CN113303496A - Preparation method of moisture-preserving groove filter stick and groove paper and moisture-preserving groove filter stick - Google Patents
Preparation method of moisture-preserving groove filter stick and groove paper and moisture-preserving groove filter stick Download PDFInfo
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- CN113303496A CN113303496A CN202110654114.8A CN202110654114A CN113303496A CN 113303496 A CN113303496 A CN 113303496A CN 202110654114 A CN202110654114 A CN 202110654114A CN 113303496 A CN113303496 A CN 113303496A
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- Prior art keywords
- grooved
- paper
- moisture
- filter stick
- groove
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- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- 230000003020 moisturizing effect Effects 0.000 claims abstract description 37
- 239000007788 liquid Substances 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 26
- 229920002907 Guar gum Polymers 0.000 claims abstract description 17
- 238000001035 drying Methods 0.000 claims abstract description 17
- 239000000665 guar gum Substances 0.000 claims abstract description 17
- 229960002154 guar gum Drugs 0.000 claims abstract description 17
- 235000010417 guar gum Nutrition 0.000 claims abstract description 17
- 229920002401 polyacrylamide Polymers 0.000 claims abstract description 17
- 238000004513 sizing Methods 0.000 claims abstract description 12
- 239000002994 raw material Substances 0.000 claims abstract description 9
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract description 7
- 238000005096 rolling process Methods 0.000 claims abstract description 6
- 238000005507 spraying Methods 0.000 claims abstract description 6
- 229920002301 cellulose acetate Polymers 0.000 claims description 22
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 238000013329 compounding Methods 0.000 claims description 3
- 244000061176 Nicotiana tabacum Species 0.000 claims 1
- 235000019504 cigarettes Nutrition 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 241000208125 Nicotiana Species 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 239000000779 smoke Substances 0.000 description 7
- 230000014759 maintenance of location Effects 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 206010013911 Dysgeusia Diseases 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000007794 irritation Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 208000004044 Hypesthesia Diseases 0.000 description 1
- 229920006221 acetate fiber Polymers 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001953 sensory effect Effects 0.000 description 1
- 230000000391 smoking effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Classifications
-
- 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
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/04—Tobacco smoke filters characterised by their shape or structure
- A24D3/048—Tobacco smoke filters characterised by their shape or structure containing additives
-
- 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
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/06—Use of materials for tobacco smoke filters
- A24D3/061—Use of materials for tobacco smoke filters containing additives entrapped within capsules, sponge-like material or the like, for further release upon smoking
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/24—Polysaccharides
- D21H17/31—Gums
- D21H17/32—Guar or other polygalactomannan gum
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
- D21H17/55—Polyamides; Polyaminoamides; Polyester-amides
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
- D21H25/04—Physical treatment, e.g. heating, irradiating
- D21H25/06—Physical treatment, e.g. heating, irradiating of impregnated or coated paper
Abstract
The invention discloses a preparation method of a moisture-preserving groove filter stick and groove paper and a moisture-preserving groove filter stick, wherein the preparation method of the moisture-preserving groove filter stick groove paper comprises the following steps: preparing a moisturizing liquid according to the mass ratio of the polyacrylamide to the guar gum of (10-20) to (1-6); according to the mass ratio (1-2) of the moisturizing liquid to the raw material paper pulp of the grooved paper being 20, in the process of sizing the grooved paper, adding the moisturizing liquid to the grooved paper through a sizing machine to obtain the grooved paper; drying the grooved paper, and rolling to obtain a grooved paper roll; and rewinding the stretched grooved paper roll, and spraying steam to the grooved paper roll in the rewinding process to ensure that the moisture content of the rewound grooved paper roll is 7% -10%, thus obtaining the moisturizing grooved filter stick grooved paper. The preparation method of the groove paper for the moisture-retaining groove filter stick adds the moisture-retaining liquid in the paper making process of the groove paper, and rewinds and humidifies the groove paper roll after the moisture-retaining liquid is added, so that the suction drying feeling of the groove filter stick prepared from the groove paper is effectively reduced.
Description
Technical Field
The invention relates to the field of cigarette manufacturing, in particular to a moisture-preserving grooved filter stick, a preparation method of grooved paper and a moisture-preserving grooved filter stick.
Background
The special filter stick is a filter stick which is processed, rolled and cut by adopting a special filter stick forming process and has special efficacy on cigarette smoke. The grooved filter stick is one of special filter sticks, and is made of cellulose acetate tow, special grooved paper and filter stick forming paper as main raw materials, and the grooved paper between the tow and the forming paper is in a regular grooved shape.
The groove filter stick has a special groove structure, so that the adsorption and interception effects on smoke are better than those of a common filter stick. However, moisture in the smoke is also trapped by the fluted filter rod, resulting in a stronger dry feel of the puff.
Therefore, how to provide a grooved filter stick capable of effectively reducing the suction drying feeling becomes a technical problem to be solved urgently in the field.
Disclosure of Invention
The invention aims to provide a novel technical scheme of a moisture-preserving groove filter stick capable of effectively reducing the suction drying feeling.
According to a first aspect of the invention, there is provided a method of making a moisture preserving fluted filter plug paper.
The preparation method of the moisturizing grooved filter stick grooved paper comprises the following steps:
step (1): preparing a moisturizing liquid according to the mass ratio of the polyacrylamide to the guar gum of (10-20) to (1-6);
step (2): according to the mass ratio (1-2) of the moisturizing liquid to the raw material paper pulp of the grooved paper being 20, in the process of sizing the grooved paper, adding the moisturizing liquid to the grooved paper through a sizing machine to obtain the grooved paper;
and (3): drying the grooved paper, and rolling to obtain a grooved paper roll;
and (4): and rewinding the stretched grooved paper roll, and spraying steam to the grooved paper roll in the rewinding process to ensure that the moisture content of the rewound grooved paper roll is 7% -10%, thus obtaining the moisturizing grooved filter stick grooved paper.
Optionally, the mass percentage of the polyacrylamide in the moisturizing liquid in the step (1) is 5% -10%, and the mass percentage of the guar gum is 0.5% -3%.
Optionally, the step (1) is specifically as follows:
dissolving polyacrylamide and adding guar gum according to the mass ratio of (10-20) to (1-6) of the polyacrylamide to the guar gum to prepare the moisturizing liquid.
Optionally, the temperature of the drying treatment in the step (3) is 70 ℃ to 90 ℃.
Optionally, the moisture content of the grooved paper roll obtained in the step (3) is 5% -6%, and the longitudinal expansion energy absorption value of the grooved paper roll is greater than or equal to 7.0J/m2。
Optionally, the speed of the rewinding machine in the step (4) is 250m/min-300 m/min.
According to a second aspect of the invention, a preparation method of the moisture-preserving grooved filter stick is provided.
The preparation method of the moisture-retaining groove filter stick comprises the following steps:
step (1): wrapping tows by the moisturizing groove filter stick groove paper prepared by the preparation method of the moisturizing groove filter stick groove paper to obtain a moisturizing groove section;
step (2): preparing a cellulose acetate filter rod section;
and (3): and compounding the moisture-retaining groove section and the cellulose acetate filter rod section to obtain the moisture-retaining groove filter rod.
Optionally, the length ratio of the moisture retention groove section to the cellulose acetate filter rod section in the step (3) is (1-2): 1.
According to a third aspect of the invention, there is provided a moisture-retaining fluted filter rod.
The moisture-retaining groove filter stick comprises a cellulose acetate filter stick section and a moisture-retaining groove section prepared from the moisture-retaining groove filter stick groove paper prepared by the preparation method of the moisture-retaining groove filter stick groove paper, wherein two ends of the moisture-retaining groove section are respectively connected with tobacco shreds and the cellulose acetate filter stick section.
Optionally, the length ratio of the moisture retaining groove section to the cellulose acetate filter rod section is (1-2): 1.
According to the preparation method of the groove paper for the moisture-preserving groove filter stick, the moisture-preserving liquid is added in the paper making process of the groove paper, and the groove paper roll is rewound and humidified after the moisture-preserving liquid is added, so that the effect of increasing the water content of the groove paper and not influencing the physical index of the groove paper is achieved, and the suction drying feeling of the groove filter stick prepared from the groove paper is effectively relieved.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
The invention provides a preparation method of a moisturizing groove filter stick groove paper, which comprises the following steps:
step (1): preparing the moisturizing liquid according to the mass ratio of the polyacrylamide to the guar gum of (10-20) to (1-6).
In order to achieve the effect of better reducing the suction drying feeling, the mass percentage of the polyacrylamide in the moisturizing liquid in the step (1) is 5-10%, and the mass percentage of the guar gum is 0.5-3%.
In order to achieve the effect of better reducing the suction drying feeling, the step (1) is specifically as follows:
dissolving polyacrylamide and adding guar gum according to the mass ratio of (10-20) to (1-6) of the polyacrylamide to the guar gum to prepare the moisturizing liquid.
Step (2): according to the mass ratio of the moisturizing liquid to the raw material paper pulp of the fluted paper being (1-2):20, in the process of sizing the fluted paper, the moisturizing liquid is added to the fluted paper through a sizing machine to obtain the fluted paper.
The raw material pulp of the fluted paper is pulp used in the process of making the fluted paper. Typically, fluted paper can be manufactured using a papermaking process.
And (3): and drying the grooved paper, and winding the paper to obtain the grooved paper roll.
In order to avoid adverse effects such as paper breakage on the subsequent stretching and rewinding steps, the drying temperature in the step (3) is 70-90 ℃.
In order to improve the feasibility of the subsequent stretching and rewinding steps, the moisture content of the grooved paper roll obtained in the step (3) is 5% -6%, and the longitudinal expansion energy absorption value of the grooved paper roll is greater than or equal to 7.0J/m2。
And (4): and rewinding the stretched grooved paper roll, and spraying steam to the grooved paper roll in the rewinding process to ensure that the moisture content of the rewound grooved paper roll is 7% -10%, thus obtaining the moisturizing grooved filter stick grooved paper.
In order to avoid the problem of paper breaking, the speed of the rewinding machine in the step (4) is 250-300 m/min. The speed of the conventional paper winder is 320-390m/min, and the step (4) of the method can more accurately control the moisture content of the grooved paper roll and prevent paper breaking by reducing the speed.
The disclosure also provides a preparation method of the moisture-preserving groove filter stick, which comprises the following steps:
step (1): wrapping tows of the moisturizing groove filter stick groove paper prepared by the preparation method of the moisturizing groove filter stick groove paper to obtain a moisturizing groove section.
Step (2): a cellulose acetate filter rod segment was prepared. The conventional process for preparing the cellulose acetate filter stick can be adopted for preparing the cellulose acetate filter stick.
And (3): and compounding the moisture-retaining groove section and the cellulose acetate filter rod section to obtain the moisture-retaining groove filter rod.
In order to achieve the effect of better reducing the suction drying feeling, the length ratio of the moisture retention groove section to the cellulose acetate filter rod section in the step (3) is (1-2): 1.
The disclosure also provides a moisture-preserving groove filter stick which comprises a cellulose acetate filter stick section and a moisture-preserving groove section prepared from the moisture-preserving groove filter stick groove paper prepared by the preparation method of the moisture-preserving groove filter stick groove paper.
The two ends of the moisture-keeping groove section are respectively connected with the tobacco shred and the cellulose acetate filter rod section. Therefore, the moisture-keeping groove section is positioned between the tobacco shred and the cellulose acetate filter rod section, so that the moisture-keeping groove section is the part of the filter rod contacting the tobacco shred. Because the flue gas temperature is high when the flue gas just enters the filter tip section from the tobacco shred section, the moisture-retaining groove section is connected with the tobacco shred section, so that the flue gas temperature can be effectively reduced, and the moisture release is promoted.
In order to achieve the effect of better reducing the suction drying feeling, the length ratio of the moisture retention groove section to the cellulose acetate filter rod section is (1-2): 1.
The experimental procedures used in the examples below are conventional unless otherwise specified, the materials and reagents used therein are commercially available, and the equipment used in the experiments are well known to those skilled in the art without otherwise specified.
Example 1
Stirring and dissolving polyacrylamide and guar gum according to the mass ratio of 90:10:1 of water to polyacrylamide to guar gum to prepare a moisturizing liquid;
according to the mass ratio of the moisture retention liquid to the raw material paper pulp of the grooved paper being 1:20, in the process of sizing the grooved paper, adding the moisture retention liquid to the grooved paper through a sizing machine to obtain the grooved paper containing the moisture retention liquid;
drying the slot paper at 90 ℃, setting the speed of a paper winder to be 350m/min, and winding to obtain a slot paper roll with the water content of 6% of the slot paper;
and (3) rewinding after reversely stretching the grooved paper roll, setting the speed of the winder to be 260m/min, and spraying water vapor to the two sides of the grooved paper in the rewinding process to ensure that the water content of the rewound grooved paper roll is 10 percent, thus obtaining the moisturizing grooved filter stick grooved paper T1.
And preparing a grooved filter stick based on the moisture-preserving grooved filter stick grooved paper T1, and rolling to obtain the cigarette A.
Example 2
Stirring and dissolving polyacrylamide and guar gum according to the mass ratio of 90:10:0.5 of water to the polyacrylamide to the guar gum to prepare a moisturizing liquid;
according to the mass ratio of the raw material paper pulp of the moisturizing liquid to the raw material paper pulp of the grooved paper of 1.5:20, in the process of sizing the grooved paper, adding the moisturizing liquid to the grooved paper through a sizing machine to obtain the grooved paper containing the moisturizing liquid;
drying the slot paper at 90 ℃, setting the speed of a paper winder to be 320m/min, and winding to obtain a slot paper roll with the water content of 5% of the slot paper;
and (3) rewinding after reversely stretching the grooved paper roll, setting the speed of the paper winder to be 250m/min, and spraying water vapor to the two sides of the grooved paper roll in the rewinding process to ensure that the water content of the rewound grooved paper roll is 9 percent, thus obtaining the moisturizing grooved filter stick grooved paper T2.
And preparing a grooved filter stick based on the moisture-retention grooved filter stick grooved paper T2, and rolling to obtain a cigarette B.
Comparative example 1
Based on a common acetate fiber filter stick without groove paper, the cigarette C is obtained by rolling the same cut tobacco formula.
The smoke index detection of the cigarette A, B, C is carried out, and the results are shown in table 1. As can be seen from Table 1, the moisture content in the smoke of A, B cigarette is higher than that of C cigarette.
TABLE 1 cigarette mainstream smoke index table
Sensory smoking evaluations were performed on the cigarette A, B, C and the results are shown in Table 2. As can be seen from Table 2, the A, B cigarette scored higher than the C cigarette in terms of irritation, aftertaste, etc., and had a reduced sensation of smoke dryness.
TABLE 2 suction evaluation table
| Sample (I) | Gloss of | Fragrance | Tuning by hand | Miscellaneous qi | Irritation property | Aftertaste | Total up to |
| A | 4 | 27.5 | 5.5 | 10.5 | 18.5 | 22.5 | 88.5 |
| B | 4 | 27.5 | 5.5 | 10.5 | 18.5 | 22 | 88 |
| C | 4 | 27 | 5 | 10.5 | 18 | 22 | 86.5 |
Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (10)
1. A preparation method of a moisturizing grooved filter stick grooved paper is characterized by comprising the following steps:
step (1): preparing a moisturizing liquid according to the mass ratio of the polyacrylamide to the guar gum of (10-20) to (1-6);
step (2): according to the mass ratio (1-2) of the moisturizing liquid to the raw material paper pulp of the grooved paper being 20, in the process of sizing the grooved paper, adding the moisturizing liquid to the grooved paper through a sizing machine to obtain the grooved paper;
and (3): drying the grooved paper, and rolling to obtain a grooved paper roll;
and (4): and rewinding the stretched grooved paper roll, and spraying steam to the grooved paper roll in the rewinding process to ensure that the moisture content of the rewound grooved paper roll is 7% -10%, thus obtaining the moisturizing grooved filter stick grooved paper.
2. The method for preparing the moisture-preserving grooved filter stick grooved paper according to claim 1, characterized in that the mass percentage of polyacrylamide in the moisture-preserving solution in the step (1) is 5-10%, and the mass percentage of guar gum is 0.5-3%.
3. The method for preparing the moisture-preserving grooved filter stick grooved paper according to claim 1, characterized in that the step (1) is as follows:
dissolving polyacrylamide and adding guar gum according to the mass ratio of (10-20) to (1-6) of the polyacrylamide to the guar gum to prepare the moisturizing liquid.
4. The method for preparing a moisture-preserving grooved filter plug paper according to claim 1, wherein the temperature of the drying treatment in the step (3) is 70 ℃ to 90 ℃.
5. The method for preparing the moisture-preserving grooved filter stick grooved paper according to claim 4, wherein the moisture content of the grooved paper roll obtained in the step (3) is 5% -6%, and the longitudinal expansion energy absorption value of the grooved paper roll is greater than or equal toAt 7.0J/m2。
6. The method of making a moisture-retentive grooved filter plug paper according to claim 1, wherein the rewinding winder speed in step (4) is 250m/min to 300 m/min.
7. A preparation method of a moisture-retaining groove filter stick is characterized by comprising the following steps:
step (1): wrapping tows of the moisture-preserving grooved filter stick paper prepared by the preparation method of the moisture-preserving grooved filter stick paper according to any one of claims 1 to 6 to obtain moisture-preserving grooved sections;
step (2): preparing a cellulose acetate filter rod section;
and (3): and compounding the moisture-retaining groove section and the cellulose acetate filter rod section to obtain the moisture-retaining groove filter rod.
8. The method for preparing a moisture-retaining grooved filter stick according to claim 7, wherein the length ratio of the moisture-retaining grooved segment to the cellulose acetate filter stick segment in the step (3) is (1-2): 1.
9. A moisture-retaining groove filter stick is characterized by comprising a cellulose acetate filter stick section and a moisture-retaining groove section prepared from the moisture-retaining groove filter stick groove paper prepared by the method for preparing the moisture-retaining groove filter stick groove paper as claimed in any one of claims 1 to 6, wherein two ends of the moisture-retaining groove section are respectively connected with tobacco shreds and the cellulose acetate filter stick section.
10. The moisture-retentive grooved filter rod of claim 9, wherein the ratio of the lengths of the moisture retentive groove segments and the cellulose acetate filter rod segments is (1-2): 1.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110654114.8A CN113303496A (en) | 2021-06-11 | 2021-06-11 | Preparation method of moisture-preserving groove filter stick and groove paper and moisture-preserving groove filter stick |
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| CN202110654114.8A CN113303496A (en) | 2021-06-11 | 2021-06-11 | Preparation method of moisture-preserving groove filter stick and groove paper and moisture-preserving groove filter stick |
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| CN112553955A (en) * | 2020-11-19 | 2021-03-26 | 河南中烟工业有限责任公司 | Perfuming and moisture-retaining groove paper and preparation method of groove filter tip |
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2021
- 2021-06-11 CN CN202110654114.8A patent/CN113303496A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5397436A (en) * | 1992-07-15 | 1995-03-14 | Air Products And Chemicals, Inc. | Paper wet-strength improvement with cellulose reactive size and amine functional poly(vinyl alcohol) |
| JP2003023880A (en) * | 2001-07-16 | 2003-01-28 | Oji Paper Co Ltd | Base paper for fruit bag |
| US20100269995A1 (en) * | 2009-04-24 | 2010-10-28 | Eastman Chemical Company | Sulfopolyesters for paper strength and process |
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