CN106930110B - A method of improving polypyrrole wool conductive fabric electric conductivity - Google Patents

A method of improving polypyrrole wool conductive fabric electric conductivity Download PDF

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Publication number
CN106930110B
CN106930110B CN201710201684.5A CN201710201684A CN106930110B CN 106930110 B CN106930110 B CN 106930110B CN 201710201684 A CN201710201684 A CN 201710201684A CN 106930110 B CN106930110 B CN 106930110B
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wool
polypyrrole
conductive fabric
electric conductivity
ferric chloride
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CN201710201684.5A
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CN106930110A (en
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蔡映杰
林丽娜
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Zhejiang Dayu Haihai Technology Co ltd
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Wuhan Textile University
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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/0605Polycondensates containing five-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms
    • C08G73/0611Polycondensates containing five-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms with only one nitrogen atom in the ring, e.g. polypyrroles
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00Treating 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
    • D06M11/58Treating 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 nitrogen or compounds thereof, e.g. with nitrides
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/02Natural fibres, other than mineral fibres
    • D06M2101/10Animal fibres
    • D06M2101/12Keratin fibres or silk

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)

Abstract

The invention discloses a kind of methods for improving polypyrrole wool conductive fabric electric conductivity, immerse in pure liquefied ammonia wool cloth handle 20-60 seconds first, dry after taking-up;Wool cloth through Liquid Ammonia Treatment is immersed in the chromium solution of 0.02-0.1mol/L;It is added dropwise to the ferric chloride in aqueous solution of 0.02-0.2mol/L while stirring, reacts 1-6 hours;It rinses well and is dried in vacuo at room temperature.The beneficial effects of the invention are as follows the electric conductivity of the polypyrrole wool conductive fabric of treated wool is good.

Description

A method of improving polypyrrole wool conductive fabric electric conductivity
Technical field
The invention belongs to textile fiber technology fields, are related to a kind of side for improving polypyrrole wool conductive fabric electric conductivity Method.
Background technique
Conductive fiber is widely used in people's lives, including for prevent electromagnetic radiation pollution, electromagnetic-wave leakage, The electromagnetic shielding material of human health etc. is protected, and for treating chronic wounds using electro photoluminescence as supplementary mode Conductive material.Conductive material is usually to prepare conductive fabric by top finish method using metal material as filler.But The conductive fabric of this top finish using metal packing can be such that the performances such as fabric feeling, washable, antifriction, perspiration resistance decline. And the conductive fabric of conductive polymer polymer is used, compared with the conductive fabric that metal coating arranges, have feel frivolous, saturating The advantages that gas is good has more advantage than metal shield materials.
The representative conducting polymer synthesized at present has polyacetylene, polyparaphenylene, polyaniline, polythiophene, polyphenyl Acetylene and polypyrrole etc..Wherein, polypyrrole is a kind of typically with the conducting polymer of big conjugated double bond structures, is led with height The advantages that stable and easily prepared in electric rate, air, thus it is widely used in electrochemistry, electrode material, optics and conduction material Material etc..The method for preparing Polypyrrole Conducting Materials has chemical oxidising polymerisation and electrochemical polymerization, develops again on this basis Template sol-gel method and method of electrostatic spinning.Wherein chemical oxidization method synthesis polypyrrole is relatively easy, easy, is common One of method.But the electric conductivity of the polypyrrole wool conductive fiber of the wool of non-Liquid Ammonia Treatment is poor at present, and has waste water It generates.
Summary of the invention
The purpose of the present invention is to provide a kind of methods for improving polypyrrole wool conductive fabric electric conductivity, solve at present The poor problem of the electric conductivity of the polypyrrole wool conductive fabric of the wool of non-Liquid Ammonia Treatment.
The technical scheme adopted by the invention is that following the steps below:
Step 1: wool cloth being immersed in pure liquefied ammonia and is handled 20-60 seconds, is dried after taking-up;
Step 2: the wool cloth through Liquid Ammonia Treatment being immersed in the chromium solution of 0.02-0.1mol/L and is handled;
Step 3: being added dropwise to the ferric chloride in aqueous solution of 0.02-0.2mol/L while stirring, react 1-6 hours;
Step 4: rinsing well and be dried in vacuo at room temperature.
Further, wool cloth is immersed in pure liquefied ammonia in the step 1 and is handled 30 seconds.
Further, chromium solution concentration is 0.06mol/L in the step 2, and the processing time is 20 minutes.
Further, ferric chloride in aqueous solution concentration is 2 times of chromium solution concentration in the step 3.
Further, the reaction time is 4 hours in the step 3.
The beneficial effects of the invention are as follows the polypyrrole wool conductive fabric electric conductivity of treated wool is good.
Specific embodiment
The present invention is described in detail With reference to embodiment.
The present invention improves the electric conductivity of polypyrrole wool conductive fabric using Liquid Ammonia Treatment wool cloth.Wool cloth is soaked first Enter and handle 20-60 seconds, preferably 30 seconds in pure liquefied ammonia, is dried after taking-up;Wool cloth through Liquid Ammonia Treatment is immersed in chromium solution In (0.02-0.1mol/L, preferential 0.06mol/L) processing, be added dropwise to while stirring ferric chloride in aqueous solution (0.02-0.2mol/L, Preferred content is 2 times of chromium solution concentration), it reacts 1-6 hours, preferably 4 hours, rinses well and vacuum is dry at room temperature It is dry, the preparation of the excellent polypyrrole wool conductive fabric of electric conductivity is completed, its surface resistivity is detected.
Embodiment 1
The wool cloth of 4g is immersed in pure liquefied ammonia and is handled 20,30,40,50 and 60 seconds, drying is then taken out.Will without and warp The wool cloth of Liquid Ammonia Treatment be immersed in the chromium solution of 200mL (0.02mol/L) handle 20 minutes, stirring, be slowly added dropwise into The ferric chloride solution of the 0.04mol/L of 20mL carries out home position polymerization reaction, and reaction maintains 2 hours.Then polypyrrole wool is led Electric cloth takes out, and is dried in vacuo at room temperature after being rinsed with water completely.
Polypyrrole wool conductive fabric after drying is subjected to surface resistivity detection, each sample detection 5 times, and is averaged Value, the results are shown in Table 1.Surface resistivity is higher, and its electric conductivity of expression is poorer.Polypyrrole wool in table 1 through Liquid Ammonia Treatment The surface resistivity of conductive fabric is lower than the surface resistivity without Liquid Ammonia Treatment, shows that Liquid Ammonia Treatment can reduce polypyrrole wool and lead The surface resistivity of electric cloth, and after Liquid Ammonia Treatment 30 seconds, the poly- pyrrole of polymerization preparation in 2 hours in 0.02mol/L chromium solution The surface resistivity for coughing up wool conductive fabric is minimum, it was demonstrated that its electric conductivity is best.
The surface resistivity of the polypyrrole wool conductive fabric of the different Liquid Ammonia Treatment time preparations of table 1.
Liquid Ammonia Treatment Surface resistivity (Ω/cm-2)
Without liquefied ammonia pre-treatment 465.28
Liquid Ammonia Treatment 20 seconds 326.13
Liquid Ammonia Treatment 30 seconds 254.73
Liquid Ammonia Treatment 40 seconds 289.26
Liquid Ammonia Treatment 50 seconds 302.84
Liquid Ammonia Treatment 60 seconds 322.68
Embodiment 2
The wool cloth of 4g is immersed in pure liquefied ammonia and is handled 30 seconds, drying is then taken out.By the wool cloth leaching through Liquid Ammonia Treatment Enter into the chromium solution of 200mL (0.02mol/L) to handle 20 minutes, the chlorine of the 0.04mol/L into 20mL is slowly added dropwise in stirring Change ferrous solution and carry out home position polymerization reaction, reaction maintains 1,2,3,4,5 and 6 hour.Then polypyrrole wool conductive fabric is taken out, It is dried in vacuo at room temperature after being rinsed with water completely.
Polypyrrole wool conductive fabric after drying is subjected to surface resistivity detection, each sample detection 5 times, and is averaged Value, the results are shown in Table 2.Surface resistivity is higher, and its electric conductivity of expression is poorer.4 hours samples of polymerization reaction time in table 2 Surface resistivity it is low minimum, although when the surface resistivity and polymerization reaction of 5 hours and 6 hours samples of polymerization reaction time Between 4 hours samples it is close, consider combined coefficient and cost factor, determine polymerization reaction time 4 hours for optimal polymerization reaction Time.
The different polymerization reaction times of table 2. prepare the surface resistivity of polypyrrole wool conductive fabric
Polymerization reaction time Surface resistivity (Ω/cm-2)
Polymerization reaction time 1 hour 327.58
Polymerization reaction time 2 hours 254.73
Polymerization reaction time 3 hours 224.65
Polymerization reaction time 4 hours 203.98
Polymerization reaction time 5 hours 206.04
Polymerization reaction time 6 hours 205.41
Embodiment 3
The wool cloth of 4g is immersed in pure liquefied ammonia and is handled 30 seconds, drying is then taken out.By the wool cloth leaching through Liquid Ammonia Treatment Enter into the chromium solution of 200mL (0.02,0.04,0.06,0.08 and 0.10mol/L) to handle 20 minutes, stirring, correspondingly Ferric chloride solution (the i.e. concentration of ferric chloride solution of 0.04 into 20mL, 0.08,0.12,0.16 and 0.2mol/L is slowly added dropwise It is 2 times of chromium solution concentration) home position polymerization reaction is carried out, reaction maintains 4 hours.Then polypyrrole wool conductive fabric is taken Out, it is dried in vacuo at room temperature after being rinsed with water completely.
Polypyrrole wool conductive fabric after drying is subjected to surface resistivity detection, each sample detection 5 times, and is averaged Value, the results are shown in Table 3.Surface resistivity is higher, and its electric conductivity of expression is poorer.0.06mol/L chromium solution polymerize in table 3 The surface resistivity of manufactured polypyrrole wool conductive fabric is low minimum, although in the pyrrole that concentration is 0.08mol/L and 0.10mol/L The surface resistivity for coughing up manufactured polypyrrole wool conductive fabric in solution is close with the sample of 0.06mol/L chromium solution, considers Combined coefficient and cost factor, it is optimal polymerization reaction concentration that the concentration for determining chromium solution, which is 0.06mol/L,.
The surface resistivity of the polypyrrole wool conductive fabric of 3. various concentration chromium solution of table polymerization preparation
Chromium solution concentration Ferric chloride solution concentration Surface resistivity (Ω/cm-2)
0.02mol/L chromium solution 0.04mol/L ferric chloride solution 203.98
0.04mol/L chromium solution 0.08mol/L ferric chloride solution 194.23
0.06mol/L chromium solution 0.12mol/L ferric chloride solution 180.46
0.08mol/L chromium solution 0.16mol/L ferric chloride solution 181.98
0.10mol/L chromium solution 0.20mol/L ferric chloride solution 182.04
Embodiment 4
The wool cloth of 4g is immersed in pure liquefied ammonia and is handled 30 seconds, drying is then taken out.By the wool cloth leaching through Liquid Ammonia Treatment Enter the 0.06mol/L into the chromium solution of 200mL) processing 20 minutes, stirring is slowly added dropwise 0.04 into 20mL, 0.08 respectively, The ferric chloride solution of 0.12,0.16 and 0.2mol/L carries out home position polymerization reaction, and reaction maintains 4 hours.Then by polypyrrole sheep Hair conductive fabric takes out, and is dried in vacuo at room temperature after being rinsed with water completely.
Polypyrrole wool conductive fabric after drying is subjected to surface resistivity detection, each sample detection 5 times, and is averaged Value, the results are shown in Table 4.Surface resistivity is higher, and its electric conductivity of expression is poorer.In table 4 in 0.06mol/L chromium solution The surface resistivity for being added dropwise to polypyrrole wool conductive fabric made of the polymerization of 0.12mol/L ferric chloride solution is low minimum, although The surface resistivity of polypyrrole wool conductive fabric made of the ferric chloride solution that concentration is 0.16mol/L and 0.20mol/L is added dropwise It is close with the sample of 0.12mol/L ferric chloride solution, consider combined coefficient and cost factor, determines that the concentration of ferric chloride solution is 0.12mol/L is optimal polymerization reaction concentration, i.e., it is most preferably to compare that the concentration of ferric chloride solution, which is 2 times of chromium solution concentration, Example.
The surface resistivity of the polypyrrole wool conductive fabric of 4. various concentration ferric chloride solution of table polymerization preparation
Chromium solution concentration Ferric chloride solution concentration Surface resistivity (Ω/cm-2)
0.06mol/L chromium solution 0.04mol/L ferric chloride solution 253.62
0.06mol/L chromium solution 0.08mol/L ferric chloride solution 215.59
0.06mol/L chromium solution 0.12mol/L ferric chloride solution 180.46
0.06mol/L chromium solution 0.16mol/L ferric chloride solution 189.07
0.06mol/L chromium solution 0.20mol/L ferric chloride solution 191.33
The present invention improves the electric conductivity of polypyrrole wool conductive fabric, liquefied ammonia after processing by wool liquefied ammonia pre-treating method It is easy recycling and reusing, reduces pollution;The electric conductivity of polypyrrole wool conductive fabric by the method for the present invention Liquid Ammonia Treatment is good It is good, and generated without waste water.
The above is only not to make limit in any form to the present invention to better embodiment of the invention System, any simple modification that embodiment of above is made according to the technical essence of the invention, equivalent variations and modification, Belong in the range of technical solution of the present invention.

Claims (1)

1. a kind of method for improving polypyrrole wool conductive fabric electric conductivity, it is characterised in that follow the steps below:
Step 1: wool cloth being immersed in pure liquefied ammonia and is handled 30 seconds, is dried after taking-up;
Step 2: the wool cloth through Liquid Ammonia Treatment being immersed in the chromium solution of 0.06mol/L and is handled;
Step 3: being added dropwise to the ferric chloride in aqueous solution of 0.12mol/L while stirring, react 4 hours;
Step 4: rinsing well and be dried in vacuo at room temperature.
CN201710201684.5A 2017-03-30 2017-03-30 A method of improving polypyrrole wool conductive fabric electric conductivity Expired - Fee Related CN106930110B (en)

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CN110656497A (en) * 2019-09-05 2020-01-07 浙江省检验检疫科学技术研究院 Preparation method of poly (3, 4-ethylenedioxythiophene)/cotton composite fabric

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103276500A (en) * 2013-05-31 2013-09-04 江阴福斯特纺织有限公司 Super cotton-like cashmere double-side fabric and production process thereof
CN103981719A (en) * 2014-05-23 2014-08-13 青岛大学 Method for preparing anti-ultraviolet polyaniline titanium dioxide conductive fabric
CN104562403A (en) * 2014-12-31 2015-04-29 宁波天亚服装有限公司 Environment-friendly soft anti-wrinkle knitted fabric and production method thereof
CN105088797A (en) * 2015-09-07 2015-11-25 江苏阳光股份有限公司 Non-ironing treatment method capable of improving strength of wool fabric
CN106758240A (en) * 2016-12-01 2017-05-31 西南大学 The preparation method of polypyrrole conduction wool fabric

Patent Citations (5)

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Publication number Priority date Publication date Assignee Title
CN103276500A (en) * 2013-05-31 2013-09-04 江阴福斯特纺织有限公司 Super cotton-like cashmere double-side fabric and production process thereof
CN103981719A (en) * 2014-05-23 2014-08-13 青岛大学 Method for preparing anti-ultraviolet polyaniline titanium dioxide conductive fabric
CN104562403A (en) * 2014-12-31 2015-04-29 宁波天亚服装有限公司 Environment-friendly soft anti-wrinkle knitted fabric and production method thereof
CN105088797A (en) * 2015-09-07 2015-11-25 江苏阳光股份有限公司 Non-ironing treatment method capable of improving strength of wool fabric
CN106758240A (en) * 2016-12-01 2017-05-31 西南大学 The preparation method of polypyrrole conduction wool fabric

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液氨整理对纺织纤维的作用;孙伟;《纺织科技进展》;20080825(第4期);第11,28页

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