CN111634091A - Unidirectional moisture-conducting textile composite material with Janus structure and preparation method thereof - Google Patents

Unidirectional moisture-conducting textile composite material with Janus structure and preparation method thereof Download PDF

Info

Publication number
CN111634091A
CN111634091A CN202010305047.4A CN202010305047A CN111634091A CN 111634091 A CN111634091 A CN 111634091A CN 202010305047 A CN202010305047 A CN 202010305047A CN 111634091 A CN111634091 A CN 111634091A
Authority
CN
China
Prior art keywords
composite material
textile composite
conducting
inner layer
moisture
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010305047.4A
Other languages
Chinese (zh)
Inventor
辛斌杰
许晋豪
杜宣萱
陈卓明
王纯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai University of Engineering Science
Original Assignee
Shanghai University of Engineering Science
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai University of Engineering Science filed Critical Shanghai University of Engineering Science
Priority to CN202010305047.4A priority Critical patent/CN111634091A/en
Publication of CN111634091A publication Critical patent/CN111634091A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B9/047—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material made of fibres or filaments
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/0007—Electro-spinning
    • D01D5/0015—Electro-spinning characterised by the initial state of the material
    • D01D5/0023—Electro-spinning characterised by the initial state of the material the material being a polymer melt
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/0007—Electro-spinning
    • D01D5/0061—Electro-spinning characterised by the electro-spinning apparatus
    • D01D5/0076—Electro-spinning characterised by the electro-spinning apparatus characterised by the collecting device, e.g. drum, wheel, endless belt, plate or grid
    • D01D5/0084—Coating by electro-spinning, i.e. the electro-spun fibres are not removed from the collecting device but remain integral with it, e.g. coating of prostheses
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/542—Adhesive fibres
    • D04H1/544—Olefin series
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
    • D04H1/728—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by electro-spinning
    • 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
    • D06M10/00—Physical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. ultrasonic, corona discharge, irradiation, electric currents, or magnetic fields; Physical treatment combined with treatment with chemical compounds or elements
    • D06M10/04—Physical treatment combined with treatment with chemical compounds or elements
    • D06M10/08—Organic compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/02—2 layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/20—All layers being fibrous or filamentary
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/06—Vegetal fibres
    • B32B2262/062—Cellulose fibres, e.g. cotton

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)

Abstract

The invention relates to a unidirectional moisture-conducting textile composite material with a Janus structure and a preparation method thereof in the field of textile materials, wherein the unidirectional moisture-conducting composite material is provided with a polypropylene fiber inner layer made of polypropylene fibers and a cotton fabric outer layer made of traditional cotton fabrics, during preparation, the polypropylene fiber inner layer is deposited on the cotton fabric outer layer in a melt electrostatic spinning mode, then the prepared textile composite material is subjected to wetting and hydrophilic treatment, the average pore diameter of the obtained final polypropylene fiber inner layer is 13.82 micrometers, the cotton fabric outer layer is 5.04 micrometers, obvious difference wetting exists between the inner layer and the outer layer, and the unidirectional moisture-conducting coefficient can reach 1103.1%. The defects of poor application performance and unobvious single-direction wet-conducting performance of the existing one-way wet-conducting fabric are overcome.

Description

Unidirectional moisture-conducting textile composite material with Janus structure and preparation method thereof
Technical Field
The invention relates to the field of textile materials, in particular to a unidirectional moisture-conducting textile composite material with a Janus structure and a preparation method thereof.
Background
One of the most troublesome and important problems for improving the comfort of textiles is the one-way moisture-transfer function, which is increasingly paid attention to by people due to the great influence on the comfort of the skin-clothing microenvironment. If sweat is attached to the skin of a human body, the microenvironment keeps a moist state for a long time, so that the discomfort of stuffiness, dampness, coldness and the like is caused to people, and a plurality of skin diseases harmful to the health of the human body are also induced. Generally speaking, the one-way moisture-conducting material has obvious difference in the affinity performance of the inner layer and the outer layer to moisture. The inner layer of the material is mostly hydrophobic, the small part hydrophilic and has larger pore size, while the outer layer of the material maintains the affinity for moisture as much as possible and has smaller pore size structure.
CN105644096.B, CN208136447.U disclose a single sweat-conducting fabric and a preparation method thereof, wherein the inner layer is a polypropylene layer, the outer layer is a sweat-conducting and moisture-conducting layer, and when the fabric is used, the hydrophilic points or hydrophilic channels of the outer layer of the polypropylene layer are directly absorbed by sweat to achieve the purpose of unidirectional moisture-conducting; CN206368252U discloses a one-way moisture-conducting functional fabric which is mainly formed by weaving polypropylene fibers and modified polyester fibers through double sides.
However, in the prior art, the one-way wet-permeable fabric has the defects of poor application performance and unobvious single-permeable performance.
Disclosure of Invention
The invention aims to provide a unidirectional moisture-conducting textile composite material with a Janus structure, which overcomes the defects of poor application performance and unobvious single-direction conducting performance of the conventional unidirectional moisture-conducting fabric.
The purpose of the invention is realized as follows: a one-way moisture-conducting textile composite material with a Janus structure is provided with a polypropylene fiber inner layer made of polypropylene fibers and a cotton fabric outer layer made of traditional cotton fabric, wherein the polypropylene fiber inner layer is deposited on the cotton fabric outer layer in a melting electrostatic spinning mode.
As another aspect of the present invention, a method for preparing a unidirectional moisture-wicking textile composite material having a Janus structure includes a step S1 of depositing an inner layer of polypropylene fibers on an outer layer of cotton fabric by means of melt electrospinning and obtaining a textile composite material, and a step S2 of subjecting the textile composite material obtained in the step S1 to wet hydrophilic treatment.
Further, the above step S1 is performed in the following order:
s11, melt-extruding the polypropylene master batch into strips as a spinning raw material at the temperature of 200 ℃;
s12, feeding the prepared spinning raw material into an injector with a heating device at the speed of 5cm/min, setting the heating temperature to be 330 ℃, applying 35kv of direct current voltage between the needle point of the injector and a collector covered with cotton fabrics, and keeping the distance between the needle point of the injector and the collector and the rotating speed of the collector at 7cm and 45r/min respectively.
Further, the melt index of the polypropylene master batch is 15.
Further, in the above step S1, the ambient temperature is set to 55 ℃.
Further, the above step S2 is performed in the following order:
s21, carrying out plasma treatment on one side of the polypropylene fiber inner layer of the textile composite material obtained in the step S1 by adopting argon-oxygen mixed plasma in a certain proportion;
s22, dissolving dopamine hydrochloride in a Tris-HCl buffer solution to prepare a dopamine alkaline aqueous solution;
s23, soaking the textile composite material subjected to the plasma treatment in the S21 substep in an alkaline aqueous solution of dopamine;
and S24, after soaking, rinsing the textile composite material by using deionized water, and then drying in vacuum to obtain a finished product.
Further, when the substep S21 is performed, the purity of the gas is greater than 99.99%, the processing time and power are respectively controlled at 400S and 100w, and the ratio of oxygen to argon is controlled at 2: 18.
further, when the substep S22 was performed, the concentration of the Tris-HCl buffer solution was 1.2g/l, the pH was 8.5, and the concentration of the dopamine solution was 2 g/l.
Further, when the substep of S23 was carried out, the soaking time was 30min and the temperature condition was 36 ℃.
Further, in the sub-step of S24, the drying temperature is set to 60 ℃.
The invention has the beneficial effects that:
1. forming a polypropylene fiber layer on the surface of the cotton fabric by using a melt electrostatic spinning technology, wherein the pore diameter and the fiber size of the polypropylene fiber layer can be regulated and controlled by regulating spinning parameters;
2. the prepared double-layer textile composite material is put into dopamine aqueous solution for wetting/hydrophilic modification, wherein the polypropylene fiber layer has certain wetting performance, and meanwhile, the hydrophilic performance of the cotton fabric is greatly improved, so that the conduction of water in the textile composite material is accelerated;
3. the textile composite material with the Janus structure provided by the invention has excellent one-way moisture-conducting performance, wherein the one-way moisture-conducting coefficient can reach 1103.1%.
Drawings
FIG. 1 is a schematic cross-sectional electron microscope of a textile composite material, wherein an upper layer is a polypropylene fiber layer, and a lower layer is a cotton fabric layer;
FIG. 2 is the pore size distribution of the textile composite material, wherein (1) is the pore size distribution of cotton fabric, and (2) is the pore size distribution of polypropylene fiber layer;
FIG. 3 is a schematic diagram of polypropylene fiber treated by plasma and a schematic diagram of dopamine graft polymerization on the surface of the fiber;
FIG. 4 is a graph showing the cumulative unidirectional moisture wicking ability of a fabric tested by using the liquid moisture management characteristics of AATCC-TM195-201K fabric for quantitative comparison, wherein (a) - (d) are composite textile materials corresponding to spinning time of 0.5h,1.5h,2.5h and 3.5h in sequence;
fig. 5 is a diagram showing the one-way moisture-conducting performance of the textile composite material.
Detailed Description
The invention will be further described with reference to the accompanying figures 1-5 and the specific embodiments.
The used material is that the gram weight of the cotton fabric is 168g/m2, and the thickness is 0.2 mm; polypropylene (PP, melt index 15) was purchased from yoso chemical technology ltd; dopamine hydrochloride and tris were purchased from alatin chemical. All chemical reagents were analytically pure and no further purification was required during use. The experimental water was deionized water.
Example 1
1. At the temperature of 200 ℃, the polypropylene master batch (the melt index is 15) is melted and extruded into a strip shape to be used as a spinning raw material; then, the prepared spinning raw material is sent into an injector (with the diameter of 0.4mm) with a heating device at the speed of 5cm/min, the heating temperature is set to 330 ℃, meanwhile, a direct current voltage of 35kv is applied between the needle point of the injector and a collector covered with cotton fabrics, and the distance between the needle point of the injector and the collector and the rotating speed of the collector are respectively kept at 7cm and 45 r/min; in the whole spinning process, the ambient temperature is set to 55 ℃; spinning in this mode was fixed for 0.5h to give a textile composite with a thickness of 0.682. + -. 0.02 mm.
2. Firstly, carrying out plasma treatment on one side of the polypropylene fiber inner layer of the textile composite material by adopting argon-oxygen mixed plasma with a certain proportion, wherein the purity of gas is more than 99.99%, the treatment time and the treatment power are respectively controlled at 400s and 100w, and the proportion of oxygen to argon is controlled at 2: 18; secondly, dissolving dopamine hydrochloride in a Tris-HCl buffer solution to prepare a dopamine alkaline aqueous solution; wherein the Tris-HCl buffer solution is 1.2g/l, the PH value is 8.5, and the concentration of the dopamine solution is 2 g/l; finally, soaking the textile composite material in dopamine aqueous solution, wherein the soaking time is 30min, and the temperature condition is 36 ℃; and after soaking, removing the composite material, rinsing with deionized water, and then drying in vacuum, wherein the drying temperature is set to be 60 ℃.
3. The moisture-conducting and quick-drying performance of the finished material is tested by adopting 'AATCC TM195-201K fabric liquid moisture management characteristics', the polypropylene fiber layer is taken as the upper surface, the cotton fabric layer is taken as the lower surface, the measured accumulative unidirectional moisture-conducting index is 546.7%, and the unidirectional moisture-conducting performance is excellent grade (the unidirectional moisture-conducting index is more than 300%, and the unidirectional moisture-conducting performance is judged to be excellent).
Example 2
1: at the temperature of 200 ℃, the polypropylene master batch (the melt index is 15) is melted and extruded into a strip shape to be used as a spinning raw material; then, the prepared spinning raw material is sent into an injector (with the diameter of 0.4mm) with a heating device at the speed of 5cm/min, the heating temperature is set to 330 ℃, meanwhile, a direct current voltage of 35kv is applied between the needle point of the injector and a collector covered with cotton fabrics, and the distance between the needle point of the injector and the collector and the rotating speed of the collector are respectively kept at 7cm and 45 r/min; in the whole spinning process, the ambient temperature is set to 55 ℃; spinning in this mode was fixed for 1.5h to give a textile composite with a thickness of 1.203. + -. 0.05 mm.
2: firstly, carrying out plasma treatment on one side of the polypropylene fiber inner layer of the textile composite material by adopting argon-oxygen mixed plasma with a certain proportion, wherein the purity of gas is more than 99.99%, the treatment time and the treatment power are respectively controlled at 400s and 100w, and the proportion of oxygen to argon is controlled at 2: 18; secondly, dissolving dopamine hydrochloride in a Tris-HCl buffer solution to prepare a dopamine alkaline aqueous solution, wherein the Tris-HCl buffer solution is 1.2g/l, the PH value is 8.5, and the concentration of the dopamine solution is 2 g/l; finally, soaking the textile composite material in dopamine aqueous solution, wherein the soaking time is 30min, and the temperature condition is 36 ℃; and after soaking, removing the composite material, rinsing with deionized water, and then drying in vacuum, wherein the drying temperature is set to be 60 ℃.
3. The moisture-conducting and quick-drying performance of the finished material is tested by adopting 'AATCC TM195-201K fabric liquid moisture management characteristics', the polypropylene fiber layer is taken as the upper surface, the cotton fabric layer is taken as the lower surface, the measured accumulative unidirectional moisture-conducting index is 748.5%, and the unidirectional moisture-conducting performance is of an excellent level (the unidirectional moisture-conducting index is more than 300%, and the unidirectional moisture-conducting performance is judged to be excellent).
Example 3
1. At the temperature of 200 ℃, the polypropylene master batch (the melt index is 15) is melted and extruded into a strip shape to be used as a spinning raw material; then, the prepared spinning raw material is sent into an injector (with the diameter of 0.4mm) with a heating device at the speed of 5cm/min, the heating temperature is set to 330 ℃, meanwhile, a direct current voltage of 35kv is applied between the needle point of the injector and a collector covered with cotton fabrics, and the distance between the needle point of the injector and the collector and the rotating speed of the collector are respectively kept at 7cm and 45 r/min; in the whole spinning process, the ambient temperature is set to 55 ℃; spinning in this mode was fixed for 2.5h to give a textile composite with a thickness of 1.982. + -. 0.05 mm.
2. Firstly, carrying out plasma treatment on one side of the polypropylene fiber inner layer of the textile composite material by adopting argon-oxygen mixed plasma with a certain proportion, wherein the purity of gas is more than 99.99%, the treatment time and the treatment power are respectively controlled at 400s and 100w, and the proportion of oxygen to argon is controlled at 2: 18; secondly, dissolving dopamine hydrochloride in a Tris-HCl buffer solution to prepare a dopamine alkaline aqueous solution, wherein the Tris-HCl buffer solution is 1.2g/l, the PH value is 8.5, and the concentration of the dopamine solution is 2 g/l; finally, soaking the textile composite material in dopamine aqueous solution, wherein the soaking time is 30min, and the temperature condition is 36 ℃; and after soaking, removing the composite material, rinsing with deionized water, and then drying in vacuum, wherein the drying temperature is set to be 60 ℃.
3. The moisture-conducting and quick-drying performance of the finished material is tested by adopting 'AATCC TM195-201K fabric liquid moisture management characteristics', the polypropylene fiber layer is taken as the upper surface, the cotton fabric layer is taken as the lower surface, the measured accumulative unidirectional moisture-conducting index is 1103.1%, and the unidirectional moisture-conducting performance is excellent grade (the unidirectional moisture-conducting index is more than 300).
Example 4
1. At the temperature of 200 ℃, the polypropylene master batch (the melt index is 15) is melted and extruded into a strip shape to be used as a spinning raw material; then, the prepared spinning raw material is sent into an injector (with the diameter of 0.4mm) with a heating device at the speed of 5cm/min, the heating temperature is set to 330 ℃, meanwhile, a direct current voltage of 35kv is applied between the needle point of the injector and a collector covered with cotton fabrics, and the distance between the needle point of the injector and the collector and the rotating speed of the collector are respectively kept at 7cm and 45 r/min; in the whole spinning process, the ambient temperature is set to 55 ℃; spinning in this mode was fixed for 3.5h to give a textile composite material with a thickness of 2.888 + -0.03 mm.
2. Firstly, carrying out plasma treatment on one side of the polypropylene fiber inner layer of the textile composite material by adopting argon-oxygen mixed plasma with a certain proportion, wherein the purity of gas is more than 99.99%, the treatment time and the treatment power are respectively controlled at 400s and 100w, and the proportion of oxygen to argon is controlled at 2: 18; secondly, dissolving dopamine hydrochloride in a Tris-HCl buffer solution to prepare a dopamine alkaline aqueous solution, wherein the Tris-HCl buffer solution is 1.2g/l, the PH value is 8.5, and the concentration of the dopamine solution is 2 g/l; finally, soaking the textile composite material in dopamine aqueous solution, wherein the soaking time is 30min, and the temperature condition is 36 ℃; and after soaking, removing the composite material, rinsing with deionized water, and then drying in vacuum, wherein the drying temperature is set to be 60 ℃.
3. The moisture-conducting and quick-drying performance of the finished material is tested by adopting 'AATCC TM195-201K fabric liquid moisture management characteristics', the polypropylene fiber layer is taken as the upper surface, the cotton fabric layer is taken as the lower surface, the measured accumulative unidirectional moisture-conducting index is 978.9%, and the unidirectional moisture-conducting performance is excellent grade (the unidirectional moisture-conducting index is more than 300).
While the preferred embodiments of the present invention have been described, those skilled in the art will appreciate that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. A one-way moisture-conducting textile composite material with a Janus structure is characterized in that: the fabric comprises an inner layer of polypropylene fibers made of polypropylene fibers and an outer layer of cotton fabric made of traditional cotton fabric, wherein the inner layer of polypropylene fibers is deposited on the outer layer of cotton fabric in a melting electrostatic spinning mode.
2. A method of making a unidirectional moisture wicking textile composite material having a Janus structure as defined in claim 1, wherein: comprises the step S1 of depositing the polypropylene fiber inner layer on the cotton fabric outer layer by means of melt electrostatic spinning and obtaining a textile composite material, and the step S1 of carrying out wetting hydrophilic treatment on the textile composite material obtained in the step S1.
3. A method for preparing a moisture wicking textile composite material having a Janus structure as claimed in claim 2, wherein said step S1 is performed in the following order:
s11, melt-extruding the polypropylene master batch into strips as a spinning raw material at the temperature of 200 ℃;
s12, feeding the prepared spinning raw material into an injector with a heating device at the speed of 5cm/min, setting the heating temperature to be 330 ℃, applying 35kv of direct current voltage between the needle point of the injector and a collector covered with cotton fabrics, and keeping the distance between the needle point of the injector and the collector and the rotating speed of the collector at 7cm and 45r/min respectively.
4. A method of making a unidirectional moisture wicking textile composite material having a Janus structure as claimed in claim 3, wherein: the melt index of the polypropylene master batch is 15.
5. The method for preparing a unidirectional moisture wicking textile composite material with a Janus structure as claimed in claim 4, wherein: in the above step S1, the ambient temperature is set to 55 ℃.
6. A method for preparing a moisture wicking textile composite material having a Janus structure as claimed in claim 2, wherein said step S2 is performed in the following order:
s21, carrying out plasma treatment on one side of the polypropylene fiber inner layer of the textile composite material obtained in the step S1 by adopting argon-oxygen mixed plasma in a certain proportion;
s22, dissolving dopamine hydrochloride in a Tris-HCl buffer solution to prepare a dopamine alkaline aqueous solution;
s23, soaking the textile composite material subjected to the plasma treatment in the S21 substep in an alkaline aqueous solution of dopamine;
and S24, after soaking, rinsing the textile composite material by using deionized water, and then drying in vacuum to obtain a finished product.
7. The method for preparing a one-way moisture-conducting textile composite material with a Janus structure as claimed in claim 6, wherein when the substep S21 is carried out, the purity of the gas is greater than 99.99%, the processing time and power are respectively controlled at 400S and 100w, and the ratio of oxygen to argon is controlled at 2: 18.
8. the method as claimed in claim 7, wherein the step of S22 is performed at a concentration of 2g/l in Tris-Hcl buffer solution, PH 8.5 and dopamine solution, wherein the concentration is 1.2 g/l.
9. The method as claimed in claim 8, wherein the soaking time is 30min and the temperature is 36 ℃ when the S23 substep is performed.
10. The method of claim 9, wherein the drying temperature is set to 60 ℃ in the S24 substep.
CN202010305047.4A 2020-04-17 2020-04-17 Unidirectional moisture-conducting textile composite material with Janus structure and preparation method thereof Pending CN111634091A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010305047.4A CN111634091A (en) 2020-04-17 2020-04-17 Unidirectional moisture-conducting textile composite material with Janus structure and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010305047.4A CN111634091A (en) 2020-04-17 2020-04-17 Unidirectional moisture-conducting textile composite material with Janus structure and preparation method thereof

Publications (1)

Publication Number Publication Date
CN111634091A true CN111634091A (en) 2020-09-08

Family

ID=72327663

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010305047.4A Pending CN111634091A (en) 2020-04-17 2020-04-17 Unidirectional moisture-conducting textile composite material with Janus structure and preparation method thereof

Country Status (1)

Country Link
CN (1) CN111634091A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112251919A (en) * 2020-09-30 2021-01-22 武汉纺织大学 Unidirectional moisture-transmitting fabric and preparation method thereof
CN113186730A (en) * 2021-04-06 2021-07-30 五邑大学 One-way moisture-conducting material and preparation method and application thereof
CN113502605A (en) * 2021-08-05 2021-10-15 上海工程技术大学 Multilayer fiber membrane with oriented water transmission function and preparation method thereof

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106267339A (en) * 2016-07-19 2017-01-04 福建工程学院 A kind of high-modulus super hydrophilic biological support preparation method
CN109322058A (en) * 2018-11-28 2019-02-12 上海工程技术大学 A kind of uvioresistant one-way wet-guide complex fiber material and preparation method thereof
CN109537156A (en) * 2018-12-25 2019-03-29 戴润和 A kind of quick-drying cloth of one-way wet-guide
CN109706735A (en) * 2018-12-24 2019-05-03 浙江理工大学 A kind of preparation method of the hydrophilic Janus type fabric of the super-hydrophobic single side of single side
CN109778430A (en) * 2019-01-28 2019-05-21 吉林农业大学 A kind of preparation method preparing Janus structure nano fiber using uniaxial electrostatic spinning
CN110341266A (en) * 2019-07-12 2019-10-18 五邑大学 One-way moisture-guiding fabric and its preparation method and application
CN110356062A (en) * 2019-08-11 2019-10-22 石柳青 A kind of two-layer compound one-way wet-guide antibacterial fabric

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106267339A (en) * 2016-07-19 2017-01-04 福建工程学院 A kind of high-modulus super hydrophilic biological support preparation method
CN109322058A (en) * 2018-11-28 2019-02-12 上海工程技术大学 A kind of uvioresistant one-way wet-guide complex fiber material and preparation method thereof
CN109706735A (en) * 2018-12-24 2019-05-03 浙江理工大学 A kind of preparation method of the hydrophilic Janus type fabric of the super-hydrophobic single side of single side
CN109537156A (en) * 2018-12-25 2019-03-29 戴润和 A kind of quick-drying cloth of one-way wet-guide
CN109778430A (en) * 2019-01-28 2019-05-21 吉林农业大学 A kind of preparation method preparing Janus structure nano fiber using uniaxial electrostatic spinning
CN110341266A (en) * 2019-07-12 2019-10-18 五邑大学 One-way moisture-guiding fabric and its preparation method and application
CN110356062A (en) * 2019-08-11 2019-10-22 石柳青 A kind of two-layer compound one-way wet-guide antibacterial fabric

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112251919A (en) * 2020-09-30 2021-01-22 武汉纺织大学 Unidirectional moisture-transmitting fabric and preparation method thereof
CN113186730A (en) * 2021-04-06 2021-07-30 五邑大学 One-way moisture-conducting material and preparation method and application thereof
CN113502605A (en) * 2021-08-05 2021-10-15 上海工程技术大学 Multilayer fiber membrane with oriented water transmission function and preparation method thereof

Similar Documents

Publication Publication Date Title
CN111634091A (en) Unidirectional moisture-conducting textile composite material with Janus structure and preparation method thereof
CN106811849B (en) Soybean fiber and bamboo fiber blended Siro Core-spun Yarn line and its spinning process
CN105231503B (en) Perspire pajama fabric and preparation method thereof
CN110670194B (en) Preparation method of antibacterial yarn
CN109234911B (en) Preparation method of biodegradable medical dressing
CN113249958A (en) Antibacterial composite fabric and manufacturing process thereof
CA2701899A1 (en) Method of using composite enzyme for degumming jute (1)
CN211972570U (en) Moisture-absorbing and quick-drying vortex spun core-spun yarn
CN110699769B (en) Method for preparing lyocell fibers by using ramie fibers as raw materials
CN108342786A (en) A kind of acrylic fiber and preparation method thereof with magnetite health-care physiotherapeutic function
CN111850760A (en) Method for preparing high-orientation-degree silk fibroin nanofiber yarn by using waste silk
CN109594325A (en) A kind of nanometic zinc oxide rod array it is modified lead wet cotton fiber or its fabric and preparation method thereof
CN109381736A (en) A kind of biodegradable medical dressing
CN105795985A (en) Production method of bath towel
CN111636191A (en) Tencel fiber and silver ion composite fiber fabric and manufacturing method thereof
CN108048934A (en) It is a kind of for silk fiber of non-woven fabrics and preparation method thereof
CN219667650U (en) Cotton gentle type spinning melt non-woven fabric
CN211339810U (en) Tencel soft yarn
CN115287799B (en) Carboxylated chitosan hollow yarn and preparation method thereof
CN115748047B (en) Preparation method of tubular covered yarn with steady pore characteristics
CN216614991U (en) Antibacterial cool composite yarn
CN1246522C (en) Hosiery and textile dipping method post-dressing process with far infrared function and product thereof
CN220262263U (en) Unidirectional moisture-conducting quick-drying fabric and garment
CN115613356B (en) Method for preparing flexible electrode
CN108149387A (en) A kind of hydrogel filament mask substrate

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20200908

RJ01 Rejection of invention patent application after publication