The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 30, 2025
Filed:
Oct. 30, 2020
China Petroleum & Chemical Corporation, Beijing, CN;
Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation, Beijing, CN;
Rong Gao, Beijing, CN;
Jingjing Lai, Beijing, CN;
Zifang Guo, Beijing, CN;
Qingqiang Gou, Beijing, CN;
Junling Zhou, Beijing, CN;
Wenbo Song, Beijing, CN;
Xinyang Li, Beijing, CN;
Xiaofan Zhang, Beijing, CN;
Jie Lin, Beijing, CN;
Dongbing Liu, Beijing, CN;
Junhui Zhang, Beijing, CN;
Hongtao Wang, Beijing, CN;
Shijun Zhang, Beijing, CN;
Yuanning Gu, Beijing, CN;
Jingyan An, Beijing, CN;
Hui Zhao, Beijing, CN;
Tingjie Huang, Beijing, CN;
Dong Ma, Beijing, CN;
Ruen Wang, Beijing, CN;
Shiyuan Xu, Beijing, CN;
Jie Fu, Beijing, CN;
Abstract
A method for preparing an olefin-olefinic alcohol copolymer and an olefin-olefinic alcohol copolymer prepared by the method are provided. The catalyst used in the method for preparing the olefin-olefinic alcohol copolymer has a diimine metal complex as shown in Formula I.