Results 51 to 60 of about 38,934 (355)

A Design Method to Exploit Synergies Between Fiber-Reinforce Composites and Additive Manufactured Processes [PDF]

open access: yes, 2019
This paper proposes a design method for devices composed of long fiber-reinforced composites (FRC) and additive manufactured (AM) parts. Both FRC and AM processes have similar application characteristics: suitable for small production volumes, additive ...
Ethan Goh   +4 more
core   +1 more source

Transcrystalline Regions in the Vicinity of Nanofillers in Polyamide-6 [PDF]

open access: yesMacromolecules, 2007
The presence of preferential organization of lamellar regions in the vicinity of soft (maleic anhydride grafted polyethylene-octene copolymer, POE-g-MA) and rigid (clay) nanofillers and how these interfaces or ligament regions between the nanoadditives and a polymer, polyamide-6, contribute toward the toughening processes were studied. The preferential
Dasari, Aravind   +2 more
openaire   +3 more sources

Structural and Chemical Engineering of Sub‐Nanochannel Membranes Toward Ion Selectivity

open access: yesAdvanced Functional Materials, EarlyView.
This review summarizes recent advances in structural and chemical engineering of sub‐nanochannels for ion selectivity. We first introduce fundamental ion transport mechanisms within sub‐nanochannels, followed by strategies to tune pore size, geometry, and surface functionalities, categorized into charge‐based, ion‐recognition, hydrophilic bonding, and ...
Yuyu Su   +5 more
wiley   +1 more source

Formation of Silver Selenide Layers on Polyamide 6 Films by the Use of Potassium Selenotrithionate

open access: yesMedžiagotyra, 2011
A polyamide 6 films if treated with the potassium selenotrithionate, K2SeS2O6, solution in hydrochloric acid, absorbs selenium the form of selenotrithionate anion, SeS2O62-, and the anions decompose in polymer with time.
Remigijus IVANAUSKAS, Ingrida ANCUTIENĖ
doaj   +1 more source

Nanofiller Fibre-Reinforced Polymer Nanocomposites [PDF]

open access: yes, 2008
In this work, the technology of nano and micro-scale particle reinforcement concerning various polymeric fibre-reinforced systems including polyamides (PA), polyesters, polyurethanes, polypropylenes and high performance/temperature engineering ...
Desai, S.   +2 more
core   +1 more source

Cyclic Olefin Copolymers as Versatile Materials for Advanced Engineering Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cyclic olefin copolymers (COCs) are presented as highly versatile materials combining tunable synthesis, excellent optical properties, and mechanical robustness. Their potential spans microfluidics, bioengineering, and advanced electronics, while emerging self‐healing and sustainable solutions highlight future opportunities.
Giulia Fredi   +3 more
wiley   +1 more source

A finite strain thermo-mechanically coupled material model for semi-crystalline polymers [PDF]

open access: yes, 2019
In this work, a thermo-mechanically coupled constitutive model for semicrystalline polymers is derived in a thermodynamically consistent manner. In general, the macroscopic material behaviour of this class of materials is dictated by the underlying ...
Felder, Sebastian   +6 more
core   +1 more source

Evaluation of morphological characteristics and mechanical performance of Rockforce mineral fiber- and glass fiber-reinforced polyamide-6 composites

open access: yesScience and Engineering of Composite Materials, 2014
In this study, the effect of addition of Rockforce mineral and glass fiber fillers on the mechanical properties and morphological characteristics of polyamide-6 composites were evaluated and compared. Reinforcements, single and mixed compounds by various
Unal Huseyin, Mimaroglu A.
doaj   +1 more source

Toughening polyamide 6 nanocomposites with maleic anhydride grafted polyethylene octene [PDF]

open access: yes, 2006
Rubber toughened nanocomposites consisting of ternary blends of polyamide 6 (PA 6), maleic anhydride grafted polyethylene octene (POEgMAH) and organoclay montmorillonite (MMT) were prepared by melt compounding followed by injection moulding.
Hassan, Azman   +4 more
core  

Impact modification of poly(caprolactam) by copolymerization with a low molecular weight polybutadiene [PDF]

open access: yes, 1988
Caprolactam and a reactive, low molecular weight polybutadiene were polymerized in an autoclave, followed by post-condensation in the solid state. The rubber concentration was varied (0–30 wt%).
Borggreve, R.J.M., Gaymans, R.J.
core   +4 more sources

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