CN105061820A - Preparation method and application of Wedelia prostrate polysaccharide, chitin and carrageenan oligosaccharide blended polysaccharide - Google Patents
Preparation method and application of Wedelia prostrate polysaccharide, chitin and carrageenan oligosaccharide blended polysaccharide Download PDFInfo
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- CN105061820A CN105061820A CN201510464582.3A CN201510464582A CN105061820A CN 105061820 A CN105061820 A CN 105061820A CN 201510464582 A CN201510464582 A CN 201510464582A CN 105061820 A CN105061820 A CN 105061820A
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Abstract
The invention discloses a preparation method of a Wedelia prostrate polysaccharide, chitin and carrageenan oligosaccharide blended polysaccharide, and an application of the blended polysaccharide in cigarette primary processing. The blended polysaccharide obtained through adopting the preparation method has stable physical and chemical properties, the physical and chemical properties of the blended polysaccharide are difficultly influenced by high temperature and high humidity in the tobacco processing process, and the processing resistance of tobacco is greatly improved; and the blended polysaccharide can substantially improve the water holding performance of the tobacco in low humidity and high humidity environment.
Description
Technical field
The invention belongs to tobacco humectation field of material technology, specifically, relate to the preparation method of a kind of Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide.Meanwhile, the invention still further relates to this application of tertiary blending polysaccharide in cigarette primary processing.
Background technology
Cigarette shreds has easy dehydration property and easy water absorbability.In production of cigarettes process, in cigarette shreds, the fluctuation of moisture content not only can affect the stability of technology for making tobacco threds, also can cause the change of smoke chemistry composition, finally affects sensory comfort and the quality of cigarette product.Introduce efficient humectation material and be applied in cigarette product, the physics humid keeping performance of cigarette product can be improved, improve the quality of product.The humectant that China's production of cigarettes adopts is mainly the polyhydroxy substances such as propylene glycol, glycerine, sorbyl alcohol, it has certain effect in maintenance cigarette shreds water ratio and improvement suction comfort level, but to the maintenance DeGrain of moisture in cut tobacco in high humidity or low moisture environments.
Polysaccharide is contained abundant and of a great variety at occurring in nature.In prior art, often using a certain single polysaccharide as additive application in cigarette primary processing, through test prove due to the defect on single polysaccharide component property, its humectation effect is poor.Adopt ternary system polysaccharide blend, utilize the electrostatic interaction in not homopolysaccharide between different macromole to produce co-mixing system, it can be used as humectant and the report be applied in cigarette primary processing there is not yet.
Summary of the invention
The object of the invention is to for deficiency of the prior art, the preparation method of a kind of Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide is provided, the peculiar property of single polysaccharide can either be brought into play by obtained tertiary blending polysaccharide, improves again its comprehensive humid keeping performance.
Meanwhile, another object of the present invention is also to provide described Herba Wedeliae Prostratae polysaccharide, chitin and the application of carrageenan oligosaccharide tertiary blending polysaccharide in cigarette primary processing.
* except as otherwise noted, percentage ratio of the present invention is mass percent.
Object of the present invention is achieved by the following technical programs.
A preparation method for Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide, is characterized in that: comprise the following steps:
(1) with the deionized water of 50 DEG C respectively compound concentration be the Herba Wedeliae Prostratae polysaccharide soln of 3% and the chitin solution of 3%, Herba Wedeliae Prostratae polysaccharide soln 4 ~ 10 parts, chitin solution 3 ~ 7 parts is measured according to parts by weight, binary polysaccharide mixing solutions is obtained after mixing, for subsequent use;
(2) according to carrageenan oligosaccharide: the ratio of weight and number of binary polysaccharide mixing solutions is the ratio of 2 ~ 6 parts: 1000 parts, carrageenan oligosaccharide is joined after mixing in binary polysaccharide mixing solutions, its pH value to 7.0 is regulated again with the sodium hydroxide solution of 8%, obtain neutral mixing solutions, for subsequent use;
(3) mixing polysaccharide powder is obtained after the neutral mixing solutions that step (2) obtains being placed in the dry 1h of BUCHIB-290Mini type spray drying device; Wherein, the rotating speed of described spray drying device is 10000 ~ 30000rpm, and inlet temperature is 120 ~ 170 DEG C, temperature out is 70 ~ 100 DEG C;
(4) mixing polysaccharide powder is joined in the deionized water stirred, be mixed with the polysaccharide mixing solutions of 2% ~ 5%, and continuing to stir 1h, to be placed on temperature be heating 45 ~ 75 minutes in the water-bath of 70 ~ 100 DEG C, takes out cooling; According to glycerine: the ratio of weight and number of 2% ~ 5% polysaccharide mixing solutions is the ratio of 2 ~ 6 parts: 100 parts, glycerine is joined in 2% ~ 5% polysaccharide mixing solutions and mix, obtain stable tertiary blending polysaccharide emulsion;
(5) tertiary blending polysaccharide emulsion is placed in vacuum degassing machine, under 0.09MPa normal atmosphere after degassed 20 ~ 30 minutes, the emulsion of 100ml is pipetted in self-control HDPE smooth plate with transfer pipet, and to be positioned over the constant temperature perseverance that temperature is 25 ± 1 DEG C, humidity is 53 ± 1% be loft drier inner drying, time of drying is 1h, the film on smooth plate after drying is taken off, pulverize after namely obtain Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide.
Described Herba Wedeliae Prostratae polysaccharide, chitin and the application of carrageenan oligosaccharide tertiary blending polysaccharide in cigarette primary processing, it is characterized in that: described Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide deionized water are formulated as the solution of 0.4 ~ 1%, adding in pipe tobacco by gained solution according to 0.3% ~ 1.5% of cigarette shreds weight, is measure its humectation effect to pipe tobacco under the condition of 30% and 80% in humidity.
Compared with prior art, the present invention has following beneficial effect:
1, instant invention overcomes the deficiency of existing single polysaccharide adding technique, the tertiary blending polysaccharide prepared significantly can promote the water retention property of tobacco in low humidity and high humidity environment.
2, the ternary polysaccharide stable in physicochemical property for preparing of the present invention, is not vulnerable to hot and humid impact and the change of physico-chemical property occurs, significantly can promote the degrading resistance property of tobacco in tobacco processing course.
3, Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide required for the present invention, sufficient raw, is fully utilized to it waste also can avoiding polysaccharide resource.Meanwhile, altogether dry modified polysaccharide and film technique simple, be easy to industrialization promotion.
Accompanying drawing explanation
Fig. 1 is that in embodiment 3, gained tertiary blending polysaccharide tests schematic diagram to the humid keeping performance of pipe tobacco under RH=30% humidity;
Fig. 2 is that in embodiment 3, gained tertiary blending polysaccharide tests schematic diagram to the humid keeping performance of pipe tobacco under RH=80% humidity.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further details.Should be appreciated that embodiment is to make object of the present invention, technical scheme and advantage clearly, but protection scope of the present invention is not limited thereto, any change of expecting without creative work or replacement, all should be encompassed in protection scope of the present invention.
Embodiment 1
The preparation method of the polysaccharide of Herba Wedeliae Prostratae described in the present embodiment, chitin and carrageenan oligosaccharide tertiary blending polysaccharide, is characterized in that: comprise the following steps:
(1) with the deionized water of 50 DEG C respectively compound concentration be the Herba Wedeliae Prostratae polysaccharide soln of 3% and the chitin solution of 3%, Herba Wedeliae Prostratae polysaccharide soln 4 parts, chitin solution 3 parts is measured according to parts by weight, binary polysaccharide mixing solutions is obtained after mixing, for subsequent use;
(2) according to carrageenan oligosaccharide: the ratio of weight and number of binary polysaccharide mixing solutions is the ratio of 2 parts: 1000 parts, carrageenan oligosaccharide is joined after mixing in binary polysaccharide mixing solutions, its pH value to 7.0 is regulated again with the sodium hydroxide solution of 8%, obtain neutral mixing solutions, for subsequent use;
(3) mixing polysaccharide powder is obtained after the neutral mixing solutions that step (2) obtains being placed in the dry 1h of BUCHIB-290Mini type spray drying device; Wherein, the rotating speed of described spray drying device is 10000rpm, and inlet temperature is 130 DEG C, temperature out is 70 DEG C;
(4) mixing polysaccharide powder is joined in the deionized water stirred, be mixed with the polysaccharide mixing solutions of 2%, and continuing to stir 1h, to be placed on temperature be heating 45 minutes in the water-bath of 75 DEG C, takes out cooling; According to glycerine: the ratio of weight and number of 2% polysaccharide mixing solutions is the ratio of 2 parts: 100 parts, glycerine is joined in 2% polysaccharide mixing solutions and mix, obtain stable tertiary blending polysaccharide emulsion;
(5) tertiary blending polysaccharide emulsion is placed in vacuum degassing machine, under 0.09MPa normal atmosphere after degassed 20 minutes, the emulsion of 100ml is pipetted in self-control HDPE smooth plate with transfer pipet, and to be positioned over the constant temperature perseverance that temperature is 25 ± 1 DEG C, humidity is 53 ± 1% be loft drier inner drying, time of drying is 1h, the film on smooth plate after drying is taken off, pulverize after namely obtain Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide.
Wherein, described self-control HDPE smooth plate is the high density polyethylene(HDPE) plate of 0.5 × 0.5 × 0.02m.
Embodiment 2
The preparation method of the polysaccharide of Herba Wedeliae Prostratae described in the present embodiment, chitin and carrageenan oligosaccharide tertiary blending polysaccharide, is characterized in that: comprise the following steps:
(1) with the deionized water of 50 DEG C respectively compound concentration be the Herba Wedeliae Prostratae polysaccharide soln of 3% and the chitin solution of 3%, Herba Wedeliae Prostratae polysaccharide soln 6 parts, chitin solution 4 parts is measured according to parts by weight, binary polysaccharide mixing solutions is obtained after mixing, for subsequent use;
(2) according to carrageenan oligosaccharide: the ratio of weight and number of binary polysaccharide mixing solutions is the ratio of 4 parts: 1000 parts, carrageenan oligosaccharide is joined after mixing in binary polysaccharide mixing solutions, its pH value to 7.0 is regulated again with the sodium hydroxide solution of 8%, obtain neutral mixing solutions, for subsequent use;
(3) mixing polysaccharide powder is obtained after the neutral mixing solutions that step (2) obtains being placed in the dry 1h of BUCHIB-290Mini type spray drying device; Wherein, the rotating speed of described spray drying device is 20000rpm, and inlet temperature is 140 DEG C, temperature out is 80 DEG C;
(4) mixing polysaccharide powder is joined in the deionized water stirred, be mixed with the polysaccharide mixing solutions of 3%, and continuing to stir 1h, to be placed on temperature be heating 60 minutes in the water-bath of 90 DEG C, takes out cooling; According to glycerine: the ratio of weight and number of 3% polysaccharide mixing solutions is the ratio of 3 parts: 100 parts, glycerine is joined in 3% polysaccharide mixing solutions and mix, obtain stable tertiary blending polysaccharide emulsion;
(5) tertiary blending polysaccharide emulsion is placed in vacuum degassing machine, under 0.09MPa normal atmosphere after degassed 25 minutes, the emulsion of 100ml is pipetted in self-control HDPE smooth plate with transfer pipet, and to be positioned over the constant temperature perseverance that temperature is 25 ± 1 DEG C, humidity is 53 ± 1% be loft drier inner drying, time of drying is 1h, the film on smooth plate after drying is taken off, pulverize after namely obtain Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide.
Wherein, described self-control HDPE smooth plate is the high density polyethylene(HDPE) plate of 0.5 × 0.5 × 0.02m.
Embodiment 3
The preparation method of the polysaccharide of Herba Wedeliae Prostratae described in the present embodiment, chitin and carrageenan oligosaccharide tertiary blending polysaccharide, is characterized in that: comprise the following steps:
(1) with the deionized water of 50 DEG C respectively compound concentration be the Herba Wedeliae Prostratae polysaccharide soln of 3% and the chitin solution of 3%, Herba Wedeliae Prostratae polysaccharide soln 10 parts, chitin solution 7 parts is measured according to parts by weight, binary polysaccharide mixing solutions is obtained after mixing, for subsequent use;
(2) according to carrageenan oligosaccharide: the ratio of weight and number of binary polysaccharide mixing solutions is the ratio of 6 parts: 1000 parts, carrageenan oligosaccharide is joined after mixing in binary polysaccharide mixing solutions, its pH value to 7.0 is regulated again with the sodium hydroxide solution of 8%, obtain neutral mixing solutions, for subsequent use;
(3) mixing polysaccharide powder is obtained after the neutral mixing solutions that step (2) obtains being placed in the dry 1h of BUCHIB-290Mini type spray drying device; Wherein, the rotating speed of described spray drying device is 28000rpm, and inlet temperature is 170 DEG C, temperature out is 100 DEG C;
(4) mixing polysaccharide powder is joined in the deionized water stirred, be mixed with the polysaccharide mixing solutions of 5%, and continuing to stir 1h, to be placed on temperature be heating 75 minutes in the water-bath of 100 DEG C, takes out cooling; According to glycerine: the ratio of weight and number of 5% polysaccharide mixing solutions is the ratio of 6 parts: 100 parts, glycerine is joined in 5% polysaccharide mixing solutions and mix, obtain stable tertiary blending polysaccharide emulsion;
(5) tertiary blending polysaccharide emulsion is placed in vacuum degassing machine, under 0.09MPa normal atmosphere after degassed 30 minutes, the emulsion of 100ml is pipetted in self-control HDPE smooth plate with transfer pipet, and to be positioned over the constant temperature perseverance that temperature is 25 ± 1 DEG C, humidity is 53 ± 1% be loft drier inner drying, time of drying is 1h, the film on smooth plate after drying is taken off, pulverize after namely obtain Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide.
Wherein, described self-control HDPE smooth plate is the high density polyethylene(HDPE) plate of 0.5 × 0.5 × 0.02m.
Embodiment 4
The preparation method of the polysaccharide of Herba Wedeliae Prostratae described in the present embodiment, chitin and carrageenan oligosaccharide tertiary blending polysaccharide, is characterized in that: comprise the following steps:
(1) with the deionized water of 50 DEG C respectively compound concentration be the Herba Wedeliae Prostratae polysaccharide soln of 3% and the chitin solution of 3%, Herba Wedeliae Prostratae polysaccharide soln 8 parts, chitin solution 5 parts is measured according to parts by weight, binary polysaccharide mixing solutions is obtained after mixing, for subsequent use;
(2) according to carrageenan oligosaccharide: the ratio of weight and number of binary polysaccharide mixing solutions is the ratio of 3 parts: 1000 parts, carrageenan oligosaccharide is joined after mixing in binary polysaccharide mixing solutions, its pH value to 7.0 is regulated again with the sodium hydroxide solution of 8%, obtain neutral mixing solutions, for subsequent use;
(3) mixing polysaccharide powder is obtained after the neutral mixing solutions that step (2) obtains being placed in the dry 1h of BUCHIB-290Mini type spray drying device; Wherein, the rotating speed of described spray drying device is 30000rpm, and inlet temperature is 120 DEG C, temperature out is 90 DEG C;
(4) mixing polysaccharide powder is joined in the deionized water stirred, be mixed with the polysaccharide mixing solutions of 4%, and continuing to stir 1h, to be placed on temperature be heating 65 minutes in the water-bath of 85 DEG C, takes out cooling; According to glycerine: the ratio of weight and number of 4% polysaccharide mixing solutions is the ratio of 5 parts: 100 parts, glycerine is joined in 4% polysaccharide mixing solutions and mix, obtain stable tertiary blending polysaccharide emulsion;
(5) tertiary blending polysaccharide emulsion is placed in vacuum degassing machine, under 0.09MPa normal atmosphere after degassed 30 minutes, the emulsion of 100ml is pipetted in self-control HDPE smooth plate with transfer pipet, and to be positioned over the constant temperature perseverance that temperature is 25 ± 1 DEG C, humidity is 53 ± 1% be loft drier inner drying, time of drying is 1h, the film on smooth plate after drying is taken off, pulverize after namely obtain Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide.
Wherein, described self-control HDPE smooth plate is the high density polyethylene(HDPE) plate of 0.5 × 0.5 × 0.02m.
Application Example 1
Herba Wedeliae Prostratae polysaccharide embodiment 3 prepared, chitin and carrageenan oligosaccharide tertiary blending polysaccharide powder deionized water are mixed with the solution of 1%, then add in pipe tobacco according to 0.5% of tobacco quality; Glycerine using 1% adds in pipe tobacco as comparison test group according to 0.5% of tobacco quality; Not add the tobacco of any humectant as a control group.Be under the condition of 30% and 80%, measure its humectation effect to pipe tobacco respectively in humidity.
(1) under low-moisture conditions (RH=30%) humid keeping performance test-results as shown in Figure 1, in experimentation, moisture content of cut tobaccos mean value respectively, tertiary blending polysaccharide 11.34%, glycerine 10.41%, contrast 9.61%.Compared with test group, the pipe tobacco adding 0.5% Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide, than the pipe tobacco adding glycerine, has better water retention property under low humidity conditions.
(2) under high humidity, (RH=80%) humid keeping performance test-results is as shown in Figure 2.In experimentation, moisture content of cut tobaccos mean value is respectively, tertiary blending polysaccharide 14.94%, glycerine 17.76%, contrast 16.51%, compared with test group, the pipe tobacco adding 0.5% Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide, than the pipe tobacco adding glycerine, has better block-water performance under high humidity conditions.
Application Example 2
Herba Wedeliae Prostratae polysaccharide embodiment 1 prepared, chitin and carrageenan oligosaccharide tertiary blending polysaccharide powder deionized water are mixed with the solution of 1%, then add in pipe tobacco according to 0.3% of tobacco quality; Glycerine using 1% adds in pipe tobacco as comparison test group according to 0.3% of tobacco quality; Not add the tobacco of any humectant as a control group.Be under the condition of 30% and 80%, measure its humectation effect to pipe tobacco respectively in humidity.
(1) (RH=30%) under low-moisture conditions, in experimentation, moisture content of cut tobaccos mean value respectively, tertiary blending polysaccharide 11.17%, glycerine 9.98%, contrast 9.31%.Compared with test group, the pipe tobacco adding 0.3% Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide, than the pipe tobacco adding glycerine, has better water retention property under low humidity conditions.
(2) (RH=80%) under high humidity, in experimentation, moisture content of cut tobaccos mean value is respectively, tertiary blending polysaccharide 15.34%, glycerine 17.97%, contrast 16.83%, compared with test group, the pipe tobacco adding 0.3% Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide, than the pipe tobacco adding glycerine, has better block-water performance under high humidity conditions.
Application Example 3
Herba Wedeliae Prostratae polysaccharide embodiment 2 prepared, chitin and carrageenan oligosaccharide tertiary blending polysaccharide powder deionized water are mixed with the solution of 1%, then add in pipe tobacco according to 1.5% of tobacco quality; Glycerine using 1% adds in pipe tobacco as comparison test group according to 1.5% of tobacco quality; Not add the tobacco of any humectant as a control group.Be under the condition of 30% and 80%, measure its humectation effect to pipe tobacco respectively in humidity.
(1) (RH=30%) under low-moisture conditions, in experimentation, moisture content of cut tobaccos mean value respectively, tertiary blending polysaccharide 11.86%, glycerine 10.93%, contrast 9.78%.Compared with test group, the pipe tobacco adding 1.5% Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide, than the pipe tobacco adding glycerine, has better water retention property under low humidity conditions.
(2) (RH=80%) under high humidity, in experimentation, moisture content of cut tobaccos mean value is respectively, tertiary blending polysaccharide 14.12%, glycerine 17.27%, contrast 16.82%, compared with test group, the pipe tobacco adding 1.5% Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide, than the pipe tobacco adding glycerine, has better block-water performance under high humidity conditions.
Claims (3)
1. a preparation method for Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide, is characterized in that: comprise the following steps:
(1) with the deionized water of 50 DEG C respectively compound concentration be the Herba Wedeliae Prostratae polysaccharide soln of 3% and the chitin solution of 3%, Herba Wedeliae Prostratae polysaccharide soln 4 ~ 10 parts, chitin solution 3 ~ 7 parts is measured according to parts by weight, binary polysaccharide mixing solutions is obtained after mixing, for subsequent use;
(2) according to carrageenan oligosaccharide: the ratio of weight and number of binary polysaccharide mixing solutions is the ratio of 2 ~ 6 parts: 1000 parts, carrageenan oligosaccharide is joined after mixing in binary polysaccharide mixing solutions, its pH value to 7.0 is regulated again with the sodium hydroxide solution of 8%, obtain neutral mixing solutions, for subsequent use;
(3) mixing polysaccharide powder is obtained after the neutral mixing solutions that step (2) obtains being placed in the dry 1h of BUCHIB-290Mini type spray drying device;
(4) mixing polysaccharide powder is joined in the deionized water stirred, be mixed with the polysaccharide mixing solutions of 2% ~ 5%, and continuing to stir 1h, to be placed on temperature be heating 45 ~ 75 minutes in the water-bath of 70 ~ 100 DEG C, takes out cooling; According to glycerine: the ratio of weight and number of 2% ~ 5% polysaccharide mixing solutions is the ratio of 2 ~ 6 parts: 100 parts, glycerine is joined in 2% ~ 5% polysaccharide mixing solutions and mix, obtain stable tertiary blending polysaccharide emulsion;
(5) tertiary blending polysaccharide emulsion is placed in vacuum degassing machine, under 0.09MPa normal atmosphere after degassed 20 ~ 30 minutes, the emulsion of 100ml is pipetted in self-control HDPE smooth plate with transfer pipet, and to be positioned over the constant temperature perseverance that temperature is 25 ± 1 DEG C, humidity is 53 ± 1% be loft drier inner drying, time of drying is 1h, the film on smooth plate after drying is taken off, pulverize after namely obtain Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide.
2. the preparation method of Herba Wedeliae Prostratae polysaccharide, chitin and carrageenan oligosaccharide tertiary blending polysaccharide as claimed in claim 1, it is characterized in that: described in step (3), the rotating speed of spray drying device is 10000 ~ 30000rpm, inlet temperature is 120 ~ 170 DEG C, temperature out is 70 ~ 100 DEG C.
3. a Herba Wedeliae Prostratae polysaccharide, chitin and the application of carrageenan oligosaccharide tertiary blending polysaccharide in cigarette primary processing.
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| CN102217796A (en) * | 2010-04-19 | 2011-10-19 | 华芳烟用香料有限公司 | Preparation of compound polysaccharide humectant and application of compound polysaccharide humectant to cigarettes |
| CN103494317A (en) * | 2013-10-08 | 2014-01-08 | 红塔烟草(集团)有限责任公司 | Smoke-free tobacco based on fresh tobacco preparing |
| CN104382224A (en) * | 2014-10-22 | 2015-03-04 | 浙江中烟工业有限责任公司 | Solid state cartridge for electronic cigarettes and preparation method thereof |
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| CN102217796A (en) * | 2010-04-19 | 2011-10-19 | 华芳烟用香料有限公司 | Preparation of compound polysaccharide humectant and application of compound polysaccharide humectant to cigarettes |
| CN103494317A (en) * | 2013-10-08 | 2014-01-08 | 红塔烟草(集团)有限责任公司 | Smoke-free tobacco based on fresh tobacco preparing |
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Application publication date: 20151118 |