| 摘要 |
DESCRIBED IS A METHOD FOR THE PREPARATION OF A CHRONIUM-FREE CATALYST COMPRISING Cu AND AT LEAST ONE SECOND METAL IN METALLIC OR OXIDIC FORM, COMPRISING THE STEPS OF A) PREPARING A FINAL SOLUTION COMPRISING IONS OF Cu AND OF AT LEAST ONE SECOND METAL, SAID FINAL SOLUTION ADDITIONALLY COMPRISING IONS OF A COMPLEXING AGENT AND HAVING A pH OF ABOVE 5; B) CONTACTING SAID FINAL SOLUTION WITH INERT CARRIER TO FORM A FINAL SOLUTION/CARRIER COMBINATION; C) OPTIONALLY, DRYING THE FINAL SOLUTION/CARRIER COMBINATION; D) CALCINING THE FINAL SOLUTION/CARRIER COMBINATION OBTAINED IN STEP C) OR D) TO YEILD Cu AND THE AT LEAST ONE SECOND METAL IN OXIDIC FORM; AND E) REDUCING AT LEAST PART OF THE THUS OBTAINED OXIDIC Cu ON THE CARRIER. FURTHER, A CATALYST OBTAINABLE BY THE SAID METHOD AS WELL AS USES THEREOF ARE DESCRIBED. |
