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    • 2. 发明申请
    • OIL COMPOSITION FOR LUBRICATING AN EGR EQUIPPED DIESEL ENGINE AND AN EGR EQUIPPED DIESEL ENGINE COMPRISING SAME
    • 用于润滑EGR装备的柴油发动机的油组合物和包含其的EGR装备的柴油发动机
    • WO2006066649A3
    • 2006-08-10
    • PCT/EP2005011453
    • 2005-10-26
    • ROHMAX ADDITIVES GMBHKINKER BERNARDFISCHER MATTHIASBOLLINGER MARTINCYBERT ROBERTBIELMEIER ERNSTCOOPER DAVIDFISCHER ANGELIKACROESSMANN MELANIE
    • KINKER BERNARDFISCHER MATTHIASBOLLINGER MARTINCYBERT ROBERTBIELMEIER ERNSTCOOPER DAVIDFISCHER ANGELIKACROESSMANN MELANIE
    • C10M161/00C10M149/02G01N33/28
    • C10M149/02C10M161/00C10M2205/04C10M2209/084C10M2209/086C10M2217/023C10M2217/024C10M2217/028C10N2220/021C10N2230/041C10N2240/102
    • The present invention is directed to a lubricating oil composition, a diesel engine comprising a lubricating oil composition, and a method of lubricating a diesel engine provided with an exhaust gas recirculation system, comprising lubricating said engine with a lubricating oil composition comprising an oil of lubricating viscosity, and a polymeric N-dispersant booster comprising monomer units of: a) 0 to 40 wt.% of one or more ethylenically unsaturated ester compounds of formula (I), wherein R is equal to H or CH 3 , R 1 represents a linear or branched alkyl group with 1 to 5 carbon atoms, R 2 and R 3 independently represent H or a group of the formula -COOR', wherein R' is H or an alkyl group with 1 to 5 carbon atoms, b) 10 to 98 wt.% of one or more ethylenically unsaturated ester compounds of formula (II), wherein R is equal to H or CH 3 , R 4 represents a linear or branched alkyl group with 6 to 15 carbon atoms, R 5 and R 6 independently represent H or a group of the formula -COOR", wherein R" is H or an alkyl group with 6 to 15 carbon atoms, c) 0 to 30 wt.% of one or more ethylenically unsaturated ester compounds of formula (III), wherein R is equal to H or CH 3 , R 7 represents a linear or branched alkyl group with 16 to 30 carbon atoms, R 8 and R 9 independently represent H or a group of the formula -COOR"', wherein R"' is H or an alkyl group with 16 to 30 carbon atoms, d) 0 to 30 wt.% vinyl monomers, e) 7 to 25 wt.% of at least one N- dispersant monomer, wherein a) - e) add up to 100 wt.%.
    • 本发明涉及一种润滑油组合物,包含润滑油组合物的柴油发动机,以及润滑具有废气再循环系统的柴油发动机的方法,包括用润滑油组合物润滑所述发动机,所述润滑油组合物包含润滑油 粘度和聚合N-分散剂增强剂,其包含单体单元:a)0至40重量%的一种或多种式(I)的烯属不饱和酯化合物,其中R等于H或CH 3, R 1,R 2表示具有1至5个碳原子的直链或支链烷基,R 2和R 3独立地表示H或 式-COOR'的基团,其中R'是H或具有1至5个碳原子的烷基,b)10至98重量%的一种或多种式(II)的烯属不饱和酯化合物,其中R等于 至H或CH 3,R 4表示具有6至15个碳原子的直链或支链烷基,R 5 O >和R 6独立地表示H或式-COOR“的基团,其中R”是H或具有6至15个碳原子的烷基,c)0至30重量%的一个 或更多个式(III)的烯属不饱和酯化合物,其中R等于H或CH 3,R 7表示具有16至30个碳的直链或支链烷基 R 8和R 9独立地表示H或式-COOR“'的基团,其中R”'是H或具有16至30个碳原子的烷基 原子,d)0至30重量%的乙烯基单体,e)7至25重量%的至少一种N-分散剂单体,其中a)-e)加到100重量%。
    • 10. 发明专利
    • BRPI0519213A2
    • 2009-01-06
    • BRPI0519213
    • 2005-10-26
    • ROHMAX ADDITIVES GMBH
    • KINKER BERNARD GEORGEFISCHER MATTHIASBOLLINGER MARTIN JOSEPHCYBERT ROBERTBIELMEIER ERNSTCOOPER DAVIDFISCHER ANGELIKACROESSMANN MELANIE
    • C10M161/00C10M149/02G01N33/28
    • The present invention is directed to a lubricating oil composition, a diesel engine comprising a lubricating oil composition, and a method of lubricating a diesel engine provided with an exhaust gas recirculation system, comprising lubricating said engine with a lubricating oil composition comprising an oil of lubricating viscosity, and a polymeric N-dispersant booster comprising monomer units of: a) 0 to 40 wt. % of one or more ethylenically unsaturated ester compounds of formula (I) wherein R is equal to H or CH3, R1 represents a linear or branched alkyl group with 1 to 5 carbon atoms, R2 and R3 independently represent H or a group of the formula —COOR′, wherein R′ is H or an alkyl group with 1 to 5 carbon atoms, b) 10 to 98 wt. % of one or more ethylenically unsaturated ester compounds of formula (II) wherein R is equal to H or CH3, R4 represents a linear or branched alkyl group with 6 to 15 carbon atoms, R5 and R6 independently represent H or a group of the formula —COOR″, wherein R″ is H or an alkyl group with 6 to 15 carbon atoms, c) 0 to 30 wt. % of one or more ethylenically unsaturated ester compounds of formula (III) wherein R is equal to H or CH3, R7 represents a linear or branched alkyl group with 16 to 30 carbon atoms, R8 and R9 independently represent H or a group of the formula —COOR′″, wherein R′″ is H or an alkyl group with 16 to 30 carbon atoms, d) 0 to 30 wt. % vinyl monomers, e) 7 to 25 wt. % of at least one N— dispersant monomer, wherein a)-e) add up to 100 wt. %.