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    • 5. 发明授权
    • Flame retardant epoxy resin compositions
    • 阻燃环氧树脂组合物
    • US06143423A
    • 2000-11-07
    • US55301
    • 1998-04-06
    • Toshio ShiobaraSatoshi OkuseTakayuki AokiHideto Kato
    • Toshio ShiobaraSatoshi OkuseTakayuki AokiHideto Kato
    • C08L63/00H01L23/29H01L29/12
    • H01L23/293C08L63/00H01L2924/0002Y10T428/12528
    • An epoxy resin composition contains (A) an epoxy resin having an epoxy equivalent of at least 185 and possessing a skeleton having a structure in which two benzene rings are conjugable to each other directly or via an aliphatic unsaturated double bond, carbon atoms having an atomic orbital of SP.sup.2 type accounting for at least 50% of the carbon number, (B) a phenolic resin having a hydroxyl equivalent of at least 160, carbon atoms having an atomic orbital of Sp.sup.2 type accounting for at least 85% of the carbon number, (C) a polyimide resin in an amount of 1-20 parts by weight per 100 parts by weight of components (A) and (B) combined, and (D) 70-85% by volume of the entire composition of an inorganic filler. The composition cures into products having flame retardancy and high-temperature reliability even though it is free of bromine compounds and antimony compounds.
    • 环氧树脂组合物含有(A)环氧当量至少为185的环氧树脂,其具有两个苯环直接或通过脂族不饱和双键相互结合的结构的骨架,具有原子的碳原子 SP2类型的轨道占碳数的至少50%,(B)羟基当量至少为160的酚醛树脂,具有Sp2类型的原子轨道的碳原子占碳数的至少85% (C)相对于100重量份组分(A)和(B)组合的量为1-20重量份的聚酰亚胺树脂,和(D)无机填料的整个组合物的70-85体积% 。 该组合物即使不含溴化合物和锑化合物,也可固化成具有阻燃性和高温可靠性的产品。