CN105155293A - Anti-microbial synthetic leather and preparation method thereof - Google Patents
Anti-microbial synthetic leather and preparation method thereof Download PDFInfo
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- 239000002649 leather substitute Substances 0.000 title claims abstract description 52
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- 230000000845 anti-microbial effect Effects 0.000 title abstract description 4
- 239000004599 antimicrobial Substances 0.000 title abstract 4
- 229920000877 Melamine resin Polymers 0.000 claims abstract description 19
- 229920006026 co-polymeric resin Polymers 0.000 claims abstract description 19
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000000843 powder Substances 0.000 claims abstract description 17
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 16
- 239000010936 titanium Substances 0.000 claims abstract description 16
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 11
- 239000004433 Thermoplastic polyurethane Substances 0.000 claims abstract description 6
- 235000012907 honey Nutrition 0.000 claims abstract description 6
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims abstract description 6
- 239000011521 glass Substances 0.000 claims description 23
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 21
- 238000003756 stirring Methods 0.000 claims description 20
- 230000000844 anti-bacterial effect Effects 0.000 claims description 19
- 230000002421 anti-septic effect Effects 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 230000003750 conditioning effect Effects 0.000 claims description 15
- LZCLXQDLBQLTDK-UHFFFAOYSA-N ethyl 2-hydroxypropanoate Chemical compound CCOC(=O)C(C)O LZCLXQDLBQLTDK-UHFFFAOYSA-N 0.000 claims description 14
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 14
- 229920005989 resin Polymers 0.000 claims description 13
- 239000011347 resin Substances 0.000 claims description 13
- 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 12
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 12
- 239000001913 cellulose Substances 0.000 claims description 12
- 229920002678 cellulose Polymers 0.000 claims description 12
- HGAZMNJKRQFZKS-UHFFFAOYSA-N chloroethene;ethenyl acetate Chemical compound ClC=C.CC(=O)OC=C HGAZMNJKRQFZKS-UHFFFAOYSA-N 0.000 claims description 12
- 235000009508 confectionery Nutrition 0.000 claims description 12
- 229920000193 polymethacrylate Polymers 0.000 claims description 12
- 239000002002 slurry Substances 0.000 claims description 12
- 229910052708 sodium Inorganic materials 0.000 claims description 12
- 239000011734 sodium Substances 0.000 claims description 12
- 235000010413 sodium alginate Nutrition 0.000 claims description 12
- 239000000661 sodium alginate Substances 0.000 claims description 12
- 229940005550 sodium alginate Drugs 0.000 claims description 12
- 239000002994 raw material Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 235000021466 carotenoid Nutrition 0.000 claims description 10
- 150000001747 carotenoids Chemical class 0.000 claims description 10
- 238000009413 insulation Methods 0.000 claims description 10
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 7
- 150000003863 ammonium salts Chemical class 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 7
- 229940116333 ethyl lactate Drugs 0.000 claims description 7
- 239000012266 salt solution Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims description 5
- 238000003475 lamination Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000007670 refining Methods 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 5
- 239000002904 solvent Substances 0.000 claims description 5
- XIRNKXNNONJFQO-UHFFFAOYSA-N ethyl hexadecanoate Chemical compound CCCCCCCCCCCCCCCC(=O)OCC XIRNKXNNONJFQO-UHFFFAOYSA-N 0.000 claims 2
- 229940067592 ethyl palmitate Drugs 0.000 claims 1
- 230000035699 permeability Effects 0.000 abstract description 13
- 239000010985 leather Substances 0.000 abstract description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract 1
- 125000005442 diisocyanate group Chemical group 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 229940064004 antiseptic throat preparations Drugs 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 238000013467 fragmentation Methods 0.000 description 3
- 238000006062 fragmentation reaction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 206010009866 Cold sweat Diseases 0.000 description 1
- OENHQHLEOONYIE-UKMVMLAPSA-N all-trans beta-carotene Natural products CC=1CCCC(C)(C)C=1/C=C/C(/C)=C/C=C/C(/C)=C/C=C/C=C(C)C=CC=C(C)C=CC1=C(C)CCCC1(C)C OENHQHLEOONYIE-UKMVMLAPSA-N 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000003373 anti-fouling effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013734 beta-carotene Nutrition 0.000 description 1
- TUPZEYHYWIEDIH-WAIFQNFQSA-N beta-carotene Natural products CC(=C/C=C/C=C(C)/C=C/C=C(C)/C=C/C1=C(C)CCCC1(C)C)C=CC=C(/C)C=CC2=CCCCC2(C)C TUPZEYHYWIEDIH-WAIFQNFQSA-N 0.000 description 1
- 239000011648 beta-carotene Substances 0.000 description 1
- 229960002747 betacarotene Drugs 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 230000001603 reducing effect Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- OENHQHLEOONYIE-JLTXGRSLSA-N β-Carotene Chemical compound CC=1CCCC(C)(C)C=1\C=C\C(\C)=C\C=C\C(\C)=C\C=C\C=C(/C)\C=C\C=C(/C)\C=C\C1=C(C)CCCC1(C)C OENHQHLEOONYIE-JLTXGRSLSA-N 0.000 description 1
Landscapes
- Treatment And Processing Of Natural Fur Or Leather (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
Abstract
The invention relates to an anti-microbial synthetic leather and a preparation method thereof. The anti-microbial synthetic leather is prepared from the following components by weight: 35 to 50 parts of thermoplastic polyurethane, 20 to 35 parts of diisocyanate, 15 to 25 parts of melamine copolymer resin, 7 to 9 parts of a nanometer titanium oxide-Ag anti-microbial agent, 3 to 5 parts of an auxiliary agent, 4 to 8 parts of honey and 1 to 3 parts of elm powder. The synthetic leather has wear resistance, moisture permeability and air permeability, reduces potential threat to the environment and the human body, can improve smoothness and cold-thermal fatigue performance, and has enhanced air permeability and moisture permeability, actual leather feel, wear resistance and service life.
Description
Technical field
The present invention relates to synthetic leather field, particularly relate to one and be conducive to improving synthetic leather anti-wear performance, water vapour permeability, permeability, reduce Antibacterial synthetic leather of environment and human body potential threat and preparation method thereof.
Background technology
Need in people's daily life to apply a large amount of synthetic leather, and owing to adding the materials such as a large amount of plasticizer when producing synthetic leather, the synthetic leather gloss making to produce, feel are all undesirable.Want to reach better, comparatively ideal result of use, surface treatment must be carried out to synthetic leather in the production process of synthetic leather, give smooth, soft, the delustring in synthetic leather surface, waterproof, the comfortable feel such as antifouling, beautiful outward appearance.
It is soft that Synthetic Leather has gloss, nature, soft, kishke feel is strong, resistance toly disturb song, the anti-aging feature waiting excellence, it is the ideal substitute of natural leather, be widely used in clothes, shoemaking, case and bag, the industries such as furniture, but Synthetic Leather is in the market in poisture-penetrability, anti-wear performance aspect and natural leather gap too large, the Synthetic Leather goods of water vapour permeability difference can make us feeling sultry, clammy, for these shortcomings, performance at present mainly through changing Synthetic Leather slurry is improved, but the technique changing Synthetic Leather slurry poisture-penetrability and ABRASION RESISTANCE is in the market more complicated, cost is higher, DeGrain.Mill base used when synthetic leather is painted is much the mill base of chemical industry synthesis, can produce pollution to environment.Need to use a large amount of chemical substances in existing synthetic leather manufacture is produced, therefore very large harmfulness is created to environmental protection and health, along with progress and the growth in the living standard of society, material requirement is also along with raising, and healthy and environmental protection proposes new requirement to synthetic leather product.
Summary of the invention
The object of the invention is to solve existing Synthetic Leather in poisture-penetrability, anti-wear performance is poor, the defect of very large harmfulness created to environmental protection and health and provides one to be conducive to improving synthetic leather anti-wear performance, water vapour permeability, permeability, reducing the Antibacterial synthetic leather to environment and human body potential threat.
Another object of the present invention is the preparation method in order to provide this synthetic leather.
To achieve these goals, the present invention is by the following technical solutions:
A kind of Antibacterial synthetic leather, is made up of the component of following weight: 35-50 part thermoplastic polyurethane, 20-35 part vulcabond, 15-25 part melamine copolymer resins, 7-9 part nano-titanium oxide-Ag antiseptic, 3-5 part auxiliary agent, 4-8 part honey, 1-3 part elm powder.In the technical program, melamine copolymer resins has good hardness and wear resistance, easily disperses, and can strengthen fineness, cool-hot fatigue.Invention increases synthetic leather breathable moisture permeability, increase kishke feel, improve the ABRASION RESISTANCE of synthetic leather, extend the service life of synthetic leather.
As preferably, the preparation method of nano-titanium oxide-Ag antiseptic is: NaOH is instilled liquor argenti nitratis ophthalmicus and drip the silver-colored ammonium salt solution that ammoniacal liquor prepares 0.3-0.5mol/L again, pH value 13-14.6, in 60-85 DEG C of water bath, apply the magnetic field of 0.5T-1.2T, evenly nano-titanium oxide is added in 5-10min, after adding nano-titanium oxide completely, magnetic field intensity is increased to 2.1T-2.6T, and open the ultrasonic vibration of 65-85kw simultaneously, time 4-6h, then dry 12-18h at vacuum 210-320 DEG C, 10h is irradiated under ultraviolet light after drying is complete, obtained nano-titanium oxide-Ag antiseptic.
As preferably, auxiliary agent is the mixture of nano zircite, carotenoid and glass microballoon, and the mass ratio of nano zircite, carotenoid and glass microballoon is 1:5:3.In the technical program, nano-titanium oxide-Ag antiseptic and nano zircite act synergistically and further increase anti-microbial property, simultaneously nano zircite add the anti-wear performance and Resisting fractre toughness that can improve synthetic leather.Glass microballoon high dispersive, good fluidity, have more good mobility than sheet, needle-like or erose filler in liquid resin, improves the flow leveling of product, improve acid-proof alkaline simultaneously.
As preferably, elm powder 1200-2400 object elm powder.In the technical program, carry out alternative lignin with elm powder, more environmental protection.
Described in a kind of preparation method of Antibacterial synthetic leather, preparation method is: NaOH is instilled liquor argenti nitratis ophthalmicus and drip the silver-colored ammonium salt solution that ammoniacal liquor prepares 0.3-0.5mol/L again, pH value 13-14.6, in 60-85 DEG C of water bath, apply the magnetic field of 0.5T-1.2T, evenly nano-titanium oxide is added in 5-10min, after adding nano-titanium oxide completely, magnetic field intensity is increased to 2.1T-2.6T, and open the ultrasonic vibration of 65-85kw simultaneously, time 4-6h, then dry 12-18h at vacuum 210-320 DEG C, 10h is irradiated under ultraviolet light after drying is complete, obtained nano-titanium oxide-Ag antiseptic, then mixed by all the other raw materials, stir 45-60min with 450-600r/min, then stir 60-75min with 2200-3200r/min, add banbury after filtration, 180-200 DEG C of plasticizing, opens refining, obtains slurry for 220-240 DEG C, slurry and base cloth are by four-roll calender calender lamination at 200-220 DEG C, and speed is 20-30m/min, and cooling rolling, product is through surface effect process, and quality inspection is qualified, can dispatch from the factory.
As preferably, described surface-treated surface conditioning agent is made up of ethyl lactate, melamine copolymer resins, vinyl chloride-vinyl acetate resin, sweet mellow wine, sodium alginate, dextrosan, nano zircite, sodium polymethacrylate, nano-cellulose and glass microballoon.
As preferably, in surface conditioning agent, the weight of each raw material is as follows: ethyl lactate 70-80 part, melamine copolymer resins 10-15 part, vinyl chloride-vinyl acetate resin 5-18 part, sweet mellow wine 7-9 part, sodium alginate 2-5 part, dextrosan 3-7 part, nano zircite 4-9 part, sodium polymethacrylate 10-12 part, nano-cellulose 15-20 part and glass microballoon 20-25 part.
As preferably, melamine copolymer resins and vinyl chloride-vinyl acetate resin are dropped in reactor, add stirring solvent after being heated to 85-90 DEG C, ordering in launching sweet mellow wine, sodium alginate, dextrosan and nano zircite after stirring, continue to be heated to 120-135 DEG C, sodium polymethacrylate, nano-cellulose and glass microballoon is dropped into after insulation 2h, holding temperature is at 120-135 DEG C of insulation 4h, and ultrasonic vibration simultaneously, is cooled to 0 DEG C, grind 5-8 time at 0 DEG C with sand mill, filter and package obtained surface conditioning agent.
The invention has the beneficial effects as follows:
1) synthetic leather anti-wear performance of the present invention, water vapour permeability, permeability, reduces environment and human body potential threat;
2) synthetic leather of the present invention can strengthen fineness, cool-hot fatigue;
3) synthetic leather of the present invention improves synthetic leather breathable moisture permeability, increases kishke feel, improves the ABRASION RESISTANCE of synthetic leather, extend the service life of synthetic leather.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with embodiment, the present invention is described in further detail.
Raw material of the present invention all can be buied from market.Carotenoid is beta carotene.
Embodiment 1
A kind of Antibacterial synthetic leather, is made up of the component of following weight: 35 parts of thermoplastic polyurethanes, 20 parts of vulcabond, 15 parts of melamine copolymer resinses, 7 parts of nano-titanium oxide-Ag antiseptics, 3 parts of auxiliary agents, 4 parts of honey, 1 part of elm powder.
Auxiliary agent is the mixture of nano zircite, carotenoid and glass microballoon, and the mass ratio of nano zircite, carotenoid and glass microballoon is 1:5:3; Elm powder 1200 object elm powder.
A kind of preparation method of Antibacterial synthetic leather, described preparation method is: NaOH is instilled liquor argenti nitratis ophthalmicus and drip the silver-colored ammonium salt solution that ammoniacal liquor prepares 0.3mol/L again, pH value 13, in 60 DEG C of water bath, apply the magnetic field of 0.5T, evenly nano-titanium oxide is added in 5min, after adding nano-titanium oxide completely, magnetic field intensity is increased to 2.1T, and open the ultrasonic vibration of 65kw, time 4h, then dry 12h at 210 DEG C, vacuum simultaneously, 10h is irradiated under ultraviolet light, obtained nano-titanium oxide-Ag antiseptic after drying is complete;
Then mixed by all the other raw materials, stir 45min with 450r/min, then stir 60min with 2200r/min, add banbury after filtration, 180 DEG C of plasticizings, open refining, obtain slurry for 220 DEG C; Slurry and base cloth are by four-roll calender calender lamination at 200 DEG C, and speed is 20m/min, cooling rolling, and product is through surface effect process, and quality inspection is qualified, can dispatch from the factory;
In surface conditioning agent, the weight of each raw material is as follows: ethyl lactate 70 parts, melamine copolymer resins 10 parts, vinyl chloride-vinyl acetate resin 5 parts, 7 parts, sweet mellow wine, sodium alginate 2 parts, dextrosan 3 parts, nano zircite 4 parts, sodium polymethacrylate 10 parts, nano-cellulose 15 parts and glass microballoon 20 parts.
The preparation method of surface conditioning agent is: drop in reactor by melamine copolymer resins and vinyl chloride-vinyl acetate resin, stirring solvent is added after being heated to 85 DEG C, ordering in launching sweet mellow wine, sodium alginate, dextrosan and nano zircite after stirring, continue to be heated to 120 DEG C, sodium polymethacrylate, nano-cellulose and glass microballoon is dropped into after insulation 2h, holding temperature is at 120 DEG C of insulation 4h, ultrasonic vibration simultaneously, be cooled to 0 DEG C, grind 5 times at 0 DEG C with sand mill, filter and package obtained surface conditioning agent.
Through properties of product test, this products radial tensile load 287.9N, broadwise tensile load 231.2N, radial fragmentation percentage elongation 9.3%, broadwise elongation at break 16.1%, radial direction tears load 25.1N, and broadwise tears load 27.7N, and degradation does not ftracture.
Embodiment 2
A kind of Antibacterial synthetic leather, is made up of the component of following weight: 45 parts of thermoplastic polyurethanes, 25 parts of vulcabond, 20 parts of melamine copolymer resinses, 8 parts of nano-titanium oxide-Ag antiseptics, 4 parts of auxiliary agents, 6 parts of honey, 2 parts of elm powder.
Auxiliary agent is the mixture of nano zircite, carotenoid and glass microballoon, and the mass ratio of nano zircite, carotenoid and glass microballoon is 1:5:3; Elm powder 2000 object elm powder.
A kind of preparation method of Antibacterial synthetic leather, described preparation method is: NaOH is instilled liquor argenti nitratis ophthalmicus and drip the silver-colored ammonium salt solution that ammoniacal liquor prepares 0.4mol/L again, pH value 13.6, in 75 DEG C of water bath, apply the magnetic field of 0.8T, evenly nano-titanium oxide is added in 8min, after adding nano-titanium oxide completely, magnetic field intensity is increased to 2.3T, and open the ultrasonic vibration of 70kw, time 5h, then dry 16h at 240 DEG C, vacuum simultaneously, 10h is irradiated under ultraviolet light, obtained nano-titanium oxide-Ag antiseptic after drying is complete;
Then mixed by all the other raw materials, stir 50min with 500r/min, then stir 70min with 2800r/min, add banbury after filtration, 195 DEG C of plasticizings, open refining, obtain slurry for 230 DEG C; Slurry and base cloth are by four-roll calender calender lamination at 210 DEG C, and speed is 25m/min, cooling rolling, and product is through surface effect process, and quality inspection is qualified, can dispatch from the factory;
In surface conditioning agent, the weight of each raw material is as follows: ethyl lactate 75 parts, melamine copolymer resins 13 parts, vinyl chloride-vinyl acetate resin 10 parts, 8 parts, sweet mellow wine, sodium alginate 4 parts, dextrosan 5 parts, nano zircite 6 parts, sodium polymethacrylate 11 parts, nano-cellulose 18 parts and glass microballoon 2. parts.
The preparation method of surface conditioning agent is: drop in reactor by melamine copolymer resins and vinyl chloride-vinyl acetate resin, stirring solvent is added after being heated to 88 DEG C, ordering in launching sweet mellow wine, sodium alginate, dextrosan and nano zircite after stirring, continue to be heated to 130 DEG C, sodium polymethacrylate, nano-cellulose and glass microballoon is dropped into after insulation 2h, holding temperature is at 123 DEG C of insulation 4h, ultrasonic vibration simultaneously, be cooled to 0 DEG C, grind 6 times at 0 DEG C with sand mill, filter and package obtained surface conditioning agent.
Through properties of product test, this products radial tensile load 285.3N, broadwise tensile load 225.7N, radial fragmentation percentage elongation 11.2%, broadwise elongation at break 14.5%, radial direction tears load 22.4N, and broadwise tears load 23.7N, and degradation does not ftracture.
Embodiment 3
A kind of Antibacterial synthetic leather, is made up of the component of following weight: 50 parts of thermoplastic polyurethanes, 35 parts of vulcabond, 25 parts of melamine copolymer resinses, 9 parts of nano-titanium oxide-Ag antiseptics, 5 parts of auxiliary agents, 8 parts of honey, 3 parts of elm powder.
Auxiliary agent is the mixture of nano zircite, carotenoid and glass microballoon, and the mass ratio of nano zircite, carotenoid and glass microballoon is 1:5:3; Elm powder 2400 object elm powder.
A kind of preparation method of Antibacterial synthetic leather, described preparation method is: NaOH is instilled liquor argenti nitratis ophthalmicus and drip the silver-colored ammonium salt solution that ammoniacal liquor prepares 0.5mol/L again, pH value 14.6, in 85 DEG C of water bath, apply the magnetic field of 1.2T, evenly nano-titanium oxide is added in 10min, after adding nano-titanium oxide completely, magnetic field intensity is increased to 2.6T, and open the ultrasonic vibration of 85kw, time 6h, then dry 18h at 320 DEG C, vacuum simultaneously, 10h is irradiated under ultraviolet light, obtained nano-titanium oxide-Ag antiseptic after drying is complete;
Then mixed by all the other raw materials, stir 60min with 600r/min, then stir 75min with 3200r/min, add banbury after filtration, 200 DEG C of plasticizings, open refining, obtain slurry for 240 DEG C; Slurry and base cloth are by four-roll calender calender lamination at 220 DEG C, and speed is 30m/min, cooling rolling, and product is through surface effect process, and quality inspection is qualified, can dispatch from the factory;
In surface conditioning agent, the weight of each raw material is as follows: ethyl lactate 80 parts, melamine copolymer resins 15 parts, vinyl chloride-vinyl acetate resin 18 parts, 9 parts, sweet mellow wine, sodium alginate 5 parts, dextrosan 7 parts, nano zircite 9 parts, sodium polymethacrylate 12 parts, nano-cellulose 20 parts and glass microballoon 25 parts.
The preparation method of surface conditioning agent is: drop in reactor by melamine copolymer resins and vinyl chloride-vinyl acetate resin, stirring solvent is added after being heated to 90 DEG C, ordering in launching sweet mellow wine, sodium alginate, dextrosan and nano zircite after stirring, continue to be heated to 135 DEG C, sodium polymethacrylate, nano-cellulose and glass microballoon is dropped into after insulation 2h, holding temperature is at 135 DEG C of insulation 4h, ultrasonic vibration simultaneously, be cooled to 0 DEG C, grind 8 times at 0 DEG C with sand mill, filter and package obtained surface conditioning agent.
Through properties of product test, this products radial tensile load 280.1N, broadwise tensile load 223.4N, radial fragmentation percentage elongation 10.3%, broadwise elongation at break 15.6%, radial direction tears load 18.5N, and broadwise tears load 20.3N, and degradation does not ftracture.
Claims (8)
1. an Antibacterial synthetic leather, it is characterized in that, be made up of the component of following weight: 35-50 part thermoplastic polyurethane, 20-35 part vulcabond, 15-25 part melamine copolymer resins, 7-9 part nano-titanium oxide-Ag antiseptic, 3-5 part auxiliary agent, 4-8 part honey, 1-3 part elm powder.
2. a kind of Antibacterial synthetic leather according to claim 1, it is characterized in that, the preparation method of nano-titanium oxide-Ag antiseptic is: NaOH is instilled liquor argenti nitratis ophthalmicus and drip the silver-colored ammonium salt solution that ammoniacal liquor prepares 0.3-0.5mol/L again, pH value 13-14.6, in 60-85 DEG C of water bath, apply the magnetic field of 0.5T-1.2T, evenly nano-titanium oxide is added in 5-10min, after adding nano-titanium oxide completely, magnetic field intensity is increased to 2.1T-2.6T, and open the ultrasonic vibration of 65-85kw simultaneously, time 4-6h, then dry 12-18h at vacuum 210-320 DEG C, 10h is irradiated under ultraviolet light after drying is complete, obtained nano-titanium oxide-Ag antiseptic.
3. a kind of Antibacterial synthetic leather according to claim 1, is characterized in that, auxiliary agent is the mixture of nano zircite, carotenoid and glass microballoon, and the mass ratio of nano zircite, ethyl palmitate and glass microballoon is 1:5:3.
4. a kind of Antibacterial synthetic leather according to claim 1 or 2 or 3, is characterized in that, elm powder 1200-2400 object elm powder.
5. the preparation method of an Antibacterial synthetic leather as claimed in claim 1, it is characterized in that, described preparation method is: NaOH is instilled liquor argenti nitratis ophthalmicus and drip the silver-colored ammonium salt solution that ammoniacal liquor prepares 0.3-0.5mol/L again, pH value 13-14.6, in 60-85 DEG C of water bath, apply the magnetic field of 0.5T-1.2T, evenly nano-titanium oxide is added in 5-10min, after adding nano-titanium oxide completely, magnetic field intensity is increased to 2.1T-2.6T, and open the ultrasonic vibration of 65-85kw simultaneously, time 4-6h, then dry 12-18h at vacuum 210-320 DEG C, 10h is irradiated under ultraviolet light after drying is complete, obtained nano-titanium oxide-Ag antiseptic, then mixed by all the other raw materials, stir 45-60min with 450-600r/min, then stir 60-75min with 2200-3200r/min, add banbury after filtration, 180-200 DEG C of plasticizing, opens refining, obtains slurry for 220-240 DEG C, slurry and base cloth are by four-roll calender calender lamination at 200-220 DEG C, and speed is 20-30m/min, and cooling rolling, product is through surface effect process, and quality inspection is qualified, can dispatch from the factory.
6. the preparation method of a kind of Antibacterial synthetic leather according to claim 5, it is characterized in that, described surface-treated surface conditioning agent is made up of ethyl lactate, melamine copolymer resins, vinyl chloride-vinyl acetate resin, sweet mellow wine, sodium alginate, dextrosan, nano zircite, sodium polymethacrylate, nano-cellulose and glass microballoon.
7. the preparation method of a kind of Antibacterial synthetic leather according to claim 6, it is characterized in that, in surface conditioning agent, the weight of each raw material is as follows: ethyl lactate 70-80 part, melamine copolymer resins 10-15 part, vinyl chloride-vinyl acetate resin 5-18 part, sweet mellow wine 7-9 part, sodium alginate 2-5 part, dextrosan 3-7 part, nano zircite 4-9 part, sodium polymethacrylate 10-12 part, nano-cellulose 15-20 part and glass microballoon 20-25 part.
8. the preparation method of a kind of Antibacterial synthetic leather according to claim 6 or 7, it is characterized in that, melamine copolymer resins and vinyl chloride-vinyl acetate resin are dropped in reactor, stirring solvent is added after being heated to 85-90 DEG C, ordering in launching sweet mellow wine after stirring, sodium alginate, dextrosan and nano zircite, continue to be heated to 120-135 DEG C, sodium polymethacrylate is dropped into after insulation 2h, nano-cellulose and glass microballoon, holding temperature is at 120-135 DEG C of insulation 4h, ultrasonic vibration simultaneously, be cooled to 0 DEG C, grind 5-8 time at 0 DEG C with sand mill, filter and package obtained surface conditioning agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510422084.2A CN105155293A (en) | 2015-07-17 | 2015-07-17 | Anti-microbial synthetic leather and preparation method thereof |
Applications Claiming Priority (1)
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| CN106988131A (en) * | 2017-05-28 | 2017-07-28 | 韦爱龄 | The preparation technology of synthetic leather with high-wear resistance |
| CN107130437A (en) * | 2017-05-28 | 2017-09-05 | 韦爱龄 | The preparation technology of high-wearing feature synthetic leather |
| CN107142739A (en) * | 2017-05-28 | 2017-09-08 | 韦爱龄 | The preparation technology of the durability of synthetic leather can be improved |
| CN107142744A (en) * | 2017-05-28 | 2017-09-08 | 韦爱龄 | The preparation technology of synthetic leather |
| CN108003676A (en) * | 2017-12-18 | 2018-05-08 | 新沂博瑞工业设计有限公司 | A kind of long-acting stable antimicrobial coating |
| CN108265526A (en) * | 2018-03-29 | 2018-07-10 | 浙江闽锋化学有限公司 | A kind of novel synthetic leather material and preparation method thereof |
| CN108797142A (en) * | 2018-07-29 | 2018-11-13 | 段小宁 | Moisture absorption, antibacterial and water vapor permeability graphene modified polyurethane synthetic leather preparation method |
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Application publication date: 20151216 |