Electronic-grade ammonia water preparation system and process

• Main Authors: LIU YIFENG, LI WENBIN, CHEN SHAOJUN, LUO YANCHENG, HU KANZHONG, REN JIANYE, QIU JIANMING
• Format: Patent
• Language: Chinese; English
• Published: 04.12.2020
• Subjects: AMMONIA; CHEMISTRY; COMPOUNDS THEREOF; CYANOGEN; INORGANIC CHEMISTRY; METALLURGY; MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; TRANSPORTING

The invention discloses an electronic-grade ammonia water preparation system which comprises an evaporator, a mixer, a mixing tank and a finished product tank, the evaporator is connected with a liquid ammonia storage tank, the mixer is connected with the evaporator through a filter pipe, a circulating pipe group is connected between the mixer and the mixing tank, and the finished product tank isconnected with the mixing tank. The system is simple in composition, the complexity is simplified, the systematization of the electronic-grade ammonia water production process can be realized, and enterprises are helped to realize quantitative production under the condition of relative economy; the invention further discloses a preparation process of the electronic-grade ammonia water, the processcan realize systematic production of the electronic-grade ammonia water on the basis of the preparation system, the cost is relatively economical, and the production efficiency is relatively high. 本发明公开了一种电子级氨水的制备系统，包括蒸发器、混合器