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    • 4. 发明公开
    • FLAMEPROOF THERMOPLASTIC RESIN COMPOSITION
    • FLAMMGESCHÜTZTETHERMOPLASTISCHE HARZZUSAMMENSETZUNG
    • EP1651716A4
    • 2007-04-18
    • EP03817808
    • 2003-12-09
    • CHEIL IND INC
    • RYU YOUNG SIKHONG SANG HYUNAHN SUNG HEEYANG JAE HOBAE SU HAKJIN SOON YOUNG
    • C08K5/5317C08K5/00C08K5/523C08K5/5357
    • C08K5/0066C08K5/523C08K5/5357C08L51/04
    • The flameproof thermoplastic resin composition according to the present invention comprises (A) 100 parts by weight of a rubber modified styrene comprising resin (a1) 10 to 100 % by weight of a grafted copolymer resin prepared by graft polymerization with a rubber phase polymer, an aromatic vinyl monomer, a monomer copolymerizable with said aromatic vinyl monomer and a monomer for processability and thermal resistance, and (a2) 0 to 90 % by weight of a copolymer resin prepared by copolymerization with an aromatic vinyl monomer, a ,monomer copolymerizable with said aromatic vinyl monomer and a monomer for processability and thermal resistance, and (B) 0.1 to 15 parts by weight of a ring-shaped alkyl phosphonic acid compound represented by the following formula: (I) wherein R1 and R2 are independently of each other C1-C4 alkyl and x is 0 or 1.
    • 本发明的耐火性热塑性树脂组合物含有(A)橡胶改性苯乙烯100重量份,树脂(a1)10〜100重量%与橡胶相聚合物接枝聚合而成的接枝共聚树脂, 芳香族乙烯基单体,可与所述芳香族乙烯基单体和可加工单体和耐热性单体共聚的单体,和(a2)0-90重量%通过共聚合芳族乙烯基单体制备的共聚物树脂,a,可与所述 芳族乙烯基单体和用于加工性和耐热性的单体,和(B)0.1至15重量份由下式表示的环状烷基膦酸化合物:(I)其中R 1和R 2彼此独立地为C 1 -C4烷基,并且x是0或1。