stable radical

in RAFRP, in SRMP
https://doi.org/10.1351/goldbook.08970
Mediating agent in stable-radical-mediated radical polymerization with sufficient kinetic stability such that it is essentially unreactive towards addition to monomer under the conditions of the experiment.
Note:
The stable radical mediating agent need not be thermodynamically stable
Source:
PAC, 2022, 94, 1093. (Terminology for chain polymerization (IUPAC Recommendations 2021)) on page 1125 [Terms] [Paper]