Low temperature performance lubricating oil detergents and method of making the same
    33.
    发明授权
    Low temperature performance lubricating oil detergents and method of making the same 有权
    低温性能润滑油清洁剂及其制造方法

    公开(公告)号:US08778856B2

    公开(公告)日:2014-07-15

    申请号:US12629349

    申请日:2009-12-02

    IPC分类号: C10M159/22 C07C69/88

    CPC分类号: C07C65/05 C10L3/08

    摘要: A carboxylate detergent prepared by the process comprising (a) alkylating a hydroxyaromatic compound with at least one alpha olefin oligomer, derived from C8 to C20 alpha olefins, to thereby produce an alkylhydroxyaromatic compound, and wherein at least 90% of the molecules in the alkylhydroxyaromatic compound have the alkyl group attached at the 4-position or higher from the terminus of the longest chain of the alkyl group, and further wherein the alkyl group comprises at least one hydrocarbon tail of at least 7 carbons; (b) neutralizing the resulting alkylated hydroxyaromatic compound with an alkali metal base; (c) carbonating the alkali metal salt from step (b) with carbon dioxide; (d) acidifying the salt produced in step (c); and (e) overbasing the resulting alkylated hydroxyaromatic carboxylic acid.

    摘要翻译: 通过该方法制备的羧酸盐洗涤剂包括(a)将羟基芳族化合物与至少一种衍生自C 8 -C 20α-烯烃的α-烯烃低聚物烷基化,从而产生烷基羟基芳族化合物,并且其中烷基羟基芳族化合物中至少90%的分子 化合物具有在烷基的最长链的末端的4位或更高连接的烷基,并且其中所述烷基包含至少一个至少7个碳原子的烃尾; (b)用碱金属碱中和得到的烷基化羟基芳族化合物; (c)用二氧化碳将步骤(b)的碱金属盐碳化; (d)酸化步骤(c)中产生的盐; 和(e)使得到的烷基化羟基芳族羧酸过碱化。

    Overbased alkali metal alkylhydroxybenzoates having low crude sediment
    34.
    发明授权
    Overbased alkali metal alkylhydroxybenzoates having low crude sediment 有权
    具有较低原油沉积物的高碱性碱金属烷基羟基苯甲酸酯

    公开(公告)号:US07951760B2

    公开(公告)日:2011-05-31

    申请号:US11193247

    申请日:2005-07-29

    IPC分类号: C10M159/22

    摘要: A process for preparing an overbased alkali metal alkylhydroxybenzoate, said process comprising overbasing an alkali metal alkylhydroxybenzoate or a mixture of alkali metal alkylhydroxybenzoate and up to 50 mole % of alkylphenol, based on the total mixture of alkylhydroxybenzoate and alkylphenol, with a molar excess of alkaline earth metal base and at least one acidic overbasing material in the presence of at least one carboxylic acid having from one to four carbon atoms and a solvent selected from the group consisting of aromatic hydrocarbons, aliphatic hydrocarbons, monoalcohols and mixtures thereof.

    摘要翻译: 一种制备高碱性碱金属烷基羟基苯甲酸酯的方法,所述方法包括将碱金属烷基羟基苯甲酸酯或碱金属烷基羟基苯甲酸酯和至多50摩尔%烷基酚的混合物基于羟基苯甲酸烷基酯和烷基酚烷基酯的总混合物与摩尔过量的碱 在至少一种具有1至4个碳原子的羧酸和选自芳族烃,脂族烃,一元醇及其混合物的溶剂的存在下,至少一种酸性高碱性材料。

    Process for making alkaline earth metal borated sulfonates
    36.
    发明申请
    Process for making alkaline earth metal borated sulfonates 有权
    制备碱土金属硼酸盐磺酸盐的方法

    公开(公告)号:US20070123439A1

    公开(公告)日:2007-05-31

    申请号:US11292404

    申请日:2005-11-30

    摘要: An improved process for preparing an alkaline earth metal borated sulfonate comprising reacting a mixture of the following materials(A) (1) at least one of an oil soluble sulfonic acid or alkaline earth sulfonate salt or mixtures thereof (2) at least one source of an alkaline earth metal; and (3) at least one source of boron, in the presence of a mixture of comprising (4) at least one hydrocarbon solvent; and (5) at least one low molecular weight alcohol; and (6) from 0 to less than 10 mole percent, relative to the source of boron, of an overbasing acid, other than the source of boron; and (B) heating the reaction product of (A) to a temperature above the distillation temperatures of (4) and (5) to distill (4), (5) and water of reaction, wherein no additional water is added in the process.

    摘要翻译: 一种制备碱土金属硼酸化磺酸盐的改进方法,包括使下列物质(A)(1)的混合物与油溶性磺酸或碱土金属磺酸盐或其混合物中的至少一种反应(2)至少一种 碱土金属; 和(3)至少一种硼源,在包含(4)至少一种烃溶剂的混合物存在下, 和(5)至少一种低分子量醇; 和(6)相对于硼源为0至小于10摩尔%的除硼源之外的高碱性酸; 和(B)将(A)的反应产物加热到高于(4)和(5)的蒸馏温度的温度至蒸馏(4),(5)和反应水,其中在该过程中不加入另外的水 。

    Low sulfur metal detergent-dispersants
    37.
    发明申请
    Low sulfur metal detergent-dispersants 有权
    低硫金属洗涤剂分散剂

    公开(公告)号:US20070027057A1

    公开(公告)日:2007-02-01

    申请号:US11192757

    申请日:2005-07-29

    IPC分类号: C11D3/20 C07C65/00

    摘要: A process for preparing alkylhydroxybenzoate detergent-dispersant additives having low sulfur content and high TBN is described. The alkali metal alkylhydroxylbenzoate, alkaline earth metal alkylhydroxybenzoate and overbased alkaline earth metal alkylhydroxybenzoate reaction products described have a sulfur content in the range of from about 0.1 to 1.2 wt % are effective anti-corrosive detergent-dispersant additives in lubricating oil compositions.

    摘要翻译: 描述了制备具有低硫含量和高TBN的烷基羟基苯甲酸盐洗涤剂 - 分散剂添加剂的方法。 碱式金属烷基羟基苯甲酸酯,碱土金属烷基羟基苯甲酸酯和高碱性碱土金属烷基羟基苯甲酸酯反应产物的硫含量在约0.1至1.2重量%范围内是润滑油组合物中有效的防腐蚀洗涤剂 - 分散剂添加剂。

    Alkylaryl sulfonate detergent mixture derived from linear olefins
    38.
    发明申请
    Alkylaryl sulfonate detergent mixture derived from linear olefins 失效
    衍生自直链烯烃的烷基芳基磺酸盐洗涤剂混合物

    公开(公告)号:US20070021317A1

    公开(公告)日:2007-01-25

    申请号:US11186158

    申请日:2005-07-20

    IPC分类号: C11D17/00 C11D17/08

    摘要: Disclosed are detergent mixtures of alkyl aryl sulfonates of alkaline earth metals derived from linear olefins having a relatively high aryl ring attached on positions 1 or 2 or the linear alkyl chains. The compositions contain a relatively high amount of 1 or 2 tolyl or xylyl isomer of the linear alkylaryl sulfonate and employ a heavy alkyl benzene sulfonate derived from linear olefins and exhibit improved stability and compatibility.

    摘要翻译: 公开了衍生自具有相对高的芳环的1或2位或直链烷基链的直链烯烃的烷基芳基磺酸盐的洗涤剂混合物。 组合物含有相对高量的线性烷基芳基磺酸盐的1或2个甲苯基或二甲苯基异构体,并且使用衍生自直链烯烃的重质烷基苯磺酸盐,并表现出改进的稳定性和相容性。