FIELD: leather industry. SUBSTANCE: leather fabric is hydrophobized and greased simultaneously by the following manner. To 100 mas. p. p. of product obtained by fat rendering and collagen-containing waste from shreds and ends 1-6.5 mas. p. of acid and 3.5-65 mas. p. p. of poly(alkoxy)silsesquioxane are added. Obtained preparation at amount 1-7% of semifinished product mass is applied on its surface and subjected for vibrotreatment for 2-4 min at frequency 1-10 Hz. EFFECT: improved ecology, highly efficient production. 2 tbl, 6 ex
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