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    • 8. 发明授权
    • Multifunctional additive composition for cold process treatment of middle distillates
    • 用于中间馏分冷加工处理的多功能添加剂组合物
    • US06623536B1
    • 2003-09-23
    • US09958718
    • 2002-03-25
    • Franck EydouxRobert Leger
    • Franck EydouxRobert Leger
    • C10L118
    • C10L1/221
    • The invention concerns a composition of mulifunctional additives for cold process treatment obtained by reacting carboxylic compounds with amine compounds, characterized in that it contains at least 50 wt. % of a mixture consisting of 10 to 90 wt. % of an additive (AB) of a carboxylic compound (A) selected among maleic and succinic anhydrides, corresponding acids and esters with a polyalkylamine (B) and 90 to 10 wt. % of an additive (CD) obtained by reacting a copolymer (C) obtained by reacting a first unsaturated carboxylic acid with an alkylated ester of a second unsaturated carboxylic acid, identical to or different from the first, of general formula (II) R1R2C═CR3COOR4 wherein R1 and R2, identical or different, being hydrogen, a linear or branched C1-C20 alkyl radical; R3 is hydrogen or a linear or branched alkyl group with not more than three carbon atoms and R4 is hydrogen or a C1-C25 radical, with N-alkylpolyalkylenepolyamine (D).
    • 本发明涉及通过使羧基化合物与胺化合物反应获得的冷加工处理的多官能添加剂的组合物,其特征在于其含有至少50wt。 %的混合物由10至90wt。 %的选自马来酸酐和琥珀酸酐的羧酸化合物(A)的添加剂(AB),相应的酸和与聚烷基胺(B)的酯和90至10wt。 通过使第一不饱和羧酸与第二不饱和羧酸的烷基化酯反应得到的共聚物(C)与通式(II)中的第一个相同或不同的通式(II)R1R2C = CR 3 COOR 4其中R 1和R 2相同或不同,为氢,直链或支链C 1 -C 20烷基; R3是氢或具有不多于三个碳原子的直链或支链烷基,R4是氢或C1-C25基团与N-烷基聚亚烷基多胺(D)。