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公开(公告)号：US20110294938A1
公开(公告)日：2011-12-01
申请号：US13148094
申请日：2010-02-08
CPC分类号： C08F214/26 , C08F214/262
摘要： A peroxide curable perfluoroelastomer comprising: recurring units derived from tetrafluoroethylene (TFE); and recurring units derived from perfluoromethylvinylether (MVE); such perfluoroelastomer possessing a Mooney Viscosity (ML2+9) at 121° C. of from 25 to 140 MU, when measured according to ASTM D1646 standard, and comprising such MVE recurring units in an amount of from 26 to 33% by moles with respect to total moles of TFE and MVE. A process for the manufacture of such perfluoroelastomer, and cured articles obtainable therefrom.
摘要翻译： 一种过氧化物可固化的全氟弹性体，包括：衍生自四氟乙烯（TFE）的重复单元; 和衍生自全氟甲基乙烯基醚（MVE）的重复单元; 这种全氟弹性体在121℃下具有25至140MU的门尼粘度（ML2 + 9），当根据ASTM D1646标准测量时，并且包含这样的MVE重复单元的量为26至33摩尔％，相对于 至TFE和MVE的总摩尔数。 用于制造这种全氟弹性体的方法以及由其获得的固化制品。
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公开(公告)号：US20110237751A1
公开(公告)日：2011-09-29
申请号：US13132333
申请日：2009-12-03
CPC分类号： C09K3/1009 , C08L27/16 , C08L2205/02 , C08L2666/04
摘要： This invention pertains to sealing articles of vulcanized (per)fluoroelastomer compositions incorporating particles of a vinylidene fluoride (VDF) polymers having a Shore A hardness of at least 85 when determined according to ASTM D 2240 Type A Durometer method, and a compression set of less than 30%, when determined according to ASTM D395 at 200° C. for 70 h on O-ring according to ASTM D1414, and to a process for their manufacture by vulcanizing-molding and thermal post-treating at a temperature above the melting point of the VDF polymer.
摘要翻译： 本发明涉及根据ASTM D 2240 A型硬度计方法测定的硫化（每）含氟弹性体组合物的密封制品，该组合物结合了具有至少85的肖氏A硬度的偏二氟乙烯（VDF）聚合物的颗粒，并且压缩永久变形 当根据ASTM D395在200℃下根据ASTM D1414在O型圈上测定70小时时，其含量超过30％，以及在高于熔点的温度下通过硫化模塑和热后处理制造的方法 的VDF聚合物。
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公开(公告)号：US20100311909A1
公开(公告)日：2010-12-09
申请号：US12743204
申请日：2008-11-20
CPC分类号： C08L27/16 , C08L27/12 , C08L27/18 , C08L27/20 , C08L51/003 , C08L2205/02 , C08L2666/24 , C08L2666/04
摘要： Vulcanizable fluoroelastomer compositions comprising: A) a fluoroelastomer matrix based on vinylidene fluoride (VDF) with a Mooney viscosity (1+10) at 121° C. of less than 35 MU (Mooney Units) measured according to ASTM standard D 1646; and B) a semi-crystalline fluoropolymer, in an amount of from 20% to 70% by weight relative to the total weight of A)+B), the semi-crystalline fluoropolymer being constituted of tetrafluoroethylene (TFE) homopolymers and copolymers of TFE with one or more monomers containing at least one unsaturation of ethylenic type, in an amount of from 0.01 to 10 mol %, said semi-crystalline fluoropolymer having a mean particle size between 10 and 400 nm.
摘要翻译： 可硫化的含氟弹性体组合物，其包含：A）基于偏二氟乙烯（VDF）的氟弹性体基体，其在121℃下的门尼粘度（1 + 10）根据ASTM标准D1646测量小于35MU（门尼单位）; 和B）相对于A）+ B）的总重量为20重量％至70重量％的半结晶含氟聚合物），半结晶含氟聚合物由四氟乙烯（TFE）均聚物和TFE共聚物构成 所述半结晶含氟聚合物的平均粒度为10-400nm，其中一种或多种含有烯属型不饱和键的单体的量为0.01至10mol％。
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公开(公告)号：US09234063B2
公开(公告)日：2016-01-12
申请号：US13148094
申请日：2010-02-08
IPC分类号： C08L27/22 , C08F8/00 , C08F214/26
CPC分类号： C08F214/26 , C08F214/262
摘要： A peroxide curable perfluoroelastomer comprising: recurring units derived from tetrafluoroethylene (TFE); and recurring units derived from perfluoromethylvinylether (MVE); such perfluoroelastomer possessing a Mooney Viscosity (ML2+9) at 121° C. of from 25 to 140 MU, when measured according to ASTM D1646 standard, and comprising such MVE recurring units in an amount of from 26 to 33% by moles with respect to total moles of TFE and MVE. A process for the manufacture of such perfluoroelastomer, and cured articles obtainable therefrom.
摘要翻译： 一种过氧化物可固化的全氟弹性体，包括：衍生自四氟乙烯（TFE）的重复单元; 和衍生自全氟甲基乙烯基醚（MVE）的重复单元; 这种全氟弹性体在121℃下具有25至140MU的门尼粘度（ML2 + 9），当根据ASTM D1646标准测量时，并且包含这样的MVE重复单元的量为26至33摩尔％，相对于 至TFE和MVE的总摩尔数。 用于制造这种全氟弹性体的方法以及由其获得的固化制品。
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公开(公告)号：US20110263793A1
公开(公告)日：2011-10-27
申请号：US12674494
申请日：2008-08-11
CPC分类号： C08L27/16 , C08L2205/02 , C08L2666/04
摘要： Extrudable (per)fluoroelastomer compositions comprising crosslinkable (per)fluoroelastomers having: at least two glass transition temperatures Tg on DSC analysis, at least one melting peak on DSC analysis with a ΔH of second melting of between 0.3 and 5.5 J/g, and a bimodal molecular weight distribution such that the ratio Mn1/Mn2 is between 10 and 30, wherein Mn1 represents the number-average molecular weight of the distribution of the high molecular weight fluoroelastomer and Mn2 represents the number-average molecular weight of the distribution of the low molecular weight fluoroelastomer.
摘要翻译： 包含可交联（全）含氟弹性体的可挤出（全）含氟弹性体组合物，其具有：在DSC分析上具有至少两个玻璃化转变温度Tg，DSC分析时的至少一个熔融峰，第二次熔化的H 2 H 3和5.5J / 和双峰分子量分布，使得Mn1 / Mn2的比例在10和30之间，其中Mn1表示高分子量含氟弹性体的分布的数均分子量，Mn2表示分子量分布的数均分子量 低分子量含氟弹性体。
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公开(公告)号：US08263708B2
公开(公告)日：2012-09-11
申请号：US13132333
申请日：2009-12-03
IPC分类号： C08L27/12 , C08F214/26
CPC分类号： C09K3/1009 , C08L27/16 , C08L2205/02 , C08L2666/04
摘要： This invention pertains to sealing articles of vulcanized (per)fluoroelastomer compositions incorporating particles of a vinylidene fluoride (VDF) polymers having a Shore A hardness of at least 85 when determined according to ASTM D 2240 Type A Durometer method, and a compression set of less than 30%, when determined according to ASTM D395 at 200° C. for 70 h on O-ring according to ASTM D1414, and to a process for their manufacture by vulcanizing-molding and thermal post-treating at a temperature above the melting point of the VDF polymer.
摘要翻译： 本发明涉及根据ASTM D 2240 A型硬度计方法测定的硫化（每）含氟弹性体组合物的密封制品，该组合物结合了具有至少85的肖氏A硬度的偏二氟乙烯（VDF）聚合物的颗粒，并且压缩永久变形 当根据ASTM D395在200℃下根据ASTM D1414在O型圈上测定70小时时，其含量超过30％，以及在高于熔点的温度下通过硫化模塑和热后处理制造的方法 的VDF聚合物。
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公开(公告)号：US08198372B2
公开(公告)日：2012-06-12
申请号：US12743204
申请日：2008-11-20
IPC分类号： C08L27/12
CPC分类号： C08L27/16 , C08L27/12 , C08L27/18 , C08L27/20 , C08L51/003 , C08L2205/02 , C08L2666/24 , C08L2666/04
摘要： Vulcanizable fluoroelastomer compositions comprising: A) a fluoroelastomer matrix based on vinylidene fluoride (VDF) with a Mooney viscosity (1+10) at 121° C. of less than 35 MU (Mooney Units) measured according to ASTM standard D 1646; and B) a semi-crystalline fluoropolymer, in an amount of from 20% to 70% by weight relative to the total weight of A)+B), the semi-crystalline fluoropolymer being constituted of tetrafluoroethylene (TFE) homopolymers and copolymers of TFE with one or more monomers containing at least one unsaturation of ethylenic type, in an amount of from 0.01 to 10 mol %, said semi-crystalline fluoropolymer having a mean particle size between 10 and 400 nm.
摘要翻译： 可硫化的含氟弹性体组合物，其包含：A）基于偏二氟乙烯（VDF）的氟弹性体基体，其在121℃下的门尼粘度（1 + 10）根据ASTM标准D1646测量小于35MU（门尼单位）; 和B）相对于A）+ B）的总重量为20重量％至70重量％的半结晶含氟聚合物），半结晶含氟聚合物由四氟乙烯（TFE）均聚物和TFE共聚物构成 所述半结晶含氟聚合物的平均粒度为10-400nm，其中一种或多种含有烯属型不饱和键的单体的量为0.01至10mol％。
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公开(公告)号：US20110294944A1
公开(公告)日：2011-12-01
申请号：US13148062
申请日：2010-02-08
CPC分类号： C08F214/262 , C08F214/26
摘要： A peroxide curable perfluoroelastomer comprising: recurring units derived from tetrafluoroethylene (TFE); recurring units derived from perfluoroethylvinylether (EVE), in an amount of between 2 and 17% by moles, with respect to total recurring units derived from TFE, perfluoromethylvinylether (MVE) and EVE; and recurring units derived from perfluoromethylvinylether (MVE), in an amount of between 23 and 35% by moles, with respect to total recurring units derived from TFE, perfluoromethylvinylether (MVE) and EVE. A process for its manufacture and its use for the manufacture of cured articles.
摘要翻译： 一种过氧化物可固化的全氟弹性体，包括：衍生自四氟乙烯（TFE）的重复单元; 相对于衍生自TFE，全氟甲基乙烯基醚（MVE）和EVE的总重复单元，衍生自全氟乙基乙烯基醚（EVE）的重复单元的量为2至17摩尔％ 相对于衍生自TFE，全氟甲基乙烯基醚（MVE）和EVE的总重复单元，衍生自全氟甲基乙烯基醚（MVE）的重复单元的量为23至35摩尔％。 其制造方法及其用于制造固化物品的方法。
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公开(公告)号：US08242210B2
公开(公告)日：2012-08-14
申请号：US12674494
申请日：2008-08-11
IPC分类号： C08L27/12 , C08F214/26
CPC分类号： C08L27/16 , C08L2205/02 , C08L2666/04
摘要： Extrudable (per)fluoroelastomer compositions comprising crosslinkable (per)fluoroelastomers having: at least two glass transition temperatures Tg on DSC analysis, at least one melting peak on DSC analysis with a ΔH of second melting of between 0.3 and 5.5 J/g, and a bimodal molecular weight distribution such that the ratio Mn1/Mn2 is between 10 and 30, wherein Mn1 represents the number-average molecular weight of the distribution of the high molecular weight fluoroelastomer and Mn2 represents the number-average molecular weight of the distribution of the low molecular weight fluoroelastomer.
摘要翻译： 包含可交联（全）含氟弹性体的可挤出（全）含氟弹性体组合物，其具有：在DSC分析上具有至少两个玻璃化转变温度Tg，DSC分析时的至少一个熔融峰，第二次熔化的H 2 H 3和5.5J / 和双峰分子量分布，使得Mn1 / Mn2的比例在10和30之间，其中Mn1表示高分子量含氟弹性体的分布的数均分子量，Mn2表示分子量分布的数均分子量 低分子量含氟弹性体。
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公开(公告)号：US20110245402A1
公开(公告)日：2011-10-06
申请号：US13131355
申请日：2009-12-08
IPC分类号： C08L101/04
CPC分类号： C08L27/12 , C08L27/18 , C08L2205/02 , C08L2666/04
摘要： The invention pertains to a (per)fluoroelastomer composition comprising at least one (per)fluoroelastomer [(per)fluoroelastomer (A)] matrix comprising particles of at least one perfluoropolymer [polymer (F)] having a melt flow index (MFI), measured at 372° C. under a 5 Kg load according to ASTM D1238 standard, of less than 10 g/10 min, said particles having an average size of less than 100 nm.
摘要翻译： 本发明涉及包含至少一种含有至少一种具有熔体流动指数（MFI）的全氟聚合物[聚合物（F））的颗粒的（全）含氟弹性体[（每）含氟弹性体（A）]基体的（全）含氟弹性体组合物， 在372℃下根据ASTM D1238标准在5kg负荷下测量，小于10g / 10min，所述颗粒的平均尺寸小于100nm。
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