نتایج جستجو برای: dental adhesive

تعداد نتایج: 182317  

Journal: :Romanian journal of morphology and embryology = Revue roumaine de morphologie et embryologie 2014
Ruxandra Matei Mihai Raul Popescu Mircea Suciu Anne Marie Rauten

Although the adhesion phenomenon is crucial in achieving and maintaining a composite building on dental structure, this phenomenon is not completely understood. On the other hand, adhesion is dependent on the interface quality (the interface between enamel and adhesive). In this study, the authors approached the subject of the influence of adhesive clinical application on the composite-enamel i...

Journal: :Nihon Hotetsu Shika Gakkai zasshi 1987
T Nagaki K Akase H Yatani A Yamashita

The purpose of this study was to evaluate the influence of environmental temperature, humidity and methods to dry the etched enamel surface on the adhesive strength of dental adhesive resin Panavia EX '. The findings were as follows 1. Though temperature and humidity in oral cavity were higher than 30•Ž and 81% respectively, they were significantly different from site to site. 2. By rubber dam ...

Journal: :The journal of contemporary dental practice 2012
Mateus Rodrigues Tonetto William Kabbach Edson Alves de Campos Osmir Batista de Oliveira Junior Sizenando de Toledo Porto Neto Jose Roberto Cury Saad Marcelo Ferrarezi de Andrade

With the arrival of self-etch adhesives systems, there has been a rise in interest among clinicians, making it imperative for health professionals to have knowledge of the properties, characteristics, the association as well as the dental structures of these materials, in order to select them and use them correctly. The self-etch adhesive systems show good values of bond strength, microleakage ...

Journal: :Dental materials journal 2008
Kiyomi Fuchigami Kunio Ikemura Kensuke Ichizawa

The behavior of microencapsulated polymerization initiators in dental adhesives is unknown. This study investigated the effects of new microencapsulated initiators in novel, multi-purpose, PMMA-type adhesive resin on the bonding performance and polymerization reactivity. Microencapsulated BPO and 1,3,5-trimethylbarbituric acid (TMBA) with PEMA as a shell polymer were quantitatively synthesized ...

2013
F. Cedano J. Casas C. Castro

INTRODUCTION Despite its origins in the mid-1950s with a bone adhesive called Ostamer [1], the development of bone adhesives is still in its early stages and is not a mature field. There lacks a consensus on aspects of adhesive performance and bond strength measurement. As a result, there are not standard tests for quantifying and evaluating the adhesive strength at the interface between the bo...

2011
Raul Vargas Michael Barnard

Objective: The bonding adhesive holds the composite filling to the residual tooth, creating a chain cross-–link during the photo polymerization process. In this article we will be discussing the polymerization process under a thermodynamic viewpoint between amorphous structures of the dental market adhesives, the hybrid layer of the residual tooth and the white polymers filling. The thermodynam...

2014
Suping Wang Keke Zhang Xuedong Zhou Ning Xu Hockin H. K. Xu Michael D. Weir Yang Ge Shida Wang Mingyun Li Yuqing Li Xin Xu Lei Cheng

Antibacterial bonding agents and composites containing dimethylaminododecyl methacrylate (DMADDM) have been recently developed. The objectives of this study were to investigate the antibacterial effect of novel adhesives containing different mass fractions of DMADDM on Streptococcus mutans (S. mutans) biofilm at different developmental stages. Different mass fractions of DMADDM were incorporate...

2015
Joanna Janiszewska-Olszowska Katarzyna Tandecka Tomasz Szatkiewicz Piotr Stępień Katarzyna Sporniak-Tutak Katarzyna Grocholewicz

BACKGROUND The present study aimed at 3D analysis of adhesive remnants and enamel loss following the debonding of orthodontic molar tubes and orthodontic clean-up to assess the effectiveness and safety of One-Step Finisher and Polisher and Adhesive Residue Remover in comparison to tungsten carbide bur. MATERIALS AND METHODS Thirty human molars were bonded with chemical-cure orthodontic adhesi...

2013
Enrico Mick Jana Markhoff Aurica Mitrovic Anika Jonitz Rainer Bader

Ceramics are a very popular material in dental implant technology due to their tribological properties, their biocompatibility and their esthetic appearance. However, their natural surface structure lacks the ability of proper osseointegration, which constitutes a crucial process for the stability and, thus, the functionality of a bone implant. We investigated the application of a glass solder ...

Khoroushi, Maryam, Yeganehjo, Majid,

Shear bond strength of Composite / Amalgam restorations: Effect of using adhesive cement Dr. M. Khoroushi *- Dr. M. Yeganehjo ** *Assistant Professor of Operative Dentistry & Dental Materials Dept., Faculty of Dentistry, Isfahan University of Medical Sciences. ** Dentist. Abstract Background and Aim: The aim of this study was to evaluate the shear bond strength (SBS) of composite/amalgam restor...

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