| 摘要 |
FIELD: leather industry. SUBSTANCE: method concerns impregnation with filling and post-tanning product to be applied when manufacturing leathers for uppers from various rawstock. Semifinished product is neutralized , dyed, and filled with product of copolymerization of acrylic monomer with vegetable tanner at their ratio (2-4):1. EFFECT: improved quality of leathers. 1 tbl, 5 ex
|
