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    • 3. 发明授权
    • Repellent fluorochemical compositions
    • 排斥含氟组成
    • US07078454B2
    • 2006-07-18
    • US10124523
    • 2002-04-17
    • Malcolm B. BurleighDavid P. CheathamJohn C. ClarkA. Dale Otteson
    • Malcolm B. BurleighDavid P. CheathamJohn C. ClarkA. Dale Otteson
    • C08J3/00C08K3/20C08L75/00B05D3/02B32B27/00
    • C08F214/186C08G18/2885D06M15/27D06M15/277D06M15/576D06M2200/11D06M2200/12Y10T428/31551
    • This invention provides compositions for treating fibrous substrates to render those substrates durably repellent to water and oil and durably resistant to dry soil comprising a 1) fluorochemical urethane formed by reacting a tri- or higher order isocyanate with a fluorochemical monofunctional compound and optionally a non-fluorinated aliphatic monofunctional compound; and 2) a fluorochemical polymeric surfactant.The present invention also provides a method of treating fibrous substrates to render those substrates durably repellent to water and oil and durably resistant to dry soil comprising application of the aforementioned composition to a fibrous substrate with optionally one or more stainblocker compounds such as acrylic and methacrylic acid polymers and copolymers, sulfonated phenol-formaldehyde resins, and styrene-maleic anhydride polymers and copolymers, said application of the composition taking place either coincident with or following application of the hydrophilic anti-staining compound or compounds to the substrate. Fibrous substrates treated according to this method and fibrous substrates treated with the aforementioned compositions are also disclosed.
    • 本发明提供了用于处理纤维基材以使这些基材耐久地驱除水和油并且耐受干土的耐久性的组合物,其包含1)通过使三价或更高级异氰酸酯与含氟单官能化合物和任选的非官能化合物反应形成的含氟氨基甲酸酯, 氟化脂肪族单官能化合物; 和2)含氟聚合物表面活性剂。 本发明还提供了一种处理纤维基材以使这些基材耐久地驱除水和油并且耐久干燥的土壤的方法,其包括将上述组合物施用到纤维基材中,任选地包含一种或多种着色剂化合物如丙烯酸和甲基丙烯酸 聚合物和共聚物,磺化酚醛树脂和苯乙烯 - 马来酸酐聚合物和共聚物,所述组合物的应用与亲水性抗染色化合物或化合物一起施加或者应用于底物。 还公开了根据该方法处理的纤维基材和用上述组合物处理的纤维基材。