CN211672434U - Tobacco sheet filter stick and composite filter stick - Google Patents
Tobacco sheet filter stick and composite filter stick Download PDFInfo
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- CN211672434U CN211672434U CN201920814965.2U CN201920814965U CN211672434U CN 211672434 U CN211672434 U CN 211672434U CN 201920814965 U CN201920814965 U CN 201920814965U CN 211672434 U CN211672434 U CN 211672434U
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- tobacco
- filter
- tobacco sheet
- sheet
- filter stick
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Abstract
The utility model discloses a tobacco sheet filter rod, compound filter rod, wherein the tobacco sheet filter rod has the filter core that the tobacco sheet made, still can make compound filter rod and the cigarette filter tip that contains the tobacco sheet. The tobacco sheet is a paper sheet containing tobacco fibers and acetate fibers, wherein the end parts of the acetate fibers are adhered to the end parts of the paper fibers. The utility model discloses both can bring abundant tobacco fragrance, can improve the tear resistance ability of tobacco sheet again, still improve the filter capacity of flue gas.
Description
Technical Field
The utility model relates to a raw material and a structure of a filter stick.
Background
Cigarette filters are typically made by wrapping a filter element with a forming paper. Common filter sticks include acetate fiber filter sticks, grooved filter sticks, coaxial core filter sticks, hollow filter sticks, bead blasting filter sticks, countersunk filter sticks, flavored filter sticks, fragrant thread filter sticks, fine filter sticks and composite filter sticks. The composite filter stick is a two-section or multi-section composite filter stick which is manufactured by arranging and combining two or more filter sections according to a certain proportion.
New products are continuously developed in the tobacco industry, and a tobacco sheet which appears in recent years is prepared from tobacco fibers through a paper-making process. The tobacco sheet can be used as a tobacco product for combustion and suction, and can also be used as a filter element material to be made into a filter stick. This gives the present invention a useful teaching.
The filter element material commonly used in the filter industry is acetate fiber which is stable to light, is not easy to burn, is stable in dilute acid, gasoline, mineral oil and vegetable oil, swells in trichloromethane, and is dissolved in acetone, methyl acetate and the like.
2013-12, China engineering science, introduces the treatment mechanism and effect of alkali liquor on wood fibers.
The invention of Chinese patent publication No. CN103141928A discloses a method for preparing a tobacco sheet by a paper making method and a finished product thereof, and relates to a method for preparing a tobacco sheet by a functional harm-reducing and tar-reducing paper making method and a finished product thereof, which comprises the steps of extracting, concentrating and mixing the effective components of tobacco; pulping, pulp preparation, papermaking, dip coating, drying and shredding and forming of fibers; the pulp preparation process is to add non-tobacco plant fiber pulp into the tobacco mixed fiber pulp. The invention discloses a tobacco fiber paper filter stick and a preparation method thereof, wherein the paper filter stick is composed of a filter element and a piece of forming paper, the filter element is obtained by rolling the paper fiber, the paper fiber is obtained by respectively grinding tobacco raw materials and long fiber raw materials into slurry to obtain tobacco fiber slurry and long fiber slurry, then preparing the slurry, making sheets, pressing and drying to obtain a fiber paper base, and then coating, drying and rolling to obtain the tobacco fiber paper base.
The two inventions do not disclose the compounding of the tobacco fiber and the acetate fiber, and do not mention the technology of compounding and connecting the tobacco fiber and the acetate fiber.
Disclosure of Invention
Utility model purpose:
the tobacco sheet filter stick and the composite filter stick have rich tobacco fragrance, higher tear resistance of the tobacco sheet and capability of improving smoke filtering capacity.
The technical scheme is as follows:
tobacco sheet filter rod, the filter core that has tobacco sheet and make, tobacco sheet be the scraps of paper of making by the paper pulp that contains tobacco fiber and acetate fiber (length is equivalent with tobacco fiber length), in the paper pulp or contain natural plant fiber such as wood fiber, grass fiber.
Wherein the end part of the tobacco fiber and the end part of the acetate fiber staple can be adhered together.
Preferably, the tobacco fiber or the wood fiber and the grass fiber are treated by lignin peroxidase preparation; the tobacco sheet is coated with flavor essence of tobacco, mint, blueberry, dried orange peel, rose, red date, loquat pear or preserved plum.
The tobacco sheet filter core or the filter stick is axially cut into filter segments containing tobacco sheets, the filter segments for the tobacco sheets are axially spliced with the filter segments for the common cigarettes, and the same piece of forming paper is wrapped on the periphery of the filter segments to form the composite filter stick containing the tobacco sheets.
The common filter segments for the cigarettes comprise common filter rod industries such as an acetate fiber filter segment, a groove filter segment, a coaxial core filter segment, a hollow filter segment, an explosion bead filter segment, a countersunk filter segment, a flavoring filter segment, a fragrant thread filter segment and the like.
The manufacturing method of the tobacco sheet filter stick comprises the following process steps:
1) swelling treatment:
the acetate staple is soaked with a small amount of organic solvent (acetone, acetic acid, chloroform, dichloromethane, DMF or DMAC, etc.) to swell the acetate partially (especially the end of the free end). The cellulose acetate is preferably acetone and acetic acid which are commonly used in the cellulose acetate industry and have low price and good environmental protection, organic solvents which are not safe enough are excluded, and the acetic acid is further preferably (after mixing and dissolving, excessive acetic acid and alkali are subjected to neutralization reaction, so that the pH value of paper pulp is basically neutral, and the corrosion to operators and equipment can be reduced).
2) And (3) sticking treatment:
the tobacco fiber, or the wood fiber and the grass fiber are mixed and dissolved in weak base (such as sodium carbonate, potassium carbonate, sodium acetate, potassium acetate, ammonia water and the like) or a small amount of strong base (too much strong base causes degradation of the acetate fiber, and the strong base can chemically react with organic solvents such as acetone, trichloromethane and the like to reduce swelling and stickiness effects, the two raw materials are firstly separated and treated to avoid mutual interference between additives, and after the respective treatment is finished, the mixing and dissolving are carried out together for a short time, so that mutual influence is small), and the alkalinity causes the local part (especially the free end) of the tobacco fiber to generate sticky or active hydroxyl.
3) Preparing paper pulp, pressing and drying paper making:
mixing the raw materials in 1) and 2) with water and other additives necessary for papermaking according to a certain proportion to form mixed paper pulp, wherein the mixing time is not too long, and the paper is made after the mixing is uniform.
Making paper from paper pulp to form a wet pulp membrane, rolling by a compression roller, discharging part of water and an organic solvent, and preparing into a tobacco sheet; the pressure of the press roller leads part of the acetate fiber to be in close contact with the tobacco fiber, the swollen end part of the acetate fiber is easy to be adhered with the sticky end part of the tobacco fiber, and even the active hydroxyl is associated with atoms or atom groups of the acetate fiber to form hydrogen bonds, so that the tearing resistance of the tobacco sheet is increased.
The compression roller can be heated from normal temperature to 230 ℃ which is close to the melting temperature of the acetate fibers (150 ℃) (time is 1-5 seconds, 230 ℃ is the melting starting temperature of the acetate fibers, the end parts of the acetate fibers start to melt and have viscosity, so that the acetate fibers are easy to be bonded with the tobacco fibers, and the tear resistance of the tobacco sheet is improved more. At the same time, the warming may allow more of the remaining organic solvent to be volatilized. The pressure improves closely knit degree simultaneously, promotes the filter capacity to the flue gas.
After rolling, the paper sheet can be heated and dried by adopting hot air at the temperature of 80-120 ℃ and the atmosphere lower than the atmospheric pressure, so that the organic solvent in the paper sheet is completely evaporated out, and the environmental protection index of the product is ensured to meet the requirement.
4) Preparing a tobacco sheet filter stick:
directly rolling and overlapping the tobacco sheets, or cutting the tobacco sheets into slender strips, gathering the strips into filter cores, or mixing the filter cores with acetate fiber tows to form the tobacco sheet filter cores; and then wrapping the tobacco sheets by using forming paper to form the tobacco sheet filter stick.
5) Preparing a composite filter stick of a tobacco sheet:
the tobacco sheet filter core or the filter stick is axially cut (the opening of the cutting knife is vertical to the axial direction) to form a tobacco sheet filter core section or a filter section, the tobacco sheet filter core section or the filter section is axially arranged with filter cores or filter sections of other specifications according to a certain sequence (each section or a plurality of sections can be spliced in a staggered way), and the filter core or the filter stick is wrapped by forming paper to prepare the composite filter stick of the tobacco sheet.
Between the above processes 3) and 4), the tobacco sheet is coated with liquid tobacco extract and dried by freeze drying. The tobacco taste of the tobacco sheets is increased, so that the prepared filter stick filter has more smoke fragrance when being sucked.
The width of the tobacco sheet of the utility model is 60-250mm, the tensile strength reaches more than 0.4 KN.m < -1 >, and especially the tensile strength of the tobacco sheet which is treated by swelling and stickiness reaches more than 0.6 KN.m < -1 >.
The utility model discloses in, between process 2) and process 3), can also coat the liquid tobacco extract product on the tobacco sheet, dry through freeze-drying's mode after the coating and form, avoid the heating for the fragrant smell of tobacco can remain, and taste is better.
The circumference of the tobacco sheet filter stick of the utility model is 14.7-24.50mm, the length is 84-144mm, and the length ratio of the tobacco sheet segment to the tobacco tow segment is preferably 1-3: 1-3.
The composite filter stick made of the tobacco sheets is axially cut again (comprising a section of shorter tobacco sheet filter element section or filter segment and one section or two sections of filter elements or filter segments with other specifications) to prepare the tobacco sheet-containing cigarette filter tip which is used for directly connecting cigarettes to prepare filter cigarettes. The tobacco sheet cigarette filter comprises a shorter tobacco sheet filter segment and one or two filter segments of other varieties.
Has the advantages that:
the invention provides a filter stick with functions of reducing tar, reducing harm and enhancing flavor. The tobacco sheet is used as a smoke filter, has stronger adsorption capacity and can effectively reduce harmful ingredients in the smoke of the cigarette; the raw materials are easy to obtain, the preparation is simple and convenient, and the cost is lower; the tobacco sheets are arranged in the middle of the composite filter stick, even in the inner core, so that the loss of aroma components of the sheets can be effectively prevented, the requirement on environment temperature and humidity is low, and the quality stability of the filter stick products of the sheets is guaranteed; the tobacco sheet is convenient to apply exogenous fragrance, so that the flexibility of the characteristic style perfuming design is improved; in the smoking process of the cigarette, the tobacco sheet is heated and volatile, the smoke smell is brought out along with the smoke, the aroma of the cigarette can be compensated and modified, and particularly in the slim cigarettes, the effects of improving the quality, quantity and satisfaction of the aroma of the cigarette, reducing the miscellaneous gas and the like can be realized.
The tobacco sheet filter stick disclosed by the invention can bring full tobacco fragrance, improve the flame retardant property (the acetate fibers have flame retardant property), improve the tear resistance and the smoke filtering capacity of the tobacco sheet, and effectively reduce harmful components in the smoke of cigarettes. And the papermaking process is similar to the traditional papermaking process, the production equipment of the filter stick and the composite filter stick can be universal to the traditional equipment, the manufacturing cost is low, and the production efficiency is high.
Drawings
Fig. 1 is a schematic view of a cross-sectional axial structure of the composite filter rod of the present invention;
fig. 2 is a schematic diagram of a composite filter stick with another section structure of the utility model and a cutting position when the composite filter stick is cut into cigarette filters;
in the figure, 1-common filtration section; 2-tobacco sheet filtering section; 3-coaxial inner core filtering section of tobacco sheet; 4-coaxial acetate fiber outer core filtering section; 5-slitting position.
Detailed Description
The tobacco sheet composite filter stick shown in figure 2 is formed by axially cutting a tobacco sheet filter element into tobacco sheet-containing filter segments, axially splicing the tobacco sheet-containing filter segments with common cigarette filter segments, and wrapping the periphery with the same piece of forming paper. The circumference is 14.7-24.50mm, the length is 84-144mm, and the length ratio of the filter segment containing the tobacco sheets to the filter segment for the common cigarette is 1-3: 1-3.
The tobacco sheet contains tobacco fibers and acetate fibers, and the end parts of part of the tobacco fibers are adhered with the end parts of part of the acetate staple fibers.
The tobacco sheet is coated with tobacco extract or powdered tobacco powder.
Claims (5)
1. A tobacco sheet filter stick is provided with a filter element made of tobacco sheets, and is characterized in that: the tobacco sheet contains tobacco fiber and cellulose acetate fiber, or wood fiber.
2. The tobacco sheet filter rod according to claim 1, wherein: the end parts of the tobacco fibers are adhered with the end parts of the acetate staple fibers.
3. A filter rod of tobacco sheet according to claim 1 or 2, wherein: the tobacco sheet is applied with flavor essence; or the tobacco sheet is coated with tobacco extract or powdered tobacco powder.
4. A composite filter stick of tobacco sheets is characterized in that: the tobacco sheet filter element or the filter stick is axially cut into filter sections containing tobacco sheets by adopting the tobacco sheet filter element or the filter stick of claim 1, then the filter sections containing the tobacco sheets are axially spliced with the filter sections for common cigarettes, and the periphery of the filter sections is wrapped by the same piece of forming paper.
5. A composite filter rod of tobacco sheet according to claim 4, wherein: the circumference of the composite filter stick is 14.7-24.50mm, the length is 84-144mm, and the length ratio of the filter segment containing the tobacco sheets to the filter segment for the common cigarette is 1-3: 1-3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920814965.2U CN211672434U (en) | 2019-05-31 | 2019-05-31 | Tobacco sheet filter stick and composite filter stick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920814965.2U CN211672434U (en) | 2019-05-31 | 2019-05-31 | Tobacco sheet filter stick and composite filter stick |
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| Publication Number | Publication Date |
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| CN211672434U true CN211672434U (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920814965.2U Active CN211672434U (en) | 2019-05-31 | 2019-05-31 | Tobacco sheet filter stick and composite filter stick |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113229529A (en) * | 2021-04-16 | 2021-08-10 | 陈锡才 | Winding gathering type tobacco sheet filter stick processing device |
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2019
- 2019-05-31 CN CN201920814965.2U patent/CN211672434U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113229529A (en) * | 2021-04-16 | 2021-08-10 | 陈锡才 | Winding gathering type tobacco sheet filter stick processing device |
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