| 摘要 |
THE PRESENT INVENTION RELATES TO A GRAFT POLYMER OF: (A) A POLYALPHAOLEFIN HAVING A WEIGHT AVERAGE MOLECULAR WEIGHT OF LESS THAN 15000 AND A POLYDISPERSITY OF 1.1 TO 10; (B) A NITROGENOUS, ETHYLENICALLY UNSATURATED, ALIPHATIC OR AROMATIC, GRAFTABLE MONOMER HAVING FROM 2 TO ABOUT 50 CARBON ATOMS; AND (C) AN ORGANO-METALLIC COMPOUND SELECTED FROM ORGANO-MOLYBDENUM, ORGANO-TITANIUM, ORGANO-MANGANESE COMPOUNDS AND MIXTURES THEREOF; A PROCESS FOR MAKING THE GRAFT POLYMER; AND TO A LUBRICATING OIL COMPOSITION COMPRISING A MAJOR AMOUNT OF A BASE OIL AND A MINOR AMOUNT OF THE GRAFT POLYMER. (NO SUITABLE |
