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    • 4. 发明授权
    • Crosslinked fluoropolymer networks
    • 交联氟聚合物网络
    • US08394870B2
    • 2013-03-12
    • US12504320
    • 2009-07-16
    • Ming-Hong HungBruno AmeduriGeorgi Kostov
    • Ming-Hong HungBruno AmeduriGeorgi Kostov
    • C08F16/24
    • C08F214/184C08F8/00C08F8/02C08F8/04C08F8/12C08F8/14C08F8/20C08F214/18C08F299/00C08F214/222
    • Disclosed herein is a crosslinked fluoropolymer network formed by the free radical initiated crosslinking of a diacrylate fluoropolymer The diacrylate copolymer is of formula CH2═CR′COO—(CH2)n—R—(CH2)n—OOCR′═CH2, wherein R is selected from the group consisting of i) an oligomer comprising copolymerized units of vinylidene fluoride and perfluoro(methyl vinyl ether), ii) an oligomer comprising copolymerized units of vinylidene fluoride and hexafluoropropylene, iii) an oligomer comprising copolymerized units of tetrafluoroethylene and perfluoro(methyl vinyl ether), and iv) an oligomer comprising copolymerized units of tetrafluoroethylene and a hydrocarbon olefin, R′ is H or —CH3, n is 1-4 and wherein said oligomer has a number average molecular weight of 1000 to 25,000 daltons. The source of the free radicals may be a photoinitiator or an organic peroxide.
    • 本文公开了通过二丙烯酸酯含氟聚合物的自由基引发交联形成的交联的氟聚合物网络。二丙烯酸酯共聚物具有式CH 2 = CR'COO-(CH 2)n -R-(CH 2)n -OOCR' = CH 2,其中R为 选自i)包含偏二氟乙烯和全氟(甲基乙烯基醚)的共聚单元的低聚物,ii)包含偏二氟乙烯和六氟丙烯的共聚单元的低聚物,iii)包含四氟乙烯和全氟(甲基)丙烯的共聚单元的低聚物 乙烯基醚),和iv)包含四氟乙烯和烃烯烃的共聚单元的低聚物,R'是H或-CH 3,n是1-4,并且其中所述低聚物的数均分子量为1000-25,000道尔顿。 自由基的来源可以是光引发剂或有机过氧化物。
    • 6. 发明申请
    • COPOLYCONDENSATION POLYMERIZATION OF FLUOROPOLYMERS
    • 氟聚合物共聚聚合
    • US20100324234A1
    • 2010-12-23
    • US12486378
    • 2009-06-17
    • MING-HONG HUNGBruno AmeduriBernard BoutevinAurelien Soules
    • MING-HONG HUNGBruno AmeduriBernard BoutevinAurelien Soules
    • C08F4/10
    • C08G73/08C08F8/30C08F214/222C08F2800/10C08F2810/40C08F8/00
    • Fluorinated copolymers are prepared via copolycondensation polymerization in a process comprising reacting A) a telechelic fluoroazido compound of formula N3(Y)p—(CH2)n—R—(CH2)m—(Y)pN3, wherein Y is SO, SO2, C6H4, or CO, p=0 or 1, n and m are independently 1 to 4, and R is selected from the group consisting of i) a C3-C10 fluoroalkylene group, ii) a C3-C10 fluoroalkoxylene group, iii) a substituted aryl group, iv) an oligomer comprising copolymerized units of vinylidene fluoride and perfluoro(methyl vinyl ether), v) an oligomer comprising copolymerized units of vinylidene fluoride and hexafluoropropylene, vi) an oligomer comprising copolymerized units of tetrafluoroethylene and perfluoro(methyl vinyl ether), and vii) an oligomer comprising copolymerized units of tetrafluoroethylene and a hydrocarbon olefin with B) a telechelic diyne or dinitrile compound in the presence of copper halide catalyst.
    • 氟化共聚物是通过共聚缩聚反应制备的,该方法包括使A)一种式N 3(Y)p-(CH 2)n -R-(CH 2)m - (Y)pN 3的遥爪氟代叠氮化物,其中Y是SO,SO 2, C 6 H 4或CO,p = 0或1,n和m独立地为1至4,R选自i)C 3 -C 10氟亚烷基,ii)C 3 -C 10氟代亚烷基,iii) 取代的芳基,iv)包含偏二氟乙烯和全氟(甲基乙烯基醚)的共聚单元的低聚物,v)包含偏二氟乙烯和六氟丙烯的共聚单元的低聚物,vi)包含四氟乙烯和全氟(甲基乙烯基醚)共聚单元的低聚物 )和vii)包含四氟乙烯和烃烯烃的共聚单元的低聚物,B)在二卤化铜催化剂存在下的遥爪二炔或二腈化合物。