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    • 1. 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%。
    • 3. 发明专利
    • BRPI0510330A
    • 2007-10-23
    • BRPI0510330
    • 2005-01-20
    • ROHMAX ADDITIVES GMBH
    • SCHERER MARKUSFISCHER MATTHIASMUELLER MICHAELKINKER BERNHARDPAUKER ALEXANDRA
    • C10M145/14C10M151/02C10M153/02C10M169/00C10M169/06C10N50/10
    • The present invention relates to lubricating greases comprising at least one thickening agent and at least one lubricating oil, wherein the lubricating grease contains at least one polymeric structure improver that can be obtained by polymerization of monomer compositions, which are composed of a) 0 to 40 wt %, relative to the weight of the monomer compositions for synthesis of the polymeric structure improvers, of at least one (meth)acrylate of formula (I) in which R represents hydrogen or methyl, R 1 denotes a straight-chain or branched alkyl moiety having 1 to 5 carbon atoms, b) 40 to 99.99 wt %, relative to the weight of the monomer compositions for synthesis of the polymeric structure improvers, of at least one (meth)acrylate of formula (II) in which R represents hydrogen or methyl, R 2 denotes a straight-chain or branched alkyl moiety having 6 to 30 carbon atoms, c) 0.01 to 20 wt %, relative to the weight of the monomer compositions for synthesis of the polymeric structure improvers, of monomers containing acid groups or salts thereof, d) 0 to 59.99 wt %, relative to the weight of the monomer compositions for synthesis of the polymeric structure improvers, of comonomer.