نتایج جستجو برای: nanoclay

تعداد نتایج: 770  

Journal: :Dalton Transactions 2021

A superoxide dismutase mimicking nanocomposite of remarkable functional and colloidal stability was developed by sequential adsorption polyelectrolytes metal complexes on nanoclay particles.

Journal: Polyolefins Journal 2018

This study presents methods for treating a kind of nanoclay and investigates the effects of methylaluminoxane (MAO) exposure time and or dodecylamine (DDA) reflux time on in-situ polymerization of ethylene in the presence of nanoclay and examines the morphology and properties of the prepared polyethylene/clay nanocomposites. The results revealed that by increasing MAO exposure time productivity...

Journal: :مهندسی عمران فردوسی 0
سعید غفارپور جهرمی نبی ا... احمدی شهرام وثوق علی خدایی

modified bituminous materials can bring real benefits to highway maintenance/construction, in terms of better and longer lasting roads, and savings in total road life castings. this paper present the effect of there novel modifier as precipitated calcium carbonate (pcc) and two type of nanoclay on rheological properties of bitumen binder. various blends of modifier and bitumen were selected and...

Different amounts of nanoclay were incorporated into the acrylic resin matrix at 0, 1, 3, and 5 wt.% loadings. The coatings were applied on low carbon steel plates. Optical microscopy, sedimentation test, transmission electron microscopy, and X-ray diffraction were employed to investigate the dispersion of nanoclay in matrix. The corrosion resistance of coatings was evaluated by electrochemical...

Alireza Tabarsa SeyedJassem Hosseini

In this study the performance of clay nano-particles on the soil reinforced with Polypropylene fibers (PP-fiber) has been investigated. Also a series of investigations concerning the effect of random orientation of fibers on the engineering behaviour of soil were conducted. Soil mixtures were modified with varying percentages of nanoclay and Fibers. Unconfined compressive strength (UCS), Compac...

The aim of this study was to produce Carboxy Methyl Cellulose (CMC) and Poly Vinyl Alcohol (PVA) films and to enhance their properties by reinforcing them with nanoclay particles. Thus, nanocomposite films were prepared with blending of CMC and PVA, as a matrix and several filler loadings of nanoclay particles. The various formulations of nanocomposite films obtained with casting m...

جهانگیری, مهدی, رحیمی فروشانی, عباس, شاه طاهری, سید جمال‌الدین, میرزایی علی‌آبادی, مصطفی, نادری, قاسم,

 Background & Objectives: Dermal exposure to chemical agents can result in a variety of occupational diseases and disorders, including occupational skin diseases and systemic toxicity . T he present paper focused on transport properties of nanocomposite based on carboxylated nitrile butadiene rubber (XNBR)-nanoclay.  Methods: In this study, XNBR gloves nanocomposite were prepared a...

Journal: :Lubricants 2021

This manuscript describes a rheological and tribological study carried out on eco-friendly lubricants. These ecolubricants were made up of nanoclays as dispersed phase (a layered nanosilicate (montmorillonite Cloisite 15A) fiber-like nanoclay (sepiolite Pangel B20)) vegetable-based oil continuous (castor (CO), high oleic sunflower (HOSO) their mixtures). A series nanoclay-based prepared by vary...

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