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propylene

/proh-puh-leen/US // ˈproʊ pəˌlin //UK // (ˈprəʊpɪˌliːn) //

丙烯,丙烷,丙烯酸,丙酸

Definitions

adj.形容词 adjective
  1. 1
    • : containing the propylene group.
n.名词 noun
  1. 1
    • : Also propene. a colorless, flammable gas, C3H6, of the olefin series: used chiefly in organic synthesis.

Examples

  • One key ingredient of the stuff: Propylene glycol, a synthetic liquid that absorbs water.

  • Propylene glycol is used for a variety of industrial, cosmetic, and food production uses.

  • The European formula for Fireball has even less: under one gram per kilogram of propylene glycol.

  • Propylene glycol has been used as the base for fog machine liquids and in nebulizers for decades.

  • The major point is that we have no studies that show the safety of propylene glycol when inhaled over the long term.

  • Tests have shown that, insofar as ease of detonation is concerned, 1,2-butylene oxide is similar to propylene 30 oxide.

  • Insofar as ease of detonation is concerned, 1,2-butylene oxide has about 65 the same explosive limits as propylene oxide.

  • One drawback, common to both ethylene oxide and propylene oxide, is toxicity.

  • Propylene oxide is less toxic than ethylene oxide but is still highly toxic.