CN109575620A - A kind of antibacterial flame-retardant composite material and preparation method - Google Patents
A kind of antibacterial flame-retardant composite material and preparation method Download PDFInfo
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L97/00—Compositions of lignin-containing materials
- C08L97/02—Lignocellulosic material, e.g. wood, straw or bagasse
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
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- C08K2003/3045—Sulfates
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/322—Ammonium phosphate
- C08K2003/323—Ammonium polyphosphate
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/20—Recycled plastic
Abstract
The invention belongs to technical field of composite materials, and in particular to a kind of antibacterial flame-retardant composite material and preparation method.The invention discloses a kind of antibacterial flame-retardant composite materials, the component of the antibacterial flame-retardant composite material includes stalk, argy wormwood, isocyanic acid, waste plastic, maleic anhydride graft compatilizer, ammonium polyphosphate, polyethylene glycol, antioxidant BHT, silane coupling agent, lead sulfate tribasic and graphene oxide, the weight content of each component of antibacterial flame-retardant composite material are as follows: 60 parts~70 parts of stalk；30 parts~35 parts of argy wormwood；25 parts~30 parts of isocyanic acid；30 parts~35 parts of waste plastic；15 parts~18 parts of maleic anhydride graft compatilizer；20 parts~25 parts of ammonium polyphosphate；1 part~3 parts of polyethylene glycol；0.1 part~0.3 part of antioxidant BHT；3 parts~5 parts of silane coupling agent；1 part~2 parts of lead sulfate tribasic；2 parts~4 parts of graphene oxide.Antibacterial flame-retardant composite material produced by the invention, antibacterial flame-retardant effect is good, is suitble to promote.
Description
Technical field
The invention belongs to technical field of composite materials, and in particular to a kind of antibacterial flame-retardant composite material and preparation method.
Background technique
China is the serious deficient country of a forest reserves, but is again simultaneously Wood-based Panel Production big country, China's wood-based plate
Yield breaks through 3.1 billion cubic meters, and only just consumption forest tree resource surpasses 4.2 billion cubic meters, the huge need of forest tree resource for wood-based plate manufacture
Asking becomes an important factor for restricting national economic development with the contradiction of scarcity of resources.Another aspect China generates crops every year
For stalk residue up to 900,000,000 tons or more, this is a huge renewable resource.However, the purposes mainly work that stalk is traditional
For feed, fertilizer, fuel and paper making raw material, such use has been substantially reduced at present, and especially agricultural crop straw has become existing
The burden of generation agricultural, crop straw burning not only cause air environmental pollution, also greatly waste natural resources.Therefore it makes full use of
Stalk resource is turned waste into wealth, and producing energy saving and environment friendly high-strength board capable of replacing wood board material or other devices is very important, be market very
It is badly in need of.
It using stalk is wallboard or other that raw material is produced wallboard or other products, but produced now with a small amount of personnel
The anti-flammability of product is poor, and is easy to happen mildew after a period of use, therefore materials'use is restricted, it is difficult to push away
Extensively.
Summary of the invention
The problem of technology is proposed based on the above background, the present invention is intended to provide a kind of antibacterial flame-retardant composite material and its system
Preparation Method.
To realize the above-mentioned technical purpose, The technical solution adopted by the invention is as follows:
A kind of antibacterial flame-retardant composite material, the component of the antibacterial flame-retardant composite material include stalk, argy wormwood, isocyanic acid,
Waste plastic, maleic anhydride graft compatilizer, ammonium polyphosphate, polyethylene glycol, antioxidant BHT, silane coupling agent, tribasic sulfuric acid
Lead and graphene oxide, the weight content of each component of antibacterial flame-retardant composite material are as follows:
As a preferred solution of the present invention, the weight content of each component of antibacterial flame-retardant composite material are as follows:
As a preferred solution of the present invention, the weight content of each component of antibacterial flame-retardant composite material are as follows: straw
66 parts of stalk；33 parts of argy wormwood；27 parts of isocyanic acid；32 parts of waste plastic；17 parts of maleic anhydride graft compatilizer；23 parts of ammonium polyphosphate；
1.9 parts of polyethylene glycol；0.25 part of antioxidant BHT；4 parts of silane coupling agent；1.6 parts of lead sulfate tribasic；Graphene oxide 2.8
Part.
As a preferred solution of the present invention, the antibacterial flame-retardant composite material further includes the hydrogen of 1 part~3 parts parts by weight
Aluminium oxide.
As a preferred solution of the present invention, the antibacterial flame-retardant composite material includes the aluminium hydroxide of 1.8 parts by weight.
As a preferred solution of the present invention, the stalk is rice straw, corn stover, wheat stalk and reed straw
One of stalk is a variety of.
A kind of preparation method of antibacterial flame-retardant composite material, comprising the following steps:
Step 1: stalk material is dried under field conditions (factors), stalk is then subjected to grinding, then passes through the hole of 1mm
Diameter is screened, and straw powder is obtained；
Step 2: argy wormwood being dried under field conditions (factors), argy wormwood is then carried out grinding, then by the aperture of 1mm into
Row screening, obtains mugwort powder；
Step 3: plastic grain preparation, it is 170 DEG C~180 DEG C, screw speed 70r/ that waste plastic, which is placed in temperature,
Melt pelletization is carried out in the double screw extruder of min~80r/min, obtains waste plastic blapharoplast；
Step 4: graphene oxide is placed in deionized water, is dispersed with ultrasonic wave, and graphene oxide water solution is obtained；
Step 5: the straw powder that the step 1 obtains and the mugwort powder that step 2 obtains are added to what step 4 obtained
In graphene oxide water solution, stirred with blender, in whipping process, sequentially add isocyanic acid, maleic anhydride grafting it is compatible
Agent, ammonium polyphosphate, polyethylene glycol, antioxidant BHT, silane coupling agent, lead sulfate tribasic and waste plastic stir after addition
Mix 45min~60min.
Step 6: the composite material that the step 5 is obtained dry 8h~10h under 80 DEG C~100 DEG C, vacuum condition,
Obtain antibacterial flame-retardant composite material.
As a preferred solution of the present invention, the partial size for the waste plastic blapharoplast that the step 3 obtains is
0.5mm~2mm.
As a preferred solution of the present invention, the concentration of graphene oxide water solution made from the step 4 is
0.1mg/mL~0.2mg/mL.
As a preferred solution of the present invention, isocyanic acid, maleic anhydride graft phase are being sequentially added in the step 5
It is previous when holding agent, ammonium polyphosphate, polyethylene glycol, antioxidant BHT, silane coupling agent, lead sulfate tribasic and waste plastic
After kind reagent is added, latter reagent is added in interval 5min~10min.
Beneficial effects of the present invention:
1, graphene oxide is realized in the coating of stalk powder particle surface, so that the fire-retardant stalk material of graphene oxide be made
Material.
2, the present invention utilizes specific surface area, superior gas-insulated performance and the absorption property of graphene oxide superelevation, mentions
The high flame retardant property of antibacterial flame-retardant composite material；
3, the present invention mechanical strength and thermal stability superpower using graphene oxide, improves antibacterial flame-retardant composite material
Thermal stability；
4, the present invention is added to component part of the argy wormwood as antibacterial flame-retardant composite material, can make antibacterial flame-retardant composite wood
Material is less likely to occur to go mouldy, and service life is longer；
5, the present invention is added during adding argy wormwood using powder, saves production cost；
6, the present invention is added to component part of the waste plastic as antibacterial flame-retardant composite material, so that waste plastic
It can utilize again, reduce production cost；
7, the present invention is added to component part of the aluminium hydroxide as antibacterial flame-retardant composite material, can reduce antibacterial flame-retardant
The cigarette production quantity of composite material.
Specific embodiment
In order to make those skilled in the art that the present invention may be better understood, embodiment of the present invention will be made below into
One step explanation.
Embodiment one
Step 1: stalk material is dried under field conditions (factors), stalk is then subjected to grinding, then passes through the hole of 1mm
Diameter is screened, and straw powder is obtained；
Step 2: argy wormwood being dried under field conditions (factors), argy wormwood is then carried out grinding, then by the aperture of 1mm into
Row screening, obtains mugwort powder；
Step 3: waste plastic is placed in double spiral shells that temperature is 170 DEG C, screw speed is 70r/min by plastic grain preparation
Melt pelletization is carried out in bar extruder, obtaining partial size is 0.5mm~2mm waste plastic blapharoplast；
Step 4: 2 parts of graphene oxides being placed in deionized water, are dispersed with ultrasonic wave, obtains 0.1mg/mL oxidation stone
Black aqueous solution；
Step 5: 60 parts of the straw powder that the step 1 obtains and the mugwort powder 30 that step 2 obtains are added to step 4
It in obtained graphene oxide water solution, is stirred with blender, in whipping process, sequentially adds 25 parts of isocyanic acid, maleic acid
Acid anhydride is grafted 15 parts of compatilizer, 20 parts of ammonium polyphosphate, 1 part of polyethylene glycol, 0.1 part of antioxidant BHT, 3 parts of silane coupling agent, tribasic
1 part and 30 parts of waste plastic of lead sulfate, 45min is stirred after addition.
Step 6: the composite material that the step 5 is obtained dry 10h under 80 DEG C, vacuum condition obtains antibacterial resistance
Retardant composite material one.
Embodiment two
Step 1: stalk material is dried under field conditions (factors), stalk is then subjected to grinding, then passes through the hole of 1mm
Diameter is screened, and straw powder is obtained；
Step 2: argy wormwood being dried under field conditions (factors), argy wormwood is then carried out grinding, then by the aperture of 1mm into
Row screening, obtains mugwort powder；
Step 3: waste plastic is placed in double spiral shells that temperature is 180 DEG C, screw speed is 80r/min by plastic grain preparation
Melt pelletization is carried out in bar extruder, obtaining partial size is 0.5mm~2mm waste plastic blapharoplast；
Step 4: 4 parts of graphene oxides being placed in deionized water, are dispersed with ultrasonic wave, obtains 0.2mg/mL oxidation stone
Black aqueous solution；
Step 5: 70 parts of the straw powder that the step 1 obtains and the mugwort powder 35 that step 2 obtains are added to step 4
It in obtained graphene oxide water solution, is stirred with blender, in whipping process, sequentially adds 30 parts of isocyanic acid, maleic acid
Acid anhydride is grafted 18 parts of compatilizer, 25 parts of ammonium polyphosphate, 3 parts of polyethylene glycol, 0.3 part of antioxidant BHT, 5 parts of silane coupling agent, tribasic
2 parts and 35 parts of waste plastic of lead sulfate, 60min is stirred after addition.
Step 6: the composite material that the step 5 is obtained dry 8h under 100 DEG C, vacuum condition obtains antibacterial resistance
Retardant composite material two.
Embodiment three
Step 1: stalk material is dried under field conditions (factors), stalk is then subjected to grinding, then passes through the hole of 1mm
Diameter is screened, and straw powder is obtained；
Step 2: argy wormwood being dried under field conditions (factors), argy wormwood is then carried out grinding, then by the aperture of 1mm into
Row screening, obtains mugwort powder；
Step 3: waste plastic is placed in double spiral shells that temperature is 175 DEG C, screw speed is 75r/min by plastic grain preparation
Melt pelletization is carried out in bar extruder, obtaining partial size is 0.5mm~2mm waste plastic blapharoplast；
Step 4: 2.5 parts of graphene oxides being placed in deionized water, are dispersed with ultrasonic wave, obtains 0.15mg/mL oxidation
Graphene aqueous solution；
Step 5: 64 parts of the straw powder that the step 1 obtains and the mugwort powder 32 that step 2 obtains are added to step 4
It in obtained graphene oxide water solution, is stirred with blender, in whipping process, sequentially adds 26 parts of isocyanic acid, maleic acid
Acid anhydride is grafted 16 parts of compatilizer, 22 parts of ammonium polyphosphate, 1.5 parts of polyethylene glycol, 0.2 part of antioxidant BHT, 3.5 parts of silane coupling agent, three
1.2 parts and 31 parts of waste plastic of alkali lead sulfate, 50min is stirred after addition.
Step 6: the composite material that the step 5 is obtained dry 9h under 90 DEG C, vacuum condition obtains antibacterial flame-retardant
Composite material three.
Example IV
Step 1: stalk material is dried under field conditions (factors), stalk is then subjected to grinding, then passes through the hole of 1mm
Diameter is screened, and straw powder is obtained；
Step 2: argy wormwood being dried under field conditions (factors), argy wormwood is then carried out grinding, then by the aperture of 1mm into
Row screening, obtains mugwort powder；
Step 3: waste plastic is placed in double spiral shells that temperature is 175 DEG C, screw speed is 73r/min by plastic grain preparation
Melt pelletization is carried out in bar extruder, obtaining partial size is 0.5mm~2mm waste plastic blapharoplast；
Step 4: 3 parts of graphene oxides being placed in deionized water, are dispersed with ultrasonic wave, obtains 0.16mg/mL oxidation stone
Black aqueous solution；
Step 5: 68 parts of the straw powder that the step 1 obtains and the mugwort powder 34 that step 2 obtains are added to step 4
It in obtained graphene oxide water solution, is stirred with blender, in whipping process, sequentially adds 28 parts of isocyanic acid, maleic acid
Acid anhydride is grafted 17 parts of compatilizer, 24 parts of ammonium polyphosphate, 2.3 parts of polyethylene glycol, 0.3 part of antioxidant BHT, 4.5 parts of silane coupling agent, three
1.7 parts and 33 parts of waste plastic of alkali lead sulfate, 55min is stirred after addition.
Step 6: the composite material that the step 5 is obtained dry 9h under 85 DEG C, vacuum condition obtains antibacterial flame-retardant
Composite material four.
Embodiment five
Step 1: stalk material is dried under field conditions (factors), stalk is then subjected to grinding, then passes through the hole of 1mm
Diameter is screened, and straw powder is obtained；
Step 2: argy wormwood being dried under field conditions (factors), argy wormwood is then carried out grinding, then by the aperture of 1mm into
Row screening, obtains mugwort powder；
Step 3: waste plastic is placed in double spiral shells that temperature is 175 DEG C, screw speed is 78r/min by plastic grain preparation
Melt pelletization is carried out in bar extruder, obtaining partial size is 0.5mm~2mm waste plastic blapharoplast；
Step 4: 2.8 parts of graphene oxides being placed in deionized water, are dispersed with ultrasonic wave, obtains 0.2mg/mL oxidation
Graphene aqueous solution；
Step 5: 66 parts of the straw powder that the step 1 obtains and the mugwort powder 33 that step 2 obtains are added to step 4
It in obtained graphene oxide water solution, is stirred with blender, in whipping process, sequentially adds 27 parts of isocyanic acid, maleic acid
Acid anhydride is grafted 17 parts of compatilizer, 13 parts of ammonium polyphosphate, 1.9 parts of polyethylene glycol, 0.25 part of antioxidant BHT, 4 parts of silane coupling agent, three
1.6 parts and 32 parts of waste plastic of alkali lead sulfate, 55min is stirred after addition.
Step 6: the composite material that the step 5 is obtained dry 10h under 85 DEG C, vacuum condition obtains antibacterial resistance
Retardant composite material five.
Embodiment six
Step 1: stalk material is dried under field conditions (factors), stalk is then subjected to grinding, then passes through the hole of 1mm
Diameter is screened, and straw powder is obtained；
Step 2: argy wormwood being dried under field conditions (factors), argy wormwood is then carried out grinding, then by the aperture of 1mm into
Row screening, obtains mugwort powder；
Step 3: waste plastic is placed in double spiral shells that temperature is 180 DEG C, screw speed is 80r/min by plastic grain preparation
Melt pelletization is carried out in bar extruder, obtaining partial size is 0.5mm~2mm waste plastic blapharoplast；
Step 4: 2.5 parts of graphene oxides being placed in deionized water, are dispersed with ultrasonic wave, obtains 0.2mg/mL oxidation
Graphene aqueous solution；
Step 5: 69 parts of the straw powder that the step 1 obtains and the mugwort powder 33 that step 2 obtains are added to step 4
It in obtained graphene oxide water solution, is stirred with blender, in whipping process, sequentially adds 27 parts of isocyanic acid, maleic acid
Acid anhydride is grafted 16 parts of compatilizer, 24 parts of ammonium polyphosphate, 1.8 parts of polyethylene glycol, 0.2 part of antioxidant BHT, 3.5 parts of silane coupling agent, three
1.5 parts and 34 parts of waste plastic of alkali lead sulfate, 60min is stirred after addition.
Step 6: the composite material that the step 5 is obtained dry 10h under 80 DEG C, vacuum condition obtains antibacterial resistance
Retardant composite material six.
Embodiment seven
Step 1: stalk material is dried under field conditions (factors), stalk is then subjected to grinding, then passes through the hole of 1mm
Diameter is screened, and straw powder is obtained；
Step 2: argy wormwood being dried under field conditions (factors), argy wormwood is then carried out grinding, then by the aperture of 1mm into
Row screening, obtains mugwort powder；
Step 3: waste plastic is placed in double spiral shells that temperature is 170 DEG C, screw speed is 70r/min by plastic grain preparation
Melt pelletization is carried out in bar extruder, obtaining partial size is 0.5mm~2mm waste plastic blapharoplast；
Step 4: 2 parts of graphene oxides being placed in deionized water, are dispersed with ultrasonic wave, obtains 0.1mg/mL oxidation stone
Black aqueous solution；
Step 5: 60 parts of the straw powder that the step 1 obtains and the mugwort powder 30 that step 2 obtains are added to step 4
It in obtained graphene oxide water solution, is stirred with blender, in whipping process, sequentially adds 25 parts of isocyanic acid, maleic acid
Acid anhydride is grafted 15 parts of compatilizer, 20 parts of ammonium polyphosphate, 1 part of polyethylene glycol, 0.1 part of antioxidant BHT, 3 parts of silane coupling agent, tribasic
1 part of lead sulfate, 1 part of aluminium hydroxide and 30 parts of waste plastic, stir 45min after addition.
Step 6: the composite material that the step 5 is obtained dry 10h under 80 DEG C, vacuum condition obtains antibacterial resistance
Retardant composite material seven.
Embodiment eight
Step 1: stalk material is dried under field conditions (factors), stalk is then subjected to grinding, then passes through the hole of 1mm
Diameter is screened, and straw powder is obtained；
Step 2: argy wormwood being dried under field conditions (factors), argy wormwood is then carried out grinding, then by the aperture of 1mm into
Row screening, obtains mugwort powder；
Step 3: waste plastic is placed in double spiral shells that temperature is 180 DEG C, screw speed is 80r/min by plastic grain preparation
Melt pelletization is carried out in bar extruder, obtaining partial size is 0.5mm~2mm waste plastic blapharoplast；
Step 4: 4 parts of graphene oxides being placed in deionized water, are dispersed with ultrasonic wave, obtains 0.2mg/mL oxidation stone
Black aqueous solution；
Step 5: 70 parts of the straw powder that the step 1 obtains and the mugwort powder 35 that step 2 obtains are added to step 4
It in obtained graphene oxide water solution, is stirred with blender, in whipping process, sequentially adds 30 parts of isocyanic acid, maleic acid
Acid anhydride is grafted 18 parts of compatilizer, 25 parts of ammonium polyphosphate, 3 parts of polyethylene glycol, 0.3 part of antioxidant BHT, 5 parts of silane coupling agent, tribasic
2 parts of lead sulfate, 3 parts of aluminium hydroxide and 35 parts of waste plastic, stir 60min after addition.
Step 6: the composite material that the step 5 is obtained dry 8h under 100 DEG C, vacuum condition obtains antibacterial resistance
Retardant composite material eight.
Embodiment nine
Step 1: stalk material is dried under field conditions (factors), stalk is then subjected to grinding, then passes through the hole of 1mm
Diameter is screened, and straw powder is obtained；
Step 2: argy wormwood being dried under field conditions (factors), argy wormwood is then carried out grinding, then by the aperture of 1mm into
Row screening, obtains mugwort powder；
Step 3: waste plastic is placed in double spiral shells that temperature is 175 DEG C, screw speed is 75r/min by plastic grain preparation
Melt pelletization is carried out in bar extruder, obtaining partial size is 0.5mm~2mm waste plastic blapharoplast；
Step 4: 2.5 parts of graphene oxides being placed in deionized water, are dispersed with ultrasonic wave, obtains 0.15mg/mL oxidation
Graphene aqueous solution；
Step 5: 64 parts of the straw powder that the step 1 obtains and the mugwort powder 32 that step 2 obtains are added to step 4
It in obtained graphene oxide water solution, is stirred with blender, in whipping process, sequentially adds 26 parts of isocyanic acid, maleic acid
Acid anhydride is grafted 16 parts of compatilizer, 22 parts of ammonium polyphosphate, 1.5 parts of polyethylene glycol, 0.2 part of antioxidant BHT, 3.5 parts of silane coupling agent, three
1.2 parts of alkali lead sulfate, 1.5 parts of aluminium hydroxide and 31 parts of waste plastic, stir 50min after addition.
Step 6: the composite material that the step 5 is obtained dry 9h under 90 DEG C, vacuum condition obtains antibacterial flame-retardant
Composite material nine.
Embodiment ten
Step 1: stalk material is dried under field conditions (factors), stalk is then subjected to grinding, then passes through the hole of 1mm
Diameter is screened, and straw powder is obtained；
Step 2: argy wormwood being dried under field conditions (factors), argy wormwood is then carried out grinding, then by the aperture of 1mm into
Row screening, obtains mugwort powder；
Step 3: waste plastic is placed in double spiral shells that temperature is 175 DEG C, screw speed is 73r/min by plastic grain preparation
Melt pelletization is carried out in bar extruder, obtaining partial size is 0.5mm~2mm waste plastic blapharoplast；
Step 4: 3 parts of graphene oxides being placed in deionized water, are dispersed with ultrasonic wave, obtains 0.16mg/mL oxidation stone
Black aqueous solution；
Step 5: 68 parts of the straw powder that the step 1 obtains and the mugwort powder 34 that step 2 obtains are added to step 4
It in obtained graphene oxide water solution, is stirred with blender, in whipping process, sequentially adds 28 parts of isocyanic acid, maleic acid
Acid anhydride is grafted 17 parts of compatilizer, 24 parts of ammonium polyphosphate, 2.3 parts of polyethylene glycol, 0.3 part of antioxidant BHT, 4.5 parts of silane coupling agent, three
1.7 parts of alkali lead sulfate, 2.4 parts of aluminium hydroxide and 33 parts of waste plastic, stir 55min after addition.
Step 6: the composite material that the step 5 is obtained dry 9h under 85 DEG C, vacuum condition obtains antibacterial flame-retardant
Composite material ten.
Embodiment 11
Step 1: stalk material is dried under field conditions (factors), stalk is then subjected to grinding, then passes through the hole of 1mm
Diameter is screened, and straw powder is obtained；
Step 2: argy wormwood being dried under field conditions (factors), argy wormwood is then carried out grinding, then by the aperture of 1mm into
Row screening, obtains mugwort powder；
Step 3: waste plastic is placed in double spiral shells that temperature is 175 DEG C, screw speed is 78r/min by plastic grain preparation
Melt pelletization is carried out in bar extruder, obtaining partial size is 0.5mm~2mm waste plastic blapharoplast；
Step 4: 2.8 parts of graphene oxides being placed in deionized water, are dispersed with ultrasonic wave, obtains 0.2mg/mL oxidation
Graphene aqueous solution；
Step 5: 66 parts of the straw powder that the step 1 obtains and the mugwort powder 33 that step 2 obtains are added to step 4
It in obtained graphene oxide water solution, is stirred with blender, in whipping process, sequentially adds 27 parts of isocyanic acid, maleic acid
Acid anhydride is grafted 17 parts of compatilizer, 13 parts of ammonium polyphosphate, 1.9 parts of polyethylene glycol, 0.25 part of antioxidant BHT, 4 parts of silane coupling agent, three
1.6 parts of alkali lead sulfate, 1.8 parts of aluminium hydroxide and 32 parts of waste plastic, stir 55min after addition.
Step 6: the composite material that the step 5 is obtained dry 10h under 85 DEG C, vacuum condition obtains antibacterial resistance
Retardant composite material 11.
Embodiment 12
Step 1: stalk material is dried under field conditions (factors), stalk is then subjected to grinding, then passes through the hole of 1mm
Diameter is screened, and straw powder is obtained；
Step 2: argy wormwood being dried under field conditions (factors), argy wormwood is then carried out grinding, then by the aperture of 1mm into
Row screening, obtains mugwort powder；
Step 3: waste plastic is placed in double spiral shells that temperature is 180 DEG C, screw speed is 80r/min by plastic grain preparation
Melt pelletization is carried out in bar extruder, obtaining partial size is 0.5mm~2mm waste plastic blapharoplast；
Step 4: 2.5 parts of graphene oxides being placed in deionized water, are dispersed with ultrasonic wave, obtains 0.2mg/mL oxidation
Graphene aqueous solution；
Step 5: 70 parts of the straw powder that the step 1 obtains and the mugwort powder 33 that step 2 obtains are added to step 4
It in obtained graphene oxide water solution, is stirred with blender, in whipping process, sequentially adds 27 parts of isocyanic acid, maleic acid
Acid anhydride is grafted 17 parts of compatilizer, 23 parts of ammonium polyphosphate, 1.8 parts of polyethylene glycol, 0.2 part of antioxidant BHT, 4.5 parts of silane coupling agent, three
1.6 parts of alkali lead sulfate, 1.8 parts of aluminium hydroxide and 32 parts of waste plastic, stir 60min after addition.
Step 6: the composite material that the step 5 is obtained dry 8h under 100 DEG C, vacuum condition obtains antibacterial resistance
Retardant composite material 12.
Embodiment 13
Step 1: stalk material is dried under field conditions (factors), stalk is then subjected to grinding, then passes through the hole of 1mm
Diameter is screened, and straw powder is obtained；
Step 2: argy wormwood being dried under field conditions (factors), argy wormwood is then carried out grinding, then by the aperture of 1mm into
Row screening, obtains mugwort powder；
Step 3: waste plastic is placed in double spiral shells that temperature is 175 DEG C, screw speed is 75r/min by plastic grain preparation
Melt pelletization is carried out in bar extruder, obtaining partial size is 0.5mm~2mm waste plastic blapharoplast；
Step 4: 3 parts of graphene oxides being placed in deionized water, are dispersed with ultrasonic wave, obtains 0.15mg/mL oxidation stone
Black aqueous solution；
Step 5: 66 parts of the straw powder that the step 1 obtains and the mugwort powder 31 that step 2 obtains are added to step 4
It in obtained graphene oxide water solution, is stirred with blender, in whipping process, sequentially adds 28 parts of isocyanic acid, maleic acid
Acid anhydride is grafted 17 parts of compatilizer, 24 parts of ammonium polyphosphate, 1.5 parts of polyethylene glycol, 0.2 part of antioxidant BHT, 4 parts of silane coupling agent, three salt
1.5 parts of base lead sulfate, 1.5 parts of aluminium hydroxide and 33 parts of waste plastic, stir 50min after addition.
Step 6: the composite material that the step 5 is obtained dry 9h under 90 DEG C, vacuum condition obtains antibacterial flame-retardant
Composite material 13.
Embodiment 14
Step 1: stalk material is dried under field conditions (factors), stalk is then subjected to grinding, then passes through the hole of 1mm
Diameter is screened, and straw powder is obtained；
Step 2: argy wormwood being dried under field conditions (factors), argy wormwood is then carried out grinding, then by the aperture of 1mm into
Row screening, obtains mugwort powder；
Step 3: waste plastic is placed in double spiral shells that temperature is 175 DEG C, screw speed is 73r/min by plastic grain preparation
Melt pelletization is carried out in bar extruder, obtaining partial size is 0.5mm~2mm waste plastic blapharoplast；
Step 4: 4 parts of graphene oxides being placed in deionized water, are dispersed with ultrasonic wave, obtains 0.16mg/mL oxidation stone
Black aqueous solution；
Step 5: 62 parts of the straw powder that the step 1 obtains and the mugwort powder 32 that step 2 obtains are added to step 4
It in obtained graphene oxide water solution, is stirred with blender, in whipping process, sequentially adds 26 parts of isocyanic acid, maleic acid
Acid anhydride is grafted 16 parts of compatilizer, 25 parts of ammonium polyphosphate, 1.8 parts of polyethylene glycol, 0.1 part of antioxidant BHT, 3 parts of silane coupling agent, three salt
1.5 parts of base lead sulfate, 2.8 parts of aluminium hydroxide and 32 parts of waste plastic, stir 55min after addition.
Step 6: the composite material that the step 5 is obtained dry 9h under 85 DEG C, vacuum condition obtains antibacterial flame-retardant
Composite material 14.
Embodiment 15
Step 1: stalk material is dried under field conditions (factors), stalk is then subjected to grinding, then passes through the hole of 1mm
Diameter is screened, and straw powder is obtained；
Step 2: argy wormwood being dried under field conditions (factors), argy wormwood is then carried out grinding, then by the aperture of 1mm into
Row screening, obtains mugwort powder；
Step 3: waste plastic is placed in double spiral shells that temperature is 175 DEG C, screw speed is 78r/min by plastic grain preparation
Melt pelletization is carried out in bar extruder, obtaining partial size is 0.5mm~2mm waste plastic blapharoplast；
Step 4: 2.6 parts of graphene oxides being placed in deionized water, are dispersed with ultrasonic wave, obtains 0.2mg/mL oxidation
Graphene aqueous solution；
Step 5: 63 parts of the straw powder that the step 1 obtains and the mugwort powder 30 that step 2 obtains are added to step 4
It in obtained graphene oxide water solution, is stirred with blender, in whipping process, sequentially adds 28 parts of isocyanic acid, maleic acid
Acid anhydride is grafted 18 parts of compatilizer, 20 parts of ammonium polyphosphate, 1.6 parts of polyethylene glycol, 0.3 part of antioxidant BHT, 5 parts of silane coupling agent, three salt
1.8 parts of base lead sulfate, 1.6 parts of aluminium hydroxide and 34 parts of waste plastic, stir 55min after addition.
Step 6: the composite material that the step 5 is obtained dry 10h under 85 DEG C, vacuum condition obtains antibacterial resistance
Retardant composite material 15.
In above-mentioned each embodiment, the content detail of each component is shown in Table 1:
The each embodiment constituent content of table 1
In order to examine the performance of antibacterial flame-retardant composite material of the present invention, has chosen artificial fire proofing common in the market and make
For control, detection method, verifies the impact of performance of the present invention according to national standards, and specific data are shown in Table 2:
2 properties of product Testing index of table
As can be seen from Table 2, antibacterial flame-retardant composite material prepared by the present invention, maximum smoke density is relative to resins fire retardant material
Material reduces, and reaches maximum smoke density time increase, and oxygen index (OI) increases, and flaming combustion time is reduced；Internal bond strength increases, antibacterial
Effect is more preferable, and fire-retardant stalk compound material fire-protection rating prepared by the present invention is B1 grades.
Above-described embodiment is merely exemplary to illustrate the principle of the present invention and its effect, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, all those of ordinary skill in the art are completed without departing from the spirit and technical ideas disclosed in the present invention
All equivalent modifications or change, should be covered by the claims of the present invention.
Claims (10)
1. a kind of antibacterial flame-retardant composite material, it is characterised in that: the component of the antibacterial flame-retardant composite material includes stalk, Chinese mugwort
Wormwood artemisia, isocyanic acid, waste plastic, maleic anhydride graft compatilizer, ammonium polyphosphate, polyethylene glycol, antioxidant BHT, silane coupling agent,
Lead sulfate tribasic and graphene oxide, the weight content of each component of antibacterial flame-retardant composite material are as follows:
2. a kind of antibacterial flame-retardant composite material according to claim 1, it is characterised in that: the antibacterial flame-retardant composite material
The weight content of each component are as follows:
3. a kind of antibacterial flame-retardant composite material according to claim 2, it is characterised in that: the antibacterial flame-retardant composite material
The weight content of each component are as follows: 66 parts of stalk；33 parts of argy wormwood；27 parts of isocyanic acid；32 parts of waste plastic；Maleic anhydride graft phase
Hold 17 parts of agent；23 parts of ammonium polyphosphate；1.9 parts of polyethylene glycol；0.25 part of antioxidant BHT；4 parts of silane coupling agent；Tribasic sulfuric acid
1.6 parts of lead；2.8 parts of graphene oxide.
4. a kind of antibacterial flame-retardant composite material according to claim 1, it is characterised in that: the antibacterial flame-retardant composite material
It further include the aluminium hydroxide of 1 part~3 parts parts by weight.
5. a kind of antibacterial flame-retardant composite material according to claim 4, it is characterised in that: the antibacterial flame-retardant composite material
Aluminium hydroxide including 1.8 parts by weight.
6. a kind of antibacterial flame-retardant composite material according to claim 1, it is characterised in that: the stalk be rice straw,
One of corn stover, wheat stalk and reed straw are a variety of.
7. a kind of preparation method of the antibacterial flame-retardant composite material as described in claim 1~6 any one, it is characterised in that:
The following steps are included:
Step 1: stalk material being dried under field conditions (factors), stalk is then carried out grinding, then by the aperture of 1mm into
Row screening, obtains straw powder；
Step 2: argy wormwood is dried under field conditions (factors), argy wormwood is then subjected to grinding, is then sieved by the aperture of 1mm
Choosing, obtains mugwort powder；
Step 3: plastic grain preparation, by waste plastic be placed in temperature be 170 DEG C~180 DEG C, screw speed be 70r/min~
Melt pelletization is carried out in the double screw extruder of 80r/min, obtains waste plastic blapharoplast；
Step 4: graphene oxide is placed in deionized water, is dispersed with ultrasonic wave, and graphene oxide water solution is obtained；
Step 5: the straw powder that the step 1 obtains and the mugwort powder that step 2 obtains are added to the oxidation that step 4 obtains
It in graphene aqueous solution, is stirred with blender, in whipping process, sequentially adds isocyanic acid, maleic anhydride graft compatilizer, gathers
Ammonium phosphate, polyethylene glycol, antioxidant BHT, silane coupling agent, lead sulfate tribasic and waste plastic stir after addition
45min~60min.
Step 6: the composite material that the step 5 is obtained dry 8h~10h under 80 DEG C~100 DEG C, vacuum condition is obtained
Antibacterial flame-retardant composite material.
8. a kind of preparation method of antibacterial flame-retardant composite material according to claim 7, it is characterised in that: the step 3
The partial size of obtained waste plastic blapharoplast is 0.5mm~2mm.
9. a kind of preparation method of antibacterial flame-retardant composite material according to claim 8, it is characterised in that: the step 4
The concentration of graphene oxide water solution obtained is 0.1mg/mL~0.2mg/mL.
10. a kind of preparation method of antibacterial flame-retardant composite material according to claim 9, it is characterised in that: the step
Isocyanic acid, maleic anhydride graft compatilizer, ammonium polyphosphate, polyethylene glycol, antioxidant BHT, silane coupled is being sequentially added in five
When agent, lead sulfate tribasic and waste plastic, after former reagent is added, interval 5min~10min is added latter
Kind reagent.
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