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    • 1. 发明专利
    • Method for manufacturing activated carbon
    • 制造活性炭的方法
    • JP2014091653A
    • 2014-05-19
    • JP2012243598
    • 2012-11-05
    • Nankai Kogyo Kk南開工業株式会社
    • NAGATA MASATAKAHARA YOSHIOENDO SHINICHIKOSEKI MASATAKE
    • C01B32/336
    • PROBLEM TO BE SOLVED: To provide a method capable of stably manufacturing activated carbon having a large BET specific surface area.SOLUTION: The targeted activated carbon is manufactured by activating, in the presence of steam and an inert gas, a carbide manufactured by a method where a mass or powder of cellulose acetate is housed within a container having an open upper plane, where the mass or powder of cellulose acetate housed within the container is heated and melted while the container is being conveyed horizontally within a continuous heating furnace so as to provide a viscous liquid, and where the viscous liquid is heated and fired while scatters of droplets consisting of an acetic acid vapor generated as a result of the pyrolysis of the viscous liquid and the viscous liquid accompanying the acetic acid vapor out of the container are inhibited.
    • 要解决的问题:提供能够稳定地制造具有大的BET比表面积的活性炭的方法。解决方案:目标活性炭是通过在蒸气和惰性气体存在下,通过方法 其中将乙酸纤维素的质量或粉末容纳在具有开放的上平面的容器内,其中容纳在容器内的纤维素乙酸酯的质量或粉末在连续加热炉内被水平地输送的同时被加热和熔化,从而 提供粘性液体,并且其中粘性液体被加热和燃烧,同时由于粘稠液体的热解而产生的由乙酸蒸气组成的液滴和伴随着乙酸蒸汽的粘性液体从容器中排出的液滴被抑制 。
    • 2. 发明专利
    • Method for producing active carbon
    • 生产活性炭的方法
    • JP2014084262A
    • 2014-05-12
    • JP2012235846
    • 2012-10-25
    • Nankai Kogyo Kk南開工業株式会社
    • NAGATA MASATAKAHARA YOSHIOOKI YASUNORI
    • C01B32/336H01G11/22
    • PROBLEM TO BE SOLVED: To provide a method for producing active carbon having a low metal content by activating granular carbide of cellulose acetate.SOLUTION: Regarding the method for producing active carbon, in an external heat type rotary kiln including: a heat resistant cylindrical body 13; hoods 14, 15 on both the edge parts thereof; a feed port 16 for the granular carbide of cellulose acerate provided at the hood 14; and an exhaust passage 17 for the activation-treated granular carbide provided at the hood 15, the granular carbide fed to the heat resistant cylindrical body via the feed port are heated in the presence of an activation gas so as to be activated, and are then exhausted via the exhaust passage, the activation is performed using water vapor as the activation gas and also using the heat resistant cylindrical body 13 in which at least the inside surface is formed from a ceramic material, and the exhaust of the granular carbide is performed using the hood 15 in which at least the exhaust passage and the surface region including the surrounding of the exhaust port are formed from a ceramic material.
    • 要解决的问题:提供一种通过活化乙酸纤维素的颗粒碳酸盐来生产具有低金属含量的活性炭的方法。解决方案:关于生产活性炭的方法,在外热式回转窑中,包括:耐热圆柱体 13; 罩14,15在其边缘部分上; 用于设置在罩14处的纤维素纤维素的颗粒碳化物的进料口16; 以及设置在发动机罩15处的活化处理过的颗粒状碳化物的排气通道17,经由进料口供入耐热圆筒体的粒状碳化物在活化气体的存在下被加热以便被活化 通过排气通道排出,使用水蒸气作为活化气体进行活化,并且还使用至少内表面由陶瓷材料形成的耐热圆筒体13,并且使用 其中至少排气通道和包括排气口周围的表面区域的罩15由陶瓷材料形成。
    • 3. 发明专利
    • 非水電解液二次電池用の炭素質電極材料
    • 用于非水电解质二次电池的碳质电极材料
    • JP2014199760A
    • 2014-10-23
    • JP2013074686
    • 2013-03-29
    • 南開工業株式会社Nankai Kogyo Kk
    • NAGATA MASATAKAHARA YOSHIOENDO SHINICHIKOSEKI MASATAKEITO TOSHIHISA
    • H01M4/587
    • 【課題】不純物の混入が少なく、不純物の除去工程を特には必要としないで製造することができる非水電解液二次電池用の炭素質電極材料を提供する。【解決手段】上面が開口した容器に収容した酢酸セルロースの塊状物もしくは粉末を加熱溶融させることにより粘性液体とし、次いでこの粘性液体の加熱を続けることにより粘性液体を加熱分解させて、酢酸蒸気を生成させ、かつ炭化する炭化工程、但し、該炭化工程における加熱は粘性液体が酢酸蒸気に随伴して容器の外部に飛散しないようにして実施する、そして炭化工程で得られた炭化物を不活性ガス雰囲気下もしくは減圧下にて800〜2000℃の温度で加熱する熱処理工程を含む方法により製造された非水電解液二次電池用炭素質電極材料。【選択図】なし
    • 要解决的问题:提供一种非水电解质二次电池的碳质电极材料,其特征在于其中杂质的掺入较少,并且可以在不需要杂质去除工艺的情况下制造。解决方案:用于非水电解质的碳质电极材料 二次电池通过包括碳化步骤的方法制造,该碳化步骤用于加热和熔化容纳在具有敞开的上表面的容器中的纤维素乙酸盐的大量物质或粉末,以产生粘性液体,然后连续加热粘稠液体以产生乙酸 酸蒸汽通过热分解和碳化。 执行碳化步骤中的加热,使得粘稠液体不被乙酸蒸气夹带并散布到容器的外部。 该制造方法还包括在惰性气体气氛或减压下,在800-2000℃的温度下加热在碳化步骤中获得的碳化物的热处理步骤。
    • 4. 发明专利
    • Activated carbon and method for producing the same
    • 活性炭及其制备方法
    • JP2013249234A
    • 2013-12-12
    • JP2012126107
    • 2012-06-01
    • Nankai Kogyo Kk南開工業株式会社
    • NAGATA MASATAKAENDO SHINICHIHARA YOSHIO
    • C01B32/336H01G11/22
    • Y02E60/13
    • PROBLEM TO BE SOLVED: To provide a method capable of producing activated carbon having a large BET specific area, a large fine powder diameter, and a large volume of mesopore using cellulose acetate as a raw material.SOLUTION: A method for producing activated carbon includes a carbonizing step heating cellulose acetate at temperature of 250 to 350°C to melt the cellulose acetate and then carbonizing the same, an acetic acid removing step vaporizing and removing the acetic acid component remaining in the carbonized substance by heating the carbonized substance obtained in the carbonizing step at temperature of 380 to 700°C, and an activating step activating the carbonized substance from which the acetic acid is removed in an acetic acid removing step.
    • 要解决的问题:提供一种能够生产具有大的BET比表面积,大的细粉末直径和使用乙酸纤维素作为原料的大体积的中孔的活性炭的方法。解决方案:一种生产活性炭的方法包括 碳化步骤,在250-350℃的温度下加热乙酸纤维素,使乙酸纤维素熔化,然后碳酸化,除去乙酸的步骤,通过加热碳酸化物质中所得到的碳化物,蒸发除去残留在碳化物质中的乙酸成分 在380-700℃的温度下进行碳化步骤,以及在乙酸除去步骤中活化除去乙酸的碳化物质的活化步骤。
    • 6. 发明专利
    • Activating device for granular carbide of cellulose acetate
    • 醋酸纤维素颗粒碳酸酯活化装置
    • JP2014084261A
    • 2014-05-12
    • JP2012235845
    • 2012-10-25
    • Nankai Kogyo Kk南開工業株式会社Takasago Ind Co Ltd高砂工業株式会社
    • NAGATA MASATAKAHARA YOSHIOOKI YASUNORIKATO FUMIHIKOYAMAMOTO MASAYASUZUKI KAZUHIDE
    • C01B32/336
    • PROBLEM TO BE SOLVED: To provide an activating device for granular carbide of cellulose acetate for obtaining active carbon with a low metal content capable of being utilized as the electrode substance of a capacitor even without performing complicated cleaning by activating the granular carbide of cellulose acetate.SOLUTION: The activation apparatus being an external heat type rotary kiln comprising: a heat resistant cylindrical body 13 for activating the granular carbide of cellulose acetate to obtain activated carbon; hoods 14, 15 respectively provided at both the edge parts thereof and rotatably supporting the heat resistant cylindrical body; a feed port 16 for the granular carbide 11 of the cellulose acetate provided at either hood 17 for the granular carbide 12 provided at the other hood and subjected to activation treatment; and an activation gas feed port 18 provided at either hood. At least the inside surface of the heat resistant cylindrical body 13 is formed from a ceramics material, and also, at least the exhaust passage 17 for the granular carbide subjected to activation treatment and a surface region including the circumference of the exhaust port 17a are formed from a ceramic material.
    • 要解决的问题:提供一种用于获得能够用作电容器的电极物质的低金属含量的活性炭的醋酸纤维素颗粒碳化物的活化装置,即使不通过活化乙酸纤维素的颗粒状碳化物进行复杂的清洁。 解决方案:活化装置是一种外加热式回转窑,其特征在于包括:一耐热圆筒体13,用于活化乙酸纤维素的颗粒碳化物以获得活性炭; 分别设置在其两个边缘部分并可旋转地支撑耐热圆柱体的罩14,15; 用于设置在另一罩处并进行活化处理的粒状碳化物12的任一罩17处的乙酸纤维素的碳化物11的进料口16; 以及设置在任一罩处的活化气体供给口18。 至少耐热圆筒体13的内表面由陶瓷材料形成,并且至少形成了经过活化处理的粒状碳化物的排气通道17和包括排气口17a的周边的表面区域 从陶瓷材料。