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21. 发明授权

US07241826B2 Resin composition, process for production thereof, and foam-insulated electric wire 有权
标题翻译：树脂组合物，其制造方法和泡沫绝缘电线
公开(公告)号：US07241826B2
公开(公告)日：2007-07-10
申请号：US10482584
申请日：2002-06-26
申请人： Keizou Shiotsuki , Eiji Fujita , Tatsuya Higuchi , Shouji Fukuoka , Takahiro Taira
发明人： Keizou Shiotsuki , Eiji Fujita , Tatsuya Higuchi , Shouji Fukuoka , Takahiro Taira
IPC分类号： C08K3/38
CPC分类号： C08J9/0066 , C08J2327/12 , H01B3/445
摘要： The present invention provides a resin composition containing a filler poor in affinity for fluororesins as uniformly dispersed therein and a method of producing such resin composition and, further, a resin composition containing, as fillers, a nucleating agent for foaming and suited for producing foamed moldings with fine foam cells uniformly distributed therein and a method of producing such resin composition as well as a foamed molding formed from either of such resin compositions. The present invention is related to a resin composition comprising a fluororesin (A) and a filler (X) low in affinity for said fluororesin (A), wherein the filler (X) has a d99 value of not more than 15 μm.
摘要翻译：本发明提供一种含有对氟树脂的均匀分散的亲和性差的填料的树脂组合物，以及这种树脂组合物的制造方法以及含有发泡成核剂作为填料的树脂组合物，其中细泡沫细胞均匀分布在其中，以及制备这种树脂组合物的方法以及由任一种这样的树脂组合物形成的发泡模塑制品。本发明涉及包含对所述氟树脂（A）的亲和性低的氟树脂（A）和填料（X）的树脂组合物，其中填料（X）的d99值不大于15μm。

22. 发明授权

US06998454B2 Fluorine-containing resin material lowly permeable to liquid chemical 有权
标题翻译：含氟树脂材料对液体化学品渗透性低
公开(公告)号：US06998454B2
公开(公告)日：2006-02-14
申请号：US10465643
申请日：2003-06-20
申请人： Takahiro Taira , Takahisa Aoyama , Katsuhide Otani , Tetsuo Shimizu
发明人： Takahiro Taira , Takahisa Aoyama , Katsuhide Otani , Tetsuo Shimizu
IPC分类号： C08F16/24
CPC分类号： C08F214/262 , C08L27/18 , Y10T428/3154
摘要： To provide a suitable material having improved impermeability to liquid chemicals and cracking resistance while retaining excellent heat resistance and processability inherent in FEP-based fluororesins, a molded article of which is useful in the field of semiconductor production apparatus and the like. The present invention provides a fluorine-containing resin material comprising a fluorine-containing copolymer comprising 85 to 95.5% by mole of a repeating unit derived from tetrafluoroethylene, 5 to 10% by mole of a repeating unit derived from hexafluoropropylene and 0.1 to 5% by mole of a repeating unit derived from at least one higher perfluoro(vinyl ether) represented by the formula (1): CF2═CF—O—Rf1 (1) wherein Rf1 is a perfluoroalkyl group having 5 to 10 carbon atoms or a perfluoro(alkoxyalkyl) group having 4 to 17 carbon atoms, and molded article thereof.
摘要翻译：为了提供对液体化学品具有改进的不渗透性和耐开裂性的合适的材料，同时保持了基于FEP的氟树脂固有的优异的耐热性和加工性，其成型制品可用于半导体制造装置等领域。本发明提供一种含氟树脂材料，其含有含有85〜95.5摩尔％的来自四氟乙烯的重复单元，5〜10摩尔％的来自六氟丙烯的重复单元和0.1〜5重量％摩尔衍生自由式表示的至少一种较高全氟（乙烯基醚）的重复单元

23. 发明授权

US06774196B1 Fluorocopolymer and fluororesin composition lowly permeable to liquid chemical 有权
标题翻译：含氟共聚物和氟树脂组合物对液体化学品渗透性低
公开(公告)号：US06774196B1
公开(公告)日：2004-08-10
申请号：US10148230
申请日：2002-05-28
申请人： Takahiro Taira , Takahisa Aoyama , Katsuhide Otani , Tetsuo Shimizu
发明人： Takahiro Taira , Takahisa Aoyama , Katsuhide Otani , Tetsuo Shimizu
IPC分类号： C08F11612
CPC分类号： C08L27/18 , C08F214/262
摘要： To provide a novel PFA-based fluorine-containing copolymer having improved impermeability to liquid chemicals while retaining the excellent heat resistance, stress cracking resistance and processability inherent in PFA-based fluororesins, a material and a molded article useful in the field of semiconductor production apparatus and the like, using the copolymer. The present invention provides a fluorine-containing copolymer comprising 90 to 99.4% by mole of a repeating unit derived from tetrafluoroethylene, 0.5 to 5% by mole of a repeating unit derived from at least one lower perfluoro(alkyl vinyl ether) represented by the formula (1): CF2═CF—O—Rf1 (1) in which Rf1 is a perfluoroalkyl group having 2 to 4 carbon atoms, and 0.1 to 5% by mole of a repeating unit derived from at least one higher perfluoro(vinyl ether) represented by the formula (2): CF2═CF—O—Rf2 (2) in which Rf2 is a perfluoroalkyl group having 5 to 10 carbon atoms or a perfluoro(alkoxy alkyl) group having 4 to 17 carbon atoms, wherein the fluorine-containing copolymer has a melt flow rate of 0.1 g/10 minutes to 100 g/10 minutes and melting point of 290° to 325° C., and a resin composition using the same.
摘要翻译：提供一种具有改善的对液体化学品的不渗透性的新型PFA基含氟共聚物，同时保持了PFA类氟树脂中固有的优异的耐热性，抗应力开裂性和加工性，可用于半导体制造装置领域的材料和模塑制品等等，使用该共聚物。本发明提供一种含有90〜99.4摩尔％的来自四氟乙烯的重复单元的含氟共聚物，0.5〜5摩尔％的由式（1）表示的至少一种以下的低级全氟（烷基乙烯基醚）的重复单元，（1）表示的化合物：其中Rf 1为碳原子数2〜4的全氟烷基，0.1〜5摩尔％的由式（2）表示的至少一种以上的全氟（乙烯基醚）的重复单元，：其中Rf 2为碳原子数5〜10的全氟烷基或碳原子数4〜17的全氟（烷氧基烷基），其中，所述含氟共聚物的熔体流动速率为0.1g / 10分钟〜 100g / 10分钟，熔点为290〜325℃，使用该树脂组合物。

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