The variation of leather colour as a function of ageing time on prolong irradiation with UV light of the leather produced with different combinations of veg tannins /MUF resins has been reported.

• 提出了不同的鞣质/MUF树脂复合物鞣制的皮革,在长时间的紫外线辐射下,以革色的变化作为老化时间的函数,建立并阐明了此函数的预测模型和公式。