Version: 3/20/2019 2
Additional Course Information
Topical Outline: Each offering of this course must include the following topics (be sure to include
information regarding lab, practicum, and clinical or other non-lecture instruction).
DHYG 1219 Dental Materials
Course Outline
I. Introduction
A. History of Dental Materials
B. ADA Evaluation Programs
1. Council on Dental Therapeutics
2. Council on Dental Materials, Instruments and Equipment
II. Properties of Dental Materials
A. Physical Considerations
B. Biological Considerations
C. Terminology and Concepts
1. Dimensional Change: shrinkage or expansion
2. Coefficient of Thermal Expansion
3. Microleakage & Percolation
4. Thermal Conductivity
5. Galvanism
6. Corrosion & Tarnish
7. Absorption & Adsorption
8. Wettability, Hydrophilic, Hydrophobic
9. Biting Forces
10. Stress
a) tensile, shear, compressive
11. Strain
12. Stress-Strain Curve = above equals deformation; below equals elasticity
13. Elastic Modulus = stiffness
a) Elastic
b) Plastic
14. Proportional Limit & Ultimate Strength
15. Ducility, Malleability, Resilience, Toughness
16. Hardness (Knoop, Rockwell, Moh’s)
17. Strain-Time (Viscoelastic strain & Viscous flow)
18. Dynamic Modulus & Dynamic Resilience
19. Flow & Creep
D. Applications to Dentistry
III. Preventive Dental Materials
A. Fluoride Gels and Rinses
1. Composition