C - Chemistry – Metallurgy – 25 – D
Patent
C - Chemistry, Metallurgy
25
D
C25D 3/10 (2006.01)
Patent
CA 2280127
C1-C12 Alkanesulfonic or Alkanedisulfonic compounds and Aminoalkanesulfonic acids or salts thereof, are used as additives in chromium plating baths to reduce anodic corrosion, improve the covering and penetrating power of the bath, reduce the surface-tension and give a bright deposit.
La présente invention concerne des composés C1-C12 alcanesulfoniques ou alcanedisulfoniques et des acides aminoalcanesulfoniques ou des sels de ceux-ci utilisés comme additifs dans des bains de chromage de façon à réduire la corrosion anodique, à améliorer le pouvoir de pénétration et de couverture du bain, à réduire la tension superficielle et à produire un dépôt brillant.
Frediani Lido
Merello Giovanni
Luigi Stoppani S.p.a.
Sim & Mcburney
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