Chemicals
| Fri 01 May 2026
Beijing, May 1 -- Tayho Advanced Materials Ningxia has filed a patent application for Acid Dye Dyeable Spandex and Preparation Method Thereof. This invention was developed by Chen Tengjun, Zhang Wei, Liang Guodong, Li Zhiqiang, Liu Binguo, Ren Zongqi, Yang Xiaoli, Tohei, Lu Debao, Zhang Xingzhong and Niu Qiang.
The patent app..