The design and development of an environmentally benign porous adsorbent for effective simultaneous adsorption organic dyes heavy metals from water are important but remain a big challenge. Herein, we have designed layered double hydroxide/metal-organic framework-based hierarchical nanocomposite (LDH/MOF HNC) by facile, room-temperature in situ approach. This paper the first time reports trimodal micro-meso-macroporous LDH/MOF composite with high surface area (surface 1282 m2 g-1 pore volume...

In this paper, we report an environmentally-friendly and low cost synthetic approach for large-scale fabrication of 2-dimentional porous Ni/Co-NO3-based layered double hydroxide (Ni/Co-NO3-LDH) nanosheet through ultrasonic-assisted process. The synthesis procedure used ethylene glycol/water system as eco-friendly solvent system. synthesized LDH was characterized by FE-SEM, TEM, XRD, FT-IR techniques. FE-SEM TEM images showed structure surface morphology the LDH. Also, For Ni/Co-NO3-LDH, a...

Abstract The development of easier, cheaper, and more effective synthetic strategies for hierarchical multimodal porous materials multi-shell hollow spheres remains a challenging topic to utilize them as adsorbents in environmental applications. Here, the architecture micro–meso–macroporous silica with pollen-like morphology (MS-HMS-PL) has been successfully synthesized via facile soft-templating approach characterized first time. MS-HMS-PL sub-microspheres showed trimodal pore high surface...

To date, many nanoadsorbents have been developed and used to eliminate heavy metal contamination, however, one of the challenges ahead is preparation adsorbents from processes in which toxic organic solvents are least possible amount. Herein, we a new carboxylic acid-functionalized layered double hydroxide/metal-organic framework nanocomposite (LDH/MOF NC) using simple, effective, green situ method. UiO-66-(Zr)-(COOH)2 MOF nanocrystals were grown uniformly over whole surface...

Removal of toxic heavy metals from aquatic environments has become a major concern due to environmental problems and the potential hazards risks posed by them. Nowadays, adsorption method as one most effective methods removing pollutants attracted increasing attention among chemists researchers. However, challenges is design develop more adsorbents well prepare them via greener safer approaches. In line with these goals, functionalized Ni50Co50-layered double hydroxide/UiO-66-(Zr)-(COOH)2...

It is no longer news that the world in midst of a freshwater crisis, with future health both humans and environment being threatened by heavy metal pollution. Accordingly, attempts at removing toxic metals from water are attracting considerable attention around world. As result, for first time, amine-modified MCM-41/polymer matrix nanocomposites (m-MCM-41/PMNCs) have been applied to remove hexavalent chromium species (CrVI) aqueous solution. Poly(methyl methacrylate), poly(vinyl alcohol),...

In this study, two common industrial polymers, poly(methyl methacrylate) (PMMA) and polystyrene (PS), were incorporated into amine-functionalized MCM-41 mesoporous silica as reinforcement agents via an ultrasonic assisted method a facile, fast, eco-friendly, versatile synthetic tool. Amino functionalization of performed by 3-aminopropyl triethoxysilane coupling agent it is denoted APTS-MCM-41. The obtained nanocomposites (NCs), APTS-MCM-41/PMMA APTS-MCM-41/PS, characterized Fourier transform...

Novel mesoporous silica nanocomposites for adsorption of Cu(<sc>ii</sc>) from aqueous solution were prepared by <italic>in situ</italic> polymerization MMA and modified KIT-6 as filler.

Abstract Experimental and computational works were carried out on a new type of mesoporous silica. In the experimental section, functionalized hollow mesosilica spheres prepared via facile technique then evaluated using some analytical techniques (FESEM, TEM, L-XRD, FTIR, BET-BJH, TGA). The obtained results revealed that synthesized material had structure with diamino-grafted porous shell. molecular separation crystal Violet (CV) neutral Red (NR) dyes from water investigated by adsorption...

Abstract In the path of walking on road sustainable and eco-friendly production methods for manufacturing nanomaterials utilizing them in environmental applications, this article deals with prosperous synthesis a biogenic cyclam-functionalized homologous SBA-15 (BCFH-SBA-15). For purpose, agricultural waste extensively consumed sorghum was used as rich source silica preparation BCFH-SBA-15 bimodal micro-mesoporous architecture substantial surface area 325 m 2 g –1 through simple one-pot...

The addition of nanoboehmite as a nanofiller into the polymer matrix led to improvement thermal properties and increased active sites nanocomposites for Cu(<sc>ii</sc>) removal.

ABSTRACT Porous amine‐modified MCM‐41/Nylon‐6 nanocomposite (NH 2 ‐MCM‐41/NY6 NC) was synthesized by a facile solution casting protocol, which used as an effective adsorbent for the removal of Cu(II) and Cd(II) from aqueous media. The physicochemical properties NH NC were studied scanning transmission electron microscopies, thermogravimetric analysis, etc. influence pH, dose, contact time initial concentration on adsorption performance investigated in detail. Kinetic isotherm parameters...

Abstract A facile and one‐pot strategy for the preparation of novel diamino‐functionalized hollow siliceous spheres (DAF‐HSS) is suggested. Field‐emission scanning electron microscopy (FE‐SEM) images DAF‐HSS showed a monodispersed sphere morphology. Also, TEM revealed that has porous structure with parallel semi‐long‐range channels. material was used as an adsorbent removal hazardous monocationic dyes in aqueous solution. Neutral red (NR) crystal violet (CV) were selected model compounds....