Flame-Retardant Derivatives

摘要

A chemical compound of structural formula (I) useful in preparation of flame retardant materials is disclosed. Homopolymer, and copolymers of a compound of formula (I), as well as methods of preparing said homo- and copolymers are also disclosed. Polymers described herein advantageous possess low heat release capacities and high char yields.

主权项

1. A chemical compound of structural formula (I): wherein:
R1, R2, R3, R4, R5 and R6 each independently is selected from —H, —OH, a C1-C8 alkoxy, a C1-C15 alkyl, a C2-C15 alkenyl, or a C2-C15 alkynyl; andn is 0 or 1; provided that:
(1) at least one of R1, R2, R3, R4, R5 and R6 is —OH;(2) when R1 and R2 each is —OH, then at least one of R3, R4, R5 and R6 is not —H; and(3) when R1 is —OH and R2 is —OCH3, then at least one of R3, R4, R5 and R6 is not —H.