CN106219989A - A kind of preparation method of Graphene modification composite glass fiber - Google Patents
A kind of preparation method of Graphene modification composite glass fiber Download PDFInfo
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- CN106219989A CN106219989A CN201610612845.5A CN201610612845A CN106219989A CN 106219989 A CN106219989 A CN 106219989A CN 201610612845 A CN201610612845 A CN 201610612845A CN 106219989 A CN106219989 A CN 106219989A
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C13/00—Fibre or filament compositions
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/10—Coating
- C03C25/48—Coating with two or more coatings having different compositions
- C03C25/52—Coatings containing inorganic materials only
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/66—Chemical treatment, e.g. leaching, acid or alkali treatment
- C03C25/68—Chemical treatment, e.g. leaching, acid or alkali treatment by etching
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- Inorganic Chemistry (AREA)
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Abstract
The invention discloses a kind of Graphene modification composite glass fiber and preparation method thereof, described preparation method comprises the following steps: (1) prepares glass fibre；(2) glass fibre pretreatment；(3) weighing graphene quantum dot and be configured to the dispersion soln that concentration is 0.1 ~ 1mg/ml, solvent is water, acetone or dimethyl sulfoxide；Ultrasonic agitation 80 ~ 100ml graphene quantum dot dispersion soln, is added thereto pretreated glass fibre, and ultrasonic agitation speed halves, and impregnates 30 ~ 60min；Taking-up glass fibre cleans, and dries, stand-by；(4) Graphene modification composite glass fiber is prepared.Obtained composite glass fiber has more excellent mechanical strength, and products material is easy to get, it is easy to industrialized production, will expand the range of application of glass fiber compound material further.
Description
Technical field
The present invention relates to know clearly the preparation method of a kind of Graphene modification composite glass fiber.
Background technology
(English original name is glass fibre: glass fiber or fiberglass) be the inorganic non-gold of a kind of excellent performance
Belonging to material, of a great variety, advantage is good insulating, thermostability is strong, corrosion resistance good, and mechanical strength is high, but shortcoming is that property is crisp, resistance to
Mill property is poor.It is usually with glass bead or discarded glass for raw material through high temperature melting, wire drawing, doff, the technique manufacture such as weave cotton cloth
Become, a diameter of several microns of its monofilament to twenties meters micron, be equivalent to the 1/20 ~ 1/5 of a hairline, often restraint fibre
Dimension precursor is all made up of hundreds of the most thousands of monofilament.
Graphene, as the allotrope of carbon, is that carbon atom has alveolate texture by what sp2 orbital hybridization was formed
Monolayer two dimensional crystal material, good mechanical performance that Graphene has, chemical stability etc. also will be in fields such as composites
Have broad application prospects.
At present, although have and Graphene is coated on fiberglass surfacing with the physical property of reinforcing glass fiber, expand
It is in the application in the fields such as resin material, but it is not highly desirable for improving effect, need to further enhance.
Summary of the invention
The technical problem to be solved there is provided a kind of Graphene modification composite glass fiber and preparation side thereof
Method, obtained composite glass fiber has more excellent mechanical strength, and products material is easy to get, it is easy to industrialized production, will
Expand the range of application of glass fiber compound material further.
The technical problem to be solved is achieved by the following technical programs:
The preparation method of a kind of Graphene modification composite glass fiber, comprises the following steps:
(1) glass fibre is prepared: by 50 ~ 55% SiO2,10 ~ 15%B2O3,5 ~ 10%Na2O, 10 ~ 15%Al2O3,15 ~ 20%CaO
And 0.1 ~ 0.5% multi-walled carbon nano-tubes or porous graphene crushing, stirring mixing after, be placed in the corundum crucible of 400mL, use silicon molybdenum
Rod resistance furnace is founded, and charge temperature is 1370 DEG C, and melted clarifying temp is 1450 ± 10 DEG C, comes out of the stove in 1200 DEG C, moulding by casting,
Send in Muffle furnace, in 500 DEG C of annealing, prepare glass；Prepared glass is heated to the temperature 1050 DEG C of wire drawing viscosity, draws
Become the glass fibre about diameter about 10 μm；
(2) glass fibre pretreatment: after taking 5 ~ 50 parts of glass fibre split-phases, molten at the HCl that 80 ~ 100ml concentration is 1 ~ 2mol/L
Carrying out acidleach process in liquid, it is to carry out under the conditions of constant temperature 90 ~ 95 DEG C that acidleach processes, and makes the Na2O-separated in glass fibre
B2O3 phased soln adds NH4Cl solution that 5 ~ 10ml concentration is 40% as buffer agent in acid, acid, and the acid treatment time is 30 ~
60min；Through rinse dehydration, drying, obtain pretreated glass fiber；
(3) weighing graphene quantum dot (particle diameter about 2 ~ 10nm) and be configured to the dispersion soln that concentration is 0.1 ~ 1mg/ml, solvent is
Water, acetone or dimethyl sulfoxide；Ultrasonic agitation (300 ~ 500W ultrasonic power, 200 ~ 300rpm mixing speed) 80 ~ 100ml graphite
Alkene quantum dot dispersion soln, is added thereto pretreated glass fibre, and ultrasonic agitation speed halves, and impregnates 30 ~ 60min,
Period avoids fibre matting, impact coating effect；Taking-up glass fibre cleans, and dries, stand-by；
(4) weighing Graphene and be configured to the graphene dispersion solution that concentration is 0.2 ~ 0.8mg/ml, solvent is water, acetone or diformazan
Base sulfoxide；Ultrasonic agitation (300 ~ 500W ultrasonic power, 200 ~ 300rpm mixing speed) 80 ~ 100ml graphene dispersion solution, adds
Enter the glass fibre that step (3) prepares, ultrasonic agitation 10min, then move in the reactor of politef, at 80 ~ 120 DEG C
Lower insulation 15 ~ 30min；
(5) take out glass fibre to clean, dry, obtain Graphene modification composite glass fiber.
There is advantages that
Compared to common glass fibre, the composite glass fiber obtained by the present invention has more excellent mechanical strength, produces
Product raw material is easy to get, it is easy to industrialized production, will expand the range of application of glass fiber compound material further.Composite glass fiber
Can be as the implant of injected plastics material, to increase the mechanical performance of sheet material, bulk.
Detailed description of the invention
Below in conjunction with embodiment, the present invention will be described in detail, and embodiment is only the preferred embodiment of the present invention,
It it not limitation of the invention.
Embodiment 1
The preparation method of a kind of Graphene modification composite glass fiber, comprises the following steps:
(1) glass fibre is prepared: after 51% SiO2,15%B2O3,6%Na2O, 10%Al2O3 and 18%CaO crushing, stirring mixing,
Being placed in the corundum crucible of 400mL, found with Si-Mo rod resistance furnace, charge temperature is 1370 DEG C, and melted clarifying temp is 1450
± 10 DEG C, come out of the stove in 1200 DEG C, moulding by casting, send in Muffle furnace, in 500 DEG C of annealing, prepare glass；Prepared glass is added
Heat, to the temperature 1050 DEG C of wire drawing viscosity, is drawn into the glass fibre about diameter about 10 μm；
(2) glass fibre pretreatment: after taking 45 parts of glass fibre split-phases, is carried out in the HCl solution that 100ml concentration is 2mol/L
Acidleach processes, and it is to carry out under the conditions of constant temperature 95 DEG C that acidleach processes, make the Na2O-B2O3 phased soln that separates in glass fibre in
Acid, in acid add 5ml concentration be the NH4Cl solution of 40% as buffer agent, the acid treatment time is 30min；Through rinse dehydration, baking
Dry, obtain pretreated glass fiber；
(3) weigh graphene quantum dot (particle diameter about 2nm) and be configured to the dispersion soln that concentration is 0.3mg/ml, solvent be water, third
Ketone or dimethyl sulfoxide；The dispersion of ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 100ml graphene quantum dot is molten
Liquid, is added thereto pretreated glass fibre, and ultrasonic agitation speed halves, and impregnates 60min, and period avoids fibre matting,
Impact coating effect；Taking-up glass fibre cleans, and dries, stand-by；
(4) weighing Graphene and be configured to the graphene dispersion solution that concentration is 0.5mg/ml, solvent is that water, acetone or dimethyl are sub-
Sulfone；Ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 80ml graphene dispersion solution, adds what step (3) prepared
Glass fibre, ultrasonic agitation 10min, then move in the reactor of politef, at 100 DEG C, be incubated 15min；
(5) take out glass fibre to clean, dry, obtain Graphene modification composite glass fiber.
Embodiment 2
The preparation method of a kind of Graphene modification composite glass fiber, comprises the following steps:
(1) glass fibre is prepared: after 51% SiO2,15%B2O3,6%Na2O, 10%Al2O3 and 18%CaO crushing, stirring mixing,
Being placed in the corundum crucible of 400mL, found with Si-Mo rod resistance furnace, charge temperature is 1370 DEG C, and melted clarifying temp is 1450
± 10 DEG C, come out of the stove in 1200 DEG C, moulding by casting, send in Muffle furnace, in 500 DEG C of annealing, prepare glass；Prepared glass is added
Heat, to the temperature 1050 DEG C of wire drawing viscosity, is drawn into the glass fibre about diameter about 10 μm；
(2) glass fibre pretreatment: after taking 20 parts of glass fibre split-phases, is carried out in the HCl solution that 100ml concentration is 2mol/L
Acidleach processes, and it is to carry out under the conditions of constant temperature 95 DEG C that acidleach processes, make the Na2O-B2O3 phased soln that separates in glass fibre in
Acid, in acid add 5ml concentration be the NH4Cl solution of 40% as buffer agent, the acid treatment time is 30min；Through rinse dehydration, baking
Dry, obtain pretreated glass fiber；
(3) weigh graphene quantum dot (particle diameter about 5nm) and be configured to the dispersion soln that concentration is 0.1mg/ml, solvent be water, third
Ketone or dimethyl sulfoxide；The dispersion of ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 100ml graphene quantum dot is molten
Liquid, is added thereto pretreated glass fibre, and ultrasonic agitation speed halves, and impregnates 60min, and period avoids fibre matting,
Impact coating effect；Taking-up glass fibre cleans, and dries, stand-by；
(4) weighing Graphene and be configured to the graphene dispersion solution that concentration is 0.2mg/ml, solvent is that water, acetone or dimethyl are sub-
Sulfone；Ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 100ml graphene dispersion solution, adds what step (3) prepared
Glass fibre, ultrasonic agitation 10min, then move in the reactor of politef, at 80 DEG C, be incubated 30min；
(5) take out glass fibre to clean, dry, obtain Graphene modification composite glass fiber.
Embodiment 3
The preparation method of a kind of Graphene modification composite glass fiber, comprises the following steps:
(1) glass fibre is prepared: after 51% SiO2,15%B2O3,6%Na2O, 10%Al2O3 and 18%CaO crushing, stirring mixing,
Being placed in the corundum crucible of 400mL, found with Si-Mo rod resistance furnace, charge temperature is 1370 DEG C, and melted clarifying temp is 1450
± 10 DEG C, come out of the stove in 1200 DEG C, moulding by casting, send in Muffle furnace, in 500 DEG C of annealing, prepare glass；Prepared glass is added
Heat, to the temperature 1050 DEG C of wire drawing viscosity, is drawn into the glass fibre about diameter about 10 μm；
(2) glass fibre pretreatment: after taking 50 parts of glass fibre split-phases, is carried out in the HCl solution that 100ml concentration is 2mol/L
Acidleach processes, and it is to carry out under the conditions of constant temperature 95 DEG C that acidleach processes, make the Na2O-B2O3 phased soln that separates in glass fibre in
Acid, in acid add 5ml concentration be the NH4Cl solution of 40% as buffer agent, the acid treatment time is 30min；Through rinse dehydration, baking
Dry, obtain pretreated glass fiber；
(3) graphene quantum dot (being made up of, particle diameter is respectively 2 ~ 4nm, 5 ~ 7nm and 7 ~ 10nm) is weighed three kinds of different-grain diameter equalizations
Being configured to the dispersion soln that concentration is 0.6mg/ml, solvent is water, acetone or dimethyl sulfoxide；Ultrasonic agitation (the ultrasonic merit of 500W
Rate, 200rpm mixing speed) 100ml graphene quantum dot dispersion soln, pretreated glass fibre is added thereto, ultrasonic
Mixing speed halves, and impregnates 60min, and period avoids fibre matting, impact coating effect；Taking-up glass fibre cleans, and dries, treats
With；
(4) weighing Graphene and be configured to the graphene dispersion solution that concentration is 0.8mg/ml, solvent is that water, acetone or dimethyl are sub-
Sulfone；Ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 80ml graphene dispersion solution, adds what step (3) prepared
Glass fibre, ultrasonic agitation 10min, then move in the reactor of politef, at 120 DEG C, be incubated 20min；
(5) take out glass fibre to clean, dry, obtain Graphene modification composite glass fiber.
Embodiment 4
Preparation method based on embodiment 1, difference is: step (1), particularly as follows: by 50.9% SiO2,15%B2O3,6%
After Na2O, 10%Al2O3,18%CaO and 0.1% multi-walled carbon nano-tubes (OD about 8nm) crushing, stirring mix, it is placed on the corundum of 400mL
In crucible, founding with Si-Mo rod resistance furnace, charge temperature is 1370 DEG C, and melted clarifying temp is 1450 ± 10 DEG C, in 1200 DEG C
Come out of the stove, moulding by casting, send in Muffle furnace, in 500 DEG C of annealing, prepare glass；Prepared glass is heated to wire drawing viscosity
Temperature 1050 DEG C, is drawn into the glass fibre about diameter about 10 μm.
Embodiment 5
Preparation method based on embodiment 1, difference is: step (1), particularly as follows: by 50.5% SiO2,15%B2O3,6%
After Na2O, 10%Al2O3,18%CaO and 0.5% multi-walled carbon nano-tubes (OD about 8nm) crushing, stirring mix, it is placed on the corundum of 400mL
In crucible, founding with Si-Mo rod resistance furnace, charge temperature is 1370 DEG C, and melted clarifying temp is 1450 ± 10 DEG C, in 1200 DEG C
Come out of the stove, moulding by casting, send in Muffle furnace, in 500 DEG C of annealing, prepare glass；Prepared glass is heated to wire drawing viscosity
Temperature 1050 DEG C, is drawn into the glass fibre about diameter about 10 μm.
Embodiment 6
Preparation method based on embodiment 1, difference is: step (1), particularly as follows: by 50.7% SiO2,15%B2O3,6%
After Na2O, 10%Al2O3,18%CaO and 0.3% porous graphene (2 ~ 5 layers, hole size about 3 ~ 6nm) crushing, stirring mix, it is placed on
In the corundum crucible of 400mL, founding with Si-Mo rod resistance furnace, charge temperature is 1370 DEG C, and melted clarifying temp is 1450 ± 10
DEG C, come out of the stove in 1200 DEG C, moulding by casting, send in Muffle furnace, in 500 DEG C of annealing, prepare glass；Prepared glass is heated to
The temperature of wire drawing viscosity 1050 DEG C, is drawn into the glass fibre about diameter about 10 μm.
Comparative example 1
The preparation method of a kind of Graphene modification composite glass fiber, comprises the following steps:
(1) configuration molar concentration is the sodium hydroxide solution of 8mol/L, is put into by glass fibre in sodium hydroxide solution, ultrasound wave
Process 60min, obtain the glass fibre of rough surface, through rinse dehydration, drying, obtain pretreated glass fiber；
(2) weighing Graphene and be configured to the graphene dispersion solution that concentration is 0.5mg/ml, solvent is that water, acetone or dimethyl are sub-
Sulfone；Ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 80ml graphene dispersion solution, adds what step (1) prepared
Glass fibre, ultrasonic agitation 10min, then move in the reactor of politef, at 100 DEG C, be incubated 15min；
(3) take out glass fibre to clean, dry, obtain Graphene modification composite glass fiber.
Comparative example 2
The preparation method of a kind of Graphene modification composite glass fiber, comprises the following steps:
(1) glass fibre is prepared: after 51% SiO2,15%B2O3,6%Na2O, 10%Al2O3 and 18%CaO crushing, stirring mixing,
Being placed in the corundum crucible of 400mL, found with Si-Mo rod resistance furnace, charge temperature is 1370 DEG C, and melted clarifying temp is 1450
± 10 DEG C, come out of the stove in 1200 DEG C, moulding by casting, send in Muffle furnace, in 500 DEG C of annealing, prepare glass；Prepared glass is added
Heat, to the temperature 1050 DEG C of wire drawing viscosity, is drawn into the glass fibre about diameter about 10 μm；
(2) weighing Graphene and be configured to the graphene dispersion solution that concentration is 0.5mg/ml, solvent is that water, acetone or dimethyl are sub-
Sulfone；Ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 80ml graphene dispersion solution, adds what step (1) prepared
Glass fibre, ultrasonic agitation 10min, then move in the reactor of politef, at 100 DEG C, be incubated 15min；
(3) take out glass fibre to clean, dry, obtain Graphene modification composite glass fiber.
Graphene modification composite glass fiber and commercially available glass fibre that embodiment 1 ~ 6 and comparative example 1 ~ 2 prepare often are pressed
The application of rule method to (below as a example by nylon material) in resin composite materials and carries out quantitative measurement, and result see table:
Embodiment described above only have expressed embodiments of the present invention, therefore it describes more concrete and detailed, but can not be
And it is interpreted as the restriction to the scope of the claims of the present invention, as long as using the technical side that the form of equivalent or equivalent transformation is obtained
Case, all should fall within the scope and spirit of the invention.
Claims (6)
1. a preparation method for Graphene modification composite glass fiber, comprises the following steps:
(1) glass fibre is prepared: by 50 ~ 55% SiO2,10 ~ 15%B2O3,5 ~ 10%Na2O, 10 ~ 15%Al2O3,15 ~ 20%CaO
And 0.1 ~ 0.5% multi-walled carbon nano-tubes or porous graphene crushing, stirring mixing after, be placed in the corundum crucible of 400mL, use silicon molybdenum
Rod resistance furnace is founded, and charge temperature is 1370 DEG C, and melted clarifying temp is 1450 ± 10 DEG C, comes out of the stove in 1200 DEG C, moulding by casting,
Send in Muffle furnace, in 500 DEG C of annealing, prepare glass；Prepared glass is heated to the temperature 1050 DEG C of wire drawing viscosity, draws
Become the glass fibre about diameter about 10 μm；
(2) glass fibre pretreatment；
(3) weighing graphene quantum dot and be configured to the dispersion soln that concentration is 0.1 ~ 1mg/ml, solvent is water, acetone or dimethyl
Sulfoxide；Ultrasonic agitation 80 ~ 100ml graphene quantum dot dispersion soln, is added thereto pretreated glass fibre, ultrasonic stirs
Mix speed to halve, impregnate 30 ~ 60min；Taking-up glass fibre cleans, and dries, stand-by；
(4) weighing Graphene and be configured to the graphene dispersion solution that concentration is 0.2 ~ 0.8mg/ml, solvent is water, acetone or diformazan
Base sulfoxide；Ultrasonic agitation 80 ~ 100ml graphene dispersion solution, adds the glass fibre that step (3) prepares, ultrasonic agitation
10min, then moves in the reactor of politef, is incubated 15 ~ 30min at 80 ~ 120 DEG C；
(5) take out glass fibre to clean, dry, obtain Graphene modification composite glass fiber.
The preparation method of Graphene modification composite glass fiber the most according to claim 1, it is characterised in that described step
(2) specifically include following steps: after taking 5 ~ 50 parts of glass fibre split-phases, in the HCl solution that concentration is 1 ~ 2mol/L, carry out acid
Leaching processes, and it is to carry out under the conditions of constant temperature 90 ~ 95 DEG C that acidleach processes, make the Na2O-B2O3 phased soln that separates in glass fibre in
Acid, in acid add concentration be the NH4Cl solution of 40% as buffer agent, the acid treatment time is 30 ~ 60min；Through rinse dehydration, baking
Dry, obtain pretreated glass fiber.
The preparation method of Graphene modification composite glass fiber the most according to claim 1, it is characterised in that described graphite
The particle diameter of alkene quantum dot is 2 ~ 10nm.
The preparation method of Graphene modification composite glass fiber the most according to claim 1, it is characterised in that described many walls
The OD of CNT is 8nm.
The preparation method of Graphene modification composite glass fiber the most according to claim 1, it is characterised in that described porous
Graphene is 2 ~ 5 layers, and hole size is the porous graphene of 3 ~ 6nm.
6. the Graphene modification composite glass fiber that the method according to any one of claim 1 to 5 prepares.
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Cited By (5)
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| CN109098030A (en) * | 2018-08-24 | 2018-12-28 | 宿迁南航新材料与装备制造研究院有限公司 | A kind of preparation method of graphene modified glass-fiber paper |
| CN111087176A (en) * | 2018-10-23 | 2020-05-01 | 南京化学工业园环保产业协同创新有限公司 | Graphene material composite glass and preparation method thereof |
| CN111267427A (en) * | 2020-03-03 | 2020-06-12 | 长安大学 | Anti-impact light plastic cover plate material for cable duct and preparation method thereof |
| CN112663330A (en) * | 2019-12-24 | 2021-04-16 | 中科量子(广州)新材料有限公司 | Fiber, non-woven fabric, mask cloth and mask containing nano graphene and preparation method |
| CN118084357A (en) * | 2024-04-24 | 2024-05-28 | 陕西华特新材料股份有限公司 | Preparation method of graphene-coated composite glass fiber based on parameter optimization |
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| RU2737438C1 (en) * | 2020-06-18 | 2020-11-30 | Акционерное общество "НПО Стеклопластик" | Method of producing high-temperature resistant silica fiber |
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| CN101003418A (en) * | 2006-07-14 | 2007-07-25 | 上海兰度科技有限公司 | Composite Nano fiber of directional arranged Nano carbon tube, high-speed preparation device, and preparation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109098030A (en) * | 2018-08-24 | 2018-12-28 | 宿迁南航新材料与装备制造研究院有限公司 | A kind of preparation method of graphene modified glass-fiber paper |
| CN111087176A (en) * | 2018-10-23 | 2020-05-01 | 南京化学工业园环保产业协同创新有限公司 | Graphene material composite glass and preparation method thereof |
| CN112663330A (en) * | 2019-12-24 | 2021-04-16 | 中科量子(广州)新材料有限公司 | Fiber, non-woven fabric, mask cloth and mask containing nano graphene and preparation method |
| CN111267427A (en) * | 2020-03-03 | 2020-06-12 | 长安大学 | Anti-impact light plastic cover plate material for cable duct and preparation method thereof |
| CN118084357A (en) * | 2024-04-24 | 2024-05-28 | 陕西华特新材料股份有限公司 | Preparation method of graphene-coated composite glass fiber based on parameter optimization |
| CN118084357B (en) * | 2024-04-24 | 2024-07-12 | 陕西华特新材料股份有限公司 | Preparation method of graphene-coated composite glass fiber based on parameter optimization |
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