butyl rubber


: any of a class of synthetic rubbers that are made by copolymerizing isobutylene with a small amount usually of isoprene at low temperature

Examples of butyl rubber in a Sentence

Recent Examples on the Web Other specialty caulks on the market include butyl rubber, which is good for sealing metal siding or roofing, and polyurethane sprays that are great on tiny cracks around doors and windows. Nor'adila Hepburn, Better Homes & Gardens, 28 Mar. 2024 They're made with a heavy-duty butyl rubber tube and have a hard plastic base rated to -40 degrees Fahrenheit. Rachel Klein, Popular Mechanics, 29 Dec. 2022 For several years, Wilson Sporting Goods lined its high-end Double Core tennis balls with a composite made from butyl rubber and vermiculite and developed by nanotech company InMat. Discover Magazine, 29 June 2010 Kerley on a running track made of butyl rubber and polyurethane, different story. Mark Zeigler, San Diego Union-Tribune, 16 July 2022 Giro moved to a butyl rubber, the same used in innertubes, for its elasticity and ability to produce stickiness. Tim Newcomb, Forbes, 16 Sep. 2021 This also features a butyl rubber bladder to keep its shape. Chris Hachey, BGR, 21 May 2021 Mountain bike tubes are made of either butyl rubber or latex. Bob Beacham, chicagotribune.com, 1 Apr. 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'butyl rubber.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1940, in the meaning defined above

Time Traveler
The first known use of butyl rubber was in 1940

Dictionary Entries Near butyl rubber

Cite this Entry

“Butyl rubber.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/butyl%20rubber. Accessed 22 Jun. 2024.

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