FLAME-RETARDANT EPOXY RESIN COMPOSITION, MOLDED OBJECT THEREOF, AND ELECTRONIC PART
申请人:OTSUKA KAGAKU KABUSHIKI KAISHA
公开号:EP1273608A1
公开(公告)日:2003-01-08
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.
本发明的目的是提供一种阻燃环氧树脂组合物,该组合物具有优异的耐热性和防潮性。与本发明有关的阻燃性环氧树脂组合物包含环氧树脂(A)、磷氮化合物(B)、环氧固化剂(C)和无机填料(D),其中磷氮化合物(B)和环氧固化剂(C)的重量比分别为 0.01至70%(重量百分比)和0至70%(重量百分比)的范围内,分别相对于环氧树脂(A)、膦氮化合物(B)和环氧固化剂(C)的总量,以及无机填料(D)相对于环氧树脂(A)总量的0至95%(重量百分比)的范围内、膦氮化合物 (B)、环氧固化剂 (C) 和无机填料 (D),其中膦氮化合物 (B) 至少选自以下组别:(1) 具有特定结构的环状和/或链状膦氮化合物;(2) 环状和/或链状膦氮化合物的聚合物;(3) 环状和/或链状磷苯化合物与一种选自环氧化合物、苯酚化合物、胺化合物和酸酐的化合物的反应产物。