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With the continuous development of technology, the application of inorganic compounds in various fields is becoming increasingly widespread. Among them, Potassium Silicate, a critical inorganic compound, has attracted much attention due to its unique chemical properties and wide applications. Potassium Silicate is an inorganic salt compound. It has white or light yellow crystalline powder, easily soluble in water and insoluble in ethylalcohol.

(potassium silicate)

Chemical properties of Potassium Silicate

  1. Hydrolysis: Potassium Silicate is prone to hydrolysis reactions in water, producing silicic acid and potassium hydroxide.
  2. Alkalinity: Due to the alkalinity of the potassium hydroxide produced by its hydrolysis, Potassium Silicate is stable under alkaline conditions.
  3. Acid and alkali corrosion resistance: Due to the stability of its molecular structure, Potassium Silicate can maintain stability in both acidic and alkaline environments.

Application areas of Potassium Silicate

  1. Glass manufacturing: As a raw material in glass manufacturing, it can improve glass’s transparency and mechanical strength.
  2. Ceramic manufacturing: As a raw material in ceramic manufacturing, it can improve ceramics’ hardness and heat resistance.
  3. Fire retardant: Due to its fire resistance, it is often used as a fire retardant.
  4. Electronics industry: Potassium Silicate can be used as a fluorescent screen powder binder and soap filler in the electronics industry.
  5. Welding rod manufacturing: Potassium Silicate is an essential raw material for welding rods.


The preparation method of Potassium Silicate

  1. Silicic acid method: Using sodium silicate as the raw material, it reacts with potassium carbonate solution to produce potassium silicate.
  2. Mixing method: Mix sodium silicate and potassium carbonate in a particular proportion, heat to a molten state, and excellent to obtain potassium silicate.
  3. Double decomposition method: Mix sodium silicate with potassium chloride solution and obtain potassium silicate through a double decomposition reaction.
(potassium silicate)

How to improve the performance and stability of Potassium Silicate

  1. Control synthesis conditions: By controlling synthesis conditions such as temperature, pressure, reaction time, etc., the crystal structure and properties of potassium silicate can be optimized.
  2. Doping modification: By doping other elements or ions, the performance of potassium silicate can be improved, such as improving heat resistance and enhancing mechanical strength.
  3. Surface treatment: Surface treatment of potassium silicate can improve its wettability and wear resistance.

Issues to be aware of during storage and use of Potassium Silica

  1. Moisture-proof and moisture-proof: Potassium silicate is prone to moisture absorption and should be deposited in a dry and ventilated place.
  2. Avoid contact with strong acids and bases: Potassium silicate is prone to chemical reactions in strong acid and alkali environments and should be avoided from contact.
  3. Pay attention to safety when using potassium silicate; safety precautions should be taken to avoid inhalation or contact with the skin.
(potassium silicate)


Luoyang Tongrun Nanotechnology Co., Ltd. is a supplier and manufacturer specializing in the preparation, research and development, and sales of ultra-high quality chemicals and nanomaterials.

It accepts payment through credit card, T/T, Western Union remittance, and PayPal. PDDN will ship goods to overseas customers via FedEx, DHL, sea or air freight. If you want high-quality potassium silicate, please consult us; we will assist you.

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