C - Chemistry – Metallurgy – 23 – F
Patent
C - Chemistry, Metallurgy
23
F
C23F 3/06 (2006.01)
Patent
CA 2076382
Baths for chemically polishing stainless steel surfaces comprising, in an aqueous solution, a mixture of hydrochloric acid, nitric acid and phosphoric acid, an optionally substituted hydroxybenzoic acid, at least one quaternary ammonium salt and an additive selected from perchloric acid and the water-soluble salts thereof.
2076382 9113187 PCTABS00106 Bains pour le polissage chimique de surfaces en acier inoxydable, comprenant, en solution aqueuse, un mélange d'acide chlorhydrique, d'acide nitrique et d'acide phosphorique, un acide hydroxybenzoïque éventuellement substitué, au moins un sel d'ammonium quaternaire et un additif sélectionné parmi l'acide perchlorique et les sels hydrosolubles de l'acide perchlorique.
Barthelemy Nathalie
Dujardin Francois
Reignier Marianne
Robic
Solvay (societe Anonyme)
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