And a method of manufacturing the same open-celled foam repels water vapor

摘要

Has open cells and is oleophobic hydrophobic / also contain other substituents and optionally (co) polymer, optionally a good polyvinylidene halides, and also a fluorine resin invention, and / or about the form that contains the form matrix that has been subjected to the impregnation consists essentially of, and silicone resin. The present invention provides a process for the preparation of such form further. None [Selection Figure]