Development and characterization of ultra-high translucent zirconia using new manufacturing technology
1Department of Dental Materials Science, School of Dentistry, Aichi Gakuin University.
Dental Materials Journal
|January 11, 2023
Summary
Ultra-high translucent zirconia (UHTZ) offers superior strength and durability. This new dental material provides excellent translucency and wear resistance for restorations.
Area of Science:
- Materials Science
- Biomaterials Engineering
- Dental Ceramics
Background:
- Advancements in dental materials are crucial for improving restorative treatments.
- Traditional zirconia often compromises translucency for strength.
Approach:
- Development of ultra-high translucent zirconia (UHTZ) through novel manufacturing techniques.
- Utilized
- Cyclic CIP
- " and
- Plus Y Technology
- " for stable processing and enhanced milling characteristics.
Key Points:
- UHTZ exhibits significantly improved translucency without sacrificing flexural strength, comparable to 5Y-TZP.
- Features a smaller enlargement factor, enhancing milling precision.
- Demonstrates superior chemical durability and a uniform microstructure for reduced opposing tooth wear and improved discoloration resistance.
Conclusions:
- UHTZ presents a viable alternative to lithium disilicate glass ceramics for dental applications.
- Ideal for inlays, onlays, and laminate veneers requiring high aesthetics and robust performance.
