Glass ionomer

1. GLASS IONOMER
TYPE 1
INSTITUTE OF BIOMEDICAL SCIENCES
DR. VALENZUELA RUBEN ESQUIVEL
DR: ALFREDO NEVAREZ RASCON

2. •It was designed and developed in the
early 70's from older materials.
•The glass ionomer is the most current
and by far the most use and interest.
Figure 1. Alibaba.com

3. •Name comes from its composition:
Glass particles produce ions in acid
medium.
Figure 2. uvmnet.edu

4. • Set structures made out of the mouth to natural tissues of the
tooth.
• As a hard core liner or any dental process.
• As a restorative material into cavities of the necks of teeth and not
receiving zone where occlusion force.
• As Pits sealant in posterior teeth in children

5. Figure 3. Actaodontologica.com

6. • Are presented as a powder and liquid mixture which,
according to manufacturer's instructions, harden.
•The powder is made ​of silica, aluminum, calcium and
fluoride.
•The liquid is poly acrylic acid, water and small amounts
of tartaric acid.

7. It is an acid base reaction cement poly electrolyte. Calcium
and aluminum electrolyte containing the powder form mixed
with the carboxylic poly acid in water.

8. •Cementitious material.
•Liner or base.
•Restorative material

9. ADVANTAGES AND DISADVANTAGES
ADVANTAGES DISVANTAGES
Its physical properties are They are more expensive
good, but before masticatio than the other groups.
n loads.
It specifies or Not chemically bond to
chemical adhesion to tooth porcelain and gold alloys.
and dental alloys.
Shows dimensional Are very soluble in the
stability. first 24 hours.
Fluoride release are It does not
more aesthetic than the allow variables in handling.
other groups of cements.

10. • Powder and liquid for manual mixing:
Usually in a bottle with the liquid and in a
boat with the powder.
Figure 4. Monografias.com

11. In capsule to mechanical vibration: the powder
and liquid are inside a capsule, separated
by a membrane which breaks under pressure,
placing the two components in contact. The mixture is
made using a vibrator.
Figure 5. Inrodent.com

12. • Fuji (GC)
• Meron (voco)
• Lonomax tipo 1
• Agua meron
• Vivaglas cem
• Type 1 luting cement

13. • Materiales dentales de Barcelot.
• http://www.geodental.net
• http://www.clinicamallat.com
• http://www.dentalw.com
• http://laodontologia.com