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Patent Searching and Data


Title:
ADDITIVE FOR LUBRICATING OIL AND LUBRICATING OIL COMPOSITION CONTAINING SAME
Document Type and Number:
WIPO Patent Application WO/2021/020106
Kind Code:
A1
Abstract:
The present invention provides: an additive for lubricating oils which comprises a molybdenum compound (A) represented by general formula (1) and a sulfur compound composition (B) comprising a sulfur compound (b-1) represented by general formula (2) and at least one sulfur compound (b-2) represented by general formula (3) or (4); and a lubricating oil composition containing the additive. (In formula (1), R1 to R4 are the same or different and each represent an alkyl group having 6-18 carbon atoms and X1 to X4 each independently represent an oxygen atom or a sulfur atom.) (In formula (2), R5 represents an alkyl group having 1-22 carbon atoms, R6 represents a hydrogen atom or an alkyl group having 1-20 carbon atoms, R7 represents a hydrogen atom or an alkyl group having 1-20 carbon atoms, and a is a number of 1-10.) (In formulae (3) and (4), R8 to R11 are the same or different and each represent an alkylene group having 1-28 carbon atoms, R12 and R13 each independently represent a hydrogen atom or an alkyl group having 1-3 carbon atoms, and b and c each independently indicate a number of 1-8. However, at least R12 or R13 is an alkyl group having 1-3 carbon atoms.)

Inventors:
IINO SHINJI (JP)
KOTAKA AKIHIRO (JP)
KATSUNO EIJI (JP)
MATSUEDA HIRONOBU (JP)
SAKATA HIROSHI (JP)
Application Number:
PCT/JP2020/027351
Publication Date:
February 04, 2021
Filing Date:
July 14, 2020
Export Citation:
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Assignee:
ADEKA CORP (JP)
DAINIPPON INK & CHEMICALS (JP)
International Classes:
C10M135/18; C10M135/22; C10M135/26; C10N10/12; C10N30/00; C10N40/02; C10N40/04; C10N40/12; C10N40/25; C10N40/30
Domestic Patent References:
WO2018139403A12018-08-02
WO2014188948A12014-11-27
WO2016181863A12016-11-17
WO2004069966A12004-08-19
WO2008029756A12008-03-13
Foreign References:
JP2011006635A2011-01-13
JP2011052153A2011-03-17
Attorney, Agent or Firm:
SOGA, Michiharu et al. (JP)
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