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    • 6. 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。
    • 8. 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。
    • 9. 发明授权
    • Use of amphiphilic copolymers containing a fluorinated monomer to impart waterproofness to leather
    • 使用含有氟化单体的两亲共聚物可赋予皮革防水性
    • US06294103B1
    • 2001-09-25
    • US09297814
    • 1999-05-04
    • Dirk M. Coppens
    • Dirk M. Coppens
    • C14C900
    • C14C9/00
    • The present invention provides an amphiphilic copolymer comprising recurring units (I) and (II), wherein: Rf represents a fluorinated alkyl group having at least 3 carbon atoms; Q and Q′ each independently represents an organic liking group or a chemical linkage; R1 and R2 each independently represents hydrogen or a C1 to C4 alkyl group; and Rh represents a hydrocarbon group having at least 8 carbon atoms and optionally containing 1 to 3 substituents; and a recurring unit comprising at least one carboxylic acid group or salt thereof. The present invention also provides a method for making the above amphiphilic copolymer. The amphiphilic copolymer can be used in a leather treatment to provide waterproofness to the leather.
    • 本发明提供了包含重复单元(I)和(II)的两亲共聚物,其中:Rf表示具有至少3个碳原子的氟化烷基; Q和Q'各自独立地表示有机喜好基团或化学键; R 1和R 2各自独立地表示氢或C 1至C 4烷基; 并且Rh表示具有至少8个碳原子并且任选地含有1至3个取代基的烃基; 和包含至少一个羧酸基团或其盐的重复单元。 本发明还提供了制备上述两亲性共聚物的方法。 两亲性共聚物可以用于皮革处理以为皮革提供防水性。
    • 10. 发明授权
    • Fluorochemical copolymer and fluorochemical copolymer compositions useful for imparting repellency properties to a substrate
    • 含氟化合物共聚物和含氟化合物共聚物组合物可用于赋予基材排斥性能
    • US06197426B1
    • 2001-03-06
    • US09005465
    • 1998-01-12
    • Dirk M. Coppens
    • Dirk M. Coppens
    • B32B2728
    • D06M15/263C08F220/22D06M15/277D06M2200/11D06M2200/12Y10T428/3154
    • A method is disclosed of treating a substrate, comprising applying to the substrate a fluorochemical composition comprising fluorochemical copolymer derived from at least one fluorochemical monomer A, at least one monomer B, at least one monomer C and at least one monomer D, wherein the fluorochemical monomer A contains a fluoroaliphatic group and is an ester of an &agr;,&bgr;-ethylenically unsaturated carboxylic acid, the monomer B is an ester of an &agr;,&bgr;-ethylenically unsaturated carboxylic acid, the monomer C is an ethylenically unsaturated dicarboxylic acid anhydride, the monomer D is an ester of an &agr;,&bgr;-ethylenically unsaturated carboxylic acid, the fluorochemical monomer A and the monomers B and C contain only one polymerizable group and monomer D contains, as a second polymerizable group, an ethylenically unsaturated group that has a higher affinity to copolymerize with the monomer C than fluorochemical monomer A or monomers B or D.
    • 公开了一种处理基材的方法,其包括将含有至少一种含氟化合物单体A,至少一种单体B,至少一种单体C和至少一种单体D的含氟共聚物的含氟化合物应用于该基材,其中含氟化合物 单体A包含氟脂族基团,并且是α,β-烯属不饱和羧酸的酯,单体B是α,β-烯键式不饱和羧酸的酯,单体C是烯键式不饱和二羧酸酐, 单体D是α,β-烯键式不饱和羧酸的酯,含氟单体A和单体B和C仅含有一个可聚合基团,单体D含有作为第二可聚合基团的烯键式不饱和基团 与含氟单体A或单体B或D的亲油性与单体C共聚。