Ethylbenzene

The ethylbenzene is a Composé aromatic organics derived from the Benzène, of Chemical formula C6H5-C2H5.

Manufacture

Although it is present gross in small quantities in the Pétrole, the ethylbenzene used in industry is manufactured by making react the Benzène and the ethylene with a Catalyze by a Acide of Lewis to 180°C under 9 bar.

Use

It is mainly used in petrochemical industry like intermediary of synthesis in the manufacture of the Styrène, used to manufacture the Polystyrène. The styrene is obtained by catalytic dehydrogenation:

Ethylbenzene is also used like Solvant in painting, like like anti-knock agent in the automobile gasoline.

Safety

Ethylbenzene can present harmful effects on the central Nervous system. Its ingestion can involve a Pneumonie.

Sentences of risk and the Councils of prudence

  • R: 11 (Easily flammable)
  • R: 20 (Harmful by inhalation)
  • S: 2 (To preserve out of the range of the children)
  • S: 16 (To preserve well off any flame or source of sparks. Not to smoke)
  • S: 24/25 (To avoid the contact with the skin and the eyes)
  • S: 29 (not to throw the residues with the sewer)

See too

External bonds

  • international Card of safety

  • INRS: Card-index toxicological and environmental data

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