Lubricant Compositions Containing Styrenic Block Copolymer
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United States of America
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Mar 13, 2025
app pub date -
Sep 13, 2023
filing date -
Sep 13, 2023
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Abstract
This invention relates to a lubricating oil composition, or concentrate therefor, comprising or resulting from the admixing of: (i) base oil, (ii) one or more styrenic block copolymers having a radial structure where one or more blocks derived from conjugated diene monomers are distal to the radial center and one more blocks derived from vinyl aromatic monomers that are proximal to the radial center, and (iii) optionally one or more dispersants and or detergents.
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