Industry News

Do you know the use of phosphate

2021-11-17
Phosphate esters are prepared by a special catalytic esterification method, and are anionic, often compounded with non-ionic, anionic, and zwitterionic. It is easily soluble in organic solvents and has good stability. Acid resistance, alkali resistance, high temperature resistance, hard water resistance, inorganic salt resistance. Phosphate ester has excellent decontamination, emulsification, dispersion, cleaning, wetting, anti-static and anti-rust properties, and has strong degreasing power.


Explanation of the use of phosphate esters:


1. Excellent emulsification and solubilization. It has excellent emulsifying ability for animal and vegetable oils, fatty acid esters, silicone oils, and mineral oils;

2. It has good surface activity at low concentration, showing excellent wetting and washing performance and synergistic effect;

3. Non-toxic, non-irritating, similar to natural phospholipids, good affinity with the skin, high efficiency, low foam and easy to rinse;

4. Anti-static, anti-corrosion; acid-resistant, alkali-resistant, high-temperature resistant, and not resistant to hard water.


Phosphate esters are widely used in the metal processing industry to reduce friction and wear under boundary lubrication conditions caused by high loads. Phosphate series surfactants include fatty alcohol phosphates and fatty alcohol phosphates, which are generally prepared from fatty alcohols and phosphorylation agents (orthophosphoric acid and phosphorus pentoxide). Phosphate ester is quite lipophilic. After being neutralized with alkali, it reaches the predetermined neutrality or alkalinity and has good surface activity.


Fatty alcohol phosphate esters are extremely effective in applications that particularly need to withstand extreme pH, heat, or electrolytes. In addition, fatty alcohol phosphate sodium salt is easily soluble in water, and its function is not affected by hard water.
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