Catalytic pyrolysis of difluorochloromethane to produce tetrafluoroethylene

International Journal of Chemical Reactor Engineering

Volumn 2, Issue , 2004, Pages

  Sung, Dae Jin ^a   Lee, Yong Jun ^b   Moon, Dong Ju ^b   Hong, Suk In ^a  

^a Korea University   (South Korea)

^b Korea Institute of Science and Technology   (South Korea)

Author keywords

Catalyst; CHClF2; Difluorochloromethane; Pyrolysis; R22; Tetrafluoroethylene

Indexed keywords

ACTIVATED CARBON; CATALYSIS; CATALYSTS; CHARACTERIZATION; ETHYLENE; PYROLYSIS; RAW MATERIALS; REDUCTION; REFRIGERANTS; SURFACE TREATMENT;

CATALYTIC PYROLYSIS; CHCLF2; DIFLUOROCHLOROMETHANE; R22; TETRAFLUOROETHYLENE;

METHANE;

EID: 18444408404     PISSN: 15426580     EISSN: 15426580     Source Type: Journal    
DOI: 10.2202/1542-6580.1065     Document Type: Article

References (21)

1. Broyer, E., Bekker, A.Y. and Ritter, A.B., "Kinetics of the Pyrolysis of Chlorodifluoromethane", Ind. Eng. Chem. Res., Vol. 27, 208-211 (1988).
2. 5", J. Crystal Growth, Vol. 235, 596-602 (2002).
3. Chinoy, P.B. and Sunavala, P.D., "Thermodynamics and Kinetics for the Manufacture of Tetrafluoroethylene by the Pyrdlysis of Chlorodifluoromethane", Ind. Eng. Chem. Res., Vol. 26, 1340-1344 (1987).
4. Daikin Kogyo, Brit. Patent, 1061, 377, 1964.
5. Edwards, J.W. and Small, P.A., "Kinetics of the Chlorodifluoromethane", Ind. Eng. Chem. Fundam., Vol 4. No 4. 396-402 (1965).
6. Han, M., Kim, B.-S., Kim, C.-U. and Lee, J.-M., "Synthesis of Tetrafluoroethylene from the Pyrolysis of Chlorodifluoromethane in the Presence of Steam", J. Korean Ind. Eng. Chem., Vol.10, No. 2, 190-195 (1999).
7. Joubert, L., Picard, G., Silvi, B. and Fuster, F., "Electron Localization Function View of Bonding in Selected Aluminum Fluoride Molecules", J. Mol. Structure (Theochem), Vol. 463, 75-80 (1999).
8. Kim, S.-C., Kim, C.-U., Moon, S.-J., So, W.-W., Kim, S.-J. and Lee, J.-M., "Pyrolysis of R22(Difluoromonochloromethane) for TFE(Tetrafluoroethylene) Synthesis ; Dry Process", J. Korean Ind. Eng. Chem., Vol. 6, No. 6, 1134-1140 (1995).
9. Moon, D.J.,. Jung, J.J., and Ahn, B.S., "Pyrolysis of a Mixture of Trifluoromethane and Tetrafluoroethylene to Produce Hexafluoropropylene", J. Chem. Eng. Japan, in press (2003).
10. Moon, D.J., Chung, M.J., Kim, H., Kwon, Y.S., and Ahn, B.S., "Pyrolysis of Trifluoromethane to Produce Hexafluoropropylene", Ind. Eng. Chem. Res., Vol. 41, 2895-2902 (2002).
11. Moon, D.J., Kim, H., Ahn, B.S., Chung, M.J., Kwon, Y.S., "Preparation of Hexafluoropropylene from the Pyrolysis of Trifluoromethane and Tetrafluoroethylene", U.S. Patent, US 6,403,848 B1 (2002).
12. Moon, D.J., Chung, M.J., Kwon, Y.S., and Ahn, B.S., "Method of a Simultaneous Preparation of Hexafluoropropylene and Octafluorocyclobutane", U.S. Patent, in application (2002).
13. Moon, D.J., Jung, J.J, Lee, Y.J., Lee, S.D., and Ahn, B.S., "A Simultaneous Preparation of Tetrafluoroethylene and Hexafluorpropylene", U.S. patent, in application (2002).
14. th APPChE Congress & CHEMECA 2002, 146 (2002).
15. Moon, D.J., Chung, M.J., Kim, H.G., Kwon, Y.S., and Ahn, B.S., "Process for Preparing Hexafluoropyropylene from the Pyrolysis of Trifluoromethane and Tetrafluoroethylene", Korea Patent, 361, 585 (2000).
16. Revell, K.S., Brit. Patent, 983, 222, 1963.
17. Romelaer, R., Kruger, V., Baker, J.M. and Dolbier Jr,. W.R., "Pyrolyses of Chlorodifluoromethane and Trifluoromethane in the Presence of Hydrogen. Mechanism and Optimization of Reaction Conditions", J. Am. Chem. Soc., Vol. 123, 6767-6772 (2001).
18. Sung, D.J., Moon, D.J., Ahn, B.S., Kim, S.K., Lee, Y.J., Hong, S.G., and Hong, S.-I., "Pyrolysis of R22 over Cu-based catalysts", Applied Chemistry, Vol 6, No 1, 412-415 (2002).
19. Sung, D.J., Jung, J.J., Moon, D.J., Ahn, B.S., Lee, Y.J., Hong, S.G, and Hong, S.-I., "A study on the pyrplysis of Difluorochloromethane over Cu-based catalysts for synthesis of TFE(Tetrafluoroethylene)", Theories and Applications of Chem. Eng., Vol 8, No 2, 2449-2452 (2002).
20. 2HCl", J. Phys. Chem., Vol. 100, 15827-15833 (1996).
21. Venkateswarlu, Y. and Murti P.S., "Tetrafluorotehylene", Chem. Proc. Eng., Oct., 25-36 (1970).