FIELD: leather industry. SUBSTANCE: agent has aluminosilicate of the general formula aNa2O-bK2O·Al2O3·SiO2·dH2O, where a = 0.7-0.9; b = 0.14-0.33; c = 2.0-2.6; d = 0.10-0.25, particles of which are treated with aqueous solution containing sulfuric acid (5-60 g/l) and ammonium sulfate (180-480 g/l). EFFECT: enhanced reaction capability with regard to diluted mineral acids at tanning with the use of titanium and/or zirconium, enhanced quality of agent. 1 tbl
Title | Year | Author | Number |
---|---|---|---|
METHOD OF TAWING SKINS | 0 |
|
SU1158585A1 |
METHOD OF PREPARING TITANIUM HARDENER FROM TITANIUM-CONTAINING RAW MATERIAL FOR HARDENING WITH ADMIXTURES AND METHOD OF MANUFACTURING LEATHER | 1993 |
|
RU2085591C1 |
METHOD OF LEATHER OUTPUT | 1991 |
|
RU2030456C1 |
METHOD OF PROCESSING SEMI-FINISHED PRODUCT FOR INSOLE LEATHER | 0 |
|
SU649757A1 |
METHOD OF PRODUCING MINERAL TANNING AGENT | 0 |
|
SU1227679A1 |
METHOD OF TAWING SHOE UPPER | 0 |
|
SU1326619A1 |
METHOD OF MAKING LEATHER | 2012 |
|
RU2502807C1 |
METHOD OF PROCESSING BLOSSE | 0 |
|
SU1178768A1 |
0 |
|
SU246768A1 | |
METHOD OF TAWING LEATHER FOR SHOE UPPER | 0 |
|
SU1182082A1 |
Authors
Dates
1994-04-15—Published
1990-07-05—Filed