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    • 2. 发明授权
    • Hydrophilic stain release agents
    • 亲水性脱色剂
    • US07494511B2
    • 2009-02-24
    • US11429813
    • 2006-05-08
    • Ying WangTimothy Edward HopkinsJustine Gabrielle Franchina
    • Ying WangTimothy Edward HopkinsJustine Gabrielle Franchina
    • D06M15/576
    • C11D3/323C08G18/283C08G18/2885C08G18/7831C09D175/04C11D3/3726D06M15/576
    • A composition comprising a self-emulsifiable or self-dispersible aqueous solution or dispersion of at least one urea linkage-containing alkoxypolyoxyalkylene fluorocarbamate prepared by contacting (a) at least one polyisocyanate which contains at least three isocyanate groups per molecule, (b) at least one fluorochemical reagent of the formula F(CF2)aCH2CH2OH, wherein a is 4, 6, or 8, or mixtures thereof, provided that a is a maximum of 50% of 8, and (c) at least one hydrophilic, water-solvatable reagent which contains per molecule a single functional group which has at least one reactive Zerewitinoff hydrogen atom, and thereafter with (d) water, the equivalent weight of the polyisocyanate and the reagents (b) and (c) being such that the reagents react with 55% to 95% of the isocyanate groups, and water reacts with all of the remaining isocyanate groups, the composition imparting durable hydrophilicity and stain release properties to a substrate treated therewith is disclosed.
    • 一种组合物,其包含至少一种含脲键的烷氧基聚氧化烯氟代氨基甲酸酯的自乳化或自分散水溶液或分散体,其通过使(a)至少一种每分子含有至少三个异氰酸酯基团的多异氰酸酯(b)至少 一种式F(CF 2)a CH 2 CH 2 OH的氟化学试剂,其中a为4,6或8,或其混合物,条件是a最大为8的50%,和(c)至少一种亲水的,可水解的 每分子含有至少一个活性齐来维诺氢原子的单官能团的试剂,然后用(d)水,多异氰酸酯和试剂(b)和(c)的当量与试剂反应 55%至95%的异氰酸酯基团,并且水与所有剩余的异氰酸酯基团反应,赋予对其处理的基材赋予持久亲水性和脱色性能的组合物。
    • 5. 发明授权
    • High-durability, low-yellowing repellent for textiles
    • 高耐久性,低黄变驱蚊剂
    • US06479605B1
    • 2002-11-12
    • US10091004
    • 2002-03-04
    • Justine Gabrielle Franchina
    • Justine Gabrielle Franchina
    • C08F11800
    • C08F220/24C08F220/18C08F220/28C08F220/58
    • A copolymer comprising monomers copolymerized in the following percentages by weight: (a) from about 40% to about 75% of a monomer of formula I: Rf—CH2CH2—OC(O)—C(R)═CH2  I (b) from about 15% to about 55% of a monomer of formula II: R2—OC(O)—C(R)═CH2  II (c) from 1.5% to about 5% of a monomer of the formula III: HO—CH2CH2—OC(O)—C(R)═CH2  III (d) from 1.5% to about 5% of a monomer of the formula IV: H—(OCH2CH2)m—O—C(O)—C(R)═CH2  IV (e) from 1% to about 3% of a monomer of the formula V: HO—CH2—NH—C(O)—C(R)═CH2  V (f) from 0% to about to about 9.8% of vinylidene chloride, vinyl acetate, or a mixture thereof (g) from 0% to about 2% of a blocked isocyanate, wherein Rf is a straight or branched-chain perfluoroalkyl group of from 2 to about 20 carbon atoms, each R is independently H or CH3; R2 is an alkyl chain from 2 to about 18 carbon atoms; and m is 2 to about 10, is disclosed.
    • 一种共聚物,其包含按以下重量百分比共聚的单体:(a)约40%至约75%的式I单体:(b)约15%至约55%的式II单体:(c )1.5%至约5%的式III单体:(d)1.5%至约5%的式IV单体:(e)1%至约3%的式 V:(f)0-1%至约9.8%的偏二氯乙烯,乙酸乙烯酯或其混合物(g)0%至约2%的封端异氰酸酯,其中Rf为直链或支链全氟烷基 基团为2至约20个碳原子,每个R独立地为H或CH 3; R2是2至约18个碳原子的烷基链; 并且m为2至约10。