polybutadiene

[pol-ee-byoo-tuh-dahy-een, -dahy-een]

noun

Chemistry.

1. a rubberlike polymer of butadiene blended with other synthetics to replace natural rubber in tires.

Word History and Origins

Origin of polybutadiene¹

First recorded in 1930–35; poly- + butadiene

Example Sentences

At launch, each motor had about 1.1 million pounds of polybutadiene acrylonitrile copolymer propellant, which has the consistency of a pencil eraser.

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Those boosters — the twin white cylinders on either side of the rocket — are 17 stories high and are packed with a solid rocket fuel called polybutadiene acrylonitrile.

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“There are different forms of polybutadiene,” says Frank Simonutti, Wilson’s global director of golf ball innovaton, of the rubber used to make golf ball cores.

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Both four-piece designs offer polybutadiene rubber dual cores with an ionomer mantle and urethane cover.

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The inside of the two new balls share a similar design idea with the polybutadiene rubber core surrounded by a resin polymer mantle layer.

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