| 摘要 |
<p>Case 780603 ACID BRIGHT ZINC PLATING Acid electroplating baths for bright zinc plating containing a zinc salt, ammonium chloride and bath additives which include a carrier component comprising an alkyl substituted ammonium propoxylate salt, preferably a trialkylammonium propoxylate salt, and a lower molecular weight alkyl substituted naphthalene sulfonic acid, or bath soluble salt thereof, in combination with other brighteners and grain refiners for providing bright, ductile, fine grained, adherent deposits over a broad current density range.</p> |
