Folia Medica Indonesiana
ISSN 0303-7932
Vol. 49 / No. 3 / Published : 2013-07
Order : 8, and page :173 - 176
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Original Article :
Differentiation of chloroform etching time on acrylic resin denture teeth to shear bond strength with resin composite
Author :
- Endang Kusdarjanti*1
- Okti Setyowati*2
- Dosen Fakultas Kedokteran Gigi
- Dosen Fakultas Kedokteran Gigi
Abstract :
Resin composite has become popular in modifying denture element of acrylic resin. Bond strength of the denture element of acrylicresin with the resin composite is weak. Etching materials are needed to strengthen the bond. The aim of this research is to determinethe different of etching time with chloroform to the shear bond strength of resin composite with denture element of acrylic resin. Thesamples were consisted of denture element of acrylic resin (7X7X4 mm) and resin composite cylinders (diameter 5 mm, thicness2mm). Sixty denture element of acrylic resin were etched with chloroform and 15 samples were untreated for control. Resincomposite was applied onto the surface of acrylic resin denture element that had been etched using split mold. The interface betweenthe acrylic resin denture teeth and resin composite were placed on universal testing machine (Autograph, Shimadzu, Japan), with 1mm/min cross-head speed until it was broken. Data were analyzed using one way ANOVA test. There were significant differences ofshear bond strength of acrylic resin denture teeth with resin composite using chloroform etching materials for 5 compared to 30seconds, 5 compared to 60 seconds, 5 to 120 seconds, 30 to 60 seconds, 30 to 120 seconds, 60 to 120 seconds (p<0.05). The dentureelement of acrylic resin which was not etched showing the lowest shear bond strength. The duration of etching with chloroformwhich was 30 second showing the highest shear bond strength with composite resin(FMI 2013;49:173-176)
Keyword :
denture element of acrylic resin, resin composite, chloroform, shear bond strength,
References :
Ansari IH,(1995) Quick repair of fractured complete denture anterior tooth with light cured composites - : J Prostet Dent
Anusavice KJ,(1996) Science of Dental Materials, 10th ed. Philadelphia : WB Sauders Co
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