HEAT-TREATMENT OF WATER-ABSORBING POLYMERIC PARTICLES IN A FLUIDIZED BED AT A FAST HEAT-UP RATE
摘要
<p>The present invention relates to a method for heat-treating water-absorbing polymeric particles at a temperature equal to or above 150 °C in a fluidized bed dryer at a fast heat-up rate, the use of a fluidized bed dryer for heat-treating water-absorbing polymeric particles in continuous or batch mode as well as to the heat-treated polymeric particles obtained by the method of the present invention.</p>
申请公布号
WO2013110414(A1)
申请公布日期
2013.08.01
申请号
WO2012EP75890
申请日期
2012.12.18
申请人
EVONIK DEGUSSA GMBH;GARTNER, HERBERT;HAGER, MARC;PLOECHINGER, HARALD;AUERNIG, SABINE;KOHLER, HANS-PETER;LACKER, ELISABETH
发明人
GARTNER, HERBERT;HAGER, MARC;PLOECHINGER, HARALD;AUERNIG, SABINE;KOHLER, HANS-PETER;LACKER, ELISABETH
