CN106930110A - A kind of method for improving polypyrrole wool conductive fabric electric conductivity - Google Patents

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

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Publication number
CN106930110A
CN106930110A CN201710201684.5A CN201710201684A CN106930110A CN 106930110 A CN106930110 A CN 106930110A CN 201710201684 A CN201710201684 A CN 201710201684A CN 106930110 A CN106930110 A CN 106930110A
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wool
polypyrrole
conductive fabric
electric conductivity
improving
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CN201710201684.5A
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CN106930110B (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)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (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 method for improving polypyrrole wool conductive fabric electric conductivity, wool cloth is immersed in pure liquefied ammonia process 20 60 seconds first, dried after taking-up;To be immersed in the chromium solution of 0.02 0.1mol/L through the wool cloth of Liquid Ammonia Treatment;The ferric chloride in aqueous solution of 0.02 0.2mol/L is added dropwise to while stirring, is reacted 16 hours;Rinse well and be vacuum dried at room temperature.Electric conductivity the beneficial effects of the invention are as follows the polypyrrole wool conductive fabric of the wool after treatment is good.

Description

A kind of method for improving polypyrrole wool conductive fabric electric conductivity
Technical field
The invention belongs to textile fiber technology field, it is related to a kind of side for improving polypyrrole wool conductive fabric electric conductivity Method.
Background technology
Conductive fiber is widely used in the life of people, including for prevent electromagnetic radiation pollution, electromagnetic-wave leakage, The electromagnetic shielding material of the aspects such as protection human body health, and for treating chronic wounds as supplementary mode using electro photoluminescence Conductive material.Conductive material is typically, using metal material as filler, conductive fabric to be prepared by top finish method.But The conductive fabric of the top finish of this use metal packing, can make the hydraulic performance decline such as fabric feeling, washable, antifriction, perspiration resistance. And using the conductive fabric of conductive polymer polymer, it is frivolous, saturating with feel compared with the conductive fabric that metal coating is arranged The advantages of gas is good, advantage is had more than metal shield materials.
The representative conducting polymer of synthesis has polyacetylene, polyparaphenylene, polyaniline, polythiophene, polyphenyl at present Acetylene and polypyrrole etc..Wherein, polypyrrole is a kind of typically conducting polymer with big conjugated double bond structures, is led with height The advantages of stable and easily prepared in electric rate, air, thus it is widely used in electrochemistry, electrode material, optics and conduction material The aspects such as material.Preparing the method for Polypyrrole Conducting Materials has chemical oxidising polymerisation and electrochemical polymerization, develops again on this basis Template sol-gel process and method of electrostatic spinning.Wherein chemical oxidization method synthesis polypyrrole is relatively easy, easy, is conventional One of method.But the electric conductivity of the polypyrrole wool conductive fiber of the wool of current non-Liquid Ammonia Treatment is poor, and has waste water Produce.
The content of the invention
It is an object of the invention to provide a kind of method 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 solution adopted in the present invention is to follow the steps below:
Step 1:Wool cloth is immersed in pure liquefied ammonia and is processed 20-60 seconds, dried after taking-up;
Step 2:Processed being immersed in the chromium solution of 0.02-0.1mol/L through the wool cloth of Liquid Ammonia Treatment;
Step 3:The ferric chloride in aqueous solution of 0.02-0.2mol/L is added dropwise to while stirring, is reacted 1-6 hours;
Step 4:Rinse well and be vacuum dried at room temperature.
Further, wool cloth is immersed in pure liquefied ammonia in the step 1 and is processed 30 seconds.
Further, chromium solution concentration is 0.06mol/L in the step 2, and process 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.
Polypyrrole wool conductive fabric electric conductivity the beneficial effects of the invention are as follows the wool after treatment is good.
Specific embodiment
With reference to specific embodiment, the present invention is described in detail.
The present invention improves the electric conductivity of polypyrrole wool conductive fabric using Liquid Ammonia Treatment wool cloth.Wool cloth is soaked first Enter to process in pure liquefied ammonia 20-60 second, preferably 30 seconds, drying after taking-up;Chromium solution will be immersed in through the wool cloth of Liquid Ammonia Treatment In (0.02-0.1mol/L, preferential 0.06mol/L) treatment, 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), react 1-6 hours, preferably 4 hours, rinse well and vacuum is done at room temperature It is dry, the preparation of the excellent polypyrrole wool conductive fabric of electric conductivity is completed, detect its surface resistivity.
Embodiment 1
The wool cloth of 4g is immersed and is processed 20,30,40,50 and 60 seconds in pure liquefied ammonia, then take out drying.Will without and warp The wool cloth of Liquid Ammonia Treatment is immersed in (0.02mol/L) in the chromium solution of 200mL and processes 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 is maintained 2 hours.Then polypyrrole wool is led Electric cloth takes out, and is vacuum dried at room temperature after being rinsed well with water.
Dried polypyrrole wool conductive fabric is carried out into surface resistivity detection, each sample detection 5 times, and be averaged Value, the results are shown in Table 1.Surface resistivity is higher to represent that its electric conductivity is poorer.Through the polypyrrole wool of Liquid Ammonia Treatment in table 1 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 through Liquid Ammonia Treatment 30 seconds after, in 0.02mol/L chromium solutions 2 hours polymerization prepare poly- pyrrole The surface resistivity for coughing up wool conductive fabric is minimum, it was demonstrated that its electric conductivity is optimal.
The surface resistivity of polypyrrole wool conductive fabric prepared by the different Liquid Ammonia Treatment times 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 processed 30 seconds, then take out drying.To be soaked through the wool cloth of Liquid Ammonia Treatment Enter in the chromium solution of 200mL (0.02mol/L) to process 20 minutes, stirring is slowly added dropwise the chlorine of the 0.04mol/L into 20mL Changing ferrous solution carries out home position polymerization reaction, and reaction is maintained 1,2,3,4,5 and 6 hour.Then polypyrrole wool conductive fabric is taken out, It is vacuum dried at room temperature after being rinsed well with water.
Dried polypyrrole wool conductive fabric is carried out into surface resistivity detection, each sample detection 5 times, and be averaged Value, the results are shown in Table 2.Surface resistivity is higher to represent that its electric conductivity is poorer.4 hours samples of polymerization reaction time in table 2 Surface resistivity it is low minimum, although when the surface resistivity of the polymerization reaction time sample of 5 hours and 6 hours and polymerisation Between 4 hours samples it is close, it is considered to combined coefficient and cost factor, determine that polymerization reaction time 4 hours is optimal polymerisation 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 processed 30 seconds, then take out drying.To be soaked through the wool cloth of Liquid Ammonia Treatment Enter in the chromium solution of 200mL (0.02,0.04,0.06,0.08 and 0.10mol/L) to process 20 minutes, stirring, accordingly It is slowly added dropwise 0.04 into 20mL, the ferric chloride solution of 0.08,0.12,0.16 and 0.2mol/L (the i.e. concentration of ferric chloride solution It is 2 times of chromium solution concentration) home position polymerization reaction is carried out, reaction is maintained 4 hours.Then polypyrrole wool conductive fabric is taken Go out, be vacuum dried at room temperature after being rinsed well with water.
Dried polypyrrole wool conductive fabric is carried out into surface resistivity detection, each sample detection 5 times, and be averaged Value, the results are shown in Table 3.Surface resistivity is higher to represent that its electric conductivity is poorer.0.06mol/L chromium solutions polymerization in table 3 The surface resistivity of the polypyrrole wool conductive fabric being made is low minimum, although being the pyrrole of 0.08mol/L and 0.10mol/L in concentration The surface resistivity for coughing up the polypyrrole wool conductive fabric being made in solution is close with the sample of 0.06mol/L chromium solutions, it is considered to Combined coefficient and cost factor, determine that the concentration of chromium solution is optimal polymerisation concentration for 0.06mol/L.
The surface resistivity of polypyrrole wool conductive fabric prepared by the polymerization of the various concentrations chromium solution of table 3.
Chromium solution concentration Ferric chloride solution concentration Surface resistivity (Ω/cm-2)
0.02mol/L chromium solutions 0.04mol/L ferric chloride solutions 203.98
0.04mol/L chromium solutions 0.08mol/L ferric chloride solutions 194.23
0.06mol/L chromium solutions 0.12mol/L ferric chloride solutions 180.46
0.08mol/L chromium solutions 0.16mol/L ferric chloride solutions 181.98
0.10mol/L chromium solutions 0.20mol/L ferric chloride solutions 182.04
Embodiment 4
The wool cloth of 4g is immersed in pure liquefied ammonia and is processed 30 seconds, then take out drying.To be soaked through the wool cloth of Liquid Ammonia Treatment Enter the 0.06mol/L in the chromium solution of 200mL) treatment 20 minutes, stirring is slowly added dropwise 0.04 into 20mL respectively, and 0.08, The ferric chloride solution of 0.12,0.16 and 0.2mol/L carries out home position polymerization reaction, and reaction is maintained 4 hours.Then by polypyrrole sheep Hair conductive fabric takes out, and is vacuum dried at room temperature after being rinsed well with water.
Dried polypyrrole wool conductive fabric is carried out into surface resistivity detection, each sample detection 5 times, and be averaged Value, the results are shown in Table 4.Surface resistivity is higher to represent that its electric conductivity is poorer.In table 4 in 0.06mol/L chromium solutions The surface resistivity for being added dropwise to the polypyrrole wool conductive fabric that the polymerization of 0.12mol/L ferric chloride solutions is made is low minimum, although The surface resistivity of the polypyrrole wool conductive fabric that concentration is made for the ferric chloride solution of 0.16mol/L and 0.20mol/L is added dropwise Sample with 0.12mol/L ferric chloride solutions is close, it is considered to combined coefficient and cost factor, and the concentration for determining ferric chloride solution is 0.12mol/L is that 2 times that optimal polymerisation concentration, the i.e. concentration of ferric chloride solution are chromium solution concentration are most preferably to compare Example.
The surface resistivity of polypyrrole wool conductive fabric prepared by the polymerization of the various concentrations ferric chloride solution of table 4.
Chromium solution concentration Ferric chloride solution concentration Surface resistivity (Ω/cm-2)
0.06mol/L chromium solutions 0.04mol/L ferric chloride solutions 253.62
0.06mol/L chromium solutions 0.08mol/L ferric chloride solutions 215.59
0.06mol/L chromium solutions 0.12mol/L ferric chloride solutions 180.46
0.06mol/L chromium solutions 0.16mol/L ferric chloride solutions 189.07
0.06mol/L chromium solutions 0.20mol/L ferric chloride solutions 191.33
The present invention improves the electric conductivity of polypyrrole wool conductive fabric, liquefied ammonia after treatment by wool liquefied ammonia pre-treating method Easy recycling, reduces pollution;Electric conductivity by the polypyrrole wool conductive fabric of the inventive method Liquid Ammonia Treatment is good It is good, and produced without waste water.
The above is only, to better embodiment of the invention, any formal limit not to be made to the present invention System, every any simple modification made to embodiment of above according to technical spirit of the invention, equivalent variations and modification, Belong in the range of technical solution of the present invention.

Claims (5)

1. it is a kind of improve polypyrrole wool conductive fabric electric conductivity method, it is characterised in that follow the steps below:
Step 1:Wool cloth is immersed in pure liquefied ammonia and is processed 20-60 seconds, dried after taking-up;
Step 2:Processed being immersed in the chromium solution of 0.02-0.1mol/L through the wool cloth of Liquid Ammonia Treatment;
Step 3:The ferric chloride in aqueous solution of 0.02-0.2mol/L is added dropwise to while stirring, is reacted 1-6 hours;
Step 4:Rinse well and be vacuum dried at room temperature.
2. according to a kind of method for improving polypyrrole wool conductive fabric electric conductivity described in claim 1, it is characterised in that:It is described Wool cloth is immersed in pure liquefied ammonia in step 1 is processed 30 seconds.
3. according to a kind of method for improving polypyrrole wool conductive fabric electric conductivity described in claim 1, it is characterised in that:It is described Chromium solution concentration is 0.06mol/L in step 2, and process time is 20 minutes.
4. according to a kind of method for improving polypyrrole wool conductive fabric electric conductivity described in claim 1, it is characterised in that:It is described Ferric chloride in aqueous solution concentration is 2 times of chromium solution concentration in step 3.
5. according to a kind of method for improving polypyrrole wool conductive fabric electric conductivity described in claim 1, it is characterised in that:It is described The reaction time is 4 hours in step 3.
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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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

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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
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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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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

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