CN107043788A - A kind of method and its application that fig flavor is prepared based on bio perfume (or spice) - Google Patents

A kind of method and its application that fig flavor is prepared based on bio perfume (or spice) Download PDF

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CN107043788A
CN107043788A CN201710206467.5A CN201710206467A CN107043788A CN 107043788 A CN107043788 A CN 107043788A CN 201710206467 A CN201710206467 A CN 201710206467A CN 107043788 A CN107043788 A CN 107043788A
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flavor
cigarette
perfume
extract
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戚新平
魏敏
陈义坤
罗诚浩
李冉
庞哲
潘曦
宋旭艳
郭国宁
岳海波
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China Tobacco Hubei Industrial LLC
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    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12PFERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
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    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24BMANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
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    • A24B3/12Steaming, curing, or flavouring tobacco
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    • C12N1/00Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
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Abstract

The present invention provides a kind of method and its application that fig flavor is prepared based on bio perfume (or spice), raw Raoul bacterium (Raoultella planticola VP4 4) microbe conversion fig Aqueous extracts are planted using aroma former, the macromolecular substances such as the polysaccharide in degraded, conversion fig crude extract are small molecule flavor matter or flavor precursor, improve fragrance-quality;Applied in cigarette, cigarette perfume quality can be effectively improved, with the fragrance such as milk, really fragrant and sweet, cigarette perfume can be enriched, the style and features of prominent Yellow Crane Tower brand cigarette overcome fig flavor in cigarette using the defect that excitant is big, miscellaneous gas is heavy, pleasant impression is not net.

Description

A kind of method and its application that fig flavor is prepared based on bio perfume (or spice)
Technical field
The present invention relates to tobacco aromaticss technical field, specifically a kind of method that fig flavor is prepared based on bio perfume (or spice) And its application.
Background technology
In tobacco product, it should ensure that flue gas organoleptic quality, including fragrance, concentration, excitant, miscellaneous gas, pleasant impression etc. are comprehensive Index is closed, ensures the less harmful of cigarette again.Natural feature tobacco aromaticss are added in tobacco, drop evil can be played with mending The effect of fragrance is repaid, demand of the consumer for natural prodcuts can be also met.Charging perfuming technology is to improve cigarette product quality It is to construct cigarette unique taste and style with the pith of the market competitiveness, realizes the most important hand of product quality differentiation One of section, is the important means for stablizing cigarette smoking quality;It is production of cigarettes key technology, obtains characteristic charging perfuming material, With very real meaning.And there is miscellaneous gas weight, thorn with the crude extract that natural additive is typically plant water extraction or alcohol extracting in cigarette Swash that property is big and the suction taste defect such as mouthfeel discomfort.
Fig also known as reflect day fruit, syconium and mamoncillo etc., category Moraceae Ficus deciduous tree or shrub fruit, thin skin without Core, meat is soft, nutritious.The fruit of fig is rich in glucose, fructose, amino acid, vitamin and mineral element etc..Nothing Flowers and fruits spices can improve cigarette odor-absorbing, mitigate excitant and plentiful flue gas, assign a kind of unique fragrance of cigarette, and can be with volume Cigarette perfume taste harmony, its application in cigarette charging is quite extensive.
But because fig medicinal extract contains polysaccharide macro-molecular, therefore there is in cigarette the big counter productive of excitant.This Inventor has found during the present invention is realized by research:Aroma former plants raw Raoul bacterium (Raoultella Planticola VP4-4) be can be by sugar or oxidation of ethanol into a class bacterium of the sour Studies of The Aromatic Substances such as acetic acid, it can consume carbohydrate Macromolecular, eliminates the negative effect of these macromolecular complex confrontation cigarette, at the same transform portion material generation vanillic aldehyde and other Fragrance matter, and the fragrance matter produced can play a part of increase delicate fragrance note and elegant sense in cigarette, can coordinate with Strengthen the style and features of " Yellow Crane Tower " brand cigarette.
In the prior art, with the raw Raoul bacterium fermentation fig crude extract of aroma former plant, the macromolecular such as conversion, degradation of polysaccharide Material, generation small molecule flavor matter or flavor precursor, enrich fragrance, reduce fig flavor stimulating component, improve fragrant Gas quality;Apply, coordinate with flue gas in cigarette, reduce flue gas excitant, with the fragrance such as milk, really fragrant and sweet, cigarette can be enriched Perfume (or spice), improves cigarette perfume quality, protrudes the style and features of Yellow Crane Tower brand cigarette, and overcoming fig flavor to be applied in cigarette has stimulation Property the unnet defect of big, miscellaneous gas weight, pleasant impression, there is not been reported.
The content of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of method for preparing fig flavor based on the fragrant technology of bio And its application, raw Raoul bacterium (Raoultella planticola VP4-4) microbe conversion fig water is planted using aroma former The macromolecular substances such as the polysaccharide in extract, degraded, conversion fig crude extract are small molecule flavor matter or flavor precursor, are carried High fragrance-quality;Applied in cigarette, cigarette perfume quality can be effectively improved, with the fragrance such as milk, really fragrant and sweet, cigarette perfume can be enriched, The style and features of prominent Yellow Crane Tower brand cigarette, overcome fig flavor to apply big excitant, miscellaneous gas weight, pleasant impression in cigarette not Net defect.
The present invention provides a kind of method that fig flavor is prepared based on bio perfume (or spice), comprises the following steps:
(1) preparation of fig crude extract:By fig and water by weight 1:20~50 are well mixed, 90~100 DEG C Refluxing extraction 1~3 time, 3~5 hours every time, suction filtration, merging filtrate obtained fig extract;
(2) actication of culture:Raw Raoul bacterium (Raoultella planticola VP4-4) will be planted and be inoculated into solid slope On culture medium, activated spawn is obtained after 28~40 DEG C, 24~96h of quiescent culture, is placed in 4 DEG C of refrigerators;
Described plant life Raoul bacterium (Raoultella planticola VP4-4), preserving number is CCTCC M 2012005, it is preserved in China typical culture collection center, preservation address on January 11st, 2012:Wuhan, China Wuhan is big Learn;
(3) seed culture fluid is prepared:By step 2) obtained by slant culture, seed culture medium is inoculated into, 28~40 DEG C, 24~96h of shaken cultivation under the conditions of 100~150r/min, continuously transfer 1~3 time, seed culture fluid be made;
(4) microbial fermentation of fig extract:By the seed culture fluid of above-mentioned steps (3), by volume 15~ 30% is inoculated into above-mentioned steps 1) fig extract in, the tinning amount of the filtrate after inoculation is 40~70%, pH5~7,28 ~40 DEG C, 100~120r/min of mixing speed ferments 1~6 day under the conditions of lucifuge, obtains fermented fig liquid;
(5) alcohol precipitation is purified:By step 4) fermented fig liquid be concentrated into relative density 1.1~1.3, pressed with 95% ethanol Mass ratio 1:3~5 mixing, stand overnight, and 4000~10000r/min centrifuges 5~20min, take supernatant, 55~65 DEG C of decompressions The fig medicinal extract that relative density is 1.0~1.2 is concentrated into, is the fig flavor prepared based on the fragrant technology of bio.
Further, described slant medium composition is:Soya bean juice 125mL, xylose 20g/L, agar 15g/L.
Further, described seed culture medium composition is:Xylose 45g/L, dusty yeast 8g/L, sodium chloride 4g/L.
The present invention provides a kind of fig flavor prepared based on the fragrant method of above-mentioned bio.
The present invention also provides a kind of application of fig flavor based on the fragrant method preparation of bio in cigarette shreds, institute State fig flavor to add in cigarette shreds as natural tobacco additive, addition is 1/1000000th~the 3 of tobacco quality, Coordinate with flue gas, with the fragrance such as milk, really fragrant and sweet, cigarette perfume can be enriched, improve cigarette perfume quality, prominent Yellow Crane Tower brand cigarette Style and features, overcome fig flavor in cigarette using the defect that excitant is big, miscellaneous gas is heavy, pleasant impression is not net.
Beneficial effects of the present invention:Fig is first carried out aqueous solution refluxing extraction active ingredient by the present invention, then with without flower Fruit extract solution is substrate, and planting raw Raoul bacterium ((Raoultella planticola VP4-4)) through aroma former ferments, degraded, Convert the macromolecular substances in fig extract, generation small molecule flavor matter and fragrance precursor material, reduce excitant into Point, with the abundant fragrance such as milk, really fragrant and sweet, improve flavouring essence quality;Apply, coordinate with flue gas in cigarette, reduction flue gas thorn Swash property, with the fragrance such as milk, really fragrant and sweet, cigarette perfume can be enriched, there is back sweet tea sense, improve cigarette perfume quality, enhancing Yellow Crane Tower brand volume The style and features of cigarette, overcome fig flavor in cigarette using the defect that excitant is big, miscellaneous gas is heavy, pleasant impression is not net.
Present invention process mild condition, product yield is high, and plant material used has that natural environmental-protective is harmless, nutrition is rich Rich the advantages of, fig flavor is overcome in cigarette using the larger, defect that miscellaneous gas is heavier of stimulation, manufacturing condition temperature With, with commercial Application convert prospect.
Embodiment
The technical scheme in the present invention is clearly and completely described below by specific embodiment.It should be appreciated that Specific embodiment described by this part can only be used to explain the present invention, be not intended to limit the present invention.
Embodiment 1
A kind of method for preparing fig flavor based on the fragrant technology of bio, comprises the following steps:
(1) preparation of fig extract:By fig and water by weight 1:25 are well mixed, 92 DEG C of refluxing extractions 3 Secondary, 3 hours every time, suction filtration, merging filtrate obtained fig extract;
(2) actication of culture:Raw Raoul bacterium (Raoultella planticola VP4-4) will be planted and be inoculated into solid slope On culture medium, activated spawn is obtained after 28 DEG C, quiescent culture 32h, is placed in 4 DEG C of refrigerators;
(3) seed culture fluid is prepared:By step 2) obtained by slant culture, be inoculated into seed culture medium, 30 DEG C, Shaken cultivation 30h under the conditions of 100r/min, it is continuous to transfer 2 times, seed culture fluid is made;
(4) microbial fermentation of fig extract:By the seed culture fluid of above-mentioned steps (3), by volume 12.5% Be inoculated into above-mentioned steps 1) fig extract in, the tinning amount of the filtrate after inoculation is 45%, pH5.5,30 DEG C, stirring speed Fermented 1.5 days under the conditions of degree 100r/min, lucifuge, obtain fermented fig liquid;
(5) alcohol precipitation is purified:By step 4) fermented fig liquid be concentrated into relative density 1.15, with 95% ethanol press quality Than 1:3 are well mixed, and stand overnight, 5000r/min centrifugation 15min, take supernatant, and 60 DEG C are concentrated under reduced pressure into relative density and are Fig flavor prepared by 1.13 fig medicinal extract, as bio perfume.
Described slant medium is constituted:Soya bean juice 125mL, xylose 20g/L, agar 15g/L.
Described seed culture medium is constituted:Xylose 45g/L, dusty yeast 8g/L, sodium chloride 4g/L.
Embodiment 2
A kind of method that fig flavor is prepared based on bio perfume (or spice), is comprised the following steps:
(1) preparation of fig extract:By fig and water by weight 1:30 are well mixed, 95 DEG C of refluxing extractions 2 Secondary, 4 hours every time, suction filtration, merging filtrate obtained fig extract;
(2) actication of culture:Raw Raoul bacterium (Raoultella planticola VP4-4) will be planted and be inoculated into solid slope On culture medium, activated spawn is obtained after 32 DEG C, quiescent culture 48h, is placed in 4 DEG C of refrigerators;
(3) seed culture fluid is prepared:By step 2) obtained by slant culture, be inoculated into seed culture medium, 32 DEG C, Shaken cultivation 36h under the conditions of 110r/min, it is continuous to transfer 3 times, seed culture fluid is made;
(4) microbial fermentation of fig extract:By the seed culture fluid of above-mentioned steps (3), 18% connect by volume Kind arrive above-mentioned steps 1) fig extract in, the tinning amount of the filtrate after inoculation is 55%, pH6,32 DEG C, mixing speed Fermented 2.5 days under the conditions of 110r/min, lucifuge, obtain fermented fig liquid;
(5) alcohol precipitation is purified:By step 4) fermented fig liquid be concentrated into relative density 1.14, with 95% ethanol press quality Than 1:4 are well mixed, and stand overnight, 6000r/min centrifugation 10min, take supernatant, and 65 DEG C are concentrated under reduced pressure into relative density and are Fig flavor prepared by 1.16 fig medicinal extract, as bio perfume.
Described slant medium is constituted:Soya bean juice 125mL, xylose 20g/L, agar 15g/L.
Described seed culture medium is constituted:Xylose 45g/L, dusty yeast 8g/L, sodium chloride 4g/L.
A kind of method that fig flavor is prepared based on bio perfume (or spice) of embodiment 3, is comprised the following steps:
(1) preparation of fig extract:By fig and water by weight 1:45 are well mixed, 96 DEG C of refluxing extractions 1 Secondary, 5 hours, suction filtration, merging filtrate obtained fig extract;
(2) actication of culture:Raw Raoul bacterium (Raoultella planticola VP4-4) will be planted and be inoculated into solid slope On culture medium, activated spawn is obtained after 38 DEG C, quiescent culture 72h, is placed in 4 DEG C of refrigerators;
(3) seed culture fluid is prepared:By step 2) obtained by slant culture, be inoculated into seed culture medium, 38 DEG C, Shaken cultivation 72h under the conditions of 120r/min, it is continuous to transfer 2 times, seed culture fluid is made;
(4) microbial fermentation of fig extract:By the seed culture fluid of above-mentioned steps (3), 22% connect by volume Kind arrive above-mentioned steps 1) fig extract in, the tinning amount of the filtrate after inoculation is 50%, pH7,38 DEG C, mixing speed Fermented 4.2 days under the conditions of 120r/min, lucifuge, obtain fermented fig liquid;
(5) alcohol precipitation is purified:By step 4) fermented fig liquid be concentrated into relative density 1.18, with 95% ethanol press quality Than 1:5 are well mixed, and stand overnight, 8000r/min centrifugation 6min, take supernatant, and 70 DEG C are concentrated under reduced pressure into relative density and are Fig flavor prepared by 1.312 fig medicinal extract, as bio perfume.
Described slant medium is constituted:Soya bean juice 125mL, xylose 20g/L, agar 15g/L.
Described seed culture medium is constituted:Xylose 45g/L, dusty yeast 8g/L, sodium chloride 4g/L.
The sensory evaluation of test example 1
The fig flavor that embodiment 1-3 is prepared based on the fragrant technology of bio by tobacco quality than 1/1000000th, hundred 2/10000ths, 3/1000000ths are respectively added to during certain middle-grade cigarette brand cuts filler, and pipe tobacco loads hermetic bag, is placed on baking oven In 80 DEG C of constant temperature 30min, it is suitable to water content, roll into cigarette, be put into climatic chamber (22 DEG C+1, relative humidity be 48h 60%+2%) is balanced, asks the expert group of smokeing panel test to be smoked panel test.
Smoked panel test repeatedly through the group of smokeing panel test, Analyses Methods for Sensory Evaluation Results such as table 1 shows:The present invention bio perfume prepare without flower Fruity material, at addition 1/1000000th~3, coordinates with flue gas, with the fragrance such as milk, really fragrant and sweet, can enrich cigarette perfume, energy Flue gas excitant is reduced, preferably, flue gas is soft for pleasant impression, increase throat comfortableness, hence it is evident that improving fig extract makes flue gas Stimulate and become suction taste defect that is big, having miscellaneous gas.
The sensory evaluation for the fig flavor that table 1. is prepared based on the fragrant technology of bio
The volatile ingredient gaseous mass spectrum contrasting detection of test example 2 is analyzed
It is (hereinafter referred to as right to the fig flavor and fig crude extract prepared based on the fragrant technology of bio using GC/MS According to) carry out aroma volatile GC/MS comparative analyses.
(1) Simultaneous distillation-extraction
Fig flavor or its control prepared by the fragrant technology of 5g bios is fitted into round-bottomed flask, adds 400mL water, uses Electric jacket is heated to adding 200mL dichloromethane in boiling, the round-bottomed flask of opposite side, and 60 DEG C of water-bath boilings treat middle point There is timing extraction 4h after layering in liquid level at liquid pipe.After extraction terminates, anhydrous sodium sulfate, mistake are added into dichloromethane extract At night, 1mL is filtered and concentrated to, concentrate is used to carry out GC/MS analyses.
(2) GC/MS is analyzed:HP-5MS (50m × 0.25mm × 0.25 μm) capillary column;Injector temperature:250℃;Shunting Than 25:1;Carrier gas:He, 1mL/min;Heating schedule:It is raised to 250 DEG C (5min) with 5 DEG C/min from 50 DEG C (1min);Transmission line temperature Degree:250℃;Ion gun:EI sources;Electron energy:70eV;Scanning range:50~550amu;Use WILEY and MINILAB spectrums storehouse Retrieved.
(3) aroma volatile comparative analysis
Analysis of aroma components is carried out by the GC/MS fig flavors prepared to the fragrant technology of the bio of the present invention, from table 1 As can be seen that (1) Fructus Fici extract identifies 34 kinds of volatile ingredients altogether, including 11 kinds of esters, 4 kinds of acids, 2 kinds of aldehydes, 2 kinds of alkenes and other alkanes, alcohols, ketone etc.;And the fig flavor prepared based on the fragrant technology of bio of the present invention is total to Identify 52 kinds of volatile ingredients, including 15 kinds of esters, 8 kinds of acids, 7 kinds of alcohols, 4 kinds of ketone, 5 kinds of alkenes and pyrazoles, furans, Thiazole etc..Aroma volatile increases, more rich.(2) the newly-increased volatilization of fig flavor prepared based on the fragrant technology of bio Property 36 kinds of composition, the wherein percentage contents of 3- hydroxy-2-butanones are 48.6891%, with strong cream, fat, white There is pleasant milk fragrance after de- sample fragrance, high dilution, 4-methyl-2 pentanone has pleasant ketone sample fragrance, 3- hydroxyls Base ethyl butyrate is in fruity, grape is fragrant, green grass or young crops is fragrant and white wine is like fragrance, and phenmethylol has faint fragranced, and octyl formate has Fresh and sweet fruit aroma, benzyl carbinol has soft, happy and lasting rose fragrance, and cibetone has strong in extreme dilution Happy musk odor, (3) compared with the control, volatile ingredient percentage contents are increased myristic acid, adds 30 Times, from 0.1101% to 3.3854%, myristic acid has soft flue gas to act on, and with cigarette perfume harmony, improves the local flavor of sweet tea and alcohol sum, Ethyl palmitate relative quantity increases 8 times, from 0.3730% to 2.6269%, in faint wax perfume, the fruit rank of nobility and butter aroma;(4) Compared with the control, aroma volatile percentage contents reduce or disappear have furfural, ethylbenzene, phenylacetaldehyde, damascenone, 2, 4- di-tert-butylphenols, pentadecanoic acid, palmitic acid, diisobutyl phthalate, linoleic acid, phthalic acid list ethylhexyl Ester, 2,2'- di-2-ethylhexylphosphine oxides-(4- methyl-6-tert-butylphenols) etc., wherein palmitic acid have increase flue gas sweet taste, wax taste, richness Effect, but harsh feeling and excitant can be brought simultaneously, other are such as diisobutyl phthalate, phthalic acid list ethyl hexyls The disappearance of the macromolecular substances such as base ester, reduces the excitant in flue gas.In general, it may be possible to because aroma former is to without flower Conversion, decomposition, oxidation of fruit extract solution etc. are acted on so that some macromolecular substances are resolved into before small molecule aroma component or fragrance Body thing, or even thoroughly Degradation and Transformation, the resulting fig flavor prepared based on the fragrant technology of bio, big molecular impurity are subtracted It is few, coordinate with flue gas, with the fragrance such as strong milk, really fragrant and sweet, cigarette perfume can be enriched, flue gas excitant can be reduced, pleasant impression is preferable, Flue gas is soft, increase throat comfortableness, hence it is evident that improving fig extract makes flue gas stimulate the suction taste that change is big, have miscellaneous gas to lack Fall into.
Fig flavor of the table 1. based on the fragrant technology preparation of bio and the volatile ingredient GC/MS comparative analyses compareed
Phenylethyl propionate is designated as in table 1;"/" represents not detect.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any Belong to those skilled in the art the invention discloses technical scope in, the change or replacement that can be readily occurred in, all should It is included within the scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.

Claims (5)

1. a kind of method that fig flavor is prepared based on bio perfume (or spice), it is characterised in that:Comprise the following steps:
(1) preparation of fig crude extract:By fig and water by weight 1:20~50 are well mixed, 90~100 DEG C of backflows Extract 1~3 time, 3~5 hours every time, suction filtration, merging filtrate obtained fig extract;
(2) actication of culture:Raw Raoul bacterium (Raoultella planticola VP4-4) will be planted and be inoculated into solid slope culture On base, activated spawn is obtained after 28~40 DEG C, 24~96h of quiescent culture, is placed in 4 DEG C of refrigerators;
Described plant life Raoul bacterium (Raoultella planticola VP4-4), preserving number is CCTCC M 2012005, China typical culture collection center, preservation address are preserved on January 11st, 2012:Wuhan, China Wuhan University;
(3) seed culture fluid is prepared:By step 2) obtained by slant culture, be inoculated into seed culture medium, 28~40 DEG C, 24~96h of shaken cultivation under the conditions of 100~150r/min, continuously transfers 1~3 time, and seed culture fluid is made;
(4) microbial fermentation of fig extract:By the seed culture fluid of above-mentioned steps (3), 15~30% connect by volume Kind arrive above-mentioned steps 1) fig extract in, the tinning amount of the filtrate after inoculation is 40~70%, pH5~7,28~40 DEG C, 100~120r/min of mixing speed ferments 1~6 day under the conditions of lucifuge, obtains fermented fig liquid;
(5) alcohol precipitation is purified:By step 4) fermented fig liquid be concentrated into relative density 1.1~1.3, with 95% ethanol press quality Than 1:3~5 mixing, stand overnight, and 4000~10000r/min centrifuges 5~20min, takes supernatant, 55~65 DEG C are concentrated under reduced pressure It is the fig flavor prepared based on the fragrant technology of bio to the fig medicinal extract that relative density is 1.0~1.2.
2. the method as claimed in claim 1 that fig flavor is prepared based on bio perfume (or spice), it is characterised in that:Described inclined-plane Culture medium is constituted:Soya bean juice 125mL, xylose 20g/L, agar 15g/L.
3. the method as claimed in claim 1 that fig flavor is prepared based on bio perfume (or spice), it is characterised in that:Described seed Culture medium is constituted:Xylose 45g/L, dusty yeast 8g/L, sodium chloride 4g/L.
4. fig flavor prepared by a kind of method as any one of claim 1-3.
5. a kind of application of fig flavor prepared by method as any one of claim 1-3 in cigarette shreds, institute State fig flavor to add in cigarette shreds as natural tobacco additive, addition is 1/1000000th~the 3 of tobacco quality.
CN201710206467.5A 2017-03-31 2017-03-31 A kind of method and its application that fig flavor is prepared based on bio perfume (or spice) Pending CN107043788A (en)

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Cited By (4)

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CN108129281A (en) * 2017-12-22 2018-06-08 图木舒克市昆神植物提取有限责任公司 A kind of extracting method of Damascenone
CN109349678A (en) * 2018-11-09 2019-02-19 湖北中烟工业有限责任公司 A kind of preparation method and applications of compound leaf tobacco extract
CN109536283A (en) * 2018-11-09 2019-03-29 湖北中烟工业有限责任公司 A kind of preparation method and applications for the levant storax oil improving quality
CN109837137A (en) * 2019-03-20 2019-06-04 四川中烟工业有限责任公司 The method for preparing essence spice for cigarette using the inferior Dbaly yeast of the Chinese and flower fermentation

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Application publication date: 20170815