CN112267304B - Preparation method of ultraviolet-proof shirt fabric - Google Patents

Preparation method of ultraviolet-proof shirt fabric Download PDF

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Publication number
CN112267304B
CN112267304B CN202011177374.2A CN202011177374A CN112267304B CN 112267304 B CN112267304 B CN 112267304B CN 202011177374 A CN202011177374 A CN 202011177374A CN 112267304 B CN112267304 B CN 112267304B
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ultraviolet
parts
washing
powder
coating
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CN112267304A (en
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焦亚燕
付忠平
傅泓皓
汪山
张�杰
林伟
汪万玲
毛伟
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Zhejiang Jinlan Clothing Co ltd
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Zhejiang Jinlan Clothing Co ltd
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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
    • 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
    • D06M11/32—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 oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/36—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 oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/38—Oxides or hydroxides of elements of Groups 1 or 11 of the Periodic System
    • 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
    • D06M11/77—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 silicon or compounds thereof
    • D06M11/79—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 silicon or compounds thereof with silicon dioxide, silicic acids or their salts
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
    • D06N3/0006—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using woven fabrics
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
    • D06N3/0061—Organic fillers or organic fibrous fillers, e.g. ground leather waste, wood bark, cork powder, vegetable flour; Other organic compounding ingredients; Post-treatment with organic compounds
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
    • D06N3/0063—Inorganic compounding ingredients, e.g. metals, carbon fibres, Na2CO3, metal layers; Post-treatment with inorganic compounds
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/007—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by mechanical or physical treatments
    • D06N3/0077—Embossing; Pressing of the surface; Tumbling and crumbling; Cracking; Cooling; Heating, e.g. mirror finish
    • 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
    • D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
    • D06M2200/25—Resistance to light or sun, i.e. protection of the textile itself as well as UV shielding materials or treatment compositions therefor; Anti-yellowing treatments
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N2209/00—Properties of the materials
    • D06N2209/16—Properties of the materials having other properties
    • D06N2209/1678—Resistive to light or to UV

Abstract

The utility model relates to the field of textile preparation, in particular to a preparation method of an ultraviolet-proof shirt fabric; the method comprises the following steps: treating base cloth, preparing coating slurry, coating, soaping and the like; according to the utility model, natural fiber powder is used for modification, and amido bond and ester bond auxochrome are grafted on molecules, so that an ultraviolet absorbent with better ultraviolet absorption capacity is prepared; the waterborne polyurethane is used as an adhesive, the prepared coating has a good ultraviolet-proof effect, and the water-soluble salt is added into the coating material, so that honeycomb-shaped breathable holes can be formed, and the breathable capability of the fabric is not influenced; the natural material is used as the ultraviolet layer material, the prepared ultraviolet-proof shirt fabric has a good ultraviolet-proof function, and the environment-friendly material is also used, so that the purposes of environmental protection and resource recycling are realized.

Description

Preparation method of ultraviolet-proof shirt fabric
Technical Field
The utility model relates to the field of textile preparation, in particular to a preparation method of an ultraviolet-proof shirt fabric.
Background
With the continuous improvement of living standard of people, functional shirts are more and more valued by people.
CN104273652A relates to a baring prevention thermal fabric shirt, which comprises a shirt body, wherein the shirt body comprises a lower hem (1), the bottom of the lower hem (1) is provided with a crotch pants (2), the crotch pants (2) are divided into a front cloth piece and a rear cloth piece (3), and the bottoms of the front cloth piece and the rear cloth piece (3) are connected through buttons; the shirt body is made of fabric, the fabric comprises a middle layer, an ultrafine velvet heat-insulation cotton layer, a surface layer and a lining, the middle layer is a composite non-woven fabric layer located in the middle of the heat-insulation fabric, and the composite non-woven fabric layer sequentially comprises a spun-bonded non-woven fabric layer, a PE (polyethylene) waterproof layer and the spun-bonded non-woven fabric layer from top to bottom. The utility model can not bring trouble to women while being beautiful. The fabric adopted by the garment body has a good warm-keeping effect.
CN101603229A discloses a cool diversified high-grade shirt fabric which is characterized by comprising, by weight, 30% -35% of fine denier bamboo fibers, 28% -30% of fine denier polyester fibers and 35% of long stapled cotton
-40% by weight of blended yarn. The three fiber raw materials belong to environment-friendly products, and are skillfully combined together, so that the strength of the yarn is improved, and the yarn has incomparable characteristics of other fabrics, namely good moisture absorption, sweat releasing and air permeability, light and smooth hand feeling, bright dyeing and comfortable wearing. The pursuit of modern people to green and ecological fabrics is met, and the fashion and the charm of the 21 st century garment fabric are fully shown.
CN204273353U discloses a thermal shirt fabric, comprising warp yarns and weft yarns interwoven with the warp yarns; the warp yarns and the weft yarns both comprise synthetic fibers obtained by blending hollow polyester fibers and combed cotton with 50/50; the density of the warp yarns and the weft yarns is 60S/2. The thermal shirt fabric of the utility model is formed by interweaving warp yarns and weft yarns, which overcomes the airtight problem of the needle-punched non-woven fabric in the prior art, and makes the thermal shirt made of the thermal shirt fabric comfortable to wear; and because the hollow polyester fiber is internally provided with the cavity, the hollow polyester fiber is rich in air which does not generate convection, so that the heat insulation and warm keeping functions are generated, warm air is wrapped, the hollow polyester fiber is isolated from outside air with accuracy, and the body is kept warm, namely the use of the hollow polyester fiber enables the warm keeping shirt fabric to have good warm keeping effect.
Ultraviolet rays irradiated to the human body may damage the skin of the human body. Therefore, ultraviolet rays penetrating through textiles need to be reduced as much as possible, in the ultraviolet-resistant function finishing, titanium dioxide, zinc oxide and the like are used as more nanoparticles, a sol-gel finishing method is usually used for finishing, the prepared fabric has good ultraviolet resistance, but some physical indexes such as breaking strength and the like are reduced, and the shirt as daily common clothes of people also needs good ultraviolet-resistant function.
Disclosure of Invention
In order to solve the problems, the utility model provides a preparation method of an ultraviolet-proof shirt fabric.
A preparation method of an anti-ultraviolet shirt fabric comprises the following specific scheme:
treating the base cloth: treating the base cloth and 0.01-0.05% of sodium hydroxide and 0.1-0.5% of sodium silicate solution in parts by weight at a bath ratio of 1:10-40 at 70-90 ℃ for 30-40min, washing with water at 60-80 ℃, washing with cold water, and ironing with an iron for later use;
preparation of coating slurry: adding 10-15 parts of modified hemp fiber powder, 10-20 parts of polyethylene glycol and 170 parts of pure water into a mixing kettle, uniformly stirring and mixing, adding 150 parts of 160 parts of adhesive, 0.8-2.0 parts of lithium chloride, 0.2-0.8 part of sodium alginate and 0.1-0.5 part of epoxy chloropropane, and stirring and mixing for 60-120min at the temperature of 40-60 ℃;
coating: coating the reverse side of the fabric at the temperature of 100 ℃ and 130 ℃ and drying for 3-6 min;
soaping: washing with washing powder, rinsing for 3 times, drying, and baking at 140-.
The preparation method of the modified hemp fiber powder comprises the following steps:
the method comprises the following steps: grinding 40-50 parts of hemp fiber into powder according to the mass parts, sieving, adding the powder into 150 parts of 15-25% sodium hydroxide solution according to the mass parts, controlling the temperature to be 40-60 ℃, stirring and reacting for 60-120min, dispersing the powder into 120 parts of 100-fold pure water after washing to be neutral, adding 2.3-3.6 parts of sodium periodate, controlling the temperature to be 40-60 ℃, stirring and reacting for 30-90min, filtering and washing;
step two: dispersing the product obtained in the first step into 80-100 parts of butanol, heating to 60-90 ℃ under the protection of nitrogen, adding 1.6-2.8 parts of diethyl aminomalonate, 0.02-0.08 part of 1-aminoethyl-3-methylimidazolium bromide, 2-6 parts of 1-aminoanthraquinone and 0.02-0.05 part of potassium carbonate into a reaction kettle, carrying out heat preservation and reflux reaction for 90-180min, then reducing the pressure to 0.06-0.09MPa, evaporating the solvent and the reactant to dryness, washing, and drying at 80-100 ℃ for 30-60min to obtain the modified hemp fiber powder.
The hemp fiber is ground into powder by adopting high-energy nano impact, and the sieve is a sieve with 300-400 meshes.
The adhesive is aqueous polyurethane emulsion with solid content of 5-20%.
The base cloth is white plain-woven dacron, the warp density is 100-78 pieces/10 cm, the weft density is 68-78 pieces/10 cm, and the weft density is 90-105g/m 2.
The thickness of the coating is 0.15-0.25 mm.
The polyethylene glycol is polyethylene glycol 200 or polyethylene glycol 400.
According to the preparation method of the ultraviolet-proof shirt fabric, the cross section of China hemp fiber molecules is mostly irregular polygon, the molecular structure is polygonal, loose and contains spiral lines, so that the fabric has the functions of remarkably eliminating and dispersing light waves and has better ultraviolet-absorbing capacity; according to the utility model, natural fiber powder is used for modification, and functional groups such as diethyl malonate, methylimidazole bromide, anthraquinone and the like are grafted on molecules, so that an ultraviolet absorbent with better ultraviolet absorption capacity is prepared; the waterborne polyurethane is used as an adhesive, the prepared coating has a good ultraviolet-proof effect, and the water-soluble salt is added into the coating material, so that honeycomb-shaped breathable holes can be formed, and the breathable capability of the fabric is not influenced; the natural material is used as the ultraviolet layer material, the prepared ultraviolet-proof shirt fabric has a good ultraviolet-proof function, and the environment-friendly material is also used, so that the purposes of environmental protection and resource reutilization are realized.
Drawings
FIG. 1 shows a schematic view of aIs a Fourier infrared spectrum of the modified hemp fiber powder prepared in example 2;
the existence of a carbon hydrogen telescopic absorption peak near 2889cm < -1 >, an ether bond absorption peak near 863cm < -1 >, a carbonyl absorption peak near 1607cm < -1 > and a hydroxyl telescopic absorption peak near 3418cm < -1 > indicates that the hemp fiber powder participates in the reaction and the surface of the hemp fiber powder is carboxylated; an absorption peak of a benzene ring exists near 1456cm-1, an expansion absorption peak of a carbon-nitrogen single bond exists near 1329cm-1, and an expansion absorption peak of a ketone group exists near 1728cm-1, which indicates that 1-aminoanthraquinone participates in the reaction; an antisymmetric telescopic absorption peak of an ester carbon-oxygen single bond exists near 1179cm-1, which indicates that diethyl aminomalonate participates in the reaction; an absorption peak of a carbon-nitrogen single bond exists near 1138cm < -1 >, which indicates that 1-aminoethyl-3-methylimidazolium bromide participates in the reaction.
FIG. 2Is a reaction mechanism schematic diagram of the step one.
FIG. 3Is a reaction mechanism schematic diagram of the second step.
Detailed Description
The utility model is further illustrated by the following specific examples:
according to the evaluation of the ultraviolet resistance performance of the GB/T18830-. 5 samples of each coated fabric; cutting the sample to 5mm × 5mm to ensure that the sample can fully cover the testing hole of the instrument; the humidity control and the test of the sample were performed under the standard atmospheric conditions. The humidity adjustment and air permeability of the sample are measured according to GB1T5453-97 'determination of air permeability of fabrics', and are carried out under a third-level standard atmosphere, and a second-level standard atmosphere is adopted in arbitration inspection.
Example 1
A preparation method of an anti-ultraviolet shirt fabric comprises the following specific scheme:
treating the base cloth: treating a base fabric and a sodium hydroxide solution containing 0.01% of sodium hydroxide and 0.1% of sodium silicate in a bath ratio of 1:10 at 70 ℃ for 30min, washing with water at 60 ℃, washing with cold water, and ironing with an iron for later use;
preparation of coating slurry: adding 10kg of modified hemp fiber powder, 10kg of polyethylene glycol and 100kg of pure water into a mixing kettle, stirring and mixing uniformly, adding 150kg of adhesive, 0.8kg of lithium chloride, 0.2kg of sodium alginate and 0.1kg of epoxy chloropropane, and stirring and mixing for 60min at the temperature of 40 ℃;
coating: coating the reverse side of the fabric, and drying for 3min at 100 ℃;
soaping: and (3) rinsing for 3 times by using washing powder, drying, and baking for 5s at 140 ℃ to finish the preparation of the ultraviolet-proof shirt fabric.
The preparation method of the modified hemp fiber powder comprises the following steps:
the method comprises the following steps: grinding 40kg of hemp fiber into powder, sieving, adding into 100kg of sodium hydroxide solution with the mass percentage concentration of 15%, controlling the temperature at 40 ℃, stirring and reacting for 60min, washing to be neutral, dispersing into 100kg of pure water, adding 2.3kg of sodium periodate, controlling the temperature at 40 ℃, stirring and reacting for 30min, filtering and washing;
step two: dispersing the product obtained in the first step into 80kg of butanol, heating to 60 ℃ under the protection of nitrogen, adding 1.6kg of diethyl aminomalonate, 0.02kg of 1-aminoethyl-3-methylimidazolium bromide, 2kg of 1-aminoanthraquinone and 0.02kg of potassium carbonate into a reaction kettle, carrying out heat preservation and reflux reaction for 90min, then reducing the pressure to 0.06MPa, evaporating the solvent and the reactant to dryness, washing, and drying at 80 ℃ for 30min to obtain the modified hemp fiber powder.
The hemp fiber is made into powder by adopting high-energy nano impact grinding, and the sieve is a 300-mesh sieve.
The adhesive is aqueous polyurethane emulsion with solid content of 5%.
The base cloth is white plain-woven polyester fabric, the warp density is 100 pieces/10 cm, the weft density is 68 pieces/10 cm, and the weft density is 90g/m 2.
The thickness of the coating is 0.15 mm.
The polyethylene glycol is polyethylene glycol 200.
Example 2
A preparation method of an anti-ultraviolet shirt fabric comprises the following specific scheme:
treating the base cloth: treating the base cloth and sodium hydroxide containing 0.05 percent of sodium hydroxide and 0.5 percent of sodium silicate solution by mass ratio of 1:40 at 90 ℃ for 40min, washing with water at 80 ℃, washing with cold water, and ironing by using an iron for standby;
preparation of coating slurry: adding 15kg of modified hemp fiber powder, 20kg of polyethylene glycol and 170kg of pure water into a mixing kettle, stirring and mixing uniformly, adding 160kg of adhesive, 2.0kg of lithium chloride, 0.8kg of sodium alginate and 0.5kg of epoxy chloropropane, and stirring and mixing for 120min at the temperature of 60 ℃;
coating: coating the reverse surface of the fabric, and drying for 6min at 130 ℃;
soaping: and (3) rinsing for 3 times by using washing powder, drying, and baking for 10s at 150 ℃ to finish the preparation of the ultraviolet-proof shirt fabric.
The preparation method of the modified hemp fiber powder comprises the following steps:
the method comprises the following steps: grinding 50kg of hemp fiber into powder, sieving, adding into 150kg of 25% sodium hydroxide solution, controlling the temperature at 60 ℃, stirring for reaction for 120min, washing to be neutral, dispersing into 120kg of pure water, adding 3.6kg of sodium periodate, controlling the temperature at 60 ℃, stirring for reaction for 90min, filtering and washing;
step two: dispersing the product obtained in the first step into 100kg of butanol, heating to 90 ℃ under the protection of nitrogen, adding 2.8kg of diethyl aminomalonate, 0.08kg of 1-aminoethyl-3-methylimidazolium bromide, 6kg of 1-aminoanthraquinone and 0.05kg of potassium carbonate into a reaction kettle, carrying out heat preservation and reflux reaction for 180min, then reducing the pressure to 0.09MPa, evaporating the solvent and the reactant, washing, and drying at 100 ℃ for 60min to obtain the modified hemp fiber powder.
The hemp fiber is made into powder by adopting high-energy nano impact grinding, and the sieve is a 400-mesh sieve.
The adhesive is aqueous polyurethane emulsion with solid content of 20%.
The base cloth is white plain-woven polyester fabric, the warp density is 120 pieces/10 cm, the weft density is 78 pieces/10 cm, and 105g/m 2.
The thickness of the coating is 0.18 mm.
The polyethylene glycol is polyethylene glycol 400, and the polyethylene glycol,
the fabric prepared in the above example has the ultraviolet resistance and air permeability, and the statistical results are as follows.
Number of UPF value Permeability R (mm/s)
Example 1 72.6 2.55
Example 2 75.1 3.14
Comparative example 1
A preparation method of an anti-ultraviolet shirt fabric comprises the following specific scheme:
treating the base cloth: treating the base cloth and a sodium hydroxide solution containing 0.01 percent by mass of sodium hydroxide and 0.1 percent by mass of sodium silicate solution according to a bath ratio of 1:10 at 70 ℃ for 30min, washing with water at 60 ℃, washing with cold water, and ironing by using an iron for standby application;
preparation of coating slurry: adding 10kg of hemp fiber powder, 10kg of polyethylene glycol and 100kg of pure water into a mixing kettle, stirring and mixing uniformly, adding 150kg of adhesive, 0.8kg of lithium chloride, 0.2kg of sodium alginate and 0.1kg of epoxy chloropropane, and stirring and mixing for 60min at the temperature of 40 ℃;
coating: coating the reverse side of the fabric, and drying for 3min at 100 ℃;
soaping: and (3) rinsing for 3 times by using washing powder, drying, and baking for 5s at 140 ℃ to finish the preparation of the ultraviolet-proof shirt fabric.
The hemp fiber is made into powder by adopting high-energy nano impact grinding, and the sieve is a 300-mesh sieve.
The adhesive is aqueous polyurethane emulsion with solid content of 5%.
The base cloth is white plain-woven polyester fabric, the warp density is 100 pieces/10 cm, the weft density is 68 pieces/10 cm, and the weft density is 90g/m 2.
The thickness of the coating is 0.15 mm.
The polyethylene glycol is polyethylene glycol 200.
Comparative example 2
A preparation method of an anti-ultraviolet shirt fabric comprises the following specific scheme:
treating the base cloth: treating the base cloth and a sodium hydroxide solution containing 0.01 percent by mass of sodium hydroxide and 0.1 percent by mass of sodium silicate solution according to a bath ratio of 1:10 at 70 ℃ for 30min, washing with water at 60 ℃, washing with cold water, and ironing by using an iron for standby application;
preparation of coating slurry: adding 10kg of polyethylene glycol and 100kg of pure water into a mixing kettle, stirring and mixing uniformly, adding 150kg of adhesive, 0.8kg of lithium chloride, 0.2kg of sodium alginate and 0.1kg of epoxy chloropropane, and stirring and mixing for 60min at the temperature of 40 ℃;
coating: coating the reverse side of the fabric, and drying for 3min at 100 ℃;
soaping: and (3) rinsing for 3 times by using washing powder, drying, and baking for 5s at 140 ℃ to finish the preparation of the ultraviolet-proof shirt fabric.
The adhesive is aqueous polyurethane emulsion with solid content of 5%.
The base cloth is white plain-woven polyester fabric, the warp density is 100 pieces/10 cm, the weft density is 68 pieces/10 cm, and the weft density is 90g/m 2.
The thickness of the coating is 0.15 mm.
The polyethylene glycol is polyethylene glycol 200.
Comparative example 3
The preparation method of the modified hemp fiber powder comprises the following steps:
the preparation method comprises the steps of dispersing hemp fiber powder into 80kg of butanol, heating to 60 ℃ under the protection of nitrogen, adding 1.6kg of diethyl aminomalonate, 0.02kg of 1-aminoethyl-3-methylimidazolium bromide, 2kg of 1-aminoanthraquinone and 0.02kg of potassium carbonate into a reaction kettle, carrying out heat preservation reflux reaction for 90min, then reducing the pressure to 0.06MPa, evaporating the solvent and the reactant, washing, and drying at 80 ℃ for 30min to obtain the modified hemp fiber powder.
Other reaction conditions were the same as in example 1.
Comparative example 4
The preparation method of the modified hemp fiber powder comprises the following steps:
the method comprises the following steps: grinding 40kg of hemp fiber into powder, sieving, adding into 100kg of 15% sodium hydroxide solution, controlling the temperature at 40 ℃, stirring for reaction for 60min, washing to be neutral, dispersing into 100kg of pure water, adding 2.3kg of sodium periodate, controlling the temperature at 40 ℃, stirring for reaction for 30min, filtering and washing;
step two: dispersing the product obtained in the first step into 80kg of butanol, heating to 60 ℃ under the protection of nitrogen, adding 1.6kg of diethyl aminomalonate, 2kg of 1-aminoanthraquinone and 0.02kg of potassium carbonate into a reaction kettle, carrying out heat preservation and reflux reaction for 90min, then reducing the pressure to 0.06MPa, evaporating the solvent and the reactant to dryness, washing, and drying at 80 ℃ for 30min to obtain the modified hemp fiber powder.
Other reaction conditions were the same as in example 1.
Comparative example 5
The preparation method of the modified hemp fiber powder comprises the following steps:
the method comprises the following steps: grinding 40kg of hemp fiber into powder, sieving, adding into 100kg of sodium hydroxide solution with the mass percentage concentration of 15%, controlling the temperature at 40 ℃, stirring and reacting for 60min, washing to be neutral, dispersing into 100kg of pure water, adding 2.3kg of sodium periodate, controlling the temperature at 40 ℃, stirring and reacting for 30min, filtering and washing;
step two: dispersing the product obtained in the first step into 80kg of butanol, heating to 60 ℃ under the protection of nitrogen, adding 1.6kg of diethyl aminomalonate, 0.02kg of 1-aminoethyl-3-methylimidazolium bromide and 0.02kg of potassium carbonate into a reaction kettle, carrying out heat preservation and reflux reaction for 90min, then reducing the pressure to 0.06MPa, evaporating the solvent and the reactant, washing, and drying at 80 ℃ for 30min to obtain the modified hemp fiber powder.
Numbering UPF value Air permeability R (mm/s)
Comparative example 1 41.7 2.37
Comparative example 2 34.2 2.29
Comparative example 3 60.5 2.42
Comparative example 4 66.8 2.41
Comparative example 5 64.4 2.41

Claims (6)

1. A preparation method of an anti-ultraviolet shirt fabric comprises the following specific scheme:
treating the base cloth: treating the base cloth and a solution containing 0.01-0.05% of sodium hydroxide and 0.1-0.5% of sodium silicate in parts by weight at a bath ratio of 1:10-40 at 70-90 ℃ for 30-40min, washing with water at 60-80 ℃, washing with cold water, and ironing with an iron for later use;
preparation of coating slurry: adding 10-15 parts of modified hemp fiber powder, 10-20 parts of polyethylene glycol and 170 parts of pure water into a mixing kettle, uniformly stirring and mixing, adding 150 parts of 160 parts of adhesive, 0.8-2.0 parts of lithium chloride, 0.2-0.8 part of sodium alginate and 0.1-0.5 part of epoxy chloropropane, and stirring and mixing for 60-120min at the temperature of 40-60 ℃;
coating: coating the reverse side of the fabric at the temperature of 100 ℃ and 130 ℃ and drying for 3-6 min;
soaping: rinsing for 3 times after washing by using washing powder, then drying, and baking for 5-10s at the temperature of 140-;
the preparation method of the modified hemp fiber powder comprises the following steps:
the method comprises the following steps: grinding 40-50 parts of hemp fiber into powder according to the mass part, sieving, adding the powder into 100-150 parts of 15-25% sodium hydroxide solution by mass part, controlling the temperature to be 40-60 ℃, stirring for reaction for 60-120min, washing to be neutral, dispersing the powder into 100-120 parts of pure water, adding 2.3-3.6 parts of sodium periodate, controlling the temperature to be 40-60 ℃, stirring for reaction for 30-90min, filtering and washing;
step two: dispersing the product obtained in the first step into 80-100 parts of butanol, heating to 60-90 ℃ under the protection of nitrogen, adding 1.6-2.8 parts of diethyl aminomalonate, 0.02-0.08 part of 1-aminoethyl-3-methylimidazolium bromide, 2-6 parts of 1-aminoanthraquinone and 0.02-0.05 part of potassium carbonate into a reaction kettle, carrying out heat preservation reflux reaction for 90-180min, then reducing the pressure to 0.06-0.09MPa, evaporating the solvent and the reactant to dryness, washing, and drying at 80-100 ℃ for 30-60min to obtain the modified hemp fiber powder.
2. The method for preparing an ultraviolet-proof shirt fabric according to claim 1, wherein the method comprises the following steps: the hemp fiber is ground into powder by adopting high-energy nano impact, and the sieve is a sieve with 300-400 meshes.
3. The method for preparing an ultraviolet-proof shirt fabric according to claim 1, characterized in that: the adhesive is aqueous polyurethane emulsion with solid content of 5-20%.
4. The method for preparing an ultraviolet-proof shirt fabric according to claim 1, characterized in that: the base cloth is white plain polyester fabric with the warp density of 100-78 yarns/10 cm and the weft density of 90-105g/m and 120 yarns/10 cm2。
5. The method for preparing an ultraviolet-proof shirt fabric according to claim 1, characterized in that: the thickness of the coating is 0.15-0.25 mm.
6. The method for preparing an ultraviolet-proof shirt fabric according to claim 1, wherein the method comprises the following steps: the polyethylene glycol is polyethylene glycol 200 or polyethylene glycol 400.
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