PPA 7553
Phenalkamine PPA – 7553 is Mannich base, a reaction product of distilled cashew nutshell liquid & polyamine. It is low viscosity curing agent for epoxy resins, specially developed for concrete primers & potable water contact. Formulator can develop epoxy systems which are VOC compliant i.e. solvent less or high solids epoxy coating systems. In general, it shows ability to resist moisture while curing & also exhibit rapid cure, even at low temperatures, similar to other phenalkamines.