MIKROSCHAUMPERLEN UND VERFAHREN ZU IHRER HERSTELLUNG

Foamed microbeads with a shell and an encased core are characterized in that the shell is a reaction product of an NCO-containing carbodiimide and a polyamine, and the core is at least partly filled with a polymeric carbodiimide or its reaction product with a polyamine, and in that the foamed microb...

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Hauptverfasser: WEIMANN,NORBERT,.DR, DAHM,MANFRED,.DR, NEHEN,ULRICH,.DR, SCHAEFER,WALTER,.DR
Format: Patent
Sprache:ger
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Zusammenfassung:Foamed microbeads with a shell and an encased core are characterized in that the shell is a reaction product of an NCO-containing carbodiimide and a polyamine, and the core is at least partly filled with a polymeric carbodiimide or its reaction product with a polyamine, and in that the foamed microbeads are self-supporting and can be laden with hydrophilic and if appropriate hydrophobic liquids.