ANTI-DECOMPOSING AND SELF-REPAIRING LUBRICATING OIL Russian patent published in 2021 - IPC C10M169/04 C10M101/00 C10M129/04 C10M133/04 C10N40/00 

FIELD: lubricating oil production.

SUBSTANCE: invention relates to lubricating oils having anti-decomposing and/or self-repairing properties. Lubricating oil is described containing: base oil and an anti-decomposing additive containing nano-capsules with an average particle size ranging from 1 to 500 nm; nano-capsules have a core of neutralizing material and a polymer shell made with the possibility of releasing neutralizing material in acidic environment, wherein the shell contains pyridine-containing polyurethane, pyridine-containing polyurea, and neutralizing material contains C_10-20 amine, C_10-20 alcohol or a combination thereof.

EFFECT: creation of lubricating oil with anti-decomposing and/or self-repairing properties.

15 cl, 5 dwg