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    • 2. 发明专利
    • Polytetrafluoroethylene aqueous dispersion composition, polytetrafluoroethylene resin film and polytetrafluoroethylene resin impregnated material
    • 聚四氟乙烯水性分散组合物,聚四氟乙烯树脂薄膜和聚偏氟乙烯树脂印花材料
    • JP2006117900A
    • 2006-05-11
    • JP2005006491
    • 2005-01-13
    • Daikin Ind Ltdダイキン工業株式会社
    • NAKATANI YASUTOSHIMIURA TOSHIROSAWADA MATAHIKO
    • C08L27/18B05D7/24C08L71/02
    • PROBLEM TO BE SOLVED: To provide a PTFE (polytetrafluoroethylene) aqueous dispersion composition having an extremely large crack limit membrane thickness and forming a thick film even by coating or impregnation at a time.
      SOLUTION: The PTFE [polytetrafluoroethylene] aqueous dispersion composition comprises PTFE resin particles (A) and a polyoxyalkylene alkyl ether compound (B). The PTFE aqueous dispersion composition is characterized as follows. The PTFE aqueous dispersion composition has ≤0.1 Pa s viscosity at 30-70 mass% PTFE resin solid concentration and 25°C. The amount of the polyoxyalkylene alkyl ether compound (B) is >12 pts.mass to ≤20 pts.mass based on 100 pts.mass of PTFE resin solid content. The PTFE resin constituting the PTFE resin particles (A) is a resin composed of the tetrafluoroethylene homopolymer.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种具有非常大的裂纹极限膜厚度的PTFE(聚四氟乙烯)水分散体组合物,并且通过一次涂布或浸渍形成厚膜。 解决方案:PTFE [聚四氟乙烯]水分散体组合物包含PTFE树脂颗粒(A)和聚氧化烯烷基醚化合物(B)。 PTFE水性分散体组合物的特征如下。 PTFE水分散体组合物在30-70质量%的PTFE树脂固体浓度和25℃下具有≤0.1Pa的粘度。 聚氧化烯烷基醚化合物(B)的量基于100个聚四氟乙烯树脂固体含量为大于12重量%〜≤20重量份。 构成PTFE树脂粒子(A)的PTFE树脂是由四氟乙烯均聚物构成的树脂。 版权所有(C)2006,JPO&NCIPI
    • 3. 发明专利
    • 混合粉末、皮膜及び物品
    • 混合粉末,涂料和文章
    • JP2014198772A
    • 2014-10-23
    • JP2013074524
    • 2013-03-29
    • ダイキン工業株式会社Daikin Ind Ltd
    • KATSUMA NOZOMINAKATANI YASUTOSHI
    • C08J3/12C08K5/13C08K5/18C08K5/37C08L27/18C09D5/03C09D7/12C09D127/18C09D127/20C09D129/10
    • 【課題】皮膜が着色することなく熱劣化を抑制することができる含フッ素ポリマーの混合粉末を提供する。【解決手段】テトラフルオロエチレン/ヘキサフルオロプロピレン共重合体及びテトラフルオロエチレン/パーフルオロ(アルキルビニルエーテル)共重合体からなる群より選択される少なくとも1種の含フッ素ポリマー(A)の粉末、チオール基を含まない芳香族アミン化合物(B1)の粉末、及び、2−メルカプトベンゾイミダゾール及び2−メルカプトベンゾイミダゾール亜鉛塩からなる群より選択される少なくとも1種の化合物(C)の粉末、を含み、芳香族アミン化合物(B1)は、酸化によってキノンジイミン構造を形成しえない芳香族アミン化合物、又は、キノンジイミン構造を形成しても、キノンジイミン構造を形成することによって共役系が伸張しない芳香族アミン化合物であり、含フッ素ポリマー(A)の粉末100質量部に対して、芳香族アミン化合物(B1)を0.1〜1.0質量部含有することを特徴とする混合粉末。【選択図】なし
    • 要解决的问题:提供能够抑制热降解而不着色膜的含氟聚合物的混合粉末。混合粉末包含至少一种选自以下的含氟聚合物的粉末:四氟乙烯 /六氟丙烯共聚物和四氟乙烯/全氟(烷基乙烯基醚)共聚物(A),不含硫醇基的芳族胺化合物(B1)的粉末和至少一种选自下列的化合物(C)的粉末: 2-巯基苯并咪唑和2-巯基苯并咪唑锌盐,其中芳族胺化合物(B1)是通过氧化而不形成醌二亚胺结构的芳族胺化合物或芳香族胺化合物,由于形成醌二亚胺结构而不会延长共轭体系 即使形成醌二亚胺结构,芳族胺化合物(B1)的含量相对于100重量份为0.1〜1.0重量份 含氟聚合物(A)的粉末的重量。
    • 5. 发明专利
    • Modified polytetrafluoroethylene and method for producing the same
    • 改性聚偏二氟乙烯及其制备方法
    • JP2006117912A
    • 2006-05-11
    • JP2005249932
    • 2005-08-30
    • Daikin Ind Ltdダイキン工業株式会社
    • NAKATANI YASUTOSHISAWADA MATAHIKOKATO TAKETO
    • C08F214/26C08F2/16
    • PROBLEM TO BE SOLVED: To provide a modified polytetrafluoroethylene having excellent film-forming properties and forming a film having excellent transparency, to obtain an aqueous dispersion and an aqueous dispersion composition thereof and to provide a method for producing the modified polytetrafluoroethylene.
      SOLUTION: The modified polytetrafluoroethylene is obtained by polymerizing tetrafluoroethylene with a comonomer. The modified polytetrafluoroethylene is characterized as follows. The amount of the comonomer unit derived from the comonomer is 0.1-1.0 mass% based on the modified polytetrafluoroethylene. The average primary particle diameter of the modified polytetrafluoroethylene is 220-500 nm. The comonomer is hexafluoropropylene, a perfluoro(alkyl vinyl ether) and/or vinylidene fluoride.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提供具有优异的成膜性能并形成具有优异透明性的膜的改性聚四氟乙烯,以获得水性分散体及其水分散体组合物,并提供改性聚四氟乙烯的制备方法。 解决方案:改性聚四氟乙烯通过使四氟乙烯与共聚单体聚合而获得。 改性聚四氟乙烯的特征如下。 来自共聚单体的共聚单体单元的量相对于改性聚四氟乙烯为0.1〜1.0质量%。 改性聚四氟乙烯的平均一次粒径为220-500nm。 共聚单体是六氟丙烯,全氟(烷基乙烯基醚)和/或偏二氟乙烯。 版权所有(C)2006,JPO&NCIPI
    • 6. 发明专利
    • Office automation equipment roll coated with fluorine-based polymer powder
    • 办公自动化设备用氟基聚合物粉末涂布
    • JP2008133952A
    • 2008-06-12
    • JP2007280138
    • 2007-10-29
    • Daikin Ind Ltdダイキン工業株式会社
    • NAKATANI YASUTOSHIMIYATANI TOSHIOOGITA KOICHIRO
    • F16C13/00C08F8/20C08F8/30C08J3/12
    • PROBLEM TO BE SOLVED: To provide an office automation equipment roll coated with fluorine-based polymer powder, whose coat having a nature of improved heat resistance, non-adhesiveness, low friction property and chemical resistance is obtained by electrostatic coating while achieving high coating efficiency.
      SOLUTION: Fluorinating agent is put in contact with the fluorine-based polymer powder so that the total number of -CH
      2 OH and -COF terminal groups is 7-50 per carbon number 10
      6 . Then, the fluorine-based polymer powder is put in contact with ammonia gas to convert -COF into -CONH
      2 so that the total number of -CH
      2 OH and -CONH
      2 terminal groups is 7-50 per carbon number 10
      6 . Thereby, the office automation equipment roll is manufactured which is coated with the fluorine-based polymer powder having average particle sizes of 5-100 μm.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了提供涂覆有氟基聚合物粉末的办公自动化设备辊,其具有改善的耐热性,非粘合性,低摩擦性和耐化学性的性质通过静电涂覆获得,同时实现 涂层效率高。

      解决方案:氟化剂与氟基聚合物粉末接触,使得-CH 2 SBO 2和-COF末端基团的总数为每个碳数为10的7-50个SP > 6 。 然后,使氟类聚合物粉末与氨气接触,将-COF转化成-CONH 2 ,使得总共-CH 2 SBH 2 OH和-CONH 2 末端基团为每个碳原子数为10〜10个/秒的7-50。 由此,制造了涂布了平均粒径为5〜100μm的氟系聚合物粉末的办公自动化设备辊。 版权所有(C)2008,JPO&INPIT

    • 7. 发明专利
    • Fluorine-containing polymer powder-coated rice cooker
    • 含氟聚合物粉末包衣米饭
    • JP2008043793A
    • 2008-02-28
    • JP2007280131
    • 2007-10-29
    • Daikin Ind Ltdダイキン工業株式会社
    • NAKATANI YASUTOSHIMIYATANI TOSHIOOGITA KOICHIRO
    • A47J27/00A47J36/02
    • PROBLEM TO BE SOLVED: To provide a rice cooker coated with a fluorine-containing polymer powder which achieved a high coating efficiency in an electrostatic coating method and which provides a film having properties such as heat resistance, non-tackiness, low frictional property, and chemical resistance.
      SOLUTION: The rice cooker is coated with the fluorine-containing polymer powder having an average particle size in the range of 5-100 μm, wherein the powder is prepared by contacting polymer powder with a fluorinating agent so that the total number of -CH
      2 OH and -COF terminal groups is decreased to 7-50 per 10
      6 carbon atoms, then by contacting the polymer powder with ammonia gas to convert the -COF to -CONH
      2 to obtain the polymer powder having the total number of -CH
      2 OH and -CONH
      2 terminal groups decreased to 7-50 per 10
      6 carbon atoms.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种涂覆有含氟聚合物粉末的电饭煲,其在静电涂覆方法中实现了高涂层效率,并且提供了具有耐热性,非粘性,低摩擦性等的膜 性能和耐化学性。 解决方案:电饭煲涂覆有平均粒度在5-100μm范围内的含氟聚合物粉末,其中粉末是通过使聚合物粉末与氟化剂接触来制备的, -CH 2 OH和-COF端基降低至每10个SP 6碳原子的7-50个,然后通过使聚合物粉末与氨气接触将-COF转化为 -CONH< SB> 2< SB>中,得到总数为-CH 2 S 2 OH的聚合物粉末和-CONH 10 6个碳原子。 版权所有(C)2008,JPO&INPIT
    • 8. 发明专利
    • Polytetrafluoroethylene aqueous dispersion composition, polytetrafluoroethylene membranous material and roofing material
    • 聚四氟乙烯水性沥青组合物,聚四氟乙烯薄膜材料和屋面材料
    • JP2006117898A
    • 2006-05-11
    • JP2004376432
    • 2004-12-27
    • Daikin Ind Ltdダイキン工業株式会社
    • NAKATANI YASUTOSHIMIURA TOSHIROSAWADA MATAHIKO
    • C08F14/26C08F2/22C08J5/04C08L27/18E04H15/54
    • PROBLEM TO BE SOLVED: To provide a polytetrafluoroethylene aqueous dispersion composition suitable as a material for a membranous material, to provide the polytetrafluoroethylene membranous material having excellent light transmittance and to provide a roofing material composed of the polytetrafluoroethylene membranous material.
      SOLUTION: The polytetrafluoroethylene aqueous dispersion composition is obtained by dispersing fluoropolymer particles composed of tetrafluoroethylene homopolymer and/or a modified polytetrafluoroethylene in an aqueous medium. The polytetrafluoroethylene aqueous dispersion composition is characterized in that α calculated from formula (Ia) α=10/ln(I
      0 /I) is ≥260 when the intensity of the incident light for the polytetrafluoroethylene membranous material without containing a substrate is I
      0 ; the intensity of transmitted light is I and the thickness of the membranous material is 10 μm.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供适合作为膜材料的聚四氟乙烯水分散体组合物,以提供具有优异透光性的聚四氟乙烯膜材料,并提供由聚四氟乙烯膜材料构成的屋顶材料。 解决方案:聚四氟乙烯水分散体组合物通过将由四氟乙烯均聚物和/或改性聚四氟乙烯构成的含氟聚合物颗粒分散在水性介质中而获得。 聚四氟乙烯水性分散体组合物的特征在于,当不具有聚四氟乙烯膜材料的入射光强度时,由式(Ia)α= 10 / ln(I 0 / SB> / I)计算的α≥260 含有基材是I 0 ; 透光强度为I,膜质的厚度为10μm。 版权所有(C)2006,JPO&NCIPI
    • 9. 发明专利
    • Method for forming fluorine-containing resin layer, fluorine-containing resin layer and article
    • 形成含氟树脂层,含氟树脂层和物品的方法
    • JP2003340369A
    • 2003-12-02
    • JP2002151988
    • 2002-05-27
    • Daikin Ind Ltdダイキン工業株式会社
    • NAKATANI YASUTOSHITOMIHASHI NOBUYUKIOGITA KOICHIRO
    • B05D7/24B32B27/30
    • PROBLEM TO BE SOLVED: To provide a method for covering an article in which a layer having excellent abrasion-resistance and non-adhesive property is formed from a fluorine-containing resin coating composition and a covered article manufactured by the covering method.
      SOLUTION: In the method for forming a fluorine-containing resin layer, the object to be coated is coated with the fluorine-containing resin coating composition comprising a fluorine-containing resin and after it is baked, a cooling treatment is carried out to form the fluorine-containing resin layer. A melt flow rate of the fluorine-containing resin measured making a load as 5 kgf at 340°C is 5-50 g/10 min. Tensile strength at 200°C of the fluorine- containing resin layer is 10 MPa or higher and tensile elongation at 200°C is 450% or higher.
      COPYRIGHT: (C)2004,JPO
    • 待解决的问题:提供一种覆盖由含氟树脂涂料组合物和通过覆盖方法制造的覆盖制品形成具有优异的耐磨性和非粘合性的层的制品的方法。 解决方案:在含氟树脂层的形成方法中,将被涂物涂布在含有含氟树脂的含氟树脂涂料组合物上,烘焙后进行冷却处理 以形成含氟树脂层。 在340℃下测定的负荷为5kgf的含氟树脂的熔体流动速率为5-50g / 10分钟。 含氟树脂层的200℃下的拉伸强度为10MPa以上,在200℃下的拉伸伸长率为450%以上。 版权所有(C)2004,JPO