C - Chemistry – Metallurgy – 23 – C
Patent
C - Chemistry, Metallurgy
23
C
C23C 22/52 (2006.01) C01B 15/037 (2006.01) C11D 3/39 (2006.01) C11D 7/32 (2006.01) C11D 7/34 (2006.01) C11D 11/00 (2006.01) C23F 3/06 (2006.01) C23G 1/10 (2006.01)
Patent
CA 2436632
Aqueous acidic solutions of hydrogen peroxide used for metal surface treatments may be stabilized to decrease the rate of hydrogen peroxide decomposition by the use of an aryl sulfonic acid such as phenol sulfonic acid in combination with a triazole such as tolyltriazole.
Henkel Kommanditgesellschaft Auf Aktien
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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