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    • 9. 发明授权
    • Fluoropolymer curing system containing a nitrogen cure site monomer
    • 含有氮固化点单体的含氟聚合物固化体系
    • US06794457B2
    • 2004-09-21
    • US10136020
    • 2002-04-29
    • Werner M. A. GrootaertRobert E. KolbKlaus Hintzer
    • Werner M. A. GrootaertRobert E. KolbKlaus Hintzer
    • C08F832
    • C08K5/19C08L27/18C08L2205/02C08L27/12C08L2666/04
    • A composition comprising a fluoropolymer comprising interpolymerized units derived from a nitrogen-containing cure site monomer; and a catalyst composition comprising a compound having the general formula: wherein the group HA is an acid, and each R1, R2, and R3 is, independently, the same or a different C1-C20 alkyl group, a C3-C20 cyclic or heterocyclic group, Rf(CH2)x—wherein Rf is a C1-C8 linear or branched and at least partially fluorinated alkylene, cycloalkylene, or oxyalkylene, and x is 1 to 4, or a bond to another R group such that the nitrogen is bonded to or part of an imino or heterocyclic group; wherein two or more R groups may be linked to form a cyclic, bicyclic or aromatic group, optionally comprising a heteroatom. Also provided are a method of making a fluoropolymer composition and articles prepared from the compositions.
    • 一种组合物,其包含含有源自含氮固化位点单体的共聚单元的含氟聚合物; 和包含具有以下通式的化合物的催化剂组合物:其中基团HA是酸,并且每个R 1,R 2和R 3独立地是相同或不同的C 1 -C 20烷基,C 3 -C 20环状或杂环 基团,Rf(CH 2)x - ,其中R f是C 1 -C 8直链或支链和至少部分氟化的亚烷基,亚环烷基或氧化烯,x是1至4,或与另一个R基团的键,使得氮键合 至或部分亚氨基或杂环基团; 其中两个或更多个R基团可以连接形成环状,双环或芳族基团,任选地包含杂原子。 还提供了制备含氟聚合物组合物和由组合物制备的制品的方法。
    • 10. 发明授权
    • Triazine containing fluoropolyether elastomers having very low glass transition temperatures, compositions containing them and methods of making them
    • 含有玻璃化转变温度非常低的含氟聚醚弹性体的三嗪,含有它们的组合物及其制备方法
    • US09023977B2
    • 2015-05-05
    • 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
    • C08G65/00
    • 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。