搜索结果: 1-13 共查到“口腔材料学 Stability”相关记录13条 . 查询时间(0.203 秒)
Effects of different food colorants and polishing techniques on color stability of provisional prosthetic materials
Color stability Provisional prostheses Food colorants
2010/11/26
The main objective was to investigate the effects of different polishing techniques on the color stability of provisional prosthetic materials upon exposure to different staining agents by mimicking t...
Development of a self-etching primer with higher shelf life and greater dentin bond stability
Self-etching primer Shelf life Dentin bond stability
2010/11/26
To examine the effects from the chemical structure of acidic methacrylate monomers on the primer’s shelf life, N-methacryloyl-2aminoethylphosphonic acid (NMEP)- N-methacryloyl glycine (NMGly), 2-metha...
Electrochemical behavior and pH stability of artificial salivas for corrosion tests
Saliva artificial Hydrogen-ion concentration Corrosion Sodium fluoride
2009/10/19
It is assumed that the compositions of artificial salivas are similar to that of human saliva. However, the use of solutions with different compositions in in vitro corrosion studies can lead dissimil...
Color stability evaluation of aesthetic restorative materials
Composite resins Dental porcelain Pigmentation Esthetics,dental
2009/10/16
Color match is one of the most important characteristics of aesthetic restorative materials. Maintenance of color throughout the functional lifetime of restorations is important for the durability of ...
Color Stability of Resin Composites after Immersion in Different Drinks
Color stability Resin composite Drink
2009/9/14
The purpose of this study was to evaluate the discoloration of two nanohybrids, two microhybrids, and a posterior composite resin restorative material upon exposure to different drinks — namely tea, c...
The purpose of this study was to clarify the stability of benzoyl peroxide (BPO) in some solvents. BPO was dissolved in acetone, acetonitrile (AcCN) , 50% acetonitrile-50% distilled water (50% AcCN) ,...
Effect of HEMA Adsorption on the Stability of Native and Denatured Type I Tendon Collagen
Collagen Adsorption of HEMA Structural stability
2009/9/14
Adsorption behavior and stabilization/ destabilization effects of 2-hydroxyethyl methacrylate (HEMA) on a bovine tendon collagen (BTC) (type I) , either native (N) or thermally denatured (D) , were st...
A Newly Designed Resonance Frequency Analysis Device for Dental Implant Stability Detection
Resonance frequency Dental implant Device
2009/9/14
Resonance frequency (RF) analysis technology was used to design a new dental implant stability detector. To calibrate and test the performance of this novel apparatus, in vitro and in vivo models, res...
New Index for the Stability of a Type I Collagen Affected by Hydrophobic Environment
Collagen Stability Hydrophobicity
2009/9/14
Effects of hydrophobic environment adjusted by various alcohols on the structural stability of calfskin collagen (CSC) were studied to elucidate the nature of collagen-monomer interaction in adhesion....
Stability and Reproducibility of Radiometric Properties of Light Curing Units (LCUs). Part II: LED LCUs
LED light curing units (LED LCUs) Radiometric properties Spectral emission
2009/9/11
The present work is the second part of a study on the stability and reproducibility of the energy and spectral emission of some light curing units (LCUs). In this part, Part II, LED LCUs were investig...
Stability and Reproducibility of Radiometric Properties of Light Curing Units (LCUs). Part I: QTH LCUs
Quartz tungsten halogen light-curing unit (QTH LCUs) Radiometric properties Spectral emission
2009/9/11
The present study, divided into two parts, analyses the stability and reproducibility of the spectral and energy emission of the present light-curing units (LCUs), quartz tungsten halogen (QTH) and li...
Color Stability of Different Denture Teeth Materials against Various Staining Agents
Color stability Spectrophotometer Denture teeth
2009/9/11
The purpose of this in vitro study was to evaluate the color stability of two brands of porcelain teeth and three brands of acrylic denture teeth. Samples were immersed into three staining drinks as t...
Color Stability of Facial Silicone Prosthetic Elastomers after Artificial Weathering
Color Stability Facial Silicone Prosthetic Elastomers Artificial Weathering
2009/4/2
Background: External prostheses exhibit an unwanted color change over time. Color deterioration of prosthetic elastomers affects the life expectancy of facial prostheses in a service environment....