A flame retardant resin composition containing 1 to 100 parts by weight of (B) an organophosphorus compound (component B) presented by the following formula (1) per 100 parts by weight of (A) a resin component (component A) containing at least 60 wt% of an acrylic resin has high flame retardancy, high transparency and satisfactory physical properties.
(wherein X1 and X2 are the same or different, and represent alkyl groups substituted with aromatic groups represented by the following formula (2):),
(wherein AL represents a branched or linear aliphatic hydrocarbon group having 1 to 5 carbon atoms, Ar represents a phenyl group, a naphthyl group, or an anthryl group each optionally substituted, n represents an integer of 1 to 3, and Ar can be bonded to any carbon atom in AL.)
一种阻燃
树脂组合物,每 100 重量份(A)含有至少 60 重量份
丙烯酸树脂的
树脂组分(组分 A)中,含有 1 至 100 重量份(B)的有机
磷化合物(组分 B),该
树脂组合物具有高阻燃性、高透明度和令人满意的物理性能。
(其中 X1 和 X2 相同或不同,代表被下式(2)代表的芳香基团取代的烷基)、
(其中 AL 代表具有 1 至 5 个碳原子的支链或线性脂肪族烃基,Ar 代表苯基、
萘基或
蒽基,每个基团均可选择被取代,n 代表 1 至 3 的整数,Ar 可与 AL 中的任意碳原子键合)。