AkzoNobel Patents Redispersible Polymer Powder

July 7, 2014

AkzoNobel has been granted a patent for a water-redispersible polymer powder composition containing at least one modified natural latex obtained by mixing and reacting natural latex with at least one radical initiator and/or with at least one oxidizing agent, wherein the natural latex and the at least one radical initiator and/or at least one oxidizing agent are mixed in an aqueous phase and subsequently drying of the obtained mixture, wherein the drying is selected from spray drying, pulse combustion spray drying, freeze drying, fluidized bed drying, drum drying and flash drying, said water-redispersible polymer powder composition further containing at least one water insoluble, synthetic polymer prepared by means of emulsion, suspension, microemulsion and/or inverse emulsion polymerization.