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    • 2. 发明专利
    • Method for producing functional polymer molded product
    • 生产功能性聚合物成型产品的方法
    • JP2008007661A
    • 2008-01-17
    • JP2006180586
    • 2006-06-30
    • Kuraray Co Ltd株式会社クラレ
    • KOBAYASHI NORIYOSHIZUSHI HIROYUKIENDOU RIYOUKEIWATABE SHUNICHIRO
    • C08J7/00C08K3/00C08L101/02D06M11/53
    • PROBLEM TO BE SOLVED: To provide a method for producing an inexpensive functional polymer molded product having excellent functions imparted thereto and good quality. SOLUTION: The method for producing the functional polymer molded product is carried out as follows. A compound (A) containing metal ions in the interior of the polymer molded product is reacted with a compound (B) reactive with the compound (A) to thereby finely disperse/produce micro-particles of a metal compound in the interior of the polymer molded product. In the method, the compound (A) containing the metal ions in the polymer molded product is impregnated in a bath in which the compound (B) is dissolved and the compound (A) is then reacted with the compound (B) in such a state as to be irradiated with ultrasonic waves. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种制备具有优异功能的廉价功能性聚合物成型体的方法和良好的质量。 解决方案:如下进行功能聚合物成型体的制造方法。 在聚合物成型体的内部含有金属离子的化合物(A)与与化合物(A)反应的化合物(B)反应,从而在聚合物内部微细分散/产生金属化合物的微粒子 成型产品。 在该方法中,将聚合物成型体中含有金属离子的化合物(A)浸渍在化合物(B)溶解的浴中,使化合物(A)与化合物(B)反应, 状态被用超声波照射。 版权所有(C)2008,JPO&INPIT
    • 3. 发明专利
    • Electroconductive fiber and method for producing the same
    • 电磁纤维及其制造方法
    • JP2007231483A
    • 2007-09-13
    • JP2006057183
    • 2006-03-03
    • Kuraray Co Ltd株式会社クラレ
    • WATABE SHUNICHIROOMAE YOSHINOBUKAMATA HIDEKIENDOU RIYOUKEI
    • D06M11/53D01F6/14D06M101/24
    • PROBLEM TO BE SOLVED: To provide an electroconductive fiber having practically sufficient mechanical characteristics, heat resistance and electroconductive performances in combination, formable into a fabric such as paper, a nonwoven fabric, a woven fabric or a knitted fabric and excellently usable for various applications including an electrostatic charging material, a destaticizing material, a brush, a sensor, an electromagnetic wave-shielding material and an electronic material and to provide a method for producing the electroconductive fiber. SOLUTION: The fiber is composed of a polyvinyl alcohol-based polymer having ≥88 mol% degree of saponification and 1,200-15,000 degree of average polymerization and has 1-50 mass% degree of swelling of the polyvinyl alcohol-based fiber. Copper sulfide is applied to the surface and contained in the interior of the polyvinyl alcohol-based fiber. The pickup and content thereof is ≥0.5 mass% based on the polyvinyl alcohol-based component. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了提供具有实际上足够的机械特性,耐热性和导电性能的导电纤维,可以形成诸如纸,无纺布,机织织物或针织织物的织物,并且非常适用于 包括静电充电材料,去静电材料,刷子,传感器,电磁波屏蔽材料和电子材料的各种应用,并且提供一种生产导电纤维的方法。 解决方案:该纤维由具有≥88mol%皂化度和1200-15000度平均聚合度的聚乙烯醇类聚合物组成,并且聚乙烯醇类纤维的溶胀度为1-50质量%。 硫化铜被施加到表面并且包含在聚乙烯醇基纤维的内部。 基于聚乙烯醇类成分,其拾取量和含量为≥0.5质量%。 版权所有(C)2007,JPO&INPIT
    • 4. 发明专利
    • Conductive polyvinyl alcohol-based fiber
    • 导电聚乙烯醇纤维
    • JP2007131977A
    • 2007-05-31
    • JP2005326790
    • 2005-11-11
    • Kuraray Co Ltd株式会社クラレ
    • ENDOU RIYOUKEIOMAE YOSHINOBUWATABE SHUNICHIRO
    • D06M11/53D01F6/50D03D15/00D06M101/24
    • PROBLEM TO BE SOLVED: To provide a PVA-based fiber which has practically sufficient mechanical characteristics, heat resistance and conductive performance, can be processed into a fabric such as paper, nonwoven fabric, woven fabric or knitted fabric, and is extremely useful for many uses including charging materials, discharging materials, brushes, sensors, electromagnetic shield materials, and electronic materials, and to provide a method for producing the same.
      SOLUTION: This conductive polyvinyl alcohol-based fiber is characterized in that the cross section of the fiber has a skin-core structure, wherein copper sulfide fine particles having an average particle diameter of ≤500 nm are finely dispersed in the core layer.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了提供具有实际上足够的机械特性,耐热性和导电性能的PVA类纤维,可以加工成诸如纸,无纺布,机织织物或针织物的织物,并且非常 可用于许多用途,包括充电材料,放电材料,电刷,传感器,电磁屏蔽材料和电子材料,并提供其制造方法。 解决方案:该导电性聚乙烯醇系纤维的特征在于,纤维的截面为皮芯结构,其中平均粒径≤500nm的硫化铜微粒细分散在芯层 。 版权所有(C)2007,JPO&INPIT
    • 5. 发明专利
    • Microwave absorber
    • 微波吸收器
    • JP2008277363A
    • 2008-11-13
    • JP2007116332
    • 2007-04-26
    • Kuraray Co Ltd株式会社クラレ
    • KOMIYA RYOTAKAWAKAMI KAZUHIROENDOU RIYOUKEIWATABE SHUNICHIRO
    • H05K9/00B32B15/14
    • PROBLEM TO BE SOLVED: To provide a microwave absorber enabling microwave absorption in a high-frequency band, particularly in microwaves and millimeter wave bands, which is required in the case of the use of a radio LAN in an office building, an ETC, an ITS, an RF-ID or the like and effectively usable as an electromagnetic-wave countermeasure member.
      SOLUTION: The microwave absorber is composed of the laminate of paper or a nonwoven fabric using conductive fibers as main fibers and a metallic reflecting plate. The volume specific resistance value of the conductive fibers is 1×10
      3 to 1×10
      -2 Ωcm, and the ratio (d/λ) of the wavelength (λ) to the thickness (d) of an electromagnetic wave to be absorbed is 0.15 or smaller.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种能够在办公楼中使用无线电LAN的情况下需要的高频带,特别是微波和毫米波段中的微波吸收的微波吸收体, ETC,ITS,RF-ID等,并且可有效地用作电磁波对抗部件。 解决方案:微波吸收器由纸或使用导电纤维作为主纤维的非织造织物和金属反射板组成。 导电纤维的体积比电阻值为1×10 3×1×10 -2 Ωcm,波长(λ)的比(d /λ) 要被吸收的电磁波的厚度(d)为0.15以下。 版权所有(C)2009,JPO&INPIT
    • 8. 发明专利
    • Electroconductive polyvinyl alcohol-based fiber
    • 电极聚乙烯醇基纤维
    • JP2007239144A
    • 2007-09-20
    • JP2006063581
    • 2006-03-09
    • Kuraray Co Ltd株式会社クラレ
    • ENDOU RIYOUKEIWATABE SHUNICHIROHARA TETSUYAOMAE YOSHINOBUKAMATA HIDEKI
    • D06M11/53D01F6/14D06M11/65D06M101/24
    • PROBLEM TO BE SOLVED: To provide a polyvinyl alcohol-based fiber having all of practically sufficient mechanical characteristics, heat resistance and electroconductive performance, applicable to fabrics such as paper, a nonwoven fabric, a woven fabric and a knit fabric and much useful for several uses such as a charging material, a discharging material, a brush, a sensor, an electromagnetic wave shielding material and an electronic material, and to provide a method for producing the fiber.
      SOLUTION: The polyvinyl alcohol-based fiber comprises a polyvinyl alcohol-based polymer, and copper sulfide nanoparticulates finely dispersed in the polymer and having ≤100 nm average particle diameter, wherein the polyvinyl alcohol-based fiber has continuous convex parts continuing in the fiber axis direction and continuous recessed parts continuing in the fiber axis direction, on the fiber surface by turns.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种具有实际上足够的机械特性,耐热性和导电性能的聚乙烯醇系纤维,适用于纸,无纺布,机织织物和针织织物等织物, 可用于诸如充电材料,放电材料,刷子,传感器,电磁波屏蔽材料和电子材料的几种用途,并且提供一种生产该纤维的方法。 聚乙烯醇类纤维包含聚乙烯醇类聚合物和精细分散在聚合物中并具有≤100nm平均粒径的硫化铜纳米颗粒,其中聚乙烯醇基纤维具有持续的连续凸起部分 纤维轴方向和连续的凹部在纤维轴方向上依次在纤维表面上。 版权所有(C)2007,JPO&INPIT
    • 9. 发明专利
    • Conductive polyvinyl alcohol-based fiber
    • 导电聚乙烯醇纤维
    • JP2007119950A
    • 2007-05-17
    • JP2005313778
    • 2005-10-28
    • Kuraray Co Ltd株式会社クラレ
    • OMAE YOSHINOBUWATABE SHUNICHIROKAMATA HIDEKIENDOU RIYOUKEI
    • D06M11/53D01F6/50G03G15/02
    • PROBLEM TO BE SOLVED: To obtain a polyvinyl alcohol-based fiber that has practically sufficient mechanical properties, heat resistance and conductive performance, is made into paper or a fabric such as nonwoven fabric, woven fabric, knitted fabric and extremely useful for various uses including charging material, discharging material, brush, sensor, electromagnetic wave shielding material, electronic material, etc., and to provide a method for producing the same.
      SOLUTION: The conductive polyvinyl alcohol fiber is obtained by dispersing copper sulfide fine particle having ≤50 nm average particle diameter in an area from the fiber surface layer part to 150 nm depth.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题为了获得具有实际上足够的机械性能,耐热性和导电性能的聚乙烯醇类纤维,被制成纸或织物如无纺布,机织织物,针织物,并且非常适用于 各种用途,包括充电材料,放电材料,刷子,传感器,电磁波屏蔽材料,电子材料等,并提供其制造方法。 解决方案:导电性聚乙烯醇纤维通过在从纤维表面层部分到150nm深度的区域中分散平均粒径≤50nm的硫化铜微粒而得到。 版权所有(C)2007,JPO&INPIT
    • 10. 发明专利
    • Flame-retardant fabric and protective clothing using the same
    • 使用相同的阻燃织物和保护性衣物
    • JP2012036511A
    • 2012-02-23
    • JP2010175190
    • 2010-08-04
    • Kuraray Co Ltd株式会社クラレ
    • URYU MASASHIENDOU RIYOUKEI
    • D03D15/00A41D13/00D01F6/74D03D15/12
    • PROBLEM TO BE SOLVED: To provide a flame-retardant fabric excellent in heat and flame resistances, a low fuming property, dyeability, durability, comfortability, and environmental compatibility, and protective clothing comprising the fabric.SOLUTION: A flame-retardant fabric includes spun yarn that is composed of polyether imide based fibers having a specific repeating structural unit and heat resistant fibers substantially containing no halogen in a blend ratio (weight ratio) of 90/10 to 50/50, and meets all the following requirements. (1) the limited oxygen index (LOI) value is 28 or more measured according to a test method defined by JIS L1091; (2) the color fastness is level three or more measured according to a test method defined by JIS L0842; (3) the smoking index is 50 or less measured according to a test method defined by ASTM E662; and (4) the tensile strength is 500 N/5 cm or more measured according to a test method defined by JIS L1096.
    • 要解决的问题:提供耐热性,阻燃性,发烟性,染色性,耐久性,舒适性和环境相容性优异的阻燃性织物和包含织物的防护服。 解决方案:阻燃织物包括由具有特定重复结构单元的聚醚酰亚胺基纤维和基本上不含卤素的耐热纤维以重量比(重量比)为90/10〜50 / 50,符合以下所有要求。 (1)根据JIS L1091规定的试验方法测定有限氧指数(LOI)值为28以上; (2)根据JIS L0842规定的试验方法测定色牢度为三级以上; (3)根据ASTM E662规定的试验方法测定吸烟指数为50以下; 和(4)根据JIS L1096规定的试验方法测定拉伸强度为500N / 5cm以上。 版权所有(C)2012,JPO&INPIT