polyvinyl butyral

noun Chemistry.

a white, water-insoluble, polyvinyl acetal made with butyraldehyde, used chiefly as an interlayer in the manufacture of safety glass.

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a granular metamorphic rock.
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Origin of polyvinyl butyral

First recorded in 1940–45

Words nearby polyvinyl butyral

polyvalent vaccine, polyvinyl, polyvinyl acetal, polyvinyl acetate, polyvinyl alcohol, polyvinyl butyral, polyvinyl chloride, polyvinyl formal, polyvinyl resin, polyvinylidene, polyvinylidene chloride
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020