abstract |
The present invention relates to a composition comprising an effective amount of particulate zinc material, an effective amount of a surfactant including a surfactant with an anionic functional group, wherein, also because the particulate zinc material has a relative instability of zinc greater than about 15%, and wherein the composition comprises less than 5.5 micromoles of a zinc binder material per gram of a particulate zinc material / per m2 / gram of the surface area of the particulate zinc material. |