Patent ID: 9732040
Date: 2017-08-15
CPC Classifications: B01J,C07D

Claim:
1. A process comprising: a) acidifying a carbohydrate to a pH below 2; b) heating the mixture from step a) to a temperature from about 60° C. to about 100° C.; c) adding a catalyst comprised of ammonium and sulfite compounds to the mixture from step b) over a time from about 10 minutes to about 200 minutes; d) heating the mixture from step c) to a temperature from about 121° C. to about 140° C. and to a pressure of about 4.5 Kg/cm e) maintaining the mixture of step d) at a temperature from about 121° C. to about 140° C. and a pressure of about 4.5 Kg/cm