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Originally a trademark for a synthetic rubber made from the polymerization of butadiene (BU) with a sodium (NA) catalyst. Buna was also copolymerized with other materials. Buna-S is Buna copolymerized with styrene. Buna-N is the butadiene - nitrile copolymer.

Synonyms and Related Terms

Buna-S; Buna-N

Resources and Citations

  • Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
  • The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998
  • M.Kaufman, The First Century of Plastics, The Plastics and Rubber Institute, London, 1963