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[Chemical Knowledge]：Properties and Uses of Ethyl Methacrylate

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Ethyl methacrylate (Methacrylate, referred to as EMA) is an important organic chemical raw materials, widely used in polymer synthesis, coatings, adhesives, fibers, plastics and other fields. This article will detail the properties and uses of ethyl methacrylate.

1. The properties of ethyl methacrylate

1. Physical properties
ethyl methacrylate is a colorless transparent liquid with a strong pungent odor. It has a boiling point of 99°C and a density of 0.94g/cm³. It is insoluble in water but miscible with a variety of organic solvents.
2. Chemical properties
ethyl methacrylate has unsaturated double bonds and ester groups, so it has high reactivity and is prone to polymerization, copolymerization, crosslinking and other reactions. In addition, it may be subjected to transesterification, hydrolysis and the like.

2. the use of ethyl methacrylate

1. Polymer synthesis
Ethyl methacrylate is an important monomer that can be used to synthesize various polymers. For example, it can be copolymerized with styrene, acrylic acid and other monomers to produce high-performance resins, plastics and other polymer materials, which are widely used in construction, automobiles, electronic appliances and other fields.
2. coating
Ethyl methacrylate can be used as the main film-forming material of coatings, with excellent weather resistance, water resistance, chemical resistance and other properties. It can be used in the fields of building exterior wall coatings, automobile coatings, wood coatings, etc., to improve the durability and decoration of the coating.
3. Adhesive
Ethyl methacrylate can be used to prepare various adhesives, such as pressure-sensitive adhesives, hot melt adhesives, etc. These adhesives have excellent adhesive properties and weather resistance, and are widely used in packaging, construction, footwear and other industries.
4. Fiber
Ethyl methacrylate can be used as a raw material for fibers, copolymerized with other monomers to produce high molecular weight polymers, and then made into fibers through a spinning process. This fiber has excellent weather resistance, UV resistance, dyeing and other properties, can be used to make outdoor clothing, awnings and other products.
5. Other Field
In addition to the above fields, ethyl methacrylate can be used to prepare various functional materials such as ion exchange resins, photosensitive resins, etc. In addition, it can also be used in ink, rubber and other fields to improve product performance and quality.

In conclusion, as an important organic chemical raw material, ethyl methacrylate has a wide range of applications and broad market prospects. With the continuous development of science and technology, its application field will continue to expand.

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