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Application filed by Восточно-Сибирский технологический институтfiledCriticalВосточно-Сибирский технологический институт
Priority to SU3943019/12ApriorityCriticalpatent/SU1307858A1/en
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Treatment And Processing Of Natural Fur Or Leather
(AREA)
Abstract
FIELD: leather industry. SUBSTANCE: method involves treatment of leather semifinished product with aqueous solution of vegetable and/or synthetic tanning agents as foam showing resistance 15-200 min at its consumption 1-10 l per 1 kg semifinished product. Treatment is carried out for 10-60 min. The source of vegetable tanning agents: willow, quebracho or oak extract, syntans N 2, N 9, БНС or СПС. The source of surface-active substance: prevocell, neckal or metaupon. The ratio of components is the following, wt.-% tanning agent 1-40; surface-active substance 1-3, and water the rest. EFFECT: decreased water consumption, intensified process. 2 cl, 2 tbl
SU3943019/12A1985-08-151985-08-15Method of additional tanning leather semifinished product
SU1307858A1
(en)