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. 06, 2016
Filed:
May. 10, 2012
Applicants:
Boris Eisenberg, Heppenheim, DE;
Torsten Stoehr, Frankfurt, DE;
Inventors:
Boris Eisenberg, Heppenheim, DE;
Torsten Stoehr, Frankfurt, DE;
Assignee:
Evonik Oil Additives GmbH, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
C04B 35/52 (2006.01); C10M 107/00 (2006.01); C10M 149/00 (2006.01);
U.S. Cl.
CPC ...
C10M 7/00 (2013.01); C10M 149/00 (2013.01); C10M 2203/1025 (2013.01); C10M 2205/022 (2013.01); C10M 2209/084 (2013.01); C10M 2209/086 (2013.01); C10M 2215/065 (2013.01); C10M 2217/06 (2013.01); C10N 2230/06 (2013.01); C10N 2240/10 (2013.01); C10N 2250/141 (2013.01);
Abstract
The present invention relates to a component part comprising at least two components movable with respect to one another, between the surfaces of which is provided a film formed by a lubricant oil composition, the surface of at least one of the movable components being formed at least partly by a diamond-like-carbon layer (DLC layer) and the lubricant oil composition comprising at least one polymer comprising repeat units derived from amine derivatives of at least one polar ethylenically unsaturated monomer.