polyvinyl acetal
nounChemistry.
any of the class of thermoplastic resins derived by the condensation of an aldehyde with polyvinyl alcohol.
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
1First recorded in 1930–35
Words Nearby polyvinyl acetal
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
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