Task: Translation
Input (Czech): Zp sob v²roby absorp n ho materi lu se zv² enou sorp n  kapacitou obsahuj c ho celul zov  vl kna zahrnuje o et°en  vl ken hydrofobn  l tkou, v p° tomnosti vody, maj c  specifickou povrchovou plochu alespo  50 m.sup.2.n./g, uveden m t to l tky do kontaktu s vl kny, kter  maj  obsah su iny alespo  20 %.\
Output (English): In the present invention there is disclosed a process for producing absorption material exhibiting increased sorptive capacity and cellulose fibers, wherein the process comprises treatment of the fibers with a hydrophobic compound in the presence of water, said hydrophobic compound having specific surface area at least 50 me2/g, and bringing this compound into contact with fibers having dry matter content of at least 20 percent.