Making Soap - Making Soap Int roduction: Soap is usually a...

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Unformatted text preview: Making Soap Int roduction: Soap is usually a salt or a fatty acid obtained by treating vegetable or animal fat with strongly alkaline solution, such fats are composed of triglycerides: three molecules of fatty acids attached to a single molecule of glycerol, The alkaline solution, often lye promotes the saponification reaction where fats are broken down by hydrolization yielding a crude form of soap, glycerol is liberated and glycerine is formed as a by-product. Figure : Sodium Sterate a typical soap (Courtesy: http://en.wikipedia.org/wiki/Soap) The nature of the soap depends on two things, the alkali metal and the fat, usually, soaps prepared from sodium hydroxide are firmer while those prepared from potassium are less firm, sometimes even liquid. Typically in soaps t riglycerides (technical name for animal or vegetable fat) is used, a common ingredient Sodium Tallowate is derived from rendered beef fat. Typically palm oil is used to produce a soft product while olive oil has been in use historically called...
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This note was uploaded on 05/19/2011 for the course CHEMISTRY Chem010 taught by Professor Dr.john during the Spring '11 term at Ryerson.

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Making Soap - Making Soap Int roduction: Soap is usually a...

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