公开(公告)号：US20140099250A1

公开(公告)日：2014-04-10

申请号：US13895210

申请日：2013-05-15

申请人： National Engineering Research Center of Drying Technology and Equipment ,  Tianhua Institute of Chemical Machinery and Automation Co., Ltd

发明人： Xu ZHAO ,  Hui GUO ,  Wanyao ZAHNG ,  Rui WANG ,  Xiangnan ZHAI

IPC分类号： C01B33/12

CPC分类号： C01B33/12 ,  C01B33/18

摘要： A device for recovering SiCl4 slurry and method for the same, comprising a paddle dryer for receiving SiCl4 slurry containing chlorosilane; a first spray scrubber for receiving exhaust gas from the paddle dryer; a condenser for condensing and recovering the purifying exhaust gas from the first spray scrubber and discharging supersaturated vapor that after condensation and separation; a defogging separator for removing liquid droplets from supersaturated vapor which is cooled by the condenser; a hydrolysis tank for receiving and hydrolyzing a paste-like slurry from the paddle dryer and vapor from the defogging separator to produce mixture and exhaust gas; a drum pressure filter for receiving neutralization products from a neutralization stirring tank.

摘要翻译： 一种用于回收SiCl4浆料的装置及其方法，包括用于接收含有氯硅烷的SiCl 4浆料的桨式干燥器; 用于从桨式干燥器接收废气的第一喷雾洗涤器; 用于冷凝和回收来自第一喷雾洗涤器的净化废气并在冷凝和分离后排出过饱和蒸气的冷凝器; 用于从由冷凝器冷却的过饱和蒸气中除去液滴的除雾分离器; 水解槽，用于从桨式干燥器接收和水解浆状淤浆并从除雾分离器中蒸发蒸气以产生混合物和废气; 用于从中和搅拌槽接收中和产物的鼓式压力过滤器。