Fluoroelastomers
    1.
    发明申请
    Fluoroelastomers 有权
    氟弹性体

    公开(公告)号:US20030088040A1

    公开(公告)日:2003-05-08

    申请号:US10270606

    申请日:2002-10-16

    申请人: AUSIMONT S.p.A.

    IPC分类号: C08F114/18

    摘要: Fluoroelastomers, curable by peroxidic route, obtainable by polymerizing the following monomers: a) C2nullC8 hydrogenated fluoroolefins; b) fluorovinylethers of general formula: CFXnullCXOCF2OPnullnull(I) c) bis-olefins having general formula: RI1RI2CnullCRI3-Z-CRI4nullCRI5RI6nullnull(IA) and optionally: d) one or more fluorinated olefinic comonomers selected from perfluoroalkylvinylethers (PAVE) CF2nullCFOR2f, perfluorooxyalkylvinylethers CF2nullCFOXa, e) C2-C8 perfluorolefins; f) one or more C2-C8 non fluorinated olefinic comonomers said fluoroelastomers comprising iodine and/or bromine atoms in the chain and/or in end position.

    摘要翻译: 通过过氧化途径可固化的氟弹性体,可通过聚合以下单体获得:a)C 2 -C 8氢化氟烯烃; b)通式CFX = CXOCF2OP(I)的氟乙烯基醚c)具有通式:RI1RI2C = CRI3-Z-CRI4 = CRI5RI6(IA)的双烯烃和任选地:d)一种或多种选自全氟烷基乙烯基醚(PAVE)的氟化烯烃共聚单体 )CF2 = CFOR2f,全氟氧烷基乙烯基醚CF2 = CFOXa,e)C2-C8全氟烯烃; f)一种或多种C2-C8非氟化烯烃共聚单体,所述含氟弹性体在链和/或末端位置包含碘和/或溴原子。

    Curable fluoroelastomers
    2.
    发明申请
    Curable fluoroelastomers 有权
    固化含氟弹性体

    公开(公告)号:US20030187144A1

    公开(公告)日:2003-10-02

    申请号:US10127601

    申请日:2002-04-23

    申请人: AUSIMONT S.p.A.

    IPC分类号: C08F114/18

    CPC分类号: C08K5/0025 C08L27/16

    摘要: Fluoroelastomers curable by ionic route based on vinylidenfluoride (VDF) comprising: a) 100 parts by weight of fluoroelastomer based on vinylidenfluoride (VDF) substantially polar end group free; b) from 0.05 to 5 phr of accelerant; c) from 0.5 to 15 phr of curing agent; d) from 1 to 40 phr of one or more inorganic acid acceptors, preferably bivalent metal oxides; e) from 0 to 2,5 phr, preferably from 0 to 1.5 phr of one or more basic compounds preferably hydroxides of bivalent metals or of weak acid metal salts; f) from 0 to 80 phr of reinforcing fillers.

    摘要翻译: 基于乙烯基氟化物(VDF)通过离子路线可固化的氟弹性体,其包含:a)基于极性无端基的乙烯基氟化物(VDF)100重量份的含氟弹性体; b)0.05至5phr的促进剂; c)0.5〜15phr固化剂; d)1至40phr的一种或多种无机酸受体,优选二价金属氧化物; e)0-2.5phr,优选0-1.5phr的一种或多种碱性化合物,优选二价金属或弱酸金属盐的氢氧化物; f)0至80phr的增强填料。

    Fluoroelastomeric composition
    3.
    发明申请
    Fluoroelastomeric composition 有权
    氟弹性组合物

    公开(公告)号:US20030060568A1

    公开(公告)日:2003-03-27

    申请号:US10151960

    申请日:2002-05-22

    申请人: AUSIMONT S.p.A.

    IPC分类号: C08L027/12

    摘要: Fluoroelastomeric compositions comprising: A) a fluoroelastomeric matrix based on vinylidene fluoride (VDF); B) a semi-crystalline fluoropolymer, in an amount from 1 to 40% by weight based on the total of A)nullB), comprising a semi-crystalline fluoropolymer core coated by a semi-crystalline fluoropolymer shell containing bromine and/or iodine in the polymer chain; the fluoroelastomer A) incorporates the fluoropolymer B), the fluoropolymer B) being formed by tetrafluoroethylene (TFE) homopolymers, or by TFE copolymers with one or more monomers containing at least one unsaturation of ethylene type, the average sizes of the semi-crystalline fluoropolymer particles being from 10 to 100 nm, preferably from 10 to 60 nm.

    摘要翻译: 含氟弹性体组合物,其包含:A)基于偏二氟乙烯(VDF)的氟弹性体基质; B)半结晶含氟聚合物,其量为基于A)+ B)的总量为1至40重量%,其包含由含有溴和/或碘的半结晶含氟聚合物壳包覆的半结晶含氟聚合物芯 在聚合物链中; 含氟弹性体A)包含氟聚合物B),含氟聚合物B)由四氟乙烯(TFE)均聚物形成,或通过TFE共聚物与一种或多种含有至少一种乙烯不饱和度的单体形成,半结晶含氟聚合物的平均尺寸 颗粒为10〜100nm,优选为10〜60nm。

    Fluoroelastomers
    4.
    发明申请
    Fluoroelastomers 有权
    氟弹性体

    公开(公告)号:US20030096930A1

    公开(公告)日:2003-05-22

    申请号:US10283166

    申请日:2002-10-30

    申请人: Ausimont S.p.A.

    IPC分类号: C08F116/12

    CPC分类号: C08F214/222 C08F214/262

    摘要: Curable fluoroelastomers comprising monomeric units formed by a triazine iodinated derivative having general formula: 1 wherein Ynull is independently H, Cl, F, CH3, or CF3, mnull and tnull are 0 or 1, and mnullnulltnullnull0 or 1, preferably mnullnulltnullnull0; pnull is an integer and is equal to 1 when tnullnull1, or pnullnull0; Xnull is independently H, Cl, F, alkyl or perfluoroalkyl C1-C3, preferably F; nnull is an integer between 2 and 20, preferably between 4 and 12, more preferably between 4 and 8.

    摘要翻译: 包含由具有以下通式的三嗪碘化衍生物形成的单体单元的固化含氟弹性体:其中Y'独立地为H,Cl,F,CH 3或CF 3,m'和t'为0或1,m'+ t'= 0或 1,优选m'+ t'= 0; p'是一个整数,当t'= 1或p'= 0时,它等于1; X'独立地是H,Cl,F,烷基或全氟烷基C1-C3,优选F; n'为2〜20,优选为4〜12,更优选为4〜8的整数。

    Fluoroelastomeric compositions
    5.
    发明申请
    Fluoroelastomeric compositions 有权
    氟弹性组合物

    公开(公告)号:US20030040581A1

    公开(公告)日:2003-02-27

    申请号:US10151953

    申请日:2002-05-22

    申请人: AUSIMONT S.p.A.

    IPC分类号: C08L027/12

    摘要: Fluoroelastomeric compositions comprising: A) a fluoroelastomeric matrix based on vinylidene fluoride (VDF); B) a semi-crystalline fluoropolymer, in an amount from >40% to 90% by weight based on the total of A)nullB), comprising a semi-crystalline fluoropolymer core coated by a semi-crystalline fluoropolymer shell containing bromine and/or iodine in the polymer chain; the fluoroelastomer A) incorporates the fluoropolymer B), the fluoropolymer B) being formed by tetrafluoroethylene (TFE) homopolymers, or by TFE copolymers with one or more monomers containing at least one unsaturation of ethylene type, the average sizes of the semi-crystalline fluoropolymer particles being from 10 to 100 nm, preferably from 10 to 60 nm.

    摘要翻译: 含氟弹性体组合物,其包含:A)基于偏二氟乙烯(VDF)的氟弹性体基质; B)半结晶含氟聚合物,其量为基于A)+ B)的总量的> 40重量%至90重量%,其包含半结晶含氟聚合物芯,其包含含有溴和/ 或聚合物链中的碘; 含氟弹性体A)包含氟聚合物B),含氟聚合物B)由四氟乙烯(TFE)均聚物形成,或通过TFE共聚物与一种或多种含有至少一种乙烯不饱和度的单体形成,半结晶含氟聚合物的平均尺寸 颗粒为10〜100nm,优选为10〜60nm。

    Fluoroelastomeric compositions
    6.
    发明申请
    Fluoroelastomeric compositions 失效
    氟弹性组合物

    公开(公告)号:US20030004273A1

    公开(公告)日:2003-01-02

    申请号:US10151886

    申请日:2002-05-22

    申请人: AUSIMONT S.p.A.

    IPC分类号: C08L027/12

    摘要: Fluoroelastomeric compositions comprising: A) a fluoroelastomeric matrix; B) a semi-crystalline fluoropolymer, in an amount from higher than 40% to 90% by weight based on the total of A)nullB); the fluoroelastomer A) incorporates the fluoropolymer B), the fluoropolymer B) being formed by tetrafluoroethylene (TFE) homopolymers, or by TFE by copolymers with one or more monomers containing at least one unsaturation of ethylene type, the average sizes of the semi-crystalline fluoropolymer particles being from 10 to 100 nm, preferably from 10 to 60 nm.

    摘要翻译: 含氟弹性体组合物,其包含:A)含氟弹性体基质; B)半结晶含氟聚合物,其量相对于A)+ B)的总量高于40重量%至90重量%; 含氟弹性体A)包含含氟聚合物B),含氟聚合物B)由四氟乙烯(TFE)均聚物形成,或通过与一种或多种含有至少一种乙烯不饱和键的单体的共聚物与TFE形成,半结晶的平均尺寸 含氟聚合物粒子为10〜100nm,优选为10〜60nm。