PROCESS FOR PRODUCING A METALLIC CASTING OR A CURED SHAPED PART USING ALIPHATIC POLYMERS COMPRISING HYDROXY GROUPS
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United States of America
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Dec 18, 2018
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Dec 18, 2018
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Abstract
A process (i) for producing a metal casting or (ii) for producing a cured shaped part for use in the casting of metallic castings is described. Furthermore, the use of an aliphatic polymer which comprises structural units containing hydroxy groups and has been crosslinked by etherification as binder of a shaped part for use in the casting of metallic castings is described. A shaped part for use in the casting of metallic castings, comprising at least one base mould material and a cured binder comprising or consisting of an aliphatic polymer which comprises structural units containing hydroxy groups and has been crosslinked by etherification, is likewise described. In addition, a cured shaped part which is producible by a process according to the invention and also a mould material mixture for use in the process of the invention are described.
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