Fuel compositions containing poly(oxyalkylene) aromatic ethers
    18.
    发明授权
    Fuel compositions containing poly(oxyalkylene) aromatic ethers 失效
    含有聚(氧化烯)芳香醚的燃料组合物

    公开(公告)号:US5409507A

    公开(公告)日:1995-04-25

    申请号:US144858

    申请日:1993-10-28

    Abstract: Fuel compositions containing a major amount of hydrocarbons boiling in the gasoline or diesel range and an effective deposit-controlling amount of a poly(oxyalkylene) aromatic ether having the formula: ##STR1## where A.sub.1 is nitro, amino, N-alkylamino wherein the alkyl group contains 1 to 6 carbon atoms, or N,N-dialkylamino wherein each alkyl group independently contains 1 to 6 carbon atoms; R.sub.1 and R.sub.2 are independently hydrogen, hydroxy, lower alkyl, or lower alkoxy; R.sub.3 and R.sub.4 are independently hydrogen or lower alkyl and each R.sub.3 and R.sub.4 is independently selected in each --O--CHR.sub.3 --CHR.sub.4 -- unit; R.sub.5 is hydrogen, alkyl having 1 to 100 carbon atoms, phenyl, aralkyl having 7 to 100 carbon atoms or alkaryl having 7 to 100 carbon atoms, or an acyl group of the formula: ##STR2## where R.sub.6 is alkyl having 1 to 30 carbon atoms, phenyl, aralkyl having 7 to 36 carbon atoms or alkaryl having 7 to 36 carbon atoms; n is an integer from 5 to 100; and x is an integer from 0 to 10.

    Abstract translation: 燃料组合物,其含有在汽油或柴油范围内沸腾的主要量的烃和有效的沉积物控制量的具有下式的聚(氧化烯)芳族醚:其中A1是硝基,氨基,N-烷基氨基 其中烷基含有1至6个碳原子,或N,N-二烷基氨基,其中每个烷基独立地包含1至6个碳原子; R 1和R 2独立地是氢,羟基,低级烷基或低级烷氧基; R 3和R 4独立地为氢或低级烷基,并且每个R 3和R 4独立地选自各-O-CHR 3 -CHR 4 - 单元; R5是氢,具有1至100个碳原子的烷基,苯基,具有7至100个碳原子的芳烷基或具有7至100个碳原子的烷芳基,或下式的酰基:其中R 6是具有1至30个碳原子的烷基 原子,苯基,具有7至36个碳原子的芳烷基或具有7至36个碳原子的烷芳基; n为5〜100的整数。 x为0〜10的整数。

    Fuel compositions
    19.
    发明授权
    Fuel compositions 失效
    燃料组成

    公开(公告)号:US5167670A

    公开(公告)日:1992-12-01

    申请号:US762991

    申请日:1991-09-20

    CPC classification number: C10L1/2383

    Abstract: The present invention is directed to novel poly(olefin)-polyamine-N-substituted polycarbamates, useful for preventing or reducing deposits in engines having the formula I ##STR1## wherein "n" is 2-8; R.sup.1 is a poly(olefin) chain having an average molecular weight of from about 500 to about 9900; R.sup.2 is an alkylene group containing 2 to 8 carbon atoms; R.sup.3 is independently a hydrogen atom, an alkyl group containing from 1 to 7 carbon atoms or --COOR.sup.5 with at least two of R.sup.4 being --COOR.sup.5 and wherein R.sup.5 is a hydrocarbyl or substituted hydrocarbyl group containing up to 20 carbon atoms.

    Abstract translation: 本发明涉及新型聚(烯烃) - 聚胺-N-取代的聚氨酯,其可用于防止或减少具有式I的发动机中的沉积物(I),其中“n”为2-8; R1是平均分子量为约500至约9900的聚(烯烃)链; R2是含有2至8个碳原子的亚烷基; R3独立地是氢原子,含有1至7个碳原子的烷基或-COOR5,其中至少两个R 4是-COOR 5,其中R 5是含有至多20个碳原子的烃基或取代的烃基。

Patent Agency Ranking