TRISUBSTITUTED SYMMETRICAL TRIAZINES, THEIR PREPARATION AND THEIR USE

摘要

792/H/7 NOVEL TRISUBSTITUTED SYMMETRICAL TRIAZINES THEIR PREPARATION AND THEIR USE Triazine derivatives of the formula: ¢(NCO)3R1R2R3!n (I) are described, wherein: R1, R2 and R3 are the same or different and represent a ring perhalogenated benzyl and/or xylilydene, and which are bonded to the triazine ring on the N atoms when the ring is saturated, or on the O atoms when the ring is unsaturated, and n is an integer between 1 and 5. The invention is further directed to flame-retardant compositions and to plastic compositions which comprise a compound of formula I.