Invention Grant
- Patent Title: Lubricating composition containing a self-assembling polymethacrylate block copolymer and an ethylene-α-olefin copolymer
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Application No.: US16626033Application Date: 2018-06-25
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Publication No.: US11359159B2Publication Date: 2022-06-14
- Inventor: Reid A. Patterson , Timothy R. Smith , Paul S. O'Hora , Edward P. Sampler , Eugene Pashkovski , Kieran Trickett
- Applicant: The Lubrizol Corporation
- Applicant Address: US OH Wickliffe
- Assignee: The Lubrizol Corporation
- Current Assignee: The Lubrizol Corporation
- Current Assignee Address: US OH Wickliffe
- Agent Eryn Ace Fuhrer; Teresan W. Gilbert
- International Application: PCT/US2018/039316 WO 20180625
- International Announcement: WO2019/005680 WO 20190103
- Main IPC: C10M157/04
- IPC: C10M157/04 ; C10M145/14 ; C10M149/02 ; C10M169/04 ; C10N20/00 ; C10N30/04 ; C10N30/06 ; C10N30/10 ; C10N30/18 ; C10N40/04 ; C10N40/08 ; C10N40/10 ; C10N40/25
Abstract:
The invention provides a lubricating composition comprising an oil of lubricating viscosity and synergistic mixture of a functionalized ethylene-α-olefin copolymer, a poly(meth)acrylate block polymer having a substantially oil soluble block and a substantially oil insoluble block. The invention also provides a method of lubricating a mechanical device using such a lubricating composition.
Information query
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