surfactant
Potassium Cocoate
INCI: Potassium Cocoate
What is it?
Potassium cocoate is the soap made by reacting coconut oil with potassium hydroxide instead of sodium hydroxide, through the same saponification reaction used to make bar soap. The choice of potassium over sodium is what makes it a liquid rather than a solid: sodium ions are small enough to pack tightly with fatty-a...
How is it used?
Cook the coconut oil and potassium hydroxide mixture through the usual soap-paste stages, then dilute the resulting paste with water to reach your target consistency, working out your dilution from the paste's actual soap content rather than guessing a ratio. Keep superfat low, 0 to 3 percent, to avoid cloudiness.
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