
بهاری, مرضیه , شاه‌نظری, علی ,

Transporting borrow materials for proper infrastructure of water channels to bear the load of such structures is important in the development plans. Therefore, in this research clay nanocomposite material with a weight ratio of %1 was added to the soil. Soil sample was taken from the bed of the C25 canal (distributary of GanjAfrooz diversion dam within Alborz project area) at various intervals ...

   Drilling fluids are an essential component of the rotary drilling process used to drill for oil and gas on land and offshore environments. The injection of this nano particle into drilling fluid increases the viscosity levels fluids. In these experiments, the rheological properties of the fluid including apparent viscosity (AV), plastic viscosity (PV), yielding point (YP), mud c...

Journal: :Eastern-European Journal of Enterprise Technologies 2021

This paper reports a study into the effect of nanoclays on water-resistance intumescent system ammonium polyphosphate/melamine/pentaerythritol/titanium dioxide/polymer (ethylene vinyl acetate (EVA) or styrene acrylate (SA). It has been established that adding nanoclay to coating based ethylene increases fire resistance limit metal plate by 30 %, and – 50 %. At same time, coatings include EVA po...

Journal: :Nanomedicine : nanotechnology, biology, and medicine 2015
Kevin C Baker Tristan Maerz Hussein Saad Philip Shaheen Rangaramanujam M Kannan

UNLABELLED The development of synthetic bone grafts with requisite mechanical and morphological properties remains a key challenge in orthopaedics. Supercritical carbon dioxide (scCO2)-processed nanocomposites consisting of organically-modified montmorillonite clay dispersed in poly-d-lactide (PDLA) have shown structural and mechanical properties similar to corticocancellous bone. Using quantit...

2011
Seok-In Hong Hyun-Hee Lee Jong-Whan Rhim

Brittleness and other properties such as low thermal stability, medium gas barrier properties and low solvent resistance (e.g., against water) of the pure biopolymer film are often insufficient for food packaging applications. The nanoscale distribution of nanoclays (such as montmorillonite, saponite or hectorite), with a high aspect ratio (100-1,500) and extremely high surface-to-volume ratio ...

2011
Seyed Mostafa Mousavinasab Mohammad Atai Bagher Alavi

OBJECTIVES To compare the microleakage among experimental adhesives containing nanoclay fillers after the storages of 24 hours and 6 months. MATERIALS AND METHODS Class V cavities were prepared on extracted human molars with the occlusal margins located in enamel and the cervical margins in cementum. Phosphoric acid was applied to the enamel and dentin margins.Subsequently, the cavities were ...

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