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    • 65. 发明申请
    • TRIAZINE CONTAINING FLUOROPOLYETHER ELASTOMERS HAVING LOW GLASS TRANSITION TEMPERATURE
    • 含有低玻璃化转变温度的氟乙烯弹性体的TRIAZINE
    • US20140073737A1
    • 2014-03-13
    • US14003141
    • 2012-02-24
    • Miguel A. GuerraRudolf J. DamsSteven G. Corveleyn
    • Miguel A. GuerraRudolf J. DamsSteven G. Corveleyn
    • C08L71/00C08G65/00
    • C08G65/00C08G65/007C08G2650/48C08L71/00
    • There is provided a curable composition comprising: a) fluoropolyethers having a molecular weight of from about 400 g/mole up to about 20,000 g/mole and containing moieties selected from (—(CF2)4O—), (—(CF2)2O—), (—CF2O—) or combinations thereof and further containing at least one nitrile group at a terminal position or at a position that is adjacent to the terminal position; and b) one or more curing agents selected from non-fluorinated compounds containing one or more functional group linked to a common residue, said residue containing at least three carbon atoms wherein the functional groups are selected from primary amines, secondary amines and functional groups that generate primary or secondary amines upon heat treatment, wherein the composition can be cured by generating groups having a triazine structure. Also provided are cured composition, methods of making cured compositions, articles made by curing the cured compositions and methods of making articles using the curable composition.
    • 提供了一种可固化组合物,其包含:a)具有约400g / mol至约20,000g / mol的分子量的含氟聚醚,并且含有选自( - (CF 2)4 O-),( - (CF 2) ),(-CF 2 O-)或其组合,并且在末端位置或与末端位置相邻的位置还含有至少一个腈基; 和b)一种或多种选自含有一个或多个与普通残基连接的官能团的非氟化合物的固化剂,所述残基含有至少三个碳原子,其中官能团选自伯胺,仲胺和官能团,其中 在热处理时产生伯胺或仲胺,其中组合物可以通过产生具有三嗪结构的基团来固化。 还提供固化组合物,固化组合物的制备方法,固化组合物固化的制品以及使用该可固化组合物制造制品的方法。
    • 68. 发明授权
    • Aqueous compositions of fluorinated surfactants and methods of using the same
    • 氟化表面活性剂的水性组合物及其使用方法
    • US08338517B2
    • 2012-12-25
    • US12601143
    • 2008-05-21
    • Rudolf J. DamsMichael S. Terrazas
    • Rudolf J. DamsMichael S. Terrazas
    • C08K5/00
    • C11D1/004C09D5/027C09D7/45C09D7/47C09G1/04C11D3/37
    • Aqueous compositions comprising surfactant represented by a formula selected from the group consisting of: [Rf—(O)t—CHF—(CF2)n—COO−]iXi+; {[Rf—(O)t—CQH—CF2—O]m—R—COO−}iXi+; {[Rf—(O)t—CQH—CF2—O]m—R—SO3−}iXi+; and [CF3CFH—O—(CF2)p—COO−]iXi+; wherein Rf represents a partially or fully fluorinated aliphatic group optionally interrupted with at least one oxygen atom; Q is selected from the group consisting of F and CF3; R is selected from the group consisting of alkylene and arylene; Xi+ represents a cation having a valence i, wherein i is 1, 2 or 3; t is 0 or 1; m is 1, 2, or 3; n is 0 or 1; and p is an integer from 1 to 6. The aqueous composition comprises a non-fluorinated polymer and is essentially free of fluoropolymers. Methods of coating a surface and an article having a surface in contact with the composition are provided.
    • 包含由选自以下的式的表面活性剂组成的水性组合物:[Rf-(O)t-CHF-(CF 2)n -CO 2 - ] i X i + {[Rf-(O)t-CQH-CF2-O] m -R-COO-} iXi +; {[Rf-(O)t-CQH-CF2-O] m -R-SO3-} iXi +; 和[CF 3 CFH-O-(CF 2)p-COO-] i X i +; 其中Rf表示任选被至少一个氧原子间断的部分或完全氟化的脂族基团; Q选自F和CF 3; R选自亚烷基和亚芳基; Xi +表示具有i价的阳离子,其中i为1,2或3; t为0或1; m为1,2或3; n为0或1; 并且p是1至6的整数。水性组合物包含非氟化聚合物并且基本上不含含氟聚合物。 提供涂覆表面和具有与组合物接触的表面的制品的方法。