Research on the surface modification technology of magnesium hydroxide hydroxide
1. Application status of magnesium hydroxide
Magnesium hydroxide is an important inorganic material. It has a variety of functions such as flame retardant, smoke suppression, filling, and adsorption. It is widely used in rubber, plastic, building materials, chemical, medicine and other fields. In recent years, as the requirements for magnesium hydroxide performance have continued to improve, the research on its surface modification technology has become more and more deeper.
2. The necessity of the surface modification technology of magnesium hydroxide
There are a large amount of hydroxyl -based hydroxyxyl hydroxide surfaces, which enable it to have the characteristics of hydrophilicity, high surface energy, and easy reunion. These characteristics will affect its decentralization and compatibility in polymer materials and reduce its use effect. Therefore, surface modifications need to be performed on magnesium hydroxide to improve their decentralization, compatibility and other performance.
3. research progress of the surface modification technology of magnesium hydroxide
At present, the surface modification technology of magnesium hydroxide mainly has the following:
Chemical modification: Change the chemical properties of the surface of magnesium hydroxide through chemical reactions. Commonly used modifiers include surfactants, coupling agents, and organic acids.
Physical modification: The physical properties of the surface of magnesium hydroxide are changed by physical methods. Commonly used modification methods include mechanical crushing, high -energy ray irradiation, and gas deposition.
Biological modification: The use of biotechnology to modify magnesium hydroxide. Commonly used modifiers include enzymes and microorganisms.
4. the application of magnesium hydroxide surface modification technology
Magnesium hydroxide surface modification technology has a wide range of application prospects in the following fields:
Flame retardant materials: Modernic hydroxide has better decentralization and compatibility, which can improve the flame retardant efficiency and mechanical properties of flame retardant materials.
Functional materials: Magic hydroxide after modified can be used to prepare functional materials, such as adsorption agents, catalysts, carriers, etc.
Biomatical materials: Modernary magnesium hydroxide has good biocompatibility and can be used to prepare biological materials, such as orthopedic implantation and artificial organs.
5. The future development trend of the surface modification technology of magnesium hydroxide
With the continuous improvement of the requirements of magnesium hydroxide performance, the surface modification technology of magnesium hydroxide will develop in the following directions:
Green modification: Develop more environmentally friendly, safe modification agents and modification methods.
Multi -functional modification: Development of magnesium hydroxide with multiple functions.
Nano -modification: Study modified technology on the surface of hydrogen hydrogen oxide at nano -scale.