Publication number: 20150122271
Abstract: A method of preparing a tobacco material for use in a smoking article is provided, including (i) mixing a tobacco material, water, and an additive selected from the group consisting of lysine, glycine, histidine, alanine, methionine, glutamic acid, aspartic acid, proline, phenylalanine, valine, arginine, di- and trivalent cations, asparaginase, saccharides, phenolic compounds, reducing agents, compounds having a free thiol group, oxidizing agents, oxidation catalysts, plant extracts, and combinations thereof; (ii) heating the mixture; and (iii) incorporating the heat-treated mixture into a smoking article as a smokable material. A smoking article in the form of a cigarette is also provided that includes a tobacco material pre-treated to inhibit reaction of asparagine to form acrylamide in mainstream smoke. Upon smoking, the smoking article is characterized by an acrylamide content of mainstream smoke that is reduced relative to an untreated control smoking article.
Type:
Application
Filed:
December 29, 2014
Publication date:
May 7, 2015
Inventors:
Gong Chen, Anthony Richard Gerardi, John-Paul Mua, Darrell Eugene Holton, JR., Daniel Verdin Cantrell, Frank Kelley St. Charles, Serban C. Moldoveanu, Paul Andrew Brinkley
Patent number: 8944072
Abstract: A method of preparing a tobacco material for use in a smoking article is provided, including (i) mixing a tobacco material, water, and an additive selected from the group consisting of lysine, glycine, histidine, alanine, methionine, glutamic acid, aspartic acid, proline, phenylalanine, valine, arginine, di- and trivalent cations, asparaginase, saccharides, phenolic compounds, reducing agents, compounds having a free thiol group, oxidizing agents, oxidation catalysts, plant extracts, and combinations thereof; (ii) heating the mixture; and (iii) incorporating the heat-treated mixture into a smoking article as a smokable material. A smoking article in the form of a cigarette is also provided that includes a tobacco material pre-treated to inhibit reaction of asparagine to form acrylamide in mainstream smoke. Upon smoking, the smoking article is characterized by an acrylamide content of mainstream smoke that is reduced relative to an untreated control smoking article.
Type:
Grant
Filed:
August 12, 2010
Date of Patent:
February 3, 2015
Assignee:
R.J. Reynolds Tobacco Company
Inventors:
Gong Chen, Anthony Richard Gerardi, John-Paul Mua, Darrell Eugene Holton, Jr., Daniel Verdin Cantrell, Frank Kelley St. Charles, Serban C. Moldoveanu, Paul Andrew Brinkley