Flame-retardant epoxy resin composition, molded article thereof, and electronic part
    5.
    发明授权
    Flame-retardant epoxy resin composition, molded article thereof, and electronic part 失效
    阻燃性环氧树脂组合物,其成型体和电子部件

    公开(公告)号:US06797750B2

    公开(公告)日:2004-09-28

    申请号:US10221813

    申请日:2002-11-07

    IPC分类号: C08K549

    摘要: The present invention has an object to provide a flame-retardant epoxy resin composition excellent in heat resistance and moisture resistance. A flame-retardant epoxy resin composition relating to the present invention contains an epoxy resin (A), a phosphazene compound (B), an epoxy hardener (C) and an inorganic filler (D), wherein the phosphazene compound (B) and the epoxy hardener (C) are included in the range of 0.01 to 70% by weight and in the range of 0 to 70% by weight, respectively, relative to a total quantity of the epoxy resin (A), the phosphazene compound (B) and the epoxy hardener (C), and the inorganic filler (D) is included in the range of 0 to 95% by weight relative to a total quantity of the epoxy resin (A), the phosphazene compound (B), the epoxy hardener (C) and the inorganic filler (D), wherein the phosphazene compound (B) is at least one selected from the group consisting of (1) a cyclic and/or a chain phosphazene compound with a specific structure, (2) a polymer of the cyclic and/or the chain phosphazene compound; and (3) a reaction product of the cyclic and/or the chain phosphazene compound with one type of a compound selected from the group consisting of an epoxy compound, a phenol compound, an amine compound and an acid anhydride.

    摘要翻译: 本发明的目的是提供耐热性和耐湿性优异的阻燃性环氧树脂组合物。 本发明的阻燃性环氧树脂组合物含有环氧树脂(A),磷腈化合物(B),环氧硬化剂(C)和无机填料(D),其中磷腈化合物(B)和 相对于环氧树脂(A),磷腈化合物(B)的总量,环氧固化剂(C)的含量分别为0.01〜70重量%,0〜70重量% 环氧固化剂(C)和无机填料(D)的含量相对于环氧树脂(A),磷腈化合物(B),环氧固化剂(B)的总量为0〜95重量% (C)和无机填料(D),其中磷腈化合物(B)为选自(1)具有特定结构的环状和/或链状磷腈化合物中的至少一种,(2)聚合物 的环状和/或链状磷腈化合物; 和(3)环状和/或链状磷腈化合物与一种选自环氧化合物,酚化合物,胺化合物和酸酐的化合物的反应产物。

    Process for preparing thiazolino azetidinone and 2-exo-methylenepenam
derivative
    6.
    发明授权
    Process for preparing thiazolino azetidinone and 2-exo-methylenepenam derivative 失效
    制备噻唑基氮杂环丁酮和2-外 - 亚甲基台am am嗪衍生物的方法

    公开(公告)号:US5288860A

    公开(公告)日:1994-02-22

    申请号:US3024

    申请日:1993-01-11

    摘要: The present invention provides a thiazolinoazetidinone derivative represented by the formula ##STR1## wherein R.sup.1 is phenyl having or not having substituent(s), methyl having or not having substituent(s) or ##STR2## group, R.sup.3 being phenyl having or not having substituent(s), and R.sup.2 is a hydrogen atom or carboxylic acid protective group, and a process for preparing the same.The present invention further provides a process for preparing a 2-exo-methylenepenam derivative characterized by hydrolyzing the thiazoline ring of a thiazolinoazetidinone derivative of the above formula (1) to effect recyclization and obtain a 2-exo-methylenepenam derivative represented by the formula ##STR3## wherein R.sup.1 and R.sup.2 are as defined above.

    摘要翻译: 本发明提供由式(1)表示的噻唑并氮杂环丁酮衍生物,其中R 1是具有或不具有取代基的苯基,具有或不具有取代基的甲基或基团,R3是具有或不具有取代基的苯基, 不具有取代基,R2为氢原子或羧酸保护基,及其制备方法。 本发明进一步提供了制备2-异亚甲基台内叶酸衍生物的方法,其特征在于水解上述式(1)的噻唑并氮杂环丁酮衍生物的噻唑啉环以进行再循环,得到式(1)所示的2-外 - 亚甲基山梨醇衍生物, 图像(3)其中R1和R2如上所定义。