Apparatus and process for vacuum sublimation
    3.
    发明申请
    Apparatus and process for vacuum sublimation 审中-公开
    真空升华装置和工艺

    公开(公告)号:US20080044327A1

    公开(公告)日:2008-02-21

    申请号:US11907548

    申请日:2007-10-15

    IPC分类号: B01B1/00

    CPC分类号: B01D7/00

    摘要: A vertical and a horizontal vacuum sublimation apparatus with high efficiency and processes thereof are provided, especially for the materials having high melting point and low vapor pressure. The vertical sublimation purification apparatus comprises a sublimation channel body, a material rack, a heating evaporation device, a condensation device, an incubating device and a product scratching device. The horizontal sublimation purification apparatus comprises a sublimation channel body, a material carrier, a heating evaporation device and two end pipes. The apparatuses of the present invention can be applied on high purity chemicals from mass production, and are capable of sublimating and purifying OLED illumination layer materials including ALq3, NPB and CuPc, which have high melting temperature and low vapor pressure.

    摘要翻译: 提供了一种高效率的垂直和水平真空升华装置及其工艺,特别是对于具有高熔点和低蒸气压的材料。 垂直升华净化装置包括升华通道体,材料架,加热蒸发装置,冷凝装置,孵育装置和产品刮擦装置。 水平升华净化装置包括升华通道体,材料载体,加热蒸发装置和两个端部管。 本发明的装置可以应用于批量生产的高纯度化学品,并且能够升华和净化具有高熔点和低熔点的ALQ 3 N,NPB和CuPc的OLED照明层材料 蒸汽压力。

    Method for fabricating a high specific surface area mesoporous alumina
    4.
    发明申请
    Method for fabricating a high specific surface area mesoporous alumina 有权
    高比表面积中孔氧化铝的制造方法

    公开(公告)号:US20060116527A1

    公开(公告)日:2006-06-01

    申请号:US11242836

    申请日:2005-10-05

    IPC分类号: C01F7/36 C07C69/34

    摘要: A method for fabricating a high specific surface area mesoporous alumina is disclosed, which includes the following steps: (a) providing a water solution containing an aluminum salt and a fluoro-surfactant; (b) adding concentrated hydrochloric acid to adjust the PH value of the solution to about 6.0 to 8.0; (c) aging the solution at 70° C. to 110° C. for 12 to 20 hours; (d) washing the precipitate with water; (e) washing the precipitate with an organic solvent; (f) drying the precipitate; and (g) sintering the precipitate in a furnace of 500° C. to 1000° C.

    摘要翻译: 公开了一种制造高比表面积中孔氧化铝的方法,其包括以下步骤:(a)提供含有铝盐和氟表面活性剂的水溶液; (b)加入浓盐酸将溶液的PH值调节至6.0〜8.0左右; (c)将溶液在70℃至110℃下老化12至20小时; (d)用水洗涤沉淀物; (e)用有机溶剂洗涤沉淀; (f)干燥沉淀物; 和(g)在500℃至1000℃的炉中烧结沉淀物