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:
Jun. 12, 2018
Filed:
Dec. 16, 2011
Christian Fourberg, Mönchengladbach, DE;
Gérard Ladégourdie, Düsseldorf, DE;
Norbert Benz, Mönchengladbach, DE;
Eckard Piech, Bergfeld, DE;
Christian Fourberg, Mönchengladbach, DE;
Gérard Ladégourdie, Düsseldorf, DE;
Norbert Benz, Mönchengladbach, DE;
Eckard Piech, Bergfeld, DE;
HUTTENES-ALBERTUS CHEMISCHE WERKE GMBH, Düsseldorf, DE;
Abstract
The present invention relates primarily to a mixture that is suitable for use in the no-bake process for producing cores and molds for the foundry industry, and a reaction mixture comprising said mixture and an acid hardener (i.e. an acid catalyst). The present invention further relates to a method of producing a mixture according to the invention and a method of producing a mold or a core. The invention also relates to a mold or a core for producing metal objects and a kit comprising a mixture according to the invention and certain acid hardeners. The invention further relates to the use of a mixture according to the invention as cold-setting binder and the use of said mixtures or reaction mixtures in a no-bake process for producing metal objects.