seal coat

[′sēl ‚kōt] (materials) A layer of bituminous material applied to bituminous macadam or concrete to seal the surface.

sealer

1. A liquid coat which seals wood, plaster, etc., and prevents the surface from absorbing paint or varnish; may be transparent; may act as a primer for a following coat or as a finish for the surface. 2. A coat, applied in liquid form, which is laid over a tar-like substance to prevent its bleeding through an applied paint film. 3. A finishing coat of a bituminous substance, asphalt, concrete, etc., to seal it against moisture.

单词	seal coat
释义	DictionarySeesealer seal coat seal coat [′sēl ‚kōt] (materials) A layer of bituminous material applied to bituminous macadam or concrete to seal the surface. sealer 1. A liquid coat which seals wood, plaster, etc., and prevents the surface from absorbing paint or varnish; may be transparent; may act as a primer for a following coat or as a finish for the surface. 2. A coat, applied in liquid form, which is laid over a tar-like substance to prevent its bleeding through an applied paint film. 3. A finishing coat of a bituminous substance, asphalt, concrete, etc., to seal it against moisture.
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