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:
Nov. 14, 2017
Filed:
Oct. 13, 2014
Applicant:
China Petroleum & Chemical Corporation, Beijing, CN;
Inventors:
Hongjun E, Beijing, CN;
Heju Zhu, Beijing, CN;
Xiuhua Sui, Beijing, CN;
Pengfei Liao, Beijing, CN;
Leilei Hu, Beijing, CN;
Assignee:
CHINA PETROLEUM & CHEMICAL CORPORATION, Beijing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 83/00 (2006.01); C10M 149/22 (2006.01); C10M 139/04 (2006.01); C10M 155/02 (2006.01); C08G 73/02 (2006.01); H01F 1/44 (2006.01);
U.S. Cl.
CPC ...
C08G 83/004 (2013.01); C08G 73/028 (2013.01); C08G 83/00 (2013.01); C10M 139/04 (2013.01); C10M 149/22 (2013.01); C10M 155/02 (2013.01); H01F 1/445 (2013.01); C10M 2215/02 (2013.01);
Abstract
Disclosed is a magnetic dendrimer compound and a method for preparing the magnetic dendrimer compound, the molecular formula of which is shown in formula (I): Γ(CH)NRR(I). In this formula, Γ indicates magnetic particles coated with SiOon a surface thereof, the magnetic particles having been modified by a silane coupling agent; (CH)NRis a dendritic group, and Ris a lipophilic group, with 0≦n≦100. Further disclosed is a lubricant comprising the magnetic dendrimer compound.