PRODUCTION OF EMULSION PAINT USING LOCAL MANUFACTURED PIGMENT AND EXTENDER
Abstract
Formulation Table (Sample A - Cream white 30-40):
S/N Raw material Percentage proportion (w/w)
1. Water 55.87%
2. Titanium dioxide (TiO2) 2.79%
3. Yellow iron oxide (Yellow Oxide) 0.56%
4. Clay 27.93%
5. Acrylic polymer (Acrylic emulsion) 8.38%
6. Hydroxyethyl cellulose (thickener) 1.12%
7. Formalin (formaldehyde solution) 2.79%
8 Defoamer 0.56%
*TOTAL* *100.00%*
Quality Control Results vs SON Standard:
- pH: 8.2 | Standard: 7.0-8.5
- Viscosity: 6.2 poises | Standard: 6.0 poises
- Opacity: Good opacity at first coating | Standard: Cover well ≤2 coats
- Drying properties: 20 hrs | Max 24 hou
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