A PROCESS FOR CONTINUOUSLY PRODUCING 3-ISOTHIAZOLINONE DERIVATIVES AND INTERMEDIATE PRODUCTS THEREOF

摘要

the present invention has four steps , i.e. sulfuration , purification , amination and chlorination continuously performed to the included , provides a method for continuously producing a 3- benzisothiazolinone derivatives and their intermediates . As compared with the conventional batch process , the present invention reduces the production apparatus, to reduce the energy consumption , because it simplifies the work , and to simplify the operation , it is suitable for mass production . ;