2013年8月28日星期三

Commonly used emulsifiers

The reason is, emulsifying two substances can be dispersed in water physiognomy, or double-layer thin film is formed, droplets of the dispersed phase with each other to prevent condensation, the formed emulsion is stable. Ethyl lactate  in pesticide original drug (solid) or oil (liquid) in a certain amount of emulsifier, then they are dissolved in an organic solvent, the mixing can be made after a transparent liquid, called EC. The emulsifiers used are soaps, acacia, alkylbenzene sulfonate. However, some emulsifiers can be used as food additives, primarily for immiscible oil (hydrophobic material), and water (hydrophilic substance) foods, so that the oil and water ferrous lactate reduce the surface tension, the two surfaces to form a protective film, so that the oils can be uniformly stable in water, so that stability of aqueous material in the oil evenly.

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