CN108822396A - A kind of regenerated plastics computer desk material and preparation method thereof - Google Patents
A kind of regenerated plastics computer desk material and preparation method thereof Download PDFInfo
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- CN108822396A CN108822396A CN201810509544.9A CN201810509544A CN108822396A CN 108822396 A CN108822396 A CN 108822396A CN 201810509544 A CN201810509544 A CN 201810509544A CN 108822396 A CN108822396 A CN 108822396A
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
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Abstract
The invention discloses a kind of regenerated plastics computer desk materials and preparation method thereof, are related to computer desk Material Field, the raw material including following parts by weight meter：40-50 parts of recycled plastic granules, 15-20 parts of ethylene-octene copolymer, 5-10 parts of different phenylpropyl alcohol hydrogen peroxide, 4-9 parts of Research of Grafting Malaic Anhydride Onto Polyethylene, 12-16 parts of modified glass-fiber, 22-27 parts of wood dust, asbestos 7-12 parts discarded, 7-12 parts of superfine silicon dioxide, 2-5 parts of negative ion powder, 3-6 parts of nano-titanium dioxide, 1.2-1.8 parts of surfactant, 0.3-0.8 parts of colorant, 1.7-3.2 parts of plasticizer, 1.5-2.5 parts of stabilizer and 2.4-3.5 parts of fire retardant；Associated between computer desk material of the present invention passes through acts on, and has the advantages that high hardness, resistance to compression and fracture resistance are good, raw material sources are extensive, and production cost is low, while solving the problems, such as the recycling of waste plastic and discarded asbestos.
Description
Technical field
The present invention relates to computer desk fields, and in particular to a kind of regeneration function plastics computer desk material and preparation method thereof.
Background technique
One of the invention of great significance of the mankind since plastics were 20th century, with the rise of 20 middle of century plastics industries, the mankind
The plastics epoch are entered, since plastics have the advantages that light, intensity is high, chemical stability is good and good insulation preformance, a jump
As household electrical appliances, electronics, automobile, shipbuilding, building, the indispensable material of the industry of packaging, as what plastics used increases,
Waste plastic is also increasing.It is cumulative waste and old since plastics itself cannot degrade under field conditions (factors), thus year by year
Plastics have formd serious environmental pollution, i.e. described white pollution, at the same waste plastic still contain it is huge again
Production-goods source.The presence of " white pollution " is the huge waste of limited earth resource, therefore the recycling of waste plastic, and is solution
The certainly important measure of ecological environmental pollution.
Summary of the invention
Aiming at the problems existing in the prior art, the present invention provides a kind of regenerated plastics computer desk material and its preparation sides
Method, the associated between computer desk material of the present invention passes through act on, and have the advantages that high hardness, resistance to compression and fracture resistance are good, raw material comes
Source is extensive, and production cost is low, while solving the problems, such as the recycling of waste plastic and discarded asbestos.
In order to achieve the above object, the present invention is achieved through the following technical solutions：
A kind of regenerated plastics computer desk material, the raw material including following parts by weight meter：
40-50 parts of recycled plastic granules, 15-20 parts of ethylene-octene copolymer, 5-10 parts of different phenylpropyl alcohol hydrogen peroxide, poly- second
4-9 parts of alkene grafted maleic anhydride, 22-27 parts of wood dust, discards asbestos 7-12 parts, ultra-fine dioxy at 12-16 parts of modified glass-fiber
7-12 parts of SiClx, 2-5 parts of negative ion powder, 3-6 parts of nano-titanium dioxide, 1.2-1.8 parts of surfactant, colorant 0.3-0.8
Part, 1.7-3.2 parts of plasticizer, 1.5-2.5 parts of stabilizer and 2.4-3.5 parts of fire retardant；
The recycled plastic granules are at least one of waste polyethylene, waste and old polypropylene, waste and old polycarbonate, are put into
Grain diameter is ground in pulverizer to 150-300 mesh.
Preferably, the raw material including following parts by weight meter：43-47 parts of recycled plastic granules, ethylene-octene copolymer 16-
19 parts, 6-9 parts of different phenylpropyl alcohol hydrogen peroxide, 5-8 parts of Research of Grafting Malaic Anhydride Onto Polyethylene, 13-15 parts of modified glass-fiber, wood dust
24-26 parts, discarded asbestos 9-11 parts, 9-11 parts of superfine silicon dioxide, 3-4 parts of negative ion powder, 4-5 parts of nano-titanium dioxide, table
Activating agent 1.4-1.6 parts of face, 0.5-0.7 parts of colorant, 2.4-2.8 parts of plasticizer, 1.8-2.2 parts of stabilizer and fire retardant 2.8-
3.2 part.
Preferably, the raw material including following parts by weight meter：It is 45 parts of recycled plastic granules, 17 parts of ethylene-octene copolymer, different
8 parts of phenylpropyl alcohol hydrogen peroxide, 7 parts of Research of Grafting Malaic Anhydride Onto Polyethylene, 14 parts of modified glass-fiber, 25 parts of wood dust, discarded asbestos 10
Part, 10 parts of superfine silicon dioxide, 3.5 parts of negative ion powder, 4.5 parts of nano-titanium dioxide, 1.5 parts of surfactant, colorant 0.6
Part, 2.6 parts of plasticizer, 2 parts of stabilizer and 3.1 parts of fire retardant.
Preferably, the preparation method of the modified glass-fiber is：Into glass fibre and its enter to be equivalent to its weight 3-
6% gamma-aminopropyl-triethoxy and 2-5% triethanolamine, temperature control is to 38-45 degrees Celsius, with 2000-3000 revs/min of speed
Degree stirs 30-40 minutes, and dries pulverizing to grain diameter is 300-500 mesh to get the modified glass-fiber.
Preferably, the surfactant is lauryl sodium sulfate, neopelex, polyoxyethylene sorbitol
One or more of alcohol acid anhydride monoleate, sodium sulfate of polyethenoxy ether of fatty alcohol and alginate propylene glycol combine.
Preferably, the colorant is one in carbon black, iron oxide red, iron oxide yellow, titanium dioxide, phenol ultramarine and phenol viridescent
Kind or several combinations.
Preferably, the plasticizer is phosphate, acetyl triethyl citrate, borate, glycerin monostearate, adjacent benzene
One or more of dioctyl phthalate diisodecyl ester combines.
Preferably, the stabilizer is one or more of organic tin stabilizer, calcium zinc stabilizer and rare-earth stabilizer
In conjunction with.
Preferably, the fire retardant be phosphorus flame retardant and nitrogenated flame retardant according to mass ratio according to mass ratio 3:1 mixing
Composition.
The phosphorus flame retardant be one of triphenyl phosphate, tricresyl phosphate, cresyl diphenyl phosphate or
Several combinations.
The nitrogenated flame retardant is that one or more of melamine, melamine salt and ammonium polyphosphate combine.
A kind of preparation method of above-mentioned regenerated plastics computer desk material is also disclosed in the present invention, specifically, including it is following
Step：
(1) regenerated plastics, ethylene-octene copolymer, different phenylpropyl alcohol hydrogen peroxide are added Celsius in 160-170 in mixer
Degree is mixing 15-20 minutes lower, is put into screw machine and carries out extruding pelletization, obtains hybrid particles；
(2) by modified glass-fiber, wood dust, discarded asbestos, superfine silicon dioxide, negative ion powder, nano-titanium dioxide
It is added in high-speed mixer with surfactant and carries out mixing dehumidifying, mixing temperature is 80-85 degrees Celsius, incorporation time 15-
20 minutes；
(3) by hybrid particles made from step (1) and Research of Grafting Malaic Anhydride Onto Polyethylene, colorant, plasticizer, stabilizer and
Fire retardant sequentially adds mixed 10-15 minutes in the mixture in step (2) after, add twin-screw extrude carry out squeeze out make
Grain, pellet are cooled to room temperature, and are put into vacuum drier and are dried to get the regenerated plastics computer desk material.
The present invention has following beneficial effect：
(1) the associated effect between computer desk material of the present invention passes through, good excellent of, resistance to compression and fracture resistance high with hardness
Point, raw material sources are extensive, and production cost is low, while solving the problems, such as the recycling of waste plastic and discarded asbestos.
(2) modified glass-fiber is added in raw material of the present invention, the insulating properties, heat-resisting of material can be improved in glass fibre
Property, corrosion resistance and mechanical strength, but glass fibre and high-molecular compound surface binding force are inadequate, and dispersion is uneven, changes
Property after compatibility and dispersibility of the glass fiber reinforcement with organic polymer in material, keep the material structure more stable, cause
Close property is higher.
(3) original middle addition ethylene-octene copolymer, different phenylpropyl alcohol hydrogen peroxide, polycthylene grafted maleic acid in the present invention
Acid anhydride is modified regenerating waste used plastics, improves the stretch-resistance and mechanical tenacity of waste plastic, while adding superfine silicon dioxide
It is filled into polymer, enhances the intensity and hardness of regenerated plastics.
Specific embodiment
Below with reference to embodiment, further description of the specific embodiments of the present invention, and following embodiment is only used for more
Technical solution of the present invention is clearly demonstrated, and not intended to limit the protection scope of the present invention.
Embodiment 1
A kind of regenerated plastics computer desk material, the raw material including following parts by weight meter：
40 parts of recycled plastic granules, 15 parts of ethylene-octene copolymer, 5 parts of different phenylpropyl alcohol hydrogen peroxide, polycthylene grafted Malaysia
4 parts of acid anhydrides, 12 parts of modified glass-fiber, 22 parts of wood dust, discarded 7 parts of asbestos, 7 parts of superfine silicon dioxide, 2 parts of negative ion powder,
3 parts of nano-titanium dioxide, 1.2 parts of surfactant, 0.3 part of colorant, 1.7 parts of plasticizer, 1.5 parts of stabilizer and fire retardant
2.4 part；
Recycled plastic granules are put into pulverizer for waste and old polypropylene and are ground to grain diameter to 150 mesh.
The preparation method of modified glass-fiber is：
Into glass fibre and its enter to be equivalent to its 3% gamma-aminopropyl-triethoxy of weight and 2% triethanolamine, temperature control
It to 38 degrees Celsius, with 2000 revs/min of speed, stirs 30 minutes, dries pulverizing to grain diameter is 300 mesh to get described
Modified glass-fiber.
Surfactant is lauryl sodium sulfate.
Colorant is titanium dioxide.
Plasticizer is phosphate.
Stabilizer is organic tin stabilizer.
Fire retardant be phosphorus flame retardant and nitrogenated flame retardant according to mass ratio according to mass ratio 3:1 mixing composition.
The phosphorus flame retardant is triphenyl phosphate.
The nitrogenated flame retardant is melamine.
The preparation method of regenerated plastics computer desk material in the present embodiment specifically includes the following steps：
(1) regenerated plastics, ethylene-octene copolymer, different phenylpropyl alcohol hydrogen peroxide are added in mixer under 160 degrees Celsius
It mixing 15 minutes, is put into screw machine and carries out extruding pelletization, obtain hybrid particles；
(2) by modified glass-fiber, wood dust, discarded asbestos, superfine silicon dioxide, negative ion powder, nano-titanium dioxide
It is added in high-speed mixer with surfactant and carries out mixing dehumidifying, mixing temperature is 80 degrees Celsius, and incorporation time is 15 minutes；
(3) by hybrid particles made from step (1) and Research of Grafting Malaic Anhydride Onto Polyethylene, colorant, plasticizer, stabilizer and
Fire retardant sequentially adds to be mixed after ten minutes in the mixture in step (2), adds twin-screw extrude carry out extruding pelletization,
Pellet is cooled to room temperature, and is put into vacuum drier and is dried to get the regenerated plastics computer desk material.
Embodiment 2
A kind of regenerated plastics computer desk material, the raw material including following parts by weight meter：
50 parts of recycled plastic granules, 20 parts of ethylene-octene copolymer, 10 parts of different phenylpropyl alcohol hydrogen peroxide, polycthylene grafted horse
Come 9 parts of acid anhydrides, 16 parts of modified glass-fiber, 27 parts of wood dust, discarded 12 parts of asbestos, 12 parts of superfine silicon dioxide, negative ion powder 5
Part, 6 parts of nano-titanium dioxide, 1.8 parts of surfactant, 0.8 part of colorant, 3.2 parts of plasticizer, 2.5 parts of stabilizer and fire-retardant
3.5 parts of agent；
Recycled plastic granules are waste and old polycarbonate, are put into pulverizer and are ground to grain diameter to 300 mesh.
The preparation method of modified glass-fiber is：Into glass fibre and its enter to be equivalent to 6% γ of its weight-aminopropyl three
Ethyoxyl and 5% triethanolamine, temperature control, with 3000 revs/min of speed, stir 40 minutes, dries pulverizing is extremely to 45 degrees Celsius
Grain diameter is 500 mesh to get the modified glass-fiber.
Surfactant is neopelex.
Colorant is iron oxide red.
Plasticizer is acetyl triethyl citrate.
Stabilizer is calcium zinc stabilizer.
Fire retardant be phosphorus flame retardant and nitrogenated flame retardant according to mass ratio according to mass ratio 3:1 mixing composition.
Phosphorus flame retardant is tricresyl phosphate.
Nitrogenated flame retardant is melamine salt.
The preparation method of regenerated plastics computer desk material in the present embodiment specifically includes the following steps：
(1) regenerated plastics, ethylene-octene copolymer, different phenylpropyl alcohol hydrogen peroxide are added in mixer under 170 degrees Celsius
It mixing 20 minutes, is put into screw machine and carries out extruding pelletization, obtain hybrid particles；
(2) by modified glass-fiber, wood dust, discarded asbestos, superfine silicon dioxide, negative ion powder, nano-titanium dioxide
It is added in high-speed mixer with surfactant and carries out mixing dehumidifying, mixing temperature is 85 degrees Celsius, and incorporation time is 20 minutes；
(3) by hybrid particles made from step (1) and Research of Grafting Malaic Anhydride Onto Polyethylene, colorant, plasticizer, stabilizer and
Fire retardant sequentially adds mixed 15 minutes in the mixture in step (2) after, add twin-screw extrude carry out extruding pelletization,
Pellet is cooled to room temperature, and is put into vacuum drier and is dried to get the regenerated plastics computer desk material.
Embodiment 3
A kind of regenerated plastics computer desk material, the raw material including following parts by weight meter：
43 parts of recycled plastic granules, 16 parts of ethylene-octene copolymer, 6 parts of different phenylpropyl alcohol hydrogen peroxide, polycthylene grafted Malaysia
5 parts of acid anhydrides, 13 parts of modified glass-fiber, 24 parts of wood dust, discarded 9 parts of asbestos, 9 parts of superfine silicon dioxide, 3 parts of negative ion powder,
4 parts of nano-titanium dioxide, 1.4 parts of surfactant, 0.5 part of colorant, 2.4 parts of plasticizer, 1.8 parts of stabilizer and fire retardant
2.8 part；
Recycled plastic granules are the mixture of waste polyethylene and waste and old polypropylene, are put into pulverizer and are ground to particle
Diameter is to 200 mesh.
The preparation method of modified glass-fiber is：
Into glass fibre and its enter to be equivalent to its 4% gamma-aminopropyl-triethoxy of weight and 3% triethanolamine, temperature control
It to 40 degrees Celsius, with 2200 revs/min of speed, stirs 32 minutes, dries pulverizing to grain diameter is 400 mesh to get described
Modified glass-fiber.
Surfactant is polyoxyethylene sorbitan monooleate.
Colorant is iron oxide yellow and titanium dioxide according to mass ratio 1:1 mixing composition.
Preferably, the plasticizer is phosphate, acetyl triethyl citrate, borate, glycerin monostearate, adjacent benzene
One or more of dioctyl phthalate diisodecyl ester combines.
Stabilizer is rare-earth stabilizer.
Fire retardant be phosphorus flame retardant and nitrogenated flame retardant according to mass ratio according to mass ratio 3:1 mixing composition.
Phosphorus flame retardant is cresyl diphenyl phosphate.
Stating nitrogenated flame retardant is ammonium polyphosphate.
The preparation method of regenerated plastics computer desk material in the present embodiment specifically includes the following steps：
(1) regenerated plastics, ethylene-octene copolymer, different phenylpropyl alcohol hydrogen peroxide are added in mixer under 165 degrees Celsius
It mixing 17 minutes, is put into screw machine and carries out extruding pelletization, obtain hybrid particles；
(2) by modified glass-fiber, wood dust, discarded asbestos, superfine silicon dioxide, negative ion powder, nano-titanium dioxide
It is added in high-speed mixer with surfactant and carries out mixing dehumidifying, mixing temperature is 82 degrees Celsius, and incorporation time is 17 minutes；
(3) by hybrid particles made from step (1) and Research of Grafting Malaic Anhydride Onto Polyethylene, colorant, plasticizer, stabilizer and
Fire retardant sequentially adds mixed 12 minutes in the mixture in step (2) after, add twin-screw extrude carry out extruding pelletization,
Pellet is cooled to room temperature, and is put into vacuum drier and is dried to get the regenerated plastics computer desk material.
Embodiment 4
A kind of regenerated plastics computer desk material, the raw material including following parts by weight meter：
47 parts of recycled plastic granules, 19 parts of ethylene-octene copolymer, 9 parts of different phenylpropyl alcohol hydrogen peroxide, polycthylene grafted Malaysia
8 parts of acid anhydrides, 15 parts of modified glass-fiber, 26 parts of wood dust, discarded 11 parts of asbestos, 11 parts of superfine silicon dioxide, negative ion powder 4
Part, 5 parts of nano-titanium dioxide, 1.6 parts of surfactant, 0.7 part of colorant, 2.8 parts of plasticizer, 2.2 parts of stabilizer and fire-retardant
3.2 parts of agent；
Recycled plastic granules are the mixture of waste and old polypropylene and waste and old polycarbonate, are put into pulverizer and are ground to particle
Partial size is to 250 mesh.
The preparation method of modified glass-fiber is：
Into glass fibre and its enter to be equivalent to its 5% gamma-aminopropyl-triethoxy of weight and 4% triethanolamine, temperature control
It to 42 degrees Celsius, with 2800 revs/min of speed, stirs 38 minutes, dries pulverizing to grain diameter is 450 mesh to get described
Modified glass-fiber.
Surfactant is sodium sulfate of polyethenoxy ether of fatty alcohol.
Colorant is carbon black and iron oxide yellow according to mass ratio 1:5 mixing compositions.
Plasticizer is glycerin monostearate.
Stabilizer is organic tin stabilizer.
Fire retardant be phosphorus flame retardant and nitrogenated flame retardant according to mass ratio according to mass ratio 3:1 mixing composition.
Phosphorus flame retardant is triphenyl phosphate.
Nitrogenated flame retardant is melamine salt.
The preparation method of regenerated plastics computer desk material in the present embodiment specifically includes the following steps：
(1) regenerated plastics, ethylene-octene copolymer, different phenylpropyl alcohol hydrogen peroxide are added in mixer under 166 degrees Celsius
It mixing 18 minutes, is put into screw machine and carries out extruding pelletization, obtain hybrid particles；
(2) by modified glass-fiber, wood dust, discarded asbestos, superfine silicon dioxide, negative ion powder, nano-titanium dioxide
It is added in high-speed mixer with surfactant and carries out mixing dehumidifying, mixing temperature is 83 degrees Celsius, and incorporation time is 18 minutes；
(3) by hybrid particles made from step (1) and Research of Grafting Malaic Anhydride Onto Polyethylene, colorant, plasticizer, stabilizer and
Fire retardant sequentially adds mixed 13 minutes in the mixture in step (2) after, add twin-screw extrude carry out extruding pelletization,
Pellet is cooled to room temperature, and is put into vacuum drier and is dried to get the regenerated plastics computer desk material.
Embodiment 5
A kind of regenerated plastics computer desk material, the raw material including following parts by weight meter：
45 parts of recycled plastic granules, 17 parts of ethylene-octene copolymer, 8 parts of different phenylpropyl alcohol hydrogen peroxide, polycthylene grafted Malaysia
7 parts of acid anhydrides, 14 parts of modified glass-fiber, 25 parts of wood dust, discarded 10 parts of asbestos, 10 parts of superfine silicon dioxide, negative ion powder 3.5
Part, 4.5 parts of nano-titanium dioxide, 1.5 parts of surfactant, 0.6 part of colorant, 2.6 parts of plasticizer, 2 parts of stabilizer and fire-retardant
3.1 parts of agent；
Recycled plastic granules are the mixture of waste polyethylene, waste and old polypropylene and waste and old polycarbonate, are put into pulverizer
In be ground to grain diameter to 280 mesh.
The preparation method of modified glass-fiber is：
Into glass fibre and its enter to be equivalent to its 5% gamma-aminopropyl-triethoxy of weight and 3% triethanolamine, temperature control
It to 42 degrees Celsius, with 2500 revs/min of speed, stirs 39 minutes, dries pulverizing to grain diameter is 400 mesh to get described
Modified glass-fiber.
Surfactant is alginate propylene glycol.
Colorant is titanium dioxide, phenol ultramarine and phenol viridescent according to mass ratio 1:1:1 mixing composition.
Plasticizer is diisooctyl phthalate.
Stabilizer is rare-earth stabilizer.
Fire retardant be phosphorus flame retardant and nitrogenated flame retardant according to mass ratio according to mass ratio 3:1 mixing composition.
Phosphorus flame retardant is cresyl diphenyl phosphate.
Nitrogenated flame retardant is melamine salt.
The preparation method of the regenerated plastics computer desk material of the present embodiment specifically includes the following steps：
(1) regenerated plastics, ethylene-octene copolymer, different phenylpropyl alcohol hydrogen peroxide are added in mixer under 168 degrees Celsius
It mixing 19 minutes, is put into screw machine and carries out extruding pelletization, obtain hybrid particles；
(2) by modified glass-fiber, wood dust, discarded asbestos, superfine silicon dioxide, negative ion powder, nano-titanium dioxide
It is added in high-speed mixer with surfactant and carries out mixing dehumidifying, mixing temperature is 84 degrees Celsius, and incorporation time is 19 minutes；
(3) by hybrid particles made from step (1) and Research of Grafting Malaic Anhydride Onto Polyethylene, colorant, plasticizer, stabilizer and
Fire retardant sequentially adds mixed 14 minutes in the mixture in step (2) after, add twin-screw extrude carry out extruding pelletization,
Pellet is cooled to room temperature, and is put into vacuum drier and is dried to get the regenerated plastics computer desk material.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although referring to aforementioned reality
Applying example, invention is explained in detail, for those skilled in the art, still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features.It is all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of regenerated plastics computer desk material, which is characterized in that the raw material including following parts by weight meter：Recycled plastic granules
40-50 parts, 15-20 parts of ethylene-octene copolymer, 5-10 parts of different phenylpropyl alcohol hydrogen peroxide, 4-9 parts of Research of Grafting Malaic Anhydride Onto Polyethylene,
12-16 parts of modified glass-fiber, discards asbestos 7-12 parts, 7-12 parts of superfine silicon dioxide, negative ion powder at 22-27 parts of wood dust
2-5 parts, 3-6 parts of nano-titanium dioxide, 1.2-1.8 parts of surfactant, 0.3-0.8 parts of colorant, 1.7-3.2 parts of plasticizer,
1.5-2.5 parts and fire retardant 2.4-3.5 parts of stabilizer；
The recycled plastic granules are at least one of waste polyethylene, waste and old polypropylene, waste and old polycarbonate, are put into crushing
Grain diameter is ground in machine to 150-300 mesh.
2. regenerated plastics computer desk material according to claim 1, which is characterized in that the original including following parts by weight meter
Material：It is 43-47 parts of recycled plastic granules, 16-19 parts of ethylene-octene copolymer, 6-9 parts of different phenylpropyl alcohol hydrogen peroxide, polycthylene grafted
5-8 parts of maleic anhydride, 24-26 parts of wood dust, discards asbestos 9-11 parts, superfine silicon dioxide 9- at 13-15 parts of modified glass-fiber
11 parts, 3-4 parts of negative ion powder, 4-5 parts of nano-titanium dioxide, 1.4-1.6 parts of surfactant, 0.5-0.7 parts of colorant, plasticising
2.4-2.8 parts of agent, 1.8-2.2 parts of stabilizer and 2.8-3.2 parts of fire retardant.
3. regenerated plastics computer desk material according to claim 1, which is characterized in that the original including following parts by weight meter
Material：45 parts of recycled plastic granules, 17 parts of ethylene-octene copolymer, 8 parts of different phenylpropyl alcohol hydrogen peroxide, Research of Grafting Malaic Anhydride Onto Polyethylene 7
Part, discarded 10 parts of asbestos, 10 parts of superfine silicon dioxide, 3.5 parts of negative ion powder, is received 14 parts of modified glass-fiber, 25 parts of wood dust
4.5 parts of titanium dioxide of rice, 1.5 parts of surfactant, 0.6 part of colorant, 2.6 parts of plasticizer, 2 parts of stabilizer and fire retardant 3.1
Part.
4. regenerated plastics computer desk material according to claim 1, which is characterized in that the preparation of the modified glass-fiber
Method is：Into glass fibre and its enter to be equivalent to its weight 3-6% gamma-aminopropyl-triethoxy and 2-5% triethanolamine, controls
Temperature with 2000-3000 revs/min of speed, stirs 30-40 minutes, dries pulverizing to grain diameter is to 38-45 degrees Celsius
300-500 mesh is to get the modified glass-fiber.
5. regenerated plastics computer desk material according to claim 1, which is characterized in that the surfactant is dodecane
Base sodium sulphate, neopelex, polyoxyethylene sorbitan monooleate, sodium sulfate of polyethenoxy ether of fatty alcohol and
One or more of alginate propylene glycol combines.
6. regenerated plastics computer desk material according to claim 1, which is characterized in that the colorant is carbon black, oxidation
One or more of iron oxide red, iron oxide yellow, titanium dioxide, phenol ultramarine and phenol viridescent combine.
7. regenerated plastics computer desk material according to claim 1, which is characterized in that the plasticizer is phosphate, second
One or more of acyl triethyl citrate, borate, glycerin monostearate, diisooctyl phthalate combine.
8. regenerated plastics computer desk material according to claim 1, which is characterized in that the stabilizer is Organotin Stabilized
One or more of agent, calcium zinc stabilizer and rare-earth stabilizer combine.
9. regenerated plastics computer desk material according to claim 1, which is characterized in that the fire retardant is phosphorus flame retardant
With nitrogenated flame retardant according to mass ratio according to mass ratio 3:1 mixing composition.
The phosphorus flame retardant is one or more of triphenyl phosphate, tricresyl phosphate, cresyl diphenyl phosphate
In conjunction with.
The nitrogenated flame retardant is that one or more of melamine, melamine salt and ammonium polyphosphate combine.
10. a kind of preparation method of such as described in any item regenerated plastics computer desk materials of claim 1-9, which is characterized in that
Include the following steps：
(1) regenerated plastics, ethylene-octene copolymer, different phenylpropyl alcohol hydrogen peroxide are added in mixer under 160-170 degrees Celsius
It mixing 15-20 minutes, is put into screw machine and carries out extruding pelletization, obtain hybrid particles；
(2) by modified glass-fiber, wood dust, discarded asbestos, superfine silicon dioxide, negative ion powder, nano-titanium dioxide and table
Face activating agent, which is added in high-speed mixer, carries out mixing dehumidifying, and mixing temperature is 80-85 degrees Celsius, and incorporation time is 15-20 points
Clock；
(3) by hybrid particles made from step (1) and Research of Grafting Malaic Anhydride Onto Polyethylene, colorant, plasticizer, stabilizer and fire-retardant
Agent sequentially adds mixed 10-15 minutes in the mixture in step (2) after, add twin-screw extrude carry out extruding pelletization,
Pellet is cooled to room temperature, and is put into vacuum drier and is dried to get the regenerated plastics computer desk material.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109880337A (en) * | 2019-02-25 | 2019-06-14 | 宁波公牛精密制造有限公司 | The spray painting polycarbonate compositions and preparation method thereof that high efficiente callback recycles |
| CN111138751A (en) * | 2020-01-14 | 2020-05-12 | 湖北格霖威新材料科技有限公司 | Desk top material capable of releasing negative ions and preparation method thereof |
| CN116175827A (en) * | 2023-03-02 | 2023-05-30 | 山东佳纳环保科技有限公司 | Low-temperature environment-friendly mixed solid waste recycling process utilizing waste plastics and glass fibers |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105542297A (en) * | 2016-03-16 | 2016-05-04 | 常州塑金高分子科技有限公司 | Regenerative composite for automobile parts and preparing technology of regenerative composite |
-
2018
- 2018-05-24 CN CN201810509544.9A patent/CN108822396A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105542297A (en) * | 2016-03-16 | 2016-05-04 | 常州塑金高分子科技有限公司 | Regenerative composite for automobile parts and preparing technology of regenerative composite |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109880337A (en) * | 2019-02-25 | 2019-06-14 | 宁波公牛精密制造有限公司 | The spray painting polycarbonate compositions and preparation method thereof that high efficiente callback recycles |
| CN111138751A (en) * | 2020-01-14 | 2020-05-12 | 湖北格霖威新材料科技有限公司 | Desk top material capable of releasing negative ions and preparation method thereof |
| CN116175827A (en) * | 2023-03-02 | 2023-05-30 | 山东佳纳环保科技有限公司 | Low-temperature environment-friendly mixed solid waste recycling process utilizing waste plastics and glass fibers |
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