CN110150737B - Environment-friendly degradable tipping paper for cigarette filter - Google Patents
Environment-friendly degradable tipping paper for cigarette filter Download PDFInfo
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- CN110150737B CN110150737B CN201810227723.3A CN201810227723A CN110150737B CN 110150737 B CN110150737 B CN 110150737B CN 201810227723 A CN201810227723 A CN 201810227723A CN 110150737 B CN110150737 B CN 110150737B
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D1/00—Cigars; Cigarettes
- A24D1/02—Cigars; Cigarettes with special covers
- A24D1/022—Papers for roll-your-own cigarettes
Abstract
The invention discloses environment-friendly degradable tipping paper for a cigarette filter, which comprises a tipping paper body, wherein the tipping paper body comprises an inner lining paper layer, a water film layer, a filter membrane, a fiber net and an inner coating, wherein the water film layer is arranged on the upper surface of the inner lining paper layer and is fixedly attached to the inner lining paper layer; this tipping paper filters tar and nicotine in the flue gas through the filter membrane, reducible harm to the human body to, the filter membrane combines the fibre web, can be at the toughness of filtering tar and nicotine reinforcing tipping paper, prevents that tipping paper from dissolving through the saliva foam when with human direct contact, consequently, can obviously play the tar effect of falling through tipping paper.
Description
Technical Field
The invention relates to environment-friendly degradable tipping paper for cigarette filters.
Background
Tipping paper (also known as tipping paper) is a cigarette packaging material, is specially used as an outer package of a filter tip in a cigarette factory, and belongs to special industrial paper. In recent years, the tipping paper has great development and innovation in functions and purposes, the application of the tipping paper in a cigarette factory is not limited to simple packaging, the decoration is emphasized, and the printing aesthetic property of the tipping paper is required. Meanwhile, with the rising call for health and environmental protection of cigarettes, countries and cigarette factories also put higher demands on the health and environmental protection of tipping paper and the function of tipping paper in cigarette tar reduction engineering.
The existing tipping paper is mostly used for cigarette holders, the tipping paper forms a cylindrical structure at the tail of a cigarette and is filled with cellulose acetate, gas in the cigarette passes through the inside of the tipping paper during smoking, and the tipping paper is provided with a plurality of rows of laser holes; among the prior art, adopt the laser hole though have the fast advantage of entering cigarette fresh air, but a large amount of tar and nicotine also can directly get into people's lung organ in the cigarette air, and then influence the function of lung organ, moreover, the tipping paper can appear melting the condition that the pine takes off after long-time and people's saliva contact, leads to the cigarette butt to damage seriously, is unfavorable for the cigarette and filters. Therefore, tipping paper has disadvantages of poor toughness and poor filtration effect, and cannot exhibit the tar reduction effect.
Disclosure of Invention
In view of the above, the invention aims to provide tipping paper with good toughness and good filtering effect and capable of reducing tar.
In order to solve the technical problems, the technical scheme of the invention is as follows:
the utility model provides an environmental protection degradable cigarette filter is with china cypress paper, includes the china cypress paper body, the china cypress paper body includes inside lining ply, and set up including the lining ply upper surface, and with the fixed water film layer of inside lining ply laminating, and set up at inside lining ply lower surface, and fixed with inside lining ply laminating, be used for filtering the filter membrane of nicotine and tar, and set up on the filter membrane surface, and fixed with the filter membrane laminating, be used for increasing china cypress paper body thickness the fibre web and set up under the fibre web surface, and fixed with the fibre web laminating, be used for increasing the undercoating of china cypress paper body humidity.
Furthermore, a lower sawtooth part is arranged on one surface of the lining paper layer, which is in contact with the filter membrane.
Further, the filter membrane is an activated carbon filter membrane.
Furthermore, an upper sawtooth part meshed and fixed with the lining paper layer is arranged on one surface of the filter membrane, which is in contact with the lining paper layer.
Further, the fiber net is coconut fiber.
Further, the inner coating is a hydroalcoholic coating layer.
Further, the lining paper layer is prepared from the following raw materials in parts by weight: 40-50 parts of hardwood pulp, 40-50 parts of softwood pulp, 46-68 parts of grass pulp, 20-30 parts of cactus, 15-27 parts of cotton wool, 24-30 parts of silver-loaded zeolite powder, 10-20 parts of plant ash, 14-20 parts of xylanase, 6-10 parts of alginate, 4-6 parts of sodium sulfite, 20-30 parts of agar, 10-14 parts of acetic acid, 10-14 parts of ethanol, 24-28 parts of sodium hydroxide and 16-20 parts of oxygen.
Further, the straw pulp is one or a mixture of more than two of reed, straw, sorghum stalk, bagasse and flax.
Another technical problem to be solved by the present invention is to provide a method for preparing tipping paper, comprising the following steps:
1) respectively adding 40-50 parts of hardwood pulp and 40-50 parts of softwood pulp into a double-circular-millstone pulping machine, pulping the hardwood pulp and the softwood pulp into wood pulp by a pulping machine while adding water, preparing the hardwood pulp with the pulping concentration of 3.6-3.8% and the beating degree of 68 +/-30 SR, preparing the softwood pulp with the pulping concentration of 3.6-3.8% and the beating degree of 660 +/-3 SR, and mixing the prepared hardwood pulp and the prepared softwood pulp for later use;
2) adding 46-68 parts of grass pulp into a cooking furnace, adding 4-6 parts of sodium sulfite into the raw materials, mixing, introducing steam for heating, keeping the temperature for 60-120 minutes when the temperature is raised to 140 ℃ plus 120 ℃, releasing the steam for 5-7 seconds, continuing to heat to 170 ℃ plus 160 ℃ plus, and keeping the temperature for 90-150 minutes;
3) adding the grass pulp prepared in the step 2) into the boiler in the step 1), mixing the grass pulp with the prepared hardwood pulp and softwood pulp to prepare mixed pulp, adding 40-50 parts of xylanase and 6-10 parts of alginate, uniformly stirring by a stirring rod at a high speed, standing for 3 hours to thicken the mixed pulp by the alginate, and performing catalytic fermentation by xylanase for later use;
4) peeling 20-30 parts of cactus, then putting the peeled cactus into a water tank, stirring the cactus in the tank by a stirring rod to stir the cactus into cactus slurry, adding the prepared cactus slurry into the mixed slurry prepared in the step 3), and adding 10-20 parts of plant ash, 15-27 parts of cotton wool, 24-30 parts of silver-loaded zeolite powder, 20-30 parts of agar, 10-14 parts of acetic acid and 10-14 parts of ethanol for mixing and stirring to prepare a paper pulp raw material for later use;
5) adding the paper pulp raw material prepared in the step 4) into an oxygen delignification reaction tower, adding 24-28 parts of sodium hydroxide used for alkali treatment, and then introducing 16-20 parts of oxygen to enable the paper pulp raw material to react in the oxygen delignification reaction tower for 60-90 minutes to prepare a paper pulp raw material for single-stage oxygen delignification for later use;
6) carrying out papermaking on the paper pulp prepared in the step 5), scooping up the paper pulp through a scooping paddle, uniformly spreading the paper pulp by controlling the scooping paddle to swing 30 times per minute, effectively controlling the spread paper pulp to meet the requirements of uniform thickness and good toughness, and then placing the paper pulp on a flat ground for airing to prepare raw paper for later use;
7) preparing tipping paper: coating prepared ink on a plastic film through a coating machine, rewinding and coating the ink on the plastic film on the surface of the base paper prepared in the step 6) through a compound machine to prepare semi-finished tipping paper for later use;
8) heating the semi-finished tipping paper prepared in the step 7) and the prepared water film layer, the filter membrane and the fiber net to 70 ℃ by a hot press, extruding and laminating under the pressure of 17MPa to ensure that two surfaces of the tipping paper are flat, and finally slitting by a slitting machine to obtain the tipping paper
The technical effects of the invention are mainly reflected in the following aspects: the tipping paper can filter tar and nicotine in smoke through the filter membrane, so as to reduce harm to human body; in addition, the inner lining paper layer uses hardwood pulp, softwood pulp and grass pulp as main fiber materials, the hardwood pulp and the softwood pulp are pulped, sodium sulfite is added into the grass pulp for cooking to make the prepared paper finer and smoother, the pulp prepared from cactus, cotton wool, agar, acetic acid, ethanol, silver-loaded zeolite powder and grass ash are mixed to prepare a filler, the filler is thickened by alginate and fermented by xylanase to make the mixed pulp more suitable for processing into tipping paper, then the mixed pulp is oxidized and delignified after sodium hydroxide and oxygen are added to prepare base paper, and finally the base paper and a water film layer, a filter membrane and a fiber net are subjected to hot pressing to prepare the tipping paper, the fiber net is combined by the filter membrane, the toughness of the tipping paper can be enhanced by filtering tar and nicotine, and the tipping paper is prevented from being dissolved by saliva when the tipping paper is in direct contact with a human body, therefore, the tipping paper can obviously play a role in reducing tar, and in addition, the prepared tipping paper can be rapidly degraded in a short time due to the adoption of organic materials.
Drawings
FIG. 1 is a cross-sectional view of an environmentally degradable tipping paper for cigarette filters according to the present invention;
fig. 2 is a block diagram of a web.
Detailed Description
The following detailed description of the embodiments of the present invention is provided in order to make the technical solution of the present invention easier to understand and understand.
In the embodiments, it should be understood that the terms "middle", "upper", "lower", "top", "right", "left", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Example 1
An environmental protection degradable cigarette filter tip china cypress paper, as shown in figure 1-2, including china cypress paper body 1, china cypress paper body 1 includes inside lining ply 11, and set up at inside lining ply 11 upper surface, and with inside lining ply 11 through shifting glue laminating fixed water film layer 12, and set up at inside lining ply 11 lower surface, and with inside lining ply 11 through shifting glue laminating fixed, be used for filtering nicotine and tar filter membrane 13, and set up at filter membrane 13 lower surface, and with filter membrane 13 through shifting glue laminating fixed, be used for increasing china cypress paper body 1 thickness's fibre web 14, and set up at fibre web 14 lower surface, and with fibre web 14 through shifting glue laminating fixed, be used for increasing china cypress paper body 1 humidity's internal coating 15. One surface of the lining paper layer 11 contacting with the filter membrane 13 is provided with a lower serration 1111. An upper sawtooth part 131 which is engaged with the lining paper layer 11 and is fixed by the transfer glue is arranged on one surface of the filter membrane 13 contacted with the lining paper layer 11. In this embodiment, the filter membrane 13 is an activated carbon filter membrane. The fiber web 14 is a coir fiber. The inner coating 15 is a hydroalcoholic coating layer.
The lining paper layer is prepared from the following raw materials in parts by weight: 50 parts of hardwood pulp, 40 parts of softwood pulp, 46 parts of grass pulp, 20 parts of cactus, 15 parts of cotton wool, 24 parts of silver-loaded zeolite powder, 10 parts of plant ash, 14 parts of xylanase, 6 parts of alginate, 4 parts of sodium sulfite, 20 parts of agar, 10 parts of acetic acid, 10 parts of ethanol, 24 parts of sodium hydroxide and 16 parts of oxygen.
A preparation method of tipping paper comprises the following steps:
1) respectively adding 50 parts of hardwood pulp and 40 parts of softwood pulp into a double-circular-millstone pulping machine, adding water while pulping the hardwood pulp and the softwood pulp into wood pulp by a pulping machine to prepare the hardwood pulp with the pulping concentration of 3.6% and the beating degree of 38SR, and preparing the softwood pulp with the pulping concentration of 3.6% and the beating degree of 657SR, and then mixing the prepared hardwood pulp and the prepared softwood pulp for later use;
2) adding 46 parts of grass pulp into a cooking furnace, adding 4 parts of sodium sulfite into the raw materials, mixing, introducing steam for heating, keeping the temperature for 60 minutes when the temperature is raised to 120 ℃, releasing steam for 5 seconds, continuing to heat to 160 ℃, and keeping the temperature for 90 minutes;
3) adding the grass pulp prepared in the step 2) into the boiler in the step 1), mixing the grass pulp with the prepared hardwood pulp and softwood pulp to prepare mixed pulp, adding 40 parts of xylanase and 6 parts of alginate, uniformly stirring by a stirring rod at a high speed, standing for 3 hours to thicken the mixed pulp by the alginate, and performing catalytic fermentation by xylanase for later use;
4) peeling 20 parts of cactus, then putting the peeled cactus into a water tank, stirring the cactus in the tank by a stirring rod to stir the cactus into cactus slurry, adding the prepared cactus slurry into the mixed slurry prepared in the step 3), and adding 10 parts of plant ash, 15 parts of cotton wool, 24 parts of silver-loaded zeolite powder, 20 parts of agar, 10 parts of acetic acid and 10 parts of ethanol, mixing and stirring to prepare a paper pulp raw material for later use;
5) adding the paper pulp raw material prepared in the step 4) into an oxygen delignification reaction tower, adding 24 parts of sodium hydroxide used for alkali treatment, and then introducing 16 parts of oxygen to ensure that the paper pulp raw material reacts in the oxygen delignification reaction tower for 60 minutes to prepare a paper pulp raw material of single-stage oxygen delignification for later use;
6) carrying out papermaking on the paper pulp prepared in the step 5), scooping up the paper pulp through a scooping paddle, uniformly spreading the paper pulp by controlling the scooping paddle to swing 30 times per minute, effectively controlling the spread paper pulp to meet the requirements of uniform thickness and good toughness, and then placing the paper pulp on a flat ground for airing to prepare raw paper for later use;
7) preparing tipping paper: coating prepared ink on a plastic film through a coating machine, rewinding and coating the ink on the plastic film on the surface of the base paper prepared in the step 6) through a compound machine to prepare semi-finished tipping paper for later use;
8) heating the semi-finished tipping paper prepared in the step 7) and the prepared water film layer, the filter membrane and the fiber net to 70 ℃ by a hot press, extruding and laminating under the pressure of 17MPa to ensure that two surfaces of the tipping paper are flat, and finally slitting by a slitting machine to obtain the tipping paper
The cereal grass pulp is reed.
Example 2
An environmental protection degradable cigarette filter tip china cypress paper, as shown in figure 1-2, including china cypress paper body 1, china cypress paper body 1 includes inside lining ply 11, and set up at inside lining ply 11 upper surface, and with inside lining ply 11 through shifting glue laminating fixed water film layer 12, and set up at inside lining ply 11 lower surface, and with inside lining ply 11 through shifting glue laminating fixed, be used for filtering nicotine and tar filter membrane 13, and set up at filter membrane 13 lower surface, and with filter membrane 13 through shifting glue laminating fixed, be used for increasing china cypress paper body 1 thickness's fibre web 14, and set up at fibre web 14 lower surface, and with fibre web 14 through shifting glue laminating fixed, be used for increasing china cypress paper body 1 humidity's internal coating 15. One surface of the lining paper layer 11 contacting with the filter membrane 13 is provided with a lower serration 1111. An upper sawtooth part 131 which is engaged with the lining paper layer 11 and is fixed by the transfer glue is arranged on one surface of the filter membrane 13 contacted with the lining paper layer 11. In this embodiment, the filter membrane 13 is an activated carbon filter membrane. The fiber web 14 is a coir fiber. The inner coating 15 is a hydroalcoholic coating layer.
The lining paper layer is prepared from the following raw materials in parts by weight: 40 parts of hardwood pulp, 50 parts of softwood pulp, 68 parts of standing grain straw pulp, 30 parts of cactus, 27 parts of cotton wool, 30 parts of silver-loaded zeolite powder, 20 parts of plant ash, 20 parts of xylanase, 10 parts of alginate, 6 parts of sodium sulfite, 0 part of agar, 14 parts of acetic acid, 14 parts of ethanol, 28 parts of sodium hydroxide and 20 parts of oxygen.
A preparation method of tipping paper comprises the following steps:
1) respectively adding 40 parts of hardwood pulp and 50 parts of softwood pulp into a double-circular-millstone pulping machine, adding water while pulping the hardwood pulp and the softwood pulp into wood pulp by the pulping machine to obtain the hardwood pulp with the pulping concentration of 3.8% and the beating degree of 98SR, obtaining the softwood pulp with the pulping concentration of 3.8% and the beating degree of 663SR, and mixing the prepared hardwood pulp and the prepared softwood pulp for later use;
2) adding 68 parts of grass pulp into a cooking furnace, adding 6 parts of sodium sulfite into the raw materials, mixing, introducing steam for heating, keeping the temperature for 120 minutes when the temperature is raised to 140 ℃, releasing the steam for 7 seconds, continuing to heat to 170 ℃, and keeping the temperature for 150 minutes;
3) adding the grass pulp prepared in the step 2) into the boiler in the step 1), mixing the grass pulp with the prepared hardwood pulp and softwood pulp to prepare mixed pulp, adding 50 parts of xylanase and 10 parts of alginate, uniformly stirring by a stirring rod at a high speed, standing for 3 hours to thicken the mixed pulp by the alginate, and performing catalytic fermentation by xylanase for later use;
4) peeling 30 parts of cactus, then putting the peeled cactus into a water tank, stirring the cactus in the tank by a stirring rod to stir the cactus into cactus slurry, adding the prepared cactus slurry into the mixed slurry prepared in the step 3), and adding 20 parts of plant ash, 7 parts of cotton wool, 30 parts of silver-loaded zeolite powder, 30 parts of agar, 14 parts of acetic acid and 14 parts of ethanol, mixing and stirring to prepare a paper pulp raw material for later use;
5) adding the paper pulp raw material prepared in the step 4) into an oxygen delignification reaction tower, adding 28 parts of sodium hydroxide used for alkali treatment, and then introducing 20 parts of oxygen to enable the paper pulp raw material to react in the oxygen delignification reaction tower for 90 minutes to prepare a paper pulp raw material of single-stage oxygen delignification for later use;
6) carrying out papermaking on the paper pulp prepared in the step 5), scooping up the paper pulp through a scooping paddle, uniformly spreading the paper pulp by controlling the scooping paddle to swing 30 times per minute, effectively controlling the spread paper pulp to meet the requirements of uniform thickness and good toughness, and then placing the paper pulp on a flat ground for airing to prepare raw paper for later use;
7) preparing tipping paper: coating prepared ink on a plastic film through a coating machine, rewinding and coating the ink on the plastic film on the surface of the base paper prepared in the step 6) through a compound machine to prepare semi-finished tipping paper for later use;
8) heating the semi-finished tipping paper prepared in the step 7) and the prepared water film layer, the filter membrane and the fiber net to 70 ℃ by a hot press, extruding and laminating under the pressure of 17MPa to ensure that two surfaces of the tipping paper are flat, and finally slitting by a slitting machine to obtain the tipping paper
The straw pulp is a mixture of straw, sorghum stalk, bagasse and flax.
Example 3
An environmental protection degradable cigarette filter tip china cypress paper, as shown in figure 1-2, including china cypress paper body 1, china cypress paper body 1 includes inside lining ply 11, and set up at inside lining ply 11 upper surface, and with inside lining ply 11 through shifting glue laminating fixed water film layer 12, and set up at inside lining ply 11 lower surface, and with inside lining ply 11 through shifting glue laminating fixed, be used for filtering nicotine and tar filter membrane 13, and set up at filter membrane 13 lower surface, and with filter membrane 13 through shifting glue laminating fixed, be used for increasing china cypress paper body 1 thickness's fibre web 14, and set up at fibre web 14 lower surface, and with fibre web 14 through shifting glue laminating fixed, be used for increasing china cypress paper body 1 humidity's internal coating 15. One surface of the lining paper layer 11 contacting with the filter membrane 13 is provided with a lower serration 1111. An upper sawtooth part 131 which is engaged with the lining paper layer 11 and is fixed by the transfer glue is arranged on one surface of the filter membrane 13 contacted with the lining paper layer 11. In this embodiment, the filter membrane 13 is an activated carbon filter membrane. The fiber web 14 is a coir fiber. The inner coating 15 is a hydroalcoholic coating layer.
The lining paper layer is prepared from the following raw materials in parts by weight: 45 parts of broad-leaved wood pulp, 45 parts of softwood pulp, 57 parts of grass pulp, 25 parts of cactus, 21 parts of cotton wool, 27 parts of silver-loaded zeolite powder, 15 parts of plant ash, 17 parts of xylanase, 8 parts of alginate, 5 parts of sodium sulfite, 25 parts of agar, 12 parts of acetic acid, 12 parts of ethanol, 26 parts of sodium hydroxide and 18 parts of oxygen.
A preparation method of tipping paper comprises the following steps:
1) respectively adding 45 parts of hardwood pulp and 45 parts of softwood pulp into a double-circular-millstone pulping machine, pulping the hardwood pulp and the softwood pulp into wood pulp by the pulping machine while adding water, preparing the hardwood pulp with the pulping concentration of 3.7 percent and the beating degree of 68SR, preparing the softwood pulp with the pulping concentration of 3.7 percent and the beating degree of 660SR, and mixing the prepared hardwood pulp and the prepared softwood pulp for later use;
2) adding 57 parts of grass pulp into a cooking furnace, adding 5 parts of sodium sulfite into the raw materials, mixing, introducing steam for heating, keeping the temperature for 90 minutes when the temperature is raised to 130 ℃, releasing the steam for 6 seconds, continuing to heat to 165 ℃ and keeping the temperature for 120 minutes;
3) adding the grass pulp prepared in the step 2) into the boiler in the step 1), mixing the grass pulp with the prepared hardwood pulp and softwood pulp to prepare mixed pulp, adding 45 parts of xylanase and 8 parts of alginate, uniformly stirring by a stirring rod at a high speed, standing for 3 hours to thicken the mixed pulp by the alginate, and performing catalytic fermentation by xylanase for later use;
4) peeling 25 parts of cactus, then putting the peeled cactus into a water tank, stirring the cactus in the tank by a stirring rod to stir the cactus into cactus slurry, adding the prepared cactus slurry into the mixed slurry prepared in the step 3), adding 15 parts of plant ash, 21 parts of cotton wool, 27 parts of silver-loaded zeolite powder, 25 parts of agar, 12 parts of acetic acid and 12 parts of ethanol, mixing and stirring to prepare a paper pulp raw material for later use;
5) adding the paper pulp raw material prepared in the step 4) into an oxygen delignification reaction tower, adding 26 parts of sodium hydroxide used for alkali treatment, and then introducing 18 parts of oxygen to enable the paper pulp raw material to react for 75 minutes in the oxygen delignification reaction tower to prepare a paper pulp raw material of single-stage oxygen delignification for later use;
6) carrying out papermaking on the paper pulp prepared in the step 5), scooping up the paper pulp through a scooping paddle, uniformly spreading the paper pulp by controlling the scooping paddle to swing 30 times per minute, effectively controlling the spread paper pulp to meet the requirements of uniform thickness and good toughness, and then placing the paper pulp on a flat ground for airing to prepare raw paper for later use;
7) preparing tipping paper: coating prepared ink on a plastic film through a coating machine, rewinding and coating the ink on the plastic film on the surface of the base paper prepared in the step 6) through a compound machine to prepare semi-finished tipping paper for later use;
8) heating the semi-finished tipping paper prepared in the step 7) and the prepared water film layer, the filter membrane and the fiber net to 70 ℃ by a hot press, extruding and laminating under the pressure of 17MPa to ensure that two surfaces of the tipping paper are flat, and finally slitting by a slitting machine to obtain the tipping paper
The straw pulp is a mixture of reed, straw, sorghum stalk, bagasse and flax.
Examples of the experiments
The above table shows the technical requirements of the existing tipping paper, and according to the data in the above table, the comparison group I and the comparison group II are respectively adopted to compare with the tipping paper prepared by the application.
Experimental products: the tipping paper prepared by mixing starch with wood bark slurry is used as a first control group, the tipping paper layer prepared by mixing polyethylene with standing grain grass slurry is used as a second control group, and the tipping paper is used as an experimental group. Three sets of tipping paper layers were compared and the specific values were recorded as shown in the following table:
by combining the above table, the first control group, the second control group and the experimental group are compared, the tipping paper provided by the invention is used as the experimental group, and the measured data of the tipping paper is superior to those of the first control group and the second control group, so that the tipping paper is more suitable to be used as the wrapping paper for the tobacco filter compared with the first control group and the second control group.
The technical effects of the invention are mainly reflected in the following aspects: the tipping paper can filter tar and nicotine in smoke through the filter membrane, so as to reduce harm to human body; in addition, the inner lining paper layer uses hardwood pulp, softwood pulp and grass pulp as main fiber materials, the hardwood pulp and the softwood pulp are pulped, sodium sulfite is added into the grass pulp for cooking to make the prepared paper finer and smoother, the pulp prepared from cactus, cotton wool, agar, acetic acid, ethanol, silver-loaded zeolite powder and grass ash are mixed to prepare a filler, the filler is thickened by alginate and fermented by xylanase to make the mixed pulp more suitable for processing into tipping paper, then the mixed pulp is oxidized and delignified after sodium hydroxide and oxygen are added to prepare base paper, and finally the base paper and a water film layer, a filter membrane and a fiber net are subjected to hot pressing to prepare the tipping paper, the fiber net is combined by the filter membrane, the toughness of the tipping paper can be enhanced by filtering tar and nicotine, and the tipping paper is prevented from being dissolved by saliva when the tipping paper is in direct contact with a human body, therefore, the tipping paper can obviously play a role in reducing tar, and in addition, the prepared tipping paper can be rapidly degraded in a short time due to the adoption of organic materials.
The above are only typical examples of the present invention, and besides, the present invention may have other embodiments, and all the technical solutions formed by equivalent substitutions or equivalent changes are within the scope of the present invention as claimed.
Claims (7)
1. The utility model provides an environmental protection degradable cigarette is tipping paper for filter, includes the tipping paper body, its characterized in that: the tipping paper body comprises an inner lining paper layer, a water film layer, a filter membrane, a fiber net and an inner coating, wherein the water film layer is arranged on the upper surface of the inner lining paper layer and is fixedly attached to the inner lining paper layer, the filter membrane is arranged on the lower surface of the inner lining paper layer and is fixedly attached to the inner lining paper layer and is used for filtering nicotine and tar, the fiber net is arranged on the surface of the filter membrane and is fixedly attached to the filter membrane and is used for increasing the thickness of the tipping paper body, and the inner coating is arranged on the lower surface of the fiber net and is fixedly attached to the fiber net and is used for increasing the humidity of the tipping paper; the lining paper layer is prepared from the following raw materials in parts by weight: 40-50 parts of hardwood pulp, 40-50 parts of softwood pulp, 46-68 parts of grass pulp, 20-30 parts of cactus, 15-27 parts of cotton wool, 24-30 parts of silver-loaded zeolite powder, 10-20 parts of plant ash, 14-20 parts of xylanase, 6-10 parts of alginate, 4-6 parts of sodium sulfite, 20-30 parts of agar, 10-14 parts of acetic acid, 10-14 parts of ethanol, 24-28 parts of sodium hydroxide and 16-20 parts of oxygen.
2. The environment-friendly degradable tipping paper for cigarette filters according to claim 1, wherein: and a lower sawtooth part is arranged on one surface of the lining paper layer, which is in contact with the filter membrane.
3. The environment-friendly degradable tipping paper for cigarette filters according to claim 1, wherein: the filter membrane is an activated carbon filter membrane.
4. The environment-friendly degradable tipping paper for cigarette filters according to claim 1, wherein: and an upper sawtooth part meshed and fixed with the lining paper layer is arranged on one surface of the filter membrane, which is in contact with the lining paper layer.
5. The environment-friendly degradable tipping paper for cigarette filters according to claim 1, wherein: the fiber net is made of coconut fiber.
6. The environment-friendly degradable tipping paper for cigarette filters according to claim 1, wherein: the inner coating is a hydroalcoholic coating layer.
7. The environment-friendly degradable tipping paper for cigarette filters according to claim 1, wherein: the straw pulp is one or a mixture of more than two of reed, straw, sorghum stalk, bagasse and flax.
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