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[Chemical Knowledge]：Properties and Uses of Dicyclopentadiene

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Dicyclopentadiene (DCPD) is an important organic chemical raw material, widely used in synthetic rubber, plastics, fine chemicals and other fields. This article will detail the properties and uses of dicyclopentadiene.

1. the nature of dicyclopentadiene

dicyclopentadiene is a colorless or yellowish transparent liquid with a special smell. Its molecular formula is C10H12, and its molecular structure contains two cyclopentadiene units, hence the name dicyclopentadiene. The chemical properties of dicyclopentadiene are more active, prone to addition, polymerization and other reactions. The physical properties of

dicyclopentadiene are as follows: the density is about 0.96g/cm³, the melting point is about -10 ℃, the boiling point is 170-171 ℃, the flash point is 54 ℃, the refractive index is 1.5259, and the viscosity is 0.96mPa · s. It is insoluble in water, but soluble in ethanol, ether, acetone and other organic solvents.

2. The use of dicyclopentadiene

1. Synthetic rubber

Dicyclopentadiene is one of the important monomers for synthetic rubber, which can be used to produce ethylene propylene rubber, butyl rubber, chloroprene rubber, etc. These rubbers have excellent weather resistance, ozone resistance, chemical resistance and other properties, and are widely used in automobiles, construction, aerospace and other fields.

2. Plastic

Dicyclopentadiene can be used as a modifier for plastics to improve the toughness, strength and other properties of plastics. It can also be used in the production of epoxy resin, phenolic resin and other plastics, these plastics have excellent heat resistance, corrosion resistance, electrical insulation and other properties, widely used in electronics, electrical, chemical and other fields.

3. Fine chemicals

Dicyclopentadiene can also be used to produce a variety of fine chemicals, such as dicyclopentadienyl magnesium, dicyclopentadienyl zinc and other metal organic compounds. These compounds can be used as catalysts, initiators, etc. Used in polymer synthesis. In addition, dicyclopentadiene can also be used in the production of fragrances, pharmaceutical intermediates and the like.

In conclusion, dicyclopentadiene, as an important organic chemical raw material, has broad application prospects in the field of chemical production raw materials.

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