CN106710665A - Filament fiber applying graphene modified material - Google Patents
Filament fiber applying graphene modified material Download PDFInfo
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- CN106710665A CN106710665A CN201611255280.6A CN201611255280A CN106710665A CN 106710665 A CN106710665 A CN 106710665A CN 201611255280 A CN201611255280 A CN 201611255280A CN 106710665 A CN106710665 A CN 106710665A
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- graphene
- fiber
- graphene oxide
- spinning
- filament
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Classifications
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
- H01B1/026—Alloys based on copper
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/04—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of carbon-silicon compounds, carbon or silicon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
- H01B5/02—Single bars, rods, wires, or strips
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Carbon And Carbon Compounds (AREA)
- Inorganic Fibers (AREA)
Abstract
The invention relates to filament fiber applying a graphene modified material, belonging to the technical field of new materials. The filament fiber consists of superfine metal net layer and graphene fiber, wherein the superfine metal net layer is weaved into a net shape by superfine metal wires, and covers the outer side of the graphene fiber. According to the technical scheme, the graphene fiber is coated by the superfine metal net layer, so that the mechanical strength of the graphene fiber can be improved, simultaneously certain enhancement action for improving the conductive stability is achieved, and the beneficial effect is obvious.
Description
Technical field
The present invention relates to a kind of material modified filament fiber of application Graphene, belong to new material technology field.
Background technology
Graphene is a kind of cellular flat film formed with sp2 hybrid forms by carbon atom, is a kind of only one of which
The quasi- two-dimensional material of atomic layer level thickness, so be called doing monoatomic layer graphite.Its thickness is about 0.335nm, according to preparation
Mode difference and there are different fluctuatings, generally in height about 1nm or so of vertical direction, horizontal direction width is about
10nm to 25nm, is all carbon crystals in addition to diamond（Zero dimension fullerene, one-dimensional CNT, said three-dimensional body is to graphite）Base
This construction unit.
Graphene self-discovery beginning just causes extensive concern, and it has highest intensity in known materials, while tool
There is excellent electric conductivity and thermal conductivity.So as to, Graphene can prepare high-performance fiber as a kind of preferable module units,
Aeroge, film and nano composite material, wherein graphene fiber are a class novel high-performance multifunctional fibrous materials, can be led to
Peroxidating Graphene liquid crystal is continuously prepared.During graphene fiber is prepared, acted on by electronation or thermal reduction, do not led
The graphene oxide of electricity can be converted into conductive Graphene.
However, experiment test shows the Graphene for being reduced and being come by graphene oxide still with structural conductive defect,
The raising of graphene fiber electric conductivity can largely be limited.Therefore, providing a kind of modified graphene filament fiber, make up
The conduction defect of existing structure is particularly important.
The content of the invention
It is fine the invention provides a kind of material modified long filament of application Graphene to solve problems of the prior art
Dimension, concrete technical scheme is as follows：
A kind of material modified filament fiber of application Graphene, the filament fiber is by superfine metal stratum reticulare and graphene fiber group
Into the superfine metal stratum reticulare is reticulated by Gas in Ultra-thin Metal Wires braiding, and the superfine metal stratum reticulare is coated on outside graphene fiber
Side.
Used as the improvement of above-mentioned technical proposal, the graphene fiber is made up of dry spinning.
Used as the improvement of above-mentioned technical proposal, the dry spinning step includes：
（1）Graphitic pretreatment, graphite raw material, sulfuric acid, potassium peroxydisulfate and phosphorus pentoxide are mixed, and are stirred at 50 DEG C~110 DEG C
Mixing is mixed, is dried after filtering, the graphite material that will be obtained mixes with sulfuric acid and potassium permanganate, stirred and evenly mixed at 0 DEG C~15 DEG C,
It is subsequently adding deionized water and hydrogen peroxide stirring is at the uniform velocity stirred, after filtering, clean to neutrality, obtains pre-oxidizing Graphene；
（2）Prepared by graphene oxide, by step（1）In the pre-oxidation Graphene that obtains mix with sulfuric acid and potassium permanganate, 0
DEG C~15 DEG C at stir and evenly mix, be subsequently adding deionized water and hydrogen peroxide stirring at the uniform velocity stir, after filtering, clean to neutrality, do
Graphene oxide is obtained after dry；
（3）Prepared by graphene oxide colloidal sol, by step（2）The graphene oxide for obtaining is dissolved in acetone-water mixed solvent, ultrasound
Graphene oxide spinning lyosol is obtained after treatment；
（4）Prepared by graphene fiber, by step（3）The graphene oxide spinning lyosol for obtaining is by spinning capillary at 70 DEG C
Spinning at~110 DEG C, obtains graphene oxide filament, graphene oxide filament is first used into sodium borohydride reduction, then use water
Hydrazine reduction is closed, drying is washed, graphene fiber is obtained.
Used as the improvement of above-mentioned technical proposal, the superfine metal stratum reticulare is ultra-fine copper cash or ultra-fine silver wire.
Above-mentioned technical proposal is coated by superfine metal stratum reticulare to graphene fiber, can improve graphene fiber
Mechanical strength while, to improve conductive stability have a certain degree of facilitation, beneficial effect is notable.
Specific embodiment
The invention provides a kind of material modified filament fiber of application Graphene, the filament fiber is by superfine metal stratum reticulare
Constituted with graphene fiber, wherein superfine metal stratum reticulare is reticulated by Gas in Ultra-thin Metal Wires braiding, and superfine metal stratum reticulare is coated on stone
Black alkene fiber outside, the technical scheme is coated by superfine metal stratum reticulare to graphene fiber, can improve Graphene
While the mechanical strength of fiber, to improving conductive stability important in inhibiting.
Superfine metal stratum reticulare is ultra-fine copper cash or ultra-fine silver wire in such scheme, and the diameter of ultra-fine copper cash or ultra-fine silver wire exists
Between 10 μm~500 μm.
Graphene fiber is made up of dry spinning, and dry spinning step includes：
（1）Graphitic pretreatment, graphite raw material, sulfuric acid, potassium peroxydisulfate and phosphorus pentoxide are mixed, and are stirred at 50 DEG C~110 DEG C
Mixing is mixed, is dried after filtering, the graphite material that will be obtained mixes with sulfuric acid and potassium permanganate, stirred and evenly mixed at 0 DEG C~15 DEG C,
It is subsequently adding deionized water and hydrogen peroxide stirring is at the uniform velocity stirred, after filtering, clean to neutrality, obtains pre-oxidizing Graphene；
（2）Prepared by graphene oxide, by step（1）In the pre-oxidation Graphene that obtains mix with sulfuric acid and potassium permanganate, 0
DEG C~15 DEG C at stir and evenly mix, be subsequently adding deionized water and hydrogen peroxide stirring at the uniform velocity stir, after filtering, clean to neutrality, do
Graphene oxide is obtained after dry；
（3）Prepared by graphene oxide colloidal sol, by step（2）The graphene oxide for obtaining is dissolved in acetone-water mixed solvent, ultrasound
Graphene oxide spinning lyosol is obtained after treatment；
（4）Prepared by graphene fiber, by step（3）The graphene oxide spinning lyosol for obtaining is by spinning capillary at 70 DEG C
Spinning at~110 DEG C, obtains graphene oxide filament, graphene oxide filament is first used into sodium borohydride reduction, then use water
Hydrazine reduction is closed, drying is washed, graphene fiber is obtained.
It is described in detail with reference to specific embodiment.
Embodiment one
The preparation of filament fiber product is carried out in accordance with the following methods：
（1）Graphitic pretreatment, by 1.3g graphite raw materials, 20ml sulfuric acid（Mass concentration 80%）, 1.2g potassium peroxydisulfates and the oxygen of 0.7g five
Change two phosphorus mixing, stirred and evenly mixed at 90 DEG C, after filtering dry, the graphite material that will be obtained again with 20ml sulfuric acid and 1.0g Gao Meng
Sour potassium mixing, stirs and evenly mixs at 7 DEG C, is subsequently adding 200ml deionized waters and the stirring of 5ml hydrogen peroxide is at the uniform velocity stirred, after filtering,
Cleaning is neutral to PH, obtains pre-oxidizing Graphene；
（2）Prepared by graphene oxide, by step（1）In the pre-oxidation Graphene that obtains it is mixed with 20ml sulfuric acid and 1.2g potassium permanganate
Close, stirred and evenly mixed at 7 DEG C, be subsequently adding 150ml deionized waters and the stirring of 5ml hydrogen peroxide is at the uniform velocity stirred, after filtering, cleaning
To neutral, graphene oxide is obtained after drying；
（3）Prepared by graphene oxide colloidal sol, by step（2）The graphene oxide for obtaining is dissolved in 100ml acetone-water mixed solvents
In, graphene oxide spinning lyosol is obtained after 30KHz is ultrasonically treated；
（4）Prepared by graphene fiber, by step（3）The graphene oxide spinning lyosol for obtaining is by spinning capillary 100
Spinning at DEG C, extruded velocity is 50ml/h, and capillary diameter is 1 ㎜, stops obtain graphene oxide filament in atmosphere, will
Graphene oxide filament first uses sodium borohydride reduction, then with hydrazine hydrate reduction, washs drying, obtains graphene fiber；
（5）Prepared by filament fiber, with graphene fiber as core body, the ultra-fine copper cash by many diameters at 50 μm weaves around core body
Structure is reticulated, filament fiber is made, after testing, product electrical efficiency is compared with conventional wires and pure graphene fiber
Improve.
Embodiment two
The preparation of filament fiber product is carried out in accordance with the following methods：
（1）Graphitic pretreatment, by 1.2g graphite raw materials, 20ml sulfuric acid（Mass concentration 80%）, 1.2g potassium peroxydisulfates and the oxygen of 0.7g five
Change the mixing of two phosphorus, stirred and evenly mixed at 100 DEG C, dried after filtering, the graphite material that will be obtained is high with 20ml sulfuric acid and 1.1g again
Potassium manganate mixes, and is stirred and evenly mixed at 3 DEG C, is subsequently adding 200ml deionized waters and the stirring of 5ml hydrogen peroxide is at the uniform velocity stirred, and filters
Afterwards, cleaning is neutral to PH, obtains pre-oxidizing Graphene；
（2）Prepared by graphene oxide, by step（1）In the pre-oxidation Graphene that obtains it is mixed with 20ml sulfuric acid and 1.2g potassium permanganate
Close, stirred and evenly mixed at 7 DEG C, be subsequently adding 150ml deionized waters and the stirring of 5ml hydrogen peroxide is at the uniform velocity stirred, after filtering, cleaning
To neutral, graphene oxide is obtained after drying；
（3）Prepared by graphene oxide colloidal sol, by step（2）The graphene oxide for obtaining is dissolved in 100ml acetone-water mixed solvents
In, graphene oxide spinning lyosol is obtained after 30KHz is ultrasonically treated；
（4）Prepared by graphene fiber, by step（3）The graphene oxide spinning lyosol for obtaining is by spinning capillary at 80 DEG C
Lower spinning, extruded velocity is 50ml/h, and capillary diameter is 1 ㎜, stops obtain graphene oxide filament in atmosphere, by oxygen
Graphite alkene filament first uses sodium borohydride reduction, then with hydrazine hydrate reduction, washs drying, obtains graphene fiber；
（5）Prepared by filament fiber, with graphene fiber as core body, the ultra-fine copper cash by many diameters at 40 μm weaves around core body
Structure is reticulated, filament fiber is made, after testing, product electrical efficiency is compared with conventional wires and pure graphene fiber
Improve.
Embodiment three
The preparation of filament fiber product is carried out in accordance with the following methods：
（1）Graphitic pretreatment, by 1.0g graphite raw materials, 15ml sulfuric acid（Mass concentration 80%）, 1.0g potassium peroxydisulfates and the oxygen of 0.5g five
Change the mixing of two phosphorus, stirred and evenly mixed at 110 DEG C, dried after filtering, the graphite material that will be obtained is high with 15ml sulfuric acid and 0.8g again
Potassium manganate mixes, and is stirred and evenly mixed at 0 DEG C, is subsequently adding 200ml deionized waters and the stirring of 5ml hydrogen peroxide is at the uniform velocity stirred, and filters
Afterwards, cleaning is neutral to PH, obtains pre-oxidizing Graphene；
（2）Prepared by graphene oxide, by step（1）In the pre-oxidation Graphene that obtains it is mixed with 15ml sulfuric acid and 1.0g potassium permanganate
Close, stirred and evenly mixed at 0 DEG C, be subsequently adding 150ml deionized waters and the stirring of 5ml hydrogen peroxide is at the uniform velocity stirred, after filtering, cleaning
To neutral, graphene oxide is obtained after drying；
（3）Prepared by graphene oxide colloidal sol, by step（2）The graphene oxide for obtaining is dissolved in 100ml acetone-water mixed solvents
In, graphene oxide spinning lyosol is obtained after 30KHz is ultrasonically treated；
（4）Prepared by graphene fiber, by step（3）The graphene oxide spinning lyosol for obtaining is by spinning capillary at 80 DEG C
Lower spinning, extruded velocity is 50ml/h, and capillary diameter is 1 ㎜, stops obtain graphene oxide filament in atmosphere, by oxygen
Graphite alkene filament first uses sodium borohydride reduction, then with hydrazine hydrate reduction, washs drying, obtains graphene fiber；
（5）Prepared by filament fiber, with graphene fiber as core body, the ultra-fine copper cash by many diameters at 40 μm weaves around core body
Structure is reticulated, filament fiber is made, after testing, product electrical efficiency is compared with conventional wires and pure graphene fiber
Improve.
Example IV
The preparation of filament fiber product is carried out in accordance with the following methods：
（1）Graphitic pretreatment, by 1.3g graphite raw materials, 20ml sulfuric acid（Mass concentration 80%）, 1.2g potassium peroxydisulfates and the oxygen of 0.7g five
Change two phosphorus mixing, stirred and evenly mixed at 90 DEG C, after filtering dry, the graphite material that will be obtained again with 20ml sulfuric acid and 1.0g Gao Meng
Sour potassium mixing, stirs and evenly mixs at 7 DEG C, is subsequently adding 200ml deionized waters and the stirring of 5ml hydrogen peroxide is at the uniform velocity stirred, after filtering,
Cleaning is neutral to PH, obtains pre-oxidizing Graphene；
（2）Prepared by graphene oxide, by step（1）In the pre-oxidation Graphene that obtains it is mixed with 20ml sulfuric acid and 1.2g potassium permanganate
Close, stirred and evenly mixed at 7 DEG C, be subsequently adding 150ml deionized waters and the stirring of 5ml hydrogen peroxide is at the uniform velocity stirred, after filtering, cleaning
To neutral, graphene oxide is obtained after drying；
（3）Prepared by graphene oxide colloidal sol, by step（2）The graphene oxide for obtaining is dissolved in 100ml acetone-water mixed solvents
In, graphene oxide spinning lyosol is obtained after 30KHz is ultrasonically treated；
（4）Prepared by graphene fiber, by step（3）The graphene oxide spinning lyosol for obtaining is by spinning capillary 100
Spinning at DEG C, extruded velocity is 50ml/h, and capillary diameter is 1 ㎜, stops obtain graphene oxide filament in atmosphere, will
Graphene oxide filament first uses sodium borohydride reduction, then with hydrazine hydrate reduction, washs drying, obtains graphene fiber；
（5）Prepared by filament fiber, with graphene fiber as core body, the ultra-fine silver wire by many diameters at 50 μm weaves around core body
Structure is reticulated, filament fiber is made, after testing, product electrical efficiency is compared with conventional wires and pure graphene fiber
Improve, and electrical efficiency is higher than using ultra-fine copper cash as mesh grid material in embodiment one, but manufacturing cost is relatively more
It is high.
Claims (4)
1. the material modified filament fiber of a kind of application Graphene, it is characterised in that the filament fiber is by superfine metal stratum reticulare
Constituted with graphene fiber, the superfine metal stratum reticulare is reticulated by Gas in Ultra-thin Metal Wires braiding, the superfine metal stratum reticulare cladding
On the outside of graphene fiber.
2. a kind of material modified filament fiber of application Graphene as claimed in claim 1, it is characterised in that the Graphene
Fiber is made up of dry spinning.
3. the material modified filament fiber of a kind of application Graphene as claimed in claim 2, it is characterised in that the dry method is spun
Silk step includes：
（1）Graphitic pretreatment, graphite raw material, sulfuric acid, potassium peroxydisulfate and phosphorus pentoxide are mixed, and are stirred at 50 DEG C~110 DEG C
Mixing is mixed, is dried after filtering, the graphite material that will be obtained mixes with sulfuric acid and potassium permanganate, stirred and evenly mixed at 0 DEG C~15 DEG C,
It is subsequently adding deionized water and hydrogen peroxide stirring is at the uniform velocity stirred, after filtering, clean to neutrality, obtains pre-oxidizing Graphene；
（2）Prepared by graphene oxide, by step（1）In the pre-oxidation Graphene that obtains mix with sulfuric acid and potassium permanganate, 0
DEG C~15 DEG C at stir and evenly mix, be subsequently adding deionized water and hydrogen peroxide stirring at the uniform velocity stir, after filtering, clean to neutrality, do
Graphene oxide is obtained after dry；
（3）Prepared by graphene oxide colloidal sol, by step（2）The graphene oxide for obtaining is dissolved in acetone-water mixed solvent, ultrasound
Graphene oxide spinning lyosol is obtained after treatment；
（4）Prepared by graphene fiber, by step（3）The graphene oxide spinning lyosol for obtaining is by spinning capillary at 70 DEG C
Spinning at~110 DEG C, obtains graphene oxide filament, graphene oxide filament is first used into sodium borohydride reduction, then use water
Hydrazine reduction is closed, drying is washed, graphene fiber is obtained.
4. a kind of material modified filament fiber of application Graphene as claimed in claim 1, it is characterised in that the ultra-fine gold
Category stratum reticulare is ultra-fine copper cash or ultra-fine silver wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611255280.6A CN106710665A (en) | 2016-12-30 | 2016-12-30 | Filament fiber applying graphene modified material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611255280.6A CN106710665A (en) | 2016-12-30 | 2016-12-30 | Filament fiber applying graphene modified material |
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| CN106710665A true CN106710665A (en) | 2017-05-24 |
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ID=58904840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611255280.6A Pending CN106710665A (en) | 2016-12-30 | 2016-12-30 | Filament fiber applying graphene modified material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108048956A (en) * | 2018-01-05 | 2018-05-18 | 苏州大学 | It is a kind of to twist with the fingers graphene fiber and preparation method thereof certainly |
| CN108706955A (en) * | 2018-08-09 | 2018-10-26 | 李群华 | Aerogel composite, extensible structure, the application in climate regulation field |
-
2016
- 2016-12-30 CN CN201611255280.6A patent/CN106710665A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108048956A (en) * | 2018-01-05 | 2018-05-18 | 苏州大学 | It is a kind of to twist with the fingers graphene fiber and preparation method thereof certainly |
| CN108706955A (en) * | 2018-08-09 | 2018-10-26 | 李群华 | Aerogel composite, extensible structure, the application in climate regulation field |
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