オレフィンコポリマー分散剤型粘度向上剤とアミン化合物との混合物を含有する相乗的潤滑油組成物

Title:

オレフィンコポリマー分散剤型粘度向上剤とアミン化合物との混合物を含有する相乗的潤滑油組成物

Document Type and Number:

Japanese Patent JP6865754

Kind Code:

B2

Abstract:

Disclosed is an internal combustion engine lubricating oil composition which comprises (a) a major amount of an oil of lubricating viscosity; (b) a dispersant-type olefin copolymer VI improver; and (c) a secondary hydrocarbylamine compound, a tertiary hydrocarbylamine compound, or combinations thereof. A method for reducing cam wear using same is also disclosed.

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Inventors:

Caravelle, Kevin David
Miller, John Robert

Application Number:

JP2018532048A

Publication Date:

April 28, 2021

Filing Date:

January 20, 2017

Export Citation:

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Assignee:

Chevron Oronite Company LRC

International Classes:

C10M163/00

Domestic Patent References:

JP2015522694A
JP1284593A
JP2005146010A

Foreign References:

EP2816097A1

Attorney, Agent or Firm:

Asamura patent office

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