undercoat

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undercoat

the fine hairs of an animal's coat which are usually shorter and more numerous than the coarse guard hairs. In some breeds of dogs and cats, however, these may predominate.
References in periodicals archive ?
PPG Industries has obtained a patent for a coated substrate comprised of a substrate having an index of refraction; an undercoating comprised of a graded layer comprised of a mixture of at least two materials selected from titania and at least one of tin oxide, silica, and alumina deposited on at least a portion of the substrate, wherein the undercoating consists of inorganic materials; and an outermost functional coating having an index of refraction deposited on at least a portion of the undercoating, wherein the functional coating is a single layer, photocatalytic coating comprised of anatase crystalline titania, and wherein the undercoating is configured such that the coated substrate has a visible reflectance of no greater than 25% as measured from the coated side of the substrate.
ValuGard Environmental Protection Products - paint sealant, undercoating, rust proofing, and leather/vinyl and fabric/carpet protectors - are used by automotive dealerships worldwide.
PALMDALE - Concentrations of chromium 6 - the chemical villain in the ``Erin Brockovich'' movie - have been found in the soil at Air Force Plant 42, where it is used as an undercoating for metal aircraft parts.