会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 3. 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
    • 10. 发明申请
    • METHOD OF MANUFACTURING A FIBROUS MATERIAL PREIMPREGNATED WITH THERMOPLASTIC POLYMER USING AN AQUEOUS DISPERSION OF POLYMER
    • 使用聚合物的水分散体制备用热塑性聚合物预处理的纤维材料的方法
    • WO2015121584A2
    • 2015-08-20
    • PCT/FR2015050332
    • 2015-02-11
    • ARKEMA FRANCE
    • GAILLARD PATRICEHOCHSTETTER GILLESSAVART THIBAUT
    • B29B15/12B29C70/50B29K101/12
    • B29C70/504B29B15/12B29B15/125B29K2101/12B29K2105/08B29K2507/04B29L2007/007
    • The invention relates to a method of manufacturing a preimpregnated fibrous material comprising a fibrous material of continuous fibres and a thermoplastic polymer matrix, characterized in that said preimpregnated fibrous material is produced as a unidirectional single tape or a plurality of unidirectional parallel tapes and in that said method comprises the following steps: i) a step of impregnating said fibrous material while it is in the form of several parallel rovings, said impregnation step comprising: ia) immersing said fibrous material in a bath containing an aqueous dispersion (22) of said thermoplastic polymer, said immersion being followed by ib) a drying (25) of said fibrous material, then ii) a step of shaping said parallel rovings of said fibrous material impregnated according to step i) by calendering using at least one heated calender (51, 52, 53) into the form of a plurality of unidirectional parallel tapes using said heated calender comprising a plurality of calendering grooves (73), preferably up to 200 calendering grooves, according to the number of said tapes and with a pressure and/or separation between the rolls (71, 75) of said calender regulated by a control system.
    • 本发明涉及一种制造预浸渍纤维材料的方法,其包括连续纤维和热塑性聚合物基质的纤维材料,其特征在于,所述预浸渍纤维材料被制成单向单条带或多个单向平行带,并且所述 方法包括以下步骤:i)当所述纤维材料呈几个平行粗纱的形式时浸渍所述纤维材料的步骤,所述浸渍步骤包括:ia)将所述纤维材料浸入含有所述热塑性塑料的水分散体(22)的浴中 聚合物,所述浸渍之后是ib)所述纤维材料的干燥(25),然后ii)根据步骤i)浸渍的所述纤维材料的平行粗纱的成型步骤是通过使用至少一个加热的压延机(51, 52,53)形成多个单向平行带的形式,使用包括多个压延机的所述加热压延机 根据所述带的数量以及由控制系统调节的所述压延机的辊(71,75)之间的压力和/或间隔,优选地多达200个压延槽。