polymer membrane

https://doi.org/10.1351/goldbook.PT07188
Thin layer of @M03667@ material that acts as a barrier permitting mass transport of selected species.
See also:
membrane
Source:
PAC, 2004, 76, 889. (Definitions of terms relating to reactions of polymers and to functional polymeric materials (IUPAC Recommendations 2003)) on page 902 [Terms] [Paper]