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Definition of "propylene" [pro•pyl•ene]

  • A flammable gas, CH3CH:CH2, derived from petroleum hydrocarbon cracking and used in organic synthesis. Also called propene. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "propylene" in a sentence
  • "Second, he foresees a growing demand for ethylene co-products, namely propylene and butadiene, which may also encourage heavier feed slates in olefin crackers."
  • "Suffice to say, they are horrifying: maltodextrin, aspartame, sorbitol, and something called propylene glycol esters of fatty acids."
  • "As illustrated in slide seven again, after moving up in July, prices for refinery-grade propylene, which is a primary market indicator for the feedstock cost for our polypropylene business and along with benzene is also a key feedstock for our phenol business fell approximately $0.22 per pound from July to September."
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