نتایج جستجو برای: adhesive bonding
تعداد نتایج: 64710 فیلتر نتایج به سال:
Polyvinyl acetate emulsion adhesive has been widely used due to its good bonding performance and environmentally friendly properties. Indeed, the bonding performance can be further improved by copolymerizing with other monomers. In this study, the effect of the adjunction of redox initiator (hydrogen peroxide-tartaric acid, H₂O₂-TA) on the properties of the poly (vinyl acetate-butyl acrylate) (...
AIM To compare the adhesive potential, the mechanics implicated in adhesive failure, and the effect on the enamel of four brands of lingual brackets. METHODS One hundred sixty premolars and four types of commercially available lingual brackets (STB, ORG, Magic, and Stealth) were selected. Forty brackets per manufacturer were used, half bonded directly and half indirectly. Each of these bondin...
This in vitro study evaluated the effects of simplified ethanol-wet bonding technique on dentin bonding durability of two etchand-rinse adhesives to bovine dentin. Sixteen freshly extracted bovine incisors were divided into four groups according to bonding technique (water-wet or ethanol-wet bonding) and adhesive (Single Bond 2 or Prime & Bond NT). After etching and rinsing, dentin surfaces wer...
In vitro study of the effect of sodium hypochlorite and type of bonding on the shear bond strength of the composite to the bovine dentinDr. Kermanshah, H.* - Dr. Ghanbaripour H.** *Assistant Professor of Operative Dentistry Dept., Faculty of Dentistry, Tehran University / Medical Sciences. **Dentist. Abstract Background & Aim: Recent studies have reported the increase in bonding stability whe...
Adhesion failure and/or detachment of ceramic tiling are common building defects. Bonding rupture of this type of coating presents a serious risk to people’s safety, in particular if it occurs on external façades. It may be avoided by earlier non-destructive inspections. This paper presents the results of an active thermography investigation in which adhesive bonding defects of ceramic coatings...
OBJECTIVE To determine the fracture resistance of endodontically treated anterior teeth restored with a novel nonmetallic post in combination with self-etching adhesives. MATERIALS AND METHODS Extracted maxillary anterior teeth were sterilized with gamma irradiation, and each crown was severed 2 mm above the cementoenamel junction. Endodontic treatment was performed, and the teeth were divide...
introduction: when aesthetics is compromised, dental ceramics are excellent materials for dental restorations; owing to their optical properties and biocompatibility, zirconia ceramics are particularly interesting. self-adhesive resin cements are the most suitable for bonding to zirconia ceramics, but traditional adhesive chemistry is ineffective and surface treatments are required to improve t...
OBJECTIVES This study examined the in vivo bonding ability to sound dentin of antibacterial adhesive systems incorporating an antibacterial monomer MDPB based on morphological evaluation of the resin-dentin interface. METHODS Class V cavities were prepared on the buccal surfaces of the teeth of a beagle dog and a composite filling performed using (1) commercial self-etching system Liner Bond ...
OBJECTIVES Microleakage of composite restorations at the cervical margin placed apically to the cementoenamel junction (CEJ) is still a concern. This study evaluated the effect of simultaneous bonding application on cervical sealing of nano-ionomer/silorane- or methacrylate-based composite open sandwich Class II restorations in the modified technique compared with that of conventional bonding. ...
Three-dimensional (3D) integration is an emerging technology that vertically stacks and interconnects multiple materials, technologies and functional components to form highly integrated micro/nano-systems. This paper reviews the materials and technologies for three wafer bonding approaches to 3D integration using adhesive, metal, and metal/adhesive as the bonding interfaces. Similarities and d...
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