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    • 4. 发明申请
    • Planar Lighting Device
    • 平面照明装置
    • US20090097254A1
    • 2009-04-16
    • US11887443
    • 2005-11-18
    • Satoshi KawashimaMakoto SatohHiroshi Johmen
    • Satoshi KawashimaMakoto SatohHiroshi Johmen
    • F21V29/00
    • F21V29/85F21S45/47F21V29/74F21Y2115/10G02B6/0085G02F2001/133628
    • A planar lighting device in which workability of filling process of filler for heat radiation is improved and heat generated from a point-like light source is efficiently radiated so as to achieve higher brightness is provided.In a planar lighting device according to the present invention provided with a light guide plate and a point-like light source arranged on a side end face of the light guide plate, a radiator plate made of a bottom portion and a side wall is further provided, a circuit board on which the point-like light source is mounted is fixed along the side wall, and a recess portion holding a filler for heat radiation is formed at a position corresponding to the point-like light source in the side wall. By this arrangement, determination of an appropriate application amount of the filler for heat radiation and management and storage after application are facilitated and the workability of the filing process can be improved.
    • 提供一种平面照明装置,其中提高了用于散热的填料的填充过程的可操作性,并且有效地辐射从点状光源产生的热量以获得更高的亮度。 在根据本发明的具有布置在导光板的侧端面上的导光板和点状光源的平面照明装置中,还设置有由底部和侧壁制成的散热板, 安装点状光源的电路板沿着侧壁固定,并且在与侧壁中的点状光源相对应的位置处形成保持用于散热的填充物的凹部。 通过这种布置,促进了用于热辐射的填料的适当施用量的确定和施用后的管理和储存,并且可以提高备案过程的可操作性。
    • 10. 发明授权
    • Polypropylene laminated film
    • 聚丙烯层压膜
    • US5773129A
    • 1998-06-30
    • US361311
    • 1994-12-21
    • Kazuki WakamatsuJunichi KimuraMakoto SatohYoichi ObataMinoru Takane
    • Kazuki WakamatsuJunichi KimuraMakoto SatohYoichi ObataMinoru Takane
    • B32B27/32C08F210/06C08L23/14B32B7/02B32B27/08
    • B32B27/32C08F210/06C08L23/142C08L23/14Y10T428/2495Y10T428/26Y10T428/31855Y10T428/31909Y10T428/31938
    • A polypropylene laminated film containing a crystalline polypropylene layer and, laminated on at least one side of the layer of the crystalline polypropylene, a layer of a copolymer of propylene and at least one .alpha.-olefin of from 4 to 10 carbon atoms having a specific composition, melt flow rate and molecular weight distribution in which the .alpha.-olefin content in the cold xylene soluble portion of the random copolymer is less than 1.7 times the .alpha.-olefin content in the copolymer and the random copolymer satisfies the mathematical expression, B.ltoreq.1.05A-10, wherein A is a weight percentage of the content of said at least one .alpha.-olefin having from 4 to 10 carbon atoms in the random copolymer and B is a weight percentage of the cold xylene soluble portion in the random copolymer, is superior in low temperature heat sealability and hot tack property and moreover has a good transparency, blocking resistance and printability, wherein the random copolymer is obtained by gas phase polymerization substantially in the absence of a liquid medium, and using a catalyst system comprising (i) a solid catalyst component containing magnesium, titanium and a halogen as essential constituents, (ii) an organoaluminum compound and (iii) an electron donative compound.
    • 一种聚丙烯层压膜,其含有结晶聚丙烯层,层压在该结晶聚丙烯层的至少一侧上,具有丙烯与至少一种具有特定组成的4-10个碳原子的至少一种α-烯烃的共聚物层 ,熔体流动速率和分子量分布,其中无规共聚物的冷二甲苯可溶部分中的α-烯烃含量小于共聚物中α-烯烃含量的1.7倍,无规共聚物满足数学表达式,B < = 1.05A-10,其中A是无规共聚物中所述至少一种具有4至10个碳原子的α-烯烃的含量的重量百分比,B是无规共聚物中冷二甲苯可溶部分的重量百分数 ,在低温热封性和热粘性方面优异,而且具有良好的透明性,耐粘连性和可印刷性,其中无规共聚物由气相 并且使用包含(i)含有镁,钛和卤素作为必要成分的固体催化剂组分的催化剂体系,(ii)有机铝化合物和(iii)给电子化合物。