CN113802412B - Anti-wrinkle and anti-wet tipping paper - Google Patents
Anti-wrinkle and anti-wet tipping paper Download PDFInfo
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- CN113802412B CN113802412B CN202110953758.7A CN202110953758A CN113802412B CN 113802412 B CN113802412 B CN 113802412B CN 202110953758 A CN202110953758 A CN 202110953758A CN 113802412 B CN113802412 B CN 113802412B
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- 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
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/15—Nano-sized carbon materials
- C01B32/182—Graphene
- C01B32/194—After-treatment
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F292/00—Macromolecular compounds obtained by polymerising monomers on to inorganic materials
-
- 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
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
-
- 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
-
- 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
- D21H17/28—Starch
-
- 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
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
-
- 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
- D21H17/53—Polyethers; Polyesters
-
- 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
- D21H17/63—Inorganic compounds
- D21H17/66—Salts, e.g. alums
-
- 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
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/675—Oxides, hydroxides or carbonates
-
- 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
Abstract
The invention relates to the technical field of packaging materials, in particular to anti-wrinkle and anti-moisture tipping paper. Tipping paper on the market is fresh and can achieve two effects of water resistance and wrinkle resistance. Based on the phenomenon, the self-made modified polyacrylamide is added into the components of the anti-wrinkle and anti-moisture type tipping paper, so that the waterproof and anti-moisture performance of the tipping paper can be effectively improved, and the tipping paper can obtain a certain antibacterial property due to the fact that the modified polyacrylamide structure also contains the graphene structure; in addition, the tipping paper also contains an anti-wrinkle agent component, so that the tipping paper has a good effect of improving the anti-wrinkle property of the tipping paper, is easy to flatten after being rubbed with force, and has small transverse or longitudinal wrinkle rate.
Description
Technical Field
The invention relates to the technical field of packaging materials, in particular to anti-wrinkle and anti-moisture tipping paper.
Background
The cigarette tipping paper is special paper for connecting cigarette with filter tip, and has the functions of decoration, anti-fake, tar reducing, etc. besides the most basic function of tipping.
Along with the improvement of people to the living quality requirement, not only more and more pay close attention to the contact experience (promptly connect the waterproof nature of dress paper) between lip and the filter tip in the smoking process, also pay more and more attention to the crease-resistant performance that connects dress paper. The quality of the crease resistance affects the whole attractiveness, texture, brand effect and user experience of the cigarette to a great extent.
According to the investigation, the paper that connects on the market is bright to have can accomplish to possess simultaneously waterproof and two kinds of efficiency of crease-resistance, consequently, develops a have waterproof and crease-resistance ability connect dress paper and have better market prospect.
Disclosure of Invention
Aiming at the problems in the prior art, the technical problems to be solved by the invention are as follows: the tipping paper on the market is fresh and has two effects of water resistance and wrinkle resistance.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention provides crease-resistant and moisture-resistant tipping paper which comprises the following components in parts by weight:
50-70 parts of softwood pulp
Broad-leaved wood pulp 40-50 parts
3-5 parts of modified polyacrylamide
10-15 parts of hydroxypropyl starch
0.5 to 2 portions of sodium metasilicate
1-2 parts of gelatin
3-5 parts of polyethylene glycol
1-2 parts of modified titanium dioxide
3-5 parts of an anti-wrinkle agent.
Specifically, the modified polyacrylamide is prepared according to the following steps:
placing acryloyloxyethyl trimethyl ammonium chloride, acrylamide, butyl acrylate and functionalized graphene serving as monomers into a reaction bottle, adding distilled water to ensure that the mass percentage of the monomers in the distilled water is 30%, adding urea and a phase transfer catalyst CTAB, oscillating and shaking uniformly, adjusting the pH value of a reaction solution to be 5-6, continuously introducing nitrogen into the reaction bottle for 20-30min to expel oxygen in the reaction bottle, adding a photoinitiator V-50 in the middle period of oxygen expulsion, irradiating the reaction bottle with an ultraviolet high-pressure mercury lamp to initiate monomer polymerization after the oxygen expulsion is finished, and after irradiating for 90-100min, placing the reaction bottle under a normal temperature condition for 1h, cooling and curing to obtain modified polyacrylamide;
in the monomer, the mass ratio of acryloyloxyethyl trimethyl ammonium chloride to acrylamide to butyl acrylate to functionalized graphene is 25:65:2: 3-5;
the addition amount of the urea is 2% of the total mass of the monomers;
the adding amount of CTAB is 2% of the total mass of the monomers;
the addition amount of the photoinitiator V-50 is 3 per mill of the total mass of the monomers.
Specifically, the functionalized graphene is prepared according to the following steps:
(1) adding 0.3g of silane coupling agent into 10mL of ethanol aqueous solution with the mass concentration of 95% to obtain silane coupling agent dispersion liquid;
(2) taking 100mg of graphene oxide in 60mL of absolute ethyl alcohol, and performing ultrasonic dispersion for 30-50min to obtain a uniform graphene dispersion liquid;
(3) and (3) adding hydrochloric acid to adjust the pH value of the graphene dispersion liquid to be 3-4, slowly adding the silane coupling agent dispersion liquid, uniformly mixing, reacting at 60 ℃ for 24 hours, then carrying out centrifugal separation, washing with absolute ethyl alcohol and deionized water for multiple times in sequence to remove unreacted silane coupling agent, and enabling the washing liquid to be neutral, thus obtaining the functionalized graphene.
Specifically, the graphene oxide is obtained according to a polymers' method, and the particle size of the graphene oxide is 1000-2000 meshes.
Specifically, the silane coupling agent is a mixture of KH570 and JH-V171, and the mass ratio of the KH570 to the JH-V171 is 3: 1.
Specifically, the modified titanium dioxide is modified titanium dioxide by a silane coupling agent KH 550.
Specifically, the anti-wrinkle agent is glycerin or propylene glycol.
Specifically, the anti-wrinkle moisture-resistant tipping paper is prepared according to the following steps:
(1) adding softwood pulp and hardwood pulp into a beating machine, and beating to obtain pulp;
(2) adding the modified titanium dioxide into the slurry, and uniformly mixing to obtain mixed slurry;
(3) sequentially adding the modified polyacrylamide, hydroxypropyl starch, sodium metasilicate, gelatin, polyethylene glycol and an anti-wrinkling agent into the mixed slurry, and uniformly mixing to obtain paper pulp;
(4) the paper pulp is dewatered and formed by a net part and a press part, pressed on a paper pressing machine and perforated.
Specifically, the pulping concentration is controlled to be 3.3-4.6% in the pulping process.
Specifically, the beating degree in the beating process is controlled to be 65-75 DEG SR.
The invention has the beneficial effects that:
(1) according to the invention, the self-made modified polyacrylamide is added into the tipping paper, so that the waterproof and moisture-resistant performance of the tipping paper can be effectively improved, and the tipping paper also contains a graphene structure, so that the tipping paper can obtain a certain antibacterial property;
(2) the tipping paper contains the anti-wrinkle agent component, has a good effect of improving the anti-wrinkle property of the tipping paper, is easy to flatten after being rubbed forcefully, and has small transverse or longitudinal wrinkle rate.
Detailed Description
The present invention will now be described in further detail with reference to examples.
The modified polyacrylamide in the following examples of the invention is prepared according to the following steps:
placing acryloyloxyethyl trimethyl ammonium chloride, acrylamide, butyl acrylate and functionalized graphene serving as monomers into a reaction bottle, adding distilled water to ensure that the mass percentage of the monomers in the distilled water is 30%, adding urea and a phase transfer catalyst CTAB, oscillating and shaking uniformly, adjusting the pH value of a reaction solution to be 5-6, continuously introducing nitrogen into the reaction bottle for 20-30min to expel oxygen in the reaction bottle, adding a photoinitiator V-50 in the middle period of oxygen expulsion, irradiating the reaction bottle with an ultraviolet high-pressure mercury lamp to initiate monomer polymerization after the oxygen expulsion is finished, and after irradiating for 90-100min, placing the reaction bottle under a normal temperature condition for 1h, cooling and curing to obtain modified polyacrylamide;
in the monomer, the mass ratio of acryloyloxyethyl trimethyl ammonium chloride to acrylamide to butyl acrylate to functionalized graphene is 25:65:2: 3-5;
the addition amount of the urea is 2% of the total mass of the monomers;
the adding amount of CTAB is 2% of the total mass of the monomers;
the addition amount of the photoinitiator V-50 is 3 per mill of the total mass of the monomers.
The functionalized graphene in the following embodiment of the invention is prepared according to the following steps:
(1) adding 0.3g of silane coupling agent into 10mL of ethanol aqueous solution with the mass concentration of 95% to obtain silane coupling agent dispersion liquid;
(2) taking 100mg of graphene oxide in 60mL of absolute ethyl alcohol, and performing ultrasonic dispersion for 30-50min to obtain a uniform graphene dispersion liquid;
(3) and (3) adding hydrochloric acid to adjust the pH value of the graphene dispersion liquid to be 3-4, slowly adding the silane coupling agent dispersion liquid, uniformly mixing, reacting at 60 ℃ for 24 hours, then carrying out centrifugal separation, washing with absolute ethyl alcohol and deionized water for multiple times in sequence to remove unreacted silane coupling agent, and enabling a washing liquid to be neutral, thus obtaining the functionalized graphene.
Specifically, the graphene oxide is obtained according to a polymers' method, and the particle size of the graphene oxide is 1000-2000 meshes.
Specifically, the silane coupling agent is a mixture of KH570 and JH-V171, and the mass ratio of the KH570 to the JH-V171 is 3: 1.
The modified titanium dioxide in the following examples of the present invention was silane coupling agent KH550 modified titanium dioxide.
The anti-wrinkle agent in the following examples of the present invention is glycerin or propylene glycol.
The anti-wrinkle moisture-resistant tipping paper in the following embodiment of the invention is prepared by the following steps:
(1) adding softwood pulp and hardwood pulp into a beating machine, and beating to obtain pulp;
(2) adding the modified titanium dioxide into the slurry, and uniformly mixing to obtain mixed slurry;
(3) sequentially adding the modified polyacrylamide, hydroxypropyl starch, sodium metasilicate, gelatin, polyethylene glycol and an anti-wrinkling agent into the mixed slurry, and uniformly mixing to obtain paper pulp;
(4) the paper pulp is dewatered and formed by a net part and a press part, pressed on a paper pressing machine and perforated.
The pulping concentration in the pulping process in the following examples of the invention is controlled to be 3.3-4.6%.
The beating degree in the following examples of the invention was controlled at 65-75 ° SR.
Example 1
The anti-wrinkle and anti-moisture tipping paper comprises the following components in parts by weight:
50 parts of softwood pulp
Broad-leaved wood pulp 40 parts
3 portions of modified polyacrylamide
10 portions of hydroxypropyl starch
0.5 part of sodium metasilicate
1 part of gelatin
3 portions of polyethylene glycol
Modified titanium dioxide 1 part
And 3 parts of an anti-wrinkle agent.
Example 2
The anti-wrinkle moisture-resistant tipping paper comprises the following components in parts by weight:
53 parts of softwood pulp
42 parts of hardwood pulp
3 portions of modified polyacrylamide
13 portions of hydroxypropyl starch
0.6 part of sodium metasilicate
1 part of gelatin
3 portions of polyethylene glycol
Modified titanium dioxide 1 part
And 3 parts of an anti-wrinkle agent.
Example 3
The anti-wrinkle and anti-moisture tipping paper comprises the following components in parts by weight:
55 parts of softwood pulp
46 parts of hardwood pulp
3 portions of modified polyacrylamide
Hydroxypropyl starch 12 parts
0.5 part of sodium metasilicate
1 part of gelatin
3 portions of polyethylene glycol
Modified titanium dioxide 1 part
4 parts of an anti-wrinkle agent.
Example 4
The anti-wrinkle and anti-moisture tipping paper comprises the following components in parts by weight:
58 parts of softwood pulp
45 parts of broadleaf wood pulp
3.5 parts of modified polyacrylamide
13 portions of hydroxypropyl starch
Sodium metasilicate 1 part
1 part of gelatin
3.5 parts of polyethylene glycol
Modified titanium dioxide 1 part
4 parts of an anti-wrinkle agent.
Example 5
The anti-wrinkle moisture-resistant tipping paper comprises the following components in parts by weight:
62 parts of softwood pulp
46 parts of hardwood pulp
4 portions of modified polyacrylamide
13 portions of hydroxypropyl starch
1 part of sodium metasilicate
1.5 parts of gelatin
4 portions of polyethylene glycol
2 portions of modified titanium dioxide
5 parts of an anti-wrinkle agent.
Example 6
The anti-wrinkle moisture-resistant tipping paper comprises the following components in parts by weight:
65 parts of softwood pulp
50 parts of broad-leaved wood pulp
5 parts of modified polyacrylamide
15 portions of hydroxypropyl starch
2 portions of sodium metasilicate
2 portions of gelatin
5 portions of polyethylene glycol
2 portions of modified titanium dioxide
5 parts of an anti-wrinkle agent.
Example 7
The anti-wrinkle and anti-moisture tipping paper comprises the following components in parts by weight:
70 parts of softwood pulp
50 parts of broadleaf wood pulp
5 parts of modified polyacrylamide
15 portions of hydroxypropyl starch
2 portions of sodium metasilicate
2 portions of gelatin
5 portions of polyethylene glycol
2 portions of modified titanium dioxide
5 parts of an anti-wrinkle agent.
Comparative example 1 the same as example 1 except that: comparative example 1 the silane coupling agent used to prepare functionalized graphene was single-component KH 570.
Comparative example 2 is the same as example 1 except that: comparative example 2 the silane coupling agent used to prepare the functionalized graphene was a single component JH-V171.
Comparative example 3 differs from example 1 in that: comparative example 3 the silane coupling agent used for preparing the functionalized graphene is a mixture of KH570 and JH-V171, and the mass ratio of the KH570 to the JH-V171 is 1: 3.
Comparative example 4 is the same as example 1 except that: comparative example 4 no functionalized graphene is added in the process of preparing modified polyacrylamide, and the monomer of the modified polyacrylamide consists of acryloyloxyethyl trimethyl ammonium chloride, acrylamide and butyl acrylate according to the mass ratio of 25:65: 2.
And (4) performance testing:
according to the performance test results of the tipping papers obtained in examples 1 to 7 and comparative examples 1 to 4, a contact angle measuring instrument and an air permeability detector are adopted to respectively test the water contact angle and the air permeability, the GB15979-2002 is referred to test the antibacterial property, and the specific test results are shown in Table 1:
TABLE 1
| Test item | Contact angle (°) | Air permeability (μm Pa s) | Antibacterial ratio (%), Escherichia coli |
| Example 1 | 135 | 3.20 | 85 |
| Example 2 | 134 | 3.21 | 84 |
| Example 3 | 133 | 3.23 | 83 |
| Example 4 | 136 | 3.21 | 86 |
| Example 5 | 138 | 3.15 | 88 |
| Example 6 | 142 | 3.12 | 92 |
| Example 7 | 140 | 3.14 | 90 |
| Comparative example 1 | 133 | 3.22 | 80 |
| Comparative example 2 | 131 | 3.25 | 83 |
| Comparative example 3 | 123 | 3.30 | 82 |
| Comparative example 4 | 112 | 3.51 | / |
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. The anti-wrinkle moisture-resistant tipping paper is characterized by comprising the following components in parts by weight:
50-70 parts of softwood pulp
Broad-leaved wood pulp 40-50 parts
3-5 parts of modified polyacrylamide
10-15 parts of hydroxypropyl starch
0.5 to 2 portions of sodium metasilicate
1-2 parts of gelatin
3-5 parts of polyethylene glycol
1-2 parts of modified titanium dioxide
3-5 parts of an anti-wrinkle agent;
the modified polyacrylamide is prepared by the following steps:
placing acryloyloxyethyl trimethyl ammonium chloride, acrylamide, butyl acrylate and functionalized graphene serving as monomers into a reaction bottle, adding distilled water to ensure that the mass percentage of the monomers in the distilled water is 30%, adding urea and a phase transfer catalyst CTAB, oscillating and shaking uniformly, adjusting the pH of a reaction solution to be =5-6, continuously introducing nitrogen into the reaction bottle for 20-30min to expel oxygen in the reaction bottle, adding a photoinitiator V-50 in the middle period of oxygen expulsion, irradiating the reaction bottle with an ultraviolet high-pressure mercury lamp to initiate monomer polymerization after the oxygen expulsion is finished, and after irradiating for 90-100min, placing the reaction bottle under a normal temperature condition for 1h, cooling and curing to obtain modified polyacrylamide;
in the monomer, the mass ratio of acryloyloxyethyl trimethyl ammonium chloride to acrylamide to butyl acrylate to functionalized graphene is 25:65:2: 3-5;
the addition amount of the urea is 2% of the total mass of the monomers;
the adding amount of CTAB is 2% of the total mass of the monomers;
the addition amount of the photoinitiator V-50 is 3 per mill of the total mass of the monomers;
the functionalized graphene is prepared according to the following steps:
(1) adding 0.3g of silane coupling agent into 10mL of ethanol aqueous solution with the mass concentration of 95% to obtain silane coupling agent dispersion liquid;
(2) taking 100mg of graphene oxide in 60mL of absolute ethyl alcohol, and performing ultrasonic dispersion for 30-50min to obtain a uniform graphene dispersion liquid;
(3) adding hydrochloric acid to adjust the pH =3-4 of the graphene dispersion liquid, slowly adding and uniformly mixing the silane coupling agent dispersion liquid, reacting for 24 hours at 60 ℃, then carrying out centrifugal separation, washing with absolute ethyl alcohol and deionized water for multiple times in sequence to remove unreacted silane coupling agent, and enabling the washing liquid to be neutral, thus obtaining the functionalized graphene;
the silane coupling agent is a mixture consisting of KH570 and JH-V171, and the mass ratio of the KH570 to the JH-V171 is 3: 1;
the anti-wrinkle agent is glycerol or propylene glycol.
2. The anti-wrinkle anti-moisture type tipping paper according to claim 1, characterized in that: the graphene oxide is obtained according to a polymers' method, and the particle size of the graphene oxide is 1000-2000 meshes.
3. The anti-wrinkle anti-moisture type tipping paper according to claim 1, characterized in that: the modified titanium dioxide is silane coupling agent KH550 modified titanium dioxide.
4. The anti-wrinkle anti-wet tipping paper according to any one of claims 1 to 3, characterized in that it is produced according to the following steps:
(1) adding softwood pulp and hardwood pulp into a beating machine, and beating to obtain pulp;
(2) adding the modified titanium dioxide into the slurry, and uniformly mixing to obtain mixed slurry;
(3) sequentially adding modified polyacrylamide, hydroxypropyl starch, sodium metasilicate, gelatin, polyethylene glycol and an anti-wrinkling agent into the mixed slurry, and uniformly mixing to obtain paper pulp;
(4) the paper pulp is dewatered and formed by a net part and a press part, pressed on a paper pressing machine and perforated.
5. The anti-wrinkle anti-wet tipping paper according to claim 4, characterized in that: the pulping concentration is controlled to be 3.3-4.6% in the pulping process.
6. The anti-wrinkle anti-wet tipping paper according to claim 4, characterized in that: the beating degree in the beating process is controlled to be 65-75 DEG SR.
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| CN202110953758.7A CN113802412B (en) | 2021-08-19 | 2021-08-19 | Anti-wrinkle and anti-wet tipping paper |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106283894B (en) * | 2016-08-08 | 2017-10-13 | 山东交通学院 | A kind of graphene oxide is modified filter paper and preparation method and application |
| CN107814869A (en) * | 2017-11-10 | 2018-03-20 | 齐鲁工业大学 | Polymer/stannic oxide/graphene nano composite aquogel that is tough and tensile, stretchable, compressible and having fabulous self-healing properties |
| CN110055817B (en) * | 2019-03-15 | 2021-09-10 | 江苏众立生包装科技有限公司 | Waterproof flame-retardant tipping paper |
| CN110042700A (en) * | 2019-04-22 | 2019-07-23 | 江苏众立生包装科技有限公司 | Food-grade tipping paper |
| CN109971451B (en) * | 2019-05-14 | 2021-07-20 | 西南石油大学 | Graphene oxide nano cross-linking agent for fracturing fluid and preparation method thereof |
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