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    • 31. 发明申请
    • CATALYST FOR CATALYTIC CRACKING OF HYDROCARBON, WHICH IS USED IN PRODUCTION OF LIGHT OLEFIN AND PRODUCTION METHOD THEREOF
    • 用于生产光油的烃类催化裂化催化剂及其生产方法
    • US20110039688A1
    • 2011-02-17
    • US12735647
    • 2009-02-05
    • Sun Choi
    • Sun Choi
    • B01J29/04B01J29/40B01J29/65B01J29/18B01J29/70B01J29/08B01J29/60B01J37/08B01J37/04
    • B01J29/48B01J29/076B01J37/0045B01J37/28B01J2229/186B01J2229/20B01J2229/42C10G11/05C10G2300/301C10G2400/20
    • (The present invention relates to a catalyst used in the production of light olefin through catalytic cracking of naphtha in a severe condition of high temperatures and high humidity. More particularly, this invention relates to a catalyst for catalytic cracking of hydrocarbon, which is used in production of light olefin and a production method thereof, wherein the catalyst is prepared by spray-drying and firing slurry mixed so that 0.01-5.0 wt % of MnO: and 1-15 wt % of P2O5 are simultaneously supported on zeolite, clay and inorganic oxides. The disclosed catalyst not only improves hydrothermal stability of a spherical catalyst which is obtained by modifying zeolite and inorganic oxides with manganese and phosphorus simultaneously, but also protects acid sites of the zeolite. Thus, the light olefin can be obtained at a high yield in catalytic cracking of hydrocarbon of C4 or more such as naphtha. In addition, mass production is enabled and economical efficiency is increased through a simple production method of the catalyst.
    • (本发明涉及用于通过在高温高湿条件下的石脑油的催化裂化生产轻质烯烃的催化剂,更具体地说,本发明涉及用于烃类催化裂化的催化剂,其用于 轻质烯烃的制造及其制造方法,其中,通过喷雾干燥和烧结混合的浆料制备催化剂,使0.01-5.0重量%的MnO:和1-15重量%的P 2 O 5同时负载在沸石,粘土和无机物上 所公开的催化剂不仅改善了通过同时用锰和磷改性沸石和无机氧化物而且还保护沸石的酸性位点而获得的球形催化剂的水热稳定性,因此可以高产率获得轻质烯烃 在C4或更多的烃类如石脑油的催化裂化中,此外,通过a可以批量生产并提高经济效率 简单的催化剂生产方法。
    • 38. 发明授权
    • Backlight unit
    • 背光单元
    • US08672529B2
    • 2014-03-18
    • US13118972
    • 2011-05-31
    • Sun ChoiGeun Young KimJung Hun LeeJong Jin Park
    • Sun ChoiGeun Young KimJung Hun LeeJong Jin Park
    • F21V7/04
    • G02B6/0085G02B6/0073G02B6/0078G02B6/009
    • There is provided a backlight unit. The backlight unit includes a light guiding plate, a light source module including a substrate provided with a circuit wiring and a plurality of light emitting diode (LED) blocks each including one or more LED mounted on the substrate to be positioned vertically with respect to the substrate, the one or more LED being disposed to face a side surface of the light guiding plate, a bottom chassis including a base and a sidewall upwardly extending from a circumference of the base, and accommodating the light source module and the light guiding plate in such a manner that the one or more LED is disposed to be adjacent to the sidewall, and a driving unit controlling a current signal applied to each of the plurality of LED blocks to thereby control brightness for each LED block.
    • 提供背光单元。 背光单元包括导光板,光源模块,其包括设置有电路布线的基板和多个发光二极管(LED)块,每个发光二极管(LED)块包括安装在基板上的一个或多个LED,以相对于 基板,所述一个或多个LED被设置为面对所述导光板的侧表面,底架,包括基部和从所述基座的圆周向上延伸的侧壁,并且将所述光源模块和所述导光板容纳在 一个或多个LED被设置为与侧壁相邻的方式,以及驱动单元,其控制施加到多个LED块中的每一个的电流信号,从而控制每个LED块的亮度。