| 摘要 |
<p>The present invention provides a bromine-phosphorus-boron compound or mixture formed by the reaction of (i) a phosphorus compound of formula (I), wherein R1O- is 2,4,6-tribromophenoxy, and R2O- and R3O-, which may be the same or different, are selected from 2,4,6-tribromophenoxy and hydroxy and wherein X is oxygen or sulphur, and (ii) a boron compound containing the moiety (II).</p> |
