Evolution of spray-drying technology for modern formulated detergent production

The evolution of the production technology of formulated detergent powders by Spray-Drying is discussed with reference to the following topics: powder manufacturing basics, plant configuration, main equipment features, plant performances, process economy and perspectives. Design, operating conditions and process configuration have been continuously or progressively developed to cope with the market evolution of product with relevant physical and chemical characteristics. Examples are reported of integration of Spray-Drying plant with a dedicated Agglomeration Unit to maximise the range of finished products or formulated base for all range of application, including the newcomers laundry/dishwashing tablets in accordance with the latest market trends.