abstract |
"SUBSTANTIALLY DRY (O) POLYMER PARTICLES AND AGGLOMERATES, SOLUBLE IN WATER OR INTUMESCIBLE IN WATER, AND, PROCESS FOR TREATING SUSPENDED SOLIDS". Processes for spray-drying dispersions, water-in-oil emulsion or water-in-oil microemulsion, containing vinyl-added polymer, water-soluble or water-swellable, are described to obtain substantially dry, water-soluble or water-swellable polymer particles, substantially dry, water-soluble or water-swellable particle compositions, spray-dried polymer particle agglomeration processes, and spray-dried particle and agglomerate processes for water treatment, mining, paper, food processing, conditioning soil, solution thickening, biotechnology, and oil recovery applications. |