PREPARATION A BASE DE RESINES SYNTHETIQUES A GRANDE POROSITE DUTYPE DESPOLYSULFURES, DES POLYSULFOXYDES ET DE POLYSULFONES AINSI QUE LEUR PROCEDE DE PREPARATION ET LEUR EMPLOI

摘要

Highly porous polysulphide polyuslphoxide or polysulphone (or their copolymer) resins contain an adsorbed gas, liquid or solid esp. organic acids or bases, or minerals in amt. pref. 50-100 wt.% of resin. Used in abrasives, etc. and in powder, paste or liquid dispersion form, in insecticide comps., cosmetics, pharmaceuticals, etc.