protective action

in colloid chemistry
https://doi.org/10.1351/goldbook.P04896
Addition of small amounts of @[email protected] @[email protected] to a hydrophobic @[email protected] may make the latter more sensitive to @[email protected] by electrolyte. Higher concentrations of the same @[email protected] @[email protected] usually protect the hydrophobic @[email protected] from @[email protected] This phenomenon is called protective action.
Source:
PAC, 1972, 31, 577. (Manual of Symbols and Terminology for Physicochemical Quantities and Units, Appendix II: Definitions, Terminology and Symbols in Colloid and Surface Chemistry) on page 610 [Terms] [Paper]