Preparation device and preparation process for electronic-grade hydrofluoric acid
An electronic-grade hydrofluoric acid and preparation device technology, which is applied in the fields of hydrogen fluoride, transportation and packaging, fluorine/hydrogen fluoride, etc., can solve the problems of high difficulty in coordination control, complex equipment structure, cumbersome production process, etc., and achieve easy implementation and production process. The effect of streamlining and reducing production costs
Active Publication Date: 2020-12-08
福建天甫电子材料有限公司
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- Application Information
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Problems solved by technology
[0002] At present, the existing equipment for the preparation of electronic grade hydrofluoric acid has a relatively complex structure, the entire production process is cumbersome, the cooperation and control of various components is difficult, the use is relatively cumbersome, and the production efficiency is not high.
Method used
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Embodiment
[0042] Please refer to Figure 1-6 , the present embodiment provides a preparation device for electronic grade hydrofluoric acid, comprising: a feeding tank 1 for storing anhydrous hydrogen fluoride; a tower kettle 2 for obtaining anhydrous hydrogen fluoride gas; A condenser 2; a blending tank 4 for preparing anhydrous hydrogen fluoride liquid; and a finished product tank 5 for storing hydrofluoric acid.
[0043] Wherein, the outlet of the feeding tank 1 is connected with the inlet of the tower kettle 2, the outlet of the tower kettle 2 is connected with the inlet of the condenser 2, the outlet of the condenser 2 is connected with the inlet of the blending tank 4, and the outlet of the blending tank 4 is connected with the finished product tank 5 import connections.
[0044] During production, the anhydrous hydrogen fluoride in the feeding tank 1 can be put into the tower kettle 2, and hot water (50°C-60°C) can be introduced into the tower kettle 2, and the anion and cation c...
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The invention discloses a preparation device for electronic-grade hydrofluoric acid. The preparation device comprises a feeding tank for storing anhydrous hydrogen fluoride, a tower kettle used for obtaining anhydrous hydrogen fluoride gas, a condenser for liquefying anhydrous hydrogen fluoride gas, a blending tank used for blending anhydrous hydrogen fluoride liquid, and a finished product tank used for storing hydrofluoric acid. An outlet of the feeding tank is communicated with an inlet of the tower kettle, an outlet of the tower kettle is communicated with an inlet of the condenser, an outlet of the condenser is communicated with an inlet of the blending tank, and an outlet of the blending tank is communicated with an inlet of the finished product tank. The device is simple in structure, simplifies the production process, is beneficial to simplifying the production flow, reduces the production cost, and has positive significance for improving the production efficiency. The preparation process is realized based on the preparation device, and is simple to operate and easy to implement, so that the whole production process is simpler, and the production efficiency is improved.
Description
technical field [0001] The invention relates to the field of hydrofluoric acid preparation, in particular to a preparation device and a preparation process for electronic grade hydrofluoric acid. Background technique [0002] At present, the existing equipment for the preparation of electronic grade hydrofluoric acid has a relatively complex structure, the entire production process is cumbersome, the cooperation and control of various components is difficult, the use is relatively cumbersome, and the production efficiency is not high. [0003] In view of this, this application is proposed. Contents of the invention [0004] The first object of the present invention is to provide a preparation device for electronic-grade hydrofluoric acid, which has a simple structure, realizes simplification, helps simplify the production process, reduces production costs, and is helpful for improving production efficiency have a positive meaning. [0005] The second object of the presen...
Claims
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IPC IPC(8): C01B7/19B01F3/20B01F15/02B01F23/70
CPCC01B7/195B01F23/70B01F23/708B01F35/712
Inventor 吴全贵郑义达吴俊贤赖延恩艾合买提艾尔肯陈国民李文斌骆彦成
Owner 福建天甫电子材料有限公司