Low 4-methylimidazole (4-Mel) caramel color class IV production
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United States of America Patent
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Aug 15, 2017
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app pub date -
Jan 31, 2014
filing date -
Jan 31, 2014
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Abstract
The application pertains to 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 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/cm2 to about 5.3 Kg/cm2 over a time from about 15 minutes to about 90 minutes; and 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/cm2 to about 5.3 Kg/cm2 over a time from about 1 minute to about 300 minutes.
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