A reaction system for continuously producing chloropropyl triethoxysilane and a synthesis method thereof relate to a reaction device and a synthesis method for synthesizing chloropropyl triethoxysilane, and solve the problems of long synthesis reaction period, high energy consumption, high production cost and a lot of hydrogen chloride in primary products. The liquid outlet at the bottom of the ethanol storage tank is communicated with the liquid inlet of the second heat exchanger, the gas outlet of the second heat exchanger is communicated with the gas inlet at the lower part of the stripping tower, the gas outlet at the top of the stripping tower is communicated with the gas inlet of the third heat exchanger, the gas outlet of the third heat exchanger is communicated with the gas inlet of the first pumping ceramic pump, and the liquid outlet of the third heat exchanger is communicated with the liquid inlet of the esterification reactor. The invention uses esterification reaction to produce chloropropyl triethoxysilane. The method has the advantages of low energy consumption, high product purity, short reaction period and low production cost. The equipment has the advantages of simple structure, convenient operation and space saving.

Reaction system for continuously producing chloropropyl triethoxysilane and synthesis method thereof

A reaction system for continuously producing chloropropyl triethoxysilane, It consists of a chloropropyl trichlorosilane storage tank (1), an ethanol storage tank (2), an esterification reactor (5), a safety valve (6), a pressure gauge (7), a stirrer (8), a first heat exchanger (9), a thermocouple (10), a heater and a temperature controller (/kloc-0). One is characterized in that the liquid outlet at the top of the chloropropyl trichlorosilane storage tank (1) is communicated with the liquid inlet at the top of the esterification reactor (5), the liquid outlet at the bottom of the ethanol storage tank (2) is communicated with the liquid inlet of the second heat exchanger (14), and the gas outlet of the second heat exchanger (14) is connected with the stripping tower (650). The top air outlet of the stripper (15) is communicated with the air inlet of the third heat exchanger (16), which is communicated with the air inlet of the first pumping ceramic pump (19), and the liquid outlet of the third heat exchanger (16) The air outlet at the top of the esterification reactor (5) is communicated with the air inlet of the first heat exchanger (9), which is communicated with the air inlet of the second pumping ceramic pump (20), and the air outlets of the first pumping ceramic pump (19) and the second pumping ceramic pump (20) are communicated with the air inlet of the hydrogen chloride treatment equipment. The esterification reactor (5) is provided with a stirrer (8), a safety valve (6), a pressure gauge (7), a thermocouple (10), a heater and a temperature controller (1), a liquid outlet at the bottom of the esterification reactor (5) and a primary product storage tank (/kloc-0) The liquid outlet at the bottom of the primary product storage tank (13) is communicated with the liquid inlet at the upper part of the stripper (15), the temperature control resistance wire (12) is installed outside the stripper (15), and the stripper (15) is filled with filler.