Composition of matter for aliphatic-aromatic ureas, biurets, and
allophanates as nitric oxide reducing agents in diesel emissions
    4.
    发明授权
    Composition of matter for aliphatic-aromatic ureas, biurets, and allophanates as nitric oxide reducing agents in diesel emissions 失效
    脂肪族 - 芳香脲,缩二脲和脲基甲酸酯作为柴油机排放中一氧化氮还原剂的物质组成

    公开(公告)号:US5491256A

    公开(公告)日:1996-02-13

    申请号:US222509

    申请日:1994-04-04

    IPC分类号: C07C275/60 C07C269/00

    CPC分类号: C07C275/60

    摘要: A composition of matter comprising ureas, biurets or allophanates structurally represented, respectively, by ##STR1## where R is hydrogen or a (C.sub.1 -C.sub.50) linear or branched aliphatic, alkenyl, alkynyl or aryl hydrocarbon; ##STR2## where R is hydrogen or a (C.sub.1 -C.sub.50) linear or branched aliphatic, alkenyl, alkynyl or aryl hydrocarbon; or ##STR3## where R is hydrogen or a (C.sub.1 -C.sub.50) linear or branched aliphatic, alkenyl, alkynyl or aryl hydrocarbon.

    摘要翻译: 其中R是氢或(C1-C50)直链或支链的脂族,烯基,炔基或芳基烃,结构上分别表示的脲,缩二脲或脲基甲酸酯的组合物; 其中R是氢或(C1-C50)直链或支链的脂族,烯基,炔基或芳基烃; 或者其中R是氢或(C1-C50)直链或支链脂族,烯基,炔基或芳基烃的

    Thermal stability additives for jet fuels
    5.
    发明授权
    Thermal stability additives for jet fuels 失效
    用于喷气燃料的热稳定性添加剂

    公开(公告)号:US5468262A

    公开(公告)日:1995-11-21

    申请号:US47529

    申请日:1993-04-19

    IPC分类号: C10L1/22 C10L1/238 C10L1/2387

    摘要: A liquid jet fuel composition comprising:(a) a major portion of a liquid fuel; and(b) a minor effective portion of a thermal stabilizing additive prepared by(i) reacting a polyamine, an aldehyde and a phenol containing active hydrogen to form a phenol - aldehyde - amine condensate; and(ii) reacting said phenol - aldehyde - amine condensate and a succinic acid anhydride bearing a polyolefin - derived substituent containing residual unsaturation, thereby forming a phenol - aldehyde amine Mannich condensate polyamine succinimide product additive; and(iii) recovering said product additive.

    摘要翻译: 一种液体喷射燃料组合物,包括:(a)液体燃料的主要部分; 和(b)通过(i)使多胺,醛和含有活性氢的苯酚反应以形成苯酚 - 醛 - 胺缩合物制备的热稳定添加剂的次要有效部分; 和(ii)使所述酚 - 醛 - 胺缩合物与含有残留不饱和键的聚烯烃衍生取代基的琥珀酸酐反应,从而形成苯酚 - 醛胺曼尼希缩合物多胺琥珀酰亚胺产物添加剂; 和(iii)回收所述产品添加剂。

    Motor fuel additive and ORI-inhibited motor fuel composition
    6.
    发明授权
    Motor fuel additive and ORI-inhibited motor fuel composition 失效
    汽油燃料添加剂和ORI抑制运动燃料组成

    公开(公告)号:US4869728A

    公开(公告)日:1989-09-26

    申请号:US245591

    申请日:1988-09-19

    申请人: Rodney L. Sung

    发明人: Rodney L. Sung

    IPC分类号: C10L1/22 C10L1/224

    CPC分类号: C10L1/224 C10L1/221

    摘要: A motor fuel composition which inhibits engine ORI comprises a mixture of hydrocarbons boiling in the range of 90.degree. F.-450.degree. F. and the reaction product of one or more substituted or unsubstituted aliphatic carboxylic acids, including acyl-containing aliphatic carboxylic acids, and a polyoxyalkylene diamine.

    摘要翻译: 抑制发动机ORI的机动车燃料组合物包括沸腾在90°F-450°F范围内的烃的混合物和一种或多种取代或未取代的脂族羧酸(包括含酰基的脂族羧酸)的反应产物, 和聚氧化烯二胺。