light-fastness

How to improve the light fastness of thermochromism materials was reported in this paper.

研究了如何有机热变色材料的光牢度即抗氧化和光稳定。

The existence of hydrogen bond within or between the molecules of pigment can enhance the perdurability, light fastness and weather resistance.

子内和子间氢的存在可颜料的耐久、耐光和耐气候牢度等。