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    • 8. 发明授权
    • Fatty acid mixtures of improved low-temperature stability which comprise comb polymers, and their use in fuel oils
    • 包含梳状聚合物的改进的低温稳定性的脂肪酸混合物及其在燃料油中的应用
    • US06596037B2
    • 2003-07-22
    • US09993847
    • 2001-11-16
    • Matthias KrullWerner Reimann
    • Matthias KrullWerner Reimann
    • C10L118
    • C10L10/08C10L1/143
    • The invention relates to low-temperature-stabilized fatty acid mixtures comprising A) from 10 to 99.99% by weight of fatty acid mixtures comprising: A1) from 1 to 99% by weight of at least one saturated mono- or dicarboxylic acid having 6 to 50 carbon atoms, A2) from 1 to 99% by weight of at least one unsaturated mono- or dicarboxylic acid having 6 to 50 carbon atoms, and B) from 0.01 to 90% by weight of copolymers comprising: B1) from 40 to 60 mol % of bivalent structural units of the formula  where X═O or N—R1, in which a and b=0 or 1 and a+b=1, and B2) from 60 to 40 mol % of bivalent structural units of the formula —H2C—CR2R3—  B2 and, if desired, B3) from 0 to 20 mol % of bivalent structural units derived from polyolefins, where the polyolefins can be derived from monoolefins having 3 to 5 carbon atoms, and in which a) R1 is an alkyl or alkenyl radical having from 10 to 40 carbon atoms or an alkoxyalkyl radical having from 1 to 100 alkoxy units and from 1 to 30 carbon atoms in the alkyl radical, and b) R3 is a radical of the formula OCOR4 or COOR4, in which R4 is C1-C24-alkyl, and c) the number of carbon atoms in the polyolefin molecules on which the structural units B3) are based is from 35 to 350, and d) R2 is hydrogen or methyl, and to the use of these mixtures for improving the lubrication properties of low-sulfur middle distillates.
    • 本发明涉及低温稳定的脂肪酸混合物,其包含A)10至99.99重量%的脂肪酸​​混合物,其包含:A1)1至99重量%的至少一种具有6至50个的饱和单羧酸或二羧酸 碳原子,A2)1至99重量%的至少一种具有6至50个碳原子的不饱和单羧酸或二羧酸,和B)0.01至90重量%的共聚物,其包含:B1)40至60摩尔% 其中X = O或N-R1的二价结构单元,其中a和b = 0或1和a + b = 1,B2)为60至40摩尔%的二价结构单元,如果 所需的B3)0至20摩尔%的衍生自聚烯烃的二价结构单元,其中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)R 1是具有10至40个的烷基或烯基 碳原子或烷基中具有1至100个烷氧基单元和1至30个碳原子的烷氧基烷基,b )R3是式OCOR4或COOR4的基团,其中R4是C1-C24-烷基,c)结构单元B3)所基于的聚烯烃分子中的碳原子数为35〜350,以及 d)R2是氢或甲基,以及使用这些混合物来改善低硫中间馏分的润滑性能。
    • 9. 发明授权
    • Mixtures of carboxylic acids, their derivatives and hydroxyl-containing polymers and their use for improving the lubricating effect of oils
    • 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
    • US06592638B2
    • 2003-07-15
    • US09811307
    • 2001-03-16
    • Matthias KrullWerner Reimann
    • Matthias KrullWerner Reimann
    • C10L118
    • C10L10/08C10L1/143C10L1/18
    • 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 which comprises nitrogen- or oxygen-containing groups substituted by alkyl, alkenyl, hydroxyalkyl or aromatic radicals, and B) 5-90% by weight of at least one copolymer which contains B1) from 0.5 to 15 mol % of structural units which are derived from olefinically unsaturated compounds which have at least one free hydroxyl group, and B2) from 85 to 99.5 mol % of structural units which are derived from ethylene, and, if required, B3) from 0 to 20 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 5 to 500 mg KOH/g.
    • 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%的至少一种油溶性两亲物,其包含被烷基,链烯基,羟烷基或芳族基团取代的含氮或含氧基团,和B )5-90重量%的至少一种共聚物,其含有B 1)0.5至15摩尔%的衍生自具有至少一个游离羟基的烯属不饱和化合物的结构单元,和B 2)85-99.5摩尔%的结构 衍生自乙烯的单元,如果需要,B3)0至20摩尔%的选自(甲基)丙烯酸,(甲基)丙烯酸酯,乙烯基酯,乙烯基醚和烯烃的其它结构单元,以及 共聚物的平均摩尔质量Mw为500〜100,000g / mol,OH值为5〜500mgKOH / g。