propylene
noun
pro·pyl·ene
ˈprō-pə-ˌlēn 
: a flammable gaseous hydrocarbon C3H6 obtained by cracking petroleum hydrocarbons and used chiefly in organic synthesis
Examples of propylene in a Sentence
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Currently, about 15% to 20% of the pyrolysis products are recycled into new propylene and ethylene, while most – about 80% to 85% – becomes diesel fuel, hydrogen, methane and other chemicals.
—
Alexander Kaplitz, The Conversation, 18 Mar. 2025
To make plastic, petroleum refineries isolate hydrocarbons and then crack those hydrocarbons into even smaller compounds like ethylene or propylene.
—Megha Satyanarayana, Scientific American, 14 Feb. 2025
The reaction was successful, converting the mixture into propylene and isobutylene, with slightly more propylene than isobutylene.
—Elizabeth Rayne, Ars Technica, 21 Sep. 2024
The entire chain is catalyzed until polyethylene is fully converted to propylene, and polypropylene is converted to a mixture of propylene and isobutylene.
—Elizabeth Rayne, Ars Technica, 21 Sep. 2024
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Alexander Kaplitz, The Conversation, 18 Mar. 2025
To make plastic, petroleum refineries isolate hydrocarbons and then crack those hydrocarbons into even smaller compounds like ethylene or propylene.
—Megha Satyanarayana, Scientific American, 14 Feb. 2025
The reaction was successful, converting the mixture into propylene and isobutylene, with slightly more propylene than isobutylene.
—Elizabeth Rayne, Ars Technica, 21 Sep. 2024
The entire chain is catalyzed until polyethylene is fully converted to propylene, and polypropylene is converted to a mixture of propylene and isobutylene.
—Elizabeth Rayne, Ars Technica, 21 Sep. 2024
See All Example Sentences for propylene
Cite this Entry
“Propylene.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/propylene. Accessed 28 May. 2025.
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propylene
noun
pro·pyl·ene
ˈprō-pə-ˌlēn
: a flammable gaseous hydrocarbon C3H6 obtained by cracking petroleum hydrocarbons and used chiefly in organic synthesis
called also propene
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