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    • 2. 发明申请
    • TANTALUM COMPOUND, METHOD FOR PRODUCING SAME, TANTALUM-CONTAINING THIN FILM AND METHOD FOR FORMING SAME
    • 钛化合物,其制造方法,含有薄膜的薄膜及其形成方法
    • US20090043119A1
    • 2009-02-12
    • US11815386
    • 2006-01-25
    • Kenichi SekimotoKen-ichi TadaMayumi TakamoriTetsu YamakawaTaishi FurukawaNoriaki Oshima
    • Kenichi SekimotoKen-ichi TadaMayumi TakamoriTetsu YamakawaTaishi FurukawaNoriaki Oshima
    • C07F9/00
    • C23C16/18C07F17/00
    • Objects of the present invention are to provide a novel tantalum compound which enables to selectively form a tantalum-containing thin film free of halogen and the like, and various tantalum-containing thin films which contain the desired element, and a method for producing the same, and further provide a method for stably forming a tantalum-containing thin film which contains the desired element.The present invention relates to a tantalum compound represented by the following formula (1) (In the formula, R1 represents a straight-chain alkyl group having from 2 to 6 carbon atoms), or a tantalum compound represented by the general formula (2) (In the formula, R2 represents a straight-chain alkyl group having from 2 to 6 carbon atoms), and a method for producing the same.The present invention further relates to form a tantalum-containing thin film by using a tantalum compound represented by the following general formula (6) (In the formula, j, k, m and n is an integer of from 1 to satisfying j+k=5 and m+n=5, and R3 to R6 represent a hydrogen atom, an alkyl group having from 1 to 6 carbon atoms, and the like) as a raw material.
    • 本发明的目的是提供一种新颖的钽化合物,其能够选择性地形成不含卤素等的含钽薄膜,以及含有所需元素的各种含钽薄膜及其制造方法 并且还提供了一种稳定地形成含有所需元素的含钽薄膜的方法。 本发明涉及由下式(1)表示的钽化合物(式中,R1表示碳原子数2〜6的直链烷基)或通式(2)表示的钽化合物, (式中,R 2表示碳原子数2〜6的直链烷基)及其制造方法。 本发明还涉及通过使用由以下通式(6)表示的钽化合物形成含钽薄膜(在式中,j,k,m和n是从1到满足j + k的整数 = 5,m + n = 5,R3〜R6表示氢原子,碳原子数1〜6的烷基等)作为原料。
    • 10. 发明授权
    • Cloning vector plasmid vector-primer derived therefrom and preparation
method of the same
    • 来源于其的克隆载体质粒载体引物及其制备方法
    • US5624826A
    • 1997-04-29
    • US466111
    • 1995-06-06
    • Seishi KatoTakashi AokiYuri Umezawa
    • Seishi KatoTakashi AokiYuri Umezawa
    • C12N15/00C07K14/525C12N15/09C12N15/10C12N15/70C12N15/85C12N15/64
    • C12N15/1096C07K14/525C12N15/85C12N2800/108
    • Disclosed is a cloning vector plasmid suitable for preparing cDNA banks. The cloning vector plasmid of the present invention comprises, in the order mentioned from upstream to downstream region unless otherwise specified, a promoter PR1 acting in mammalian cells; an unique restriction enzyme site RE1 rarely existing in eukaryotic DNA and a promoter PR2 of RNA polymerase; an unique restriction enzyme site RE2 generating 3'-protruding dG tail; an unique arbitrary restriction enzyme site RE3; an unique arbitrary restriction enzyme site RE4 generating 3'-protruding terminus; an unique restriction enzyme site RE5 rarely existing in eukaryotic DNA and a promoter PR3 of RNA polymerase; and at least one kind of arbitrary restriction enzyme site RE6 generating 3'-protruding terminus existing at the arbitrary position before the restriction site RE1; and further, at arbitrary positions other than the above-described restriction enzyme sites and promoters, an origin OR1 for replication in mammalian cells, an origin OR2 for replication of a single-stranded phage, an origin OR3 for replication in E. coli, and a selective marker.
    • 公开了适用于制备cDNA库的克隆载体质粒。 除非另有说明,本发明的克隆载体质粒以上游至下游区域的顺序包含在哺乳动物细胞中起作用的启动子PR1; 在真核DNA中很少存在的独特的限制酶位点RE1和RNA聚合酶的启动子PR2; 独特的限制酶位点RE2产生3'突出的dG尾巴; 独特的任意限制酶位点RE3; 独特的任意限制酶位点RE4产生3'突出的末端; 在真核DNA中很少存在一个独特的限制酶位点RE5和RNA聚合酶的启动子PR3; 以及存在于限制性位点RE1前的任意位置的产生3'突出末端的至少一种任意限制酶位点RE6; 此外,在除了上述限制酶位点和启动子之外的任意位置,用于在哺乳动物细胞中复制的起始OR1,用于复制单链噬菌体的起点OR2,用于在大肠杆菌中复制的起始OR3,以及 选择性标记。