CN111501340A - Preparation process of flame-retardant antibacterial coating - Google Patents
Preparation process of flame-retardant antibacterial coating Download PDFInfo
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- CN111501340A CN111501340A CN202010475913.4A CN202010475913A CN111501340A CN 111501340 A CN111501340 A CN 111501340A CN 202010475913 A CN202010475913 A CN 202010475913A CN 111501340 A CN111501340 A CN 111501340A
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- 230000000844 anti-bacterial effect Effects 0.000 title claims abstract description 58
- 238000000576 coating method Methods 0.000 title claims abstract description 55
- 239000011248 coating agent Substances 0.000 title claims abstract description 54
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 239000003063 flame retardant Substances 0.000 title claims abstract description 40
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- 239000004744 fabric Substances 0.000 claims abstract description 44
- 238000001035 drying Methods 0.000 claims abstract description 21
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 16
- 239000003242 anti bacterial agent Substances 0.000 claims abstract description 15
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 6
- 238000004090 dissolution Methods 0.000 claims abstract description 6
- 238000004061 bleaching Methods 0.000 claims abstract description 4
- 238000009990 desizing Methods 0.000 claims abstract description 4
- 238000002156 mixing Methods 0.000 claims abstract description 4
- 239000000243 solution Substances 0.000 claims description 22
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 18
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 8
- 239000004202 carbamide Substances 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 6
- 230000001737 promoting effect Effects 0.000 claims description 5
- 125000002795 guanidino group Chemical group C(N)(=N)N* 0.000 claims description 4
- 239000004382 Amylase Substances 0.000 claims description 3
- 102000013142 Amylases Human genes 0.000 claims description 3
- 108010065511 Amylases Proteins 0.000 claims description 3
- 235000019418 amylase Nutrition 0.000 claims description 3
- 238000007598 dipping method Methods 0.000 claims description 3
- 239000011259 mixed solution Substances 0.000 claims description 3
- 238000009991 scouring Methods 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 abstract description 9
- 239000010703 silicon Substances 0.000 abstract description 9
- ZRALSGWEFCBTJO-UHFFFAOYSA-N Guanidine Chemical compound NC(N)=N ZRALSGWEFCBTJO-UHFFFAOYSA-N 0.000 abstract description 8
- 230000003115 biocidal effect Effects 0.000 abstract description 5
- -1 nano silver ions Chemical class 0.000 abstract description 5
- CHJJGSNFBQVOTG-UHFFFAOYSA-N N-methyl-guanidine Natural products CNC(N)=N CHJJGSNFBQVOTG-UHFFFAOYSA-N 0.000 abstract description 4
- SWSQBOPZIKWTGO-UHFFFAOYSA-N dimethylaminoamidine Natural products CN(C)C(N)=N SWSQBOPZIKWTGO-UHFFFAOYSA-N 0.000 abstract description 4
- 230000036541 health Effects 0.000 abstract description 3
- 238000011031 large-scale manufacturing process Methods 0.000 abstract description 3
- 238000004132 cross linking Methods 0.000 abstract description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 2
- 238000009835 boiling Methods 0.000 abstract 1
- 230000009977 dual effect Effects 0.000 abstract 1
- 241000588724 Escherichia coli Species 0.000 description 6
- 241000191967 Staphylococcus aureus Species 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- 210000004027 cell Anatomy 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910052709 silver Inorganic materials 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- 238000009987 spinning Methods 0.000 description 3
- 150000001768 cations Chemical class 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000007730 finishing process Methods 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- XTUSEBKMEQERQV-UHFFFAOYSA-N propan-2-ol;hydrate Chemical compound O.CC(C)O XTUSEBKMEQERQV-UHFFFAOYSA-N 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Images
Classifications
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/50—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with organometallic compounds; with organic compounds containing boron, silicon, selenium or tellurium atoms
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/83—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with metals; with metal-generating compounds, e.g. metal carbonyls; Reduction of metal compounds on textiles
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
- D06M13/192—Polycarboxylic acids; Anhydrides, halides or salts thereof
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
- D06M13/402—Amides imides, sulfamic acids
- D06M13/432—Urea, thiourea or derivatives thereof, e.g. biurets; Urea-inclusion compounds; Dicyanamides; Carbodiimides; Guanidines, e.g. dicyandiamides
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
Abstract
The invention discloses a preparation process of a flame-retardant antibacterial coating, which comprises the following steps of 1) desizing, boiling off, bleaching and drying a fabric to be finished to obtain a fabric A; 2) uniformly mixing polyguanidine-based organic silicon flame-retardant antibacterial agent solution, nano-silver antibacterial finishing agent, cross-linking agent and dissolution promoter to obtain coating finishing liquid B; 3) padding the fabric A in the step 1 in the coating finishing liquid B in the step 2 to obtain a fabric C; 4) and (4) drying and baking the fabric C obtained in the step (3) to obtain the flame-retardant antibacterial coated fabric. The preparation process of the flame-retardant antibacterial coating selects and uses the organic coating which is harmless to human bodies, so that the fabric is safe, the health of the human bodies is not harmed, the production process is complete, the large-scale production is convenient, the dual effects of flame retardance and antibiosis are achieved by crosslinking the guanidine antibacterial agent and the organic silicon, and the antibacterial effect is enhanced by adding the nano silver ions.
Description
Technical Field
The invention relates to the field of preparation of fabric coatings, in particular to a preparation process of a flame-retardant antibacterial coating.
Background
The natural spinning such as cotton, hemp and the like is always the preferred material for people as close-fitting clothes due to high softness and comfort, along with the increasing progress of science and technology and the remarkable improvement of living standard of people, the requirements on the characteristics of fabric such as antibiosis and the like are also improved while the comfort is improved, the coating finishing is still the most widely used process for improving the performance of the fabric as the most economical finishing method, except for the antibacterial property, the flame-retardant coating finishing is often adopted due to the characteristic that the natural spinning is flammable, the layered multi-process finishing process is adopted for different effects of most of the existing fabrics, the flame-retardant coating finishing is added after the antibacterial coating finishing, the thickness of the fabric is increased, the softness and comfort of the fabric are reduced, the hand feeling of the natural spinning fabric is also reduced, and side effects are generated.
The invention aims to provide a preparation process of a flame-retardant antibacterial coating, which aims to solve the problems in the background technology.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects, the invention aims to provide a preparation process of a flame-retardant antibacterial coating, wherein an organic coating harmless to human bodies is selected to ensure that the fabric is safe and does not harm human health, the production process is complete and convenient for large-scale production, the guanidine antibacterial agent and organic silicon are crosslinked to play a role in flame retardance and antibiosis, and meanwhile, nano silver ions are added to enhance the antibacterial effect.
The technical scheme is as follows: in order to achieve the aim, the invention provides a preparation process of a flame-retardant antibacterial coating, which comprises the following steps:
1) desizing, scouring, bleaching and drying the fabric to be finished to obtain a fabric A;
2) uniformly mixing a polyguanidyl organosilicon flame-retardant antibacterial agent solution, a nano-silver antibacterial finishing agent, a cross-linking agent BTCA and a dissolution promoting agent urea to obtain a mixed solution with a polyguanidyl organosilicon concentration of 220-L g/L and a nano-silver antibacterial finishing agent concentration of 3-5 g/L as a coating finishing liquid B;
3) padding the fabric A in the step 1 in the coating finishing liquid B in the step 2 to obtain a fabric C;
4) and (4) drying and baking the fabric C obtained in the step (3) to obtain the flame-retardant antibacterial coated fabric.
The polyguanidine antibacterial agent and the organic silicon are crosslinked to play double roles of flame retardance and antibiosis, the organic silicon is an environment-friendly flame retardant and has a smoke suppression effect, the antibacterial property after multiple washing is improved by compounding the polyguanidine antibacterial agent and the nano silver antibacterial agent, the using amount of silver ions is reduced, the guanidine antibacterial agent contains stable cations, when bacteria are contacted with a finished fabric, the bacteria with negative charges can be adsorbed by the cations on the fabric, the free activity of the bacteria is restrained, contact death is achieved, the silver ions can enter cells through cell walls and react with SH groups, proteins are solidified, the activity of cell synthase is damaged, the cells lose division and proliferation capacity and die, the two antibacterial agents have different action mechanisms, and the antibacterial effect of the coating is improved by combining different modes.
Further, in the preparation process of the flame-retardant antibacterial coating, the addition amount of the cross-linking agent BTCA is 22-25% of the volume fraction of the solution, the addition amount of the dissolution promoting agent urea is 3-5% of the volume fraction of the solution, and the cross-linking of each mixture in the coating finishing liquid B, especially the polyguanidine antibacterial agent, is promoted.
Furthermore, in the preparation process of the flame-retardant antibacterial coating, the isopropanol solution used in the isopropanol solution of the poly guanidino organosilicon is a 50% isopropanol water solution, and the isopropanol solution is used as a solvent of the high molecular poly guanidino organosilicon to be dissolved sufficiently so as to improve the uniformity of the coating.
Further, in the preparation process of the flame-retardant antibacterial coating, the padding treatment in the step 3 is a two-dipping two-rolling treatment, the rolling residual rate is 80-85%, and the coating thickness and uniformity are ensured.
Further, in the preparation process of the flame-retardant antibacterial coating, in the step 4, the drying condition is 15-20min at 75-80 ℃ and the baking condition is 6-8min at 145-155 ℃, the coating is dried twice at different temperatures, the first time is used for evaporating the surface moisture at a lower temperature, and the second time is used for firmly attaching the coating to the base fabric.
Further, in the preparation process of the flame-retardant antibacterial coating, the fabric is desized in the step 1 by adopting amylase to desize at a temperature of 50 ℃, so that the starch on the surface layer of the fabric is removed, and the adhesive force of the fiber to the coating is improved.
Further, in the preparation process of the flame-retardant antibacterial coating, the drying condition in the step 1 is drying at 80-90 ℃ for 8-10min, drying the fabric moisture, and eliminating the influence of surface moisture on the coating.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the preparation process of the flame-retardant antibacterial coating, the guanidine antibacterial agent and the organic silicon are crosslinked to play a role in flame retardance and antibiosis, so that flame-retardant finishing and antibacterial finishing on the fabric in multiple steps are avoided, the process is simplified, and resources are saved.
2. According to the preparation process of the flame-retardant antibacterial coating, the polyguanidine antibacterial agent and the nano-silver antibacterial agent are compounded, so that the using amount of silver ions is reduced, and the antibacterial effect and the antibacterial property of the fabric after multiple washing are favorably improved.
3. The preparation process of the flame-retardant antibacterial coating ensures that the fabric is safe and does not harm human health by selecting and using the organic coating which is harmless to human bodies, has complete production process and is convenient for large-scale production.
Drawings
FIG. 1 is a process flow diagram of the present invention.
Detailed Description
The invention is further elucidated with reference to the drawings and the embodiments.
The flame retardant antibacterial coating is prepared according to the steps as shown in figure 1:
1) desizing, scouring, bleaching and drying the fabric to be finished to obtain a fabric A;
2) uniformly mixing a polyguanidyl organosilicon flame-retardant antibacterial agent solution, a nano-silver antibacterial finishing agent, a cross-linking agent BTCA and a dissolution promoting agent urea to obtain a mixed solution with a polyguanidyl organosilicon concentration of 220-L g/L and a nano-silver antibacterial finishing agent concentration of 3-5 g/L as a coating finishing liquid B;
3) padding the fabric A in the step 1 in the coating finishing liquid B in the step 2 to obtain a fabric C;
4) and (4) drying and baking the fabric C obtained in the step (3) to obtain the flame-retardant antibacterial coated fabric.
And meeting the requirements that the fabric is desized in the step 1 by adopting amylase to desize at a solution of 50 ℃; the drying condition in the step 1 is drying for 8min at 85 ℃; the isopropanol solution used in the isopropanol solution of the poly-guanidino organosilicon is a 50% isopropanol aqueous solution; the padding treatment in the step 3 is a two-dipping two-rolling treatment, and the rolling residual rate is 85%.
Example one
In the coating finishing liquid B, the concentration of polyguanidine-based organic silicon is 220 g/L, the addition amount of nano-silver antibacterial finishing agent is 5 g/L, the addition amount of the nano-silver antibacterial finishing agent is 22 percent of the volume fraction of the solution, the addition amount of urea is 3 percent of the volume fraction of the solution, the drying condition in the step 4 is 75 ℃ for 15min, the baking condition is 145 ℃ for 6min, and the prepared flame-retardant antibacterial coating has the following properties:
flame retardance of L OI39.2%
And (3) the antibacterial rate of escherichia coli: 99.96 percent
The bacteriostasis rate of staphylococcus aureus is 99.98 percent
After washing for 20 times:
flame retardance L OI34.7%
And (3) the antibacterial rate of escherichia coli: 93.6 percent
The bacteriostasis rate of staphylococcus aureus is 94.2 percent
Example two
In the coating finishing liquid B, the concentration of the polyguanidine-based organic silicon is 235 g/L, the addition amount of the nano-silver antibacterial finishing agent with the concentration of 4 g/L is 23 percent of the volume fraction of the solution, the addition amount of the urea is 4 percent of the volume fraction of the solution, the drying condition in the step 4 is 80 ℃ for 15min, and the drying condition is 145 ℃ for 8min, so that the flame-retardant antibacterial coating is prepared with the following properties:
flame retardance of L OI39.1%
And (3) the antibacterial rate of escherichia coli: 99.5 percent
The bacteriostasis rate of staphylococcus aureus is 99.8 percent
After washing for 20 times:
flame retardance L OI34.6%
And (3) the antibacterial rate of escherichia coli: 93.7 percent
The bacteriostasis rate of staphylococcus aureus is 94.5 percent
EXAMPLE III
The concentration of polyguanidine-based organic silicon in the coating finishing liquid B is 250 g/L, the addition amount of nano-silver antibacterial finishing agent with the concentration of 3 g/L is 25 percent of the volume fraction of the solution, the addition amount of urea is 5 percent of the volume fraction of the solution, the drying condition in the step 4 is 80 ℃ for 20min, and the baking condition is 155 ℃ for 8min, and the prepared flame-retardant antibacterial coating has the following properties:
flame retardance of L OI37.5%
And (3) the antibacterial rate of escherichia coli: 96.7 percent
The bacteriostasis rate of staphylococcus aureus is 97.5 percent
After washing for 20 times:
flame retardance of L OI30.6%
And (3) the antibacterial rate of escherichia coli: 93.2 percent
The bacteriostasis rate of staphylococcus aureus is 93.8 percent
The technical principles of the present invention have been described above in connection with specific embodiments, which are intended to explain the principles of the present invention and should not be construed as limiting the scope of the present invention in any way. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
Claims (7)
1. A preparation process of a flame-retardant antibacterial coating is characterized by comprising the following steps:
1) desizing, scouring, bleaching and drying the fabric to be finished to obtain a fabric A;
2) uniformly mixing a polyguanidyl organosilicon flame-retardant antibacterial agent solution, a nano-silver antibacterial finishing agent, a cross-linking agent BTCA and a dissolution promoting agent urea to obtain a mixed solution with a polyguanidyl organosilicon concentration of 220-L g/L and a nano-silver antibacterial finishing agent concentration of 3-5 g/L as a coating finishing liquid B;
3) padding the fabric A in the step 1 in the coating finishing liquid B in the step 2 to obtain a fabric C;
4) and (4) drying and baking the fabric C obtained in the step (3) to obtain the flame-retardant antibacterial coated fabric.
2. The process for preparing a flame-retardant antibacterial coating according to claim 1, characterized in that: the addition amount of the cross-linking agent BTCA is 22-25% of the volume fraction of the solution, and the addition amount of the dissolution promoting agent urea is 3-5% of the volume fraction of the solution.
3. The process for preparing a flame-retardant antibacterial coating according to claim 1, characterized in that: the isopropanol solution used in the isopropanol solution of the guanidino organosilicon is a 50% isopropanol aqueous solution.
4. The process for preparing a flame-retardant antibacterial coating according to claim 1, characterized in that: the padding treatment in the step 3 is a two-dipping two-rolling treatment, and the rolling residual rate is 80-85%.
5. The process for preparing a flame-retardant antibacterial coating according to claim 1, characterized in that: the drying condition in the step 4 is 15-20min at 75-80 ℃ and 6-8min at 145-155 ℃.
6. The process for preparing a flame-retardant antibacterial coating according to claim 1, characterized in that: in the step 1, the fabric is desized by adopting amylase at 50 ℃.
7. The process for preparing a flame-retardant antibacterial coating according to claim 1, characterized in that: the drying condition in the step 1 is drying for 8-10min at 80-90 ℃.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113665182A (en) * | 2021-06-23 | 2021-11-19 | 浙江嘉衡纺织科技有限公司 | Preparation method of water-repellent antibacterial coated fabric |
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2020
- 2020-05-29 CN CN202010475913.4A patent/CN111501340A/en active Pending
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Application publication date: 20200807 |