Crosslinked fluoropolymer networks
    4.
    发明授权
    Crosslinked fluoropolymer networks 失效
    交联氟聚合物网络

    公开(公告)号:US08394870B2

    公开(公告)日:2013-03-12

    申请号:US12504320

    申请日:2009-07-16

    IPC分类号: C08F16/24

    摘要: 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.

    摘要翻译: 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。

    COPOLYCONDENSATION POLYMERIZATION OF FLUOROPOLYMERS
    6.
    发明申请
    COPOLYCONDENSATION POLYMERIZATION OF FLUOROPOLYMERS 失效
    氟聚合物共聚聚合

    公开(公告)号:US20100324234A1

    公开(公告)日:2010-12-23

    申请号:US12486378

    申请日:2009-06-17

    IPC分类号: C08F4/10

    摘要: 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.

    摘要翻译: 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。

    Halogenated compositions
    7.
    发明申请
    Halogenated compositions 审中-公开
    卤化组合物

    公开(公告)号:US20080114194A1

    公开(公告)日:2008-05-15

    申请号:US11982247

    申请日:2007-10-31

    IPC分类号: C07C17/263

    CPC分类号: C07C19/10

    摘要: Compositions are provided that can include RF(RT)nQ, and/or RCl(RT)nH. The RF group can have four fluorine atoms, the RT group can include a C-2 group having a pendant —CF3 group, n can be at least 1, the R1 group can include a carbon atom, the RCl group can be —CCl3, and the Q group can include one or more atoms of the periodic table of elements. Telomerization processes are also provided.

    摘要翻译: 提供的组合物可以包括R 1,R 2和R 3(R 3) n H H。 R 1 F可以具有四个氟原子,R T可以包括具有-CF 3 N侧基的C-2基团, n可以至少为1,R 1可以包括碳原子,R 1可以是-CCl 3,并且 Q基团可以包括元素周期表的一个或多个原子。 还提供了调聚过程。

    Halogenated compositions
    9.
    发明申请
    Halogenated compositions 审中-公开
    卤化组合物

    公开(公告)号:US20070197840A1

    公开(公告)日:2007-08-23

    申请号:US11784447

    申请日:2007-04-05

    IPC分类号: C07C19/08

    CPC分类号: C07C19/10

    摘要: Compositions are provided that can include RF(RT)nQ, The RF group can have four fluorine atoms, the RT group can include a C-2 group having a pendant —CF3 group, n can be at least 1, the R1 group can include a carbon atom, the RCl group can be —CCl3, and the Q group can include one or more atoms of the periodic table of elements. Telomerization processes are also provided.

    摘要翻译: 提供的组合物可以包括R 1,R 2,R 3,R 3,R 3,R 3, 氟原子的基团可以包括具有-CF 3 N侧基团的C-2基团,n可以是至少1个,R 1, / SUB>基团可以包括碳原子,R Cl基团可以是-CCl 3,并且Q基团可以包括元素周期表的一个或多个原子 。 还提供了调聚过程。

    Telomerization processes
    10.
    发明申请
    Telomerization processes 审中-公开
    凝聚过程

    公开(公告)号:US20070197769A1

    公开(公告)日:2007-08-23

    申请号:US11784446

    申请日:2007-04-05

    IPC分类号: C07C17/20

    CPC分类号: C07C19/10

    摘要: Compositions are provided that can include RF(RT)nQ, and/or RCl(RT)nH. The RF group can have four fluorine atoms, the RT group can include a C-2 group having a pendant —CF3 group, n can be at least 1, the R1 group can include a carbon atom, the RCl group can be —CCl3, and the Q group can include one or more atoms of the periodic table of elements. Telomerization processes are also provided.

    摘要翻译: 提供的组合物可以包括R 1,R 2和R 3(R 3) n H H。 R 1 F可以具有四个氟原子,R T可以包括具有-CF 3 N侧基的C-2基团, n可以至少为1,R 1可以包括碳原子,R 1可以是-CCl 3,且 Q基团可以包括元素周期表的一个或多个原子。 还提供了调聚过程。