CN106087404A - A kind of method that superhydrophobic fabric is prepared in polyphenol modification - Google Patents
A kind of method that superhydrophobic fabric is prepared in polyphenol modification Download PDFInfo
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- CN106087404A CN106087404A CN201610390220.9A CN201610390220A CN106087404A CN 106087404 A CN106087404 A CN 106087404A CN 201610390220 A CN201610390220 A CN 201610390220A CN 106087404 A CN106087404 A CN 106087404A
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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 superhydrophobic fabric is prepared in polyphenol modification, belongs to textile technology field.The method uses and is immersed in iron chloride and polyphenol compound solution successively by fabric, obtain the fabric that surface metal polyphenol film layer is modified, subsequently the fabric that surface metal polyphenol film layer is modified be impregnated in the ethanol containing low-surface energy substance and water mixed liquid, after reacting 6～24 hours, use deionized water and absolute ethanol washing successively, at 40 DEG C, vacuum drying fabric 5～10 hours, obtain the modified superhydrophobic fabric of phenol.This superhydrophobic fabric has the hydrophobicity of well resistance to degree of soaping and high-efficient and lasting, and after 20 washings, static contact angle still can be more than 150 DEG C, and fabric variety variation is widely used, and preparation technology is simple, environmental protection, and low cost is suitable for large-scale production.
Description
Technical field
The present invention relates to a kind of method that superhydrophobic fabric is prepared in polyphenol modification, belong to textile technology field.
Background technology
Automatically cleaning that the water repellent of fabric and hydrophobic finishing to the function promoting textile and improve fabric, anti-pollution and press down
The aspects such as bacteria breed processed all have very important effect, in recent years, receive textile surface constructing super-drainage surface
Very big concern.The common method preparing super-hydrophobic textile is, first constructs suitable roughness at textile surface, then
Surface-hydrophobicized modification is carried out to the textile surface with coarse structure.At present, the coarse knot of micro-nano is constructed at 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, operation complexity, severe reaction conditions, reaction efficiency,
Significantly limit the actual application of super hydrophobic surface.Finishing agent for superhydrophobic fabric is mostly fluorine compounds or silanization
Compound, needs to add nano particle and increases 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 environmental protection, new and effective system
The method of standby superhydrophobic fabric, the application for extension superhydrophobic fabric has great importance.
In recent years, bionic surface modification technology is applied to the functionalization on the surface of material as a kind of very important method
Process.For example, imitate mussel adhesion property and be successfully applied to build the process of superhydrophobic fabric, Chinese patent
CN104988737A discloses a kind of being immersed in fabrics of polyester successively in different cushioning liquid, and dopamine polymerization produces
Nanoparticle deposition to the fiber surface being stained with poly-dopamine, finally use low-surface-energy modifier treatment fiber to obtain super
The method of hydrophobic textile product, Chinese patent CN104562709A discloses at the poly-dopamine film of common fabric surface deposition, so
Rear utilize its sequestering to nano particle, at its surface deposited oxide Argent grain, finally utilize low-surface energy substance to fabric
The method carrying out hydrophobization process and obtaining durable superhydrophobic fabric.Above two method is utilized respectively dopamine biomimetic modification
Feature, is prepared for the superhydrophobic fabric of durability, but selected dopamine cost is high, and dopamine is at fabric face
The deposition polymerization time is long, being limited in scope of available dopamine analog, limits its application.
Recently, Caruso etc. develop a kind of simple, quick, safe, cheap coating material, and this coating is by a step certainly
Assembling iron (III) and natural polyphenol compounds forming, polyphenol compound is widely present in plant, contains abundant in polyphenol
Pyrogallol, can be by hydrogen bond, hydrophobic bond or covalent bond and various base material effects, can be attached at nearly all substrate surface
, form stable clad (Science 2013,341,154).Simultaneously containing abundant catechu in polyphenol-metal carbonyl coat
Phenolic group group, under physiological environment, these groups are easily oxidized into quinoid structure, thus with containing mercaptan (SH), amino
(NH2) or the organic molecule of imino group (NH) there is Michael's addition or schiff base reaction, thus effectively by functional molecular
It is chemically bonded to material surface.Polyphenol method of modifying is simple to operate, economical and efficient, environmental protection, successfully should at present
For research fields such as biomaterial, water-oil separating, the energy.
While it is true, in disclosed Research Literature and patent, yet there are no this kind of method of use real at fabric face
The now bonding to low-surface energy substance, hence with the fast reaction of metal-polyphenol layer, strong adhesion and secondary response activity
Advantage, it is achieved under temperate condition, efficiently quickly prepares durability superhydrophobic fabric, industrially has a wide range of applications
Prospect.
Content of the invention
For above-mentioned existing problems, it is an object of the invention to overcome drawbacks described above, set up a kind of based on the modified system of polyphenol
The method of standby superhydrophobic fabric, the method reaction condition is gentle, and reaction is quick, and material therefor is economical and easily available, and experimentation is simple
Environmental protection, the super-hydrophobic textile of preparation has good persistence.
Technical solution for meeting the object of the invention is: a kind of method that superhydrophobic fabric is prepared in polyphenol modification, institute
State preparation method to sequentially include the following steps:
A. clean fabric be impregnated in FeCl3.6H2Molten than for 0.0008～0.004 composition of O and deionized water quality
In liquid, fabric and the mass ratio of deionized water cleaned are 1:50, and under the conditions of 25～40 DEG C, stirring reaction 0.01～0.1 is little
When, mixing speed is 100～300r/min, then add in solution with deionized water quality than for 0.0032～0.016 many
Phenolic compound, continues at 25～40 DEG C, stirring reaction 0.05-1 hour, subsequently by the NaOH solution of 0.1mol/L by above-mentioned
It is 8.0-9.5 that mixed solution is adjusted to pH value, under the conditions of 25～40 DEG C, stirs the mixed solution after regulation 1 hour, stirring
Speed is 100～300r/min, takes out reacted fabric, uses deionized water and absolute ethanol washing fabric 3 times successively, through wind
Do to be modified with the fabric of polyphenol-iron film layer to surface；
B. the fabric that the surface obtaining after processing through step A is modified with polyphenol-iron film layer is immersed in containing low-surface-energy
The concentration of material is that in the ethanol of 1.0mg/mL-4.0mg/mL and water mixed solution, wherein the volume ratio of second alcohol and water is 7:3,
The fabric that polyphenol-iron film layer is modified is 1:50 with quality and the volume ratio of mixed solution, and wherein the volume ratio of second alcohol and water is 7:
3, with triethylamine, above-mentioned mixed solution being adjusted to pH value is 8～10, under the conditions of 25～40 DEG C, and stirring reaction 6～24 hours,
Mixing speed is 100～300r/min, takes out reacted fabric, uses deionized water and absolute ethanol washing fabric 3 times successively,
At 40 DEG C, vacuum drying fabric 5～10 hours, obtain the modified superhydrophobic fabric of polyphenol.
Described fabric is the one in cotton or ramie or silk or terylene or polyamide fibre or acrylic fibers.
Described polyphenol compound is the one in tannic acid or Tea Polyphenols or vine polyphenol or gallic acid.
Described low-surface energy substance is n-dodecyl mercaptan or n-hexadecyl mercaptan or n-octadecane base mercaptan or just
One in lauryl amine or octadecyl amine.
Owing to have employed above technical scheme, the invention have the advantages that
The inventive method, based on covalent layer-by-layer self assembly principle, relies on the quick of metal-polyphenol film layer to be formed, adhere to and sink
Amassing the coarse structure needed for fiber surface constitutes super hydrophobic surface, the catechol group in metal-polyphenol film layer is at alkali simultaneously
Forming substantial amounts of adjacent diquinone group under the conditions of property, this neighbour's diquinone group can be with long chain alkane mercaptan or amine compound generation mikey
Your addition or schiff base reaction and firmly combine low-surface energy substance at material surface, thus obtain the modified persistence of polyphenol
Superhydrophobic fabric.Metal-polyphenol is deposited on fabric face with impregnation method by the inventive method, and this depositional mode is quick, price
Cheaply, the production efficiency of superhydrophobic fabric can be greatly improved.This biomimetic modification layer has excellent anti-deformation nature, steady
Qualitative energy, reactivity and biocompatibility, can directly react with long chain amino or mercaptan compound and by low-surface-energy
Compound covalency is fixed on fabric face, it is not necessary to add extra adhesive or coupling agent.Polyphenol chemical combination used by the inventive method
Thing and iron chloride wide material sources, polyphenol combines superhydrophobic fabric that is quick and that firmly prepare at fabric face to be had well
Resistance to degree of soaping, after 20 washings, static contact angle still can be more than 150 DEG C, not limits the species of textile material, to fabric
Self structure will not destroy, product diversification, be widely used, and preparation technology be simple, does not pollutes environment, cost
Low, it is suitable for large-scale production.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention will be further described.Superhydrophobic fabric is prepared in a kind of polyphenol modification
Method, described preparation method sequentially includes the following steps:
A. clean fabric be impregnated in FeCl3.6H2Molten than for 0.0008～0.004 composition of O and deionized water quality
In liquid, fabric and the mass ratio of deionized water cleaned are 1:50, and under the conditions of 25～40 DEG C, stirring reaction 0.01～0.1 is little
When, mixing speed is 100～300r/min, then add in solution with deionized water quality than for 0.0032～0.016 many
Phenolic compound, continues at 25～40 DEG C, stirring reaction 0.05-1 hour, subsequently by the NaOH solution of 0.1mol/L by above-mentioned
It is 8.0-9.5 that mixed solution is adjusted to pH value, under the conditions of 25～40 DEG C, stirs the mixed solution after regulation 1 hour, stirring
Speed is 100～300r/min, takes out reacted fabric, uses deionized water and absolute ethanol washing fabric 3 times successively, through wind
Dry the fabric being modified with polyphenol-iron film layer to surface, described fabric is cotton or ramie or silk or terylene or polyamide fibre or acrylic fibers
In one, described polyphenol compound is the one in tannic acid or Tea Polyphenols or vine polyphenol or gallic acid.
B. the fabric that the surface obtaining after processing through step A is modified with polyphenol-iron film layer is immersed in containing low-surface-energy
The concentration of material is that in the ethanol of 1.0mg/mL-4.0mg/mL and water mixed solution, wherein the volume ratio of second alcohol and water is 7:3,
The fabric that polyphenol-iron film layer is modified is 1:50 with quality and the volume ratio of mixed solution, is adjusted above-mentioned mixed solution by triethylamine
Joint is 8～10 to pH value, and under the conditions of 25～40 DEG C, stirring reaction 6～24 hours, mixing speed is 100～300r/min, takes
Go out reacted fabric, use deionized water and absolute ethanol washing fabric 3 times successively, at 40 DEG C, be vacuum dried fabric 5～10
Hour, obtain the modified superhydrophobic fabric of polyphenol.Described low-surface energy substance is n-dodecyl mercaptan or n-hexadecyl sulphur
One in alcohol or n-octadecane base mercaptan or n-dodecylamine or octadecyl amine, these low-surface energy substance and polyphenol compound
Can be bought by market easily, and polyphenolic substance is widely present in plant, wide material sources.The present invention is by simply
Infusion process in the basic conditions, metal-polyphenol film can be deposited on rapidly fiber surface and constitute needed for super hydrophobic surface
Coarse structure, in dipping process, passes through covalent layer-by-layer self assembly effect between iron and polyphenol, at fabric face formation gold successively
Genus-polyphenol film, thus add the roughness of fabric face, and the film forming procedure time is short, is firmly combined with, and super-hydrophobic for building
Roughness needed for fabric provides the foundation；Neck benzenetriol in metal-polyphenol film layer or catechol group are at alkalescence bar simultaneously
Forming substantial amounts of adjacent diquinone group under part, this neighbour's diquinone group can occur Michael to add with long chain alkane mercaptan or amine compound
Become or schiff base reaction and firmly combine low-surface energy substance at fabric face, thus it is super thin to obtain the modified persistence of polyphenol
Water fabric.This biomimetic modification layer, has excellent anti-deformation nature, stability, fast reaction activity and biocompatibility,
Without adding extra adhesive or coupling agent, reaction condition is gentle, and agents useful for same is few, is a kind of environmental protection, new and effective
The method preparing superhydrophobic fabric.
Specific embodiment
Embodiment 1
It is immersed in the bafta that 1g cleans in the deionized water of 50g, add the FeCl of 0.04g3.6H2O, 20 DEG C of conditions
Under, after reacting 0.01 hour with the mixing speed stirring of 100r/min, add the tannic acid of 0.16g, continue at 25 DEG C, stir
Mixing reaction 0.05 hour, by the NaOH solution of 0.1mol/L, mixed solution being adjusted to pH value subsequently is 8.0, the mixed liquor obtaining
At 25 DEG C, after continuing stirring 1 hour with the mixing speed of 300r/min, take out fabric, use deionized water and anhydrous second successively
Alcohol laundering of textile fabrics 3 times, obtains, through air-drying, the bafta that surface tannic acid-iron film layer is modified；1g surface is modified with tannic acid-iron
The bafta of film layer is immersed in the mixed solution of the 50mL second alcohol and water containing 50mg n-dodecyl mercaptan, wherein ethanol and
The volume ratio of water is 7:3, is 8 by triethylamine regulation mixed solution pH value, under the conditions of 25 DEG C, anti-with the stirring of 200r/min speed
Take out after answering 24 hours, use deionized water and absolute ethanol washing fabric 3 times successively, at 40 DEG C, be vacuum dried fabric 5 hours,
To the modified super-hydrophobic cotton fabric of surface polyphenol.
Embodiment 2
It is immersed in the ramie fabric that 1g cleans in the deionized water of 50g, add the FeCl of 0.08g3.6H2O, at 25 DEG C of bars
Under part, after reacting 0.02 hour with the mixing speed stirring of 200r/min, add the Tea Polyphenols of 0.32g, continue at 25 DEG C,
Stirring reaction 0.08 hour, by the NaOH solution of 0.1mol/L, mixed solution being adjusted to pH value subsequently is 8.5, the mixing obtaining
Liquid is at 35 DEG C, after continuing stirring 1 hour with the mixing speed of 300r/min, takes out fabric, uses deionized water and anhydrous successively
Ethanol laundering of textile fabrics 3 times, obtains, through air-drying, the ramie fabric that surface Tea Polyphenols-iron film layer is modified；By 1g surface modify Tea Polyphenols-
The ramie fabric of iron film layer is immersed in the mixed solution of the 50mL second alcohol and water containing 100mg n-hexadecyl mercaptan, wherein
The volume ratio of second alcohol and water is 7:3, is 8.5 by triethylamine regulation mixed solution pH value, at 20 DEG C, stirs with 200r/min speed
Take out after mixing reaction 24 hours, use deionized water and absolute ethanol washing three times successively, at 40 DEG C, be vacuum dried fabric 6 hours,
Obtain the modified super-hydrophobic ramie fabric of polyphenol.
Embodiment 3
It is immersed in the silk fabric that 1g cleans in the deionized water of 50g, add the FeCl of 0.08g3.6H2O, at 25 DEG C of bars
Under part, after reacting 0.01 hour with the mixing speed stirring of 150r/min, add the vine polyphenol of 0.32g, continue at 25 DEG C
Under, stirring reaction 0.1 hour, by the NaOH solution of 0.1mol/L, mixed solution being adjusted to pH value subsequently is 8.5, and obtain is mixed
Conjunction liquid is at 25 DEG C, after continuing stirring 1 hour with the mixing speed of 300r/min, takes out fabric, uses deionized water and nothing successively
Water-ethanol washing silk fabric 3 times, obtains, through air-drying, the silk fabric that surface vine polyphenol-iron film layer is modified；1g surface is repaiied
The silk fabric being decorated with vine polyphenol-iron film layer is immersed in the mixing of the 50mL second alcohol and water containing 50mg n-octadecane base mercaptan
In solution, wherein the volume ratio of second alcohol and water is 7:3, is 9.0 by triethylamine regulation mixed solution pH value, at 30 DEG C, with
The stirring reaction of 200r/min speed was taken out after 24 hours, used deionized water and absolute ethanol washing three times, vacuum at 40 DEG C successively
Dry fabric 8 hours, obtains the modified super-hydrophobic silk fabric of polyphenol.
Embodiment 4
It is immersed in the dacron that 1g cleans in the deionized water of 50g, add the FeCl of 0.1g3.6H2O, at 30 DEG C of bars
Under part, after reacting 0.01 hour with the mixing speed stirring of 300r/min, add the gallic acid of 0.4g, continue at 25 DEG C
Under, stirring reaction 0.1 hour, by the NaOH solution of 0.1mol/L, mixed solution being adjusted to pH value subsequently is 9, the mixing obtaining
Liquid is at 25 DEG C, after continuing stirring 1 hour with the mixing speed of 300r/min, takes out fabric, uses deionized water and anhydrous successively
Ethanol washing dacron 3 times, obtains, through air-drying, the dacron that surface gallic acid-iron film layer is modified；1g surface is modified
The dacron having gallic acid-iron film layer is immersed in the mixing of the 50mL second alcohol and water containing 150mg n-octadecane base mercaptan
In solution, wherein the volume ratio of second alcohol and water is 7:3, is 9.0 by triethylamine regulation mixed solution pH value, at 30 DEG C, with
The stirring reaction of 200r/min speed was taken out after 24 hours, used deionized water and absolute ethanol washing three times, vacuum at 40 DEG C successively
Dry fabric 8 hours, obtains the modified super-hydrophobic dacron of polyphenol.
Embodiment 5
It is immersed in the nylon fabric that 1g cleans in the deionized water of 50g, add the FeCl of 0.2g3.6H2O, at 40 DEG C of bars
Under part, after reacting 0.01 hour with the mixing speed stirring of 300r/min, add the tannic acid of 0.8g, continue at 25 DEG C,
Stirring reaction 0.1 hour, by the NaOH solution of 0.1mol/L, mixed solution being adjusted to pH value subsequently is 9, the mixed liquor obtaining
At 25 DEG C, after continuing stirring 1 hour with the mixing speed of 300r/min, take out fabric, use deionized water and anhydrous second successively
Alcohol washing nylon fabric 3 times, obtains, through air-drying, the nylon fabric that surface polyphenol-iron film layer is modified；1g surface is modified with tannin
The nylon fabric of acid-iron film layer is immersed in the mixed solution of the 50mL second alcohol and water containing 150mg n-dodecylamine, wherein ethanol
Volume ratio with water is 7:3, is 9.0 by triethylamine regulation mixed solution pH value, at 35 DEG C, anti-with the stirring of 200r/min speed
Take out after answering 24 hours, use deionized water and absolute ethanol washing three times successively, be vacuum dried fabric 10 hours at 40 DEG C, obtain
The modified super-hydrophobic nylon fabric of polyphenol.
Embodiment 6
It is immersed in the acrylic fabric that 1g cleans in the deionized water of 50g, add the FeCl of 0.08g3.6H2O, at 40 DEG C of bars
Under part, after reacting 0.01 hour with the mixing speed stirring of 300r/min, add the tannic acid of 0.32g, continue at 25 DEG C,
Stirring reaction 0.1 hour, by the NaOH solution of 0.1mol/L, mixed solution being adjusted to pH value subsequently is 9, the mixed liquor obtaining
At 40 DEG C, after continuing stirring 1 hour with the mixing speed of 300r/min, take out fabric, use deionized water and anhydrous second successively
Alcohol washing acrylic fabric 3 times, obtains, through air-drying, the dacron that surface polyphenol-iron film layer is modified；1g surface is modified with tannin
The acrylic fabric of acid-iron film layer is immersed in the mixed solution of the 50mL second alcohol and water containing 200mg octadecyl amine, wherein ethanol
Volume ratio with water is 7:3, is 9.0 by triethylamine regulation mixed solution pH value, at 30 DEG C, anti-with the stirring of 200r/min speed
Take out after answering 24 hours, use deionized water and absolute ethanol washing three times successively, be vacuum dried fabric 8 hours at 40 DEG C, obtain
The modified super-hydrophobic acrylic fabric of polyphenol.
Claims (4)
1. the method that superhydrophobic fabric is prepared in a polyphenol modification, it is characterised in that described preparation method sequentially includes the following steps:
A. clean fabric be impregnated in FeCl3.6H2O and deionized water quality ratio for 0.0008～0.004 composition solution in,
The fabric cleaned is 1:50 with the mass ratio of deionized water, under the conditions of 25～40 DEG C, and stirring reaction 0.01～0.1 hour, stir
Mixing speed is 100～300r/min, then add in solution with deionized water quality than for 0.0032～0.016 Polyphenols
Compound, continues at 25～40 DEG C, stirring reaction 0.05-1 hour, subsequently by the NaOH solution of 0.1mol/L by molten for above-mentioned mixing
It is 8.0-9.5 that liquid is adjusted to pH value, under the conditions of 25～40 DEG C, stirs the mixed solution after regulation 1 hour, and mixing speed is
100～300r/min, takes out reacted fabric, uses deionized water and absolute ethanol washing fabric 3 times successively, obtains through air-drying
Surface is modified with the fabric of polyphenol-iron film layer；
B. the fabric that the surface obtaining after processing through step A is modified with 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 is 7:3, many
The fabric that phenol-iron film layer is modified is 1:50 with quality and the volume ratio of mixed solution, regulates above-mentioned mixed solution with triethylamine
Being 8～10 to pH value, under the conditions of 25～40 DEG C, stirring reaction 6～24 hours, mixing speed is 100～300r/min, takes out
Reacted fabric, uses deionized water and absolute ethanol washing fabric 3 times successively, under the conditions of 40 DEG C, vacuum drying fabric 5～
10 hours, obtain the modified superhydrophobic fabric of polyphenol.
2. the method that superhydrophobic fabric is prepared in a kind of polyphenol modification according to claim 1, it is characterised in that: described fabric
For the one in cotton or ramie or silk or terylene or polyamide fibre or acrylic fibers.
3. the method that superhydrophobic fabric is prepared in a kind of polyphenol modification according to claim 1, it is characterised in that: described polyphenol
Compounds is the one in tannic acid or Tea Polyphenols or vine polyphenol or gallic acid.
4. the method that superhydrophobic fabric is prepared in a kind of polyphenol modification according to claim 1, it is characterised in that: described low table
Face can material be n-dodecyl mercaptan or n-hexadecyl mercaptan or n-octadecane base mercaptan or n-dodecylamine or octadecyl amine
In one.
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