CN104562668A - Preparation method of conducting high-wearability polymer fiber - Google Patents
Preparation method of conducting high-wearability polymer fiber Download PDFInfo
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- CN104562668A CN104562668A CN201510023392.8A CN201510023392A CN104562668A CN 104562668 A CN104562668 A CN 104562668A CN 201510023392 A CN201510023392 A CN 201510023392A CN 104562668 A CN104562668 A CN 104562668A
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Abstract
The invention relates to a preparation method of a conducting high-wearability polymer fiber. The method comprises the following steps: (1) preparing a 0.1 to 2.0 percent by weight aqueous solution by utilizing a surface active agent, soaking the polymer fiber in the solution for 10 to 60 minutes, air-curing the polymer fiber, and cleaning the surplus surface active agent molecules by utilizing deionized water; (2) preparing 0.5 to 2.0mg/mL aqueous solution by selecting graphene oxide GO, carrying out ultrasonic treatment on the aqueous solution, soaking the polymer fiber in the GO solution for 1 to 30 minutes, and air-curing the polymer fiber; (3) restoring the fiber; and (4) wetting and washing the restored fiber by virtue of a solvent, cleaning the residue of a restoring agent, and drying the polymer fiber at room temperature to obtain the conducting high-wearability polymer fiber. The preparation process is simple, the entire process flow is low in energy consumption, and the prepared composite fiber is excellent in electrostatic resistance, flexibility and friction resistance.
Description
Technical field
The invention belongs to polymer fiber field, particularly a kind of preparation method of polymer fiber of high abrasion of conduction.
Background technology
The mankind facilitate develop rapidly (the Cherenack K. of wearable device and electronic fabric for the pursuit of intelligent clothing, et al.Journal of Applied Physics, 2012,, and the development of wearable device and electronic fabric depends on the preparation of the conductive fiber of function admirable 112 (9): 091301).Traditional conductive fiber as the wire such as gold, silver, copper no matter from cost or integration performance consider, all cannot meet requirement (the Wei Z. of light weight, pliability and draftability that wearable device should have simultaneously, etal.Advanced Materials, 2014,26 (31): 5310-5336).And the graphene fiber that the early stage carbon fiber of the material with carbon element picture of a peacekeeping two dimension and recent research person invent all has excellent electric conductivity (Xu Z., et al.Nature Communications, 2011,2:571), also meet wearable device and electronic fabric to the requirement of light weight etc. simultaneously.But the fiber of this pure material with carbon element still cannot compare favourably with general fiber in snugness of fit, aesthetic property etc.Therefore, the Graphene of electric conductivity excellence is combined with general fiber and will provide the solution of feasibility for the development of wearable device and electronic fabric.Researcher is had to adopt the method such as in-situ polymerization or melt blending to prepare Graphene/polymer composite fibrous, this composite fibre conformability and stitchability are greatly improved, but this fibrid is the mechanical property and the heat conductivility that significantly improve polymer fiber mostly, often do not possess electric conductivity or not high (the Xu Z. of electric conductivity, et al.Macromolecules, 2010,43 (16): 6716-6723.Ding P., et al.Carbon, 2014,66:576-584).Meanwhile, the also more difficult control of the dispersiveness of Graphene in polymeric matrix, and complicated process of preparation.Up to now, this rarely have report to the Graphene/polymer fiber based on post-processing approach that polymer fiber matrix has a universality.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of preparation method of polymer fiber of high abrasion of conduction, the method preparation process is easy, whole technological process power consumption is few, and the composite fibre prepared has excellent antistatic behaviour, pliability, rub resistance.
The preparation method of the polymer fiber of the high abrasion of a kind of conduction of the present invention, comprising:
(1) surfactant formulatory is become the aqueous solution of 0.1-2.0wt%; Polymer fiber is soaked 10-60min in the solution, dries, wash away unnecessary surfactant molecule with deionized water;
(2) graphite oxide GO is selected to be mixed with the aqueous solution of 0.5-2.0mg/mL, ultrasonic, and above-mentioned polymer fiber is immersed 1-30min in GO solution, dry;
(3) by hydrazine hydrate solution and deionized water 1:10-1:1 wiring solution-forming by volume, 10-60min is kept or by hydroiodic acid and acetic acid aqueous solution 1:10-1:1 wiring solution-forming by volume under 60-95 DEG C of oil bath condition, normal temperature keeps 10-120min, reduces to fiber;
(4) fiber after reduction is infiltrated washing through solvent, wash away reductant and remain, at room temperature after drying, namely obtain the polymer fiber of the high abrasion of conduction.
Surfactant in described step (1) is one or both in shitosan, bovine serum albumin BSA.
Polymer fiber in described step (1) is the one in polypropylene fibre, cotton fibre, spandex, terylene (polyester fiber), polyamide fibre 6 (polyamide fiber), polyamide fibre 66, acrylic fibers.
Described polymer fiber is monofilament or multifilament.
Graphite oxide GO individual layer in described step (1) or few layer.
The concentration of the hydrazine hydrate solution in described step (3) is 85wt%; The concentration of hydroiodic acid is 45wt%.
Solvent in described step (4) is one or more in saturated sodium bicarbonate, water, methyl alcohol, ethanol, acetone.
beneficial effect
(1) preparation process does not affect by polymeric matrix, and universality is high, is more conducive to industrial production and promotes;
(2) select Graphene as conductive mesh network layers, raw material is easy to get, with low cost;
(3) adopt electrostatic self-assembled method, preparation process is easy, and whole technological process power consumption is few;
(4) graphene conductive group of networks is loaded on doughnut surface and inwall, give general filamentary conductive can while, the conductive path caused by friction of fiber and fiber, fabric and health after also solving fibrage, fabric and external environment is destroyed the problem that caused electric conductivity declines;
(5) gained Graphene polymer composite fibrous there is excellent antistatic behaviour, pliability, rub resistance.
Accompanying drawing explanation
Fig. 1 is blank polymer fiber surface;
Fig. 2 is the polymeric fiber surface after assembling;
Fig. 3 is blank polymer fiber inwall;
Fig. 4 is the polymer fiber inwall after assembling.
Detailed description of the invention
Below in conjunction with specific embodiment, set forth the present invention further.Should be understood that these embodiments are only not used in for illustration of the present invention to limit the scope of the invention.In addition should be understood that those skilled in the art can make various changes or modifications the present invention, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the present invention's instruction.
Embodiment 1
(1) surfactant shitosan is mixed with the aqueous solution of 0.5wt%; Polyamide 6 doughnut is soaked 20min in the solution prepared, then takes out from solution, and it is dried 120min in ventilation, wash away that fiber surface and inwall remain, too much chitosan molecule with deionized water;
(2) GO of individual layer or few layer is selected to be mixed with the aqueous solution of 0.5mg/mL, ultrasonic 60min under 135W, and the fiber for preparing in step (1) is immersed 5min in GO solution, and shake kinetodesma gently, make it fully contact with the GO aqueous solution, take out fiber and dry in ventilation;
(3) adopt hydrazine hydrate (85wt%) solution and deionized water to be made into the solution of volume ratio 1:5, under 95 DEG C of oil bath conditions, keep 20min, fiber is reduced;
(4) fiber after reduction is infiltrated washing through saturated sodium bicarbonate, water, methyl alcohol, alcohol solvent, wash away reductant and remain, at room temperature can obtain hollow conductive daiamid-6 fiber after drying.Gained fabric resistor rate is 2.98 Ω/cm, and elongation at break is 18%, and fiber is after 2000 bendings, and resistivity increases 4.8%.
Embodiment 2
(1) surfactant B SA is mixed with the aqueous solution of 0.5wt%; Polyester fiber is soaked 10min in joined solution, then takes out from solution, and it is dried 120min in ventilation, wash away that fiber surface and inwall remain, too much BSA molecule with deionized water;
(2) the graphite oxide GO of individual layer or few layer is selected to prepare the aqueous solution of 1mg/mL, ultrasonic 60min under 135W, and the fiber for preparing in (1) is immersed 10min in GO solution, and shake kinetodesma gently, make it fully contact with the GO aqueous solution, take out fiber and dry in ventilation;
(3) adopt the solution of hydroiodic acid (45wt%) and acetic acid volume ratio 1:5, normal temperature keeps 30min, reduces to fiber;
(4) fiber after reduction is infiltrated washing through saturated sodium bicarbonate, water, acetone, alcohol solvent, wash away reductant and remain, at room temperature can obtain hollow conductive polyester fiber after drying.Gained fabric resistor rate is 2.03 Ω/cm, and elongation at break is 16%, and fiber is after 2000 bendings, and resistivity increases 5.2%.
Embodiment 3
(1) by surfactant B SA shitosan (mass ratio 2:1) be mixed with the aqueous solution of 1.0wt%; Cotton fiber is soaked 30min in joined solution, then takes out from solution, and it is dried 120min in ventilation, wash away that fiber surface and inwall remain, too much BSA, chitosan molecule with deionized water;
(2) the graphite oxide GO of individual layer or few layer is selected to prepare the aqueous solution of 1.5mg/mL, ultrasonic 60min under 135W, and the fiber prepared in (1) is immersed 15min in GO solution, and shake kinetodesma gently, make it fully contact with the GO aqueous solution, take out fiber and dry in ventilation;
(3) adopt hydrazine hydrate (85wt%) solution and deionized water to be made into the solution of volume ratio 1:10, under 90 DEG C of oil bath conditions, keep 60min, fiber is reduced;
(4) fiber after reduction is infiltrated washing through saturated sodium bicarbonate, water, methyl alcohol, alcohol solvent, wash away reductant and remain, at room temperature can obtain hollow conductive cotton fiber after drying.Gained fabric resistor rate is 1.98 Ω/cm, and elongation at break is 16%, and fiber is after 2000 bendings, and resistivity increases 4.7%.
Claims (7)
1. a preparation method for the polymer fiber of the high abrasion of conduction, comprising:
(1) surfactant formulatory is become the aqueous solution of 0.1-2.0wt%; Polymer fiber is soaked 10-60min in the solution, dries, wash away unnecessary surfactant molecule with deionized water;
(2) graphite oxide GO is selected to be mixed with the aqueous solution of 0.5-2.0mg/mL, ultrasonic, and above-mentioned polymer fiber is immersed 1-30min in GO solution, dry;
(3) by hydrazine hydrate solution and deionized water 1:10-1:1 wiring solution-forming by volume, 10-60min is kept or by hydroiodic acid and acetic acid aqueous solution 1:10-1:1 wiring solution-forming by volume under 60-95 DEG C of oil bath condition, normal temperature keeps 10-120min, reduces to fiber;
(4) fiber after reduction is infiltrated washing through solvent, wash away reductant and remain, at room temperature after drying, namely obtain the polymer fiber of the high abrasion of conduction.
2. the preparation method of the polymer fiber of the high abrasion of a kind of conduction according to claim 1, is characterized in that: the surfactant in described step (1) is one or both in shitosan, bovine serum albumin BSA.
3. the preparation method of the polymer fiber of the high abrasion of a kind of conduction according to claim 1, is characterized in that: the polymer fiber in described step (1) is the one in polypropylene fibre, cotton fibre, spandex, terylene, polyamide fibre 6, polyamide fibre 66, acrylic fibers.
4. the preparation method of the polymer fiber of the high abrasion of a kind of conduction according to claim 3, is characterized in that: described polymer fiber is monofilament or multifilament.
5. the preparation method of the polymer fiber of the high abrasion of a kind of conduction according to claim 1, is characterized in that: the graphite oxide GO individual layer in described step (1) or few layer.
6. the preparation method of the polymer fiber of the high abrasion of a kind of conduction according to claim 1, is characterized in that: the concentration of the hydrazine hydrate solution in described step (3) is 85wt%; The concentration of hydroiodic acid is 45wt%.
7. the preparation method of the polymer fiber of the high abrasion of a kind of conduction according to claim 1, is characterized in that: the solvent in described step (4) is one or more in saturated sodium bicarbonate, water, methyl alcohol, ethanol, acetone.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107881769A (en) * | 2017-12-15 | 2018-04-06 | 山东省圣泉生物质石墨烯研究院 | A kind of pen conductive fiber and preparation method thereof, capacitance pen and touch control device |
| CN108774879A (en) * | 2018-07-06 | 2018-11-09 | 东华大学 | A kind of preparation method of graphene coated conductive fiber |
| CN110306277A (en) * | 2019-07-15 | 2019-10-08 | 安徽东大滤材有限公司 | A kind of wear-resisting type automobile tire liner and its manufacturing method |
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| CN102634869A (en) * | 2012-01-05 | 2012-08-15 | 浙江大学 | Method for preparing high-strength conductive graphene fibers by dry spinning |
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| CN103966844A (en) * | 2014-05-23 | 2014-08-06 | 青岛大学 | Preparation method of graphene electroconductive composite fiber |
| CN104264260A (en) * | 2014-07-28 | 2015-01-07 | 四川大学 | Graphene/nanometer cellulose composite fibers and preparation method thereof |
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Patent Citations (7)
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| JP2004092906A (en) * | 2002-06-28 | 2004-03-25 | Du Pont Toray Co Ltd | Fiber composite material |
| CN102634869A (en) * | 2012-01-05 | 2012-08-15 | 浙江大学 | Method for preparing high-strength conductive graphene fibers by dry spinning |
| CN102619080A (en) * | 2012-04-01 | 2012-08-01 | 东华大学 | Preparation method of graphene coating polyacrylonitrile fiber composite material |
| US20130272950A1 (en) * | 2012-04-16 | 2013-10-17 | Electronics And Telecommunications Research Institute | Method of manufacturing a graphene fiber |
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| CN107881769A (en) * | 2017-12-15 | 2018-04-06 | 山东省圣泉生物质石墨烯研究院 | A kind of pen conductive fiber and preparation method thereof, capacitance pen and touch control device |
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| CN108774879A (en) * | 2018-07-06 | 2018-11-09 | 东华大学 | A kind of preparation method of graphene coated conductive fiber |
| CN110306277A (en) * | 2019-07-15 | 2019-10-08 | 安徽东大滤材有限公司 | A kind of wear-resisting type automobile tire liner and its manufacturing method |
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