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. 2012 Jan-Feb;20(1):16–20. doi: 10.1590/S1678-77572012000100004

Figure 1.

Experimental groups, manufacturers and compositions of materials used in this study

Groups Manufacturer Composition
Pure COP* Poliquil Araraquara- Polímeros Químicos Ltda, Araraquara, São Paulo, Brazil Polyol: tri-functional polyester (castor oil) 370 mgKOH/g Prepolymer: MDI**
COP* 10% Poliquil Araraquara- Polímeros Químicos Ltda, Araraquara, São Paulo, Brazil Polyol: tri-functional polyester (castor oil) 370 mgKOH/g Prepolymer: MDI** Powder (filler): CaCO3 10% w/w
COP* 50% Poliquil Araraquara- Polímeros Químicos Ltda, Araraquara, São Paulo, Brazil Polyol: tri-functional polyester (castor oil) 370 mgKOH/g Prepolymer: MDI**Powder (filler): CaCO3 10% w/w
Zinc Phosphate SS White, Rio de Janeiro, Rio de Janeiro, Brazil Powder: Zinc oxide + Magnesium oxide Liquid: Phosphoric acid + aluminum hydroxide + Zinc oxide + Distilled water
*

COP= Castor oil poliurethane;

**

MDI= methylene diphenyl disocyanato