US 2024/0052256 A1Published application

Benzazepine compounds as antioxidants for lubricant compositions

AssigneeThe Lubrizol Corporation

InventorsScott Capitosti, Daniel J. Saccomando, Thomas S. Corrigan, Zack Palchak, Richard J. Myerson, Zach Rodgers, Jason J. Hanthorn, Christopher M. Rasik, Binbin Guo, Yanshi Zhang, William R.S. Barton

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Abstract

A lubricating composition including an oil of lubricating viscosity and a benzazepine compound. Methods of using such lubricating compositions are also disclosed.

Claims20

Dependent claims

A lubricating composition comprising an oil of lubricating viscosity and a benzazepine compound.

Dependencies are inferred from the claim text.

Facts

Application: 18/269,188Filed 22 Dec 2021
Priority: 23 Dec 2020
Published: 15 Feb 2024
Term ends: Not estimatedThe source records don’t support an estimate.

Classification30 codes

C10M 133/38
Having a carbon chain of less than 30 atoms: heterocyclic nitrogen compounds
C10M 129/70
Esters: of monocarboxylic acids
C10M 133/12
Amines, e.g. polyalkylene polyamines; Quaternary amines: having amino groups bound to a carbon atom of a six-membered aromatic ring
C10M 139/00
Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing

Family

Application63/130,050Us provisional application · filed 23 Dec 2020
US 12,152,216 B2Related patent
US 2024/0052256 A1This patent

From the US filing history. Foreign family members aren’t listed.

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