A method of producing carbon tetrachloride includes providing a chloromethanes stream, combining the chloromethanes stream with chlorine and additional carbon tetrachloride to form a reaction mixture, wherein the reaction mixture includes at least stoichiometric levels of chlorine, introducing electromagnetic radiation to the reaction mixture and subjecting the reaction mixture to suitable reaction conditions to form product carbon tetrachloride, and collecting a product stream including the product carbon tetrachloride.

A method of producing carbon tetrachloride includes providing a chloromethanes stream, combining the chloromethanes stream with chlorine and additional carbon tetrachloride to form a reaction mixture, wherein the reaction mixture includes at least stoichiometric levels of chlorine, introducing electromagnetic radiation to the reaction mixture and subjecting the reaction mixture to suitable reaction conditions to form product carbon tetrachloride, and collecting a product stream including the product carbon tetrachloride.

A process for producing carbon tetrachloride comprising reacting i) chlorine, ii) a C.sub.1 chlorinated compound comprising 1 to 3 chlorine atoms, and iii) a carbon/second chlorine source, wherein the second chlorine source comprises a range of multichlorinated C.sub.3 hydrocarbons, said range being obtained as waste products from the industrial production of 1,1,1,2,3-pentachloropropane and/or 1,1,3,3-tetrachloropropene.

A process for producing carbon tetrachloride comprising reacting i) chlorine, ii) a C.sub.1 chlorinated compound comprising 1 to 3 chlorine atoms, and iii) a carbon/second chlorine source, wherein the second chlorine source comprises a range of multichlorinated C.sub.3 hydrocarbons, said range being obtained as waste products from the industrial production of 1,1,1,2,3-pentachloropropane and/or 1,1,3,3-tetrachloropropene.

A process for producing carbon tetrachloride comprising reacting i) chlorine, ii) a C.sub.1 chlorinated compound comprising 1 to 3 chlorine atoms, and iii) a carbon/second chlorine source, wherein the second chlorine source comprises a range of multichlorinated C.sub.3 hydrocarbons, said range being obtained as waste products from the industrial production of 1,1,1,2,3-pentachloropropane and/or 1,1,3,3 -tetrachloropropene.

A process for producing carbon tetrachloride comprising reacting i) chlorine, ii) a C.sub.1 chlorinated compound comprising 1 to 3 chlorine atoms, and iii) a carbon/second chlorine source, wherein the second chlorine source comprises a range of multichlorinated C.sub.3 hydrocarbons, said range being obtained as waste products from the industrial production of 1,1,1,2,3-pentachloropropane and/or 1,1,3,3 -tetrachloropropene.

The present invention provides improved processes for preparing halogenated alkanes. The processes comprise reacting an alkene, a halogenated alkene, or combinations thereof and a halogenated methane with at least one chlorine atom, while using an absorption device.

A chlorinolysis process for producing carbon tetrachloride comprising providing a chlorination zone at an operating temperature of from 400 to 600 C. with i) chlorine, ii) a C1 chlorinated compound comprising 1 to 3 chlorine atoms and iii) a carbon/second chlorine source to produce a reaction mixture, and, after a residence time, extracting a product mixture from the chlorination zone, the product mixture comprising carbon tetrachloride and optionally perchloroethylene, wherein the product mixture comprises a higher molar content of carbon tetrachloride than perchloroethylene, if present.

A chlorinolysis process for producing carbon tetrachloride comprising providing a chlorination zone at an operating temperature of from 400 to 600 C. with i) chlorine, ii) a C1 chlorinated compound comprising 1 to 3 chlorine atoms and iii) a carbon/second chlorine source to produce a reaction mixture, and, after a residence time, extracting a product mixture from the chlorination zone, the product mixture comprising carbon tetrachloride and optionally perchloroethylene, wherein the product mixture comprises a higher molar content of carbon tetrachloride than perchloroethylene, if present.

A method of producing carbon tetrachloride, the method comprising the step of reacting chlorine with chloroform in the presence of electromagnetic radiation within a reaction mixture that includes the chlorine, the chloroform, and carbon tetrachloride, where the concentration of chloroform is less than 5000 ppm by weight relative to the weight of the reaction mixture, where the reaction mixture includes at least stoichiometric levels of chlorine relative to chloroform, where the electromagnetic radiation creates chloride radicals, and where the reaction mixture is well mixed.