CN115726219A - Preparation method of nano paper yarns with good waterproof performance - Google Patents
Preparation method of nano paper yarns with good waterproof performance Download PDFInfo
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- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- 238000000498 ball milling Methods 0.000 claims abstract description 66
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 43
- -1 polyoxyethylene Polymers 0.000 claims abstract description 38
- 239000002002 slurry Substances 0.000 claims abstract description 33
- 238000003756 stirring Methods 0.000 claims abstract description 28
- 238000010438 heat treatment Methods 0.000 claims abstract description 23
- WVJOGYWFVNTSAU-UHFFFAOYSA-N dimethylol ethylene urea Chemical compound OCN1CCN(CO)C1=O WVJOGYWFVNTSAU-UHFFFAOYSA-N 0.000 claims abstract description 15
- QUBQYFYWUJJAAK-UHFFFAOYSA-N oxymethurea Chemical compound OCNC(=O)NCO QUBQYFYWUJJAAK-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229950005308 oxymethurea Drugs 0.000 claims abstract description 15
- 239000011261 inert gas Substances 0.000 claims abstract description 11
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims abstract description 8
- 235000014113 dietary fatty acids Nutrition 0.000 claims abstract description 8
- 229930195729 fatty acid Natural products 0.000 claims abstract description 8
- 239000000194 fatty acid Substances 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 239000011122 softwood Substances 0.000 claims abstract description 6
- YGCOKJWKWLYHTG-UHFFFAOYSA-N [[4,6-bis[bis(hydroxymethyl)amino]-1,3,5-triazin-2-yl]-(hydroxymethyl)amino]methanol Chemical compound OCN(CO)C1=NC(N(CO)CO)=NC(N(CO)CO)=N1 YGCOKJWKWLYHTG-UHFFFAOYSA-N 0.000 claims description 14
- MNFGEHQPOWJJBH-UHFFFAOYSA-N diethoxy-methyl-phenylsilane Chemical compound CCO[Si](C)(OCC)C1=CC=CC=C1 MNFGEHQPOWJJBH-UHFFFAOYSA-N 0.000 claims description 14
- 239000000839 emulsion Substances 0.000 claims description 14
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 12
- 239000004902 Softening Agent Substances 0.000 claims description 11
- 238000002156 mixing Methods 0.000 claims description 11
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 10
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 10
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Natural products OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 10
- 239000002994 raw material Substances 0.000 claims description 10
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 claims description 10
- 238000005303 weighing Methods 0.000 claims description 7
- YAYNEUUHHLGGAH-UHFFFAOYSA-N 1-chlorododecane Chemical compound CCCCCCCCCCCCCl YAYNEUUHHLGGAH-UHFFFAOYSA-N 0.000 claims description 6
- 235000021355 Stearic acid Nutrition 0.000 claims description 6
- 150000002148 esters Chemical class 0.000 claims description 6
- 150000004665 fatty acids Chemical class 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- CRVGTESFCCXCTH-UHFFFAOYSA-N methyl diethanolamine Chemical compound OCCN(C)CCO CRVGTESFCCXCTH-UHFFFAOYSA-N 0.000 claims description 6
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical group CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 6
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 6
- 239000008117 stearic acid Substances 0.000 claims description 6
- PXRKCOCTEMYUEG-UHFFFAOYSA-N 5-aminoisoindole-1,3-dione Chemical compound NC1=CC=C2C(=O)NC(=O)C2=C1 PXRKCOCTEMYUEG-UHFFFAOYSA-N 0.000 claims description 5
- 229910052786 argon Inorganic materials 0.000 claims description 5
- 238000000227 grinding Methods 0.000 claims description 5
- 239000001307 helium Substances 0.000 claims description 5
- 229910052734 helium Inorganic materials 0.000 claims description 5
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 229910052754 neon Inorganic materials 0.000 claims description 5
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 claims description 5
- GNHOJBNSNUXZQA-UHFFFAOYSA-J potassium aluminium sulfate dodecahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.O.O.[Al+3].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O GNHOJBNSNUXZQA-UHFFFAOYSA-J 0.000 claims description 5
- 239000011780 sodium chloride Substances 0.000 claims description 5
- 235000010265 sodium sulphite Nutrition 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 239000004744 fabric Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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- Paper (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention belongs to the technical field of yarn production, and particularly relates to a preparation method of nano paper yarn with good waterproof performance, which comprises the following steps: putting 100 parts of softwood pulp in a pulper, adding the prepared slurry into a ball milling tank, sealing the ball milling tank, vacuumizing, and then carrying out inert gas; mounting the ball milling tank on a ball mill, covering the ball mill with a cover, and performing primary ball milling at the rotating speed of 300-500r/min for 5-9 hours to obtain nano slurry; the preparation method of the waterproof agent comprises the following steps: putting dimethylol urea, dimethylol ethylene urea and polyoxyethylene fatty acid ester into a reaction kettle, stirring and heating; according to the invention, the prepared waterproof agent is blended into the slurry, and the paper yarns are prepared by the slurry, so that the finished paper yarns have good waterproof performance, the compactness of the paper yarns is improved, water stains can be effectively prevented from entering, and the waterproof performance is further improved.
Description
Technical Field
The invention relates to the technical field of yarn production, in particular to a preparation method of nano paper yarns with good waterproof performance.
Background
With the improvement of living standard, the requirements on the garment fabric are higher and higher, and especially the requirements on the functionality of the fabric are higher and higher. Paper yarn is an emerging technical textile material. The paper yarn base paper is also called paper yarn base paper, and is usually made of safe, environment-friendly and good-toughness plant fibers as raw materials, but the paper yarn is poor in waterproof performance, so that the application range of the paper yarn is limited, and the waterproof fabric is more and more popular with consumers. Therefore, a preparation method of the nano paper yarns with good waterproof performance is provided.
Disclosure of Invention
The invention aims to provide a preparation method of nano paper yarns with good waterproof performance, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a preparation method of nano paper yarns with good waterproof performance comprises the following steps:
s1, placing 100 parts of softwood pulp in a pulper, adding the prepared slurry into a ball milling tank, sealing the ball milling tank, vacuumizing, and then using inert gas; mounting the ball milling tank on a ball mill, covering the outer cover of the ball mill, and carrying out primary ball milling at the rotating speed of 300-500r/min for 5-9 hours to obtain nano slurry;
s2, preparing the waterproof agent, which comprises the following steps:
s21, putting dimethylol urea, dimethylol ethylene urea and polyoxyethylene fatty acid ester into a reaction kettle, stirring and heating;
s22, heating to a certain temperature, sequentially adding methyl phenyl diethoxysilane and hexamethylol melamine, and increasing the stirring speed to form emulsion;
s23, adding acrylic ester and alkyl sulfonic acid into the emulsion, and stirring to obtain the waterproof agent;
s3, adding the nano slurry into a stirrer, adding a waterproof agent, heating to 50-80 ℃, and mixing and stirring for 0.5-1h;
s4, adding a waterproof agent into the nano slurry ball milling tank in the step S1, adjusting the rotating speed of the ball mill, and carrying out secondary ball milling;
s5, a third ball milling stage: adding 6-14 parts of softening agent and 8-18 parts of color fixing agent into a ball mill, adjusting the rotating speed of the ball mill, and carrying out ball milling for the third time;
and S6, feeding 100 parts by weight of the nano slurry obtained in the step 1 into a net cage, dehydrating and forming into paper sheets, squeezing and dehydrating, and heating at 96 ℃ for 6-14 hours to obtain the nano paper yarns.
Preferably, in S1, the grinding balls are filled in the ball material ratio of 5: 1-10: 1, and the inert gas is any one of helium, neon and argon.
Preferably, the softening agent is prepared by stirring and mixing stearic acid, methyldiethanolamine, isopropanol and chlorododecane in a stainless steel reaction kettle at the reaction temperature of 70-110 ℃.
Preferably, in the step S2, the preparation of the waterproofing agent further comprises weighing the following raw materials in parts by weight: 3-9 parts of dimethylol urea, 5-12 parts of dimethylol ethylene urea, 5-13 parts of methyl phenyl diethoxy silane, 2-9 parts of hexamethylol melamine and 5-14 parts of acrylic ester and alkyl sulfonic acid.
Preferably, in the step S2, the preparation of the waterproofing agent further comprises weighing the following raw materials in parts by weight: 6 parts of dimethylol urea, 9 parts of dimethylol ethylene urea, 9 parts of methyl phenyl diethoxy silane, 6 parts of hexamethylol melamine and 10 parts of acrylic ester and alkyl sulfonic acid.
Preferably, the color fixing agent is any one of sodium chloride, sodium sulfite, citric acid and potassium aluminum sulfate dodecahydrate.
Preferably, in S4, the rotation speed of the second ball milling is 500-600r/min, and the ball milling time is 3-5h.
Preferably, in S5, the third ball milling rotation speed is 600-800r/min, and the ball milling time is 4-6h.
The invention has the beneficial effects that:
according to the invention, dimethylol urea, dimethylol ethylene urea and fatty acid polyoxyethylene ester are put into a reaction kettle to be stirred and heated; after the temperature is raised to a certain temperature, sequentially adding methyl phenyl diethoxysilane and hexamethylol melamine, and increasing the stirring speed to form emulsion; acrylic ester and alkyl sulfonic acid are added into the emulsion to prepare a waterproof agent which is blended into the slurry, and the paper yarns are prepared through the slurry, so that the finished paper yarns have good waterproof performance.
The method comprises the steps of ball milling raw material pulp for preparing the paper yarns for multiple times to enable the particle size of the pulp to reach a nanometer level, then feeding the nanometer pulp into a net cage, dehydrating and forming the nanometer pulp into paper sheets, squeezing, dehydrating and heating the paper sheets to obtain the nanometer paper yarns, and improving the compactness of the paper yarns.
According to the invention, the prepared waterproof agent is blended into the slurry, and the paper yarns are prepared by the slurry, so that the finished paper yarns have good waterproof performance, the compactness of the paper yarns is improved, water stains can be effectively prevented from entering, and the waterproof performance is further improved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
A preparation method of nano paper yarns with good waterproof performance comprises the following steps:
s1, placing 100 parts of softwood pulp in a pulper, adding the prepared slurry into a ball milling tank, sealing the ball milling tank, vacuumizing, and then using inert gas; mounting the ball milling tank on a ball mill, covering the ball mill with a housing, and performing primary ball milling at a rotation speed of 300r/min for 5 hours to obtain nano slurry;
s2, preparing the waterproof agent, which comprises the following steps:
s21, placing dimethylol urea, dimethylol ethylene urea and fatty acid polyoxyethylene ester into a reaction kettle, stirring and heating;
s22, heating to a certain temperature, sequentially adding methyl phenyl diethoxysilane and hexamethylolmelamine, and increasing the stirring speed to form emulsion;
s23, adding acrylic ester and alkyl sulfonic acid into the emulsion, and stirring to obtain the waterproof agent;
s3, adding the nano slurry into a stirrer, adding the waterproof agent, heating to 50 ℃, and mixing and stirring for 0.5h;
s4, adding a waterproof agent into the nano slurry ball milling tank in the step S1, adjusting the rotating speed of the ball mill, and carrying out secondary ball milling;
s5, a third ball milling stage: adding 6 parts of softening agent and 8 parts of color fixing agent into a ball mill, adjusting the rotating speed of the ball mill, and carrying out ball milling for the third time;
and S6, feeding 100 parts by weight of the nano pulp obtained in the step 1 into a net cage, dehydrating and forming into paper sheets, squeezing and dehydrating, and heating at 96 ℃ for 6 hours to obtain the nano paper yarns.
In this embodiment, in S1, the grinding balls are loaded into the balls according to a ball-to-material ratio of 5: 1, and the inert gas is any one of helium, neon and argon. The softening agent is prepared by stirring and mixing stearic acid, methyldiethanolamine, isopropanol and chlorododecane in a stainless steel reaction kettle at the reaction temperature of 70 ℃. In the S2, the preparation of the waterproof agent further comprises the following steps of weighing the following raw materials in parts by weight: 3 parts of dimethylol urea, 5 parts of dimethylol ethylene urea, 5 parts of methyl phenyl diethoxy silane, 2 parts of hexamethylol melamine and 5 parts of acrylic ester and alkyl sulfonic acid. The color fixing agent is any one of sodium chloride, sodium sulfite, citric acid and aluminum potassium sulfate dodecahydrate. In S4, the rotation speed of the second ball milling is 500r/min, and the ball milling time is 3h. In S5, the third ball milling rotating speed is 600r/min, and the ball milling time is 4h.
Example two
A preparation method of nano paper yarns with good waterproof performance comprises the following steps:
s1, placing 100 parts of softwood pulp in a pulper, adding the prepared slurry into a ball milling tank, sealing the ball milling tank, vacuumizing, and then using inert gas; mounting the ball milling tank on a ball mill, covering the ball mill with a housing, and performing primary ball milling at a rotation speed of 400r/min for 7 hours to obtain nano slurry;
s2, preparing the waterproof agent, which comprises the following steps:
s21, placing dimethylol urea, dimethylol ethylene urea and fatty acid polyoxyethylene ester into a reaction kettle, stirring and heating;
s22, heating to a certain temperature, sequentially adding methyl phenyl diethoxysilane and hexamethylol melamine, and increasing the stirring speed to form emulsion;
s23, adding acrylic ester and alkyl sulfonic acid into the emulsion, and stirring to obtain the waterproof agent;
s3, adding the nano slurry into a stirrer, adding the waterproof agent, heating to 65 ℃, and mixing and stirring for 0.75h;
s4, adding a waterproof agent into the nano slurry ball milling tank in the step S1, adjusting the rotating speed of the ball mill, and carrying out secondary ball milling;
s5, a third ball milling stage: adding 10 parts of softening agent and 13 parts of color fixing agent into a ball mill, adjusting the rotating speed of the ball mill, and carrying out ball milling for the third time;
and S6, feeding 100 parts by weight of the nano slurry obtained in the step 1 into a net cage, dehydrating and forming into paper sheets, squeezing and dehydrating, and heating at 96 ℃ for 10 hours to obtain the nano paper yarns.
In this embodiment, in S1, the grinding balls are loaded into the balls according to a ball-to-material ratio of 7: 1, and the inert gas is any one of helium, neon and argon. The softening agent is prepared by stirring and mixing stearic acid, methyldiethanolamine, isopropanol and chlorododecane in a stainless steel reaction kettle at the reaction temperature of 90 ℃. In the S2, the preparation of the waterproof agent further comprises the following steps of weighing the following raw materials in parts by weight: 6 parts of dimethylol urea, 9 parts of dimethylol ethylene urea, 9 parts of methyl phenyl diethoxy silane, 6 parts of hexamethylol melamine and 10 parts of acrylic ester and alkyl sulfonic acid. The color fixing agent is any one of sodium chloride, sodium sulfite, citric acid and aluminum potassium sulfate dodecahydrate. In S4, the rotation speed of the second ball milling is 550r/min, and the ball milling time is 4h. In S5, the third ball milling rotating speed is 700r/min, and the ball milling time is 5h.
EXAMPLE III
A preparation method of nano paper yarns with good waterproof performance comprises the following steps:
s1, placing 100 parts of softwood pulp in a pulper, adding the prepared slurry into a ball milling tank, sealing the ball milling tank, vacuumizing, and then carrying out inert gas; mounting the ball milling tank on a ball mill, covering the ball mill with a housing, and performing primary ball milling at a rotation speed of 500r/min for 9 hours to obtain nano slurry;
s2, preparing the waterproof agent, which comprises the following steps:
s21, placing dimethylol urea, dimethylol ethylene urea and fatty acid polyoxyethylene ester into a reaction kettle, stirring and heating;
s22, heating to a certain temperature, sequentially adding methyl phenyl diethoxysilane and hexamethylol melamine, and increasing the stirring speed to form emulsion;
s23, adding acrylic ester and alkyl sulfonic acid into the emulsion, and stirring to obtain the waterproof agent;
s3, adding the nano slurry into a stirrer, adding a waterproof agent, heating to 80 ℃, and mixing and stirring for 1h;
s4, adding a waterproof agent into the nano slurry ball milling tank in the step S1, adjusting the rotating speed of the ball mill, and carrying out secondary ball milling;
s5, a third ball milling stage: adding 14 parts of softening agent and 18 parts of color fixing agent into a ball mill, adjusting the rotating speed of the ball mill, and performing ball milling for the third time;
and S6, feeding 100 parts by weight of the nano pulp obtained in the step 1 into a net cage, dehydrating and forming into paper sheets, squeezing and dehydrating, and heating at 96 ℃ for 14 hours to obtain the nano paper yarns.
In this embodiment, in S1, the grinding balls are loaded into the balls according to a ball-to-material ratio of 10: 1, and the inert gas is any one of helium, neon and argon. The softening agent is prepared by stirring and mixing stearic acid, methyldiethanolamine, isopropanol and chlorododecane in a stainless steel reaction kettle at the reaction temperature of 110 ℃. In S2, the preparation of the waterproof agent further comprises the following steps of weighing the following raw materials in parts by weight: 9 parts of dimethylol urea, 12 parts of dimethylol ethylene urea, 13 parts of methyl phenyl diethoxysilane, 9 parts of hexamethylol melamine and 14 parts of acrylic ester and alkyl sulfonic acid. The color fixing agent is any one of sodium chloride, sodium sulfite, citric acid and aluminum potassium sulfate dodecahydrate. In S4, the rotation speed of the second ball milling is 600r/min, and the ball milling time is 5h. In S5, the third ball milling rotating speed is 800r/min, and the ball milling time is 6h.
According to the invention, dimethylol urea, dimethylol ethylene urea and fatty acid polyoxyethylene ester are put into a reaction kettle to be stirred and heated; after the temperature is raised to a certain temperature, sequentially adding methyl phenyl diethoxysilane and hexamethylol melamine, and increasing the stirring speed to form emulsion; and adding acrylic ester and alkyl sulfonic acid into the emulsion to prepare a waterproof agent, and blending the waterproof agent into the slurry to prepare the paper yarns through the slurry, so that the finished paper yarns have good waterproof performance. The method comprises the steps of ball milling raw material pulp for preparing paper yarns for multiple times to enable the particle size of the pulp to reach a nanometer level, then feeding the nanometer pulp into a net cage, dehydrating and forming into paper sheets, squeezing, dehydrating and heating to obtain nanometer paper yarns, and improving the compactness of the paper yarns.
In the description of the present invention, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used for convenience in describing the present invention and to simplify the description, but do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The preparation method of the nano paper yarn is characterized by comprising the following steps:
s1, placing 100 parts of softwood pulp in a pulper, adding the prepared slurry into a ball milling tank, sealing the ball milling tank, vacuumizing, and then using inert gas; mounting the ball milling tank on a ball mill, covering the outer cover of the ball mill, and carrying out primary ball milling at the rotating speed of 300-500r/min for 5-9 hours to obtain nano slurry;
s2, preparing the waterproof agent, which comprises the following steps:
s21, placing dimethylol urea, dimethylol ethylene urea and fatty acid polyoxyethylene ester into a reaction kettle, stirring and heating;
s22, heating to a certain temperature, sequentially adding methyl phenyl diethoxysilane and hexamethylolmelamine, and increasing the stirring speed to form emulsion;
s23, adding acrylic ester and alkyl sulfonic acid into the emulsion, and stirring to obtain the waterproof agent;
s3, adding the nano slurry into a stirrer, adding the waterproof agent, heating to 50-80 ℃, and mixing and stirring for 0.5-1h;
s4, adding a waterproof agent into the nano slurry ball milling tank in the step S1, adjusting the rotating speed of the ball mill, and carrying out secondary ball milling;
s5, a third ball milling stage: adding 6-14 parts of softening agent and 8-18 parts of color fixing agent into a ball mill, adjusting the rotating speed of the ball mill, and carrying out ball milling for the third time;
and S6, feeding 100 parts by weight of the nano slurry obtained in the step 1 into a net cage, dehydrating and forming into paper sheets, squeezing and dehydrating, and heating at 96 ℃ for 6-14 hours to obtain the nano paper yarns.
2. The method for preparing the nano paper yarn with good waterproof performance according to claim 1, wherein in the S1, balls are filled into grinding balls according to the ball material ratio of 5: 1-10: 1, and the inert gas is any one of helium, neon and argon.
3. The method for preparing nano paper yarns according to claim 1, wherein the softening agent is stearic acid, methyldiethanolamine, isopropanol and chlorododecane, and the softening agent is prepared by stirring and mixing the stearic acid, the methyldiethanolamine, the isopropanol and the chlorododecane in a stainless steel reaction kettle, and the reaction temperature is 70-110 ℃.
4. The preparation method of the nano paper yarn with good waterproof performance according to claim 1, wherein in the step S2, the preparation of the waterproof agent further comprises the following steps of weighing the following raw materials in parts by weight: 3-9 parts of dimethylol urea, 5-12 parts of dimethylol ethylene urea, 5-13 parts of methyl phenyl diethoxy silane, 2-9 parts of hexamethylol melamine and 5-14 parts of acrylic ester and alkyl sulfonic acid.
5. The preparation method of the nano paper yarn with good waterproof performance according to claim 1, wherein the preparation of the waterproof agent in the step S2 further comprises the following steps of weighing the following raw materials in parts by weight: 6 parts of dimethylol urea, 9 parts of dimethylol ethylene urea, 9 parts of methyl phenyl diethoxysilane, 6 parts of hexamethylol melamine and 10 parts of acrylic ester and alkyl sulfonic acid.
6. The method for preparing nano paper yarns according to claim 1, wherein the color fixing agent is any one of sodium chloride, sodium sulfite, citric acid and aluminum potassium sulfate dodecahydrate.
7. The preparation method of the nano paper yarn with good waterproof performance as claimed in claim 1, wherein in S4, the rotation speed of the second ball milling is 500-600r/min, and the ball milling time is 3-5h.
8. The preparation method of the nano paper yarn with good waterproof performance as claimed in claim 1, wherein in S5, the third ball milling rotation speed is 600-800r/min, and the ball milling time is 4-6h.
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