Lubricating compositions

Details Lubricating compositions Lubricating compositions

C - Chemistry, Metallurgy

10

M

C10M 129/76 (2006.01) C10M 169/04 (2006.01)

Patent

CA 2652683

The pour point of a lubricating composition consisting essentially of from about 5 wt% to about 100 wt% of a Group III base stock and from 0 wt% to about 95 wt% of a Group IV base stock is reduced by incorporating in the lubricating composition an effective amount of a polyol ester represented by Formula (I) wherein x = OH or CH2OH; y = H, CH3, CH3CH2, or CH2OH; and R1 is an aliphatic hydrocarbyl group having from about 16 to about 30 carbon atoms.

Le point d'écoulement d'une composition lubrifiante consistant essentiellement en environ 5 % à environ 100 % en poids d'une huile de base de groupe III et en 0% à environ 95% en poids d'une huile de base de groupe IV est abaissé par incorporation dans la composition lubrifiante d'une quantité efficace d'un ester de polyol représenté par la formule (I) dans laquelle x = OH ou CH2OH; y = H, CH3, CH3CH2, ou CH2OH; et R1 représente un groupe hydrocarbyle aliphatique contenant entre environ 16 et environ 30 atomes de carbone.

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