polybutadiene

American  

[pol-ee-byoo-tuh-dahy-een, -dahy-een] / ˌpɒl iˌbyu təˈdaɪ in, -daɪˈin /

noun

Chemistry.

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

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Etymology

Origin of polybutadiene

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.

From Los Angeles Times

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.

From The Verge

“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.

From Golf Digest

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

From Golf Digest

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

From Golf Digest