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    • 32. 发明授权
    • Material for organic electroluminescent element and organic electroluminescent element employing the same
    • 用于有机电致发光元件的材料和使用其的有机电致发光元件
    • US08080658B2
    • 2011-12-20
    • US11775593
    • 2007-07-10
    • Toshihiro IwakumaJun EndoMasaki NumataKenichi Fukuoka
    • Toshihiro IwakumaJun EndoMasaki NumataKenichi Fukuoka
    • C07D491/00C07D307/91C07D327/04C07D471/00
    • C07D405/10C07D333/76C07D405/14C07D519/00H01L51/5016
    • A material for organic electroluminescence devices for use as a host material in combination with at least one phosphorescent metal complex contains a compound represented by formula 1: wherein R1 to R10 are each independently hydrogen atom, halogen atom, alkyl group having 1 to 40 carbon atoms, cycloalkyl group having 3 to 15 carbon atoms, heterocyclic group having 3 to 20 carbon atoms which is optionally substituted, alkoxy group having 1 to 40 carbon atoms, non-condensed aryl group having 6 to 40 carbon atoms, condensed aryl group having 10 to 18 carbon atoms, aryloxy group having 6 to 20 carbon atoms, aralkyl group having 7 to 20 carbon atoms, arylamino group having 6 to 40 carbon atoms, alkylamino group having 1 to 40 carbon atoms, aralkylamino group having 7 to 60 carbon atoms, arylcarbonyl group having 7 to 40 carbon atoms, alkyl halide group having 1 to 40 carbon atoms, or cyano group, R8 and R9 being optionally bonded to each other to form a ring structure and each of R1 to R10 being optionally substituted and having no polymerizable functional group at its terminal end; and X is sulfur atom or oxygen atom.
    • 用作与至少一种磷光金属络合物组合的主体材料的有机电致发光器件的材料包含由式1表示的化合物:其中R 1至R 10各自独立地为氢原子,卤素原子,具有1至40个碳原子的烷基 ,碳原子数3〜15的环烷基,碳原子数为3〜20的碳原子数为3〜20的杂环基,碳原子数为1〜40的烷氧基,碳原子数为6〜40的未缩合芳基, 18个碳原子,具有6至20个碳原子的芳氧基,具有7至20个碳原子的芳烷基,具有6至40个碳原子的芳基氨基,具有1至40个碳原子的烷基氨基,具有7至60个碳原子的芳烷基氨基,芳基羰基 具有7至40个碳原子的基团,具有1至40个碳原子的卤代烷基或氰基,R 8和R 9可以彼此键合形成环结构,并且每个R 1至R 1 0任选被取代,其末端不具有可聚合官能团; X为硫原子或氧原子。
    • 33. 发明申请
    • GLASS SUBSTRATE FOR INFORMATION RECORDING MEDIUM AND MAGNETIC DISK
    • 用于信息记录介质和磁盘的玻璃基板
    • US20110123833A1
    • 2011-05-26
    • US12909221
    • 2010-10-21
    • Jun EndoTetsuya Nakashima
    • Jun EndoTetsuya Nakashima
    • G11B5/706
    • G11B5/7315C03C3/083
    • To provide a glass for an information recording medium substrate, which is excellent in weather resistance.A glass substrate for an information recording medium, which is made of an alkali aluminosilicate glass, wherein the difference obtained by subtracting the glass transition temperature Tg from the fictive temperature Tf, i.e. Tf−Tg, is at most 5° C. The glass substrate for an information recording medium, which comprises, as represented by mol % based on the following oxides, from 64 to 67% of SiO2, from 8 to 10% of Al2O3, from 10 to 13% of Li2O, from 9 to 12% of Na2O, from 0 to 2% of K2O and from 2 to 4% of ZrO2, provided that the total content of Li2O, Na2O and K2O, i.e. Li2O+Na2O+K2O, is from 21 to 25%.
    • 提供耐候性优异的信息记录介质基板用玻璃。 用于由铝硅酸铝玻璃制成的信息记录介质的玻璃基板,其中通过从假想温度Tf(即Tf-Tg)减去玻璃化转变温度Tg得到的差值为至多5℃。玻璃基板 对于信息记录介质,其包含以下列氧化物的摩尔%表示:SiO 2 64%〜67%,Al 2 O 3 8〜10%,Li 2 O 10〜13%,Li 2 O 9〜12% Na 2 O,0〜2%的K 2 O和2〜4%的ZrO 2,条件是Li 2 O,Na 2 O和K 2 O(即Li 2 O + Na 2 O + K 2 O)的总含量为21〜25%。