Results 11 to 20 of about 683 (176)

Polyetherketoneketone (PEKK): An emerging biomaterial for oral implants and dental prostheses [PDF]

open access: yesJournal of Advanced Research, 2021
Background: The polyetherketoneketone (PEKK) and polyetheretherketone (PEEK) are the two most well-known of the polyaryletherketone (PAEK) family. PEKK is a new evolving polymeric material.
Hatim Alqurashi   +5 more
doaj   +7 more sources

Characterization and Antibacterial Properties of Polyetherketoneketone Coated with a Silver Nanoparticle-in-Epoxy Lining [PDF]

open access: yesPolymers, 2022
Polyetherketoneketone (PEKK) is an alternative material for use in removable partial denture frameworks; these frameworks must exhibit antibacterial properties to reduce the risk of periodontal disease. In the present study, silver nanoparticles (AgNPs) were synthesized via the reduction of silver nitrate with sodium borohydride in a solution ...
Jen-Chang Yang   +2 more
exaly   +6 more sources

Fabrication of the polyetherketoneketone-reinforced nano-hydroxyapatite composites as inspired by the cortical bone [PDF]

open access: yesSupramolecular Materials, 2023
Cortical bone has superior mechanical performance. Hydroxyapatite (HA) as its main component are attractive bioactive materials, but possess weak strength. The critical factor is the difference in the structure.
Zhongyi Wang   +5 more
doaj   +3 more sources

Evaluation of the Bond Strength of Polyetherketoneketone to Dental Ceramic. [PDF]

open access: yesThe journal of adhesive dentistry, 2022
To evaluate the efficacy of different surface treatments on the bond strength of polyetherketoneketone (PEKK) to ceramic materials.PEKK test specimens were separated into four groups according to surface treatments (group S: sandblasting; group A: acid etching; group SA: sandblasting + acid etching; group C: control).
Tekli, Bahar, Ergun, GÜLFEM
openaire   +4 more sources

Description of Poly(aryl-ether-ketone) Materials (PAEKs), Polyetheretherketone (PEEK) and Polyetherketoneketone (PEKK) for Application as a Dental Material: A Materials Science Review [PDF]

open access: yesPolymers, 2023
Poly(aryl-ether-ketone) materials (PAEKs), a class of high-performance polymers comprised of polyetheretherketone (PEEK) and polyetherketoneketone (PEKK), have attracted interest in standard dental procedures due to their inherent characteristics in ...
Muhammad Syafiq Alauddin   +1 more
exaly   +4 more sources

DFT-based investigation of polyetherketoneketone materials for surface modification for dental implants [PDF]

open access: yesEuropean Journal of Medical Research
Background Polyetherketoneketone (PEKK) is a high-performance thermoplastic polymer with unique structural and mechanical properties that make it a promising candidate for surface modification of dental implants.
Ravinder S. Saini   +3 more
doaj   +4 more sources

Comparison of load bearing capacity of ceramic crowns with zirconia or polyetherketoneketone frameworks [PDF]

open access: yesInternational journal of computerized dentistry, 2023
AIM The aim of the present study was to compare the load bearing capacity of monolithic or bilayered single crowns with zirconia or polyetherketoneketone frameworks designed and fabricated using CAD/CAM systems. MATERIALS AND METHODS Cr-Co-based metal dies (n = 60) were duplicated from an extracted and prepared premolar and then restored with different
Seckin, Özge   +2 more
core   +9 more sources

Full Characterization of Water Transport Properties in Polyetherketoneketone (PEKK) [PDF]

open access: yesACS Applied Polymer Materials, 2022
Polyetherketoneketone (PEKK) is of increasing interest for the manufacture of composites in the aeronautical field. It is essential to evaluate PEKK absorption of fluids, especially water, with which it may come into contact during its processing and use.
Lesimple, Gwladys   +3 more
openaire   +3 more sources

Raman spectroscopy investigation on amorphous polyetherketoneketone (PEKK) [PDF]

open access: yesVibrational Spectroscopy, 2023
International audienceWe used Raman spectroscopy to analyze amorphous polyetherketoneketone (PEKK) and identified the conditions to obtain this material’s exploitable Raman spectrum.
Karl Delbé, France Chabert
openaire   +2 more sources

Bonding behaviour of polyetherketoneketone to methylmethacrylate- and dimethacrylate-based polymers [PDF]

open access: yesThe journal of adhesive dentistry, 2017
PURPOSE: To investigate the impact of pretreatment and conditioning on bonding behavior of polyetherketoneketone (PEKK) to methylmethacrylate(MMA)- and dimethacrylate(DMA)-based polymers. MATERIALS AND METHODS: 1200 PEKK substrates (Pekkton ivory) were fabricated, air abraded (110 µm, Al2O3) and divided into 8 pretreatment groups as follows: 1.
Stawarczyk, Bogna   +4 more
openaire   +3 more sources

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