GIC Filling

 The glass ionomer cements have evolved as a hybrid of Silicate cements and Polycarboxylate cement. It is available in powder and liquid form. The powder contains silica, alumina, aluminium fluoride, calcium fluoride, sodium fluoride, Aluminium phosphate.The liquid contains polacrylic acid, itaconic acid, maleic acid, tricarballylic acid, tartaric acid, water. The powder and liquid are mixed on a paper pad in the ratio 3:1 and then placed in the cavity formed.

Advantages:

1. Aesthetic
2. Good adhesion to the tooth
3. Releases fluoride, so anti carcinogenic
4. High retention
5. Biocompatible
6. Good marginal seal
7. Requires minimal cavity preparation