HALOX® 550 WF is a water-free liquid organic-inorganic sol-gel corrosion inhibitor designed for corrosion protection in thin film coatings: water-based and solvent-based finishes, water reducible alkyds, high gloss DTM, vinylidene chloride rust converters, dip primers, solvent-based polyurethanes, water-based lacquers and galvanized pretreatments using polyurethane dispersions (PUDs).

Clear Water Based Acrylic Lacquer
Salt Spray – 144 hrs. – HDG – 0.2 mils. (5 microns)

Clear lacquer based on NeoCryl XK-98 using HALOX® SZP-391 JM & 550 WF

Control

SrCrO4

3%
HALOX® 550

3% HALOX® 550 WF

Clear Water Based Acrylic Lacquer
Salt Spray – 144 hrs. – CRS – 1.7 mils. (43 microns)

Clear lacquer based on NeoCryl XK-98 using HALOX® SZP-391 JM & 550 WF

Control

SrCrO4 Control

3% HALOX® SZP-391 JM

3% HALOX® SZP-391 JM, 3.0%
HALOX® 550

3% HALOX® SZP-391 JM, 3% HALOX® 550 WF

Advantages

HALOX® 550 WF is a liquid, can be post-added, maintains high gloss and improves adhesion.

Benefits

It is synergist to jet-milled products and stand-alone inhibitors.

Mechanism

Hydrophobic film formation, adhesion promoter, synergist.

Recommendations

All metal primers, water-based and solvent-based topcoats, powder coating resins and temporary clear coatings. It is an adhesion promoter for galvanized steel, pretreatment chemistries, acidic systems (pH 3-6) and thin-film coatings (<10 µm).

Starting Point Formulations