【摘要】 报道了以烷基苯磺酸甲酯催化异构亚磷酸三甲酯合成甲基膦酸二甲酯．并以四溴苯酐、甲基膦酸二甲酯等原料制备了透明性阻燃玻璃钢，当溴含量１２ ．７ ％ ，磷２ ．２ ％ 时，其氧指数达２８ ．０ ．更多还原

【Abstract】 The synthesizing of dimethyl methyl phosphonic acid ester with trimethyl phosphite was catalyzed by methyl alkylbenzenesulfonate.The transparent fireproofing glass_steel was prepared with materials of tetrabromophthalic anhydride,dimethyl methyl phosphonic acid ester etc.When Br content was 12.7% and P 2.2%,its oxygen index reached 28.0.更多还原