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- Title
Influence of etching mode on bonding performance of self-adhesive flowable resin composites to bovine teeth.
- Authors
Kana HAYASHI; Ryo ISHII; Toshiki TAKAMIZAWA; Ryota AOKI; Rei MUTO; Shunichi SUDA; Atsushi KAMIMOTO; Masashi MIYAZAKI
- Abstract
This study aimed to evaluate the bonding performance of self-adhesive flowable resin composites (SARs) to bovine teeth. Three SARs, one experimental, and two commercially available products, were used. The study parameters were shear bond strength (SBS), microleakage, and scanning electron microscopy (SEM) evaluation of bonding interfaces. The SBS of the materials was 14.1–15.1 MPa to enamel, 22.2–23.2 MPa to etched enamel, and 7.4–10.7 MPa to dentin. Specimens with pre-etching showed lower microleakage scores than those without pre-etching. SEM images of the interfaces of the materials showed excellent adaptation regardless of the substrate or etching mode. The study results indicate that enamel pre-etching can improve the bonding performance of SARs.
- Subjects
SCANNING electron microscopy; BOND strengths; DENTIN; SHEAR strength; DENTAL enamel
- Publication
Dental Materials Journal, 2024, Vol 43, Issue 3, p338
- ISSN
0287-4547
- Publication type
Article
- DOI
10.4012/dmj.2023-226