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Polyisobutylene succinimide and ethylene-propylene succinimide synergistic additives for lubricating oils compositions
Polyisobutylene succinimide and ethylene-propylene succinimide synergistic additives for lubricating oils compositions
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机译：用于润滑油组合物的聚异丁烯琥珀酰亚胺和乙烯-丙烯琥珀酰亚胺协同添加剂
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摘要
A lubricating oil composition comprising:PP(a) a major amount of an oil of lubricating viscosity; andPP (b) a minor dispersant amount of a synergistic combination of an antioxidant- dispersant additive and a dispersant additive, said combination comprising:PP (i) a polyisobutylene succinimide; and PP(ii) an ethylene-propylene succinimide.
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