Related Experiment Video
Updated: Jun 27, 2026

07:42
Quasistatic Mechanical Testing for Computer-Aided Design and Manufacturing Occlusal Veneers Cemented to Milled Dentin Analog Material
Published on: December 20, 2024
Advances in glass-ionomer cements
1University of Amsterdam, Amsterdam, The Netherlands. c.davidson@hetnet.nl
Journal of Applied Oral Science : Revista FOB
|December 18, 2008
Summary
Glass-ionomer cement offers reliable adhesion to tooth structure, outperforming composite resins in minimal invasive dentistry. Its bonding quality improves over time, making it a promising restorative material for adhesive techniques.
Area of Science:
- Dental Materials Science
- Restorative Dentistry
Background:
- Glass-ionomer cement (GIC) is a widely used dental restorative material.
- Understanding its properties is crucial for optimizing clinical applications.
Purpose of the Study:
- To review the properties, advancements, and limitations of GIC.
- To evaluate GIC's potential as a reliable material in minimal invasive dentistry.
Main Methods:
- Literature review of GIC properties and clinical performance.
- Comparative analysis of GIC adhesion versus composite resins.
- Assessment of GIC's suitability for adhesive techniques.
Main Results:
- GIC exhibits favorable adhesion to tooth structure.
- Adhesion is less technique-sensitive compared to composite resins.
- GIC's bond strength increases over time.
Conclusions:
- GIC shows potential as a reliable restorative material for minimal invasive dentistry.
- Its inherent adhesive properties support its use in minimally invasive approaches.
- Further research may solidify GIC's role in modern restorative practices.
Related Concept Videos
Accelerated Curing of Concrete
Accelerating concrete curing is achieved by applying heat and additional moisture. This process accelerates the hydration of the cement, resulting in an earlier strength gain in the concrete. Steam curing is a method wherein the concrete products are either transported through a chamber on a conveyor belt or encased in plastic, allowing steam at atmospheric pressure to circulate freely around them. This process begins with a phase of moist curing that typically lasts between 3 to 5 hours, after...
Types of Cement I
Portland cement comes in several types, each with distinct properties and applications based on their chemical composition and hydration characteristics:
Type I (Ordinary Portland Cement) is widely used for general construction where special properties are not required. It has moderate sulfate resistance and heat of hydration.
Type II (Modified Cement) offers moderate resistance to sulfate attack and a lower rate of heat development compared to Type I. It is suitable for structures in...
Type I (Ordinary Portland Cement) is widely used for general construction where special properties are not required. It has moderate sulfate resistance and heat of hydration.
Type II (Modified Cement) offers moderate resistance to sulfate attack and a lower rate of heat development compared to Type I. It is suitable for structures in...
Hydration of Cement
Hydration of cement is a chemical reaction between cement particles and water. This process occurs primarily through two mechanisms: through-solution and topochemical. In the through-solution process, anhydrous compounds dissolve into their constituents, hydrates form in the solution, and then precipitate from the supersaturated solution. The topochemical process involves solid-state reactions at the cement particle surface. The through-solution process dominates the topochemical process at the...
Types of Cement II
Portland blast-furnace cement is made by blending Portland cement clinker with granulated blast-furnace slag, which accounts for 25 to 65 percent of the cement's weight. Despite its similarities to ordinary Portland (Type I) cement in terms of fineness and setting times, its early strength is lower, though it achieves comparable strength later on. It's particularly suited for mass concrete structures and marine environments due to its lower heat of hydration and superior sulfate resistance.
Porosity in Cement Paste
The porosity of concrete is a measure of the void spaces within its structure. These spaces impact its strength and durability significantly. When water and cement interact, a chemical reaction called hydration creates a semi-solid paste. This paste includes combined water, making up approximately 23% of the cement's dry mass, and gel water, which fills minuscule voids known as gel pores, accounting for about 28% of the cement gel volume.
The balance of water to cement in the mix is critical—it...
The balance of water to cement in the mix is critical—it...
Plasticizers
Water-reducers, or plasticizers, are chemical admixtures used in concrete to improve strength and workability. These additives reduce the water-cement ratio without compromising workability, lower the cement content while maintaining the same workability, or increase workability to assist concrete placement in inaccessible areas.
Plasticizers function by using surface-active agents to create repulsive electrostatic forces between cement particles. This dispersion enhances the concrete's...
Plasticizers function by using surface-active agents to create repulsive electrostatic forces between cement particles. This dispersion enhances the concrete's...