Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11059772 | Imine-type quaternary ammonium salt catalyst, preparation method thereof and use thereof for preparation of polyisocyanate composition | Nuancheng Wang, Yonghua Shang, Yuqi Wang, Bin Shi, Zhicheng Zhu +2 more | 2021-07-13 |
| 11045794 | Supported catalyst used for synthesizing polyether amine, and manufacturing method | Shujie Ren, Congying Zhang, Xin Li, Zhenguo Liu, Xiaolong Wang +9 more | 2021-06-29 |
| 10974233 | Catalyst for preparing 1,5-pentanediol via hydrogenolysis of tetrahydrofurfuryl alcohol, method and application thereof | Jianglin Hu, Yunhai Liu, Qingmei Jiang, Yanfang Song, Yang Yang +6 more | 2021-04-13 |
| 10898883 | Silicalite-1 molecular sieve-based catalyst and preparation method for 1,2-pentanediol using said catalyst | Jianglin Hu, Yunhai Liu, Xinjian Bian, Qingmei Jiang, Changsheng Chen +7 more | 2021-01-26 |
| 10814314 | Catalyst for aminating polyether polyol and preparation method thereof and method of preparing polyetheramines using catalyst thereof | Congying Zhang, Shujie Ren, Xin Li, Zhenguo Liu, Xiaolong Wang +4 more | 2020-10-27 |
| 10800892 | Composition of nano-emulsion having small particle size and ultra-low concentration and a preparation method thereof | Fujian Zhou, Erdong Yao, Jiangwen Xu, Zhao LUO, Xiuhui Li +5 more | 2020-10-13 |
| 10369559 | Composite catalyst, preparation process thereof, and process for catalyzing the trimerization of butadiene using the composite catalyst | Lei Qin, Weiqi Hua, Ruihua Cheng, Baiping Liu, Bingbo Hu | 2019-08-06 |
| 9926259 | Catalyst for fixed bed aniline rectification residue recycling and preparation method | Hua Mei, Hao Chen, Dewei Yu, Congying Zhang, Hui Wang +8 more | 2018-03-27 |
| 9845281 | Method for preparing hydroxyethyl (meth) acrylate | Junping Li, Haibo Chen, Lichang Zhang, Chunxian Cui, Weiqi Hua +3 more | 2017-12-19 |
| 9701624 | Method for preparing biuret polyisocyanate | Bin Shi, Yonghua Shang, Haijun Li, Weiqi Hua, Ensen Ma +1 more | 2017-07-11 |
| 9695318 | Inorganic/lignin type polymer composite nanoparticles, preparation method therefor and application thereof | Xueqing Qiu, Dongjie Yang, Wenyuan GUO, Mingsong Zhou, Jinhao Huang +1 more | 2017-07-04 |
| 9624162 | Method for preparing 3-aminomethyl-3,5,5-trimethyl cyclohexylamine | Changsheng Chen, Jinke Jiang, Zhongying Chen, Jiaoying Cui, Jing Wang +4 more | 2017-04-18 |
| 9580380 | Method for preparing diamino-dicyclohexyl methane | Xin Li, Hao Chen, Congying Zhang, Shan Gao, Zhenguo Liu +7 more | 2017-02-28 |
| 8829245 | 3-aminomethyl-3, 5, 5-trimethyl cyclohexylamine preparation method | Changsheng Chen, Wenjuan Zhao, Hongyin Cui, Weiqi Hua | 2014-09-09 |