polyvinyl acetal

polyvinyl acetal

 
noun Chemistry.
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.
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Origin:
1930–35
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Polyvinyl acetal is always a great word to know.
So is saturated. Does it mean:
a solution containing the maximum amount of solute capable of being dissolved under given conditions
to restore or reduce to the natural or uncombined state, such as a metal
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