anisotropic membrane

anisotropic membrane

[¦a‚nī·sə¦träp·ik ′mem‚brān]
(chemical engineering)
An ultrafiltration membrane which has a thin skin at the separating surface and is supported by a spongy sublayer of membrane material.
References in periodicals archive ?
In anisotropic membranes the transport rate of a species is inversely proportional to membrane thickness.