chloroprene

American  

[klawr-uh-preen, klohr-] / ˈklɔr əˌprin, ˈkloʊr- /

noun

1. a colorless, slightly water-soluble liquid, C 4 H 5 Cl, usually produced by the reaction of vinylacetylene with hydrochloric acid, that polymerizes to neoprene.

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chloroprene British  

/ ˈklɔːrəʊˌpriːn /

noun

1. a colourless liquid derivative of butadiene that is used in making neoprene rubbers; 2-chloro-1,2-butadiene. Formula: CH 2 :CHCCl:CH 2

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Etymology

Origin of chloroprene

First recorded in 1930–35; chloro- ² + (iso)prene

Example Sentences

The proposal would also institute new monitoring requirements for ethylene oxide and a host of other chemicals — including chloroprene, benzene, 1,3-butadiene, ethylene dichloride and vinyl chloride, the EPA said.

From Washington Post • Apr. 6, 2023

Denka's facility is the only one in the country that makes neoprene, a type of synthetic rubber used for wetsuits and mousepads, a process which releases the carcinogen chloroprene.

From Salon • Mar. 5, 2023

Air monitoring consistently shows long-term chloroprene concentrations in the air near Denka’s LaPlace plant as high as 15 times the levels recommended for a 70-year exposure to the chemical, the complaint says.

From Seattle Times • Feb. 28, 2023

The lawsuit demands that Denka eliminate dangerous emissions of chloroprene.

From Seattle Times • Feb. 28, 2023

Robert Taylor, executive director of Concerned Citizens of St. John, said he founded his organization after attending a 2016 EPA meeting that revealed chloroprene concentrations at the school.

From Salon • Oct. 24, 2022