ENGINE OIL Russian patent published in 2015 - IPC C10M135/16 C10N30/06 C10N30/08 C07D233/42

Abstract RU 2561731 C2

FIELD: chemistry.

SUBSTANCE: invention relates to engine oil containing an additive in the form of 1,3-di-(piperidinomethylene)-2-thione-imidazolidine with structural formula I , in concentration of 0.5-0.75 wt %.

EFFECT: improved antiwear and antiscoring efficiency of the engine oil.

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RU 2 561 731 C2

Authors

Markova Svetlana Aleksandrovna

Makhiboroda Maksim Aleksandrovich

Dates

2015-09-10—Published

2014-08-26—Filed