Filter material for seizure of leukocytes and method for production thereof.

摘要

A leukocyte-seizing filter material formed of a three-dimensional reticularly continuous porous material comprising at least one polymeric substance and possessing an average pore diameter in the range of 1 to 60 mu m, a specific surface area in the range of 0.5 to 10 m<2>/g, a porosity in the range of 30 to 95%, a bubble point in the range of 0.08 to 0.40 kg/cm<2>, and a wall thickness in the range of 0.3 to 9.0 mm and allowed to be sterilized with high-pressure steam.