Results 71 to 80 of about 2,252 (202)

New Materials for Additive Manufacturing: Thermal and Spectroscopic Analysis of pa 12–Clay Composites

open access: yesPolymers for Advanced Technologies, Volume 37, Issue 5, May 2026.
ABSTRACT This study investigated the thermal and spectroscopic properties of composites produced from Polyamide 12 (PA 12) and montmorillonite (MMT) or sepiolite (SEP) clays, for application in additive manufacturing. These properties are critical during the printing process, as they directly affect the balance between the energy input to the parts and
Joyce Batista Azevedo   +8 more
wiley   +1 more source

Organoclays Trap Recalcitrant Metals and Organic Compounds

open access: yes
The capability of organoclays as components of permeable sediment barriers has been researched extensively over the past several years. Organoclays have been used in permeable walls to block the movement of a DNAPL plume from an abandoned wood treating ...
Alther, George R.
core   +2 more sources

Adjustment of Coatings Morphology and Particle Distribution of Layered Silicates by Freeze‐Drying for Improved Gas Barriers

open access: yesAdvanced Engineering Materials, Volume 28, Issue 7, 8 April 2026.
Freeze‐drying of layered silicate is the key to get coatings with superior gas barrier. Freeze‐drying of layered silicates modified with dodecylamine (DDA) is a highly effective technique for the preparation of barrier pigments that significantly mitigate the permeation of oxygen, water vapor, and hydrogen through polymer films containing these ...
Joshua Lommes   +4 more
wiley   +1 more source

Corrosion Protection Enhancement via Rheology‐Optimized Clay‐Reinforced Fluoropolymer Coatings

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 13, April 5, 2026.
Organomodified montmorillonite yields a well‐dispersed, high‐tortuosity network in PVDF‐HFP coatings, improving rheology and producing superior barrier performance and adhesion compared to aggregated unmodified montmorillonite. ABSTRACT Poor adhesion and limited barrier performance constrain the corrosion protection efficacy of poly(vinylidene fluoride‐
Mark Rigel R. Ali   +3 more
wiley   +1 more source

Adsorption of paranitrophenol on mono, di and trialkyl surfactant intercalated organoclays -a comparative study

open access: yes, 2007
Organoclays were obtained by the cationic exchange of mono, di and tri alkyl chain surfactants [hexadecyltrimethylammonium bromide (HDTMAB0), dimethyldioctadecylammonium bromide (DDOAB), ethyltrioctadecylammonium bromide (MTOAB)] for sodium ions in an ...
Zhou, Qin   +3 more
core  

Surface‐Confined Nanoclays in Ethylene Butyl Acrylate Copolymer: Toward Smarter Flame Retardancy

open access: yesMacromolecular Materials and Engineering, Volume 311, Issue 4, April 2026.
This paper presents the design and characterization of nanostructured flame‐retardant systems based on ethylene–butyl acrylate and nanoclays. Two different approaches, namely bulk and surface‐coating, were exploited, comparing their effects on combustion behavior, ignition delay, and char formation.
Alberto Frache   +3 more
wiley   +1 more source

Mechanical, thermal and rheological characterization of polystyrene/organoclay nanocomposites containing aliphatic elastomer modifiers

open access: yesMaterials Research Express, 2020
In this study, organoclay containing polystyrene (PS) based nanocomposites were prepared by extrusion in the presence of aliphatic elastomer modifiers. Three different types of aliphatic elastomeric materials and three different types of organoclays were
Ali Sinan Dike, Ulku Yilmazer
doaj   +1 more source

Organoclays reduce arsenic bioavailability and bioaccessibility in contaminated soils

open access: yes, 2012
Purpose Naturally occurring layer silicate clay minerals can be value added by modifying their surface properties to enhance their efficacy in the remediation of environmental contaminants.
Rahman, Mohammad   +4 more
core   +2 more sources

Organoclays Based on Bentonite and Various Types of Surfactants as Heavy Metal Remediants

open access: yes
The rapid industrial development of civilization has led to the need for the development of new materials to clean up chemically contaminated wastewater and soils.
Architha Vijayalakshmi   +6 more
core   +1 more source

Comportamento de expansão de argilas bentoníticas organofílicas do estado da Paraíba Expansion behavior of organophilic bentonite clays from the State of Paraíba

open access: yesCerâmica, 2008
Argilas organofílicas apresentam uma vasta gama de aplicações industriais, desde a indústria do petróleo à farmacêutica e de cosméticos, passando pela retenção de resíduos e produção de nanocompósitos argila-polímeros.
R. R. Menezes   +4 more
doaj   +1 more source

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