Flexible sealant paste that changes to a pliable, LOCTITE MR 5922- Gasketing LOCTITE® MR 5922 is a black, viscous, solvent-based, slow non-hardening film through solvent evaporation which seals drying, flexible setting paste that changes to a pliable, flanges, fittings, connections, etc. non-hardening film through solvent evaporation. It is based on resin, isopropanol and fillers. It seals flanges, fittings, connections and flexible assemblies against leakage. It increases the reliability of gasket seals and it can be used for the repair of damaged pre-cut gaskets.