Tobacco – Tobacco treatment
Patent
1991-04-25
1994-05-03
Millin, V.
Tobacco
Tobacco treatment
131359, A24B 1510
Patent
active
053078217
ABSTRACT:
The present invention relates to a method for producing a tobacco raw material having at least a part of its surface coated with a silical gel, which comprises adding silica sol to the tobacco raw material and subjecting the silical gel to gelation.
REFERENCES:
patent: 1808707 (1931-06-01), Wiggins
patent: 2007407 (1935-07-01), Sadtler
patent: 4915117 (1990-04-01), Ito
patent: 5017354 (1991-05-01), Simms et al.
Condensed Chemical Dictionary, Tenth Edition, 1977 p. 266.
Katayama Yoshinori
Kijimuta Hitoshi
Misuda Katsutoshi
Numata Kouichi
Samejima Toshiro
Asahi Glass Company Ltd.
Doyle J.
Japan Tobacco Inc.
Millin V.
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