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    • 9. 发明授权
    • Triazine containing fluoropolyether elastomers having low glass transition temperature
    • 具有低玻璃化转变温度的含氟聚醚弹性体的三嗪
    • US09290619B2
    • 2016-03-22
    • US14003141
    • 2012-02-24
    • Miguel A. GuerraRudolf J. DamsSteven G. Corveleyn
    • Miguel A. GuerraRudolf J. DamsSteven G. Corveleyn
    • C08G67/02C08K5/16B01J8/36C08G73/24C08G65/00C08L71/00
    • 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。
    • 10. 发明申请
    • TRIAZINE CONTAINING FLUOROPOLYETHER ELASTOMERS HAVING VERY LOW GLASS TRANSITION TEMPERATURES, COMPOSITIONS CONTAINING THEM AND METHODS OF MAKING THEM
    • 含有非常低的玻璃态过渡温度的含氟荧光体弹性体的TRIAZINE,包含它们的组合物及其制备方法
    • US20120220719A1
    • 2012-08-30
    • US13500526
    • 2010-10-05
    • Steven G. CorveleynRudolf J. DamsWerner M.A. GrootaertGregg D. DahlkeMiguel A. Guerra
    • Steven G. CorveleynRudolf J. DamsWerner M.A. GrootaertGregg D. DahlkeMiguel A. Guerra
    • C08G63/44B29C45/00B29C43/00C08K9/04
    • C08G65/007
    • A method of making a fluoropolyether elastomer containing triazine groups and having a glass transition temperature of less than −40° C., including providing (i) one or more saturated fluoropolyethers containing repeating moieties selected from (—C4F8O—), (—C3F6O—), (—C2F4O—), (—CF2O—) and combinations thereof and further containing at least one functional group at a terminal carbon atom of the backbone chain, or of a side chain if present, wherein the terminal carbon atom may be a primary or secondary carbon atom and wherein the functional group is capable of reacting with a functional group of the fluorinated compound according to (ii) below to form a triazine ring, (ii) one or more fluorinated compound containing at least one perfluorinated alkyl or perfluorinated alkylene moiety wherein the carbon atoms of the perfluorinated alkyl or alkylene moiety may be interrupted by one or more oxygen atoms and wherein the fluorinated compound further contains at least one functional group capable of reacting with the functional group of the one or more fluoropolyethers to form a triazine; curing the components according to (i) and (ii) to form triazines. Further provided are cured compositions, articles comprising the cured compositions and methods of making articles.
    • 包括制备含有三嗪基并具有小​​于-40℃的玻璃化转变温度的氟聚醚弹性体的方法,包括提供(i)一种或多种含有重复部分的饱和含氟聚醚,所述重复部分选自(-C 4 F 8 O - ),(-C 3 F 6 O- ),(-C 2 F 4 O-),(-CF 2 O-)及其组合,并且在主链的末端碳原子或侧链(如果存在)中还含有至少一个官能团,其中末端碳原子可以是 伯或仲碳原子,其中所述官能团能够与根据下述(ii)的氟化化合物的官能团反应以形成三嗪环,(ii)一种或多种含有至少一种全氟化烷基或全氟化的含氟化合物 亚烷基部分,其中全氟烷基或亚烷基部分的碳原子可被一个或多个氧原子间隔,并且其中所述氟化化合物还含有至少一个f 能够与一种或多种含氟聚醚的官能团反应以形成三嗪的官能团; 根据(i)和(ii)固化组分以形成三嗪。 还提供了固化组合物,包含固化组合物的制品和制造制品的方法。