Degradable, amorphous, fluorochemical acrylate polymers
    6.
    发明授权
    Degradable, amorphous, fluorochemical acrylate polymers 有权
    可降解的,无定形的含氟丙烯酸酯聚合物

    公开(公告)号:US06649719B2

    公开(公告)日:2003-11-18

    申请号:US09931215

    申请日:2001-08-16

    IPC分类号: C08F1418

    摘要: Described is a compound having at least one acrylate monomer, said monomer including at least one pendant group of the structure —O—CH(Rf)(Rf′), wherein Rf is a straight chain or branched perfluoroalkyl group with five or less carbon atoms, and Rf′ is a branched perfluoroalkyl group with three to five carbon atoms; and a method of reducing the surface tension of a liquid by adding a compound of the invention to the liquid. Also described is a composition that includes a compound of the invention in an aqueous solution or dispersion; a method of treating a substrate to render it oil- and/or water-repellent that includes treating a substrate with a composition of the invention; a method of coating an electrical device that includes applying a composition of the invention; a method of coating optical fibers that includes applying a composition of the invention; and an article that includes a substrate treated with a composition of the invention.

    摘要翻译: 描述了具有至少一种丙烯酸酯单体的化合物,所述单体包括至少一个-O-CH(Rf)(Rf')结构的侧基,其中Rf是具有五个或更少碳原子的直链或支链全氟烷基 ,Rf'为3〜5个碳原子的支链全氟烷基; 以及通过将本发明的化合物加入到液体中来降低液体的表面张力的方法。 还描述了在水溶液或分散体中包含本发明化合物的组合物; 处理基材以使其具有油和/或防水性的方法,其包括用本发明的组合物处理基材; 包括施用本发明的组合物的电气装置的涂覆方法; 涂布光纤的方法,其包括施加本发明的组合物; 以及包含用本发明的组合物处理的基材的制品。

    Fluorochemical ketone compounds and processes for their use
    10.
    发明授权
    Fluorochemical ketone compounds and processes for their use 有权
    含氟化合物酮化合物及其使用方法

    公开(公告)号:US07385089B2

    公开(公告)日:2008-06-10

    申请号:US11567398

    申请日:2006-12-06

    CPC分类号: C07C49/175 C08G65/007

    摘要: A fluorochemical ketone compound consists of two terminal, branched, independently fluoroalkylcarbonyl or perfluoroalkylcarbonyl groups and an intervening linear perfluoropolyether segment, each of the terminal groups optionally comprising at least one catenated heteroatom, and the perfluoropolyether segment consisting essentially of at least one tetrafluoroethyleneoxy moiety and, optionally, at least one difluoromethyleneoxy moiety, the moieties being randomly or non-randomly distributed within the perfluoropolyether segment.

    摘要翻译: 含氟酮化合物由两个末端,支链,独立的氟代烷基羰基或全氟烷基羰基和插入的直链全氟聚醚链段组成,每个末端基团任选地包含至少一个连接的杂原子,并且全氟聚醚链段主要由至少一个四氟乙烯氧基部分组成, 任选地,至少一个二氟亚甲基氧基部分,所述部分是随机或非随机分布在全氟聚醚部分内。