| abstract |
PURPOSE: To provide an oil-adsorbing granule which has excellent oil-adsorbing properties and can be simply regenerated for reuse, by granulating a mixture of a fine inorg. powder contg. clay and an org. binder, drying the granule and incorporating a water-repellent lipophilic agent therein. n CONSTITUTION: A fine inorg. powder contg. clay (e.g. a mixture of clay and fly ash), a small quantity of an org. binder (e.g. an aq. PVA soln.) and a water- repellent lipophilic agent (e.g. a mixture of colloidal casein and stearic acid) are mixed together. The mixture is granulated and dried. n COPYRIGHT: (C)1986,JPO&Japio |