CN106243696A - A kind of high-performance composite glass fiber strengthens resin material and preparation method thereof - Google Patents
A kind of high-performance composite glass fiber strengthens resin material and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a kind of composite glass fiber and strengthen resin material and preparation method thereof, described preparation method comprises the following steps: (1) prepares glass fibre；(2) glass fibre pretreatment；(3) glass fibre of preparation load silver；(4) coating porous graphene；(5) glass fibre of preparation load silver/titanium dioxide；(6) prepare Graphene modified glass-fiber reinforcement and be modified by silane coupler, being combined with resin-based materials.The mechanical property that this composite glass fiber strengthens resin material is more excellent, can increase substantially intensity and the toughness of material, simultaneously because the antibacterial characteristics of silver and titanium dioxide makes composite have excellent anti-microbial property.It addition, the method technique of the present invention is simple, with low cost, practicality is good.
Description
Technical field
The present invention relates to technical field of composite materials, particularly related to a kind of high-performance composite glass fiber and strengthened tree
Fat material and preparation method thereof.
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 Graphene is coated on fiberglass surfacing with strengthen resin-based materials physical property, but
It is that to improve effect be not highly desirable, need to further enhance.And, have been reported now by adding at fiberglass surfacing
Plus nano silver thus give glass fibre with anti-microbial property, can be applicable to filter paper and resin etc. and make it have antibacterial characteristics；
But nanometer silver is in granular form, often can only be gathered in the specific part of glass fibre, it is impossible to be evenly distributed on surface, thus shadow
The antibacterial effect rung；On the other hand, nanometer silver and glass fibre cannot be combined closely (particularly when nano-Ag particles content increases
Time, it is susceptible to agglomeration), the most easily come off, thus affect service life and antibacterial effect.
Summary of the invention
The technical problem to be solved there is provided a kind of high intensity with durable antibiotic performance and high tenacity
Composite glass fiber strengthen resin material.Present invention also offers a kind of high-performance composite glass fiber and strengthen resin material system
Preparation Method.
The technical problem to be solved is achieved by the following technical programs:
A kind of high-performance composite glass fiber strengthens the preparation method of resin material, 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
After mixing with 0.1 ~ 0.5% multi-walled carbon nano-tubes (OD is 8nm) crushing, stirring, it is placed in the corundum crucible of 400mL, uses Si-Mo 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, and moulding by casting send
Enter 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, is drawn into
Glass fibre about diameter about 10 μm；
(2) glass fibre pretreatment: after taking 5 ~ 50 parts of glass fibre split-phases, enters in the HCl solution that 100ml concentration is 1mol/L
Row 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) weighing graphene quantum dot (particle diameter about 2 ~ 5nm) 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) 50 ~ 60ml graphite
Alkene quantum dot dispersion soln, joining concentration is 0.01 ~ 0.03mol/L silver nitrate solution, and controlling reaction temperature is 45 ~ 60 DEG C,
Dropping concentration is 0.1～0.8mol/L bis-citric acid monohydrate trisodium, continues ultrasonic agitation 60 ~ 120min；Dropping 10 ~ 20ml graphite
Alkene quantum dot dispersion soln；Being added thereto by pretreated glass fibre, ultrasonic agitation speed halves, and impregnates 30 ~ 60min,
Period avoids fibre matting, impact coating effect；Taking-up glass fibre cleans, and dries, stand-by；Graphene quantum dot dispersion,
The volume ratio of silver nitrate solution and two citric acid monohydrate trisodiums is 3 ~ 4:2 ~ 3:1 ~ 2；
(4) weigh porous graphene (2 ~ 5 layers, hole size about 3 ~ 6nm) to be configured to the Graphene that concentration is 0.2 ~ 0.8mg/ml and divide
Dissipating solution, solvent is water, acetone or dimethyl sulfoxide；(300 ~ 500W ultrasonic power, 200 ~ 300rpm stirs speed to ultrasonic agitation
Degree) 80 ~ 100ml graphene dispersion solution, add the glass fibre that step (3) prepares, ultrasonic agitation 10min, then move to gather
In the reactor of tetrafluoroethene, at 80 ~ 120 DEG C, it is incubated 15 ~ 30min；Taking-up glass fibre cleans, and dries, stand-by；
(5) weighing Zinc oxide quantum dot (particle diameter about 5 ~ 10nm) and be configured to the dispersion liquid that concentration is 0.5 ~ 1mg/ml, solvent is water；
Ultrasonic agitation (300 ~ 500W ultrasonic power, 200 ~ 300rpm mixing speed) 80 ~ 100ml zinc oxide fluid dispersion, makes step (4)
The glass fibre obtained is added thereto, and ultrasonic agitation speed halves, and impregnates 30 ~ 60min, and period avoids fibre matting, impact coating
Effect；Taking-up glass fibre cleans, and dries, stand-by；
(6) 0.1 ~ 0. 3M titanium source (titanium source is potassium fluotitanate, ammonium titanium fluoride, isopropyl titanate or titanium tetrachloride) is joined 1 M
In sulfuric acid solution, mix homogeneously；Add the glass fibre that step (5) prepares, be warming up to 110 DEG C, after reaction 3 ~ 5h, use strong aqua ammonia
Solution adjusts pH value to 7, after being aged 12 hours, cleans, is dried, and obtains loading silver/titanium dioxide composite glass fiber；
(7) step (6) prepared loads the mixing at second alcohol and water of silver/titanium dioxide composite glass fiber and silane coupler
Solution reacts, at 55～75 DEG C, reacts 20～24h, reaction products therefrom successively with ethanol, water washing, finally 8000～
Under the centrifugation rate of 10000r/min, centrifugal 15 ~ 30min obtains silane coupler modified glass fiber reinforcements；Described silicon
Alkane coupling agent is the one in vinyl type, epoxy radicals type, amine type or methacryloxy type；Described load
Silver/titanium dioxide composite glass fiber is 1:12 with the mass ratio of silane coupler；In the mixed solvent of described second alcohol and water,
The volume ratio of second alcohol and water is 3:2；The volumetric usage of described ethanol and water mixed solvent is to load silver/titanium dioxide compound glass
The quality of glass fiber is calculated as 400mL/g；
(8) the silane coupler modified glass fiber reinforcements that resin and step (7) prepare is joined double screw extruder
Middle melt blending, extrusion, injection prepares composite glass fiber and strengthens resin material.
There is advantages that
Glass fibre can be coated in by the most dispersed to Graphene, silver and titanium dioxide by the method for the present invention
On, and increase glass fibre and matrix interaction area and interface binding power further, so that using this compound glass fine
The resin material mechanical property of dimension is more excellent, increases substantially intensity and the toughness of material, anti-due to silver and titanium dioxide
Bacterium characteristic makes composite have excellent anti-microbial property.It addition, the method technique of the present invention is simple, with low cost, practical
Property is good.Composite glass fiber can be as the implant of injected plastics material, to increase sheet material, the mechanical performance of bulk and antibacterial spy
Property.
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.For convenience of description, resin-based materials is as a example by nylon resin, but those skilled in the art are easy
Know and be not limited thereto.
Embodiment 1
A kind of high-performance composite glass fiber strengthens the preparation method of resin material, 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 1mol/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 2 ~ 5nm) and be configured to the dispersion soln that concentration is 0.1mg/ml, solvent be water,
Acetone or dimethyl sulfoxide；The dispersion of ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 60ml graphene quantum dot is molten
Liquid, joining concentration is 0.01mol/L silver nitrate solution, and controlling reaction temperature is 45 DEG C, and dropping concentration is 0.1mol/L bis-water
Close trisodium citrate, continue ultrasonic agitation 90min；Dropping 20ml graphene quantum dot dispersion soln；By pretreated glass
Fiber is added thereto, and ultrasonic agitation speed halves, and impregnates 60min, and period avoids fibre matting, impact coating effect；Take out glass
Glass fiber, washing for several times, is dried, stand-by；Graphene quantum dot dispersion, silver nitrate solution and the body of two citric acid monohydrate trisodiums
Long-pending ratio is 3:2:2；
(4) weighing porous graphene (2 ~ 5 layers, hole size about 3 ~ 6nm), to be configured to the graphene dispersion that concentration is 0.8mg/ml molten
Liquid, solvent is water, acetone or dimethyl sulfoxide；Ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 100ml Graphene
Dispersion soln, adds the glass fibre that step (3) prepares, ultrasonic agitation 10min, then moves to the reactor of politef
In, at 100 DEG C, it is incubated 30min；Taking-up glass fibre cleans, and dries, stand-by；
(5) 0. 1M titanium source (titanium source is potassium fluotitanate) is joined in 1 M sulfuric acid solution, mix homogeneously；Add step (4) system
The glass fibre obtained, is warming up to 110 DEG C, after reaction 4h, adjusts pH value to 7 with concentrated ammonia solution, after being aged 12 hours, cleans, dry
Dry, obtain loading silver/titanium dioxide composite glass fiber；
(6) step (5) prepared loads the mixing at second alcohol and water of silver/titanium dioxide composite glass fiber and silane coupler
In solution react, at 60 DEG C react 24h, reaction products therefrom successively with ethanol, water washing, finally 8000r/min from
Under heart speed, centrifugal 30min obtains silane coupler modified glass fiber reinforcements, and described silane coupler is vinyl
Type；Described load silver/titanium dioxide composite glass fiber is 1:12 with the mass ratio of silane coupler；Described second alcohol and water
Mixed solvent in, the volume ratio of second alcohol and water is 3:2；The volumetric usage of described ethanol and water mixed solvent is with load silver/bis-
The quality of titanium oxide composite glass fiber is calculated as 400mL/g；
(7) nylon resin is passed through extrusion molding work with the silane coupler modified glass fiber reinforcements of gained in step (6)
Skill is combined.Material is weighed: nylon resin 66 parts by following weight parts；Silane coupler modified glass fiber reinforcements 30
Part；(other auxiliary agent described includes antioxidant, plasticizer, ultraviolet-resistant absorbent, lubricant, impact modified to other auxiliary agents 4 parts
One or more in agent, heat stabilizer, toughener)；By above-mentioned material through double screw extruder extrusion pelletize, wherein
Glass fiber reinforcements is added by side feeding, and extruder screw rotating speed is 125 revs/min, and temperature is 265 DEG C, i.e. can get high property
Can composite glass fiber reinforced polyamide material.
Embodiment 2
A kind of high-performance composite glass fiber strengthens the preparation method of resin material, 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 1mol/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 2 ~ 5nm) and be configured to the dispersion soln that concentration is 0.3mg/ml, solvent be water,
Acetone or dimethyl sulfoxide；The dispersion of ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 50ml graphene quantum dot is molten
Liquid, joining concentration is 0.03mol/L silver nitrate solution, and controlling reaction temperature is 45 DEG C, and dropping concentration is 0.8mol/L bis-water
Close trisodium citrate, continue ultrasonic agitation 90min；Dropping 10ml graphene quantum dot dispersion soln；By pretreated glass
Fiber is added thereto, and ultrasonic agitation speed halves, and impregnates 60min, and period avoids fibre matting, impact coating effect；Take out glass
Glass fiber cleans, and dries, stand-by；Graphene quantum dot dispersion, silver nitrate solution and the volume ratio of two citric acid monohydrate trisodiums
For 4:3:2；
(4) weighing porous graphene (2 ~ 5 layers, hole size about 3 ~ 6nm), to be configured to the graphene dispersion that concentration is 0.2mg/ml molten
Liquid, solvent is water, acetone or dimethyl sulfoxide；Ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 100ml Graphene
Dispersion soln, adds the glass fibre that step (3) prepares, ultrasonic agitation 10min, then moves to the reactor of politef
In, at 100 DEG C, it is incubated 30min；Taking-up glass fibre cleans, and dries, stand-by；
(5) 0. 3M titanium source (titanium source is isopropyl titanate) is joined in 1 M sulfuric acid solution, mix homogeneously；Add step (4)
The glass fibre prepared, is warming up to 110 DEG C, after reaction 5h, adjusts pH value to 7 with concentrated ammonia solution, after being aged 12 hours, cleans,
It is dried, obtains loading silver/titanium dioxide composite glass fiber；
(6) step (5) prepared loads the mixing at second alcohol and water of silver/titanium dioxide composite glass fiber and silane coupler
In solution react, at 60 DEG C react 24h, reaction products therefrom successively with ethanol, water washing, finally 8000r/min from
Under heart speed, centrifugal 30min obtains silane coupler modified glass fiber reinforcements, and described silane coupler is epoxy radicals
Type；Described load silver/titanium dioxide composite glass fiber is 1:12 with the mass ratio of silane coupler；Described second alcohol and water
Mixed solvent in, the volume ratio of second alcohol and water is 3:2；The volumetric usage of described ethanol and water mixed solvent is with load silver/bis-
The quality of titanium oxide composite glass fiber is calculated as 400mL/g；
(7) nylon resin is passed through extrusion molding work with the silane coupler modified glass fiber reinforcements of gained in step (6)
Skill is combined.Material is weighed: nylon resin 66 parts by following weight parts；Silane coupler modified glass fiber reinforcements 30
Part；(other auxiliary agent described includes antioxidant, plasticizer, ultraviolet-resistant absorbent, lubricant, impact modified to other auxiliary agents 4 parts
One or more in agent, heat stabilizer, toughener)；By above-mentioned material through double screw extruder extrusion pelletize, wherein
Glass fiber reinforcements is added by side feeding, and extruder screw rotating speed is 125 revs/min, and temperature is 265 DEG C, i.e. can get high property
Can composite glass fiber reinforced polyamide material.
Embodiment 3
A kind of high-performance composite glass fiber strengthens the preparation method of resin material, 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 1mol/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 2 ~ 5nm) and be configured to the dispersion soln that concentration is 0.8mg/ml, solvent be water,
Acetone or dimethyl sulfoxide；The dispersion of ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 50ml graphene quantum dot is molten
Liquid, joining concentration is 0.03mol/L silver nitrate solution, and controlling reaction temperature is 45 DEG C, and dropping concentration is 0.5mol/L bis-water
Close trisodium citrate, continue ultrasonic agitation 90min；Dropping 20ml graphene quantum dot dispersion soln；By pretreated glass
Fiber is added thereto, and ultrasonic agitation speed halves, and impregnates 60min, and period avoids fibre matting, impact coating effect；Take out glass
Glass fiber cleans, and dries, stand-by；Graphene quantum dot dispersion, silver nitrate solution and the volume ratio of two citric acid monohydrate trisodiums
For 3:2:1；
(4) weighing porous graphene (2 ~ 5 layers, hole size about 3 ~ 6nm), to be configured to the graphene dispersion that concentration is 0.5mg/ml molten
Liquid, solvent is water, acetone or dimethyl sulfoxide；Ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 80ml Graphene
Dispersion soln, adds the glass fibre that step (3) prepares, ultrasonic agitation 10min, then moves to the reactor of politef
In, at 100 DEG C, it is incubated 30min；Taking-up glass fibre cleans, and dries, stand-by；
(5) 0.2M titanium source (titanium source is ammonium titanium fluoride) is joined in 1 M sulfuric acid solution, mix homogeneously；Add step (4) to prepare
Glass fibre, be warming up to 110 DEG C, after reaction 3h, adjust pH value to 7 with concentrated ammonia solution, after be aged 12 hours, clean, dry,
Obtain loading silver/titanium dioxide composite glass fiber；
(6) step (5) prepared loads the mixing at second alcohol and water of silver/titanium dioxide composite glass fiber and silane coupler
In solution react, at 60 DEG C react 24h, reaction products therefrom successively with ethanol, water washing, finally 8000r/min from
Under heart speed, centrifugal 30min obtains silane coupler modified glass fiber reinforcements, and described silane coupler is amino
Type；Described load silver/titanium dioxide composite glass fiber is 1:12 with the mass ratio of silane coupler；Described second alcohol and water
In mixed solvent, the volume ratio of second alcohol and water is 3:2；The volumetric usage of described ethanol and water mixed solvent is to load silver/dioxy
The quality changing titanium composite glass fiber is calculated as 400mL/g；
(7) nylon resin is passed through extrusion molding work with the silane coupler modified glass fiber reinforcements of gained in step (6)
Skill is combined.Material is weighed: nylon resin 66 parts by following weight parts；Silane coupler modified glass fiber reinforcements 30
Part；(other auxiliary agent described includes antioxidant, plasticizer, ultraviolet-resistant absorbent, lubricant, impact modified to other auxiliary agents 4 parts
One or more in agent, heat stabilizer, toughener)；By above-mentioned material through double screw extruder extrusion pelletize, wherein
Glass fiber reinforcements is added by side feeding, and extruder screw rotating speed is 125 revs/min, and temperature is 265 DEG C, i.e. can get high property
Can composite glass fiber reinforced polyamide material.
Embodiment 4
A kind of high-performance composite glass fiber strengthens the preparation method of resin material, comprises the following steps:
(1) glass fibre is prepared: 51% SiO2,15%B2O3,6%Na2O, 9.8%Al2O3,18%CaO and the carbon of wall more than 0.2% are received
After the mixing of mitron (OD about 8nm) crushing, stirring, it is placed in the corundum crucible of 400mL, founds with Si-Mo rod resistance furnace, charge temperature
Being 1370 DEG C, melted clarifying temp is 1450 ± 10 DEG C, comes out of the stove in 1200 DEG C, moulding by casting, sends in Muffle furnace, in 500 DEG C
Annealing, prepares glass；Prepared glass is heated to the temperature 1050 DEG C of wire drawing viscosity, is drawn into the glass about diameter about 10 μm
Glass fiber；
(2) glass fibre pretreatment: after taking 45 parts of glass fibre split-phases, is carried out in the HCl solution that 100ml concentration is 1mol/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 2 ~ 5nm) and be configured to the dispersion soln that concentration is 0.3mg/ml, solvent be water,
Acetone or dimethyl sulfoxide；The dispersion of ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 50ml graphene quantum dot is molten
Liquid, joining concentration is 0.03mol/L silver nitrate solution, and controlling reaction temperature is 45 DEG C, and dropping concentration is 0.8mol/L bis-water
Close trisodium citrate, continue ultrasonic agitation 90min；Dropping 10ml graphene quantum dot dispersion soln；By pretreated glass
Fiber is added thereto, and ultrasonic agitation speed halves, and impregnates 60min, and period avoids fibre matting, impact coating effect；Take out glass
Glass fiber cleans, and dries, stand-by；Graphene quantum dot dispersion, silver nitrate solution and the volume ratio of two citric acid monohydrate trisodiums
For 4:3:2；
(4) weighing porous graphene (2 ~ 5 layers, hole size about 3 ~ 6nm), to be configured to the graphene dispersion that concentration is 0.2mg/ml molten
Liquid, solvent is water, acetone or dimethyl sulfoxide；Ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 100ml Graphene
Dispersion soln, adds the glass fibre that step (3) prepares, ultrasonic agitation 10min, then moves to the reactor of politef
In, at 100 DEG C, it is incubated 30min；Taking-up glass fibre cleans, and dries, stand-by；
(5) weighing Zinc oxide quantum dot (particle diameter about 5 ~ 10nm) and be configured to the dispersion liquid that concentration is 0.5mg/ml, solvent is water；Super
Sound stirring (500W ultrasonic power, 200rpm mixing speed) 80ml zinc oxide fluid dispersion, adds the glass fibre that step (4) prepares
Entering wherein, ultrasonic agitation speed halves, and impregnates 60min, and period avoids fibre matting, impact coating effect；Take out glass fibre
Clean, dry, stand-by；
(6) 0. 3M titanium source (titanium source is potassium fluotitanate) is joined in 1 M sulfuric acid solution, mix homogeneously；Add step (5) system
The glass fibre obtained, is warming up to 110 DEG C, after reaction 5h, adjusts pH value to 7 with concentrated ammonia solution, after being aged 12 hours, cleans, dry
Dry, obtain loading silver/titanium dioxide composite glass fiber；
(7) step (6) prepared loads the mixing at second alcohol and water of silver/titanium dioxide composite glass fiber and silane coupler
In solution react, at 60 DEG C react 24h, reaction products therefrom successively with ethanol, water washing, finally 8000r/min from
Under heart speed, centrifugal 30min obtains silane coupler modified glass fiber reinforcements, and described silane coupler is methyl-prop
Alkene acyloxy type；Described load silver/titanium dioxide composite glass fiber is 1:12 with the mass ratio of silane coupler；Described
In the mixed solvent of second alcohol and water, the volume ratio of second alcohol and water is 3:2；The volumetric usage of described ethanol and water mixed solvent with
The quality of load silver/titanium dioxide composite glass fiber is calculated as 400mL/g；
(8) nylon resin is passed through extrusion molding work with the silane coupler modified glass fiber reinforcements of gained in step (7)
Skill is combined.Material is weighed: nylon resin 66 parts by following weight parts；Silane coupler modified glass fiber reinforcements 30
Part；(other auxiliary agent described includes antioxidant, plasticizer, ultraviolet-resistant absorbent, lubricant, impact modified to other auxiliary agents 4 parts
One or more in agent, heat stabilizer, toughener)；By above-mentioned material through double screw extruder extrusion pelletize, wherein
Glass fiber reinforcements is added by side feeding, and extruder screw rotating speed is 125 revs/min, and temperature is 265 DEG C, i.e. can get high property
Can composite glass fiber reinforced polyamide material.
Embodiment 5
A kind of high-performance composite glass fiber strengthens the preparation method of resin material, comprises the following steps:
(1) glass fibre is prepared: 51% SiO2,15%B2O3,6%Na2O, 10%Al2O3,17.5%CaO and the carbon of wall more than 0.5% are received
After the mixing of mitron (OD about 8nm) crushing, stirring, it is placed in the corundum crucible of 400mL, founds with Si-Mo rod resistance furnace, charge temperature
Being 1370 DEG C, melted clarifying temp is 1450 ± 10 DEG C, comes out of the stove in 1200 DEG C, moulding by casting, sends in Muffle furnace, in 500 DEG C
Annealing, prepares glass；Prepared glass is heated to the temperature 1050 DEG C of wire drawing viscosity, is drawn into the glass about diameter about 10 μm
Glass fiber；
(2) glass fibre pretreatment: after taking 45 parts of glass fibre split-phases, is carried out in the HCl solution that 100ml concentration is 1mol/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 2 ~ 5nm) and be configured to the dispersion soln that concentration is 0.3mg/ml, solvent be water,
Acetone or dimethyl sulfoxide；The dispersion of ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 50ml graphene quantum dot is molten
Liquid, joining concentration is 0.03mol/L silver nitrate solution, and controlling reaction temperature is 45 DEG C, and dropping concentration is 0.8mol/L bis-water
Close trisodium citrate, continue ultrasonic agitation 90min；Dropping 10ml graphene quantum dot dispersion soln；By pretreated glass
Fiber is added thereto, and ultrasonic agitation speed halves, and impregnates 60min, and period avoids fibre matting, impact coating effect；Take out glass
Glass fiber cleans, and dries, stand-by；Graphene quantum dot dispersion, silver nitrate solution and the volume ratio of two citric acid monohydrate trisodiums
For 4:3:2；
(4) weighing porous graphene (2 ~ 5 layers, hole size about 3 ~ 6nm), to be configured to the graphene dispersion that concentration is 0.2mg/ml molten
Liquid, solvent is water, acetone or dimethyl sulfoxide；Ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 100ml Graphene
Dispersion soln, adds the glass fibre that step (3) prepares, ultrasonic agitation 10min, then moves to the reactor of politef
In, at 100 DEG C, it is incubated 30min；Taking-up glass fibre cleans, and dries, stand-by；
(5) weighing Zinc oxide quantum dot (particle diameter about 5 ~ 10nm) and be configured to the dispersion liquid that 100ml concentration is 1mg/ml, solvent is
Water；Ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed) 100ml zinc oxide fluid dispersion, the glass that step (4) is prepared
Fiber is added thereto, and ultrasonic agitation speed halves, and impregnates 60min, and period avoids fibre matting, impact coating effect；Take out glass
Glass fiber cleans, and dries, stand-by；
(6) 0. 3M titanium source (titanium source is titanium tetrachloride) is joined in 1 M sulfuric acid solution, mix homogeneously；Add step (5) system
The glass fibre obtained, is warming up to 110 DEG C, after reaction 5h, adjusts pH value to 7 with concentrated ammonia solution, after being aged 12 hours, cleans, dry
Dry, obtain loading silver/titanium dioxide composite glass fiber；
(7) step (6) prepared loads the mixing at second alcohol and water of silver/titanium dioxide composite glass fiber and silane coupler
In solution react, at 60 DEG C react 24h, reaction products therefrom successively with ethanol, water washing, finally 8000r/min from
Under heart speed, centrifugal 30min obtains silane coupler modified glass fiber reinforcements, and described silane coupler is methyl-prop
Alkene acyloxy type；Described load silver/titanium dioxide composite glass fiber is 1:12 with the mass ratio of silane coupler；Described
In the mixed solvent of second alcohol and water, the volume ratio of second alcohol and water is 3:2；The volumetric usage of described ethanol and water mixed solvent with
The quality of load silver/titanium dioxide composite glass fiber is calculated as 400mL/g；
(8) nylon resin is passed through extrusion molding work with the silane coupler modified glass fiber reinforcements of gained in step (7)
Skill is combined.Material is weighed: nylon resin 66 parts by following weight parts；Silane coupler modified glass fiber reinforcements 30
Part；(other auxiliary agent described includes antioxidant, plasticizer, ultraviolet-resistant absorbent, lubricant, impact modified to other auxiliary agents 4 parts
One or more in agent, heat stabilizer, toughener)；By above-mentioned material through double screw extruder extrusion pelletize, wherein
Glass fiber reinforcements is added by side feeding, and extruder screw rotating speed is 125 revs/min, and temperature is 265 DEG C, i.e. can get high property
Can composite glass fiber reinforced polyamide material.
Comparative example 1
A kind of high-performance composite glass fiber strengthens the preparation method of resin material, 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 1mol/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) 0. 3M titanium source (titanium source is isopropyl titanate) is joined in 1 M sulfuric acid solution, mix homogeneously；Add step (3)
The glass fibre prepared, is warming up to 110 DEG C, after reaction 5h, adjusts pH value to 7 with concentrated ammonia solution, after being aged 12 hours, cleans,
It is dried, obtains carried titanium dioxide composite glass fiber；
(4) carried titanium dioxide composite glass fiber step (3) prepared is molten in the mixing of second alcohol and water with silane coupler
Reaction in liquid, reacts 24h at 60 DEG C, and reaction products therefrom is successively with ethanol, water washing, finally being centrifuged at 8000r/min
Under speed, centrifugal 30min obtains silane coupler modified glass fiber reinforcements, and described silane coupler is vinyl-based
Type；Described load silver/titanium dioxide composite glass fiber is 1:12 with the mass ratio of silane coupler；Described second alcohol and water
In mixed solvent, the volume ratio of second alcohol and water is 3:2；The volumetric usage of described ethanol and water mixed solvent is to load silver/dioxy
The quality changing titanium composite glass fiber is calculated as 400mL/g；
(5) nylon resin is passed through extrusion molding work with the silane coupler modified glass fiber reinforcements of gained in step (4)
Skill is combined.Material is weighed: nylon resin 66 parts by following weight parts；Silane coupler modified glass fiber reinforcements 30
Part；(other auxiliary agent described includes antioxidant, plasticizer, ultraviolet-resistant absorbent, lubricant, impact modified to other auxiliary agents 4 parts
One or more in agent, heat stabilizer, toughener)；By above-mentioned material through double screw extruder extrusion pelletize, wherein
Glass fiber reinforcements is added by side feeding, and extruder screw rotating speed is 125 revs/min, and temperature is 265 DEG C, i.e. can get high property
Can composite glass fiber reinforced polyamide material.
Comparative example 2
A kind of high-performance composite glass fiber strengthens the preparation method of resin material, 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 1mol/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) compound concentration is 0.03mol/L silver nitrate solution, ultrasonic agitation (500W ultrasonic power, 200rpm mixing speed), will
Pretreated glass fibre is added thereto, and controlling reaction temperature is 45 DEG C, and dropping concentration is 0.8mol/L bis-citric acid monohydrate
Trisodium, continues ultrasonic agitation 60min；Taking-up glass fibre cleans, and dries, stand-by；Silver nitrate solution and two citric acid monohydrate three
The volume ratio of sodium is 3:2；
(4) 0. 3M titanium source (titanium source is isopropyl titanate) is joined in 1 M sulfuric acid solution, mix homogeneously；Add step (3)
The glass fibre prepared, is warming up to 110 DEG C, after reaction 5h, adjusts pH value to 7 with concentrated ammonia solution, after being aged 12 hours, cleans,
It is dried, obtains loading silver/titanium dioxide composite glass fiber；
(5) step (4) prepared loads the mixing at second alcohol and water of silver/titanium dioxide composite glass fiber and silane coupler
In solution react, at 60 DEG C react 24h, reaction products therefrom successively with ethanol, water washing, finally 8000r/min from
Under heart speed, centrifugal 30min obtains silane coupler modified glass fiber reinforcements, and described silane coupler is vinyl
Type epoxy base type, amine type or methacryloxy type；Described load silver/titanium dioxide composite glass fiber with
The mass ratio of silane coupler is 1:12；In the mixed solvent of described second alcohol and water, the volume ratio of second alcohol and water is 3:2；Institute
The volumetric usage stating ethanol and water mixed solvent is calculated as 400mL/g with the quality of load silver/titanium dioxide composite glass fiber；
(6) nylon resin is passed through extrusion molding work with the silane coupler modified glass fiber reinforcements of gained in step (5)
Skill is combined.Material is weighed: nylon resin 66 parts by following weight parts；Silane coupler modified glass fiber reinforcements 30
Part；(other auxiliary agent described includes antioxidant, plasticizer, ultraviolet-resistant absorbent, lubricant, impact modified to other auxiliary agents 4 parts
One or more in agent, heat stabilizer, toughener)；By above-mentioned material through double screw extruder extrusion pelletize, wherein
Glass fiber reinforcements is added by side feeding, and extruder screw rotating speed is 125 revs/min, and temperature is 265 DEG C, i.e. can get high property
Can composite glass fiber reinforced polyamide material.
Above composite glass fiber enhancing resin material is carried out Mechanics Performance Testing and anti-microbial property test.
Mechanics Performance Testing:
Antibiotic property is tested:
Anti-microbial property detection, with reference to state of People's Republic of China (PRC) light industry standard QB/T2591-2003, uses film applicator coating, investigates
The antibiotic rate of sample 6 ~ 48h, total plate count measures and counts with reference to GB/T4789.2-2003；Make hot-forming for naval stores
The antibacterial model of 50*50mm.The computing formula of antibiotic rate is as follows: R%=(B-C)/B*100, wherein, R be antibiotic rate (%), B be empty
The white average bacterial count recovered of control sample, cfu/ sheet, C is the average bacterial count recovered of antibacterial model, cfu/ sheet.Sterilization rate test result is such as
Following table:
It addition, be the antibacterial effect after the wearability testing above resin material is worn and torn with long-term practicality, antibacterial model is carried out
Simulation uses wear testing, the abrasive material that wear testing selects Mohs' hardness to be 3～4, rubs after imitating use for 1000 times 2 years
Effect.After friction, sample clean is dried, and test antibacterial effect according to the method described above.Sterilization rate test result is as follows:
Further, carry out heat stability testing, be antibacterial model is placed in 60 DEG C under the conditions of place 10h, sterilization rate test result is such as
Under:
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 (7)
1. high-performance composite glass fiber strengthens a preparation method for resin material, 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
After 0.1 ~ 0.5% multi-walled carbon nano-tubes crushing, stirring mixing, it is placed in the corundum crucible of 400mL, melts with Si-Mo rod resistance furnace
System, 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, sends into Muffle furnace
In, in 500 DEG C of annealing, prepare glass；Prepared glass is heated to the temperature 1050 DEG C of wire drawing viscosity, is drawn into glass fibers
Dimension；
(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 50 ~ 60ml graphene quantum dot dispersion soln, joining concentration is that 0.01 ~ 0.03mol/L silver nitrate is molten
Liquid, controlling reaction temperature is 45 ~ 60 DEG C, and dropping concentration is 0.1～0.8mol/L bis-citric acid monohydrate trisodium, continues ultrasonic agitation
60~120min；Dropping 10 ~ 20ml graphene quantum dot dispersion soln；Pretreated glass fibre is added thereto, ultrasonic stirs
Mix speed to halve, impregnate 30 ~ 60min；Taking-up glass fibre cleans, and dries, stand-by；Graphene quantum dot dispersion, silver nitrate
The volume ratio of solution and two citric acid monohydrate trisodiums is 3 ~ 4:2 ~ 3:1 ~ 2；
(4) weigh porous graphene and be configured to the graphene dispersion solution that concentration is 0.2 ~ 0.8mg/ml, solvent be water, acetone or
Dimethyl 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；Taking-up glass fibre cleans,
Dry, stand-by；
(5) weighing Zinc oxide quantum dot and be configured to the dispersion liquid that concentration is 0.5 ~ 1mg/ml, solvent is water；Ultrasonic agitation 80 ~
100ml zinc oxide fluid dispersion, by step (4) prepare glass fibre be added thereto, ultrasonic agitation speed halves, dipping 30 ~
60min；Taking-up glass fibre cleans, and dries, stand-by；
(6) 0.1 ~ 0. 3M titanium source is joined in 1 M sulfuric acid solution, mix homogeneously；Add the glass fibre that step (5) prepares,
It is warming up to 110 DEG C, after reaction 3 ~ 5h, adjusts pH value to 7 with concentrated ammonia solution, after being aged 12 hours, clean, be dried, loaded
Silver/titanium dioxide composite glass fiber；
(7) step (6) prepared loads the mixing at second alcohol and water of silver/titanium dioxide composite glass fiber and silane coupler
Solution reacts, at 55～75 DEG C, reacts 20～24h, reaction products therefrom successively with ethanol, water washing, finally 8000～
Under the centrifugation rate of 10000r/min, centrifugal 15 ~ 30min obtains silane coupler modified glass fiber reinforcements；
(8) the silane coupler modified glass fiber reinforcements that resin and step (7) prepare is joined double screw extruder
Middle melt blending, extrusion, injection prepares composite glass fiber and strengthens resin material.
High-performance composite glass fiber the most according to claim 1 strengthens the preparation method of resin material, it is characterised in that
Described step (2) specifically includes following steps: after taking 5 ~ 50 parts of glass fibre split-phases, is the HCl solution of 1 ~ 2mol/L in concentration
In carry out acidleach process, it is to carry out under the conditions of constant temperature 90 ~ 95 DEG C that acidleach processes, and makes the Na2O-B2O3 separated in glass fibre
Phased soln adds NH4Cl solution that concentration is 40% as buffer agent in acid, acid, and the acid treatment time is 30 ~ 60min；Through washing
Dehydration, drying, obtain pretreated glass fiber.
High-performance composite glass fiber the most according to claim 1 strengthens the preparation method of resin material, it is characterised in that
The particle diameter of described graphene quantum dot is 2 ~ 10nm.
4. the preparation method of resin material, its feature is strengthened according to the high-performance composite glass fiber described in claim 1,2 or 3
Being, described porous graphene is 2 ~ 5 layers, and hole size is the porous graphene of 3 ~ 6nm.
High-performance composite glass fiber the most according to claim 1 strengthens the preparation method of resin material, it is characterised in that
Described titanium source is potassium fluotitanate, ammonium titanium fluoride, isopropyl titanate or titanium tetrachloride.
High-performance composite glass fiber the most according to claim 1 strengthens the preparation method of resin material, it is characterised in that
Described Zinc oxide quantum dot particle diameter is 5 ~ 10nm.
7. the high-performance composite glass fiber that the method according to any one of claim 1 to 6 prepares strengthens the system of resin material
Preparation Method.
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