CN107353552A - A kind of flame retardant distribution box sheathing material and preparation method thereof - Google Patents
A kind of flame retardant distribution box sheathing material and preparation method thereof Download PDFInfo
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- CN107353552A CN107353552A CN201710593350.7A CN201710593350A CN107353552A CN 107353552 A CN107353552 A CN 107353552A CN 201710593350 A CN201710593350 A CN 201710593350A CN 107353552 A CN107353552 A CN 107353552A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
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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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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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
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/327—Aluminium phosphate
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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
- C08K3/38—Boron-containing compounds
- C08K2003/382—Boron-containing compounds and nitrogen
- C08K2003/385—Binary compounds of nitrogen with boron
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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
- C08K3/38—Boron-containing compounds
- C08K2003/387—Borates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- 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
- 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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Abstract
The present invention provides a kind of flame retardant distribution box sheathing material and preparation method thereof, is related to distribution Material Field, flame retardant distribution box sheathing material includes the raw material of following parts by weight：Kaolin, ceramic fibre, tetraethyl orthosilicate, aluminium triphosphate, diethylene glycol monobutyl ether, isobutanol, makrolon, glycerin monostearate, quartz sand, phenolic resin, borax, nanometer silicon carbide, acrylic resin, aluminum oxide, PE waxes, precipitated calcium carbonate, boron nitride, graphite powder, polyamide, fire retardant, coupling agent, toughener, antioxidant, heat stabilizer and light stabilizer；Preparation method comprises the following steps：(1) raw material, (2) ball milling, (3) mixing, (4) stirring, cooling, extruding and injection molding are weighed.The present invention solves the problems, such as bad mechanical property and flame retardant wire difference existing for existing distribution box sheathing material.
Description
Technical field
The invention belongs to distribution Material Field, and in particular to a kind of flame retardant distribution box sheathing material and preparation method thereof.
Background technology
Distribution box is to be set in power supply system for carrying out the distribution of electric energy distribution, control, metering and connection cables
Standby, general power supply administration, electric substation are all to use high-tension switch cabinet, are then drawn out to low-tension distribution box through transformer pressure-reducing low-pressure side,
Low-tension distribution box is in the distribution board to each electricity consumption, control cabinet, switch-box, and the inside is exactly by by some switches, breaker, molten
Disconnected device, button, indicator lamp, instrument, electric wire etc protection device are assembled integrally the power distribution equipment that reaches design function requirement
Equipment.High/low voltage distribution box is also referred to as：High-low voltage switch cabinet or high-low pressure electrical complete equipment.
At present, most of distribution box of in the market is iron clad distribution case, and its preparation method is to open punch-forming mold processed, so
Afterwards by galvanized iron sheet punch forming, then by punch forming part through degreasing, washing, pickling, washing, alkali cleaning, washing, table tune, phosphatization, scald
Wash, dry, paint after produce distribution box assembly, finally with hinge by distribution box assembling components into a complete distribution box.
The shortcomings that this distribution box is that insulating properties are bad, and circuit can cause serious potential safety hazard, and product ratio when occurring short-circuit
Heavier, installation is inconvenient.In recent years, plastics distribution box shell is worked out, it possesses preferable insulating properties, and
Weight is small, but mechanical performance, fire resistance are poor, can not bear larger impulsive force.
The content of the invention
It is of the invention in order to solve the problems, such as bad mechanical property and flame retardant wire difference existing for existing distribution box sheathing material
Purpose is to provide a kind of flame retardant distribution box sheathing material and preparation method thereof, and obtained flame retardant distribution box sheathing material has machinery
Performance is good and the advantages of good flame resistance.
The invention provides following technical scheme：
A kind of flame retardant distribution box sheathing material, include the raw material of following parts by weight：Kaolin 2-4 parts, ceramic fibre 2-4
Part, tetraethyl orthosilicate 2-3 parts, aluminium triphosphate 2-3 parts, diethylene glycol monobutyl ether 5-7 parts, isobutanol 6-8 parts, makrolon 5-
9 parts, glycerin monostearate 7-8 parts, quartz sand 6-10 parts, phenolic resin 7-11 parts, borax 10-12 parts, nanometer silicon carbide 21-
27 parts, acrylic resin 30-40 parts, aluminum oxide 3-7 parts, PE wax 0.3-0.7 parts, precipitated calcium carbonate 2-6 parts, boron nitride 1-3 parts,
Graphite powder 11-21 parts, polyamide 8-14 parts, fire retardant 0.3-0.7 parts, coupling agent 0.4-0.8 parts, toughener 0.3-0.5
Part, antioxidant 0.2-0.4 parts, heat stabilizer 0.2-0.4 parts and light stabilizer 0.4-0.6 parts.
Nanometer silicon carbide is with the addition of in raw material, nanometer silicon carbide has high high temperature resistant, intensity, good impact resistance and fire resistance
The advantages of good.
Aluminum oxide is with the addition of in raw material, aluminum oxide has good fire resistance.
It with the addition of ceramic fibre in raw material, ceramic fibre has that light, high temperature resistant, heat endurance are good, fire resistance is good and machine
The characteristics of tool intensity is high.
Graphite powder is with the addition of in raw material, graphite powder has chemical property stabilization under normal temperature, fire resistance is good, wearability is good, profit
Slip is good, good toughness and the characteristics of good thermal shock.
PE waxes are with the addition of in raw material, PE waxes have good lubricity.
Precipitated calcium carbonate is with the addition of in raw material, precipitated calcium carbonate can be improved outside the flame retardant distribution box of preparation as filler
Tensile strength, wearability and the tearing strength of shell material.
It with the addition of polyamide in raw material, polyamide has that nontoxic, light, high mechanical strength, wearability be good, resistance
The advantages of good, good toughness of combustion property and good impact resistance.
Preferably, the raw material of following parts by weight is included：3 parts of kaolin, 3 parts of ceramic fibre, 2.5 parts of tetraethyl orthosilicate, three
2.5 parts of poly aluminium phosphate, 6 parts of diethylene glycol monobutyl ether, 7 parts of isobutanol, 7 parts of makrolon, 7.5 parts of glycerin monostearate, stone
8 parts of sand, 9 parts of phenolic resin, 11 parts of borax, 24 parts of nanometer silicon carbide, 35 parts of acrylic resin, 5 parts of aluminum oxide, PE waxes 0.5
Part, 4 parts of precipitated calcium carbonate, 2 parts of boron nitride, 16 parts of graphite powder, 11 parts of polyamide, 0.5 part of fire retardant, 0.6 part of coupling agent,
0.5 part of 0.4 part of toughener, 0.3 part of antioxidant, 0.3 part of heat stabilizer and light stabilizer.
Preferably, the fire retardant is the one or more in organic phosphorus flame retardant, aluminium hydroxide and magnesium hydroxide, is had
Help improve the fire resistance of the flame retardant distribution box sheathing material prepared.
Preferably, the coupling agent is the one or more in silane coupler, titanate coupling agent and zirconium class coupling agent,
Coupling agent can improve synthetic resin and inorganic filling material or the interface performance of reinforcing material, prepare flame retardant distribution box shell
The viscosity of molten synthetic resin can be reduced during material, improves the decentralization of packing material, to improve processing characteristics.
Preferably, the toughener be polyether sulfone, polysulfones, polyether-ether-ketone, super-branched polyesteramide, liquid nitrile rubber and
The one or more of polyvinyl alcohol, help to reduce the fragility of the flame retardant distribution box sheathing material prepared, increase toughness, improve anti-
Compressive Strength.
Preferably, the antioxidant is diphenylamines, can delay or suppress the oxidation of flame retardant distribution box sheathing material prepared
Process, so as to extend its service life.
Preferably, the heat stabilizer is organic tin stabilizer, and the heat for improving the flame retardant distribution box sheathing material of preparation is steady
It is qualitative.
Preferably, the light stabilizer is carbon black, can cover or reflect the material of ultraviolet, prevents light fire-retardant from penetrating
Distribution box sheathing material, reach the purpose of protection flame retardant distribution box sheathing material.
A kind of preparation method of flame retardant distribution box sheathing material, comprises the following steps：
(1) raw material is weighed according to the parts by weight of flame retardant distribution box sheathing material raw material；
(2) kaolin, aluminium triphosphate, fire retardant, quartz sand, borax and nanometer silicon carbide are mixed in high speed mixer
Close uniformly, put into the ball grinder containing absolute ethyl alcohol, be 25 according to ratio of grinding media to material:1 weight ratio adds aluminium oxide ceramic ball,
Ball-milling Time is 12-14h, and ball milling temperature is 25-27 DEG C, drum's speed of rotation 500-1000r/min, is milled to powder diameter as 200
Mesh, absolute ethyl alcohol is evaporated, obtain material A；
(3) by tetraethyl orthosilicate, diethylene glycol monobutyl ether, isobutanol, makrolon, glycerin monostearate, phenolic aldehyde tree
Fat, acrylic resin, PE waxes and polyamide are well mixed, and add banbury, and 3- is kneaded at being 105-110 DEG C in temperature
4min, obtain material B；
(4) first by material A, material B, ceramic fibre, aluminum oxide, precipitated calcium carbonate, boron nitride, graphite powder, fire retardant, idol
Connection agent, toughener, antioxidant, heat stabilizer, light stabilizer are added in retort successively, stir, then by retort
Temperature be increased to 150 DEG C according to 10 DEG C/min speed, insulation reaction 3min, be then cooled to room temperature, finally enter double spiral shells
Bar extruder is squeezed into molten condition, is expressed into after material completely melting in injection machine, the injection molding at 270-280 DEG C,
Produce flame retardant distribution box sheathing material.
The beneficial effects of the invention are as follows：
1st, the present invention solves the problems, such as bad mechanical property and flame retardant wire difference existing for existing distribution box sheathing material.
2nd, nanometer silicon carbide is with the addition of in raw material of the invention, nanometer silicon carbide has high temperature resistant, intensity height, impact resistance
The advantages of good and fire resistance is good.
3rd, aluminum oxide is with the addition of in raw material of the invention, aluminum oxide has good fire resistance.
4th, ceramic fibre is with the addition of in raw material of the invention, ceramic fibre has light, high temperature resistant, heat endurance good, resistance to
Fire is good and the characteristics of high mechanical strength.
5th, graphite powder is with the addition of in raw material of the invention, graphite powder has chemical property stabilization, fire resistance under normal temperature good, resistance to
Mill property is good, lubricity is good, good toughness and the characteristics of good thermal shock.
6th, PE waxes are with the addition of in raw material of the invention, PE waxes have good lubricity.
7th, it with the addition of precipitated calcium carbonate in raw material of the invention, precipitated calcium carbonate can improve the resistance of preparation as filler
Fire tensile strength, wearability and the tearing strength of distribution box sheathing material.
8th, with the addition of polyamide in raw material of the invention, polyamide have nontoxic, light, high mechanical strength,
Wearability is good, good flame resistance, good toughness and the advantages of good impact resistance.
9th, heretofore described fire retardant is one kind or several in organic phosphorus flame retardant, aluminium hydroxide and magnesium hydroxide
Kind, it is favorably improved the fire resistance of the flame retardant distribution box sheathing material of preparation.
10th, heretofore described coupling agent be silane coupler, titanate coupling agent and one kind in zirconium class coupling agent or
Several, coupling agent can improve synthetic resin and inorganic filling material or the interface performance of reinforcing material, prepare fire-retardant distribution
The viscosity of molten synthetic resin can be reduced during case sheathing material, improves the decentralization of packing material, to improve processability
Energy.
11st, heretofore described toughener is polyether sulfone, polysulfones, polyether-ether-ketone, super-branched polyesteramide, liquid butyronitrile rubber
The one or more of glue and polyvinyl alcohol, help to reduce the fragility of the flame retardant distribution box sheathing material prepared, increase toughness, carry
High compressive strength.
12nd, heretofore described antioxidant is diphenylamines, can delay or suppress the flame retardant distribution box sheathing material of preparation
Oxidation course, so as to extend its service life.
13rd, heretofore described heat stabilizer is organic tin stabilizer, improves the flame retardant distribution box sheathing material of preparation
Heat endurance.
14th, heretofore described light stabilizer is carbon black, can cover or reflect the material of ultraviolet, prevent light from penetrating
Flame retardant distribution box sheathing material, reach the purpose of protection flame retardant distribution box sheathing material.
Embodiment
Embodiment 1
A kind of flame retardant distribution box sheathing material, include the raw material of following parts by weight：3 parts of kaolin, 3 parts of ceramic fibre, just
2.5 parts of silester, 2.5 parts of aluminium triphosphate, 6 parts of diethylene glycol monobutyl ether, 7 parts of isobutanol, 7 parts of makrolon, single tristearin
7.5 parts of acid glyceride, 8 parts of quartz sand, 9 parts of phenolic resin, 11 parts of borax, 24 parts of nanometer silicon carbide, 35 parts of acrylic resin, oxygen
Change 5 parts of aluminium, 0.5 part of PE waxes, 4 parts of precipitated calcium carbonate, 2 parts of boron nitride, 16 parts of graphite powder, 11 parts of polyamide, fire retardant 0.5
Part, 0.6 part of coupling agent, 0.4 part of toughener, 0.3 part of antioxidant, 0.3 part of heat stabilizer and 0.5 part of light stabilizer.
Nanometer silicon carbide is with the addition of in raw material, nanometer silicon carbide has high high temperature resistant, intensity, good impact resistance and fire resistance
The advantages of good.
Aluminum oxide is with the addition of in raw material, aluminum oxide has good fire resistance.
It with the addition of ceramic fibre in raw material, ceramic fibre has that light, high temperature resistant, heat endurance are good, fire resistance is good and machine
The characteristics of tool intensity is high.
Graphite powder is with the addition of in raw material, graphite powder has chemical property stabilization under normal temperature, fire resistance is good, wearability is good, profit
Slip is good, good toughness and the characteristics of good thermal shock.
PE waxes are with the addition of in raw material, PE waxes have good lubricity.
Precipitated calcium carbonate is with the addition of in raw material, precipitated calcium carbonate can be improved outside the flame retardant distribution box of preparation as filler
Tensile strength, wearability and the tearing strength of shell material.
It with the addition of polyamide in raw material, polyamide has that nontoxic, light, high mechanical strength, wearability be good, resistance
The advantages of good, good toughness of combustion property and good impact resistance.
Fire retardant is the one or more in organic phosphorus flame retardant, aluminium hydroxide and magnesium hydroxide, is favorably improved system
The fire resistance of standby flame retardant distribution box sheathing material.
Coupling agent is the one or more in silane coupler, titanate coupling agent and zirconium class coupling agent, and coupling agent can
Improve synthetic resin and inorganic filling material or the interface performance of reinforcing material, prepare the process of flame retardant distribution box sheathing material
In can reduce the viscosity of molten synthetic resin, improve the decentralization of packing material, to improve processing characteristics.
Toughener is polyether sulfone, polysulfones, polyether-ether-ketone, super-branched polyesteramide, liquid nitrile rubber and polyvinyl alcohol
One or more, help to reduce the fragility of the flame retardant distribution box sheathing material prepared, increase toughness, improve compression strength.
Antioxidant is diphenylamines, can delay or suppress the oxidation course of flame retardant distribution box sheathing material prepared, so as to prolong
Its long service life.
Heat stabilizer is organic tin stabilizer, improves the heat endurance of the flame retardant distribution box sheathing material of preparation.
Light stabilizer is carbon black, can cover or reflect the material of ultraviolet, prevents light from penetrating flame retardant distribution box shell
Material, reach the purpose of protection flame retardant distribution box sheathing material.
A kind of preparation method of flame retardant distribution box sheathing material, comprises the following steps：
(1) raw material is weighed according to the parts by weight of flame retardant distribution box sheathing material raw material；
(2) kaolin, aluminium triphosphate, fire retardant, quartz sand, borax and nanometer silicon carbide are mixed in high speed mixer
Close uniformly, put into the ball grinder containing absolute ethyl alcohol, be 25 according to ratio of grinding media to material:1 weight ratio adds aluminium oxide ceramic ball,
Ball-milling Time is 12-14h, and ball milling temperature is 25-27 DEG C, drum's speed of rotation 500-1000r/min, is milled to powder diameter as 200
Mesh, absolute ethyl alcohol is evaporated, obtain material A；
(3) by tetraethyl orthosilicate, diethylene glycol monobutyl ether, isobutanol, makrolon, glycerin monostearate, phenolic aldehyde tree
Fat, acrylic resin, PE waxes and polyamide are well mixed, and add banbury, and 3- is kneaded at being 105-110 DEG C in temperature
4min, obtain material B；
(4) first by material A, material B, ceramic fibre, aluminum oxide, precipitated calcium carbonate, boron nitride, graphite powder, fire retardant, idol
Connection agent, toughener, antioxidant, heat stabilizer, light stabilizer are added in retort successively, stir, then by retort
Temperature be increased to 150 DEG C according to 10 DEG C/min speed, insulation reaction 3min, be then cooled to room temperature, finally enter double spiral shells
Bar extruder is squeezed into molten condition, is expressed into after material completely melting in injection machine, the injection molding at 270-280 DEG C,
Produce flame retardant distribution box sheathing material.
Embodiment 2
A kind of flame retardant distribution box sheathing material, include the raw material of following parts by weight：2 parts of kaolin, 2 parts of ceramic fibre, just
2 parts of silester, 2 parts of aluminium triphosphate, 5 parts of diethylene glycol monobutyl ether, 6 parts of isobutanol, 5 parts of makrolon, monostearate are sweet
7 parts of grease, 6 parts of quartz sand, 7 parts of phenolic resin, 10 parts of borax, 21 parts of nanometer silicon carbide, 30 parts of acrylic resin, aluminum oxide 3
Part, 0.3 part of PE waxes, 2 parts of precipitated calcium carbonate, 1 part of boron nitride, 11 parts of graphite powder, 8 parts of polyamide, 0.3 part of fire retardant, idol
Join 0.4 part of 0.4 part of agent, 0.3 part of toughener, 0.2 part of antioxidant, 0.2 part of heat stabilizer and light stabilizer.
Nanometer silicon carbide is with the addition of in raw material, nanometer silicon carbide has high high temperature resistant, intensity, good impact resistance and fire resistance
The advantages of good.
Aluminum oxide is with the addition of in raw material, aluminum oxide has good fire resistance.
It with the addition of ceramic fibre in raw material, ceramic fibre has that light, high temperature resistant, heat endurance are good, fire resistance is good and machine
The characteristics of tool intensity is high.
Graphite powder is with the addition of in raw material, graphite powder has chemical property stabilization under normal temperature, fire resistance is good, wearability is good, profit
Slip is good, good toughness and the characteristics of good thermal shock.
PE waxes are with the addition of in raw material, PE waxes have good lubricity.
Precipitated calcium carbonate is with the addition of in raw material, precipitated calcium carbonate can be improved outside the flame retardant distribution box of preparation as filler
Tensile strength, wearability and the tearing strength of shell material.
It with the addition of polyamide in raw material, polyamide has that nontoxic, light, high mechanical strength, wearability be good, resistance
The advantages of good, good toughness of combustion property and good impact resistance.
Fire retardant is the one or more in organic phosphorus flame retardant, aluminium hydroxide and magnesium hydroxide, is favorably improved system
The fire resistance of standby flame retardant distribution box sheathing material.
Coupling agent is the one or more in silane coupler, titanate coupling agent and zirconium class coupling agent, and coupling agent can
Improve synthetic resin and inorganic filling material or the interface performance of reinforcing material, prepare the process of flame retardant distribution box sheathing material
In can reduce the viscosity of molten synthetic resin, improve the decentralization of packing material, to improve processing characteristics.
Toughener is polyether sulfone, polysulfones, polyether-ether-ketone, super-branched polyesteramide, liquid nitrile rubber and polyvinyl alcohol
One or more, help to reduce the fragility of the flame retardant distribution box sheathing material prepared, increase toughness, improve compression strength.
Antioxidant is diphenylamines, can delay or suppress the oxidation course of flame retardant distribution box sheathing material prepared, so as to prolong
Its long service life.
Heat stabilizer is organic tin stabilizer, improves the heat endurance of the flame retardant distribution box sheathing material of preparation.
Light stabilizer is carbon black, can cover or reflect the material of ultraviolet, prevents light from penetrating flame retardant distribution box shell
Material, reach the purpose of protection flame retardant distribution box sheathing material.
A kind of preparation method of flame retardant distribution box sheathing material, comprises the following steps：
(1) raw material is weighed according to the parts by weight of flame retardant distribution box sheathing material raw material；
(2) kaolin, aluminium triphosphate, fire retardant, quartz sand, borax and nanometer silicon carbide are mixed in high speed mixer
Close uniformly, put into the ball grinder containing absolute ethyl alcohol, be 25 according to ratio of grinding media to material:1 weight ratio adds aluminium oxide ceramic ball,
Ball-milling Time is 12-14h, and ball milling temperature is 25-27 DEG C, drum's speed of rotation 500-1000r/min, is milled to powder diameter as 200
Mesh, absolute ethyl alcohol is evaporated, obtain material A；
(3) by tetraethyl orthosilicate, diethylene glycol monobutyl ether, isobutanol, makrolon, glycerin monostearate, phenolic aldehyde tree
Fat, acrylic resin, PE waxes and polyamide are well mixed, and add banbury, and 3- is kneaded at being 105-110 DEG C in temperature
4min, obtain material B；
(4) first by material A, material B, ceramic fibre, aluminum oxide, precipitated calcium carbonate, boron nitride, graphite powder, fire retardant, idol
Connection agent, toughener, antioxidant, heat stabilizer, light stabilizer are added in retort successively, stir, then by retort
Temperature be increased to 150 DEG C according to 10 DEG C/min speed, insulation reaction 3min, be then cooled to room temperature, finally enter double spiral shells
Bar extruder is squeezed into molten condition, is expressed into after material completely melting in injection machine, the injection molding at 270-280 DEG C,
Produce flame retardant distribution box sheathing material.
Embodiment 3
A kind of flame retardant distribution box sheathing material, include the raw material of following parts by weight：4 parts of kaolin, 4 parts of ceramic fibre, just
3 parts of silester, 3 parts of aluminium triphosphate, 7 parts of diethylene glycol monobutyl ether, 8 parts of isobutanol, 9 parts of makrolon, monostearate are sweet
8 parts of grease, 10 parts of quartz sand, 11 parts of phenolic resin, 12 parts of borax, 27 parts of nanometer silicon carbide, 40 parts of acrylic resin, aluminum oxide
7 parts, 0.7 part of PE waxes, 6 parts of precipitated calcium carbonate, 3 parts of boron nitride, 21 parts of graphite powder, 14 parts of polyamide, 0.7 part of fire retardant,
0.6 part of 0.8 part of coupling agent, 0.5 part of toughener, 0.4 part of antioxidant, 0.4 part of heat stabilizer and light stabilizer.
Nanometer silicon carbide is with the addition of in raw material, nanometer silicon carbide has high high temperature resistant, intensity, good impact resistance and fire resistance
The advantages of good.
Aluminum oxide is with the addition of in raw material, aluminum oxide has good fire resistance.
It with the addition of ceramic fibre in raw material, ceramic fibre has that light, high temperature resistant, heat endurance are good, fire resistance is good and machine
The characteristics of tool intensity is high.
Graphite powder is with the addition of in raw material, graphite powder has chemical property stabilization under normal temperature, fire resistance is good, wearability is good, profit
Slip is good, good toughness and the characteristics of good thermal shock.
PE waxes are with the addition of in raw material, PE waxes have good lubricity.
Precipitated calcium carbonate is with the addition of in raw material, precipitated calcium carbonate can be improved outside the flame retardant distribution box of preparation as filler
Tensile strength, wearability and the tearing strength of shell material.
It with the addition of polyamide in raw material, polyamide has that nontoxic, light, high mechanical strength, wearability be good, resistance
The advantages of good, good toughness of combustion property and good impact resistance.
Fire retardant is the one or more in organic phosphorus flame retardant, aluminium hydroxide and magnesium hydroxide, is favorably improved system
The fire resistance of standby flame retardant distribution box sheathing material.
Coupling agent is the one or more in silane coupler, titanate coupling agent and zirconium class coupling agent, and coupling agent can
Improve synthetic resin and inorganic filling material or the interface performance of reinforcing material, prepare the process of flame retardant distribution box sheathing material
In can reduce the viscosity of molten synthetic resin, improve the decentralization of packing material, to improve processing characteristics.
Toughener is polyether sulfone, polysulfones, polyether-ether-ketone, super-branched polyesteramide, liquid nitrile rubber and polyvinyl alcohol
One or more, help to reduce the fragility of the flame retardant distribution box sheathing material prepared, increase toughness, improve compression strength.
Antioxidant is diphenylamines, can delay or suppress the oxidation course of flame retardant distribution box sheathing material prepared, so as to prolong
Its long service life.
Heat stabilizer is organic tin stabilizer, improves the heat endurance of the flame retardant distribution box sheathing material of preparation.
Light stabilizer is carbon black, can cover or reflect the material of ultraviolet, prevents light from penetrating flame retardant distribution box shell
Material, reach the purpose of protection flame retardant distribution box sheathing material.
A kind of preparation method of flame retardant distribution box sheathing material, comprises the following steps：
(1) raw material is weighed according to the parts by weight of flame retardant distribution box sheathing material raw material；
(2) kaolin, aluminium triphosphate, fire retardant, quartz sand, borax and nanometer silicon carbide are mixed in high speed mixer
Close uniformly, put into the ball grinder containing absolute ethyl alcohol, be 25 according to ratio of grinding media to material:1 weight ratio adds aluminium oxide ceramic ball,
Ball-milling Time is 12-14h, and ball milling temperature is 25-27 DEG C, drum's speed of rotation 500-1000r/min, is milled to powder diameter as 200
Mesh, absolute ethyl alcohol is evaporated, obtain material A；
(3) by tetraethyl orthosilicate, diethylene glycol monobutyl ether, isobutanol, makrolon, glycerin monostearate, phenolic aldehyde tree
Fat, acrylic resin, PE waxes and polyamide are well mixed, and add banbury, and 3- is kneaded at being 105-110 DEG C in temperature
4min, obtain material B；
(4) first by material A, material B, ceramic fibre, aluminum oxide, precipitated calcium carbonate, boron nitride, graphite powder, fire retardant, idol
Connection agent, toughener, antioxidant, heat stabilizer, light stabilizer are added in retort successively, stir, then by retort
Temperature be increased to 150 DEG C according to 10 DEG C/min speed, insulation reaction 3min, be then cooled to room temperature, finally enter double spiral shells
Bar extruder is squeezed into molten condition, is expressed into after material completely melting in injection machine, the injection molding at 270-280 DEG C,
Produce flame retardant distribution box sheathing material.
Comparative example 1
A kind of distribution box sheathing material, include the raw material of following parts by weight：2 parts of kaolin, 1.5 parts of glass fibre, three oxygen
Change 2.5 parts of two antimony, 2.5 parts of tetraethyl orthosilicate, 2.5 parts of aluminium triphosphate, 6 parts of diethylene glycol monobutyl ether, 7.5 parts of isobutanol, poly-
7.5 parts of carbonic ester, 8.5 parts of glycerin monostearate, 9 parts of quartz sand, 9 parts of phenolic resin, 11 parts of borax, 25 parts of carborundum and third
35 parts of olefin(e) acid resin.
A kind of preparation method of distribution box sheathing material, comprises the following steps：
(1) raw material is weighed according to the parts by weight of distribution box sheathing material raw material；
(2) it is kaolin, aluminium triphosphate, antimony oxide, quartz sand, borax and carborundum is equal in stirrer for mixing
It is even, put into the ball grinder containing absolute ethyl alcohol, be 25 according to ratio of grinding media to material:1 weight is than adding aluminium oxide ceramic ball, ball milling
Time is 12-14h, and ball milling temperature is 25-27 DEG C, drum's speed of rotation 500-1000r/min, and it is 200 mesh to be milled to powder diameter, is steamed
Hair falls absolute ethyl alcohol, obtains material A；
(3) by tetraethyl orthosilicate, butyl acetate, diethylene glycol monobutyl ether, isobutanol, makrolon, glycerol monostearate
Ester, phenolic resin and acrylic resin are well mixed, and add banbury, are kneaded 3-4min at being 105-110 DEG C in temperature, are obtained
Material B；
(4) first material A, material B, glass fibre are added in retort successively, stirred, then by retort
Temperature is increased to 150 DEG C according to 10 DEG C/min speed, insulation reaction 3min, is then cooled to room temperature, finally enters twin-screw
Extruder is squeezed into molten condition, is expressed into after material completely melting in injection machine, the injection molding at 260-280 DEG C, i.e.,
Obtain distribution box sheathing material.
By distribution made from flame retardant distribution box sheathing material made from embodiment 1, embodiment 2 and embodiment 3 and comparative example 1
Case sheathing material carries out performance test, and test result is as shown in table 1：
From the data of table 1 compare as can be seen that it is an advantage of the invention that：
1st, a kind of flame retardant distribution box sheathing material and preparation method thereof, reality is can be seen that from the tensile yield strength measured
The tensile yield strength for applying a 1-3 is above comparative example 1, illustrates the good mechanical property of flame retardant distribution box sheathing material of the present invention.
2nd, a kind of flame retardant distribution box sheathing material and preparation method thereof, embodiment is can be seen that from the fire resistance measured
1-3 fire resistance is superior to comparative example 1, illustrates the good flame resistance of flame retardant distribution box sheathing material of the present invention.
3rd, a kind of flame retardant distribution box sheathing material and preparation method thereof, can be seen that from the data of each index measured
Embodiment 1 is superior to embodiment 2, embodiment 3 and comparative example 1, illustrates the composition of raw materials of flame retardant distribution box sheathing material of the present invention
With the reasonability of preparation method.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality
Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation
Technical scheme described in example is modified, or equivalent substitution, all essences in the present invention are carried out to which part technical characteristic
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (9)
1. a kind of flame retardant distribution box sheathing material, it is characterised in that include the raw material of following parts by weight：Kaolin 2-4 parts, ceramics
It is fiber 2-4 parts, tetraethyl orthosilicate 2-3 parts, aluminium triphosphate 2-3 parts, diethylene glycol monobutyl ether 5-7 parts, isobutanol 6-8 parts, poly-
Carbonic ester 5-9 parts, glycerin monostearate 7-8 parts, quartz sand 6-10 parts, phenolic resin 7-11 parts, borax 10-12 parts, nanometer
Carborundum 21-27 parts, acrylic resin 30-40 parts, aluminum oxide 3-7 parts, PE wax 0.3-0.7 parts, precipitated calcium carbonate 2-6 parts, nitrogen
Change boron 1-3 parts, graphite powder 11-21 parts, polyamide 8-14 parts, fire retardant 0.3-0.7 parts, coupling agent 0.4-0.8 parts, toughness reinforcing
Agent 0.3-0.5 parts, antioxidant 0.2-0.4 parts, heat stabilizer 0.2-0.4 parts and light stabilizer 0.4-0.6 parts.
2. flame retardant distribution box sheathing material according to claim 1, it is characterised in that include the raw material of following parts by weight：
3 parts of kaolin, 3 parts of ceramic fibre, 2.5 parts of tetraethyl orthosilicate, 2.5 parts of aluminium triphosphate, 6 parts of diethylene glycol monobutyl ether, isobutyl
7 parts of alcohol, 7 parts of makrolon, 7.5 parts of glycerin monostearate, 8 parts of quartz sand, 9 parts of phenolic resin, 11 parts of borax, nano silicon carbide
24 parts of silicon, 35 parts of acrylic resin, 5 parts of aluminum oxide, 0.5 part of PE waxes, 4 parts of precipitated calcium carbonate, 2 parts of boron nitride, 16 parts of graphite powder,
11 parts of polyamide, 0.5 part of fire retardant, 0.6 part of coupling agent, 0.4 part of toughener, 0.3 part of antioxidant, 0.3 part of heat stabilizer
With 0.5 part of light stabilizer.
3. flame retardant distribution box sheathing material according to claim 1, it is characterised in that：The fire retardant hinders for organophosphor system
Fire the one or more in agent, aluminium hydroxide and magnesium hydroxide.
4. flame retardant distribution box sheathing material according to claim 3, it is characterised in that：The coupling agent is silane coupled
One or more in agent, titanate coupling agent and zirconium class coupling agent.
5. flame retardant distribution box sheathing material according to claim 1, it is characterised in that：The toughener is polyether sulfone, gathered
Sulfone, polyether-ether-ketone, super-branched polyesteramide, the one or more of liquid nitrile rubber and polyvinyl alcohol.
6. flame retardant distribution box sheathing material according to claim 1, it is characterised in that：The antioxidant is diphenylamines.
7. flame retardant distribution box sheathing material according to claim 1, it is characterised in that：The heat stabilizer is that organotin is steady
Determine agent.
8. flame retardant distribution box sheathing material according to claim 1, it is characterised in that：The light stabilizer is carbon black.
9. a kind of preparation method of flame retardant distribution box sheathing material as described in claim 1-8 any one, its feature exist
In comprising the following steps：
(1) raw material is weighed according to the parts by weight of flame retardant distribution box sheathing material raw material；
(2) kaolin, aluminium triphosphate, fire retardant, quartz sand, borax and nanometer silicon carbide are mixed in high speed mixer
It is even, put into the ball grinder containing absolute ethyl alcohol, be 25 according to ratio of grinding media to material:1 weight is than adding aluminium oxide ceramic ball, ball milling
Time is 12-14h, and ball milling temperature is 25-27 DEG C, drum's speed of rotation 500-1000r/min, and it is 200 mesh to be milled to powder diameter, is steamed
Hair falls absolute ethyl alcohol, obtains material A；
(3) by tetraethyl orthosilicate, diethylene glycol monobutyl ether, isobutanol, makrolon, glycerin monostearate, phenolic resin, third
Olefin(e) acid resin, PE waxes and polyamide are well mixed, and add banbury, are kneaded 3-4min at being 105-110 DEG C in temperature, are obtained
To material B；
(4) first by material A, material B, ceramic fibre, aluminum oxide, precipitated calcium carbonate, boron nitride, graphite powder, fire retardant, coupling
Agent, toughener, antioxidant, heat stabilizer, light stabilizer are added in retort successively, stir, then by retort
Temperature is increased to 150 DEG C according to 10 DEG C/min speed, insulation reaction 3min, is then cooled to room temperature, finally enters twin-screw
Extruder is squeezed into molten condition, is expressed into after material completely melting in injection machine, the injection molding at 270-280 DEG C, i.e.,
Obtain flame retardant distribution box sheathing material.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108164966A (en) * | 2018-01-10 | 2018-06-15 | 苏州研姿材料科技有限公司 | A kind of environmental protection and energy-saving building Side fascia and preparation method thereof |
| CN109679330A (en) * | 2018-12-28 | 2019-04-26 | 宁波高新区诠宝绶新材料科技有限公司 | A kind of fire prevention electric appliance polymer composite and preparation method thereof |
| CN110093025A (en) * | 2019-05-14 | 2019-08-06 | 广东国伟兴塑胶科技股份有限公司 | Plastic plate |
| CN113119554A (en) * | 2019-12-30 | 2021-07-16 | 泗阳联欣塑业有限公司 | Flame-retardant noise-reducing modified plastic composite board and manufacturing process thereof |
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| CN104151758A (en) * | 2014-08-25 | 2014-11-19 | 国家电网公司 | Electric distribution box outer shell material and application thereof |
| CN105175986A (en) * | 2015-09-17 | 2015-12-23 | 国家电网公司 | Distributor box shell material and application thereof |
| CN106633839A (en) * | 2016-12-26 | 2017-05-10 | 广东伟的新材料股份有限公司 | Fiber reinforced flame retardant plastic and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104151758A (en) * | 2014-08-25 | 2014-11-19 | 国家电网公司 | Electric distribution box outer shell material and application thereof |
| CN105175986A (en) * | 2015-09-17 | 2015-12-23 | 国家电网公司 | Distributor box shell material and application thereof |
| CN106633839A (en) * | 2016-12-26 | 2017-05-10 | 广东伟的新材料股份有限公司 | Fiber reinforced flame retardant plastic and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108164966A (en) * | 2018-01-10 | 2018-06-15 | 苏州研姿材料科技有限公司 | A kind of environmental protection and energy-saving building Side fascia and preparation method thereof |
| CN109679330A (en) * | 2018-12-28 | 2019-04-26 | 宁波高新区诠宝绶新材料科技有限公司 | A kind of fire prevention electric appliance polymer composite and preparation method thereof |
| CN110093025A (en) * | 2019-05-14 | 2019-08-06 | 广东国伟兴塑胶科技股份有限公司 | Plastic plate |
| CN113119554A (en) * | 2019-12-30 | 2021-07-16 | 泗阳联欣塑业有限公司 | Flame-retardant noise-reducing modified plastic composite board and manufacturing process thereof |
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