| abstract |
METHOD TO MAKE METHYL ISOBUTYL KETONE AN D111SOBUTYL KETONE 5 AN IMPROVED METHOD FOR THE MANUFACTURE OF MIBK AND DIBK FROM DMK AND/OR IPA, BY REACTING, IN THE PRESENCE OF AN ALDOL CONDENSATION CATALYST, A GASEOUS MIXTURE COMPRISING HYDROGEN AND DMK AND/OR IPA. THE IMPROVEMENT IS THE USE OF A REACTION PRESSURE GREATER THAN 207 KPA (30 PSIG) TO INCREASE THE RATIO OF MIL3K TO DIBK, IN ADDITION A METHOD FOR THE MANUFACTURE OF MIBK AND DIBK BY REACTING, IN THE PRESENCE OF AN ALDOLL CONDENSATION IO CATALYST, A GASEOUS MIXTURE CONSISTING ESSENTIALLY OF DMK AND/OR IPA AND OPTIONALLY WATER. |