Component system for producing cores and molds

US11213881B2 · kind B2 · utility

Assignee

• ASK Chemicals GmbH · US

Inventors

• Christian Priebe · Wülfrath, DE
• Jens Müller · Haan, DE
• Heinz Deters · Mülheim an der Ruhr, DE
• Philip Schneider · Sacramento, US
• Frank Lenzen · Düsseldorf, DE
• Markus Dörschel · Cologne, DE

Key dates

• Filing date: Dec 22, 2017
• Grant date: Jan 4, 2022
• Expiry date: Sep 18, 2038

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G8/36
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The object of the invention is a component system for producing a binder for metal casting on the basis of phenolic resins of the benzyl ether type and isocyanates containing non-polar solvents.