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    • 41. 发明申请
    • PERFLUOROELASTOMER SEAL MATERIAL
    • 全氟聚合物密封材料
    • US20110028655A1
    • 2011-02-03
    • US12903474
    • 2010-10-13
    • Hiroyuki TanakaTsuyoshi Noguchi
    • Hiroyuki TanakaTsuyoshi Noguchi
    • C08F214/18
    • C09K3/1009F16J15/102Y10T428/24355
    • The present invention provides a perfluoroelastomer seal material in which adhesive strength, contamination, corrosion and color change of a contacted surface with a seal material are improved, and an amount of an uncrosslinked polymer component is at most 1% by weight, measured under specific conditions, and a process for preparing the same. The present invention relates to a perfluoroelastomer seal material, wherein a rate of weight decrease is at most 1% by weight when the seal material is immersed into perfluoro(tri-n-butyl) amine at 60° C. for 70 hours and is dried at 90° C. for 5 hours, 125° C. for 5 hours and 200° C. for 10 hours after taken out of the emersion. And, the present invention also relates to a process for preparing a perfluoroelastomer seal material comprising a step of treating with a solvent having at least 50% of a swelling rate based on said molded article, when said molded article is immersed at 60° C. for 70 hours.
    • 本发明提供了一种全氟弹性体密封材料,其中改善了与密封材料的接触表面的粘合强度,污染物,腐蚀和颜色变化,并且在特定条件下测量的未交联聚合物组分的量为至多1重量% ,及其制备方法。 全氟弹性体密封材料技术领域本发明涉及一种全氟弹性体密封材料,其中当密封材料在60℃下浸入全氟(三正丁基)胺中70小时时,其重量减少率至多为1重量%,并干燥 在90℃,5小时,125℃,5小时和200℃,10分钟后脱出。 另外,本发明还涉及一种全氟弹性体密封材料的制造方法,其特征在于,在将所述成形体浸渍于60℃时,使用具有基于所述成型体的至少50%的溶胀率的溶剂进行处理的工序。 70个小时。
    • 47. 发明授权
    • Molding material
    • 成型材料
    • US06635717B1
    • 2003-10-21
    • US09530515
    • 2000-07-05
    • Mitsuru KishineMasanori KitaichiTsuyoshi NoguchiYoshito TanakaTakayuki ArakiSadashige Irie
    • Mitsuru KishineMasanori KitaichiTsuyoshi NoguchiYoshito TanakaTakayuki ArakiSadashige Irie
    • C08F25900
    • C08F293/00C09K3/1009
    • According to the present invention, it is possible to provide a molding material, for example, a sealing material for semiconductor-related production apparatuses which comprises a fluorine-containing multi-segment polymer being excellent in mechanical properties (particularly at high temperature), abrasion resistance and transparency and ensuring reduced contamination and reduced gas permeation while maintaining inherent characteristics of a fluorine-containing elastomer such as flexibility, elasticity, sealing property, chemical resistance and heat resistance. A molding material comprising a fluorine-containing multi-segment polymer having an elastomeric fluorine-containing polymer chain segment and a non-elastomeric fluorine-containing polymer chain segment, in which the elastomeric fluorine-containing polymer chain segment imparts flexibility to the whole polymer and has perhaloolefin units as a recurring unit in an amount of not less than 95% by mole.
    • 根据本发明,可以提供一种成型材料,例如,用于半导体相关生产设备的密封材料,其包括机械性能(特别是在高温下)具有优异的含氟多段聚合物,耐磨性 电阻和透明度,并且确保减少污染和降低气体渗透,同时保持含氟弹性体的固有特性,例如柔性,弹性,密封性,耐化学性和耐热性。 一种包含具有弹性体含氟聚合物链段和非弹性含氟聚合物链段的含氟多段聚合物的模塑材料,其中弹性体含氟聚合物链段赋予整个聚合物柔性, 具有不低于95摩尔%的重复单元的全卤代烯烃单元。
    • 49. 发明申请
    • PERFLUOROELASTOMER COMPOSITIONS AND METHODS OF PREPARING SAME
    • 全氟聚合物组合物及其制备方法
    • US20110086229A1
    • 2011-04-14
    • US12969463
    • 2010-12-15
    • Tsuyoshi NoguchiJiazhong LuoTatsuya MorikawaHirokazu KomoriTakafumi YamatoMeiten Koh
    • Tsuyoshi NoguchiJiazhong LuoTatsuya MorikawaHirokazu KomoriTakafumi YamatoMeiten Koh
    • C08L27/22C08L27/18B32B15/08
    • C08L27/18C08K5/18C08L2205/02Y10T428/3154C08L2666/04
    • The present invention includes crosslinked perfluoroelastomeric compositions and molded articles formed from a cross-linkable perfluoroelastomeric composition having a first curable perfluoropolymer having a cure site monomer and a second perfluoropolymer having a cure site monomer. The molar ratio of the tetrafluoroethylene monomer to perfluoroalkylvinyl ether in one perfluoropolymer is about 0 to 100 to about 65 to 35 in the perfluoropolymer. The molar ratio of the tetrafluoroethylene monomer to the perfluoroalkylvinyl ether monomer in the second polymer is about 65:35 to about 95:5 in the second perfluoropolymer. The composition further includes a curative. One fluorine-containing elastomer composition herein, having a short crosslinking time, has perfluoroelastomers (A) having a tetrafluoroethylene unit, a perfluoralkylvinyl ether unit (a) and a monomer unit (b) having at least one kind selected from the group consisting of a nitrile group, a carboxyl group and an alkoxycarbonyl group, wherein the composition has two or more kinds of perfluoroelastomers (A) having differing contents of perfluoroalkylvinyl ether unit (a).
    • 本发明包括交联的全氟弹性体组合物和由可交联的全氟弹性体组合物形成的模塑制品,其具有具有固化部位单体的第一可固化全氟聚合物和具有固化部位单体的第二全氟聚合物。 全氟聚合物中四氟乙烯单体与全氟烷基乙烯基醚的摩尔比在全氟聚合物中为约0至约100至约65至35。 第二聚合物中四氟乙烯单体与全氟烷基乙烯基醚单体的摩尔比在第二全氟聚合物中为约65:35至约95:5。 组合物还包括治疗剂。 具有交联时间短的一种含氟弹性体组合物具有全氟弹性体(A),其具有四氟乙烯单元,全氟烷基乙烯基醚单元(a)和单体单元(b),所述单体单元具有选自以下的至少一种: 腈基,羧基和烷氧基羰基,其中所述组合物具有两种或更多种具有不同全氟烷基乙烯基醚单元(a)含量的全氟弹性体(A)。