a textile article having flame resistant properties includes a plurality of inherently flame resistant polyester fibers formed into a fabric , and a finish on the fabric including a cyclic phosphonate flame retardant . the finish imparts a property selected from the group consisting of : a molecularly bound antimicrobial agent which is an organosilane , a fluorochemical soil and fluid repellant , and the finished textile article has a flame resistance that passes the standard method nfpa 701 — 1996 edition testing protocol .