Patents by Inventor Peter BAUERMANN

Peter BAUERMANN 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).

  • Aqueous dispersion containing silicon dioxide and trimethyl-1,6-hexamethylendiamine
    Patent number: 11352510
    Abstract: An aqueous dispersion can be used to prepare a lacquer preparation. The aqueous dispersion includes silicon dioxide and at least one of 2,2,4-trimethyl-1,6-hexamethylenediamine and 2,4,4-trimethyl-1,6-hexamethylenediamine.
    Type: Grant
    Filed: October 4, 2018
    Date of Patent: June 7, 2022
    Assignee: Evonik Operations GmbH
    Inventors: Günther Michael, Peter Bauermann, Sascha Herrwerth
  • Hydrophilic aqueous dispersion containing silicon dioxide and silanol, and paint preparation
    Patent number: 11267975
    Abstract: An aqueous dispersion can contain a) 50-80 wt.-% water, b) 10-30 wt.-% hydrophilic silicon dioxide with a methanol wettability of 0 vol.-% methanol in a methanol-water mixture, c) 2-25 wt.-% alcohol alkoxylate, d) 0.1-20 wt.-% silanol, obtained by the hydrolysis of at least one dialkoxysilane, e) 0.5-4 wt.-%, amine or an amine alcohol, f) 0.1-20 wt.-%, copolymer with side chains containing ethers and esters, and g) 0.1-6.0 wt.-% polyethylene glycol or polypropylene glycol.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: March 8, 2022
    Assignee: Evonik Operations GmbH
    Inventors: Günther Michael, Peter Bauermann, Sascha Herrwerth
  • Hydrophilic aqueous dispersion containing silicon dioxide and silanol, and paint preparation
    Publication number: 20220041869
    Abstract: An aqueous dispersion can contain a) 50-80 wt.-% water, b) 10-30 wt.-% hydrophilic silicon dioxide with a methanol wettability of 0 vol.-% methanol in a methanol-water mixture, c) 2-25 wt.-% alcohol alkoxylate, d) 0.1-20 wt.-% silanol, obtained by the hydrolysis of at least one dialkoxysilane, e) 0.5-4 wt.-%, amine or an amine alcohol, f) 0.1-20 wt.-%, copolymer with side chains containing ethers and esters, and g) 0.1-6.0 wt.-% polyethylene glycol or polypropylene glycol.
    Type: Application
    Filed: November 20, 2019
    Publication date: February 10, 2022
    Applicant: Evonik Operations GmbH
    Inventors: Günther MICHAEL, Peter Bauermann, Sascha Herrwerth
  • Aqueous dispersion containing silicon dioxide and trimethyl-1,6-hexamethylendiamine
    Publication number: 20190106581
    Abstract: An aqueous dispersion can be used to prepare a lacquer preparation. The aqueous dispersion includes silicon dioxide and at least one of 2,2,4-trimethyl-1,6-hexamethylenediamine and 2,4,4-trimethyl-1,6-hexamethylenediamine.
    Type: Application
    Filed: October 4, 2018
    Publication date: April 11, 2019
    Applicant: Evonik Degussa GmbH
    Inventors: Guenther MICHAEL, Peter BAUERMANN, Sascha HERRWERTH