Earticle

초록

영어

Purpose: This study aimed to compare the shear bond strength between zirconia cores and veneer ceramics as per the sand blasting and liner treatments. Methods: The following 4 groups of zirconia-veneering ceramic specimens were prepared: (1) Group I, untreated; (2) Group II, with 110 μm aluminium oxide (Al2O3) sandblasting; (3) Group III, with liner (IPS e.max ZirLiner; Ivoclar Vivadent); and (4) Group IV, with 110 μm Al2O3 sand blasting and liner. Surface roughness was measured for all the prepared specimens, and the surface morphology was observed using a scanning electron microscope. All the samples (n=40) were fixed with measuring jigs, and shear bond strengths were obtained using a universal testing machine with a crosshead speed of 0.5 mm/min. The shear bond strength data were analyzed using one-way analysis of variance and t-test. The post hoc comparison was performed using the Tukey’s test (α=0.05). Results: A significant difference in the surface roughness was observed between the specimens of groups I and II (p<0.05). Surface treatment with liner and sandblasting showed higher shear bond strength between zirconia core and veneering ceramic (p<0.05). Conclusion: The sand blasting and liner treatment increased the shear bond strength between zirconia core and veneering ceramic.

목차

Abstract
INTRODUCTION
MATERIALS AND METHODS
1. 실험 재료
2. 시편 제작
3. 표면 처리
4. 표면 형상 및 거칠기 평가
5. 전단결합강도 측정 및 파절면 관찰
6. 통계분석
RESULTS
1. 물리적 표면처리에 따른 표면거칠기
2. 전단결합강도
3. 파절면 관찰
DISCUSSION
CONCLUSIONS
CONFLICT OF INTEREST
ORCID
REFERENCES

키워드

저자

• 김기백 [ Ki-Baek Kim | 대전보건대학교 치기공학과 ]
• 김재홍 [ Jae-Hong Kim | 부산가톨릭대학교 보건과학대학 치기공학과 ] Corresponding Author

참고문헌

발행기관

간행물

표지보기 관심저널 등록

• 간행물명

  대한치과기공학회지 [THE JOURNAL OF KOREAN ACADEMY OF DENTAL TECHNOLOGY]

• 간기

  계간

• pISSN

  1229-3954

• eISSN

  2288-5218

• 수록기간

  1979~2026

• 등재여부

  KCI 등재

• 십진분류

  KDC 515 DDC 617