polyvinyl acetal


nounChemistry.
  1. any of the class of thermoplastic resins derived by the condensation of an aldehyde with polyvinyl alcohol.

  2. the slightly yellow, water-insoluble resin produced from partially hydrolyzed polyvinyl acetate and formaldehyde: used chiefly in the manufacture of lacquers, photographic film, and adhesives.

Origin of polyvinyl acetal

1
First recorded in 1930–35

Words Nearby polyvinyl acetal

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