摘要
综述了阻燃剂9,10-二氢-9氧杂-10-膦杂菲-10-氧化物(DOPO)的制备过程,对每一步中间产品的制备方法做了详细的评述,着重对反应过程物料配比、反应温度、反应时间、体系压力等工艺参数以及提纯方法进行了比较、分析,提出了建议。
This paper summarizes the preparation processes of flame retardant9,10-dihydro-9-oxa- 10-phosphahenanthrene-10oxide(DOPO).The preparation method of the intermediates for DOPO are discussed in detail.The molar ratio of reactants,reaction temperature and time,pressure and the method of purification are compared and analyzed,and some advices are put forward.
出处
《绝缘材料》
CAS
2005年第3期55-59,共5页
Insulating Materials
