Patents/Inventors

Weiqi Hua

YantaiCN2 patents

3 Patents

US121228762024
Method for Preparing Reactive Sealant Resin
WANHUA CHEMICAL (NINGBO) CO., Ltd.
0 cites
US120245822024
Preparation Method for Polyurethane Optical Resin and Applications Thereof
WANHUA CHEMICAL (NINGBO) CO., Ltd.
0 cites
US118143392023
Method for Preparing Isocyanate in Gaseous Phase
WANHUA CHEMICAL (NINGBO) CO., Ltd.
0 cites