利索-全球专利检索

  1. 登录
  2. 注册

搜索结果

52 条记录 (耗时 0.035 秒)

    Detergent additive-containing mineral oils having improved cold flow properties
    1.
    发明授权
    Detergent additive-containing mineral oils having improved cold flow properties 有权
    具有改善的冷流特性的含有洗涤剂添加剂的矿物油

    公开(公告)号：US08628591B2

    公开(公告)日：2014-01-14

    申请号：US12665010

    申请日：2008-06-17

    申请人： Matthias Krull ,  Werner Reimann ,  Robert Janssen

    发明人： Matthias Krull ,  Werner Reimann ,  Robert Janssen

    IPC分类号： C10L1/18 ,  C10L1/22

    CPC分类号： C10L1/143 ,  C10L1/1608 ,  C10L1/1641 ,  C10L1/1817 ,  C10L1/1981 ,  C10L1/2222 ,  C10L1/224 ,  C10L1/2383 ,  C10L10/14

    摘要： The invention relates to the use of at least one oil-soluble compound B) which acts as a nucleating agent for paraffin crystallization and which is selected from substantially linear hydrocarbons with at least 22 C atoms, for improving the response of cold flow improvers for mineral oils C) in middle distillates that contain at least one ashless, nitrogenous detergent additive A), which is an oil-soluble, amphiphilic compound that comprises at least one alkyl or alkenyl group bound to a polar group, said alkyl or alkenyl group having 10 to 500 C atoms and the polar group having 2 or more nitrogen atoms.

    摘要翻译： 本发明涉及至少一种用作石蜡结晶的成核剂的油溶性化合物B）的用途，其选自具有至少22个C原子的基本上直链的烃，以改善用于矿物质的冷流改进剂的响应 油C）在含有至少一种无灰，含氮洗涤剂添加剂A）的中间馏分中，其是包含与极性基团结合的至少一个烷基或烯基的油溶性两亲化合物，所述烷基或烯基具有10 至500个C原子和具有2个或更多个氮原子的极性基团。

    Additives for improving the cold properties of fuel oils
    4.
    发明申请
    Additives for improving the cold properties of fuel oils 有权
    用于改善燃油的冷特性的添加剂

    公开(公告)号：US20080016754A1

    公开(公告)日：2008-01-24

    申请号：US11879431

    申请日：2007-07-17

    申请人： Bettina Siggelkow ,  Werner Reimann ,  Matthias Krull ,  Ulrike Neuhaus ,  Markus Kupetz ,  Andre Graf

    发明人： Bettina Siggelkow ,  Werner Reimann ,  Matthias Krull ,  Ulrike Neuhaus ,  Markus Kupetz ,  Andre Graf

    IPC分类号： C10L1/195 ,  C08F220/10 ,  C08L33/02

    CPC分类号： C10L1/146 ,  C10L1/1641 ,  C10L1/165 ,  C10L1/1658 ,  C10L1/1966 ,  C10L1/1973 ,  C10L1/1981 ,  C10L1/1985 ,  C10L1/224 ,  C10L1/2364 ,  C10L10/14

    摘要： The invention provides additive mixtures comprising A) at least one terpolymer of ethylene, propene and at least one ethylenically unsaturated ester, which i) contains from 6.0 to 12.0 mol % of structural units derived from at least one ethylenically unsaturated ester having a C1- to C3-alkyl radical, ii) contains from 0.5 to 4.0 methyl groups derived from propene per 100 aliphatic carbon atoms, iii) has fewer than 8.0 methyl groups stemming from chain ends per 100 CH2 groups, and B) from 0.5 to 20 parts by weight, based on A), of at least one further component which is effective as a cold additive for mineral oils and is selected from B1) copolymers of ethylene and ethylenically unsaturated compounds whose content of ethylenically unsaturated compounds is at least 2 mol % higher than the content of ethylenically unsaturated esters in the terpolymer defined under A), B2) comb polymers, and B3) mixtures of B1) and B2), and also their use as a cold additive for middle distillates.

    摘要翻译： 本发明提供添加剂混合物，其包含A）至少一种乙烯，丙烯和至少一种烯键式不饱和酯的三元共聚物，i）含有6.0-12.0mol％的至少一种具有C 1〜C 3 - 烷基，ii）含有每100个脂肪族碳原子衍生自丙烯的0.5〜4.0个甲基，iii）由链中衍生的少于8.0个甲基 至少一种作为矿物油的冷添加剂有效的至少一种另外的组分，并且B）基于A）的0.5至20重量份，并且选自： B1）乙烯和烯键式不饱和化合物的共聚物，其烯键式不饱和化合物的含量比A），B2）梳状聚合物中定义的三元共聚物中烯属不饱和酯的含量高至少2摩尔％，和B3）B1）和 B2），以及它们作为冷添加剂的用途 对于中间馏分。

    Copolymer blends and their use as additives for improving the cold flow properties of middle distillates
    7.
    发明授权
    Copolymer blends and their use as additives for improving the cold flow properties of middle distillates 失效
    共聚物共混物及其用作改善中间馏分冷流特性的添加剂

    公开(公告)号：US06593426B2

    公开(公告)日：2003-07-15

    申请号：US09808481

    申请日：2001-03-14

    申请人： Matthias Krull ,  Thomas Volkmer ,  Werner Reimann

    发明人： Matthias Krull ,  Thomas Volkmer ,  Werner Reimann

    IPC分类号： C08L118

    CPC分类号： C10L1/195 ,  C10L1/146 ,  C10L1/1963 ,  C10L1/1966 ,  C10L1/1973 ,  C10L1/2364

    摘要： The invention relates to additives for improving the cold flow properties of middle distillates, containing from 10 to 95% by weight of copolymers A), from 5 to 90% by weight of copolymers B) and, if required, from 0 to 70% by weight of copolymers C), which correspond to the following formulae: A) copolymers of lower olefins and vinyl esters, B) copolymers comprising B1) from 40 to 60 mol % of bivalent structural units of the formula  where X is O or N—R4 and in which a and b are 0 or 1 and a +b=1, and B2) from 60 to 40 mol % of bivalent structural units of the formula —H2C—CR11R5—  B2 and, if required, B3) from 0 to 20 mol % of bivalent structural units which are derived from polyolefins, the polyolefins being derivable from monoolefins having 3 to 5 carbon atoms, and in which a) R4 is an alkyl or alkenyl radical having 10 to 40 carbon atoms or an alkoxyalkyl radical having 1 to 100 alkoxy units and 1 to 30 carbon atoms in the alkyl radical, and b) R5 is a radical of the formula OCOR12 or COOR12, in which R12 is C1-to C3-alkyl, and c) the number of carbon atoms of the polyolefin molecules on which the structural units B3) are based is from 35 to 350, and d) R11 is hydrogen or methyl, and, if required, C) a further copolymer differing from A) and B) and comprising ethylene and one or more vinyl esters or acrylates, which by itself is effective as a cold flow improver for middle distillates.

    摘要翻译： 本发明涉及用于改善中间馏分的冷流动性的添加剂，其含有10至95重量％的共聚物A），5至90重量％的共聚物B），如果需要，0至70重量％ 共聚物C）的重量，其对应于下式：A）低级烯烃和乙烯基酯的共聚物，B）包含B1至40摩尔％的下式的二价结构单元的共聚物，其中X为O或N-R 4， 其中a和b分别为0或1，a + b = 1，B 2）为60至40摩尔％的二价结构单元，如果需要，B3）0至20摩尔％的二价结构单元衍生 聚烯烃可以衍生自具有3至5个碳原子的单烯烃，并且其中a）R4是具有10至40个碳原子的烷基或烯基或具有1至100个烷氧基单元和1至30个碳原子的烷氧基烷基 在烷基中，和b）R 5是式OCOR 12或COOR 12的基团，其中R 1 2是C1-C3烷基，c）结构单元B3）所基于的聚烯烃分子的碳原子数为35〜350，d）R 11为氢或甲基，如果需要， C）与A）和B）不同的另外的共聚物，并且包含乙烯和一种或多种乙烯基酯或丙烯酸酯，其本身作为中间馏分的冷流改进剂是有效的。

    Mixtures of carboxylic acids, their derivatives and hydroxyl-containing polymers and their use for improving the lubricating effect of oils
    8.
    发明授权
    Mixtures of carboxylic acids, their derivatives and hydroxyl-containing polymers and their use for improving the lubricating effect of oils 失效
    羧酸，其衍生物和含羟基聚合物的混合物及其用于改善油的润滑效果的用途

    公开(公告)号：US06461393B1

    公开(公告)日：2002-10-08

    申请号：US09811306

    申请日：2001-03-16

    申请人： Matthias Krull ,  Werner Reimann

    发明人： Matthias Krull ,  Werner Reimann

    IPC分类号： C10L118

    CPC分类号： C10L10/08 ,  C10L1/143 ,  C10L1/18

    摘要： The invention relates to additives for improving lubricating properties of fuel oils, comprising A) 10-95% by weight of at least one oil-soluble amphiphile of the formulae 1  and/or 2 R1—X—R2  (2) B) 5-90% by weight of at least one copolymer which contains B1) from 5 to 80 mol % of structural units which are derived from olefinically unsaturated compounds, and B2) from 20 to 95 mol % of structural units which are derived from olefinically unsaturated compounds, B3) from 0 to 40 mol % of further structural units selected from the group consisting of (meth)acrylic acid, (meth)acrylates, vinyl esters, vinyl ethers and alkenes, and the copolymer has an average molar mass Mw of from 500 to 100,000 g/mol and an OH number of from 10 to 350 mg KOH/g.

    摘要翻译： 本发明涉及用于改善燃料油的润滑性能的添加剂，其包括A）10-95重量％的至少一种式1和/或2B的油溶性两亲物）5-90重量％的至少一种共聚物， 含有B1-5摩尔％的衍生自烯属不饱和化合物的结构单元，B 2）20〜95摩尔％来自烯属不饱和化合物的结构单元，B3）0-40摩尔％的其它结构单元 选自（甲基）丙烯酸，（甲基）丙烯酸酯，乙烯基酯，乙烯基醚和烯烃组成的组，所述共聚物的平均摩尔质量Mw为500〜100,000g / mol，OH数为10〜 350mg KOH / g。