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    • 57. 发明授权
    • Fluoroelastomers endowed with improved processability and process for
preparing them
    • 氟弹性体具有改进的加工性和制备它们的方法
    • US5219964A
    • 1993-06-15
    • US925845
    • 1992-08-07
    • Margherita AlbanoGiulio BrinatiVincenzo ArcellaEnzo Giannetti
    • Margherita AlbanoGiulio BrinatiVincenzo ArcellaEnzo Giannetti
    • C08F4/08C08F214/22C08F214/26
    • C08F214/22C08F214/26
    • Fluoroelastomers characterized by the presence of iodine or bromine atoms at the end of the polymeric chain in an amount equal to or lower than 1 iodine or bromine atom per polymeric chain, and by a bromine content in the chain ranging from 0.05 to 2% by weight referred to the total weight of the monomeric units.Said fluoroelastomers exhibit improved characteristics of processability, particularly as regards the utilization in injection molding processes and the detaching from the molds, as well as of stability to heat.A process for preparing fluoroelastomers containing iodine or bromine atoms at the ends of the polymeric chain, in an amount equal to or lower than 1 iodine or bromine atom per polymeric chain, which process comprises polymerizing mixes of fluorinated monomers (VDF, TFE, HFP, FVE) in bulk, in suspension, in aqueous emulsion, or in solution of organic solvents by means of radical starters, in the presence of compounds capable of providing I.sup.- or Br.sup.- ions in the polymerization medium and conditions.
    • 其特征在于聚合物链末端存在碘或溴原子,其量为每个聚合物链等于或低于1个碘或溴原子,并且链中的溴含量为0.05-2重量% 指单体单元的总重量。 所述含氟弹性体表现出改进的加工性能,特别是关于注射成型工艺的利用和从模具的分离以及对热的稳定性。 在聚合物链的末端制备含有碘或溴原子的含氟弹性体的方法,其量等于或低于每个聚合物链1个碘或溴原子,该方法包括将氟化单体(VDF,TFE,HFP, FVE)在悬浮液中,在水性乳液中,或在有机溶剂的溶液中,通过自由基引发剂在能够在聚合介质和条件下提供I-或Br离子的化合物存在下进行。
    • 58. 发明授权
    • Solar cell module
    • 太阳能电池组件
    • US08461448B2
    • 2013-06-11
    • US12594525
    • 2008-04-04
    • Paolo TonioloPadmanabhan SrinivasanAlessio MarraniGiambattista BesanaVincenzo Arcella
    • Paolo TonioloPadmanabhan SrinivasanAlessio MarraniGiambattista BesanaVincenzo Arcella
    • H01L31/042
    • H02S50/15B32B27/322H01L31/048H01L31/0481Y02E10/50
    • The present invention pertains to a solar cell module comprising at least one photovoltaic element encapsulated between a front layer on its light receiving surface side and a back layer, said front layer comprising at least one layer comprising a tetrafluoroethylene (TFE) polymer [polymer (F)], said polymer (F) comprising: recurring units derived from TFE; and from 15 to 25% wt of recurring units derived from at least one perfluoromonomer [monomer (CM)] chosen among: (i) perfluoroalkylvinylethers complying with formula CF2═CFORf1, in which Rf1 is a C1-C6 perfluoroalkyl, e.g. —CF3, —C2F5, —C3F7; and/or (ii) perfluoro-oxyalkylvinylethers complying with formula CF2═CFOX0, in which X0 is a C1-C12 perfluorooxyalkyl having one or more ether groups, like perfluoro-2-propoxy-propyl; and (iii) mixtures thereof. Still objects of the invention are a process for the manufacture of the solar cell module as above defined and its use for producing current to external sources, e.g. for powering a fixed-wing aircraft.
    • 本发明涉及太阳能电池模块,其包括封装在其光接收表面侧的前层和背层之间的至少一个光伏元件,所述前层包括至少一层包含四氟乙烯(TFE)聚合物[聚合物(F )],所述聚合物(F)包含:衍生自TFE的重复单元; 和15至25重量%的衍生自至少一种全氟单体[单体(CM)]的重复单元,其选自:(i)符合式CF2 = CFORf1的全氟烷基乙烯基醚,其中Rf1为C1-C6全氟烷基,例如 -CF 3,-C 2 F 5,-C 3 F 7; 和/或(ii)符合式CF 2 = CFOX 0的全氟烷氧基乙烯基醚,其中X 0是具有一个或多个醚基的C 1 -C 12全氟氧烷基,如全氟-2-丙氧基丙基; 和(iii)它们的混合物。 本发明的另一目的是制造如上所述的太阳能电池组件的方法及其用于产生电流至外部源的用途,例如, 为固定翼飞机提供动力。
    • 60. 发明授权
    • Perfluorinated polymers
    • 全氟聚合物
    • US07393906B2
    • 2008-07-01
    • US11640862
    • 2006-12-19
    • Marco ApostoloFrancesco TriulziVincenzo Arcella
    • Marco ApostoloFrancesco TriulziVincenzo Arcella
    • C08F16/24
    • C08F216/1416C08F34/02
    • Amorphous perfluorinated homopolymers and copolymers of perfluorodioxoles of formula (IA): wherein R′F is equal to RF or ORF wherein RF is a linear or branched perfluoroalkyl radical having 1-5 carbon atoms; X1 and X2, equal to or different from each other, are F, CF3; said polymers having a dioxole content≧95% by moles, having the following property combination: Tg, measured according to the ASTM 3418 (DSC) method, from 180° C. to 195° C.; intrinsic viscosity, measured at the temperature of 30° C. in perfluoroheptane (Galden® D80) according to the ASTM D 2857-87 method, from 13 cc/g to 100 cc/g.
    • 无规全氟化均聚物和式(IA)的全氟二氧杂环戊烯的共聚物:其中R'F等于R或F或其中R F是具有1-5个碳原子的直链或支链全氟烷基; X 1,X 2和X 2彼此相同或不同,为F,CF 3 3, 所述聚合物具有≥95摩尔%的二氧杂环戊烯含量,具有以下性能组合:根据ASTM 3418(DSC)方法测量的Tg为180℃至195℃; 根据ASTM D 2857-87方法在全氟庚烷(D D D D80)中在30℃的温度下测量的特性粘度为13cc / g至100cc / g。