Oil & Gas
| Mon 16 Mar 2026
Beijing, March 16 -- Southwest Petroleum University has submitted a patent application for Humidity Response Type Polyurethane-based Fiber as Well as Preparation Method and Application Thereof. This invention was developed by Yan Guilong, Yang Liu, Ming Xiaoran, Yu Shuaiming, Fu Peijian, Wang Li, Li Zhenyu, Zhao Chunxia, Cheng J..