نتایج جستجو برای: dental resins

تعداد نتایج: 173941  

2012
Michael J. Wahl

Dental amalgam has been maligned as a filling material, both because of its clinical properties and its alleged effects on systemic health, but reports of its demise have been premature. As of 2008, 57 percent of dentists were placing amalgam (March 2008 Dental Products Report Survey). A large 2011 survey showed that dentists in the United States place more dental amalgam than composite for fir...

Journal: :journal of dental biomaterials 0
marzieh monfared department of materials science and engineering, school of engineering, shiraz university, shiraz, iran mohammad ebrahim bahrololoom department of materials science and engineering, school of engineering, shiraz university, shiraz, iran

statement of problem: dental resin composites are becoming prevalent in restorative dentistry and have almost replaced amalgam nowadays. consequently, their mechanical properties and durability are critical. objectives: the aim of this study was to produce pyrex glass nano-particles by wet milling process and use them as reinforcement in dental resins for anterior restorations and then examinat...

Journal: :Progress in Natural Science: Materials International 2012

K Abdi K Mandgary M Amini M Bagheri M Gerami-Panah

Acrylic base resins are widely used in orthopedics and dental surgery. It is generally accepted that due to the incomplete conversion of methyl methacrylate (MMA) monomer to the polymer form during polymerization of the resin, some MMA monomers remain in the hardened material. MMA monomer has been reported to cause abnormalities or lesions in several organs of animals. Study of the literatures ...

Journal: :Journal of prosthodontic research 2021

Purpose: A bioactive high performance polymer (BioHPP) and computer-aided design/computer-aided manufacturing (CAD/CAM) composite resin materials are a relatively new class of dental biomaterials, that biocompatible have good aesthetic features. In this review paper, we will summarize literature publication data on the characteristics mentioned materials, as well their potential application in ...

ژورنال: مجله دندانپزشکی 2005
حسنی طباطبایی, معصومه , میرزایی, منصوره , عطایی, محمد , متوسلیان, فریبا ,

Background and Aim: The majority of commercial curing units in dentistry are of halogen lamp type. The new polymerizing units such as blue LED are introduced in recent years. One of the important side effects of light curing is the temperature rise in composite resin polymerization which can affect the vitality of tooth pulp. The purpose of this study was to evaluate the temperature rise in two...

Journal: :Journal of dental research 1999
H H Xu T A Martin J M Antonucci F C Eichmiller

Resin composites currently available are not suitable for use as large stress-bearing posterior restorations involving cusps due to their tendencies toward excessive fracture and wear. The glass fillers in composites provide only limited reinforcement because of the brittleness and low strength of glass. The aim of the present study was to reinforce dental resins with ceramic single-crystalline...

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