| 摘要 |
The disclosure relates to a composition suitable for leather tanning comprising zeolite contacted with monocarboxylic acid and to a method for manufacturing said composition. The method comprises providing zeolite into a reactor and keeping said zeolite in motion while introducing concentrated monocarboxylic acid thereto provided that the mean temperature of the resulting composition is 50°C or below. Furthermore, the disclosure provides use of said composition for treating leather and the resulting product and uses thereof. In one embodiment, the composition comprises zeolite having a Si to Al ration of 0.7 to 2.5 and a monocarboxylic acid selected from formic acid, acetic acid, propionic acid, glycolic acid, lactic acid, and a mixture thereof. |
