Patent · US Active

Additive for oils and lubricant comprising the same

US8455413B2 · kind B2 · utility

4Cited by
1References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 7, 2008
Grant dateJun 4, 2013
Priority date
Expiry dateSep 26, 2029

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2040/04
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An additive for oils that is capable of imparting oils such as lubricant base oils with superior wear resistance properties or friction resistance properties, and a lubricant. An additive for oils that includes a compound represented by formula (I) is used. A and B each represents a single bond or hydrocarbylene or the like, X and Y each represents a sulfur atom or single bond, and W and Z each represents a hydrogen atom or —NR1R2 or the like, provided that W and Z are not both hydrogen atoms. R1 and R2 each represents a hydrogen atom, a hydrocarbyl or a hydrocarbylcarbonyl or the like, and n and m each represents an integer of 0 to 5.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.