氟硅酸制氟化钠和白炭黑  

Preparation of Sodium Fluoride and Silica Aerogel from Fluorosilicis Acid

作　　者：刘晓萍[1] 刘晓红[2] 

机构地区：[1]江西医学院校产处,江西南昌330006 [2]南昌大学环境科学与工程学院,江西南昌330029

出　　处：《化学工业与工程》2005年第2期154-156,共3页Chemical Industry and Engineering

摘　　要：介绍一种利用磷肥工业副产品氟硅酸制备氟化钠和白炭黑的新工艺。工艺过程较简单 ,能耗低 ,反应条件温和 ,经济效益好。A new technology is introduced for preparation sodium fluoride and silica aerogel from fluorosilicis acid,the by-product of phosphatic fertilizer production.The technology is simple and has low energy consumption,mild reaction conditions and well economic effects.It is a new way discovered for recovering and utilizing the resources of fluorosilicis acid and reducing its environmental pollution.

关 键 词：氟硅酸 氟化钠 白炭黑 新工艺 资源利用 

分 类 号：X786[环境科学与工程—环境工程]