Sodium Tripolyphosphate Is An Important Ingredient in Metal Cleaners

In daily life and industrial production, cleaning and maintenance of metal utensils and equipment are crucial. Metal parts will inevitably carry some dirt, such as oil, solid particles and scale, during production, transportation and storage. The dirt on the metal surface can be removed by certain technical means, so that it can meet the requirements of product quality. Sodium tripolyphosphate is an important component of metal cleaners, which has gradually gained more and more favor and plays an important role in cleaning agents.

STPP 94% Min

Sodium Tripolyphosphate

1. Basic Overview of Sodium Tripolyphosphate

Sodium tripolyphosphate (STPP) is an inorganic compound with the chemical formula Na5P3O10. It is a highly efficient alkaline salt generated by the reaction of phosphoric acid and alkali metals. In industry, sodium tripolyphosphate is mainly used in water treatment, detergents, food additives, etc. Due to its excellent performance, sodium tripolyphosphate is particularly widely used in metal cleaning.

2. Mechanism of action of sodium tripolyphosphate in metal cleaning

As a metal cleaner, the cleaning effect of sodium tripolyphosphate comes from several main mechanisms:

1. Complexation: Sodium tripolyphosphate can form a complex with metal ions, thereby effectively removing scale, rust spots and other attachments. Its complexing ability for metal ions such as calcium and magnesium is particularly strong, making the metal surface smoother.

2. Emulsification: During the cleaning process, sodium tripolyphosphate can emulsify grease and dirt, making it easier to remove. By reducing the surface tension between grease and water, sodium tripolyphosphate significantly improves dirt dispersion.

3. PH adjustment: The alkaline properties of sodium tripolyphosphate enable it to adjust the pH of water during the cleaning process, which in turn affects the dissolution rate of residual dirt and rust on the metal surface. High pH values contribute to better performance of alkaline cleaners and promote cleaning results.

4. Sustained release effect: Due to its long-term stability, sodium tripolyphosphate can play a sustained release role during the cleaning process, continuously releasing its active ingredients and improving cleaning results.

Sodium tripolyphosphate has excellent cleaning performance and wide application. Whether in daily household use or in industrial production, it can show its unique advantages. Through in-depth understanding of sodium tripolyphosphate, we can not only better apply this cleaning agent, but also find a balance between maintaining cleanliness and environmental protection, bringing more convenience and efficiency to life and work.

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