METHOD FOR CURING A POLYURETHANE BINDERS IN MOULDING MATERIAL MIXTURES BY INTRODUCING TERTIARY AMINES, AND SOLVENTS AND KIT FOR IMPLEMENTATION OF THE METHOD

The subject matter of the invention is a method for producing cores and moulds by setting moulding material mixtures, comprising at least one refractory material and at least one polyurethane-based binder with tertiary amines present in gaseous or aerosol-form and solvents provided in gaseous or aer...

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Bibliographic Details
Main Authors PRIEBE, Christian, SCHNEIDER, Philip, STANCLIFF, Mark
Format Patent
LanguageEnglish
French
German
Published 10.01.2018
Subjects
CASTING
FOUNDRY MOULDING
PERFORMING OPERATIONS
POWDER METALLURGY
TRANSPORTING
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Summary:The subject matter of the invention is a method for producing cores and moulds by setting moulding material mixtures, comprising at least one refractory material and at least one polyurethane-based binder with tertiary amines present in gaseous or aerosol-form and solvents provided in gaseous or aerosol form for the amine catalysts, and a kit for implementing the method comprising tertiary amines as catalysts and a solvent for the amines as a component of the kit.
Bibliography:Application Number: EP20160722038