New brine conversion process: production of high-performance magnesium hydroxide flame retardant

Process innovation

Target positioning: Efficiently utilize salt lake magnesium resources and transform them into high value-added flame-retardant grade magnesium hydroxide.

Core process: Combine hydrothermal method and chemical precipitation method to break through the limitations of traditional preparation.

Advantages of hydrothermal method

Purification and structure control: Deeply purify and precisely control the crystal structure of magnesium hydroxide under high temperature and high pressure environment.

Process optimization: From the extraction of brine raw materials to the directional generation of hexagonal sheet structures, enhance the dispersibility and flame retardant efficiency of materials.

Improvement of chemical precipitation method

Application of precipitant: Select precipitant to promote the formation of magnesium hydroxide and solve the problems of filtration and agglomeration.

Process adjustment: Improve the particle size and morphology of the product through fine control means.

Refinement of key steps

Raw materials and pretreatment: Ensure the purity of brine raw materials and adjust the magnesium ion concentration.

Precipitant and hydrothermal treatment: Accurately add precipitant and promote the formation of magnesium hydroxide through hydrothermal treatment.

Post-processing technology: Filtration, washing, and drying to ensure the purity of the product.

Surface modification: Improve compatibility with the polymer matrix.

Application and environmental benefits

Application of flame retardant: as a high-performance flame retardant additive for plastics, rubber, textiles and other materials.

Environmental value: improve resource utilization efficiency and reduce environmental impact.

The new process of preparing flame-retardant magnesium hydroxide from brine effectively improves the performance of magnesium hydroxide through technological innovation, providing a new choice for the environmentally friendly flame retardant market. This process not only solves the problems in traditional preparation, but also provides new ideas for the sustainable utilization of salt lake resources and the development of environmentally friendly flame retardant materials.