公开(公告)号：EP4357443A1

公开(公告)日：2024-04-24

申请号：EP23204112.9

申请日：2023-10-17

申请人： Infineum International Limited

发明人： WILSON, Linda ,  PERRY, Abigail ,  STALLWOOD, Robert ,  HEAD, James Lee ,  CORBER, Barry ,  KILLIAN, Grégory ,  PATEL, Bobby ,  TAYLOR, Stuart ,  ALLEN, Chloe ,  DOYLE, Allyson

IPC分类号： C10M167/00 ,  C10L1/10 ,  C10N10/04 ,  C10N20/04 ,  C10N30/00 ,  C10N30/02 ,  C10N30/04 ,  C10N30/06 ,  C10N30/10 ,  C10L1/16 ,  C10L1/18 ,  C10L1/183 ,  C10L1/19 ,  C10L1/196 ,  C10L1/197 ,  C10L1/223 ,  C10L1/224 ,  C10L1/24 ,  C10L1/26 ,  C10L1/28 ,  C10N40/25 ,  C10N70/00

CPC分类号： C10M2215/2820130101 ,  C10N2020/0420130101 ,  C10M2217/0620130101 ,  C10M2207/26220130101 ,  C10M2229/04120130101 ,  C10N2030/5220200501 ,  C10M167/00 ,  C10N2010/0420130101 ,  C10M2219/04620130101 ,  C10M2223/04520130101 ,  C10M2219/06820130101 ,  C10M2215/06420130101 ,  C10M2207/02620130101 ,  C10M2219/02420130101 ,  C10M2205/02820130101 ,  C10M2207/28520130101 ,  C10M2205/02620130101 ,  C10M2209/0420130101 ,  C10M2205/0420130101 ,  C10M2203/102520130101 ,  C10N2030/4220200501 ,  C10N2030/4320200501 ,  C10N2030/4420200501 ,  C10N2030/4520200501 ,  C10N2030/0420130101 ,  C10N2030/1020130101 ,  C10N2030/0620130101 ,  C10N2030/04120200501 ,  C10N2030/0220130101 ,  C10L1/10 ,  C10M2209/08420130101 ,  C10M2205/02220130101 ,  C10N2040/25220200501 ,  C10N2070/0220200501 ,  C10L1/224 ,  C10L1/1641 ,  C10L1/1817 ,  C10L2200/021320130101 ,  C10L2200/023120130101 ,  C10L1/265 ,  C10L1/2425 ,  C10L1/223 ,  C10L1/1832 ,  C10L1/2418 ,  C10L1/1608 ,  C10L1/1905 ,  C10L1/285 ,  C10L1/1973 ,  C10L1/1966 ,  C10L1/165 ,  C10L1/1658 ,  C10L1/1616 ,  C10L1/191 ,  C10L1/1963 ,  C10L2200/046920130101

摘要： This invention relates to a lubricating oil composition comprising or resulting from the admixing of: a) 50 to 99 mass% of one or more base oils; b) 0.1 to 15 mass% of one or more functionalized olefin copolymer having an Mn of from 10,000 to 35,000 g/mol; c) 0.1 to 20 mass% of one or more detergents wherein the detergent comprises at least one calcium detergent having a TBN of more than 100 mg KOH/g; at least one calcium detergent having a TBN of 100 mg KOH/g or less; and at least one magnesium detergent, where the difference in the TBN's for the Ca detergents is at least 100 mg KOH/g; d) 0.01 to 40 mass% of one or more dispersants wherein the dispersants comprise at least one borated dispersant and at least one non borated dispersant; e) 0.01 to 20 of mass% sulfurized fatty acid ester; f) 0.01 to 5 mass% of one or more amine or phenol based antioxidants; and g) 0.001 to 15 mass% of molybdenum containing compound, where the lubricating oil composition has: 1) a sulfated ash content of 0.9 mass% or less; 2) a Mack T-11 final soot % @ 15 cSt of 6.7 % or more; 3) a total base number of 5 to 30 mg KOH/g; 4) HTCBT of copper level increase of 20 ppm or less; 5) T-13 IR peak EOT of 40 abs/cm or less; and 6) Cam wear outlet of 45 µm or less.