Plastics
| Mon 04 May 2026
Beijing, May 4 -- Ningbo Liwan New Mat Co Ltd has sought patent for Method for Adding Oil-free Zinc Stearate into Polystyrene. This invention was developed by Chen Weijie, Pan Quanwang, Chen Honghui, Jia Jidi, Li Na, Pan Yong, Han Liyang, Wang Pengjie, Wang Hui, Hu Haojie, Wang Yubo, Huang Jianyong and Sun Guohui.
The patent ..