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:
Jun. 02, 2020
Filed:
Jul. 26, 2016
Applicant:
The Lubrizol Corporation, Wickliffe, OH (US);
Inventors:
Mariam Shamszad, Willoughby, OH (US);
Paul E. Adams, Willoughby, OH (US);
Mahmud M. Hussain, Ann Arbor, MI (US);
Peter Miatt, Allestree, GB;
Assignee:
The Lubrizol Corporation, Wickliffe, OH (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 207/26 (2006.01); C07D 233/16 (2006.01); C10M 135/08 (2006.01);
U.S. Cl.
CPC ...
C10M 135/08 (2013.01); C10M 2203/1006 (2013.01); C10M 2203/1025 (2013.01); C10M 2205/0285 (2013.01); C10M 2205/173 (2013.01); C10M 2207/026 (2013.01); C10M 2207/028 (2013.01); C10M 2207/122 (2013.01); C10M 2215/064 (2013.01); C10M 2215/28 (2013.01); C10M 2215/30 (2013.01); C10M 2219/022 (2013.01); C10M 2219/04 (2013.01); C10M 2219/046 (2013.01); C10M 2223/045 (2013.01); C10N 2230/36 (2013.01); C10N 2230/42 (2013.01); C10N 2230/45 (2013.01); C10N 2230/52 (2013.01); C10N 2240/04 (2013.01); C10N 2240/10 (2013.01); C10N 2240/104 (2013.01); C10N 2240/12 (2013.01); C10N 2240/30 (2013.01);
Abstract
The invention relates to a seal swell agent which is a substituted sulfonyldibenzene compound, and lubricating compositions containing the seal swell agent. The substituents on the benzene rings may be hydrocarbyl groups of 4 to 20 carbon atoms or alkylene groups of 1-2 carbon atoms with further functional groups.