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Asymmetric polyamide nanofilms with highly ordered nanovoids for water purification

open access: yesNature Communications, 2020
Structure and morphology are critical to the performance of permeable and selective polyamide membranes in water purification. Here, the authors report a two layer asymmetric polyamide nanofilm in which a spherical polyamide dendrimer porous lower and a ...
Bingbing Yuan   +2 more
exaly   +2 more sources

Determining the Composition of Imported Recycled Plastics with Differential Scanning Calorimetry [PDF]

open access: yesE3S Web of Conferences, 2021
The analysis of the composition of recycled plastics is the prerequisite for identifying the properties of recycled plastics goods-solid waste. This paper systematically studies the composition of crystalline polymers by differential scanning calorimetry,
Luo Chuan   +5 more
doaj   +1 more source

Evaluation of flexural properties and dynamic mechanical analysis of glass fiber-reinforced polyamide resin

open access: yesEuropean Oral Research, 2021
Purpose: The aim of this study was to evaluate flexural strength, elastic modulus and dynamic mechanical analysis (DMA) of heat-polymerized polymethyl methacrylate resin, polyamide resin and glass fiber-reinforced polyamide resin.
Senem Ünver   +1 more
doaj   +1 more source

Functional Aromatic Polyamides [PDF]

open access: yesPolymers, 2017
We describe herein the state of the art following the last 8 years of research into aromatic polyamides, wholly aromatic polyamides or aramids. These polymers belong to the family of high performance materials because of their exceptional thermal and mechanical behavior.
José Reglero Ruiz   +3 more
openaire   +4 more sources

Tribotechnical characteristics of polyamide PA 6 with additives of molybdenum disulfide and graphite [PDF]

open access: yesE3S Web of Conferences, 2023
The paper presents the results of tribotechnical tests of polyamide PA 6 with additives of molybdenum disulfide and graphite in comparison with nitrile butadiene rubber, BNC rubber.
Biryukov Vladimir, Yakubovsky Anton
doaj   +1 more source

Effect of electrospinning parameters on the air filtration performance using electrospun polyamide-6 nanofibers [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2017
Due to their high filtration efficiency and low basis weight nanofibrous filters are suitable for filtration applications. The objective of this study was to investigate the effect of electrospinning parameters including polymer solution concentration ...
Aliabadi Majid
doaj   +1 more source

Sustainable Dyeing and Functionalization of Different Fibers Using Orange Peel Extract’s Antioxidants

open access: yesAntioxidants, 2022
A diluted ethanol orange peel extract was used for sustainable dyeing and functionalization of different fabrics. The extract analysis was performed using UPLC-ESI-MS/MS; its total flavonoid (0.67 g RE/100 g d.w.) and antioxidant (2.81 g GAE/100 g d.w ...
Aleksandra Ivanovska   +6 more
doaj   +1 more source

Optimizing the Control Level Factors of an Ultrasonic Plastic Welding Machine Affecting the Durability of the Knots of Trawl Nets Using the Taguchi Experimental Method

open access: yesApplied Sciences, 2023
Ultrasonic welding is a high-frequency method of welding that uses mechanical energy to generate heat. This is a clean welding method and very suitable for plastic welding.
Nghia-Danh Nguyen, Shyh-Chour Huang
doaj   +1 more source

Reuse of Textile Waste to Production of the Fibrous Antibacterial Membrane with Filtration Potential

open access: yesNanomaterials, 2021
Wasted synthetic fabrics are a type of textile waste source; the reuse of them brings environmental protection and turns waste into a valuable material.
Alena Opálková Šišková   +7 more
doaj   +1 more source

Locating Hazardous Chemical Leakage Source Based on Cooperative Moving and Fixing Sensors

open access: yesSensors, 2019
In dealing with sudden hazardous chemical leakage accidents, the key to solving the evacuation and transfer of personnel and important property is to determine the location of the leakage source and the information of the source strength to gauge the ...
Yaguang Kong   +8 more
doaj   +1 more source

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