Description
Application & Recommendation
Rockytan RPAK has very good neutralizing capacity. It has excellent lightfastness. Rockytan RPAK can be used single in the neutralization process. It is used as neutralizing tanning, and retanning materials for aniline, Nubuck, suede and other types of leather where full colors, brilliance, levelness, light fastness, and heat resistance are desired. Its better application occurs when used between Sodium formate and bicarbonate about 0.1-0.7% for 30-45’. Note: Due to its buffery effect, when used in neutralization, the PH doesn’t exceed 7-7.5 even by adding powerful alkalies like caustic soda
