Foamed microbeads and a process for their preparation

Details Foamed microbeads and a process for their preparation Foamed microbeads and a process for their preparation

B - Operations, Transporting

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117/47.1

B01J 13/18 (2006.01) B01J 19/16 (2006.01) C08G 18/08 (2006.01) C08G 18/32 (2006.01) C08G 18/79 (2006.01) C08J 9/16 (2006.01) C08J 9/28 (2006.01)

Patent

CA 1296584

Foamed microbeads and a process for their preparation A b s t r a c t 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.

562746

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