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US 4,379,464 AGranted
Cooked flavors for smoking products
AssigneePhilip Morris Incorporated
InventorsD. Louise Wu, James W. Swain
Life of this patent
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Abstract
Reducing sugars are reacted with ammonium hydroxide or ammonium salts in the presence of a trace amount of certain amino acids to produce reaction flavors for use in smoking compositions and particularly those having a high content of tobacco stems.
Claims12
A process for preparing a reaction flavor product which comprises the following steps:
- (a) preparing a mixture of a reducing sugar and ammonium hydroxide wherein the weight ratio of reducing sugar to ammonium hydroxide is in the range of 5-15:1;
- (b) adding a trace amount of a compound selected from the group consisting of an amino acid and a monoamide thereof to said mixture of step (a), wherein the ratio of reducing sugar to said compound is in the range of 200-300:1;
- (c) heating said mixture to a temperature in the range of 90.degree. to 105.degree. C.;
- and thereafter
- (d) cooling said mixture to room temperature.
2 more elements
Dependencies are inferred from the claim text.