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    • 6. 发明公开
    • Deposit-resistant motor fuel composition containing an additive which lowers the use of octane boosters
    • 沉淀减少发动机燃料组合物与降低使用辛烷值增强剂的添加剂。
    • EP0303351A1
    • 1989-02-15
    • EP88306166.5
    • 1988-07-06
    • TEXACO DEVELOPMENT CORPORATION
    • Sung, Rodney Lu-DaiBehrens, Milton DanielCaggiano, Michael AngeloKnifton, John FrederickLarkin, John MichaelZimmerman, Robert LeroyHayden, Thomas
    • C10L1/22C10L1/14C08G65/32
    • C10L1/224C10L1/143C10L1/1641C10L1/165C10L1/1658C10L1/221C10L1/2383
    • Motor fuel compositions, which are haze free and which show improved deposit resistance, Ori control and valve deposit control in comparison with typical commercial fuel compositions, include the reaction product obtained by reacting at a temperature of 30°C-200°C

      (a) about 1 mole of a dibasic acid anhydride of the formula
      where R₁ is either H or a C₁-C₅ alkyl radical;
      (b) 1-2 moles of a polyoxyalkylene diamine of the formula
      where R₅ and R₆ are C₁-C₁₂ alkylene groups, q and r are inte­gers having a value of 0 or 1, c has a value from about 5-150, b+d has a value from about 5-150, and a+e has a value from about 2-12; and
      (c) 1-2 moles of a hydrocarbyl polyamine which may be either
      (i) a hydrocarbyl polyamine of the formula

      R₂(NH-R₃) x - NH₂
      where R₂ is n alkyl radical having from about 1-24 carbon atoms, R₃ is an alkylene radical having from about 1-6 carbon atoms, and x has a value from about 1-10, or
      (ii) a n-alkyl-alkylene diamine of the formula

      R₄-NH-(CH₂) n -NH₂

      where R₄ is an aliphatic hydrocarbon radical having from about 1-24 carbon atoms and n has a value from about 1-6;
    • 汽车燃料组合物,其雾度自由且显示出改善的存款电阻,ORI控制并且与典型商业燃料组合物相比,阀的沉积物控制,包括通过在30℃-200℃的温度下反应得到的反应产物(a) 约1摩尔的式其中R 1是H或C1-C5烷基的二元酸酐的; (B)式其中R5和R6是C1-C12亚烷基基团,q和r为0或1的值的整数的聚氧化烯二胺的1-2摩尔,c具有从约5-150的值 ,b + D具有约5-150的值,和一个+ E具有约2-12的值; 和(c)一种烃基多胺,其可以是(i)所述式R2(NH-R3)的烃基多胺的1-2摩尔X - NH 2,其中R 2是正烷基基团为约1至24个碳原子,R 3具有 是从约1-6个碳原子具有自由基的亚烷基,且x为约1-10具有值,或(ii)式R 4-NH-(CH 2)的N-烷基 - 亚烷基二胺正NH 2其中R4 从约1-24个碳原子和具有n具有约1-6的值自由基的脂族烃; 一