POLYALKENYL SUCCINIMIDES AND USE THEREOF AS DISPERSANTS IN LUBRICATING OILS
    1.
    发明申请
    POLYALKENYL SUCCINIMIDES AND USE THEREOF AS DISPERSANTS IN LUBRICATING OILS 审中-公开
    聚烯烃类化合物及其作为润滑油分散剂的用途

    公开(公告)号:US20140066579A1

    公开(公告)日:2014-03-06

    申请号:US14073057

    申请日:2013-11-06

    IPC分类号: C08F8/46

    摘要: Polyalkenyl succinimides which can be obtained with a process which comprises: a. reacting a reactive medium-high molecular weight polyalkene with maleic anhydride at a temperature higher than 180° C.; b. carrying out the reaction thermally for a time sufficient for having a conversion of the terminal vinylidene groups higher than 10%; c. completing the thermal reaction in the presence of a reaction accelerator consisting of a Lewis acid; d. reacting the reaction product of step (c) with an amine which has at least one primary aminic group capable of forming an imide group.

    摘要翻译: 聚烯基琥珀酰亚胺,其可以通过包括以下步骤的方法获得:a。 在高于180℃的温度下使反应性中高分子量聚烯烃与马来酸酐反应; b。 进行反应热的时间足以使末端亚乙烯基的转化率高于10%; C。 在由路易斯酸组成的反应促进剂的存在下完成热反应; d。 使步骤(c)的反应产物与具有至少一个能够形成酰亚胺基团的伯胺基团的胺反应。

    POLYALKENYL SUCCINIMIDES AND USE THEREOF AS DISPERSANTS IN LUBRICATING OILS
    2.
    发明申请
    POLYALKENYL SUCCINIMIDES AND USE THEREOF AS DISPERSANTS IN LUBRICATING OILS 审中-公开
    聚烯烃类化合物及其作为润滑油分散剂的用途

    公开(公告)号:US20100197538A1

    公开(公告)日:2010-08-05

    申请号:US12669693

    申请日:2008-07-08

    IPC分类号: C10M169/04 C08G69/28

    摘要: Polyalkenyl succinimides which can be obtained with a process which comprises: a. reacting a reactive medium-high molecular weight polyalkene with maleic anhydride at a temperature higher than 180° C.; b. carrying out the reaction thermally for a time sufficient for having a conversion of the terminal vinylidene groups higher than 10%; c. completing the thermal reaction in the presence of a reaction accelerator consisting of a Lewis acid; d. reacting the reaction product of step (c) with an amine which has at least one primary aminic group capable of forming an imide group.

    摘要翻译: 聚烯基琥珀酰亚胺,其可以通过包括以下步骤的方法获得:a。 在高于180℃的温度下使反应性中高分子量聚烯烃与马来酸酐反应; b。 进行反应热的时间足以使末端亚乙烯基的转化率高于10%; C。 在由路易斯酸组成的反应促进剂的存在下完成热反应; d。 使步骤(c)的反应产物与具有至少一个能够形成酰亚胺基团的伯胺基团的胺反应。

    Process for the preparation of polyalkenyl acylating agents
    5.
    发明授权
    Process for the preparation of polyalkenyl acylating agents 有权
    聚烯化酰化剂的制备方法

    公开(公告)号:US07763681B2

    公开(公告)日:2010-07-27

    申请号:US11776228

    申请日:2007-07-11

    IPC分类号: C08G63/91

    CPC分类号: C08F8/46 C08F110/10

    摘要: Process for the preparation of polyalkenyl acylating agents which comprises: a. reacting at a temperature higher than 180° C. a reactive polyalkene, having a number average molecular weight Mn ranging from 500 to 5000 and having a content of terminal vinylidene groups greater than or equal to 30%, with an enophile; b. thermally carrying out the reaction for a time sufficient for having a conversion of the terminal vinylidene groups higher than 15%; c. completing the reaction always under heat in the presence of a reaction accelerator consisting of a Lewis acid selected from a tin, zinc, aluminum or titanium halide.

    摘要翻译: 制备聚烯化酰化剂的方法,其包括:a。 在高于180℃的温度下,与亲和体反应,数均分子量Mn在500-5000范围内并具有大于或等于30%的末端亚乙烯基的反应性聚烯烃; b。 将反应热进行足以使末端亚乙烯基的转化率高于15%的时间; C。 在由选自锡,锌,铝或钛卤化物的路易斯酸组成的反应促进剂的存在下,始终在加热下完成反应。

    Process for the removal of metals from waters containing them
    8.
    发明授权
    Process for the removal of metals from waters containing them 失效
    从含有它们的水中除去金属的工艺

    公开(公告)号:US4746442A

    公开(公告)日:1988-05-24

    申请号:US22265

    申请日:1987-03-05

    IPC分类号: C02F1/52 C02F1/62

    CPC分类号: C02F1/5263 Y10S210/912

    摘要: A process is disclosed for the removal of metals from waters containing them, comprising the treatment of the waters with an aqueous solution of alkaline salts of humic acids, which is characterized in that said solution is obtained by the dry oxidation of coal by oxygen or mixtures of oxygen and nitrogen, in particular air, and the subsequent extraction of the raw oxidation product by an alkaline solution, and that said aqueous solution is added to into the waters as such, wherein the humic acids salts perform a flocculating action, with the end pH being preliminarily to a value comprised within the range of from 1.5 to 5.5.

    摘要翻译: 公开了一种用于从含有它们的水中除去金属的方法,包括用腐殖酸碱性盐水溶液处理水,其特征在于所述溶液是通过氧气或混合物将煤干燥氧化获得的 的氧气和氮气,特别是空气,以及随后通过碱性溶液萃取原始氧化产物,并且将所述水溶液加入到水中,其中腐殖酸盐进行絮凝作用,结束 pH预先在1.5〜5.5的范围内。

    Aqueous dispersions of heavy oil residues
    9.
    发明授权
    Aqueous dispersions of heavy oil residues 失效
    重油残留物的水分散体

    公开(公告)号:US08262385B2

    公开(公告)日:2012-09-11

    申请号:US10468831

    申请日:2002-02-22

    IPC分类号: C10L1/12 C10L1/32

    CPC分类号: C10L1/328

    摘要: A description follows of an aqueous dispersion of heavy oil residues, suitable for undergoing combustion with a low emission of SOx, comprising: (a) a heavy oil residue; (b) a dispersing agent; (c) a desulfurizing agent selected from CaCO3, MgCO3, dolomite and relative mixtures; (d) a desulfurizing agent with stabilizing and anti-corrosive properties selected from MgO, Mg(OH)2, CaO, Ca(OH)2 and relative mixtures; (e) water; the weight percentage of (e) with respect of the sum of (a)+(e) being at least 15%.

    摘要翻译: 以下描述适用于以低排放SOx进行燃烧的重油残渣的水分散体,其包含:(a)重油残余物; (b)分散剂; (c)选自CaCO3,MgCO3,白云石及相关混合物的脱硫剂; (d)具有选自MgO,Mg(OH)2,CaO,Ca(OH)2和相对混合物的稳定和抗腐蚀性能的脱硫剂; (e)水; (e)相对于(a)+(e)之和的重量百分比至少为15%。

    PROCESS FOR THE PREPARATION OF POLYALKENYL ACYLATING AGENTS
    10.
    发明申请
    PROCESS FOR THE PREPARATION OF POLYALKENYL ACYLATING AGENTS 有权
    制备聚烯丙醇合成试剂的方法

    公开(公告)号:US20080027187A1

    公开(公告)日:2008-01-31

    申请号:US11776228

    申请日:2007-07-11

    IPC分类号: C08F4/00

    CPC分类号: C08F8/46 C08F110/10

    摘要: Process for the preparation of polyalkenyl acylating agents which comprises: a. reacting at a temperature higher than 180° C. a reactive polyalkene, having a number average molecular weight Mn ranging from 500 to 5000 and having a content of terminal vinylidene groups greater than or equal to 30%, with an enophile; b. thermally carrying out the reaction for a time sufficient for having a conversion of the terminal vinylidene groups higher than 15%; c. completing the reaction always under heat in the presence of a reaction accelerator consisting of a Lewis acid selected from a tin, zinc, aluminum or titanium halide.

    摘要翻译: 制备聚烯化酰化剂的方法,其包括:a。 在高于180℃的温度下,与亲和体反应,数均分子量Mn在500-5000范围内并具有大于或等于30%的末端亚乙烯基的反应性聚烯烃; b。 将反应热进行足以使末端亚乙烯基的转化率高于15%的时间; C。 在由选自锡,锌,铝或钛卤化物的路易斯酸组成的反应促进剂的存在下,始终在加热下完成反应。