Catalytic process for phospho-halogenation of fluorinated alcohols
    61.
    发明授权
    Catalytic process for phospho-halogenation of fluorinated alcohols 有权
    氟化醇的磷酰化催化工艺

    公开(公告)号:US08501978B2

    公开(公告)日:2013-08-06

    申请号:US13267220

    申请日:2011-10-06

    申请人: Ming-Hong Hung

    发明人: Ming-Hong Hung

    IPC分类号: C07F9/14

    CPC分类号: C07F9/14

    摘要: A process for manufacturing a polyfluroalkanoyl phosphorodichloridate comprising reacting a polyfluoroalkanol having the general formula Rf—CH2—OH, wherein Rf is a linear or branched C1-C8 perfluoroalkyl group optionally interrupted by O, with at least 4 moles of POCl3 per mole of Rf—CH2—OH in the presence of 0.1 to 0.2 moles of LiCl catalyst per mole of Rf—CH2—OH at a temperature between 95° C. and 110° C. to form a phosphorodichloridate of the general formula Rf—CH2—O—P(O)Cl2.

    摘要翻译: 一种制备聚氟烷酰基二氯代磷酸酯的方法,包括使具有通式Rf-CH 2 -OH的多氟烷醇,其中R f为任选被O中断的直链或支链C 1 -C 8全氟烷基,每摩尔Rf- CH2-OH在0.1至0.2摩尔LiCl催化剂/摩尔Rf-CH 2 -OH的存在下,在95℃至110℃之间的温度下,形成通式为Rf-CH2-OP(O )Cl2。

    Curable fluoroelastomer compositions
    62.
    发明授权
    Curable fluoroelastomer compositions 有权
    可固化的含氟弹性体组合物

    公开(公告)号:US08288482B2

    公开(公告)日:2012-10-16

    申请号:US12486325

    申请日:2009-06-17

    摘要: This invention relates to curable fluoroelastomer compositions comprising a) fluoroelastomers having either nitrile, alkyne or azide cure sites and b) fluorinated curatives containing diazide, dinitrile or dialkyne groups for reacting with cure sites on the fluoroelastomer. Fluoroelastomers having azide cure sites form crosslinks with curatives having dinitrile or dialkyne groups. Fluoroelastomers having nitrile or alkyne cure sites form crosslinks with curatives having diazide groups.

    摘要翻译: 本发明涉及可固化的含氟弹性体组合物,其包含a)具有腈,炔或叠氮化物固化位点的含氟弹性体和b)含有重氮化物,二腈或二炔基的氟化固化剂,用于与含氟弹性体上的固化位点反应。 具有叠氮化物固化位点的氟弹性体与具有二腈或二炔基的固化剂形成交联。 具有腈或炔炔固化位点的氟弹性体与具有二叠氮基的固化剂形成交联。

    Copolycondensation polymerization of fluoropolymers
    63.
    发明授权
    Copolycondensation polymerization of fluoropolymers 失效
    含氟聚合物的共聚缩聚

    公开(公告)号:US08247614B2

    公开(公告)日:2012-08-21

    申请号:US12486378

    申请日:2009-06-17

    IPC分类号: C08G63/44 C08G73/00

    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。

    Process for producing fluoropolymers
    64.
    发明授权
    Process for producing fluoropolymers 有权
    制备含氟聚合物的方法

    公开(公告)号:US07989566B2

    公开(公告)日:2011-08-02

    申请号:US12354218

    申请日:2009-01-15

    IPC分类号: C08F12/20

    摘要: An emulsion polymerization process for the production of non-elastomeric fluoropolymers is disclosed wherein at least one fluorosurfactant is employed as dispersant, said fluorosurfactant being a fluoroalkylphosphoric acid ester of the formula X-Rf-(CH2)n—O—P(O)(OM)2, wherein n is 1 or 2, X═H or F, M=a univalent cation, and Rf is a C4-C6 fluoroalkyl or fluoroalkoxy group. Optionally, a second dispersing agent may be employed in the polymerization, said second agent being a perfluoropolyether having at least one endgroup selected from the group consisting of carboxylic acid, a salt thereof, sulfonic acid and a salt thereof, phosphoric acid and a salt thereof.

    摘要翻译: 公开了一种用于生产非弹性体含氟聚合物的乳液聚合方法,其中使用至少一种含氟表面活性剂作为分散剂,所述含氟表面活性剂是式X-Rf-(CH 2)n -O-P(O)的氟代烷基磷酸酯 OM)2,其中n为1或2,X = H或F,M =单价阳离子,Rf为C4-C6氟烷基或氟代烷氧基。 任选地,在聚合中可以使用第二分散剂,所述第二试剂是具有至少一个选自羧酸,其盐,磺酸及其盐的端基的全氟聚醚,磷酸及其盐 。

    FLUOROPOLYMERS HAVING DIACRYLATE ENDS
    65.
    发明申请
    FLUOROPOLYMERS HAVING DIACRYLATE ENDS 失效
    具有二丙烯酸酯末端的氟聚合物

    公开(公告)号:US20110015358A1

    公开(公告)日:2011-01-20

    申请号:US12504267

    申请日:2009-07-16

    IPC分类号: C08F16/24

    CPC分类号: C08F261/06 C08F214/18

    摘要: Disclosed herein is a telechelic diacrylate fluoropolymer and a process for manufacture of the fluoropolymer. The diacrylate copolymer is of formula CH2═CR′COO—(CH2)n—R—(CH2)n—OOCCR′═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.

    摘要翻译: 本文公开了遥爪二丙烯酸酯含氟聚合物和制造含氟聚合物的方法。 二丙烯酸酯共聚物具有式CH 2 = CR'COO-(CH 2)n -R-(CH 2)n-OOCCR'≡CH2,其中R选自i)包含偏二氟乙烯和全氟的共聚单元的低聚物 (甲基乙烯基醚),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(甲基乙烯基醚)的共聚单元的低聚物,和iv)包含四氟乙烯和烃烯烃的共聚单元的低聚物 R'为H或-CH 3,n为1-4,其中所述低聚物的数均分子量为1000-25,000道尔顿。

    Fluoroelastomers containing copolymerized units of vinyl esters
    66.
    发明申请
    Fluoroelastomers containing copolymerized units of vinyl esters 审中-公开
    含有乙烯基酯共聚单元的含氟弹性体

    公开(公告)号:US20070100101A1

    公开(公告)日:2007-05-03

    申请号:US11540420

    申请日:2006-09-29

    IPC分类号: C08F214/18

    摘要: Fluoroelastomers are disclosed that comprise copolymerized units of a vinyl ester of the formula CH2═CHOC(O)R, wherein R is a C1-C4 alkyl group and at least one monomer selected from the group consisting of tetrafluoroethylene and a perfluoro(alkyl vinyl ether). The elastomers may further contain copolymerized units of a hydrocarbon olefin such as ethylene or propylene. Optionally, fluoroelastomers of the invention may contain copolymerized units of a cure site monomer or a cure site monomer. Pendant ester groups on the fluoroelastomer may be at least partially saponified.

    摘要翻译: 公开了含有式CH 2 -CHOC(O)R的乙烯基酯的共聚单元的氟弹性体,其中R是C 1 -C 4烷基, /烷基和至少一种选自四氟乙烯和全氟(烷基乙烯基醚)的单体。 弹性体可以进一步含有烃烯烃如乙烯或丙烯的共聚单元。 任选地,本发明的含氟弹性体可以含有固化部位单体或固化部位单体的共聚单元。 含氟弹性体上的酯基可以至少部分皂化。

    Process for manufacturing diiodoperfluoroalkanes
    67.
    发明授权
    Process for manufacturing diiodoperfluoroalkanes 有权
    制备二碘全氟烷烃的方法

    公开(公告)号:US06825389B2

    公开(公告)日:2004-11-30

    申请号:US10301181

    申请日:2002-11-21

    IPC分类号: C07C1700

    摘要: The present invention involves a process for the manufacture of &agr;, &ohgr;-diiodoperfluoroalkanes of the formula I—(CF2CF2)n—I, wherein n is an integer between 2 and 6. The latter compounds are produced at relatively high conversions and under relatively mild reaction temperatures and pressures, compared to prior art processes, by the elimination of the gaseous byproduct perfluorocyclobutane throughout the process.

    摘要翻译: 本发明涉及一种制备式I-(CF 2 CF 2)n I的α,ω-二碘全氟烷烃的方法,其中n是2至6之间的整数。后一种化合物以相当高的转化率和相对温和的反应温度 和现有技术方法相比,通过在整个过程中消除气态副产物全氟环丁烷的压力。

    Fluoroalkanesulfonyl azide ethylenic monomer
    68.
    发明授权
    Fluoroalkanesulfonyl azide ethylenic monomer 有权
    氟烷基磺酰叠氮乙烯单体

    公开(公告)号:US06417379B1

    公开(公告)日:2002-07-09

    申请号:US10021159

    申请日:2001-12-13

    申请人: Ming-Hong Hung

    发明人: Ming-Hong Hung

    IPC分类号: C07C24700

    摘要: Fluorinated olefins and fluorinated vinyl ethers, each having sulfonyl azide groups, are useful monomers in preparing fluoropolymers having functional side groups. Such functional side groups are useful in curing the fluoropolymers and also for enhancing the adhesion of the fluoropolymers to other substrates.

    摘要翻译: 各自具有磺酰基叠氮基的氟化烯烃和氟化乙烯基醚是制备具有官能侧基的含氟聚合物的有用单体。 这样的官能侧基可用于固化含氟聚合物,也可用于增强含氟聚合物与其它基材的粘合性。