Tổng hợp Vinyl clorua

Bà Rịa – Vũng Tàu University Engineering Technology– High Technology Farming Of Faculty Theme: VINYL CHLORIDE Lecturer : PhD Tong Thi Minh Thu Subject : Organic Syntheisand Petrochemical Processes Class : DH18KH Student : Luong Hoang Khanh Nguyen Xuan Thanh Vo Hoang Ky VINYL CHLORIDE Introduction Synthesis methods Technological process Application Market Introduction   • Vinyl chloride is an organic chloride compound with the chemical formula • This colorless compound is an important industrial chemical used primarily to produce polyvinyl chloride polymers (PVC) • Molecular mass: M = 62 g/mol • Density: d • o Boiling point: -13,4 C • o Melting point: -153,8 C 20 = 0,9834 g / cm3 • Vinyl chloride is a sweet smelling gas It is very toxic, flammable, and carcinogenic • Vinyl chloride is a common pollutant found near landfills 2 Synthesis methods  From acetylene and hydrogen chloride   CH CH + HCl   The transformation takes place in the gas phase, in the presence of a supported mercuric chloride base catalyst o Temperature: 100 - 170 C Pressure: 0,3.10 pa Coversion: 98 per cent Mercury chloride is catalyzed into acetylene, then converted to mercury chloride The effect of hydrochloric acid then regenerates mercury chloride with the formation of vinyl chloride:  Production of VC by chlorinaotion of ethylene and cracking of thr ethylene dichloride fromed A Manufacture of ethylene dichloride by ethylene chlornation It is obtained chiefly as a captive intermediate of vinyl chloride manufacture and, in the case of ethylene chlorination, it results from the following exothermic reaction:   o Temperature: 50 - 90 C Pressure: 0,3.10 6 - 0,5.10 pa Catalyst: Fe is used in the liquid phase B Ethylene dichloride pyrolysis to vinyl chloride •   This is based on the following endothermic decomposition reaction: +HCl   • o Reaction starts to happen at 300 C, atmospheric pressure, but the reaction achieves high speed at 400o 550 C The reaction occurs according to the original mechanism as follows: Technological process   • Synthesis vinyl chloride From acetylene and hydrogen chloride Temperature: around 200°C Pressure: 1- bar Catalys: Mercuric chloride (Hg) Yield: 98 per cent Application Market Thank you for watching!!! .. .VINYL CHLORIDE Introduction Synthesis methods Technological process Application Market Introduction   • Vinyl chloride is an organic chloride compound... primarily to produce polyvinyl chloride polymers (PVC) • Molecular mass: M = 62 g/mol • Density: d • o Boiling point: -13,4 C • o Melting point: -153,8 C 20 = 0,9834 g / cm3 • Vinyl chloride is a... / cm3 • Vinyl chloride is a sweet smelling gas It is very toxic, flammable, and carcinogenic • Vinyl chloride is a common pollutant found near landfills 2 Synthesis methods  From acetylene