Results 11 to 20 of about 13,229 (248)

Non-isothermal crystallization kinetics of poly(ether sulfone) functionalized graphene reinforced poly(ether ether ketone) composites

open access: yesPolymer Testing, 2021
The impact of poly (ether sulfone) modified graphene (f-GEi) on the non-isothermal crystallization kinetic behavior of PEEK composites was investigated by differential scanning calorimetry at various cooling rates.
Fei Yu, Linghan Xiao
doaj   +1 more source

Fused deposition modeling of poly(ether ether ketone) scaffolds

open access: yesHigh Temperature Materials and Processes, 2021
In this paper, poly(ether ether ketone) (PEEK) scaffold was manufactured using the fused deposition modeling (FDM) technology with a modified platform. The effect of processing parameters of FDM on the porosity and compressive strength of PEEK scaffold ...
Song Xiaohui   +5 more
doaj   +1 more source

Preparation of PEEK-NH2/graphene network structured nanocomposites with high electrical conductivity

open access: yese-Polymers, 2022
The percolation thresholds of poly ether ether ketone/graphene (PEEK/Gr) composites in most studies are high due to the random distribution of Gr in the matrix.
Liu Huizhi   +5 more
doaj   +1 more source

Evaluation of decomposition kinetics of poly (ether-ether-ketone) by thermogravimetric analysis [PDF]

open access: yesMaterials Research, 2013
The non-isothermal thermogravimetric methods have been used extensively for the determination of kinetic parameters in polymers. The poly (ether ketones) are used as matrix in advanced high performance composites due its high thermal stability, excellent
Gibran da Cunha Vasconcelos   +4 more
doaj   +1 more source

Optical anisotropy, molecular orientations, and internal stresses in thin sulfonated poly(ether ether ketone) films [PDF]

open access: yes, 2015
The thickness, the refractive index, and the optical anisotropy of thin sulfonated poly(ether ether ketone) films, prepared by spin-coating or solvent deposition, have been investigated with spectroscopic ellipsometry.
Benes, N.E.   +2 more
core   +8 more sources

Cryogenic Mechanical Alloying of Poly (ether ether ketone) - Polycarbonate Composite Powders for Selective Laser Sintering [PDF]

open access: yes, 1999
Mechanical alloying is a solid state processing technique traditionally used in the metallurgical industry to extend solubility limits in alloy systems. Mechanical alloying can also be used to blend polymer systems at ambient or cryogenic temperatures.
Kander, R., Schultz, J., Suchicital, C.
core   +1 more source

Studies on the SPEEK membrane with low degree of sulfonation as a stable proton exchange membrane for fuel cell applications [PDF]

open access: yesHydrogen, Fuel Cell & Energy Storage, 2017
Sulfonated poly (ether ether ketone) (SPEEK) with a low degree of sulfonation (DS = 40%) was prepared for proton exchange membrane fuel cells (PEMFC).
Mohammad Javad Parnian   +2 more
doaj   +1 more source

Boosting dimensional stability and proton conductive of proton exchange membrane by introducing SO3H-UiO-66 coated nanofibers [PDF]

open access: yesE3S Web of Conferences, 2021
In this work, we fabricated cross-linked pre-oxidized polyacrylonitrile nanofibers (PPNF) coating SO3H-UiO-66 coated (named SU6@PPNF), which was introduced into sulfonated poly (ether ether ketone) SPEEK to produce membrane with superior proton ...
Zhu Bensheng   +7 more
doaj   +1 more source

Poly-Ether-Ether-Ketone (PEEK) in orthopaedic practice- A current concept review

open access: yesJournal of Orthopaedic Reports, 2022
Background- Poly-Ether-Ether-Ketone (PEEK) is among the newer special thermoplastic engineering plastics and has shown reasonable biological, mechanical, and chemical properties as a biomaterial in orthopaedics.
Makena Mbogori   +4 more
doaj   +1 more source

Ion exchange membranes based upon crosslinked sulfonated polyethersulfone for electrochemical applications [PDF]

open access: yes, 2013
Synthesis and characterization of new ion exchange membranes made from chlorosulfonated polyethersul- fone (SO2Cl-PES) crosslinked by polyaminated crosslinking reagents have been performed.
FAUVARQUE, J.F   +5 more
core   +6 more sources

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