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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.:

US 12595433 B1

PDFFull Text
Date of Patent:
Apr. 07, 2026

Filed:

Sep. 05, 2024

Organic phosphorus compound, preparation method therefor, and uses thereof

Applicants:

China Petroleum & Chemical Corporation, Beijing, CN;

Research Institute of Petroleum Processing, Sinopec, Beijing, CN;

Inventors:

Xiaowei Chen, Beijing, CN;

Kecheng Wei, Beijing, CN;

Assignees:

CHINA PETROLEUM & CHEMICAL CORPORATION, Beijing, CN;

RESEARCH INSTITUTE OF PETROLEUM PROCESSING, SINOPEC, Beijing, CN;

Attorneys:

NKL Law

Allen Xue

Primary Examiner:

Vishal V Vasisth

Int. Cl.
CPC ...
C10M 137/16 (2006.01); C07F 9/655 (2006.01); C10M 137/14 (2006.01); C10M 169/04 (2006.01); C10N 30/06 (2006.01); C10N 50/10 (2006.01);
U.S. Cl.
CPC ...
C10M 137/16 (2013.01); C07F 9/65505 (2013.01); C10M 137/14 (2013.01); C10M 169/04 (2013.01); C10M 2203/003 (2013.01); C10M 2223/065 (2013.01); C10M 2223/08 (2013.01); C10N 2030/06 (2013.01); C10N 2050/10 (2013.01);
Abstract

An organophosphorus compound has a structure represented by the general formula (I): The functional groups are defined in the description. The organophosphorus compound has prominent bearing capacity and excellent antiwear and antifriction performances, and can be used as an extreme pressure antiwear additive and used in lubricating oil and lubricating grease.

Find Patent Forward Citations

Chen, Xiaowei. (2026). Organic phosphorus compound, preparation method therefor, and uses thereof (U.S. Patent No. 12595433). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12595433

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