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    • 2. 发明申请
    • Fluoroelastomeric composition
    • 氟弹性组合物
    • US20030060568A1
    • 2003-03-27
    • US10151960
    • 2002-05-22
    • AUSIMONT S.p.A.
    • Margherita AlbanoMarco ApostoloStefano Arrigoni
    • C08L027/12
    • C08F285/00C08L27/16C08L27/18C08L51/003C08L2205/02C08F214/18C08L2666/04C08L2666/24
    • 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.
    • 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。
    • 3. 发明申请
    • Polymerization process of sulphonic monomers
    • 磺酸单体的聚合方法
    • US20020013439A1
    • 2002-01-31
    • US09886106
    • 2001-06-22
    • Ausimont S.p.A.
    • Marco ApostoloVincenzo Arcella
    • C08F214/18
    • C08F214/184C08F216/1466
    • A polymerization process in microemulsion of: (I) one or more fluorinated monomers containing at least one ethylene unsaturation; (II) one or more fluorinated monomers containing sulphonyl groups nullSO2F; said process comprising: a) preparation of an aqueous microemulsion, having a pH in the range 4-7, of perfluoropolyethers (PFPEs); b) feeding of the microemulsion to the polymerization reactor, in an amount higher than 18 ml per liter of reaction medium; c) introduction of the monomer (II) in liquid form into the reactor, reactor pressurization with the gaseous monomers (I); d) addition of the initiator, and feeding of the monomers (I) during the polymerization so as to maintain constant the reactor pressure.
    • 微乳液中的聚合方法:(I)含有至少一个乙烯不饱和度的一种或多种氟化单体; (II)含有磺酰基-SO 2 F的一种或多种氟化单体; 所述方法包括:a)制备具有4-7范围内的pH的全氟聚醚(PFPE)的水性微乳液; b)以每升反应介质高于18ml的量将微乳液进料到聚合反应器中; c)将液体形式的单体(II)引入反应器,用气体单体(I)进行反应器加压; d)在聚合期间加入引发剂和进料单体(I)以保持反应器压力恒定。
    • 5. 发明申请
    • Perfluoroelastomers
    • 全氟弹性体
    • US20030119993A1
    • 2003-06-26
    • US10270633
    • 2002-10-16
    • Ausimont S.p.A.
    • Marco ApostoloStefano Arrigoni
    • C08F114/18
    • C08F214/26C08F236/20
    • Perfluoroelastomers, curable by peroxidic route, obtainable by polymerizing the following monomers: a) tetrafluoroethylene (TFE); b) fluorovinylethers of general formula:CFXnullCXOCF2ORnullnull(I)c) bis-olefins having general formula:RI1RI2CnullCRI3nullZnullCRI4nullCRI5RI6nullnull(IA)d) optionally, one or more fluorinated olefinic comonomers selected from C2-C8 perfluoroolefins, perfluoroalkylvinylethers (PAVE) CF2nullCFOR2f, perfluoro-oxyalkylvinylethers CF2nullCFOXa, said perfluoroelastomers comprising iodine and/or bromine atoms in the chain and/or in end position, said halogen atoms deriving from nullcure sitenull comonomers and/or from chain transfer agents used in polymerization.
    • 通过过氧化途径可固化的全氟弹性体,可通过聚合以下单体获得:a)四氟乙烯(TFE); b)通式CFX = CXOCF2OR(I)的氟乙烯基醚c)具有以下通式的双烯烃:具有通式:RI1RI2C = CRI3-Z-CRI4 = CRI5RI6(IA)d)任选的一种或多种选自C 2 -C 8全氟烯烃的氟化烯烃共聚单体 ,全氟烷基乙烯基醚(PAVE)CF2 = CFOR2f,全氟烷氧基乙烯基醚CF2 = CFOXa,所述全氟弹性体在链和/或末端位置包含碘和/或溴原子,所述衍生自“固化位点”共聚单体和/或链的卤素原子 用于聚合的转移剂。
    • 7. 发明申请
    • Fluoroelastomeric compositions
    • 氟弹性组合物
    • US20030040581A1
    • 2003-02-27
    • US10151953
    • 2002-05-22
    • AUSIMONT S.p.A.
    • Margherita AlbanoMarco ApostoloStefano Arrigoni
    • C08L027/12
    • C08L27/16C08F259/08C08L27/18C08L51/003C08L2205/02C08L2666/04C08L2666/24
    • 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.
    • 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。