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Treatment And Processing Of Natural Fur Or Leather
(AREA)
Synthetic Leather, Interior Materials Or Flexible Sheet Materials
(AREA)
Abstract
A method for trimming the natural leather involves preliminary pressing with subsequent polishing material , fixing material, applying impregnation priming, drying, pressing applying the coating with stained polyurethane and drying. For the coating polyurethane dye is used as the product of an interaction of polyurethane-urea polymer with azo dye at an amount of 180-250 g/m2 and the process is performed in two stages with drying coating layers.
UA20040806764U2004-08-122004-08-12A method for trimming natural leather
UA6438U
(en)