Low 4-methylimidazole caramel color class IV production
US11058127B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 3, 2015 |
| Grant date | Jul 13, 2021 |
| Priority date | — |
| Expiry date | Jul 20, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA23G3/32
- WIPO fieldFood chemistry
- WIPO sectorChemistry
Abstract
A process of making a caramel color comprising a) mixing a carbohydrate with an ammonia compound and a sulfite compound and at pH from just greater than about 4.0 to about 6.0; and b) heating of the mixture from step a) in a sealed vessel to a temperature of from about 120° C. to about 137° C. and maintaining a temperature in said range for at least about 2 hours, said time and temperature being sufficient to yield a product having a color level of at least about double strength and a level of 4-MeI of less than about 20 ppm, is provided. Also provided is a process of ramped heating which results in a similar caramel color product.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.