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US 10,689,592 B2Granted
Lubricant for a two-stroke marine engine
AssigneeTotal Marketing Services
InventorValérie Doyen
Life of this patent
Estimating the term…
Abstract
Relating to the field of lubricant, more particularly relates to lubricant for marine engine, notably for a two-stroke marine engine. More particularly, relates to a lubricant for a marine engine including at least one lubricant base oil and at least one fatty amine.
Claims19
Lubricant composition comprising:
- at least one lubricant base oil,
- at least a di-fatty-alkyl(ene) polyalkylamine composition comprising one or more polyalkylamines of formulae (I) or (II):
- wherein,
- each R is, independent of the other R, an alkyl moiety or an alkylene moiety with 8 to 22 carbon atoms, which is linear or branched,
- n and z are independent of each other either 0, 1, 2, or 3, and
- when z is superior than 0 then o and p are independent of each other either 0, 1, 2, or 3,
- or derivatives thereof,
- whereby said polyalkylamine composition comprises at least 3% by weight of branched compounds of formula (I) or (II), with regards to the total weight of polyalkylamine compounds (I) and (II) in the composition, branched compound signifying that:
- in formula (I) at least one of n and z are superior or equal to 1,
- in formula (II) n is superior or equal to 1.
7 more elements
Dependencies are inferred from the claim text.