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    • 114. 发明授权
    • Olefin polymerization catalyst and olefin polymerization process
    • 烯烃聚合催化剂和烯烃聚合方法
    • US5407882A
    • 1995-04-18
    • US100174
    • 1993-08-02
    • Satoru YamadaAkihiro Yano
    • Satoru YamadaAkihiro Yano
    • C08F4/646C08F4/659C08F4/6592C08F10/00B01J31/14
    • C08F10/00C08F4/65908C08F4/65912C08F4/65922
    • A catalyst for polymerization of olefin is provided which comprises (A) a metallocene compound, (B) an organoaluminum compound, and (C) a metal borate or a metal aluminate. The metallocene compound (A) is represented by the general formula (1) below: ##STR1## where Cp.sup.1 and Cp.sup.2 are cyclopentadienyl group; R.sup.1 is an alkylene, arylalkylene, dialkylsilylene, dialkylgermanylene, alkylphosphinediyl, or alkylimino group, R.sup.1 crosslinking Cp.sup.1 and Cp.sup.2 together; m is 0 or 1; M is titanium, zirconium, or hafnium; and R.sup.2 and R.sup.3 are independently hydrogen, halogen, or a hydrocarbon group, an alkoxy group, or an aryloxy group having 1 to 12 carbons, the organic aluminum compound (B) is represented by the general formula (2) below:AlR.sup.4.sub.3 (2)where each R.sup.4 is independently hydrogen, alkyl, alkoxy, or an aryl group, at least one R.sup.4 being an alkyl group, and the metal borate or the metal aluminate (C) being represented by the general formula (3):(C(L).sub.n).sub.b (A).sub.d (3)where C is an alkali metal cation or an alkaline earth metal cation; L is a Lewis base; A is an art ion having elemental boron or elemental aluminum; n is an integer of from 0 to 6; b and d are respectively an integer selected to balance the electric charge.
    • 提供了一种用于烯烃聚合的催化剂,其包含(A)茂金属化合物,(B)有机铝化合物和(C)金属硼酸盐或金属铝酸盐。 金属茂化合物(A)由下述通式(1)表示:二烯基; R1是亚烷基,芳基亚烷基,二烷基亚甲硅烷基,二烷基炔丙基,烷基亚膦酰基或烷基亚氨基,R1交联Cp1和Cp2; m为0或1; M是钛,锆或铪; R2和R3独立地为氢,卤素或烃基,烷氧基或碳数为1〜12的芳氧基,有机铝化合物(B)由下述通式(2)表示:AlR43(2 )其中每个R 4独立地是氢,烷基,烷氧基或芳基,至少一个R 4是烷基,并且金属硼酸盐或金属铝酸盐(C)由通式(3)表示:(C( L)n)b(A)d(3)其中C是碱金属阳离子或碱土金属阳离子; L是路易斯碱; A是具有元素硼或元素铝的艺术离子; n为0〜6的整数。 b和d分别是选择用于平衡电荷的整数。
    • 120. 发明授权
    • Coil component
    • 线圈组件
    • US08629747B2
    • 2014-01-14
    • US13437359
    • 2012-04-02
    • Satoru YamadaYoshiyuki Hatayama
    • Satoru YamadaYoshiyuki Hatayama
    • H01F27/29
    • H01F27/29H01F17/04H01F27/292H01F41/10H01F2017/048Y10T29/49071Y10T29/49073
    • A coil component includes a core formed by a magnetic material, a coil embedded in the core, a part of a terminal portion of the coil protruded from a side surface of the core, and a tabular terminal, a part thereof protruded from the side surface of the core and partly connected with the protruded part of the terminal portion of the coil. The protruded part of the terminal portion of the coil and the protruded part of the tabular terminal are respectively bent toward the bottom surface side of the core along the side surface of the core, and the protruded and bent part o the terminal portion of the coil is arranged between the protruded and bent part of the tabular terminal and the core.
    • 线圈部件包括由磁性材料形成的芯部,嵌入在芯部中的线圈,从芯部的侧表面突出的线圈的端子部分的一部分,以及从侧面突出的部分 并且部分地与线圈的端子部分的突出部分连接。 线圈的端子部分的突出部分和平板状端子的突出部分分别沿着芯的侧表面朝着芯的底表面侧弯曲,并且线圈的端部的突出和弯曲部分 布置在板状端子的突出部分和弯曲部分之间。