One of the mysteries of the English language finally explained.
A colourless gaseous hydrocarbon made by catalytic dehydrogenation of butane. It is used in the manufacture of synthetic rubber.
Chemical formula: CH₂CHCHCH₂
- ‘Buna S was a copolymer of butadiene and styrene; Buna N used butadiene and acrylonitrile as copolymers.’
- ‘It is a polymer of carboxylated butadiene and acrylonitrile, and it first was introduced as an industrial glove.’
- ‘Some of the materials used include neoprene, styrene butadiene, and polyvinylchloride.’
- ‘Athletic shoes can contain several petrochemical polymers in their soles and uppers: butadiene, polyurethane, polyethylene, and nylon, to name a few.’
- ‘Diene elastomers have structures based on the molecules butadiene, isoprene, and/or their derivatives or copolymers.’
Early 20th century: from butane + di- + -ene.
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