LAMINATE OF A SUPERABSORBENT POLYMER ON AN ABSORBENT SUBSTRATE, SPECIFICALLY, A SINGLE OR MULTI-LAYER TISSUE MATERIAL USEFUL AS AN ABSORBENT MEDIUM, FOR USE IN THE MANUFACTURE OF PERSONAL HYGIENE PRODUCTS, DE-WATERING FILTERS, AND OTHER PRODUCTS REQUIRING A WATER ABSORBENT MEDIUM; ALSO FOR USE IN WRAPPING UNDERGROUND CABLES TO PREVENT WATER MIGRATION