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    • 8. 发明申请
    • Spray-Drying Process
    • 喷雾干燥过程
    • US20110146099A1
    • 2011-06-23
    • US12968567
    • 2010-12-15
    • Larry Savio CardozoHossam Hassan TantawyJames Robert LickissNigel Patrick Somerville Roberts
    • Larry Savio CardozoHossam Hassan TantawyJames Robert LickissNigel Patrick Somerville Roberts
    • F26B3/00
    • C11D11/02
    • A process for preparing a spray-dried detergent powder having: (i) detersive surfactant; and (ii) other detergent ingredients; wherein the process includes the steps of: (a) forming an aqueous detergent slurry in a mixer; (b) transferring the aqueous detergent slurry from the mixer to a pipe leading through a first pump and then through a second pump to a spray nozzle; (c) contacting a detergent ingredient to the aqueous detergent slurry in the pipe after the first pump and before the second pump to form a mixture; (d) spraying the mixture through the spray nozzle into a spray-drying tower; and (e) spray-drying the mixture to form a spray-dried powder, wherein the pressure drop between (i) the pressure in the pipe at the outlet of the first pump to (ii) the pressure in the pipe at the inlet to the second pump is less than 8×105 Pa.
    • 一种制备喷雾干燥的洗涤剂粉末的方法,其具有:(i)去污表面活性剂; 和(ii)其他洗涤剂成分; 其中所述方法包括以下步骤:(a)在混合器中形成含水洗涤剂浆液; (b)将水性洗涤剂浆料从混合器转移到通过第一泵的管道,然后通过第二泵转移到喷嘴; (c)在第一泵之后和第二泵之前使洗涤剂成分与管道中的含水洗涤剂浆料接触以形成混合物; (d)将混合物通过喷嘴喷射到喷雾干燥塔中; 和(e)喷雾干燥该混合物以形成喷雾干燥的粉末,其中在(i)第一泵的出口处的管道中的压力之间的压力降至(ii)入口处的管道中的压力 第二泵小于8×105Pa。