polybutadiene

noun
poly·​bu·​ta·​di·​ene | \ˌpä-lē-ˌbyü-tə-ˈdī-ˌēn, -ˌdī-ˈ\

Definition of polybutadiene 

: a synthetic rubber that has a high resistance to wear and is used especially in the manufacture of tires

First Known Use of polybutadiene

1935, in the meaning defined above

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The first known use of polybutadiene was in 1935

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