The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 20, 2022
Filed:
Dec. 20, 2017
Hüttenes-albertus Chemische Werke Gesellschaft Mit Beschränkter Haftung, Düsseldorf, DE;
Andreas Jattke, Hannover, DE;
Christian Lustig, Düsseldorf, DE;
Sabrina Maria Anderten, Isernhagen, DE;
Klaus Seeger, Hannover, DE;
Abstract
A coating composition is described, for use in the foundry, in particular comprising particulate, amorphous silicon dioxide (SiO) and an aqueous phase having a pH of at most 5, and also coated, waterglass-bound foundry molding elements, especially coated, waterglass-bound foundry molds and foundry cores, which each comprise a coating composition of the invention. Further described is the use of a coating composition of the invention for producing a coating on a waterglass-bound foundry molding element and a method for producing a waterglass-bound foundry molding element (mold or core) coated with a water-containing refractory coating. Likewise specified is a kit whose contents include a coating composition of the invention.