CN110396240A - A kind of fire retardant and preparation method thereof and wire and cable - Google Patents
A kind of fire retardant and preparation method thereof and wire and cable Download PDFInfo
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- CN110396240A CN110396240A CN201910765282.7A CN201910765282A CN110396240A CN 110396240 A CN110396240 A CN 110396240A CN 201910765282 A CN201910765282 A CN 201910765282A CN 110396240 A CN110396240 A CN 110396240A
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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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
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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
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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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
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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
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
- C08K5/3477—Six-membered rings
- C08K5/3492—Triazines
- C08K5/34924—Triazines containing cyanurate groups; Tautomers thereof
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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
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
- C08K5/3477—Six-membered rings
- C08K5/3492—Triazines
- C08K5/34928—Salts
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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
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/53—Phosphorus bound to oxygen bound to oxygen and to carbon only
- C08K5/5313—Phosphinic compounds, e.g. R2=P(:O)OR'
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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
- 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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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
- H01B3/443—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from vinylhalogenides or other halogenoethylenic compounds
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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
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
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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
- C08K3/20—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
- 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
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
Abstract
The present invention is suitable for chemical material field, provide a kind of fire retardant and preparation method thereof and wire and cable, the preparation method of the fire retardant includes: to weigh each raw material by following parts by weight: 5 ~ 10 parts of 8 ~ 15 parts of hypo-aluminum orthophosphate, diethyl this aluminum phosphate, 8 ~ 15 parts of melamine cyanurate, 13 ~ 20 parts of melamine polyphosphate, 5 ~ 10 parts of magnesium hydroxide, 12 ~ 20 parts of aluminium hydroxide, 1 ~ 2 part and 1 ~ 3 part of silane coupling agent of polyethylene wax；Each raw material in addition to silane coupling agent is put into mixer, is stirred and heated to 50 ~ 60 degrees Celsius；Silane coupling agent is added in blender again, stirs 10 ~ 15 minutes, mixing speed is 500 ~ 600 revs/min, obtains fire retardant.The raw material sources that the present invention uses are extensive, cheap, and are free of the toxic heavy metal elements such as antimony, highly-safe, are not likely to produce clustering phenomena in process of production, can be used as the fire retardant of wire and cable, good flame retardation effect.
Description
Technical field
The invention belongs to chemical material field more particularly to a kind of fire retardant and preparation method thereof and wire and cables.
Background technique
PVC (polyvinyl chloride) is able to wide because of its good anti-flammability, corrosion resistance, chemical stability and cheap price
It is general to be applied to the fields such as construction material, floor tile, tubing, wire and cable, packaging film, foamed material, sealing material.In flexible PVC
In, especially as the flexible PVC of wire and cable, requirement with higher for the flame retardant property of material, and antimony metalloid
It closes object (for example, antimony oxide) and is commonly used for the fire retardant of wire and cable because it has the function of highly effective flame-retardant.
However, antimony and its many compounds are toxic, the mechanism of action is to inhibit the activity of enzyme, this puts similar with arsenic；With it is same
For the arsenic of race as bismuth, the toxicity of trivalent antimony is bigger than quinquevalence antimony.And in antimony association lead cadmium it is potential to human health biggish
Harm.And European Union is even more that antimony is classified as height to endanger noxious material and carcinogen and can be regulated.In addition, antimony is as resources-type
Product, exploitation is by national regulation, thus its market price fluctuations is big, cannot meet growing market need well
It asks.Also, with the continuous improvement of people's living standards, being wanted for the content of beary metal of daily necessities such as toys product
Ask higher, therefore, no antimony PVC product will become the future developing trend in fire proofing field.
As it can be seen that containing poisonous metal antimony fire retardant in existing wire and cable class PVC product, in production and use process
In can to human health generate it is potentially hazardous and at high cost.
Summary of the invention
The embodiment of the present invention provides a kind of preparation method of fire retardant, it is intended to solve existing wire and cable class PVC product
In contain poisonous metal antimony fire retardant, potentially hazardous, and cost can be generated to human health in the production and use process
High problem.
The embodiments of the present invention are implemented as follows, and a kind of preparation method of fire retardant includes the following steps:
Each raw material is weighed by following parts by weight: 5~10 parts of 8~15 parts of hypo-aluminum orthophosphate, diethyl this aluminum phosphate, cyanuric acid three
8~15 parts of poly cyanamid, 13~20 parts of melamine polyphosphate, 5~10 parts of magnesium hydroxide, 12~20 parts of aluminium hydroxide, poly- second
1~2 part and 1~3 part of silane coupling agent of alkene wax；
By the hypo-aluminum orthophosphate, diethyl hypo-aluminum orthophosphate, melamine cyanurate, melamine polyphosphate, hydroxide
Magnesium, aluminium hydroxide and polyethylene wax are put into mixer, and are stirred and heated to 50~60 degrees Celsius；
Silane coupling agent is added in the blender again, stirs 10~15 minutes, mixing speed is 500~600 revs/min
Clock obtains the fire retardant.
The embodiment of the invention also provides a kind of fire retardant, the fire retardant is prepared by the preparation method of above-mentioned fire retardant
It arrives.
The embodiment of the invention also provides a kind of wire and cables, according to parts by weight, including following component:
95~105 parts of polyvinyl chloride resin, 3~8 parts of stabilizer, 40~45 parts of calcium powder of filling, 50~65 parts of plasticizer and such as right
It is required that 4~8 parts of fire retardant described in 6.
The effect of each component of fire retardant provided in an embodiment of the present invention/effect is as follows:
Hypo-aluminum orthophosphate: because its phosphorus mass fraction is up to 41.6%, make its added material have good thermal stability,
Anti-flammability and machinability, and Halogen is nontoxic, thus be extremely widely applied in coating, rubber, plastic applications.
Diethyl hypo-aluminum orthophosphate: main chemistry key mapping P-C, P=O, P-O in its structure, containing higher phosphorus content,
Therefore its basic fire retardant characteristics for having phosphorus flame retardant, it is fire-retardant that condensed phase is had both while gas phase is fire-retardant.Its fire retardant mechanism
Are as follows: diethyl hypophosphorous acid aluminium salt at high temperature, is thermally decomposed first, and (PO*) free radical formed by P-O, which can be flutterred, to be caught in air
More active O and OH free radical can reduce the oxygen content limited in space to a certain extent, make the chain reaction of burning
It terminates.On the other hand, diethyl hypo-aluminum orthophosphate is during high temperature and oxygen react, formed the non-combustible liquid of condensed phase every
Film is coated on comburant surface, with completely cut off air achieve the effect that it is fire-retardant, phosphoric acid during heating endothermic decomposition become inclined phosphorus
Acid, and metaphosphoric acid is further decomposed to form P and P* and water, effectively absorbs the OH and NH generated in matrix2-, while making certain
Range heat absorption, and it is dehydrated matrix, it is carbonized.Final P element is in a manner of forming stable carbon-coating by the carbon bone of part combustible
Frame is fixed on matrix surface, forms thermal insulation layer, and the carbon-coating starvation, it is difficult to burn, to obtain good flame retardant effect.
Melamine cyanurate: belonging to nitrogen system and nitrogen-phosphorus flame retardant, integrate acid source, gas source, has swollen well
Swollen flame-retarded efficiency is the important component for constituting expanding halide-free fire-retardant (IFR).Its with good flame retardation effect, processing smog it is small,
Flame retardant rating can be made to be easily reached UL94V-0 grades of flame retardant effect, and cost is extremely low, there is superior electrical property, mechanical performance
And the advantages that tinctorial property, at the same time, when manufacturing flame-retardant master batch as additive package, since its own is good
Fabulous balance between thermal stability and highly effective flame-retardant, possesses advantage easy to process.
Melamine polyphosphate: being halogen-free, and smog can be inhibited to generate in all kinds of composite materials, can prevent to melt
Phenomenon is dripped, under the synergistic effect of nitrogen and phosphorus, forms close carbon-coating to completely cut off heat and oxygen, there is low cigarette, low toxicity, compatible
Property it is good, be heated when coking coking and heat-insulated, oxygen barrier feature, therefore can effectively it is fire-retardant and prevent drippage, prevent flame biography
It broadcasts and spreads, be the good Green Flammability agent of a kind of flame retardant effect.
Magnesium hydroxide and aluminium hydroxide: performance is stablized in various environment, cheap, and combustion process is without harmful gas
Body, there are no pollution to the environment for combustion product, and fire retardant mechanism mainly passes through the aluminum oxide for decomposing and generating also can be with matrix
The remaining carbon-coating that burning generates combines, and improves the compactness of carbon-coating, the two is used in compounding, and can promote flame retardant property.
Polyethylene wax: as dispersing agent, flame retardant compositions of the invention is can promote and be dispersed into particle, make it in process
In be easy to evenly dispersed.It has good compatible with lower fusing point and melt viscosity with vector resin and cup flame-retarded resin
Property.
Silane coupling agent: there are two different reactive groups in silane coupled agent molecule, filler-silane can be formed
Coupling agent-organic phase binder course, to make to obtain preferable bond strength between polymer and filler interface.Implement in the present invention
In example, under the action of silane coupling agent, may make can form the preferable binder course of bond strength between various raw materials, so that squeezing
The surface for the product processed out is more smooth, and the phenomenon that grid is processed in agglomerate blocking is less likely to occur, and improves processing
Efficiency.
The preparation method of fire retardant provided in an embodiment of the present invention, using hypo-aluminum orthophosphate, diethyl this aluminum phosphate, cyanuric acid
Melamine, melamine polyphosphate, magnesium hydroxide, aluminium hydroxide, polyethylene wax and silane coupling agent are as fire retardant
Raw material is prepared, these raw material sources are extensive, and it is cheap, and without toxic heavy metal elements such as antimony, thus produce and use
It is highly-safe, and it is added to silane coupling agent, it may make the phenomenon that being not likely to produce agglomerate network blocking during squeezing out processing,
And flame retardant materials surface flatness obtained is higher, can be used as the fire retardant of wire and cable, addition is a small amount of to be can reach very well
Flame retardant effect.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, to this
Invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not
For limiting the present invention.
The embodiment of the present invention is by using hypo-aluminum orthophosphate, diethyl this aluminum phosphate etc. without the harmful heavy metals such as antimony element
Raw material prepares fire retardant, produces and safe to use, and be added to silane coupling agent, may make the process for squeezing out and processing
In the phenomenon that being not likely to produce agglomerate network blocking, and flame retardant materials surface flatness obtained is higher, can be used as the resistance of wire and cable
Agent is fired, addition is a small amount of to can reach good flame retardant effect.
The embodiment of the invention provides a kind of preparation methods of fire retardant, include the following steps:
Each raw material: 8~15 parts of hypo-aluminum orthophosphate, 5~10 parts of diethyl hypo-aluminum orthophosphate, cyanuric acid three is weighed by following parts by weight
8~15 parts of poly cyanamid, 13~20 parts of melamine polyphosphate, 5~10 parts of magnesium hydroxide, 12~20 parts of aluminium hydroxide, poly- second
1~2 part and 1~3 part of silane coupling agent of alkene wax；Each raw material is put into mixer, it is Celsius to be stirred and heated to 50~60
Degree；Silane coupling agent is added in the blender again, stirs 10~15 minutes, mixing speed is 500~600 revs/min, is obtained
To the fire retardant.
Preferably, each raw material is weighed by following parts by weight: weighing each raw material: hypo-aluminum orthophosphate 10~15 by following parts by weight
Part, 5~10 parts of diethyl this aluminum phosphate, 10~15 parts of melamine cyanurate, 13~20 parts of melamine polyphosphate, hydrogen-oxygen
5~10 parts of magnesium of change, 15~20 parts of aluminium hydroxide, 1~2 part of polyethylene wax and 1~3 part of silane coupling agent.
Preferably, described by the hypo-aluminum orthophosphate, diethyl hypo-aluminum orthophosphate, melamine cyanurate, the poly- phosphorus of melamine
The step of hydrochlorate, magnesium hydroxide, aluminium hydroxide and polyethylene wax are put into mixer, and are stirred and heated to 50~60 degrees Celsius,
Specifically: by the hypo-aluminum orthophosphate, diethyl hypo-aluminum orthophosphate, melamine cyanurate, melamine polyphosphate, hydroxide
Magnesium, aluminium hydroxide and polyethylene wax are put into mixer, and are heated to 50~60 degrees Celsius and are stirred 5~10 minutes.
Preferably, described by the hypo-aluminum orthophosphate, diethyl hypo-aluminum orthophosphate, melamine cyanurate, the poly- phosphorus of melamine
The step of hydrochlorate, magnesium hydroxide, aluminium hydroxide and polyethylene wax are put into mixer, and are stirred and heated to 50~60 degrees Celsius,
Specifically: by the hypo-aluminum orthophosphate, diethyl hypo-aluminum orthophosphate, melamine cyanurate, melamine polyphosphate, hydroxide
Magnesium, aluminium hydroxide and polyethylene wax are put into mixer, and are stirred and heated to 60 degrees Celsius.
Preferably, described that silane coupling agent is added in the blender again, it stirs 10~15 minutes, mixing speed is
500~600 revs/min of the step of, specifically: silane coupling agent sprinkling is added in the blender by charging aperture, stirring
10 minutes, mixing speed was 500~600 revs/min.
The embodiment of the invention also provides a kind of fire retardant, the fire retardant is prepared by the preparation method of above-mentioned fire retardant
It obtains.
The embodiment of the invention also provides a kind of wire and cables, according to parts by weight, including following component:
95~105 parts of polyvinyl chloride resin, 3~8 parts of stabilizer, 40~45 parts of calcium powder of filling, 50~65 parts of plasticizer and such as right
It is required that 4~8 parts of fire retardant described in 6.
Preferably, above-mentioned wire and cable according to parts by weight, including following component:
95~105 parts of polyvinyl chloride resin, 3~8 parts of stabilizer, 40~45 parts of calcium powder of filling, 50~65 parts of plasticizer and such as right
It is required that 4~6 parts of fire retardant described in 6.
Technical solution of the present invention and technical effect are described further below by way of specific embodiment.
Embodiment 1,
Fire retardant provided in an embodiment of the present invention is prepared by the following steps to obtain:
Each raw material: 8 parts of hypo-aluminum orthophosphate, 10 parts of diethyl hypo-aluminum orthophosphate, melamine cyanurate 8 is weighed by following parts by weight
Part, 13 parts of melamine polyphosphate, 10 parts of magnesium hydroxide, 12 parts of aluminium hydroxide, 1 part of polyethylene wax and 2 parts of silane coupling agent；
Each raw material is put into mixer, is stirred and heated to 50 degrees Celsius；
Again in the blender with spray pattern be added silane coupling agent, stir 10 minutes, mixing speed be 500 turns/
Minute, obtain the fire retardant.
Embodiment 2,
Fire retardant provided in an embodiment of the present invention is prepared by the following steps to obtain:
Each raw material: 10 parts of hypo-aluminum orthophosphate, 5 parts of diethyl hypo-aluminum orthophosphate, melamine cyanurate is weighed by following parts by weight
15 parts, 15 parts of melamine polyphosphate, 5 parts of magnesium hydroxide, 15 parts of aluminium hydroxide, 2 parts of polyethylene wax and silane coupling agent 1
Part；
Each raw material is put into mixer, is stirred and heated to 60 degrees Celsius；
Again in the blender with spray pattern be added silane coupling agent, stir 15 minutes, mixing speed be 600 turns/
Minute, obtain the fire retardant.
Embodiment 3,
Fire retardant provided in an embodiment of the present invention is prepared by the following steps to obtain:
Each raw material: 15 parts of hypo-aluminum orthophosphate, 8 parts of diethyl hypo-aluminum orthophosphate, melamine cyanurate is weighed by following parts by weight
10 parts, 20 parts of melamine polyphosphate, 7.5 parts of magnesium hydroxide, 20 parts of aluminium hydroxide, 1.5 parts of polyethylene wax and silane coupled
3 parts of agent；
Each raw material is put into mixer, is stirred and heated to 55 degrees Celsius；
Again in the blender with spray pattern be added silane coupling agent, stir 12 minutes, mixing speed be 550 turns/
Minute, obtain the fire retardant.
Embodiment 4,
Each raw material: 12 parts of hypo-aluminum orthophosphate, 7 parts of diethyl hypo-aluminum orthophosphate, melamine cyanurate 9 is weighed by following parts by weight
Part, 18 parts of melamine polyphosphate, 9 parts of magnesium hydroxide, 18 parts of aluminium hydroxide, 2 parts of polyethylene wax and silane coupling agent 1.5
Part；
Each raw material is put into mixer, is stirred and heated to 50 degrees Celsius；
Again in the blender with spray pattern be added silane coupling agent, stir 15 minutes, mixing speed be 550 turns/
Minute, obtain the fire retardant.
Embodiment 5,
Each raw material: 13 parts of hypo-aluminum orthophosphate, 9 parts of diethyl hypo-aluminum orthophosphate, melamine cyanurate is weighed by following parts by weight
12 parts, 16 parts of melamine polyphosphate, 6.5 parts of magnesium hydroxide, 14 parts of aluminium hydroxide, 1.8 parts of polyethylene wax and silane coupled
2.5 parts of agent；
Each raw material is put into mixer, is stirred and heated to 55 degrees Celsius；
Again in the blender with spray pattern be added silane coupling agent, stir 15 minutes, mixing speed be 600 turns/
Minute, obtain the fire retardant.
Embodiment 6,
Each raw material: 9 parts of hypo-aluminum orthophosphate, 5.5 parts of diethyl hypo-aluminum orthophosphate, melamine cyanurate is weighed by following parts by weight
8.5 parts, 17 parts of melamine polyphosphate, 6 parts of magnesium hydroxide, 19 parts of aluminium hydroxide, 1 part of polyethylene wax and silane coupling agent 3
Part；
Each raw material is put into mixer, is stirred and heated to 60 degrees Celsius；
Again in the blender with spray pattern be added silane coupling agent, stir 15 minutes, mixing speed be 550 turns/
Minute, obtain the fire retardant.
Embodiment 7,
Wire and cable provided in an embodiment of the present invention is prepared by the following steps to obtain:
The component of each parts by weight: 95 parts of polyvinyl chloride resin, 3 parts of stabilizer, 45 parts of calcium powder of filling, plasticising is weighed by formula as below
8 parts of fire retardant of 50 parts of agent and above-described embodiment 1.
Above-mentioned various raw materials are put into mixer and are uniformly mixed, and heating stirring is to powder；
Above-mentioned powder single screw extrusion machine extrusion is caused into particle；
Above-mentioned particle is pulled into the wire and cable of preset diameters with drawing machine.
Embodiment 8,
The embodiment and the difference of above-described embodiment 7 are:
The component of each parts by weight is weighed by formula as below:: 95 parts of polyvinyl chloride resin, 3 parts of stabilizer, 45 parts of calcium powder of filling, plasticising
5 parts of fire retardant of 50 parts of agent and above-described embodiment 2.
Embodiment 9,
The embodiment and the difference of above-described embodiment 7 are:
The component of each parts by weight is weighed by formula as below:: 95 parts of polyvinyl chloride resin, 3 parts of stabilizer, 45 parts of calcium powder of filling, plasticising
6 parts of fire retardant of 50 parts of agent and above-described embodiment 3.
Embodiment 10,
The embodiment and the difference of above-described embodiment 7 are:
The component of each parts by weight is weighed by formula as below:: 95 parts of polyvinyl chloride resin, 3 parts of stabilizer, 45 parts of calcium powder of filling, plasticising
7 parts of fire retardant of 50 parts of agent and above-described embodiment 4.
Embodiment 11,
The embodiment and the difference of above-described embodiment 7 are:
The component of each parts by weight is weighed by formula as below:: 95 parts of polyvinyl chloride resin, 3 parts of stabilizer, 45 parts of calcium powder of filling, plasticising
4 parts of fire retardant of 50 parts of agent and above-described embodiment 5.
Embodiment 12,
The embodiment and the difference of above-described embodiment 7 are:
The component of each parts by weight is weighed by formula as below:: 105 parts of polyvinyl chloride resin, 40 parts of calcium powder of filling, increases 8 parts of stabilizer
8 parts of fire retardant for moulding 65 parts of agent and above-described embodiment 6.
Comparative example 1, the comparative example and the difference of above-described embodiment 5 are only that: omitting magnesium hydroxide therein, and by poly- second
The content of alkene wax is adjusted to 8.3 parts.
Comparative example 2, the comparative example and the difference of above-described embodiment 5 are only that: omitting aluminium hydroxide therein, and by poly- second
The content of alkene wax is adjusted to 15.8 parts.
Comparative example 3, the comparative example and the difference of above-described embodiment 5 are only that: omitting magnesium hydroxide and hydroxide therein
Aluminium, and the content for adjusting polyethylene wax is 22.3 parts.
Comparative example 4, the comparative example and the difference of above-described embodiment 5 are only that: omitting wherein hypo-aluminum orthophosphate and diethyl
Aluminum phosphate, and the content of polyethylene wax is adjusted to 23.8 parts.
Comparative example 5, the comparative example and the difference of above-described embodiment 5 are only that: omitting the silane coupling agent in raw material, and will
Step " is added silane coupling agent in the blender again with spray pattern, stirs 15 minutes, mixing speed is 600 revs/min
Clock obtains the fire retardant " it is adjusted to " being stirred for 15 minutes, mixing speed is 600 revs/min, obtains the fire retardant ".
Comparative example 6, the comparative example and the difference of above-described embodiment 5 are only that: by step " again with spray in the blender
Silane coupling agent is added in the mode of spilling, and stirs 15 minutes, and mixing speed is 600 revs/min, obtains the fire retardant " it is adjusted to " again
Silane coupling agent is added in a manner of being added directly in the blender, stirs 15 minutes, mixing speed is 600 revs/min, is obtained
To the fire retardant ".
Comparative example 7~12, the comparative example 7~12 and the difference of above-described embodiment 11 are: by the fire retardant in embodiment 7
Equivalent replaces with fire retardant made from comparative example 1~6 respectively.
Comparative example 13, the comparative example and the difference of above-described embodiment 11 are, the fire retardant equivalent in embodiment 11 is replaced
It is changed to antimony oxide.
It is performed the following performance tests as the fire retardant to made from, with the preparation to fire retardant provided in an embodiment of the present invention
The technical effect of fire retardant made from method further illustrates.
Test performance index:
(1) tensile strength and elongation at break.Referring to GB/T2951.11-2008 " cable and the general examination of Cable jacket materials
The 11st part General Experimental Procedures thickness of proved recipe method and shape dimension measurement mechanical test " it tests, rate of extension is
200mm/min。
(2) oxygen index (OI).Referring to GB/T2406.1-2008 " plastics oxygen index method measures burning behavior ".Oxygen index (OI) is higher
Show that flame retardant property is better.
(3) VW-1 (vertical wire) combustion test.Referring to " VW-1 combustion test (vertical sample) wire and cable and flexible cord ginseng
Examine standard ".
(4) content of antimony element.Referring in 65 testing standard of California, USA (CP65 standard) without antimony standard.
Test result is referring to the following table 1.
Table 1
From the test result of upper table 1 it can be concluded that, using the embodiment of the present invention 7~12 provide wire and cable preparation side
Wire and cable made from preparation method of the wire and cable made from method compared to the wire and cable that comparative example 7~12 provides is drawn
It is more excellent to stretch intensity, oxygen index (OI), vertical combustion rank, and does not have drip phenomenon after burning.
Comparative example 7~10 is that the composition of fire retardant is different from the difference of embodiment 11, specifically, 7~10 points of comparative example
The fire retardant not provided using comparative example 1~4, and the fire retardant that embodiment 11 is provided using embodiment 5, comparative example
1~4 is with the difference of embodiment 5, and comparative example 1 omits magnesium hydroxide, and comparative example 2 omits aluminium hydroxide, and comparative example 3 saves simultaneously
Slightly magnesium hydroxide and two component of aluminium hydroxide, comparative example 4 omit hypo-aluminum orthophosphate and two component of diethyl hypo-aluminum orthophosphate.From comparative example
7~10 with from the point of view of the test result of embodiment 11, and the tensile strength of comparative example 7~10, oxygen index (OI) and vertical combustion rank are bad
In embodiment 11, it is seen then that add magnesia and tensile strength, oxygen index (OI) and the vertical combustion of wire and cable can be improved in aluminium hydroxide
Rank, flame retardant effect are more preferable.Also, it is bigger to add the influence of hypo-aluminum orthophosphate and diethyl hypo-aluminum orthophosphate for flame retardant effect.
Comparative example 11 and the difference of embodiment 11 are that comparative example 11 uses the fire retardant of the offer of comparative example 5, embodiment 11
The fire retardant provided using embodiment 5, comparative example 5 and the difference of the fire retardant of embodiment 5 are that silane is omitted in comparative example 5
Coupling agent.From comparative example 11 with from the point of view of the test result of embodiment 11, tensile strength, oxygen index (OI) and the vertical combustion of comparative example 11
Rank is inferior to embodiment 11, it is seen then that tensile strength, oxygen index (OI) and the vertical combustion grade of wire and cable can be improved in addition coupling agent
Not, flame retardant effect is more preferable.
Comparative example 12 and the difference of embodiment 11 are that comparative example 12 uses the fire retardant of the offer of comparative example 6, embodiment 11
The fire retardant provided using embodiment 5, comparative example 12 and the difference of the fire retardant of embodiment 5 be, comparative example 6 prepare it is fire-retardant
It is silane coupling agent to be added in a manner of being added directly, and silane coupling agent is added by the way of sprinkling in embodiment 5 when agent.From
Comparative example 12 and the comparison result of embodiment 11 can be seen that, the tensile strength of wire and cable made from comparative example 12, oxygen index (OI) and
Vertical combustion rank is inferior to embodiment 11, it is seen then that silane coupling agent, which is added, with spray pattern can be improved silane coupling agent
Dispersing uniformity aloows the other components of itself and fire retardant to be sufficiently mixed, and then improves the flame retardant effect of fire retardant.
The fire retardant that the embodiment of the present invention 7~12 is provided using Examples 1 to 6, comparative example 13 use three traditional oxidations
Two antimony fire retardants.From embodiment 7~12 with from the point of view of the test result of comparative example 13, electric wire made from the embodiment of the present invention 7~12
The performances such as cable and tensile strength, elongation at break, oxygen index (OI), the vertical combustion rank of wire and cable made from comparative example 13 are poor
It is different not significant, it follows that the fire retardant and existing antimony oxide fire retardant that are provided using the embodiment of the present invention 1~6 are hindered
Fuel efficiency fruit is suitable, that is to say, that fire retardant provided in an embodiment of the present invention can replace traditional antimony oxide fire retardant and use
In preparing wire and cable, cost is saved, and environmental-friendly.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (8)
1. a kind of preparation method of fire retardant, which comprises the steps of:
Each raw material: 8 ~ 15 parts of hypo-aluminum orthophosphate, 5 ~ 10 parts of diethyl hypo-aluminum orthophosphate, melamine cyanurate is weighed by following parts by weight
8 ~ 15 parts, 13 ~ 20 parts of melamine polyphosphate, 5 ~ 10 parts of magnesium hydroxide, 12 ~ 20 parts of aluminium hydroxide, 1 ~ 2 part of polyethylene wax and
1 ~ 3 part of silane coupling agent；
By the hypo-aluminum orthophosphate, diethyl hypo-aluminum orthophosphate, melamine cyanurate, melamine polyphosphate, magnesium hydroxide, hydrogen
Aluminium oxide and polyethylene wax are put into mixer, and are stirred and heated to 50 ~ 60 degrees Celsius；
Silane coupling agent is added in the blender again, stirs 10 ~ 15 minutes, mixing speed is 500 ~ 600 revs/min, is obtained
To the fire retardant.
2. the preparation method of fire retardant as described in claim 1, which is characterized in that described by the hypo-aluminum orthophosphate, diethyl
Hypo-aluminum orthophosphate, melamine cyanurate, melamine polyphosphate, magnesium hydroxide, aluminium hydroxide and polyethylene wax investment stirring
In machine, the step of being stirred and heated to 50 ~ 60 degrees Celsius, comprising:
By the hypo-aluminum orthophosphate, diethyl hypo-aluminum orthophosphate, melamine cyanurate, melamine polyphosphate, magnesium hydroxide, hydrogen
Aluminium oxide and polyethylene wax are put into mixer, and are heated to 50 ~ 60 degrees Celsius and are stirred 5 ~ 10 minutes.
3. the preparation method of fire retardant as described in claim 1, which is characterized in that described by the hypo-aluminum orthophosphate, diethyl
Hypo-aluminum orthophosphate, melamine cyanurate, melamine polyphosphate, magnesium hydroxide, aluminium hydroxide and polyethylene wax investment stirring
In machine, the step of being stirred and heated to 50 ~ 60 degrees Celsius, comprising:
By the hypo-aluminum orthophosphate, diethyl hypo-aluminum orthophosphate, melamine cyanurate, melamine polyphosphate, magnesium hydroxide, hydrogen
Aluminium oxide and polyethylene wax are put into mixer, and are stirred and heated to 60 degrees Celsius.
4. the preparation method of fire retardant as described in claim 1, which is characterized in that described that silicon is added in the blender again
The step of alkane coupling agent stirs 10 ~ 15 minutes, and mixing speed is 500 ~ 600 revs/min, specifically:
Silane coupling agent sprinkling is added in the blender by charging aperture, is stirred 10 minutes, mixing speed is 500 ~ 600
Rev/min.
5. the preparation method of fire retardant as described in claim 1, which is characterized in that described to weigh each raw material by following parts by weight
The step of, it specifically includes:
Each raw material: 10 ~ 15 parts of hypo-aluminum orthophosphate, 5 ~ 10 parts of diethyl hypo-aluminum orthophosphate, cyanuric acid melamine is weighed by following parts by weight
10 ~ 15 parts of amine, 13 ~ 20 parts of melamine polyphosphate, 5 ~ 10 parts of magnesium hydroxide, 15 ~ 20 parts of aluminium hydroxide, polyethylene wax 1 ~ 2
Part and 1 ~ 3 part of silane coupling agent.
6. a kind of fire retardant, which is characterized in that the fire retardant is as the system of the fire retardant as described in claim 1 ~ 5 any one
Preparation Method is prepared.
7. a kind of wire and cable, which is characterized in that according to parts by weight, including following component:
95 ~ 105 parts of polyvinyl chloride resin, 3 ~ 8 parts of stabilizer fill 40 ~ 45 parts of calcium powder, 50 ~ 65 parts of plasticizer and such as claim 6 institute
4 ~ 8 parts of the fire retardant stated.
8. wire and cable as claimed in claim 7, which is characterized in that according to parts by weight, including following component:
95 ~ 105 parts of polyvinyl chloride resin, 3 ~ 8 parts of stabilizer fill 40 ~ 45 parts of calcium powder, 50 ~ 65 parts of plasticizer and such as claim 6 institute
4 ~ 6 parts of the fire retardant stated.
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| CN201910765282.7A CN110396240A (en) | 2019-08-19 | 2019-08-19 | A kind of fire retardant and preparation method thereof and wire and cable |
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| CN201910765282.7A CN110396240A (en) | 2019-08-19 | 2019-08-19 | A kind of fire retardant and preparation method thereof and wire and cable |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112457526A (en) * | 2020-12-07 | 2021-03-09 | 广东顺德同程新材料科技有限公司 | Melon ring inclusion-based low-smoke antimony-free flame retardant and application thereof |
| CN114350028A (en) * | 2021-10-22 | 2022-04-15 | 上海倍拓化学有限公司 | Low-smoke halogen-free environment-friendly flame retardant |
| CN117143400A (en) * | 2023-10-30 | 2023-12-01 | 山东东信新材料科技股份有限公司 | Composite modified melamine cyanurate flame retardant and preparation method thereof |
-
2019
- 2019-08-19 CN CN201910765282.7A patent/CN110396240A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112457526A (en) * | 2020-12-07 | 2021-03-09 | 广东顺德同程新材料科技有限公司 | Melon ring inclusion-based low-smoke antimony-free flame retardant and application thereof |
| CN114350028A (en) * | 2021-10-22 | 2022-04-15 | 上海倍拓化学有限公司 | Low-smoke halogen-free environment-friendly flame retardant |
| CN117143400A (en) * | 2023-10-30 | 2023-12-01 | 山东东信新材料科技股份有限公司 | Composite modified melamine cyanurate flame retardant and preparation method thereof |
| CN117143400B (en) * | 2023-10-30 | 2024-04-09 | 山东东信新材料科技股份有限公司 | Composite modified melamine cyanurate flame retardant and preparation method thereof |
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