Detergentes y Derivados de Silicatos Alcalinos,, S. A. (DESILSA), belonging to the IQE Group, concentrates its activity on the production of a wide range of silicates in aqueous solution.

Founded in 1961 and with a long history in the Spanish market, it complements the activities of the other companies in the group. Due to its strategic location in Barcelona, it serves in its area of influence, Catalonia, the markets of diverse sectors such as detergents, water treatment, cardboard, textiles...