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单词 polyvinyl acetal
释义

Definition of polyvinyl acetal in English:

polyvinyl acetal

noun

  • Any of a class of synthetic resins prepared by condensing polyvinyl alcohol with an aldehyde, sometimes specifically acetaldehyde (ethanal), and mainly used in safety glass and in lacquers and paints.

Origin

1930s; earliest use found in Industrial and Engineering Chemistry.

Definition of polyvinyl acetal in US English:

polyvinyl acetal

noun

  • Any of a class of synthetic resins prepared by condensing polyvinyl alcohol with an aldehyde, sometimes specifically acetaldehyde (ethanal), and mainly used in safety glass and in lacquers and paints.

Origin

1930s; earliest use found in Industrial and Engineering Chemistry.
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更新时间：2025/11/30 0:29:19