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    • 3. 发明专利
    • Oil level gauge for automobile
    • 汽油机油位计
    • JP2013195234A
    • 2013-09-30
    • JP2012062606
    • 2012-03-19
    • Daikin Ind Ltdダイキン工業株式会社
    • YANAGIGUCHI TOMIHIKOMASUDA HARUHISANAKANO YASUHIROKITAHARA TAKAHIRO
    • G01F23/04F01M11/12
    • PROBLEM TO BE SOLVED: To provide an oil level gauge for an automobile, configured to prevent an O-ring from being fixed to an oil level gauge guide.SOLUTION: An oil level gauge 11 for an automobile includes: a level gauge body having an oil level detection part 18 immersed in an oil reservoir of an internal combustion engine of the automobile to measure an oil level; a grip part 13 formed in an upper part of the level gauge body; and an O-ring 17 equipped in the level gauge body to be fitted into an oil level gauge guide for sealing oil. The O-ring is formed of a composition containing fluorine-containing rubber and fluorine-containing resin, and the fluorine-containing resin is crystallized on a surface of the O-ring. The fluorine-containing resin is copolymer containing a polymerization unit based on tetrafluoroethylene and a polymerization unit based on hexafluoropropylene.
    • 要解决的问题:提供一种用于汽车的油位计,其构造成防止O形环固定在油位计导向件上。解决方案:一种用于汽车的油位计11包括:液位计本体,具有 油位检测部18浸入汽车的内燃机的储油器中,以测量油位; 形成在液位计本体的上部的把持部13; 以及配备在液位计主体中的O形环17,以装配到用于密封油的油位计引导件中。 O形环由含有氟橡胶和含氟树脂的组合物形成,并且含氟树脂在O形环的表面上结晶。 含氟树脂是含有基于四氟乙烯的聚合单元和基于六氟丙烯的聚合单元的共聚物。
    • 4. 发明专利
    • Partial crystalline fluororesin and layered product
    • 部分晶体荧光素和层状产品
    • JP2010095575A
    • 2010-04-30
    • JP2008265658
    • 2008-10-14
    • Daikin Ind Ltdダイキン工業株式会社
    • KITAHARA TAKAHIROINABA TSUYOSHIKOMORI SEIJI
    • C08F214/26B32B1/02B32B27/30B60K15/03F16L11/04
    • Y02A30/40
    • PROBLEM TO BE SOLVED: To provide a partial crystalline fluororesin with a low melting point, excellent adhesion property with the other material and a small fuel permeation speed.
      SOLUTION: The partial crystalline fluororesin contains 80-95 mol% of a tetrafluoroethylene unit, 5-20 mol% of a repetition unit derived from an ethylenically unsaturated monomer represented by general formula (1): CF
      2 =CF-Rf
      1 (wherein Rf
      1 represents -CF
      3 or -ORf
      2 , and Rf
      2 represents a 1-5C perfluoroalkyl group), and 0-5 mol% of an ethylenically unsaturated monomer unit as an optional component other than the tetrafluoroethylene unit and the repetition unit derived from the ethylenically unsaturated monomer represented by general formula (1). The fluororesin has at least one adhesion functional group selected from the group consisting of a carbonyl group, an amino group, an oxazolyl group, a glycidyl group, an epoxy group and a hydroxyl group.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供具有低熔点的部分结晶氟树脂,与其他材料的优异的粘合性能和较小的燃料渗透速度。 解决方案:部分结晶氟树脂含有80-95摩尔%的四氟乙烯单元,5-20摩尔%的由通式(1)表示的烯属不饱和单体衍生的重复单元:CF 2 < SB> = CF-Rf 1 (其中Rf 1 表示-CF 3 SB 3或-OR f SP 3,并且Rf &lt; SP&gt; 2&lt; SP&gt;表示1-5C全氟烷基),0-5mol%作为除四氟乙烯单元以外的任意成分的烯键式不饱和单体单元和由烯键式不饱和单体衍生的重复单元 通式(1)。 氟树脂具有至少一个选自羰基,氨基,恶唑基,缩水甘油基,环氧基和羟基的粘合官能团。 版权所有(C)2010,JPO&INPIT
    • 8. 发明专利
    • Method for manufacturing perhalopolymer
    • 制备PERHALOPOLYMER的方法
    • JP2006312736A
    • 2006-11-16
    • JP2006106575
    • 2006-04-07
    • Daikin Ind Ltdダイキン工業株式会社
    • SATO EMIKITAHARA TAKAHIROSHIMIZU TETSUO
    • C08F4/00C08F14/18
    • PROBLEM TO BE SOLVED: To provide a preparation process of a perhalopolymer, in which a perhalopolymer having a heat-stable structure can be easily manufactured. SOLUTION: The method for manufacturing a perhalopolymer comprises polymerization of perhalomonomers in a reaction medium consisting of perhalocarbons and/or water. The above polymerization of the perhalopolymer is carried out in the presence of a very stable perfluoroalkyl radical represented by formula (I), [(CF 3 ) 2 CF][(CF 3 )CY 1 Y 2 ]Ra-CF(CF 3 )Y 3 . In formula (I), Ra represents a carbon atom having one unpaired electron, Y 1 , Y 2 and Y 3 can be either the same or different and represent F or Rf, and Rf represents a straight chain or a branched 1-16C perfluoroalkyl group. The above perhalocarbon is inactive with the above perhalomonomer and with the above very stable perfluoroalkyl radical and has the carbon number of 1-16. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种其中可以容易地制造具有热稳定结构的全卤代聚合物的全卤代聚合物的制备方法。 解决方案:制备全卤代聚合物的方法包括在由全卤代烃和/或水组成的反应介质中的全卤单体的聚合。 所述全卤代聚合物的上述聚合是在由式(I),[(CF 3 SB 3)SB 2 CF 2](CF(CF 3))表示的非常稳定的全氟烷基存在下进行的 3 )CY 1 ý 2 1 RA-CF(CF 3 )Y 3 。 在式(I)中,Ra表示具有一个不成对电子,Y 1 ,Y 2 和Y 3 的碳原子可以相同 或不同,表示F或Rf,Rf表示直链或支链1-16C全氟烷基。 上述全卤代烃与上述全卤代单体和上述非常稳定的全氟烷基无活性并且具有1-16的碳数。 版权所有(C)2007,JPO&INPIT
    • 9. 发明专利
    • Tetrafluoroethylene copolymer
    • 四氢氟乙烯共聚物
    • JP2006111885A
    • 2006-04-27
    • JP2005315677
    • 2005-10-31
    • Daikin Ind Ltdダイキン工業株式会社
    • KITAHARA TAKAHIROASANO KOZOISHIWARI KAZUOTOHATA YOSHIHIDEHIGUCHI TATSUYA
    • C08F214/26C08J5/18
    • PROBLEM TO BE SOLVED: To provide a fluororesin capable of being firmly adhered directly to other materials such as general purpose resins, while maintaining characteristics such as chemical resistance, molded at a lower temperature than conventional fluororesins, and thus heat bonded or co-extruded with general purpose resins having low heat resistance.
      SOLUTION: The tetrafluoroethylene copolymer comprises 30 to 81 mole% of tetrafluoroethylene and a 70 to 19 mole% of at least one other monomer, and has terminal carbonates at polymer chain ends, and a melt flow rate of 0.1 to 100 g/10 min (200°C, 5 kg load), and a melting point of 90 to 200°C.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供能够直接牢固地粘附到其它材料如通用树脂上的氟树脂,同时保持比常规氟树脂低的温度下成型的耐化学性等特性,因此加热粘合或共混 - 具有低耐热性的通用树脂。 解决方案:四氟乙烯共聚物包含30至81摩尔%的四氟乙烯和70至19摩尔%的至少一种其它单体,并且在聚合物链端具有末端碳酸酯,熔体流动速率为0.1至100g / 10分钟(200℃,5kg负荷),熔点90〜200℃。 版权所有(C)2006,JPO&NCIPI