Results 21 to 30 of about 40,906 (270)

The Performance of Polymethyl Methacrylate/Clay Nanocomposite as Novel Pour Point Depressant on Rheological Properties of Model Waxy Crude Oil [PDF]

open access: yesJournal of Petroleum Science and Technology, 2020
A novel polymeric nanocomposite pour point depressant (PPD), based on polymethyl methacrylate (PMMA) and montmorillonite (MMT) clay, was synthesized and characterized.
Mohammad Ali Kazemi   +2 more
doaj   +1 more source

The effects of disinfectant solutions on the viscoelastic properties of acrylic resins

open access: yesCumhuriyet Dental Journal, 2014
Objectives: The aim of this paper was to analysis the effects of disinfectant solutions on polyoxymethylene viscoelastic properties in comparison with polymethyl methacrylate.Materials and Methods: Polymethyl methacrylate and polyoxymethylene acrylic and
Gulsen Can, Perihan Oyar
doaj   +1 more source

Cement cardiac embolism following kyphoplasty noted on thoracic imaging

open access: yesRadiology Case Reports, 2018
Asymptomatic polymethyl methacrylate cardiac embolism is an uncommon complication of kyphoplasty. We report a case of a 56-year-old female with an incidentally noted radiopaque foreign body in the right ventricular cavity on chest x-ray following ...
Charles Oshinsky   +2 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

Torsional stability of interference screws derived from bovine bone - a biomechanical study [PDF]

open access: yes, 2010
Introduction: It has been proposed that individual genetic variation contributes to the course of severe infections and sepsis. Recent studies of single nucleotide polymorphisms (SNPs) within the endotoxin receptor and its signaling system showed an ...
Joscha Bauer   +66 more
core   +1 more source

Characterization of Polymethyl Methacrylate (PMMA) Composites with Graphite [PDF]

open access: yesE3S Web of Conferences, 2023
PMMA Composites have become the most popular materials due to its excellent strength-to-weight ratio, graphite reinforced for engineering applications.
Lade Jayahari   +6 more
doaj   +1 more source

Thermopolymerized Acrylic Resin Immersed or Incorporated with Silver Nanoparticle: Microbiological, Cytotoxic and Mechanical Effect [PDF]

open access: yesMaterials Research, 2021
Associated with the use of removable prostheses, the development of candidiasis, called prosthetic stomatitis, is frequently observed. In view of the application of silver nanoparticles (AgNP) in dentistry that may offer antimicrobial effect, the aim of ...
Murilo Costa Rangel Pinheiro   +3 more
doaj   +1 more source

Salvage of Infected Nasal Reconstruction with a Polymethyl Methacrylate Spacer

open access: yesPlastic and Reconstructive Surgery, Global Open, 2017
Summary:. Total nasal reconstruction is a challenging multistage procedure. Infections can destroy the cartilage framework and seriously compromise the result.
Pedro C. Cavadas, MD, PhD   +2 more
doaj   +1 more source

A Comparative Evaluation of Shear Bond Strength Between Two Commercially Available Heat Cured Resilient Liners and Denture Base Resin with Different Surface Treatments [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2015
Background: Soft denture liners are widespread materials used in prosthetic dentistry. Their mechanical properties have to meet several key requirements such as adequate bond to denture base resins in order to provide right function of masticatory ...
Anshul Khanna   +4 more
doaj   +1 more source

Effect of Molecular Chain Structure on Fracture Mechanical Properties of Aeronautical Polymethyl Methacrylate Using Extended Digital Image Correlation Method

open access: yesAdvances in Materials Science and Engineering, 2016
The main purpose of this work is to investigate the fracture mechanical properties of aeronautical polymethyl methacrylate, which has been treated with directional tensile technology.
Wei Shang   +3 more
doaj   +1 more source

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