نتایج جستجو برای: na montmorillonite nanoclay

تعداد نتایج: 269869  

Journal: :Tissue engineering. Part A 2014
Akhilesh K Gaharwar Shilpaa Mukundan Elif Karaca Alireza Dolatshahi-Pirouz Alpesh Patel Kaushik Rangarajan Silvia M Mihaila Giorgio Iviglia Hongbin Zhang Ali Khademhosseini

Musculoskeletal tissue engineering aims at repairing and regenerating damaged tissues using biological tissue substitutes. One approach to achieve this aim is to develop osteoconductive scaffolds that facilitate the formation of functional bone tissue. We have fabricated nanoclay-enriched electrospun poly(ɛ-caprolactone) (PCL) scaffolds for osteogenic differentiation of human mesenchymal stem c...

Journal: :Langmuir : the ACS journal of surfaces and colloids 2016
Amity Andersen Patrick N Reardon Stephany S Chacon Nikolla P Qafoku Nancy M Washton Markus Kleber

Molecular dynamics simulations, conventional and metadynamics, were performed to determine the interaction of model protein Gb1 over kaolinite (001), Na(+)-montmorillonite (001), Ca(2+)-montmorillonite (001), goethite (100), and Na(+)-birnessite (001) mineral surfaces. Gb1, a small (56 residue) protein with a well-characterized solution-state nuclear magnetic resonance (NMR) structure and havin...

Polypropylenes loaded with different alkyl ammonium-modified montmorillonite are prepared to utilize a melt-mixing technique in various ways. Two types of polypropylene and compatibilizer are incorporated to improve the dispersion of various types of nanoclay and the dyeing behavior of the nanocomposites with various disperses, so acid and basic dyes were studied. For the first time, the aim of...

Journal: :Water research 2014
Chi Yan Lai Andrew Groth Stephen Gray Mikel Duke

Membranes with more resilience to abrasive wear are highly desired in water treatment, especially for seawater desalination. Nanocomposite poly(vinylidene fluoride) (PVDF)/nanoclay membranes were prepared by phase inversion and then tested for abrasion resistance. Their material properties were characterized using Fourier-transform infrared spectroscopy (FTIR), thermogravimetric analysis (TGA),...

E. Abbaspour-Gilandeh S. C. Azimi,

A simple and efficient method for the synthesis of quinolines and polycyclic quinolines using Li+ modified nanoporous Na+-montmorillonite is described. This new nanocatalyst proceeds via Friedlander annulation under solvent-free conditions. It describes our observations about a trend of catalytic activity of Lithium cation in nanoporous Na+-montmorillonite. In this study, several types of 1,3-d...

2015
Murilo L. Bello Aridio M. Junior Bárbara A. Vieira Luiza R. S. Dias Valéria P. de Sousa Helena C. Castro Carlos R. Rodrigues Lucio M. Cabral

Layered drug delivery carriers are current targets of nanotechnology studies since they are able to accommodate pharmacologically active substances and are effective at modulating drug release. Sodium montmorillonite (Na-MMT) is a clay that has suitable properties for developing new pharmaceutical materials due to its high degree of surface area and high capacity for cation exchange. Therefore ...

Journal: :journal of nanostructures 2014
s. c. azimi e. abbaspour-gilandeh

a simple and efficient method for the synthesis of quinolines and polycyclic quinolines using li+ modified nanoporous na+-montmorillonite is described. this new nanocatalyst proceeds via friedlander annulation under solvent-free conditions. it describes our observations about a trend of catalytic activity of lithium cation in nanoporous na+-montmorillonite. in this study, several types of 1,3-d...

Journal: :Composites and advanced materials 2023

This research paper focuses on the tribology analysis of MMT - Montmorillonite nanoclay alkali-treated coconut sheath reinforced hybrid composite. The study aims to analyze mechanical properties polymer composites as compared traditional synthetic fibers. specific impact clay material’s is also considered. experimental method involves use compression molding for fabrication, and various treatme...

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