CN116516558A - Light and thin mesh ultraviolet-resistant fabric - Google Patents
Light and thin mesh ultraviolet-resistant fabric Download PDFInfo
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- CN116516558A CN116516558A CN202310194347.3A CN202310194347A CN116516558A CN 116516558 A CN116516558 A CN 116516558A CN 202310194347 A CN202310194347 A CN 202310194347A CN 116516558 A CN116516558 A CN 116516558A
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- ultraviolet
- fine denier
- denier polyester
- fabric
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- 239000004744 fabric Substances 0.000 title claims abstract description 95
- 229920000728 polyester Polymers 0.000 claims abstract description 86
- 238000002360 preparation method Methods 0.000 claims abstract description 56
- 239000011248 coating agent Substances 0.000 claims abstract description 50
- 238000000576 coating method Methods 0.000 claims abstract description 50
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims abstract description 49
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 35
- 229910021485 fumed silica Inorganic materials 0.000 claims abstract description 34
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 27
- ICAKDTKJOYSXGC-UHFFFAOYSA-K lanthanum(iii) chloride Chemical compound Cl[La](Cl)Cl ICAKDTKJOYSXGC-UHFFFAOYSA-K 0.000 claims abstract description 24
- 239000011247 coating layer Substances 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 230000001070 adhesive effect Effects 0.000 claims abstract description 15
- 239000000853 adhesive Substances 0.000 claims abstract description 14
- 238000002156 mixing Methods 0.000 claims abstract description 13
- 239000002904 solvent Substances 0.000 claims abstract description 9
- 238000001035 drying Methods 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims abstract description 4
- 230000006750 UV protection Effects 0.000 claims description 53
- 229920002907 Guar gum Polymers 0.000 claims description 35
- 229960002154 guar gum Drugs 0.000 claims description 35
- 235000010417 guar gum Nutrition 0.000 claims description 35
- 239000000665 guar gum Substances 0.000 claims description 35
- 239000000395 magnesium oxide Substances 0.000 claims description 13
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 13
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 13
- LRXTYHSAJDENHV-UHFFFAOYSA-H zinc phosphate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LRXTYHSAJDENHV-UHFFFAOYSA-H 0.000 claims description 13
- 229910000165 zinc phosphate Inorganic materials 0.000 claims description 13
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 12
- 229910000420 cerium oxide Inorganic materials 0.000 claims description 8
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims description 8
- 229920001661 Chitosan Polymers 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 4
- 239000000839 emulsion Substances 0.000 claims description 4
- 238000007788 roughening Methods 0.000 claims description 4
- 239000004408 titanium dioxide Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000001704 evaporation Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000010298 pulverizing process Methods 0.000 claims description 2
- 230000035699 permeability Effects 0.000 abstract description 19
- 239000002245 particle Substances 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 13
- 230000000694 effects Effects 0.000 description 10
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 239000004753 textile Substances 0.000 description 4
- 239000011800 void material Substances 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- XUMBMVFBXHLACL-UHFFFAOYSA-N Melanin Chemical compound O=C1C(=O)C(C2=CNC3=C(C(C(=O)C4=C32)=O)C)=C2C4=CNC2=C1C XUMBMVFBXHLACL-UHFFFAOYSA-N 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000013329 compounding Methods 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 206010015150 Erythema Diseases 0.000 description 1
- 206010027146 Melanoderma Diseases 0.000 description 1
- 208000012641 Pigmentation disease Diseases 0.000 description 1
- 229920002334 Spandex Polymers 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000011258 core-shell material Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 231100000321 erythema Toxicity 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 238000007146 photocatalysis Methods 0.000 description 1
- 230000019612 pigmentation Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000003405 preventing effect Effects 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 239000011163 secondary particle Substances 0.000 description 1
- 239000004759 spandex Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
Landscapes
- Chemical Or Physical Treatment Of Fibers (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The application relates to the technical field of fabric preparation, and particularly discloses a light and thin mesh ultraviolet-resistant fabric and a preparation method thereof. The light and thin mesh anti-ultraviolet fabric is formed by interweaving cool sense yarns and modified fine denier polyester and has a small mesh structure, the surface of the modified fine denier polyester is coated with a coating layer, the coating layer is formed by coating the surface of the fine denier polyester with a coating material, and the coating material is mainly prepared from the following raw materials: the ultraviolet resistant agent is at least two of fumed silica, nano titanium dioxide and lanthanum chloride; the preparation method comprises the following steps: mixing an ultraviolet resistant agent, an adhesive and a solvent to obtain a coating liquid; coating the surface of the fine denier polyester with the coating liquid, and drying to form a coating layer to obtain the modified fine denier polyester; and interweaving cool sense yarns and modified fine denier polyester to form a small mesh structure. The light and thin mesh anti-ultraviolet fabric prepared by the method is good in anti-ultraviolet performance and air permeability.
Description
Technical Field
The application relates to the technical field of fabric preparation, in particular to a light and thin mesh ultraviolet-resistant fabric and a preparation method thereof.
Background
Ultraviolet rays can be divided into 3 bands of UVC (180-280 nm), UVB (280-315 nm) and UVA (315-400 nm) according to radiation wavelength. It is generally accepted that the most harmful UVC is almost completely absorbed by the ozone layer and cannot reach the earth's surface. The UVB region is absorbed by the ozone layer but a significant portion reaches the earth's surface, with the UVA region reaching the earth's surface in the greatest amount. Proper ultraviolet radiation is beneficial to human health, but after the human skin is subjected to excessive ultraviolet radiation in UVB section, erythema and burn can be generated; the UVA-stage ultraviolet light activates melanin in skin, causing pigmentation, and black spot.
In order to reduce the harm of ultraviolet rays to human bodies, the ultraviolet-resistant fabric has been developed, so that the textile with the ultraviolet-resistant function has a very wide market prospect, and the ultraviolet-resistant fabric has increasingly wide varieties, such as swimwear, tennis shirts, golf wear, jacket and the like. Furthermore, military textiles such as field combat uniform, tents, and the like; other materials such as curtain cloth, advertisement cloth, tarpaulin, etc.
At present, the ultraviolet-resistant fabric has extremely low void ratio, which may cause poor air permeability of the fabric, thereby reducing the use comfort of the fabric.
Disclosure of Invention
In order to improve the ultraviolet resistance of the fabric and enhance the air permeability of the fabric, the application provides a light and thin mesh ultraviolet resistant fabric and a preparation method thereof.
In a first aspect, the present application provides a light and thin mesh ultraviolet resistant fabric, which adopts the following technical scheme:
the light and thin mesh ultraviolet-resistant fabric is formed by interweaving cool sense yarns and modified fine denier polyester and has a small mesh structure, the surface of the modified fine denier polyester is coated with a coating layer, the coating layer is formed by coating the surface of the fine denier polyester with a coating material, and the coating material is mainly prepared from the following raw materials in parts by weight: 4-8 parts of an ultraviolet resistance agent, 2-3 parts of an adhesive and 2-3 parts of a solvent, wherein the ultraviolet resistance agent is at least two of fumed silica, nano titanium dioxide and lanthanum chloride.
Through adopting above-mentioned technical scheme, this application interweaves through adopting cool sense yarn and modified fine denier polyester and forms little mesh structure, fine denier polyester fineness is finer, the void effect is better, help improving the cover progress of fabric, reduce the void ratio of fabric, and then reduce ultraviolet transmissivity, and simultaneously, the fiber structure of fine denier polyester is better to the refraction and reflection effect of ultraviolet ray, the little mesh structure of surface fabric, make the buckling wave height of yarn increase, the reflection and the refraction number of times that light takes place between the fibre that has the lamellar structure increase, more by the fibre absorption, the light that sees through the fabric is weaker, consequently, the ultraviolet resistance of fabric is improved, and little mesh structure has improved the gas permeability of surface fabric; meanwhile, in order to further improve the ultraviolet resistance of the fabric, a layer of coating layer is coated on the surface of the fine denier polyester, and an ultraviolet resistance agent is contained in a coating material in the coating layer, so that the yarn is convenient to endow with stronger ultraviolet resistance, and a small mesh structure is matched with the yarn with the coating layer, so that the ultraviolet resistance of the fabric is further improved.
Preferably, the ultraviolet resistance agent consists of fumed silica, nano titanium dioxide and lanthanum chloride according to the mass ratio of (4-5) (6-8) (1-2).
By adopting the technical scheme, the ultraviolet resistant agent is prepared by compounding three components of fumed silica, nano titanium dioxide and lanthanum chloride, the proportion of the three components is adjusted, so that the proportion of the three components is optimal, the fumed silica has a strong reflection effect on ultraviolet rays, and meanwhile, the ultraviolet resistant agent has a certain sedimentation preventing effect, and the sedimentation of the nano titanium dioxide and lanthanum chloride in coating liquid can be reduced; the nano titanium dioxide is a stable nontoxic and odorless ultraviolet absorbent, has the lowest ultraviolet transmittance in the wavelength range of 280-350nm, generates electron-hole pairs when the absorbable energy is higher than or equal to the forbidden band width of 3.0eV, and can be combined with other electrons and holes to generate oxidation-reduction reaction so as to play a role in ultraviolet shielding; the nano titanium dioxide is realized through absorption and scattering of ultraviolet light, and has shielding effect on ultraviolet light in a UVA region and a UVB region; lanthanum chloride and fumed silica cooperate together, be convenient for further increase to ultraviolet reflectivity and absorptivity, reduce ultraviolet transmissivity, simultaneously, the addition of lanthanum chloride probably promotes nano titanium dioxide to after the absorption of ultraviolet, improves the strong absorbability to the ultraviolet, and three components cooperate, gives the effect that the coating absorbed ultraviolet and reflected ultraviolet, and then improves fine denier polyester ultraviolet resistance, improves the ultraviolet resistance and the gas permeability of surface fabric.
Preferably, the grain size ratio of the fumed silica, the nano titanium dioxide and the lanthanum chloride is (7-8): 3-4): 1-2.
Through adopting above-mentioned technical scheme, adjust the particle diameter of three kinds of components of ultraviolet resistance agent, be convenient for make the coating material form rugged structure on fine denier polyester surface, the biggest fumed silica of particle diameter contacts the ultraviolet ray first, be convenient for reflect the ultraviolet ray, and then reduce the ultraviolet ray content that passes to fine denier polyester, afterwards, the nanometer titanium dioxide of secondary particle diameter distributes in fumed silica periphery, be convenient for absorb the ultraviolet ray that does not reflect, lanthanum chloride is filled in adjacent nanometer titanium dioxide, adjacent fumed silica, nanometer titanium dioxide and fumed silica's hole, be convenient for further improve the compactibility of coating, simultaneously, the rate of shielding to the ultraviolet ray is improved.
Preferably, the nano titanium dioxide is modified nano titanium dioxide, and the preparation method of the modified nano titanium dioxide comprises the following steps: and placing the nano zinc phosphate in the acrylic emulsion to obtain pretreated nano magnesium oxide, mixing the nano titanium dioxide, the nano magnesium oxide and the pretreated nano zinc phosphate, and drying to obtain the modified nano titanium dioxide.
Preferably, the nano titanium dioxide is rutile type.
By adopting the technical scheme, the nano zinc phosphate is placed in the acrylic emulsion, so that an adhesive layer is formed on the outer layer of the nano zinc phosphate, the nano titanium dioxide and nano magnesium oxide composite material is adhered on the surface of the nano magnesium oxide, a core-shell structure taking the nano titanium dioxide and the nano magnesium oxide composite material as a shell and taking the nano zinc phosphate as a core is formed, part of ultraviolet rays can be absorbed by the nano titanium dioxide, and part of the ultraviolet rays pass through gaps of the nano titanium dioxide, are reflected by the nano zinc phosphate to be absorbed by the nano titanium dioxide and the nano magnesium oxide, and can be reflected out from pores formed by the nano titanium dioxide, so that the ultraviolet resistance effect of the coating layer is further improved.
Preferably, the binder consists of fumed silica, chitosan and guar gum according to the mass ratio of (1-2) (3-5).
By adopting the technical scheme, the fumed silica possibly forms a silica structure when being added into the guar gum, and the network structure formed by the fumed silica small particles is convenient for accelerating the curing speed of the guar gum, improving the viscosity of the guar gum, and simultaneously further increasing the content of the ultraviolet resistant agent in the coating layer; guar gum is natural and nontoxic and has high biocompatibility; the chitosan has high strength and good film forming property, and is convenient for further improving the adhesive property of the guar gum by being mixed with the guar gum.
Preferably, the guar gum is modified guar gum, and the preparation method of the modified guar gum comprises the following steps: mixing guar gum with water to obtain guar gum solution, mixing guar gum solution with nano cerium oxide, stirring, evaporating, and pulverizing.
Through adopting above-mentioned technical scheme, guar gum solution and nanometer cerium oxide mix, be convenient for wrap up nanometer cerium oxide in guar gum, form the nuclear shell structure with guar gum as the shell, nanometer cerium oxide is the tombarthite nanomaterial that has good catalytic ability, oxygen storage ability and ultraviolet shielding ability, have unique 4f electronic structure, it is very sensitive to absorb light, especially have stronger absorption performance to the ultraviolet, and the ultraviolet that absorbs is mainly used for electron energy level transition, can not initiate photocatalysis, be convenient for give guar gum certain ultraviolet resistance, so that further increase the content of ultraviolet resistant material in the coating, and then improve the ultraviolet resistance of coating, help improving the ultraviolet resistance of surface fabric under the prerequisite that does not influence the surface fabric gas permeability.
Preferably, the thickness of the coating layer is 0.5-1 μm.
Through adopting above-mentioned technical scheme, when the coating is too thin, the anti ultraviolet effect is not good, and when the coating is too thick, the diameter that probably makes fine denier polyester is too big, and then can influence the air permeability of surface fabric, and the wearing experience is felt poorly when leading to the surface fabric to make the clothing.
Preferably, the fine denier polyester is cleaned before being coated.
By adopting the technical scheme, the fine denier polyester is cleaned so as to clean impurities and greasy dirt on the surface of the polyester, so that the coating strength between the auxiliary materials and the fine denier polyester is improved, and the ultraviolet resistance of the prepared fabric is further improved.
Preferably, the fine denier polyester is pretreated fine denier polyester, and the pretreated fine denier polyester is subjected to roughening treatment.
Preferably, the pre-treated fine denier polyester is obtained by subjecting fine denier polyester to acid treatment.
Preferably, the roughening treatment mode of the fine denier polyester comprises the following steps: placing the fine denier polyester into an acid solution for corrosion treatment, wherein the corrosion time is 10-15s, the acid solution is sulfuric acid solution, and the volume concentration of the sulfuric acid solution is 0.5-1.5mol/L.
Through adopting above-mentioned technical scheme, after the fine denier polyester is roughened, the surface becomes coarse, and the contact interface grow, and when contacting with coating liquid, interface appeal is higher, is convenient for cooperate with the adhesive each other to further improve the adhesive strength of ultraviolet resistance agent on fine denier fiber surface, further improve the ultraviolet resistance of coating, in order to improve the ultraviolet resistance of the surface fabric that is prepared from this fine denier polyester.
In a second aspect, the present application provides a method for preparing a light and thin mesh anti-ultraviolet fabric, which adopts the following technical scheme:
a preparation method of a light and thin mesh anti-ultraviolet fabric comprises the following steps:
(1) Preparing a coating liquid: mixing an ultraviolet resistant agent, an adhesive and a solvent to obtain a coating liquid;
(2) Preparing modified yarns: coating the surface of the fine denier polyester with the coating liquid, and drying to form a coating layer to obtain the modified fine denier polyester;
(3) Preparing a fabric: and (3) interweaving the cool sense yarn and the modified fine denier polyester prepared in the step (2) to form a small mesh structure, thus obtaining the cool sense yarn.
Preferably, the step (3) is interwoven on a single-sided loom.
Through adopting above-mentioned technical scheme, this application mixes through cool sense yarn and fine denier polyester and forms little mesh structure, and little mesh structure makes the transmissivity of ultraviolet ray reduce, simultaneously, fine denier polyester surface is attached with the coating, and the coating ultraviolet resistance is better, so is convenient for improve the ultraviolet resistance of surface fabric under the prerequisite of the air permeability of the surface fabric that does not influence the preparation, and surface fabric preparation method is simple.
In summary, the present application has the following beneficial effects:
1. the light and thin mesh anti-ultraviolet fabric is formed by interweaving cool sense yarns and fine denier polyester and has a small mesh structure, so that the void effect of the fabric is improved, the refraction and reflection effects of ultraviolet rays transmitted to the fabric are enhanced, the transmittance of the ultraviolet rays on the fabric is reduced, and the anti-ultraviolet performance of the fabric is further improved.
2. The modified fine denier polyester is adopted in the light and thin mesh ultraviolet-resistant fabric, a coating layer is formed by coating the coating material outside the fine denier polyester, the coating material contains an ultraviolet resistant agent and an adhesive, the adhesive is used for adhering the ultraviolet-resistant agent to the fine denier polyester, the ultraviolet resistance of the fine denier polyester is improved, and then the ultraviolet resistance of the fabric is improved on the premise that the air permeability of the ultraviolet-resistant fabric is not affected.
Detailed Description
The present application is described in further detail below with reference to examples.
The upper machine weaving triangle arrangement of the fabric is that the needle arrangement is 12131214, the yarn of (1) is fine denier polyester, and the yarns of (2) to (6) are any one of cool sense yarns and mixed yarns of cool sense yarns and spandex. Wherein the cool sense yarn is commercial or 75D/72F Brrr yarn, and the fine denier polyester yarn is 30D/24F yarn.
Preparation example of modified fine denier polyester
Preparation example 1: the modified fine denier polyester is characterized in that the surface of the fine denier polyester is coated with a coating layer, the thickness of the coating layer is 1 mu m, the coating layer is formed by coating the surface of the fine denier polyester with a coating material, and the coating material is prepared from the following raw materials in parts by weight: 4kg of an ultraviolet resistance agent, 2kg of an adhesive and 2kg of a solvent, wherein the solvent is water, the adhesive consists of fumed silica, chitosan and guar gum according to a mass ratio of 2:2:5, the ultraviolet resistance agent consists of fumed silica and nano titanium dioxide according to a mass ratio of 1:1, and the particle size ratio of the fumed silica to the nano titanium dioxide is 1:1.
Preparation example 2: the modified fine denier polyester is different from the preparation example 1 in that: the coating material is prepared from the following raw materials in parts by weight: 8kg of ultraviolet resistant agent, 3kg of adhesive and 3kg of solvent.
Preparation example 3: the modified fine denier polyester is different from the preparation example 2 in that: the ultraviolet resistance agent consists of fumed silica, nano titanium dioxide and lanthanum chloride according to the mass ratio of 4:6:1, and the particle size ratio of the fumed silica to the nano titanium dioxide to the lanthanum chloride is 1:1:1.
Preparation example 4: the modified fine denier polyester is different from the preparation example 2 in that: the ultraviolet resistance agent consists of fumed silica, nano titanium dioxide and lanthanum chloride according to the mass ratio of 5:8:2, and the particle size ratio of the fumed silica to the nano titanium dioxide to the lanthanum chloride is 1:1:1.
Preparation example 5: the modified fine denier polyester is different from the preparation example 4 in that: the particle size ratio of the fumed silica, the nano titanium dioxide and the lanthanum chloride is 7:3:1.
Preparation example 6: the modified fine denier polyester is different from the preparation example 4 in that: the particle size ratio of the fumed silica, the nano titanium dioxide and the lanthanum chloride is 1:3:7.
Preparation example 7: the modified fine denier polyester is different from the preparation example 5 in that: the preparation method of the modified nano titanium dioxide comprises the following steps: immersing nano zinc phosphate in acrylic emulsion to obtain pretreated nano magnesium oxide, mixing nano titanium dioxide, nano magnesium oxide and pretreated nano zinc phosphate, and drying to obtain modified nano titanium dioxide. Wherein the mass ratio of the nano titanium dioxide to the nano magnesium oxide to the pretreated nano zinc phosphate is 10:8:3. The particle size ratio of the nano titanium dioxide to the nano magnesium oxide to the nano zinc phosphate is 3:1:7.
Preparation example 8: the modified fine denier polyester is different from the preparation example 7 in that: the guar gum is modified guar gum, and the preparation method of the modified guar gum comprises the following steps: mixing guar gum with water according to a mass ratio of 2:1 to obtain guar gum solution, mixing guar gum solution with nano cerium oxide according to a mass ratio of 3:1, uniformly stirring, evaporating and crushing to obtain the nano cerium oxide.
Preparation example 9: the modified fine denier polyester is different from the preparation example 8 in that: the fine denier polyester is cleaned before being coated.
Preparation example 10: the modified fine denier polyester is different from the preparation example 9 in that: the fine denier polyester is roughened and then cleaned before being coated. Wherein the roughening treatment mode comprises the following steps: and (3) placing the fine denier polyester into an acid solution for corrosion treatment, wherein the corrosion time is 13s, the acid solution is sulfuric acid solution, and the molar concentration of substances in the sulfuric acid solution is 1mol/L.
Preparation example 11: the modified fine denier polyester is different from the preparation example 1 in that: no binder is added to the coating.
Preparation example 12: the modified fine denier polyester is different from the preparation example 1 in that: the ultraviolet resistant agent in the coating material is fumed silica.
Examples
Example 1: a light and thin mesh ultraviolet-resistant fabric is formed by interweaving cool sense yarns and modified fine denier polyester, and has a small mesh structure, wherein the modified fine denier polyester is prepared by adopting a preparation example 1, and is shown in a table 1.
The preparation method of the light and thin mesh anti-ultraviolet fabric comprises the following steps:
(1) Preparing a coating liquid: mixing an ultraviolet resistant agent, an adhesive and a solvent to obtain a coating liquid;
(2) Preparing modified yarns: coating the surface of the fine denier polyester with the coating liquid, and drying to form a coating layer to obtain the modified fine denier polyester;
(3) Preparing a fabric: and (3) interweaving the cool sense yarn and the modified fine denier polyester prepared in the step (2) to form a small mesh structure, thus obtaining the cool sense yarn.
Table 1 preparation example of modified fine denier polyester for light and thin mesh ultraviolet-resistant fabric
| Sequence number | Modified fine denier polyester |
| Example 1 | Preparation example 1 |
| Example 2 | Preparation example 2 |
| Example 3 | Preparation example 3 |
| Example 4 | Preparation example 4 |
| Example 5 | Preparation example 5 |
| Example 6 | Preparation example 6 |
| Example 7 | Preparation example 7 |
| Example 8 | Preparation example 8 |
| Example 9 | Preparation example 9 |
| Example 10 | Preparation example 10 |
Examples 2 to 10: the difference between the light and thin mesh anti-ultraviolet fabric and the embodiment 1 is that: modified fine denier polyester prepared by different preparation examples is adopted.
Comparative example
Comparative example 1: a light and thin mesh anti-ultraviolet fabric is formed by interweaving cool sense yarns and fine denier polyester and has a small mesh structure.
The preparation method of the light and thin mesh anti-ultraviolet fabric comprises the following steps of: and interweaving cool sense yarns and fine denier polyester to form a small mesh structure.
Comparative example 2: the difference between the light and thin mesh anti-ultraviolet fabric and the embodiment 1 is that: the modified fine denier polyester is prepared by adopting a preparation example 11.
Comparative example 3: the difference between the light and thin mesh anti-ultraviolet fabric and the embodiment 1 is that: the modified fine denier polyester is prepared by adopting a preparation example 12.
Performance test
Detection of ultraviolet resistance: the light and thin mesh ultraviolet-resistant fabrics prepared in examples 1 to 10 and comparative examples 1 to 3 were tested for ultraviolet resistance according to the test method in GB/T18830-2009 evaluation of ultraviolet resistance of textiles, and the test results are shown in Table 2.
And (3) detecting air permeability: the light and thin mesh ultraviolet-resistant fabrics prepared in examples 1 to 10 and comparative examples 1 to 3 were tested for air permeability according to the test method in GB/T5453-1997 determination of air permeability of textile fabrics, and the test results are shown in Table 2.
Table 2 properties of light and thin mesh uv resistant fabrics of examples 1-10 and comparative examples 1-4
| Sequence number | UPF | Air permeability mm/s |
| Example 1 | 62.1 | 302 |
| Example 2 | 63.3 | 303 |
| Example 3 | 65.2 | 301 |
| Example 4 | 65.7 | 302 |
| Example 5 | 68.5 | 306 |
| Example 6 | 66.1 | 305 |
| Example 7 | 69.1 | 307 |
| Example 8 | 70.2 | 306 |
| Example 9 | 70.8 | 306 |
| Example 10 | 71.4 | 305 |
| Comparative example 1 | 45.2 | 304 |
| Comparative example 2 | 52.1 | 303 |
| Comparative example 3 | 53.4 | 302 |
As can be seen from the data in table 2 in combination with examples 1-2, the light and thin mesh anti-uv fabric prepared by the present application has good anti-uv performance and good air permeability, and therefore, the present inventors speculate that the small mesh structure and the yarn with strong anti-uv effect may have a larger influence on the anti-uv performance and air permeability of the fabric.
As can be seen from the data in table 2 in combination with examples 2 to 4, the light and thin mesh uv resistant fabric prepared in examples 3 to 4 has good uv resistance, good air permeability, and better uv resistance than example 2, and the differences between examples 3 to 4 and example 2 are: the ultraviolet resistant agent of the examples 3-4 is prepared by compounding fumed silica, nano titanium dioxide and lanthanum chloride, and the inventor of the application speculates that: the ultraviolet resistance agent is compounded by a plurality of components, and the components are matched in a synergistic way, so that the ultraviolet resistance of the fabric is improved on the premise of not affecting the air permeability.
In combination with examples 4-6, and with the data in Table 2, it can be seen that the UV resistance of the fabric produced in example 5 is better than the UV resistance of the fabric produced in example 6, and is much greater than the UPF value of the fabric produced in example 4, the UV resistance of the fabric produced in example 6 is better than the UV resistance of the fabric produced in example 4, examples 5-6 differ from example 4 in that: the particle size ratio of the three components of fumed silica, nano titanium dioxide and lanthanum chloride is different, and the inventor of the application considers that: when the particle sizes of the fumed silica, the nano titanium dioxide and the lanthanum chloride are greatly influenced on the ultraviolet resistance of the fabric compared with the particle sizes of the fumed silica, the nano titanium dioxide and the lanthanum chloride in the embodiment 6 and the embodiment 5, the particle sizes of the components of the fumed silica, the nano titanium dioxide and the lanthanum chloride are greatly different, and the formed coating layer is uneven, so that the better ultraviolet absorption and reflection are facilitated, wherein the ultraviolet shielding performance is better when the particle sizes of the fumed silica, the nano titanium dioxide and the lanthanum chloride are compared with those in the embodiment 6.
As can be seen by combining examples 6-7 and combining the data in table 2, the UPF value of the fabric produced in example 7 is greater than that of the fabric produced in example 6, and the air permeability is better, and the difference between example 7 and example 6 is that: the nano titania in example 7 is modified titania, and the inventors of the present application speculate that: after the nano titanium dioxide is modified, the nano titanium dioxide and the nano magnesium oxide are mixed and then wrapped outside the nano zinc phosphate, so that the ultraviolet resistance of the fabric is further improved.
As can be seen by combining examples 7-8 and combining the data in table 2, the UPF value of the fabric produced in example 8 is greater than that of the fabric produced in example 7, and the air permeability is better, and the difference between example 8 and example 7 is that: modifying guar gum in a binder, the inventors speculated that: the nano cerium oxide is doped in the guar gum so as to endow the guar gum with certain ultraviolet resistance, so that the guar gum has cohesiveness and ultraviolet resistance at the same time, and the ultraviolet resistance of the fabric is further improved.
By combining examples 8-10 and combining the data in Table 2, it can be seen that the treatment of the fine denier polyester is convenient to improve the adhesion of the coating liquid on the surface of the fine denier polyester, further improve the ultraviolet resistance of the fine denier polyester, and further improve the ultraviolet resistance of the fabric.
As can be seen by combining example 1 and comparative example 1 and combining the data in table 2, the UPF value of the fabric produced in example 1 is far greater than that of the fabric produced in comparative example 1, and the influence on the uv resistance of the fabric is likely to be great due to the interaction of the small mesh structure with the fabric woven from yarns with uv resistance.
In combination with example 1 and comparative examples 2-3, and with the data in Table 2, it can be seen that the raw materials of the coating liquid have a large influence on the ultraviolet resistance of the fine denier polyester, and the ultraviolet resistance of the coating liquid has a large influence.
The present embodiment is merely illustrative of the present application and is not intended to be limiting, and those skilled in the art, after having read the present specification, may make modifications to the present embodiment without creative contribution as required, but is protected by patent laws within the scope of the claims of the present application.
Claims (10)
1. The light and thin mesh ultraviolet-resistant fabric is characterized by being formed by interweaving cool sense yarns and modified fine denier polyester and having a small mesh structure, wherein the surface of the modified fine denier polyester is coated with a coating layer, the coating layer is formed by coating the surface of the fine denier polyester with a coating material, and the coating material is mainly prepared from the following raw materials in parts by weight: 4-8 parts of an ultraviolet resistance agent, 2-3 parts of an adhesive and 2-3 parts of a solvent, wherein the ultraviolet resistance agent is at least two of fumed silica, nano titanium dioxide and lanthanum chloride.
2. The lightweight, thin mesh uv resistant fabric of claim 1, wherein: the ultraviolet resistance agent consists of fumed silica, nano titanium dioxide and lanthanum chloride according to the mass ratio of (4-5) (6-8) (1-2).
3. The lightweight, thin mesh uv resistant fabric of claim 2, wherein: the grain size ratio of the fumed silica, the nanometer titanium dioxide and the lanthanum chloride is (7-8): 3-4): 1-2.
4. A lightweight, thin mesh uv resistant fabric as claimed in claim 3, wherein: the nano titanium dioxide is modified nano titanium dioxide, and the preparation method of the modified nano titanium dioxide comprises the following steps: and placing the nano zinc phosphate in the acrylic emulsion to obtain pretreated nano magnesium oxide, mixing the nano titanium dioxide, the nano magnesium oxide and the pretreated nano zinc phosphate, and drying to obtain the modified nano titanium dioxide.
5. The lightweight, thin mesh uv resistant fabric of claim 1, wherein: the adhesive consists of fumed silica, chitosan and guar gum according to the mass ratio of (1-2) (3-5).
6. The lightweight, thin mesh uv resistant fabric of claim 5, wherein: the guar gum is modified guar gum, and the preparation method of the modified guar gum comprises the following steps: mixing guar gum with water to obtain guar gum solution, mixing guar gum solution with nano cerium oxide, stirring, evaporating, and pulverizing.
7. The lightweight, thin mesh uv resistant fabric of claim 1, wherein: the thickness of the coating layer is 0.5-1 mu m.
8. The lightweight, thin mesh uv resistant fabric of claim 1, wherein: the fine denier polyester is cleaned before being coated.
9. The lightweight, mesh, and uv resistant fabric of claim 8, wherein: the fine denier polyester is pretreated fine denier polyester, and the pretreated fine denier polyester is subjected to roughening treatment.
10. A method for preparing the light and thin mesh ultraviolet resistant fabric as claimed in any one of claims 1 to 9, which is characterized in that: comprises the following steps of the method,
(1) Preparing a coating liquid: mixing an ultraviolet resistant agent, an adhesive and a solvent to obtain a coating liquid;
(2) Preparing modified yarns: coating the surface of the fine denier polyester with the coating liquid, and drying to form a coating layer to obtain the modified fine denier polyester;
(3) Preparing a fabric: and (3) interweaving the cool sense yarn and the modified fine denier polyester prepared in the step (2) to form a small mesh structure, thus obtaining the cool sense yarn.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310194347.3A CN116516558A (en) | 2023-03-03 | 2023-03-03 | Light and thin mesh ultraviolet-resistant fabric |
| CN202311798438.4A CN117779287A (en) | 2023-03-03 | 2023-12-26 | Light and thin mesh ultraviolet-resistant fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310194347.3A CN116516558A (en) | 2023-03-03 | 2023-03-03 | Light and thin mesh ultraviolet-resistant fabric |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116516558A true CN116516558A (en) | 2023-08-01 |
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ID=87403565
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310194347.3A Withdrawn CN116516558A (en) | 2023-03-03 | 2023-03-03 | Light and thin mesh ultraviolet-resistant fabric |
| CN202311798438.4A Pending CN117779287A (en) | 2023-03-03 | 2023-12-26 | Light and thin mesh ultraviolet-resistant fabric |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311798438.4A Pending CN117779287A (en) | 2023-03-03 | 2023-12-26 | Light and thin mesh ultraviolet-resistant fabric |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN116516558A (en) |
-
2023
- 2023-03-03 CN CN202310194347.3A patent/CN116516558A/en not_active Withdrawn
- 2023-12-26 CN CN202311798438.4A patent/CN117779287A/en active Pending
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| CN117779287A (en) | 2024-03-29 |
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