selective solvent

in polymer chemistry
https://doi.org/10.1351/goldbook.S05561
A medium that is a solvent for at least one component of a mixture of polymers, or for at least one @B00682@ of a @B00685@ or @G02679@, but a non-solvent for the other component(s) or @B00682@(s).
Source:
Purple Book, 1st ed., p. 59 [Terms] [Book]