CN114395819A - Antibacterial, deodorant and fragrance-releasing polyester yarn - Google Patents
Antibacterial, deodorant and fragrance-releasing polyester yarn Download PDFInfo
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- CN114395819A CN114395819A CN202210181006.8A CN202210181006A CN114395819A CN 114395819 A CN114395819 A CN 114395819A CN 202210181006 A CN202210181006 A CN 202210181006A CN 114395819 A CN114395819 A CN 114395819A
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- 229920000728 polyester Polymers 0.000 title claims abstract description 45
- 230000000844 anti-bacterial effect Effects 0.000 title claims abstract description 30
- 239000002781 deodorant agent Substances 0.000 title claims abstract description 20
- 239000003205 fragrance Substances 0.000 title claims description 30
- 229910000278 bentonite Inorganic materials 0.000 claims abstract description 47
- 239000000440 bentonite Substances 0.000 claims abstract description 47
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 43
- 239000002041 carbon nanotube Substances 0.000 claims abstract description 42
- 229910021393 carbon nanotube Inorganic materials 0.000 claims abstract description 42
- 239000002105 nanoparticle Substances 0.000 claims abstract description 38
- 238000006243 chemical reaction Methods 0.000 claims abstract description 37
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000002070 nanowire Substances 0.000 claims abstract description 33
- 239000002270 dispersing agent Substances 0.000 claims abstract description 28
- 239000011248 coating agent Substances 0.000 claims abstract description 26
- 239000000835 fiber Substances 0.000 claims abstract description 22
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052709 silver Inorganic materials 0.000 claims abstract description 18
- 239000004332 silver Substances 0.000 claims abstract description 18
- 239000002994 raw material Substances 0.000 claims abstract description 17
- 229960000892 attapulgite Drugs 0.000 claims abstract description 11
- 229910052625 palygorskite Inorganic materials 0.000 claims abstract description 11
- 238000003756 stirring Methods 0.000 claims description 36
- 229920001661 Chitosan Polymers 0.000 claims description 31
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 28
- 238000000227 grinding Methods 0.000 claims description 24
- 238000002360 preparation method Methods 0.000 claims description 22
- 239000006185 dispersion Substances 0.000 claims description 21
- 239000005543 nano-size silicon particle Substances 0.000 claims description 21
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 18
- 238000001132 ultrasonic dispersion Methods 0.000 claims description 15
- 238000005406 washing Methods 0.000 claims description 13
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 12
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 claims description 11
- 239000000377 silicon dioxide Substances 0.000 claims description 10
- 235000012239 silicon dioxide Nutrition 0.000 claims description 9
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 claims description 8
- 241000220317 Rosa Species 0.000 claims description 8
- 125000003118 aryl group Chemical group 0.000 claims description 8
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 235000010413 sodium alginate Nutrition 0.000 claims description 8
- 229940005550 sodium alginate Drugs 0.000 claims description 8
- 239000000661 sodium alginate Substances 0.000 claims description 8
- 239000000341 volatile oil Substances 0.000 claims description 8
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 7
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 7
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 7
- 238000013268 sustained release Methods 0.000 claims description 7
- 239000012730 sustained-release form Substances 0.000 claims description 7
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 6
- BSDOQSMQCZQLDV-UHFFFAOYSA-N butan-1-olate;zirconium(4+) Chemical compound [Zr+4].CCCC[O-].CCCC[O-].CCCC[O-].CCCC[O-] BSDOQSMQCZQLDV-UHFFFAOYSA-N 0.000 claims description 6
- 239000003822 epoxy resin Substances 0.000 claims description 6
- 229920000768 polyamine Polymers 0.000 claims description 6
- 229920000647 polyepoxide Polymers 0.000 claims description 6
- 229920000570 polyether Polymers 0.000 claims description 6
- 230000036632 reaction speed Effects 0.000 claims description 6
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims description 6
- 229920004933 Terylene® Polymers 0.000 claims description 5
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 4
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 4
- 239000001198 melaleuca alternifolia leaf oil Substances 0.000 claims description 4
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims description 3
- 239000005751 Copper oxide Substances 0.000 claims description 3
- 229910000431 copper oxide Inorganic materials 0.000 claims description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009471 action Effects 0.000 abstract description 2
- 244000052616 bacterial pathogen Species 0.000 abstract description 2
- 229940092782 bentonite Drugs 0.000 description 38
- 230000000052 comparative effect Effects 0.000 description 7
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- 239000000155 melt Substances 0.000 description 5
- 238000009987 spinning Methods 0.000 description 5
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 description 4
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000003385 bacteriostatic effect Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- CDQSJQSWAWPGKG-UHFFFAOYSA-N butane-1,1-diol Chemical compound CCCC(O)O CDQSJQSWAWPGKG-UHFFFAOYSA-N 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000007822 coupling agent Substances 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- ONCZQWJXONKSMM-UHFFFAOYSA-N dialuminum;disodium;oxygen(2-);silicon(4+);hydrate Chemical compound O.[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Na+].[Na+].[Al+3].[Al+3].[Si+4].[Si+4].[Si+4].[Si+4] ONCZQWJXONKSMM-UHFFFAOYSA-N 0.000 description 1
- 238000010041 electrostatic spinning Methods 0.000 description 1
- 238000009956 embroidering Methods 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 150000002148 esters Chemical group 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002074 melt spinning Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 229940080314 sodium bentonite Drugs 0.000 description 1
- 229910000280 sodium bentonite Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/92—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
- D01F1/103—Agents inhibiting growth of microorganisms
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Artificial Filaments (AREA)
Abstract
The invention belongs to the technical field of polyester yarns, and particularly relates to antibacterial and deodorant slow-release fragrant polyester yarns, which comprise the following raw materials in parts by weight: 30-40 parts of polyester chips, 7-11 parts of carbon nano tube modified nanoparticles, 5-10 parts of silver fibers, 2-8 parts of nanowires, 1-5 parts of slow-release coating agents and 1-3 parts of bentonite dispersing agents. The polyester chips are used as a main material, the carbon nano tube modified nano particles, the silver fibers, the nano wires, the slow-release coating agent and the bentonite dispersing agent are used as auxiliary materials to carry out mutual matching reaction, the carbon nano tube modified nano particles adopt the carbon nano tubes with high specific surface area to react with the nano attapulgite, and the nano attapulgite loaded carbon nano tubes with high bearing capacity are formed after the reaction, so that the silver fibers are conveniently carried, the action effect of the silver fibers and germs is improved, and the antibacterial efficiency is improved.
Description
Technical Field
The invention relates to the technical field of polyester yarns, in particular to antibacterial and deodorant slow-release fragrance type polyester yarns.
Background
Polyester fibre has the characteristics of resisting chemical substances and frequent washing and reducing the phenomena of fading and decoloring of clothes, so that hotel uniforms, stone-milled blue jeans, sportswear or children clothes are made of the polyester fibre. Polyester yarn is relatively tough compared to rayon. When embroidering, the machine runs at high speed, and the high-tenacity polyester yarn can bear larger tension; and the fire resistance is extremely high; even if the laundry is close to the flame; and the fire is not easy to be touched. Terylene is an important variety in synthetic fibers and is the trade name of polyester fibers in China. It is made up by using refined terephthalic acid (PTA) or dimethyl terephthalate (DMT) and Ethylene Glycol (EG) as raw material, and making them pass through the processes of esterification, ester exchange and polycondensation reaction to obtain the fibre-forming high polymer polyethylene terephthalate (PET), spinning and post-treatment so as to obtain the invented fibre.
Inorganic materials such as nano-silver and the like are added into the existing polyester yarns to improve the bacteriostatic performance of the product, but the raw materials selected by the product are conventional, the bacteriostatic performance is general, and meanwhile, the product does not have the slow-release fragrance performance, so that further improvement treatment is needed on the basis; chinese patent document CN113373549A discloses a process for preparing soft antibacterial polyester yarn, comprising the following steps: preparing functional master batches, namely mixing and granulating active carbon loaded with nano silver, organic sodium bentonite, polyethylene glycol, polyester chips, a coupling agent, an antioxidant, butanediol and a dispersing agent to form the functional master batches; melting the functional master batches and part of the polyester slices to form a melt A, melting the polyester slices to form a melt B, spinning the melt B through a coaxial electrostatic spinning device to form the composite polyester yarn, wherein the melt A is outside the melt B; the raw materials selected in the document are conventional, and the product needs to be further improved, so that the performances of the product such as antibiosis, slow-release fragrance and the like are improved.
Disclosure of Invention
The invention aims to provide antibacterial, deodorant and fragrance-releasing polyester yarns, which are used for solving the problems in the background art;
in order to achieve the purpose, the invention provides the following technical scheme:
the invention provides antibacterial deodorizing slow-release fragrant polyester yarn which comprises the following raw materials in parts by weight:
30-40 parts of polyester chips, 7-11 parts of carbon nano tube modified nanoparticles, 5-10 parts of silver fibers, 2-8 parts of nanowires, 1-5 parts of slow-release coating agents and 1-3 parts of bentonite dispersing agents;
the preparation method of the bentonite dispersant comprises the following steps:
s1: reacting bentonite at the temperature of 500-600 ℃ for 10-20min, ending the reaction, and then increasing the temperature to 80-90 ℃ at the speed of 1-3 ℃/min to obtain a dispersion to be dispersed;
s2: adding the dispersion to be dispersed into 2-3 times of the nano silicon dioxide sol, stirring for reaction, wherein the stirring speed is 500-700r/min, the stirring time is 30-40min, and after the stirring is finished, washing and drying to obtain a nano silicon dioxide-bentonite complex;
s3: and (3) feeding the nano silicon dioxide-bentonite complex into a reactor at the temperature of 100-200 ℃ for reaction for 20-30min, and then continuing the reaction at the temperature of 80-120 ℃ for 15-25min, and obtaining the bentonite dispersant after the reaction is finished.
Preferably, the polyester yarn comprises the following raw materials in parts by weight:
35 parts of terylene slices, 9 parts of carbon nano tube modified nano particles, 7.5 parts of silver fibers, 5 parts of nano wires, 3 parts of slow release coating agent and 2 parts of bentonite dispersing agent.
Preferably, the preparation method of the nano silica sol comprises the following steps: adding nano-silica into epoxy resin according to the weight ratio of 1:3, then adding polyether polyamine accounting for 10-20% of the total weight of the nano-silica and tetrabutyl zirconate accounting for 1-5%, stirring at the rotating speed of 100-500r/min for 30-40min, and obtaining the nano-silica sol after the stirring.
Preferably, the carbon nanotube modified nanoparticle comprises the following specific steps:
the method comprises the following steps: performing ultrasonic dispersion on 20-30 parts of carbon nano tube, 1-5 parts of nano attapulgite, 1-3 parts of sodium alginate and 30-40 parts of ethanol, and obtaining a body to be ground after dispersion is finished;
step two: sending the body to be ground into a grinding machine for grinding, grinding the body to be ground through a 20-100 mesh sieve, and washing and drying the body after grinding;
step three: then sending the nano-particles into a proton irradiation box with the temperature of 50-70 ℃ and the power of 100-300W for irradiation for 5-10min, and obtaining the carbon nano-tube modified nano-particles after the irradiation is finished.
Preferably, the power of the ultrasonic dispersion is 100-300W, and the ultrasonic time is 20-30 min.
Preferably, the power of the ultrasonic dispersion is 200W, and the ultrasonic time is 25 min.
Preferably, the nanowire is one or a combination of a plurality of ferroferric oxide nanowires, manganese dioxide nanowires, zinc oxide nanowires, silicon carbide nanowires and copper oxide nanowires.
Preferably, the preparation method of the slow-release coating agent comprises the following steps: adding a chitosan solution into 2-3 times of ammonia water, then adding a silane coupling agent KH560 accounting for 1-5% of the total amount of the chitosan solution, then adding azobisisobutyronitrile accounting for 1-3% of the chitosan solution and an aromatic agent accounting for 5-10%, reacting at 65-75 ℃ for 60-80min at the reaction speed of 80-120r/min, and finishing the reaction to obtain the slow-release coating agent.
Preferably, the chitosan solution is prepared by mixing chitosan and acetic acid according to the weight ratio of 4: 1.
Preferably, the aromatic is one of rose essential oil, melaleuca alternifolia leaf oil or rose essential oil.
The beneficial effects of the invention are as follows:
1. the terylene chip is used as a main material, the carbon nano tube modified nano particles, the silver fiber, the nano wires, the slow release coating agent and the bentonite dispersing agent are used as auxiliary materials to carry out mutual matching reaction, the carbon nano tube modified nano particles adopt the carbon nano tubes with high specific surface area to react with the nano attapulgite, and the nano attapulgite loaded carbon nano tubes with high bearing capacity are formed after the reaction, so that the silver fiber is convenient to carry, the action effect of the silver fiber and pathogenic bacteria is improved, the antibacterial capability is improved, and the added nano wires and the silver fiber are mutually matched to play a role in cross dislocation, so that the antibacterial stability of the product is improved; meanwhile, after sodium alginate dispersion, the dispersion capacity of the carbon nano tube modified nanoparticles is enhanced, and then the product has a better bearing effect on raw materials, so that the antibacterial and loading performances of the product are further improved;
2. the slow-release coating agent adopts chitosan solution, ammonia water, silane coupling agent KH560 and other raw materials to form a coating body, so that the aromatic agent is coated, the slow-release function is realized, the fragrance is released for a long time, and the slow-release efficiency of the fragrance is improved.
3. The bentonite dispersant is prepared by calcining bentonite, cooling at the speed of 1-3 ℃/min to improve the interlayer spacing, and reacting with nano-silica sol to form a nano-silica-bentonite complex with a high-surface-area active body of a layered structure, so that the agglomeration effect of carbon nano-tube modified nano particles, silver fibers and nano wires is improved, the dispersion efficiency of raw materials is improved, and the antibacterial and slow-release performance of the product is 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.
The antibacterial, deodorant and slow-release fragrance type polyester yarn comprises the following raw materials in parts by weight:
30-40 parts of polyester chips, 7-11 parts of carbon nano tube modified nanoparticles, 5-10 parts of silver fibers, 2-8 parts of nanowires, 1-5 parts of slow-release coating agents and 1-3 parts of bentonite dispersing agents;
the preparation method of the bentonite dispersant comprises the following steps:
s1: reacting bentonite at the temperature of 500-600 ℃ for 10-20min, ending the reaction, and then increasing the temperature to 80-90 ℃ at the speed of 1-3 ℃/min to obtain a dispersion to be dispersed;
s2: adding the dispersion to be dispersed into 2-3 times of the nano silicon dioxide sol, stirring for reaction, wherein the stirring speed is 500-700r/min, the stirring time is 30-40min, and after the stirring is finished, washing and drying to obtain a nano silicon dioxide-bentonite complex;
s3: and (3) feeding the nano silicon dioxide-bentonite complex into a reactor at the temperature of 100-200 ℃ for reaction for 20-30min, and then continuing the reaction at the temperature of 80-120 ℃ for 15-25min, and obtaining the bentonite dispersant after the reaction is finished.
The polyester yarn comprises the following raw materials in parts by weight:
35 parts of terylene slices, 9 parts of carbon nano tube modified nano particles, 7.5 parts of silver fibers, 5 parts of nano wires, 3 parts of slow release coating agent and 2 parts of bentonite dispersing agent.
The preparation method of the nano silica sol comprises the following steps: adding nano-silica into epoxy resin according to the weight ratio of 1:3, then adding polyether polyamine accounting for 10-20% of the total weight of the nano-silica and tetrabutyl zirconate accounting for 1-5%, stirring at the rotating speed of 100-500r/min for 30-40min, and obtaining the nano-silica sol after the stirring.
The specific steps of the carbon nanotube modified nanoparticle of the embodiment are as follows:
the method comprises the following steps: performing ultrasonic dispersion on 20-30 parts of carbon nano tube, 1-5 parts of nano attapulgite, 1-3 parts of sodium alginate and 30-40 parts of ethanol, and obtaining a body to be ground after dispersion is finished;
step two: sending the body to be ground into a grinding machine for grinding, grinding the body to be ground through a 20-100 mesh sieve, and washing and drying the body after grinding;
step three: then sending the nano-particles into a proton irradiation box with the temperature of 50-70 ℃ and the power of 100-300W for irradiation for 5-10min, and obtaining the carbon nano-tube modified nano-particles after the irradiation is finished.
The power of ultrasonic dispersion in this embodiment is 100-300W, and the ultrasonic time is 20-30 min.
The power of ultrasonic dispersion in this example was 200W and the ultrasonic time was 25 min.
The nanowire of this embodiment is one or a combination of a plurality of ferroferric oxide nanowires, manganese dioxide nanowires, zinc oxide nanowires, silicon carbide nanowires, and copper oxide nanowires.
The preparation method of the sustained-release coating agent of the embodiment comprises the following steps: adding a chitosan solution into 2-3 times of an ammonia water solution, then adding a silane coupling agent KH560 accounting for 1-5% of the total amount of the chitosan solution, then adding azobisisobutyronitrile accounting for 1-3% of the chitosan solution and an aromatic agent accounting for 5-10%, reacting at the temperature of 65-75 ℃ for 60-80min at the reaction speed of 80-120r/min, and finishing the reaction to obtain the slow-release coating agent.
The chitosan solution of the embodiment is prepared by mixing chitosan and acetic acid according to the weight ratio of 4: 1.
The fragrance of this example is one of rose essential oil, melaleuca alternifolia leaf oil, or rose essential oil.
Example 1:
the antibacterial, deodorant and slow-release fragrance type polyester yarn comprises the following raw materials in parts by weight:
30 parts of polyester chips, 7 parts of carbon nano tube modified nano particles, 5 parts of silver fibers, 2 parts of nanowires, 1 part of slow-release coating agent and 1 part of bentonite dispersing agent;
the preparation method of the bentonite dispersant comprises the following steps:
s1: reacting bentonite at 500 ℃ for 10min, ending the reaction, and then increasing the temperature to 80 ℃ at the speed of 1 ℃/min to obtain a dispersion to be dispersed;
s2: adding the dispersion to be dispersed into 2 times of nano silicon dioxide sol, stirring for reaction, wherein the stirring speed is 500r/min, the stirring time is 30min, and after stirring, washing and drying to obtain a nano silicon dioxide-bentonite complex;
s3: and (3) feeding the nano silicon dioxide-bentonite complex into a reactor at 100 ℃ for reaction for 20min, and then continuing to react at 80 ℃ for 15min to obtain the bentonite dispersant after the reaction is finished.
The preparation method of the nano silica sol comprises the following steps: adding nano silicon dioxide into epoxy resin according to the weight ratio of 1:3, then adding polyether polyamine accounting for 10% of the total weight of the nano silicon dioxide and tetrabutyl zirconate accounting for 1%, stirring for 30min at the rotating speed of 100r/min, and obtaining the nano silicon dioxide sol after the stirring.
The specific steps of the carbon nanotube modified nanoparticle of the embodiment are as follows:
the method comprises the following steps: performing ultrasonic dispersion on 20 parts of carbon nano tube, 1 part of nano attapulgite, 1 part of sodium alginate and 30 parts of ethanol, and obtaining a body to be ground after dispersion is finished;
step two: sending the body to be ground into a grinding machine for grinding, grinding the body to be ground into 20 meshes, washing and drying after grinding;
step three: then sending the nano-particles into a proton irradiation box with the temperature of 50 ℃ and the power of 100W for irradiation for 5min, and obtaining the carbon nano-tube modified nano-particles after the irradiation is finished.
The power of ultrasonic dispersion in this example was 100W, and the ultrasonic time was 20 min.
The nanowires of this example are manganese dioxide nanowires.
The preparation method of the sustained-release coating agent of the embodiment comprises the following steps: adding a chitosan solution into 2 times of an ammonia water solution, then adding a silane coupling agent KH560 accounting for 1% of the total amount of the chitosan solution, then adding azodiisobutyronitrile accounting for 1% of the chitosan solution and an aromatic agent accounting for 5%, reacting at 65 ℃ for 60min, wherein the reaction speed is 80r/min, and obtaining the slow-release coating agent after the reaction is finished.
The chitosan solution of the embodiment is prepared by mixing chitosan and acetic acid according to the weight ratio of 4: 1.
The fragrance of this example was rose essential oil.
Example 2:
the antibacterial, deodorant and slow-release fragrance type polyester yarn comprises the following raw materials in parts by weight:
40 parts of polyester chips, 11 parts of carbon nano tube modified nano particles, 10 parts of silver fibers, 8 parts of nanowires, 5 parts of slow-release coating agents and 3 parts of bentonite dispersing agents;
the preparation method of the bentonite dispersant comprises the following steps:
s1: reacting bentonite at 600 ℃ for 20min, ending the reaction, and then increasing the temperature to 90 ℃ at the speed of 3 ℃/min to obtain a dispersion to be dispersed;
s2: adding the dispersion to be dispersed into nano silicon dioxide sol of 3 times, stirring for reaction, wherein the stirring speed is 700r/min, the stirring time is 40min, and after the stirring is finished, washing and drying to obtain a nano silicon dioxide-bentonite complex;
s3: and (3) feeding the nano silicon dioxide-bentonite complex into a reactor at 200 ℃ for reaction for 30min, then continuing to react at 120 ℃ for 25min, and finishing the reaction to obtain the bentonite dispersant.
The preparation method of the nano silica sol comprises the following steps: adding nano-silica into epoxy resin according to the weight ratio of 1:3, then adding polyether polyamine accounting for 20% of the total weight of the nano-silica and tetrabutyl zirconate accounting for 5%, stirring at the rotating speed of 500r/min for 40min, and obtaining the nano-silica sol after the stirring.
The specific steps of the carbon nanotube modified nanoparticle of the embodiment are as follows:
the method comprises the following steps: carrying out ultrasonic dispersion on 30 parts of carbon nano tube, 5 parts of nano attapulgite, 3 parts of sodium alginate and 40 parts of ethanol, and obtaining a body to be ground after dispersion is finished;
step two: sending the body to be ground into a grinding machine for grinding, grinding the body to be ground into 100 meshes, washing and drying after grinding;
step three: then sending the nano-particles into a proton irradiation box with the temperature of 70 ℃ and the power of 300W for irradiation for 10min, and obtaining the carbon nano-tube modified nano-particles after the irradiation is finished.
The power of ultrasonic dispersion in this example was 300W and the ultrasonic time was 30 min.
The nanowire of the embodiment is a ferroferric oxide nanowire.
The preparation method of the sustained-release coating agent of the embodiment comprises the following steps: adding a chitosan solution into 3 times of an ammonia water solution, then adding a silane coupling agent KH560 accounting for 5% of the total amount of the chitosan solution, then adding 3% of azobisisobutyronitrile and 10% of an aromatic agent into the chitosan solution, reacting at the temperature of 75 ℃ for 80min, wherein the reaction speed is 120r/min, and obtaining the slow-release coating agent after the reaction is finished.
The chitosan solution of the embodiment is prepared by mixing chitosan and acetic acid according to the weight ratio of 4: 1.
The fragrance of this example was melaleuca alternifolia oil.
Example 3:
the antibacterial, deodorant and slow-release fragrance type polyester yarn comprises the following raw materials in parts by weight:
35 parts of polyester chips, 9 parts of carbon nano tube modified nano particles, 7.5 parts of silver fibers, 5 parts of nanowires, 3 parts of slow-release coating agents and 2 parts of bentonite dispersing agents;
the preparation method of the bentonite dispersant comprises the following steps:
s1: reacting bentonite for 15min at 550 ℃, ending the reaction, and then reaching 85 ℃ at the speed of 2 ℃/min to obtain a dispersion to be dispersed;
s2: adding the dispersion to be dispersed into 2.5 times of nano silicon dioxide sol, stirring for reaction, wherein the stirring speed is 600r/min, the stirring time is 35min, and after stirring, washing and drying to obtain a nano silicon dioxide-bentonite complex;
s3: and (3) feeding the nano silicon dioxide-bentonite complex into a reactor at 150 ℃ for reaction for 25min, and then continuing to react at 100 ℃ for 20min, and obtaining the bentonite dispersant after the reaction is finished.
The preparation method of the nano silica sol comprises the following steps: adding nano-silica into epoxy resin according to the weight ratio of 1:3, then adding polyether polyamine accounting for 15% of the total weight of the nano-silica and tetrabutyl zirconate accounting for 3%, stirring at the rotating speed of 300r/min for 35min, and obtaining the nano-silica sol after the stirring.
The specific steps of the carbon nanotube modified nanoparticle of the embodiment are as follows:
the method comprises the following steps: carrying out ultrasonic dispersion on 25 parts of carbon nano tube, 3 parts of nano attapulgite, 2 parts of sodium alginate and 35 parts of ethanol, and obtaining a body to be ground after dispersion is finished;
step two: sending the body to be ground into a grinding machine for grinding, grinding the body to be ground through a 60-mesh sieve, and washing and drying the body after grinding;
step three: then sending the nano-particles into a proton irradiation box with the temperature of 60 ℃ and the power of 200W for irradiation for 7.5min, and obtaining the carbon nano-tube modified nano-particles after the irradiation is finished.
The power of ultrasonic dispersion in this example was 200W and the ultrasonic time was 25 min.
The nanowires of this example are zinc oxide nanowires.
The preparation method of the sustained-release coating agent of the embodiment comprises the following steps: adding a chitosan solution into 2.5 times of an ammonia water solution, then adding a silane coupling agent KH560 accounting for 3% of the total amount of the chitosan solution, then adding 2% of azobisisobutyronitrile and 7.5% of an aromatic agent into the chitosan solution, reacting at the temperature of 70 ℃ for 75min, wherein the reaction speed is 100r/min, and obtaining the slow-release coating agent after the reaction is finished.
The chitosan solution of the embodiment is prepared by mixing chitosan and acetic acid according to the weight ratio of 4: 1.
The fragrance of this example was rose essential oil.
Comparative example 1.
The materials and preparation process are basically the same as those of example 3, except that the carbon nanotube modified nanoparticles are not added.
Comparative example 2.
The materials and preparation process were substantially the same as those of example 3, except that no bentonite dispersant was added.
Comparative example 3.
The material and the preparation process are basically the same as those of the example 3, except that the nano attapulgite is not added into the carbon nano tube modified nano particles.
Comparative example 4.
The material and preparation process are basically the same as those of example 3, except that sodium alginate is not added to the carbon nanotube modified nanoparticles.
Melt-spinning the raw materials of examples 1-3 and comparative examples 1-4; controlling the supply amount of a spinning metering pump to be 700-850 g/min, the spinning temperature to be 285-300 ℃, the spinning speed to be 850-1000 m/min and the drafting multiple to be 2.0-3.0 times, and preparing the antibacterial deodorant slow-release fragrant polyester yarn.
Antibacterial effect
The test was carried out according to GB/T20944.3-2008 oscillation method.
Fragrance testing with polyester yarn
Fragrance was tested at intervals of 0.5, 1, 1.5 and 5h, respectively
Grade I: presence of a fragrance;
grade II: no fragrance is present.
Performance testing of the products of examples 1-3 and comparative examples 1-4:
as can be seen from examples 1-3 and comparative examples 1-4, the product of example 3 of the present invention has excellent antibacterial property and sustained-release fragrance property, and the product has significantly reduced antibacterial property without the addition of the carbon nanotube modified nanoparticles, and has significantly reduced sustained-release property without the addition of the bentonite dispersant.
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 (10)
1. The antibacterial and deodorant fragrance-sustained-release polyester yarn is characterized by comprising the following raw materials in parts by weight:
30-40 parts of polyester chips, 7-11 parts of carbon nano tube modified nanoparticles, 5-10 parts of silver fibers, 2-8 parts of nanowires, 1-5 parts of slow-release coating agents and 1-3 parts of bentonite dispersing agents;
the preparation method of the bentonite dispersant comprises the following steps:
s1: reacting bentonite at the temperature of 500-600 ℃ for 10-20min, ending the reaction, and then increasing the temperature to 80-90 ℃ at the speed of 1-3 ℃/min to obtain a dispersion to be dispersed;
s2: adding the dispersion to be dispersed into 2-3 times of the nano silicon dioxide sol, stirring for reaction, wherein the stirring speed is 500-700r/min, the stirring time is 30-40min, and after the stirring is finished, washing and drying to obtain a nano silicon dioxide-bentonite complex;
s3: and (3) feeding the nano silicon dioxide-bentonite complex into a reactor at the temperature of 100-200 ℃ for reaction for 20-30min, and then continuing the reaction at the temperature of 80-120 ℃ for 15-25min, and obtaining the bentonite dispersant after the reaction is finished.
2. The antibacterial, deodorant and slow-release fragrance type polyester yarn according to claim 1, characterized by comprising the following raw materials in parts by weight:
35 parts of terylene slices, 9 parts of carbon nano tube modified nano particles, 7.5 parts of silver fibers, 5 parts of nano wires, 3 parts of slow release coating agent and 2 parts of bentonite dispersing agent.
3. The antibacterial, deodorant and slow-release fragrance type polyester yarn according to claim 2, wherein the preparation method of the nano silica sol comprises the following steps: adding nano-silica into epoxy resin according to the weight ratio of 1:3, then adding polyether polyamine accounting for 10-20% of the total weight of the nano-silica and tetrabutyl zirconate accounting for 1-5%, stirring at the rotating speed of 100-500r/min for 30-40min, and obtaining the nano-silica sol after the stirring.
4. The antibacterial, deodorant and fragrance-releasing polyester yarn according to claim 1, wherein the carbon nanotube modified nanoparticles specifically comprise the steps of:
the method comprises the following steps: performing ultrasonic dispersion on 20-30 parts of carbon nano tube, 1-5 parts of nano attapulgite, 1-3 parts of sodium alginate and 30-40 parts of ethanol, and obtaining a body to be ground after dispersion is finished;
step two: sending the body to be ground into a grinding machine for grinding, grinding the body to be ground through a 20-100 mesh sieve, and washing and drying the body after grinding;
step three: then sending the nano-particles into a proton irradiation box with the temperature of 50-70 ℃ and the power of 100-300W for irradiation for 5-10min, and obtaining the carbon nano-tube modified nano-particles after the irradiation is finished.
5. The antibacterial, deodorant and slow-release fragrance type polyester yarn as claimed in claim 4, wherein the ultrasonic dispersion power is 100-300W, and the ultrasonic time is 20-30 min.
6. The antibacterial, deodorant and slow-release fragrance type polyester yarn according to claim 5, wherein the ultrasonic dispersion power is 200W, and the ultrasonic time is 25 min.
7. The antibacterial, deodorant and fragrance-releasing polyester yarn according to claim 1, wherein the nanowire is one or a combination of ferroferric oxide nanowire, manganese dioxide nanowire, zinc oxide nanowire, silicon carbide nanowire and copper oxide nanowire.
8. The antibacterial, deodorant and slow-release fragrant polyester yarn according to claim 1, wherein the preparation method of the slow-release coating agent comprises the following steps: adding a chitosan solution into 2-3 times of ammonia water, then adding a silane coupling agent KH560 accounting for 1-5% of the total amount of the chitosan solution, then adding azobisisobutyronitrile accounting for 1-3% of the chitosan solution and an aromatic agent accounting for 5-10%, reacting at 65-75 ℃ for 60-80min at the reaction speed of 80-120r/min, and finishing the reaction to obtain the slow-release coating agent.
9. The antibacterial, deodorant and slow-release fragrance type polyester yarn according to claim 8, wherein the chitosan solution is prepared by mixing chitosan and acetic acid according to a weight ratio of 4: 1.
10. The antibacterial, deodorant and fragrance-releasing polyester filament according to claim 8, wherein the fragrance is one of rose essential oil, melaleuca alternifolia leaf oil or rose essential oil.
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