发明授权
US06316533B1 Composition for treating tanned leather, and its preparation 失效
用于处理鞣制皮革的组合物及其制备方法

Composition for treating tanned leather, and its preparation
摘要:
A composition containing (A) one or more aromatic sulfonates, (B) one or more aldehyde resins and (C) a buffer and is prepared and used for treating, in particular neutralizing, leather tanned with mineral compounds or mineral-free compounds.
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