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    • 1. 发明专利
    • Method of producing carbon nanotube using renewable raw material
    • 使用可再生原料生产碳纳米管的方法
    • JP2008255006A
    • 2008-10-23
    • JP2008099647
    • 2008-04-07
    • Arkema Franceアルケマ フランス
    • BORDERE SERGECOCHARD DANIELDUTILH ERICGAILLARD PATRICELOZOWSKI ANDREPLEE DOMINIQUE
    • C01B31/02B01J23/745C10J1/213
    • B82Y40/00B82Y30/00C01B32/162
    • PROBLEM TO BE SOLVED: To provide a method of producing carbon nanotubes using renewable raw materials. SOLUTION: The method of producing carbon nanotubes comprising the following stages: (a) the synthesis of alcohol by fermentation of at least one vegetable material and the purification of the product obtained, (b) the dehydration of the alcohol obtained in (a) in order to produce, in a first reactor 3, a mixture of an alkene and water and optionally the purification of the product obtained, (c) the introduction in a second reactor 7, in particular the introduction into a fluidized bed, of a powdery catalyst at a temperature ranging from 450 to 850°C, this catalyst comprising at least one catalytic metal supported by an inert solid substrate, the grains of catalyst having a d50 of less than 300 μm, (d) bringing the alkene produced in (b) into contact with the powdery catalyst of stage (c), optionally in a fluidized bed, in order to form carbon nanotubes and hydrogen on the surface of the catalyst by catalytic decomposition of the alkene, and (e) the recovery of the carbon nanotubes produced in (d). COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供使用可再生原料生产碳纳米管的方法。 解决方案:制备碳纳米管的方法包括以下步骤:(a)通过至少一种植物材料的发酵合成醇并纯化所获得的产物,(b)将( a)为了在第一反应器3中生产烯烃和水的混合物,并任选地纯化得到的产物,(c)在第二反应器7中引入,特别是引入流化床, 在450〜850℃的温度范围内的粉末状催化剂,该催化剂含有至少一种由惰性固体基质担载的催化剂金属,催化剂颗粒的d50小于300μm,(d)将生成的烯烃 (b)任选地在流化床中与阶段(c)的粉末状催化剂接触,以便通过催化分解烯烃在催化剂的表面上形成碳纳米管和氢,和(e)回收 碳纳米管 在(d)中生产。 版权所有(C)2009,JPO&INPIT
    • 2. 发明申请
    • METHOD FOR PREPARING AN AQUEOUS SUSPENSION OF CARBON NANOTUBES AND SUSPENSION THUS OBTAINED
    • 制备碳纳米管的悬浮悬浮液和获得的悬浮液的方法
    • WO2008145911A3
    • 2009-09-24
    • PCT/FR2008050697
    • 2008-04-18
    • ARKEMA FRANCEPLEE DOMINIQUE
    • PLEE DOMINIQUE
    • C01B31/02
    • B82Y40/00B82Y30/00C01B32/162C01B32/17C01B32/174C01B2202/28C01B2202/34C01B2202/36H01L2924/0002H01L2924/00
    • The invention relates to a method for preparing an aqueous suspension of carbon nanotubes, that comprises: contacting in an aqueous medium said nanotubes with at least one dispersant comprising a copolymer including at least one anionic hydrophile monomer and at least one monomer containing at least one aromatic group substituted by at least one chain containing one or more oxygen atoms, said chain linking the aromatic group to the unsaturated or cyclic chain of the monomer capable of opening during the formation of the copolymer, the weight ratio between the dispersant and the carbon nanotubes ranging from 0.6:1 to 1.9:1; and mechanically processing the mixture thus obtained using ultrasounds or a rotor-stator system or by passing it in a bead or ball grinder, the invention also relates to the suspension thus obtained and to the uses thereof.
    • 本发明涉及一种制备碳纳米管水性悬浮液的方法,其包括:在含水介质中使所述纳米管与至少一种包含至少一种阴离子亲水单体的共聚物和至少一种含有至少一个芳族的单体的分散剂接触 由至少一个含有一个或多个氧原子的链取代的基团,所述链将芳族基团连接到在共聚物形成期间能够开启的单体的不饱和或环状链,分散剂和碳纳米管之间的重量比范围 从0.6:1至1.9:1; 并使用超声波或转子 - 定子系统机械处理由此获得的混合物,或通过将其通过珠粒或球磨机,本发明还涉及由此获得的悬浮液及其用途。
    • 7. 发明申请
    • METHOD FOR PREPARING AN AQUEOUS SUSPENSION OF CARBON NANOTUBES AND SUSPENSION THUS OBTAINED
    • 制备碳纳米管水悬浮液的方法和由此获得的悬浮液
    • WO2008145911A8
    • 2009-12-03
    • PCT/FR2008050697
    • 2008-04-18
    • ARKEMA FRANCEPLEE DOMINIQUE
    • PLEE DOMINIQUE
    • C01B31/02
    • B82Y40/00B82Y30/00C01B32/162C01B32/17C01B32/174C01B2202/28C01B2202/34C01B2202/36H01L2924/0002H01L2924/00
    • The invention relates to a method for preparing an aqueous suspension of carbon nanotubes, that comprises: contacting in an aqueous medium said nanotubes with at least one dispersant comprising a copolymer including at least one anionic hydrophile monomer and at least one monomer containing at least one aromatic group substituted by at least one chain containing one or more oxygen atoms, said chain linking the aromatic group to the unsaturated or cyclic chain of the monomer capable of opening during the formation of the copolymer, the weight ratio between the dispersant and the carbon nanotubes ranging from 0.6:1 to 1.9:1; and mechanically processing the mixture thus obtained using ultrasounds or a rotor-stator system or by passing it in a bead or ball grinder, the invention also relates to the suspension thus obtained and to the uses thereof.
    • 本发明涉及制备碳纳米管水悬浮液的方法,该方法包括:使水性介质中的所述纳米管与至少一种分散剂接触,所述分散剂包含含有至少一种阴离子亲水单体和至少一种含有至少一种芳香族 被至少一个含有一个或多个氧原子的链取代的基团,所述链将芳族基团连接到在形成共聚物期间能够打开的单体的不饱和或环状链,分散剂和碳纳米管之间的重量比在 从0.6:1到1.9:1; 并使用超声波或转子 - 定子系统机械处理由此获得的混合物,或者通过使其通过珠粒或球磨机,本发明还涉及由此获得的悬浮液及其用途。