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公开(公告)号:US20070142582A1
公开(公告)日:2007-06-21
申请号:US11705404
申请日:2007-02-13
IPC分类号: C08F16/24
CPC分类号: C08F216/1416 , C08F34/02
摘要: Amorphous perfluorinated homopolymers and copolymers of perfluorodioxoles of formula (IA): wherein R′F is equal to RF or ORF wherein RF is a linear or branched perfluoroalkyl radical having 1-5 carbon atoms; X1 and X2, equal to or different from each other, are F, CF3; said polymers having a dioxole content ≧95% by moles, having the following property combination: Tg, measured according to the ASTM 3418 (DSC) method, from 180° C. to 195° C.; intrinsic viscosity, measured at the temperature of 30° C. in perfluoroheptane (Galden® D80) according to the ASTM D 2857-87 method, from 13 cc/g to 100 cc/g.
摘要翻译: 无规全氟化均聚物和式(IA)的全氟二氧杂环戊烯的共聚物:其中R'F等于R或F或其中R F是具有1-5个碳原子的直链或支链全氟烷基; X 1,X 2和X 2彼此相同或不同,为F,CF 3 3, 所述聚合物具有≥95摩尔%的二氧杂环戊烯含量,具有以下性能组合:根据ASTM 3418(DSC)方法测量的Tg为180℃至195℃; 根据ASTM D 2857-87方法在全氟庚烷(D D D D80)中在30℃的温度下测量的特性粘度为13cc / g至100cc / g。
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公开(公告)号:US06936668B2
公开(公告)日:2005-08-30
申请号:US10913539
申请日:2004-08-09
IPC分类号: G02B6/00 , B29D11/00 , C08F8/20 , C08F8/22 , C08F214/18 , C08F216/12 , C08F234/00 , C08J5/00 , C08K5/00 , C08L29/10 , G02B1/04 , C08F114/18
CPC分类号: G02B1/046 , B29D11/00721 , C08F8/22 , C08L45/00 , C08F214/18
摘要: Amorphous perfluorinated copolymers, comprising cyclic perfluorinated units deriving from at least two different perfluorinated comonomers, optionally with units deriving from a perfluorinated monomer containing at least one olefinic unsaturation (perfluoroolefin), or comprising cyclic perfluorinated units and units deriving from a perfluorinated monomer containing at least one olefinic unsaturation, said perfluorinated copolymers having the following combination of properties: substantial absence of unstable polar end groups, polymer Tg higher than 120° C., narrow monomeric composition distribution.
摘要翻译: 无定形全氟化共聚物,包含衍生自至少两种不同全氟化共聚单体的环状全氟化单元,任选地衍生自含有至少一种烯属不饱和(全氟烯烃)的全氟化单体的单元,或包含环状全氟化单元和衍生自至少含有全氟化单体的单元 所述全氟化共聚物具有以下性质的组合:基本上不存在不稳定的极性端基,高于120℃的聚合物Tg,窄的单体组成分布。
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公开(公告)号:US20050009944A1
公开(公告)日:2005-01-13
申请号:US10913539
申请日:2004-08-09
IPC分类号: G02B6/00 , B29D11/00 , C08F8/20 , C08F8/22 , C08F214/18 , C08F216/12 , C08F234/00 , C08J5/00 , C08K5/00 , C08L29/10 , G02B1/04 , C08F114/18
CPC分类号: G02B1/046 , B29D11/00721 , C08F8/22 , C08L45/00 , C08F214/18
摘要: Amorphous perfluorinated copolymers, comprising cyclic perfluorinated units deriving from at least two different perfluorinated comonomers, optionally with units deriving from a perfluorinated monomer containing at least one olefinic unsaturation (perfluoroolefin), or comprising cyclic perfluorinated units and units deriving from a perfluorinated monomer containing at least one olefinic unsaturation, said perfluorinated copolymers having the following combination of properties: substantial absence of unstable polar end groups, polymer Tg higher than 120° C., narrow monomeric composition distribution.
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公开(公告)号:US20070123671A1
公开(公告)日:2007-05-31
申请号:US11640862
申请日:2006-12-19
IPC分类号: C08F16/24
CPC分类号: C08F216/1416 , C08F34/02
摘要: Amorphous perfluorinated homopolymers and copolymers of perfluorodioxoles of formula (IA): wherein R′F is equal to RF or ORF wherein RF is a linear or branched perfluoroalkyl radical having 1-5 carbon atoms; X1 and X2, equal to or different from each other, are F, CF3; said polymers having a dioxole content ≧95% by moles, having the following property combination: Tg, measured according to the ASTM 3418 (DSC) method, from 180° C. to 195° C.; intrinsic viscosity, measured at the temperature of 30° C. in perfluoroheptane (Galden® D80) according to the ASTM D 2857-87 method, from 13 cc/g to 100 cc/g.
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公开(公告)号:US07091295B2
公开(公告)日:2006-08-15
申请号:US10835288
申请日:2004-04-30
IPC分类号: C08F116/12
CPC分类号: C08F34/02
摘要: Use of amorphous perfluorinated polymers for preparing transparent films at 157 nm, said perfluorinated polymers being free from unstable ionic end groups COF, COOH or their amidic derivatives, esters or salts, said polymers formed by cyclic units deriving from perfluorodioxoles of formula: wherein R′F is equal to RF or ORF wherein RF is a perfluoroalkyl radical having 1–5 carbon atoms; X1 and X2, equal to or different from each other, are F, CF3; said polymers optionally containing units deriving from perfluorinated comonomers optionally containing oxygen atoms; in said polymers the cyclic units deriving from the perfluorodioxoles of formula (IA) being ≧95% by moles.
摘要翻译: 使用无定形全氟化聚合物制备157nm的透明膜,所述全氟化聚合物不含不稳定的离子端基COF,COOH或它们的酰胺衍生物,酯或盐,所述聚合物由衍生自下式的全氟二恶烷的环状单元形成:其中R' F F等于其中R 1是具有1-5个碳原子的全氟烷基的R 1 F或OR F ; X 1,X 2和X 2彼此相同或不同,为F,CF 3 3, 所述聚合物任选地含有衍生自任选地含有氧原子的全氟化共聚单体的单元; 在所述聚合物中,衍生自式(IA)的全氟二氧杂环戊烯的环状单元为> = 95摩尔%。
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公开(公告)号:US07393906B2
公开(公告)日:2008-07-01
申请号:US11640862
申请日:2006-12-19
IPC分类号: C08F16/24
CPC分类号: C08F216/1416 , C08F34/02
摘要: Amorphous perfluorinated homopolymers and copolymers of perfluorodioxoles of formula (IA): wherein R′F is equal to RF or ORF wherein RF is a linear or branched perfluoroalkyl radical having 1-5 carbon atoms; X1 and X2, equal to or different from each other, are F, CF3; said polymers having a dioxole content≧95% by moles, having the following property combination: Tg, measured according to the ASTM 3418 (DSC) method, from 180° C. to 195° C.; intrinsic viscosity, measured at the temperature of 30° C. in perfluoroheptane (Galden® D80) according to the ASTM D 2857-87 method, from 13 cc/g to 100 cc/g.
摘要翻译: 无规全氟化均聚物和式(IA)的全氟二氧杂环戊烯的共聚物:其中R'F等于R或F或其中R F是具有1-5个碳原子的直链或支链全氟烷基; X 1,X 2和X 2彼此相同或不同,为F,CF 3 3, 所述聚合物具有≥95摩尔%的二氧杂环戊烯含量,具有以下性能组合:根据ASTM 3418(DSC)方法测量的Tg为180℃至195℃; 根据ASTM D 2857-87方法在全氟庚烷(D D D D80)中在30℃的温度下测量的特性粘度为13cc / g至100cc / g。
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公开(公告)号:US07199199B2
公开(公告)日:2007-04-03
申请号:US10823771
申请日:2004-04-14
IPC分类号: C08F16/24
CPC分类号: C08F216/1416 , C08F34/02
摘要: Amorphous perfluorinated homopolymers and copolymers of perfluorodioxoles of formula (IA): wherein R′F is equal to RF or ORF wherein RF is a linear or branched perfluoroalkyl radical having 1–5 carbon atoms; X1 and X2, equal to or different from each other, are F, CF3; said polymers having a dioxole content ≧95% by moles, having the following property combination: Tg, measured according to the ASTM 3418 (DSC) method, from 180° C. to 195° C.; intrinsic viscosity, measured at the temperature of 30° C. in perfluoroheptane (Galden® D80) according to the ASTM D2857-87 method, from 13 cc/g to 100 cc/g.
摘要翻译: 无规全氟化均聚物和式(IA)的全氟二恶烷的共聚物:
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公开(公告)号:US06809166B2
公开(公告)日:2004-10-26
申请号:US10139645
申请日:2002-05-07
IPC分类号: C08F11418
CPC分类号: G02B1/046 , B29D11/00721 , C08F8/22 , C08L45/00 , C08F214/18
摘要: Amorphous perfluorinated copolymers, comprising cyclic perfluorinated units deriving from at least two different perfluorinated comonomers, optionally with units deriving from a perfluorinated monomer containing at least one olefinic unsaturation (perfluoroolefin), or comprising cyclic perfluorinated units and units deriving from a perfluorinated monomer containing at least one olefinic unsaturation, said perfluorinated copolymers having the following combination of properties: substantial absence of unstable polar end groups, polymer Tg higher than 120° C., narrow monomeric composition distribution.
摘要翻译: 无定形全氟化共聚物,包含衍生自至少两种不同全氟化共聚单体的环状全氟化单元,任选地衍生自含有至少一种烯属不饱和(全氟烯烃)的全氟化单体的单元,或包含环状全氟化单元和衍生自至少含有全氟化单体的单元 所述全氟化共聚物具有以下性质的组合:基本上不存在不稳定的极性端基,高于120℃的聚合物Tg,窄的单体组成分布。
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公开(公告)号:US07022773B2
公开(公告)日:2006-04-04
申请号:US10843440
申请日:2004-05-12
CPC分类号: C08L27/12 , C08L27/18 , C08L29/10 , C08L2205/02 , C08L2666/04
摘要: Fluoropolymers comprising a fluoroelastomer matrix incorporating therein particles of a semicrystalline fluoropolymer formed of tetrafluoroethylene (TFE) homopolymers or copolymers, wherein the average particle sizes of the semicrystalline fluoropolymer latex range from 10 to 100 nm.
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公开(公告)号:US6111028A
公开(公告)日:2000-08-29
申请号:US955751
申请日:1997-10-22
IPC分类号: B29D99/00 , B29K21/00 , C08F2/22 , C08F2/40 , C08F8/00 , C08F214/18 , C08F214/22 , C08F214/28 , C08L27/12 , C08L27/16
CPC分类号: C08F214/28 , C08F8/00 , C08F214/22 , C08F2800/10 , C08F2810/20
摘要: O-rings obtainable from vinylidenfluoride (VDF)-based ionically cured copolymers having compression set lower than 20%.
摘要翻译: 可从具有压缩永久变形金属(VDF)的离子固化共聚物获得的O形环的压缩永久变形率低于20%。
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