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    • 3. 发明申请
    • Amphoteric fluorochemicals for paper
    • 两性氟化合物用于纸张
    • US20090017321A1
    • 2009-01-15
    • US11827006
    • 2007-07-10
    • Hsu-Nan HuangMartial Jean-Jacques PabonRomain SeveracLamia Heuze
    • Hsu-Nan HuangMartial Jean-Jacques PabonRomain SeveracLamia Heuze
    • C08F12/30B32B23/08C08F16/24C08F2/06
    • C09D133/18C08F220/06C08F220/24C08F220/34D21H17/11D21H17/36D21H17/37D21H21/14D21H21/16Y10T428/31895Y10T442/2279Y10T442/2287
    • A method of imparting oil repellency to flexible, fibrous, nonwoven substrates comprising contacting the substrate with a composition prepared from polymerization of monomers in the following percentages by weight: (a) from about 60% to about 90% of a monomer of Formula 1 or a mixture thereof: Rf-Q-CO—CR═CH2  Formula 1 wherein: Rf is a straight- or branched-chain perfluoroalkyl group of 2 to about 20 carbon atoms, R is H or CH3, Q is —(CnH2n)pSO2NR1(CnH2nO)y—, wherein the —(CnH2n) is bonded to Rf, and R1 is H or C1-C20 alkyl; (b) from about 10% to about 25% of a monomer of Formula 2 or a mixture thereof: CH2═C(R)COZ(CH2)q(CHR)rNR2R3  Formula 2 wherein R2 and R3 are each independently C1-C4 alkyl, hydroxyethyl, or benzyl or R2 and R3 together with the nitrogen atom form a morpholine, pyrrolidine, or piperidine ring, and Z is —O— or —NR4— wherein R4 is H or C1-C4 alkyl; and (c) from about 1% to about 15% of a monomer of Formula 3 or a mixture thereof: CH2═CR(R5)e—COOH  Formula 3 wherein R5 is CO(CH2)5, CO—O—(CH2)2, C6H4CHR, or CONRR6, and R6 is C6H4OCH2, (CH2)d, or C(CH3)2CH2.
    • 包括使柔性纤维状非织造基材赋予拒油性的方法,包括使底物与按单体聚合制备的组合物接触,重量百分比如下:(a)约60%至约90%的式1单体或 其混合物:<?in-line-formula description =“In-line Formulas”end =“lead”?> Rf-Q-CO-CR-CH2 Formula 1 <?in-line-formula description =“In-line 式中:R f为2-约20个碳原子的直链或支链全氟烷基,R为H或CH 3,Q为 - (C n H 2n)p SO 2 NR 1(C n H 2n O)y - ,其中 - (C n H 2n)键合到R f,并且R 1是H或C 1 -C 20烷基; (b)约10%至约25%的式2的单体或其混合物:<?in-line-formula description =“In-line Formulas”end =“lead”?> CH2-C(R) COZ(CH2)q(CHR)rNR2R3式2 <?在线公式描述=“在线公式”end =“tail”?>其中R2和R3各自独立地为C1-C4烷基,羟乙基或苄基或 R2和R3与氮原子一起形成吗啉,吡咯烷或哌啶环,Z是-O-或-NR4-,其中R4是H或C1-C4烷基; (c)约1%至约15%的式3的单体或其混合物:<?in-line-formula description =“In-line formula”end =“lead”?> CH2-CR(R5 )其中R5是CO(CH2)5,CO-O-(CH2)2,C6H4CHR或CONRR6,其中R5是CO- ,R6为C6H4OCH2,(CH2)d或C(CH3)2CH2。