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    • 52. 发明授权
    • Mixture of fluorinated polyethers and use thereof as surfactant
    • 氟化聚醚的混合物及其作为表面活性剂的用途
    • US07141537B2
    • 2006-11-28
    • US10696950
    • 2003-10-30
    • Frans A. AudenaertRudolf J. DamsLian S. Tan
    • Frans A. AudenaertRudolf J. DamsLian S. Tan
    • C11D17/00
    • C08G65/007C08G65/08C08G65/329C08L71/00C08L71/02
    • The present invention provides the use of a fluorinated polyether composition as a surfactant, said fluorinated polyether composition comprising a mixture of fluorinated polyethers of the formula: (Rf)n—Xw—Z   (I) wherein n is 1 or 2, w is 0 or 1, X is a divalent or trivalent organic linking group, Z is a polar group selected from the group consisting of an acid group or a salt thereof, an ammonium group, an amine-oxide group and an amphoteric group, and Rf represents a perfluorinated polyether group of the formula: CF3CF2CF2—O—[CF(CF3)CF2O]k—CF(CF3)— wherein k is at least 1; said mixture of fluorinated polyethers having a weight average molecular weight between 750 g/mol and 5000 g/mol and the amount of perfluorinated polyether groups in said mixture where k is 2 or less, is not more than 10% by weight of the total amount of perfluorinated polyether groups in said mixture.
    • 本发明提供氟化聚醚组合物作为表面活性剂的用途,所述氟化聚醚组合物包含下列化学式的氟化聚醚的混合物:<?in-line-formula description =“In-line Formulas”end =“lead”? (R>)))-X -X -X w w w <<<<<<<<<<<<<<<<<<<<<<<<<<<“”“”“”“”“”“”“”“ 其中n为1或2,w为0或1,X为二价或三价有机连接基团,Z为选自酸基或其盐的极性基团, 铵基团,氧化胺基团和两性基团,R f表示下式的全氟化聚醚基团:<?in-line-formula description =“In-line Formulas”end =“ CF 3 CF 3 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 3 > 2 -CF(CF 3) - <?in-line-formula description =“In-line Formulas”end =“tail” 其中k至少为1; 所述重均分子量在750g / mol至5000g / mol之间的所述氟化聚醚的混合物和所述混合物中的全氟化聚醚基团的量不超过总量的10重量% 的全氟化聚醚基团。
    • 58. 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。