| 关于钛白水解的几点见解 |
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| 引用本文： | 周国娥.关于钛白水解的几点见解[J].无机盐工业,2011,43(7):42-44. |
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| 作者姓名： | 周国娥 |
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| 作者单位： | 湖南化工职业技术学院化工系，湖南株洲 412004 |
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| 摘 要： | 硫酸法生产钛白过程中，水解是关键核心技术。为了得到良好的水解粒子、水解收率，针对钛白生产过程中钛白水解的晶种粒子构成及水解控制方式对水解粒子、水解收率的影响进行了跟踪、调试和总结，找到了常压水解得到良好水解粒子、高的水解收率的合适工艺控制条件，即控制晶种配制时晶种雏晶粒度大小为2～3 nm，酸过量20％～25％，水解时二氧化钛的质量浓度为160～190 g/L，水解温度为112～114 ℃，搅拌强度预热时搅拌转速为30～40 r/min、诱导期前后为15～20 r/min、诱导期为8～15 r/min。
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| 关 键 词： | 钛白 常压水解 晶种粒子构成 控制方法 水解粒子 |
Views about titanium dioxide hydrolysis |
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| Zhou Guo'e.Views about titanium dioxide hydrolysis[J].Inorganic Chemicals Industry,2011,43(7):42-44. |
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| Authors: | Zhou Guo'e |
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| Affiliation: | Department of Chemical Engineering,Hunan Chemical Vocational and Technical College,Zhuzhou 412004,China |
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| Abstract: | Hydrolysis is the key core technology in production of titanium dioxide by sulfuric acid method.In order to get good hydrolysis particles and hydrolysis yield,tracking,commissioning,and summarizing were made on the influences of composition of crystal seed and hydrolysis control methods on hydrolysis particles and hydrolysis yield in hydrolysis process of titanium dioxide.Suitable technology control conditions for fine hydrolysis particles and high hydrolysis yield were found,i.e.control the size of young c... |
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| Keywords: | titanium dioxide atmospheric hydrolysis composition of crystal seed control method hydrolysis particles |
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