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Oleic acid as its sodium salt is a major component of soap as an emulsifying agent. It is also used as an emollient. [55] Small amounts of oleic acid are used as an excipient in pharmaceuticals, and it is used as an emulsifying or solubilizing agent in aerosol products. [56]
The alkoxide ion is a strong base so the proton is transferred from the carboxylic acid to the alkoxide ion, creating an alcohol: saponification part III. In a classic laboratory procedure, the triglyceride trimyristin is obtained by extracting it from nutmeg with diethyl ether. Saponification to the soap sodium myristate takes place using NaOH ...
The fatty acids most commonly present in soap are oleic, stearic and palmitic acids, and pure, dry, sodium oleate has a TFM of 92.8%, while top quality soap noodles, now increasingly used for making soap tablets in small and medium-sized factories, are typically traded with a specification of TFM of 78% min., moisture 14% max.
In the soap industry and among soap-making hobbyists, the name tallowate is used informally to refer to soaps made from tallow. ... Oleic acid (C18-1, ω-9): 47%;
The SV can also be calculated from the fatty acid composition as determined by gas chromatography (AOCS Cd 3a-94). [5] Handmade soap makers who aim for bar soap use sodium hydroxide (NaOH), commonly known as lye, rather than KOH (caustic potash) which produces soft paste, gel or liquid soaps. In order to calculate the lye amount needed to make ...
The major product of this industry is soap, approximately 8.9×10 6 tons of which were produced in 1990. Other major oleochemicals include fatty acids, fatty acid methyl esters, fatty alcohols and fatty amines. Glycerol is a side product of all of these processes. [1]