20140155533 | NANO-SIZED COMPOSITES CONTAINING POLYVINYL PYRROLIDONE MODIFIED SODIUM SILICATES AND METHOD FOR MAKING BINDERS USING SAME - This invention provides a method to form nano-sized dispersed structure consisting of aqueous sodium silicate and polyvinyl pyrrolidone (PVP) solutions, and a binder consisting of a nano-sized dispersed structure and calcium chloride dihydrate solution. The invention provides also a method to immobilize sand dunes and wind-blown dust by using the binder. | 06-05-2014 |