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:
Jul. 22, 2025
Filed:
Jun. 30, 2022
China Petroleum & Chemical Corporation, Beijing, CN;
Sinopec Research Institute of Petroleum Processing Co., Ltd., Beijing, CN;
Jianmin Lin, Beijing, CN;
Xin Xia, Beijing, CN;
Baoshi Li, Beijing, CN;
Zhiping Tao, Beijing, CN;
Yan Li, Beijing, CN;
CHINA PETROLEUM & CHEMICAL CORPORATION, Beijing, CN;
SINOPEC RESEARCH INSTITUTE OF PETROLEUM PROCESSING CO., LTD., Beijing, CN;
Abstract
A lubricity improver composition for fuel oil composition contains a dicarboxylic acid monoester represented by the formula (I) as component A, and a Clong-chain fatty acid, its polyol ester or a mixture thereof as component B. The total amount of component A and component B is 70-100 wt %, based on the total weight of the composition. The mass ratio of component A to component B is 9:1 to 1:9.