Patents by Inventor Vera Lipp

Vera Lipp has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20220064814
    Abstract: The invention relates to an aqueous electrolyte devoid of boric acid and ammonium for the electrodeposition of zinc coatings and to a method for producing such an electrolyte. The electrolyte comprises (a) Zn2+ in a concentration of 15 to 70 g/L; (b) Cl? in a concentration of 100 to 200 g/L; (c) K+ and/or Na+ in a total concentration of 0.75 to 6.0 mol/L; (d) acetate in a concentration of 5.0 to 45 g/L; (e) glycine and/or alanine in a total concentration of 0.5 to 30 g/L; and (f) water. The electrolyte has a pH of 4.5 to 6.5. In a preferred variant, the electrolyte contains (g) nicotinic acid and/or (h) ethoxylated thiodiglycol. The invention also relates to a method for producing a component having a zinc coating, which uses the electrolyte.
    Type: Application
    Filed: December 9, 2019
    Publication date: March 3, 2022
    Applicant: Dr.-lng. Max Schlötter GmbH & Co. KG
    Inventors: Ralph Krauss, Vera Lipp, Ingo Messerschmid