Where does “antirouille” come from?

antirouille (French) comes from French rouille, from Old French reoïlle, from Vulgar Latin robicla, from Latin robicula, from Latin rōbīgō, from Latin rōbus, from Proto-Italic rouβos, from Proto-Indo-European h₁rewdʰ- — red.

antirouille (French): antirust