CN106087404B - A kind of method that polyphenol modification prepares superhydrophobic fabric - Google Patents
A kind of method that polyphenol modification prepares superhydrophobic fabric Download PDFInfo
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- CN106087404B CN106087404B CN201610390220.9A CN201610390220A CN106087404B CN 106087404 B CN106087404 B CN 106087404B CN 201610390220 A CN201610390220 A CN 201610390220A CN 106087404 B CN106087404 B CN 106087404B
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/152—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen having a hydroxy group bound to a carbon atom of a six-membered aromatic ring
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/83—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with metals; with metal-generating compounds, e.g. metal carbonyls; Reduction of metal compounds on textiles
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/244—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus
- D06M13/248—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus with compounds containing sulfur
- D06M13/252—Mercaptans, thiophenols, sulfides or polysulfides, e.g. mercapto acetic acid; Sulfonium compounds
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- Textile Engineering (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The present invention discloses a kind of method that polyphenol modification prepares superhydrophobic fabric, belongs to textile technology field.This method uses and fabric is immersed in iron chloride and polyphenol compound solution successively, obtain the fabric of surface metal polyphenol film layer modification, then the fabric that surface metal polyphenol film layer is modified is impregnated in the ethanol and water mixed liquid containing low-surface energy substance, after reaction 6~24 hours, washed successively with deionized water and absolute ethyl alcohol, at 40 DEG C, vacuum drying fabric 5~10 hours, the superhydrophobic fabric of phenol modification is obtained.The superhydrophobic fabric has the hydrophobicity of good resistance to degree of soaping and high-efficient and lasting, and after 20 washings, static contact angle can still be more than 150 DEG C, fabric variety variation, be widely used, and preparation technology is simple, and green, cost is low, is adapted to large-scale production.
Description
Technical field
The present invention relates to a kind of method that polyphenol modification prepares superhydrophobic fabric, belong to textile technology field.
Background technology
The water repellent and hydrophobic finishing of fabric are to the function of lifting textile and the automatically cleaning for improving fabric, anti-pollution and suppression
Bacteria breed processed etc. all has very important effect, in recent years, received to textile surface constructing super-drainage surface
Very big concern.Preparing the common method of super-hydrophobic textile is, constructs suitable roughness in textile surface first, then
Surface-hydrophobicized modification is carried out to the textile surface with coarse structure.At present, the coarse knot of micro-nano is constructed in textile surface
The method of structure mainly has：Sol-gel process, hydro-thermal method, layer assembly method, polymer modification method, vapour deposition process, nano-particle
Load method etc..
It is low that meeting that above-mentioned method of modifying has destroys fabric structure, complex operation, severe reaction conditions, reaction efficiency,
It significantly limit the practical application of super hydrophobic surface.Finishing agent for superhydrophobic fabric is mostly fluorine compounds or silanization
Compound is, it is necessary to add nano particle increase surface roughness.Fluorine compounds have toxicity, are not suitable for the pro-skin class materials such as textile
Material；Silane compound lattice are expensive；The use of nano particle easily causes coating shedding.Explore green, new and effective system
The method of standby superhydrophobic fabric, has great importance for the application for extending superhydrophobic fabric.
In recent years, bionic surface modification technology is applied to the functionalization on the surface of material as a kind of very important method
Processing.For example, imitative mussel adhesion property has been successfully applied to build the processing of superhydrophobic fabric, Chinese patent
CN104988737A disclose it is a kind of fabrics of polyester is immersed in different cushioning liquid successively, dopamine polymerization produce
Nanoparticle deposition to the fiber surface for being stained with poly-dopamine, finally surpassed using low-surface-energy modifier treatment fiber
The method of hydrophobic textile product, Chinese patent CN104562709A is disclosed deposits poly-dopamine film on common fabric surface, so
Afterwards using it to the sequestering of nano-particle, in its surface deposited oxide Argent grain, finally using low-surface energy substance to fabric
Carry out silicic acid anhydride and obtain the method for durable superhydrophobic fabric.Above two method is utilized respectively dopamine biomimetic modification
Feature, the superhydrophobic fabric of durability is prepared for, but selected dopamine cost is high, and also dopamine is in fabric face
The deposition polymerization time is grown, and available dopamine analog is limited in scope, and limits its application.
Recently, Caruso etc. develops a kind of simple, quick, safe, cheap coating material, this coating by a step from
Assembling iron (III) and natural polyphenol class compound are formed, and polyphenol compound is widely present in plant, containing abundant in polyphenol
Pyrogallol, can be acted on by hydrogen bond, hydrophobic bond or covalent bond and various base materials, can be attached in nearly all substrate surface
, form stable clad (Science 2013,341,154).Contain abundant catechu in polyphenol-metal carbonyl coat simultaneously
Phenolic group group, under physiological environment, these groups are easily oxidized into quinoid structure, so as to containing mercaptan (SH), amino
(NH2) or the organic molecule of imino group (NH) Michael's addition or schiff base reaction occurs, so as to effectively by functional molecular
It is chemically bonded to material surface.Polyphenol method of modifying is simple to operate, and economical and efficient is green, successfully should at present
For research fields such as biomaterial, water-oil separating, the energy.
Nevertheless, in disclosed Research Literature and patent, yet there are no real in fabric face using such a method
Now to the bonding of low-surface energy substance, therefore utilize the fast reaction of metal-polyphenol layer, strong adhesion and secondary response activity
Advantage, realize under temperate condition, durability superhydrophobic fabric is efficiently quickly prepared, industrially has a wide range of applications
Prospect.
The content of the invention
Problem be present for above-mentioned, it is an object of the invention to overcome drawbacks described above, establish a kind of be modified based on polyphenol and make
The method of standby superhydrophobic fabric, this method reaction condition is gentle, and rapid reaction, material therefor is economical and easily available, and experimentation is simple
Environmental protection, the super-hydrophobic textile of preparation have good persistence.
To meet that the technical solution of the object of the invention is：A kind of method that polyphenol modification prepares superhydrophobic fabric, institute
Preparation method is stated to carry out according to the following steps：
A. clean fabric is impregnated in FeCl3.6H2O is more molten than being formed for 0.0008~0.004 with deionized water quality
In liquid, the mass ratio of clean fabric and deionized water is 1:50, under the conditions of 25~40 DEG C, stirring reaction 0.01~0.1 is small
When, mixing speed is 100~300r/min, then into solution add with deionized water quality than for 0.0032~0.016 it is more
Phenolic compound, continue at 25~40 DEG C, stirring reaction 0.05-1 hours, then will be above-mentioned with 0.1mol/L NaOH solution
Mixed solution regulation is 8.0-9.5 to pH value, under the conditions of 25~40 DEG C, the mixed solution after regulation is stirred 1 hour, stirring
Speed is 100~300r/min, takes out reacted fabric, successively with deionized water and absolute ethyl alcohol laundering of textile fabrics 3 times, through wind
The dry surface modification that obtains has the fabric of polyphenol-iron film layer；
B. the fabric that the surface modification obtained after step A is handled has polyphenol-iron film layer is immersed in containing low-surface-energy
The concentration of material is in 1.0mg/mL-4.0mg/mL ethanol and water mixed solution, and wherein the volume ratio of second alcohol and water is 7:3,
Polyphenol-fabric of iron film layer modification and the quality of mixed solution and volume ratio are 1:50, the wherein volume ratio of second alcohol and water is 7:
3, it is 8~10 that the regulation of above-mentioned mixed solution is arrived into pH value with triethylamine, under the conditions of 25~40 DEG C, stirring reaction 6~24 hours,
Mixing speed is 100~300r/min, takes out reacted fabric, successively with deionized water and absolute ethyl alcohol laundering of textile fabrics 3 times,
At 40 DEG C, vacuum drying fabric 5~10 hours, the superhydrophobic fabric of polyphenol modification is obtained.
The fabric is one kind in cotton or ramie or silk or terylene or polyamide fibre or acrylic fibers.
The polyphenol compound is one kind in tannic acid or Tea Polyphenols or vine polyphenol or gallic acid.
The low-surface energy substance is for n-dodecyl mercaptan or n-hexadecyl mercaptan or n-octadecane base mercaptan or just
One kind in lauryl amine or octadecyl amine.
As a result of above technical scheme, the present invention has advantages below：
The inventive method is based on covalent layer-by-layer self assembly principle, by the quick formation of metal-polyphenol film layer, adhesion and sinks
Product forms the coarse structure needed for super hydrophobic surface in fiber surface, while the catechol group in metal-polyphenol film layer is in alkali
Property under the conditions of form substantial amounts of adjacent diquinone group, with long chain alkane mercaptan or amine compound mikey can occur for the adjacent diquinone group
Your addition or schiff base reaction and low-surface energy substance is firmly incorporated in material surface, be modified persistence so as to obtain polyphenol
Superhydrophobic fabric.Metal-polyphenol is deposited on fabric face by the inventive method with impregnation method, and the depositional mode is quick, price
Cheaply, the production efficiency of superhydrophobic fabric can be greatly improved.The biomimetic modification layer has excellent anti-deformation nature, steady
It is qualitative can, reactivity and biocompatibility, can be directly with long chain amino or mercaptan compound reaction and by low-surface-energy
Compound is covalently fixed on fabric face, without adding extra adhesive or coupling agent.Polyphenol chemical combination used in the inventive method
Thing and iron chloride wide material sources, polyphenol combines superhydrophobic fabric quick and being firmly prepared in fabric face to be had well
Resistance to degree of soaping, after 20 washings, static contact angle can still be more than 150 DEG C, the species of textile material not limited, to fabric
Self structure will not destroy, product diversification, be widely used, and preparation technology is simple, environment is not polluted, cost
It is low, it is adapted to large-scale production.
Embodiment
Below in conjunction with specific embodiment, the present invention will be further described.A kind of polyphenol modification prepares superhydrophobic fabric
Method, the preparation method are carried out according to the following steps：
A. clean fabric is impregnated in FeCl3.6H2O is more molten than being formed for 0.0008~0.004 with deionized water quality
In liquid, the mass ratio of clean fabric and deionized water is 1:50, under the conditions of 25~40 DEG C, stirring reaction 0.01~0.1 is small
When, mixing speed is 100~300r/min, then into solution add with deionized water quality than for 0.0032~0.016 it is more
Phenolic compound, continue at 25~40 DEG C, stirring reaction 0.05-1 hours, then will be above-mentioned with 0.1mol/L NaOH solution
Mixed solution regulation is 8.0-9.5 to pH value, under the conditions of 25~40 DEG C, the mixed solution after regulation is stirred 1 hour, stirring
Speed is 100~300r/min, takes out reacted fabric, successively with deionized water and absolute ethyl alcohol laundering of textile fabrics 3 times, through wind
The dry surface modification that obtains has the fabric of polyphenol-iron film layer, and the fabric is cotton or ramie or silk or terylene or polyamide fibre or acrylic fibers
In one kind, the polyphenol compound is one kind in tannic acid or Tea Polyphenols or vine polyphenol or gallic acid.
B. the fabric that the surface modification obtained after step A is handled has polyphenol-iron film layer is immersed in containing low-surface-energy
The concentration of material is in 1.0mg/mL-4.0mg/mL ethanol and water mixed solution, and wherein the volume ratio of second alcohol and water is 7:3,
Polyphenol-fabric of iron film layer modification and the quality of mixed solution and volume ratio are 1:50, above-mentioned mixed solution is adjusted with triethylamine
It is 8~10 to save pH value, and under the conditions of 25~40 DEG C, stirring reaction 6~24 hours, mixing speed is 100~300r/min, is taken
Go out reacted fabric, successively with deionized water and absolute ethyl alcohol laundering of textile fabrics 3 times, at 40 DEG C, be dried in vacuo fabric 5~10
Hour, obtain the superhydrophobic fabric of polyphenol modification.The low-surface energy substance is n-dodecyl mercaptan or n-hexadecyl sulphur
One kind in alcohol or n-octadecane base mercaptan or n-dodecylamine or octadecyl amine, these low-surface energy substances and polyphenol compound
Easily it can be bought by market, and polyphenolic substance is widely present in plant, wide material sources.The present invention is by simple
Infusion process in the basic conditions, metal-polyphenol film can be rapidly deposited on fiber surface form super hydrophobic surface needed for
Coarse structure, in dipping process, acted between iron and polyphenol by covalent layer-by-layer self assembly, in the formation gold of fabric face successively
Category-polyphenol film, so as to add the roughness of fabric face, and the film forming procedure time is short, is firmly combined with, super-hydrophobic to build
Roughness needed for fabric provides the foundation；The neck benzenetriol in metal-polyphenol film layer or catechol group are in alkaline bar simultaneously
Substantial amounts of adjacent diquinone group is formed under part, the adjacent diquinone group can occur Michael with long chain alkane mercaptan or amine compound and add
Into or schiff base reaction and low-surface energy substance is firmly incorporated in fabric face, so as to obtain polyphenol be modified persistence it is super thin
Water fabric.The biomimetic modification layer, there is excellent anti-deformation nature, stability, fast reaction activity and biocompatibility,
Extra adhesive or coupling agent need not be added, reaction condition is gentle, and agents useful for same is few, is a kind of green, new and effective
The method for preparing superhydrophobic fabric.
Specific embodiment
Embodiment 1
The 1g baftas cleaned are immersed in 50g deionized water, add 0.04g FeCl3.6H2O, in 20 DEG C of conditions
Under, after 100r/min mixing speed stirring reaction 0.01 hour, 0.16g tannic acid is added, continues at 25 DEG C, stirs
Reaction 0.05 hour is mixed, is then 8.0 by mixed solution regulation to pH value with 0.1mol/L NaOH solution, obtained mixed liquor
At 25 DEG C, after continuing stirring 1 hour with 300r/min mixing speed, fabric is taken out, successively with deionized water and anhydrous second
Alcohol laundering of textile fabrics 3 times, the bafta of surface tannic acid-iron film layer modification is obtained through air-drying；1g surface modifications there is into tannic acid-iron
The bafta of film layer is immersed in the mixed solution of the 50mL second alcohol and waters containing 50mg n-dodecyl mercaptans, wherein ethanol and
The volume ratio of water is 7:3, it is 8 to adjust mixed solution pH value with triethylamine, anti-with the stirring of 200r/min speed under the conditions of 25 DEG C
Take out after answering 24 hours, successively with fabric is dried in vacuo at deionized water and absolute ethyl alcohol laundering of textile fabrics 3 times, 40 DEG C 5 hours, obtain
The super-hydrophobic cotton fabric being modified to surface polyphenol.
Embodiment 2
The 1g ramie fabrics cleaned are immersed in 50g deionized water, add 0.08g FeCl3.6H2O, in 25 DEG C of bars
Under part, after 200r/min mixing speed stirring reaction 0.02 hour, 0.32g Tea Polyphenols is added, is continued at 25 DEG C,
Stirring reaction 0.08 hour, it is then 8.5 by mixed solution regulation to pH value with 0.1mol/L NaOH solution, obtained mixing
Liquid is at 35 DEG C, after continuing stirring 1 hour with 300r/min mixing speed, fabric is taken out, successively with deionized water and anhydrous
Ethanol laundering of textile fabrics 3 times, the ramie fabric of surface Tea Polyphenols-iron film layer modification is obtained through air-drying；By 1g surface modifications Tea Polyphenols-
The ramie fabric of iron film layer is immersed in the mixed solution of the 50mL second alcohol and waters containing 100mg n-hexadecyl mercaptan, wherein
The volume ratio of second alcohol and water is 7:3, it is 8.5 to adjust mixed solution pH value with triethylamine, at 20 DEG C, is stirred with 200r/min speed
Take out after mixing reaction 24 hours, washed three times with deionized water and absolute ethyl alcohol successively, fabric is dried in vacuo at 40 DEG C 6 hours,
Obtain polyphenol and be modified super-hydrophobic ramie fabric.
Embodiment 3
The 1g silk fabrics cleaned are immersed in 50g deionized water, add 0.08g FeCl3.6H2O, in 25 DEG C of bars
Under part, after 150r/min mixing speed stirring reaction 0.01 hour, 0.32g vine polyphenol is added, is continued at 25 DEG C
Under, stirring reaction 0.1 hour, it is then 8.5 by mixed solution regulation to pH value with 0.1mol/L NaOH solution, what is obtained is mixed
Liquid is closed at 25 DEG C, after continuing stirring 1 hour with 300r/min mixing speed, fabric is taken out, successively with deionized water and nothing
Water-ethanol washing silk fabric 3 times, the silk fabric of surface vine polyphenol-iron film layer modification is obtained through air-drying；1g surfaces are repaiied
The silk fabric for being decorated with vine polyphenol-iron film layer is immersed in the mixing of the 50mL second alcohol and waters containing 50mg n-octadecane base mercaptan
In solution, wherein the volume ratio of second alcohol and water is 7:3, it is 9.0 to adjust mixed solution pH value with triethylamine, at 30 DEG C, with
200r/min speed stirring reaction is taken out after 24 hours, is washed three times with deionized water and absolute ethyl alcohol successively, vacuum at 40 DEG C
Dry fabric 8 hours, obtain polyphenol and be modified super-hydrophobic silk fabric.
Embodiment 4
The 1g dacrons cleaned are immersed in 50g deionized water, add 0.1g FeCl3.6H2O, in 30 DEG C of bars
Under part, after 300r/min mixing speed stirring reaction 0.01 hour, 0.4g gallic acid is added, is continued at 25 DEG C
Under, stirring reaction 0.1 hour, it is then 9 by mixed solution regulation to pH value with 0.1mol/L NaOH solution, obtained mixing
Liquid is at 25 DEG C, after continuing stirring 1 hour with 300r/min mixing speed, fabric is taken out, successively with deionized water and anhydrous
Ethanol washing dacron 3 times, the dacron of surface gallic acid-iron film layer modification is obtained through air-drying；By 1g surface modifications
The dacron for having gallic acid-iron film layer is immersed in the mixing of the 50mL second alcohol and waters containing 150mg n-octadecane base mercaptan
In solution, wherein the volume ratio of second alcohol and water is 7:3, it is 9.0 to adjust mixed solution pH value with triethylamine, at 30 DEG C, with
200r/min speed stirring reaction is taken out after 24 hours, is washed three times with deionized water and absolute ethyl alcohol successively, vacuum at 40 DEG C
Dry fabric 8 hours, obtain polyphenol and be modified super-hydrophobic dacron.
Embodiment 5
The 1g nylon fabrics cleaned are immersed in 50g deionized water, add 0.2g FeCl3.6H2O, in 40 DEG C of bars
Under part, after 300r/min mixing speed stirring reaction 0.01 hour, 0.8g tannic acid is added, is continued at 25 DEG C,
Stirring reaction 0.1 hour, it is then 9 by mixed solution regulation to pH value with 0.1mol/L NaOH solution, obtained mixed liquor
At 25 DEG C, after continuing stirring 1 hour with 300r/min mixing speed, fabric is taken out, successively with deionized water and anhydrous second
Alcohol washing nylon fabric 3 times, the nylon fabric of surface polyphenol-iron film layer modification is obtained through air-drying；1g surface modifications there is into tannin
The nylon fabric of acid-iron film layer is immersed in the mixed solution of the 50mL second alcohol and waters containing 150mg n-dodecylamines, wherein ethanol
Volume ratio with water is 7:3, it is 9.0 to adjust mixed solution pH value with triethylamine, anti-with the stirring of 200r/min speed at 35 DEG C
Take out after answering 24 hours, washed three times with deionized water and absolute ethyl alcohol successively, fabric is dried in vacuo at 40 DEG C 10 hours, obtain
Polyphenol is modified super-hydrophobic nylon fabric.
Embodiment 6
The 1g acrylic fabrics cleaned are immersed in 50g deionized water, add 0.08g FeCl3.6H2O, in 40 DEG C of bars
Under part, after 300r/min mixing speed stirring reaction 0.01 hour, 0.32g tannic acid is added, is continued at 25 DEG C,
Stirring reaction 0.1 hour, it is then 9 by mixed solution regulation to pH value with 0.1mol/L NaOH solution, obtained mixed liquor
At 40 DEG C, after continuing stirring 1 hour with 300r/min mixing speed, fabric is taken out, successively with deionized water and anhydrous second
Alcohol washing acrylic fabric 3 times, the dacron of surface polyphenol-iron film layer modification is obtained through air-drying；1g surface modifications there is into tannin
The acrylic fabric of acid-iron film layer is immersed in the mixed solution of the 50mL second alcohol and waters containing 200mg octadecyl amines, wherein ethanol
Volume ratio with water is 7:3, it is 9.0 to adjust mixed solution pH value with triethylamine, anti-with the stirring of 200r/min speed at 30 DEG C
Take out after answering 24 hours, washed three times with deionized water and absolute ethyl alcohol successively, fabric is dried in vacuo at 40 DEG C 8 hours, obtain
Polyphenol is modified super-hydrophobic acrylic fabric.
Claims (3)
1. a kind of method that polyphenol modification prepares superhydrophobic fabric, it is characterised in that the preparation method is carried out according to the following steps：
A. clean fabric is impregnated in FeCl3.6H2O and deionized water quality than in the solution for 0.0008~0.004 composition,
Clean fabric and the mass ratio of deionized water are 1:50, under the conditions of 25~40 DEG C, stirring reaction 0.01~0.1 hour, stir
It is 100~300r/min to mix speed, then is added into solution with deionized water quality than the Polyphenols for 0.0032~0.016
Compound, continue at 25~40 DEG C, stirring reaction 0.05-1 hours, it is then with 0.1mol/L NaOH solution that above-mentioned mixing is molten
Liquid regulation is 8.0-9.5 to pH value, under the conditions of 25~40 DEG C, the mixed solution after regulation is stirred 1 hour, mixing speed is
100~300r/min, reacted fabric is taken out, successively with deionized water and absolute ethyl alcohol laundering of textile fabrics 3 times, obtained through air-drying
Surface modification has the fabric of polyphenol-iron film layer；
B. the fabric that the surface modification obtained after step A is handled has polyphenol-iron film layer is immersed in containing low-surface energy substance
Concentration be 1.0mg/mL-4.0mg/mL ethanol and water mixed solution in, wherein the volume ratio of second alcohol and water be 7:3, it is more
Phenol-fabric of iron film layer modification and the quality of mixed solution and volume ratio are 1:50, above-mentioned mixed solution is adjusted with triethylamine
It is 8~10 to pH value, under the conditions of 25~40 DEG C, stirring reaction 6~24 hours, mixing speed is 100~300r/min, is taken out
Reacted fabric, successively with deionized water and absolute ethyl alcohol laundering of textile fabrics 3 times, under the conditions of 40 DEG C, vacuum drying fabric 5~
10 hours, obtain the superhydrophobic fabric of polyphenol modification；
The low-surface energy substance is n-dodecyl mercaptan or n-hexadecyl mercaptan or n-octadecane base mercaptan or positive 12
One kind in amine or octadecyl amine.
2. the method that a kind of polyphenol modification according to claim 1 prepares superhydrophobic fabric, it is characterised in that：The fabric
For one kind in cotton or ramie or silk or polyamide fibre or acrylic fibers.
3. the method that a kind of polyphenol modification according to claim 1 prepares superhydrophobic fabric, it is characterised in that：The polyphenol
Class compound is one kind in Tea Polyphenols or vine polyphenol or gallic acid.
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Effective date of registration: 20190520 Address after: 523000 No. 198, No. 4 Brick Kiln Road, Wentang Brick Kiln Industrial Zone, Dongcheng District, Dongguan City, Guangdong Province Patentee after: Dongguan Yimao Filter Media, Ltd. Address before: 430200 1 Sunshine Avenue, Jiangxia District, Wuhan, Hubei. Patentee before: Wuhan Textile University |