Results 81 to 90 of about 38,934 (355)

Development of polyamide-6/chitosan membranes for desalination

open access: yesEgyptian Journal of Petroleum, 2014
This article deals with “developing novel polyamide-6/chitosan membranes for water desalting using wet phase inversion technique”, in which novel polyamide-6/chitosan membranes were prepared using an appropriate polymer concerning the national ...
A. EL-Gendi   +3 more
doaj   +1 more source

Stabilization of Polymeric Nanofibers Layers for Use as Real-Time and In-Flow Photonic Sensors [PDF]

open access: yes, 2019
In order to increase the sensitivity of a sensor, the relationship between its volume and the surface available to be functionalized is of great importance.
García-Rupérez, Jaime   +5 more
core   +3 more sources

Delamination resistant composites by interleaving bio-based long-chain polyamide nanofibers through optimal control of fiber diameter and fiber morphology [PDF]

open access: yes, 2020
In this work an innovative electrospinning system is proposed that simultaneously has an adequate temperature resistance, a high increase in mode I (þ51%) and mode II (þ96%) delamination performance and can be commercially produced.
Daelemans, Lode   +5 more
core   +2 more sources

Engineered Heparinized GQDS/HPEI–Polyamide Membrane for Bilirubin Removal via One Step Anti Coagulation

open access: yesAdvanced Materials Interfaces, EarlyView.
A multifunctional heparinized polyamide membrane embedded with graphene quantum dots (GQDs) and hyperbranched polyethyleneimine (HPEI) is engineered for efficient bilirubin removal via a one‐step anticoagulation–adsorption process. The membrane demonstrates enhanced hemocompatibility, prolonged clotting times, and high bilirubin adsorption capacity ...
Abdur Rehman Mushtaq Ahmad   +6 more
wiley   +1 more source

Uso da cinza da casca de arroz como carga em matrizes de poliamida 6 e poliamida 6.6 Study of the use of rice husk ash as filler in polyamide 6 and polyamide 6.6 matrices

open access: yesPolímeros, 2007
Este trabalho avalia a utilização da cinza da casca de arroz como carga estrutural em poliamida 6 e poliamida 6.6. Estas matrizes poliméricas são importantes plásticos de engenharia com aplicações em várias áreas.
Waldir P. Ferro   +2 more
doaj   +1 more source

Electro-spinning/netting: A strategy for the fabrication of three-dimensional polymer nano-fiber/nets. [PDF]

open access: yes, 2013
Since 2006, a rapid development has been achieved in a subject area, so called electro-spinning/netting (ESN), which comprises the conventional electrospinning process and a unique electro-netting process. Electro-netting overcomes the bottleneck problem
Ding, Bin   +4 more
core   +1 more source

Vat Polymerization 3D Printing for Controlled Drug Release Applications

open access: yesAdvanced Materials Technologies, EarlyView.
ABSTRACT Vat polymerization (VP) 3D printing, a light‐based additive manufacturing technique, has emerged as a promising technique for fabricating complex drug delivery systems with high precision and spatial resolution. This layer‐by‐layer manufacturing process enables the creation of intricate geometries and customizable architectures, which are ...
Hafiz Busari   +2 more
wiley   +1 more source

Nanofibrous polyamide 6 scaffolds promote adhesion of endothelial cells

open access: yesCurrent Directions in Biomedical Engineering, 2018
The usage of synthetic scaffolds is a promising approach in development of implant materials. In this study we fabricated nanofibrous nonwovens of polyamide 6 (PA-6) by means of electrospinning and performed a systematic characterization with regard to ...
Khaimov Valeria   +4 more
doaj   +1 more source

Characterization of polyamide-6/ propolis blended electrospun fibers

open access: yesHeliyon, 2020
Polyamide-6 (PA-6) nanofibers and PA-6/propolis ethanolic extract (EEP) blended fibers were prepared having electrospun their solutions in formic acid as solvent.
Bibi Marzieh Razavizadeh   +1 more
doaj   +1 more source

Double yielding behaviors of polyamide 6 and glass bead filled polyamide 6 composites

open access: yesPolymer Testing, 2005
Double yield points before necking were observed in injection molded specimens of polyamide 6 (PA6) and PA6/glass bead (GB) composites under tensile loading. The results indicated that the unusual phenomenon was in correlation with the tensile velocity, the composition of the composites and the crystallinity of the matrix at different stages in the ...
Gui-Fang Shan   +5 more
openaire   +1 more source

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