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    • 8. 发明授权
    • Fluorochemical composition and method for treating a substrate therewith
    • 含氟化合物组合物及其处理方法
    • US07723417B2
    • 2010-05-25
    • US10808902
    • 2004-03-25
    • Dirk M. CoppensDean M. Moren
    • Dirk M. CoppensDean M. Moren
    • C08K5/09
    • D06M13/207D06M13/224D06M15/277D06M15/576
    • The present invention provides an aqueous composition comprising (i) a fluorochemical compound and (ii) an ester derivative of an alpha-hydroxy acid, the ester derivative having a melting point of not more than 35° C. and a water solubility of not more than 10% by weight at 25° C. The fluorochemical compound is typically dispersed or emulsified in the aqueous composition. The aqueous compositions may provide such advantages as providing good oil- and/or water repellency properties to a substrate upon application at ambient conditions, without the need for a heat treatment. Thus, the aqueous compositions may be used to provide oil- and/or water repellency properties to a substrate such as for example a fibrous substrate, e.g., leather or textile. In particular, repellency properties comparable to those achieved with a heat treatment step may be achieved.
    • 本发明提供一种水性组合物,其包含(i)含氟化合物和(ii)α-羟基酸的酯衍生物,所述酯衍生物的熔点不超过35℃,水溶性不大于 在25℃下为10重量%以下。含氟化合物通常在水性组合物中分散或乳化。 含水组合物可以提供这样的优点,例如在环境条件下施用时向基材提供良好的油和/或拒水性质,而不需要热处理。 因此,水性组合物可用于向基材例如纤维基材例如皮革或纺织品提供油和/或拒水性能。 特别地,可以实现与通过热处理步骤实现的排斥性能相当的排斥性能。
    • 10. 发明授权
    • Mixed fluorochemical hydrocarbon condensates to impart oil and water repellency to a substrate
    • 混合的含氟烃缩合物以赋予基底油和拒水性
    • US06440321B1
    • 2002-08-27
    • US09381572
    • 1999-09-17
    • Frans A. AudenaertDirk M. CoppensRudolf J. Dams
    • Frans A. AudenaertDirk M. CoppensRudolf J. Dams
    • C08G1240
    • D06M15/437C08G12/40D06M15/423D06M15/429D06M2200/11D06M2200/12
    • A fluorochemical composition to impart water repellency and/or oil repellency to a substrate, the composition comprising one or more condensates of (i) a methylolated amine or a C1-C4 alkoxylated derivative thereof, (ii) a hydrocarbon compound represented by formula (II) and (iii) a fluorinated compound represented by formula (I): Rf—(X1)n—Z1  (I) wherein: Rf is a fluorinated aliphatic group; X1 is an organic divalent linking group; Z1 is selected from the group consisting of hydroxy, thiol, amide or acid groups; and n is 0 or 1; and Rh—Z2  (II)  wherein: Rh is a hydrocarbon group having at least 6 carbon atoms and optionally being substituted with 1 to 3 subsituents; Z2 is selected from the group consisting of hydroxy, thiol, amide or acid groups. The invention further provides a method of treatment of a substrate with the fluorochemical composition and a treated substrate.
    • 一种含氟化合物,其对基质赋予拒水性和/或拒油性,所述组合物包含一种或多种(i)羟甲基化胺或其C1-C4烷氧基化衍生物的缩合物,(ii)由式(II)表示的烃化合物 )和(iii)由式(I)表示的氟化化合物:其中:Rf是氟化脂肪族基团; X1是有机二价连接基团; Z1选自羟基,硫醇,酰胺或酸基; 并且n为0或1; 并且其中:Rh是具有至少6个碳原子并且任选地被1至3个取代基取代的烃基; Z2选自羟基,硫醇,酰胺或酸基。 本发明还提供了一种用含氟化合物组合物和经处理的底物处理底物的方法。