447 



4,830,028 



11 12 



6 and C-2. corresponding lo tlie sample of filler malerial Sample No. 7 is provided by injecting about 10 mg of 



from which each cigarette is manufactured. the previously described 11 mixture of cthanolnicotine 



The filler material employed in providing the tobacco into a cigarette designated as Sample No. 6 usmg :i 



rod is in the form of strands cut at about 32 cuts per syringe in the manner previously described The ciga- 



inch The initial Tiller malerial includes a blend of about 5 rette so provided comprises a nicotine levulinaie addi- 



43 percent burley tobacco, about 6 percent flue-cured tive as well as an exogenous nicotine additive 



tobacco, about 19 percent reconstituted tobacco male- The various cigarettes are smoked under FTC condi- 



rial. and about 32 percent Turkish tobacco The blend lions Data concerning (i) FTC "tar, " FfC nicotine and 



has an aqueou.s casing of glycerin and flavors applied FTC carbon monoxide, (i) the "tarVnicoiine ratio, (iii) 



thereto. 10 tobacco nicotine, and (iv) puff count for Sample Nos. 



Four lots of the cut filler blend, each lot weighing 940 4-6 and C-2 are presented in Table II In addition, data 



g, are provided The first lot is treated with 60 g of the concerning the pH of the mainstream aerosol for Sam- 



l-nicotine levulinaie additive. The second lot is treated pie Nos. 4-6. C-2 and C-3 are presented in Table II. 



TABLE II 



•ntll .in c»-t'«ple yl lilt invcolH'ii 



' 'Sec 7.ihlc I f-iiiKiit* !-4 tiApi-cii^iIy 



^Sniolit rH ir dcicfniincd UMiip iIk- let hnii|uf^ di-wnhcd hv Svn^bjucli cT al in T(*a«.o Svicotc. Vol XI. pp 25- "' (I'H.T) Thv pt.-M'niol 



minimiiin and ina»iiiiiifn pll v.^liic for i.-3Cli tipnrcit* aic ilitr cakulaii-rt ^iveragc ol pc( pgfT ininimum and niaiim.ini ialui-> .ihiaiiK..d Iki a nuinK-i 



nf puIN per ciCJifclii; fur Sjmplc No* J.5 and C.J. llh: numtier iif ptilf* used 10 talciilalf ihc avcmcc pH \-alue* le 7 For SanipU- Nnv ^alKlC.•. 



ihc numlKT of fmlh um.i1 m eakulaic ilii; averofc pll v3lue« t* n 



with 140 g of the 1-nicotine levulinaie additive. The The data in Table 11 indicate that the various ciga- 



third lot is treated wiih 2U0 g of the I -nicotine levulinaie relies exhibit increased FTC nicoline values as the level 



additive The fourth lol is not treated with the l-nico- 30 of l-nicotine levulinaie is increased. In addition. Ihc 



tine levulinaie additive and is employed for comparison FTC "tar" to nicotine ratios for the samples decrease as 



purposes. the level of l-nicotine levulinaie is increased The vari- 



The l-nicotine levulinaie additive is applied to cut ous cigarettes each exhibit similai "tar" deliveries, car- , / | 



filler as a spray using a hand sprayer lo apply a 1:1 bon monoxide deliveries and puff counls. Further, the . '^j^'* , ..i.-' 



mixture of water and additive. 35 samples of the invention (i.e., Sample Nos. 4-6) exhibit ' ^i^*'"'' 



Each of the four lots are separately placed in sealed a pH of the whole smoke lo wer than lliiil of the sample ^ i V'_ ' ■ 



plastic bags and stored at 70" F. for 2 days Then, the not having the e-xogenousiaaSilion. Ihe pH of Ihe whole ^piA '^-"i-)" 



four lots are each mixed with about 1,060 g of a cut filler smoke of Sample No. C-3 is very much higher than thai (Kf^^ 



mixture of about 35 parts volume expanded burley to- of any of the other samples. • S^ 



bacco and about 65 parts volume expanded flue-cured 40 Evaluations of Ihe organoleptic properties of Sample ■y''^ 



tobacco. The volume expanded cut filler mixture is Nos. 5. 6 and C-2 indicale that the cigarette having 10 



added lo each lol using a mixing drum in order lo pro- percent salt additive (i.e.. Sample No 6) exhibits greater 



vide a well mixed hienil having a nioislure conlcni of impact and smoothness as well as less harshness than Ihe 



about 12 percent lo about 13 percent. The resulting cigarette not having Ihe sail additive (i e.. Sample No. 



blend provided from the firsi lol of filler material has 45 C-2). All cigarettes sampled provide good tobacco taste 



about 3 percent of the l-iiicoline levulinaie salt applied and do not exhibit a perceivable chemical off-lasle or 



thereto and is designated .-IS Sample No. 4. The rcsulling non-cigarelte taste. Surprisingly, Sample No 5 is not 



blend provided from the second lol of filler malerial has significantly different organoleplicnily from Sample 



aboul 7 percent of Ihe 1-iiicoline Ivvulinate sail applied No. C-2 in lerms of impact, smoothness, harshness and 



thereto and is designated as Sample No. 5 The resulting 50 overall taste even though the sample provides a higher 



blend provided from the third lol of filler material h.ns level of FTC nicotine than the comparative sample 



aboul 10 percent of the 1-nicotiiie levulinaie s;ilt applied Sample No. C-3 is extremely harsh and is not palatable, 



thereto and is designated as Sample No 6. The resulting However, Sample No 7 surprisingly exhibils a smooth 



blend provided from the fourth lol of filler malerial is smoking character and is palatable, even though the 



not treated with the l-nicotine levulinaie sail additive, is 55 sample has a relatively high level of exogenous nicotine 



employed for comparison purpostis and is designated as incorporated therein. 



Sample No. C-2. What is claimed is: 



For comparison purposes. Sample No. C-3 is pre-^ 1. A cigarette having incorporated therein as an addi- 



pared. Sample No C-3 is provided by :idding nicotine tive at le.ist one salt consisting of nicoline and an or- 

 10 a cigarette designated as Sample No C-2 In pariicu- 60 ganic acid, wherein al least one of the salts has a molar 



lar. about 30 mg of a 11 mixture of ethanol and 85 ratio of nicoline lo organic acid of 1:3. and al least one 



perceni pure l-nicotine is injected into the cigarette in of the salts is a sail of nicoline and a gamma keto ali- 



order to provide a nicotine content of aboul 3 92 per- pliatic monocarboxylic acid 



cenl to Ihe cigarette. The nicotine/ethaiiol inixiure is 2. The cigarette of claim I wherein the ratio of FTC 

 incorporated into Ihe tobacco rod by inserting a syringe 65 "lar" to FTC nicotine thereof ranges from about 3 to 



into the lighting enti of Ihe rod and slowly pulling Ihe aboul 6. 



syringe from Ihe rod while injecling the mixture inlo J. A cigarette having nicotine levulinaie incorporated 



Ihe rod. therein ;is an additive 



