CN107936408A - A kind of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite and preparation method thereof - Google Patents
A kind of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite and preparation method thereof Download PDFInfo
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- CN107936408A CN107936408A CN201711254503.1A CN201711254503A CN107936408A CN 107936408 A CN107936408 A CN 107936408A CN 201711254503 A CN201711254503 A CN 201711254503A CN 107936408 A CN107936408 A CN 107936408A
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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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- 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
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Abstract
A kind of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite and preparation method thereof, belongs to wood plastic composite manufacturing technology field, more particularly to a kind of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite and preparation method thereof.The purpose of the present invention is to solve the problems such as existing wood plastic composite anti-flaming smoke-inhibiting agent additive amount is big, and flame-retardant smoke inhibition efficiency is low, products machinery poor performance.The metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite of the present invention is compound through melting with 100~300 parts of thermoplastic, 100~600 parts of wood fibre, 0~6 part of heat stabilizer, 0.75~20 part of lubricant, 4.5~80 parts of coupling agent, 5~15 parts of metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agents, and one-step shaping is processed into.The present invention has the advantages that anti-flaming smoke-inhibiting agent additive amount is few, and flame-retardant smoke inhibition is efficient, and products machinery performance is good.Present invention also offers a kind of preparation method of flame-retardant smoke inhibition wood plastic composite.
Description
Technical field
The invention belongs to wood plastic composite manufacturing technology field, more particularly to a kind of with metal boron ammonium phosphate salt
Flame-retardant smoke inhibition wood plastic composite, and it is related to a kind of preparation side of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite
Method.
Background technology
Wood plastic composite is that a kind of lignocellulosic material (WF) in the form of fiber, powder etc. is used as filling or strengthening material
Material, using thermoplastic as basis material, adds a variety of manufacturing process such as extruded each analog assistant, hot pressing, molding or injection and answers
Close and manufactured a kind of advanced composite material (ACM).Common thermoplastic matrix includes polyethylene (PE), polypropylene (PP), polyphenyl
Ethene (PS) and polyvinyl chloride (PVC) etc..Do not carry out the wood plastic composite easy firing of fire protection flame retarding processing, and combustion heat value compared with
Greatly, substantial amounts of dense smoke and poison gas can be produced during while using the burning of the wood plastic composite of PS and PVC plastic matrix, therefore in wood
Plastic composite materials high speed development, and its application is progressively extended to building doors and windows, interior decoration, furniture etc. to fire safety demands
During higher field, improve the flame-proof smoke-suppressing of material becomes the inevitable requirement that the material has further developed.
At present, in the research fire-retardant to wood plastic composite, researcher uses ammonium polyphosphate (APP) as the swollen of representative more
Swollen flame-retardant system, as the Chinese invention patent of Publication No. CN101143952A discloses a kind of flame-proof smoke-inhibiting wood-plastic composite wood
Material, the Chinese invention patent of Publication No. CN 102617915A disclose a kind of Anti-mildew halogen-free flame-retardant smoke-suppression wood and plastic composite
Material and preparation method thereof, the Chinese invention patent of Publication No. CN 1011730709A discloses a kind of wood fibre-polychlorostyrene second
Alkene composite material and preparation method thereof, prepares halogen-free flame-retardant wood-plastic composite material, but suppression cigarette effects of the APP to material using APP
Fruit is poor, while its additive amount in the material is usually larger, and the manufacture cost for not only increasing material is more largely damaged
The mechanical performance of fire proofing is done harm to；In addition, anti-flaming smoke-inhibiting agent used in the prior art has stronger acid or alkalescence,
With certain corrosivity, there is certain adverse effect in production and use, especially when for being contacted with metal material
There is certain side effect to metallic material product when product is fire-retardant.
Lack in the prior art and need a kind of anti-flaming smoke-inhibiting agent additive amount is small, flame-retardant smoke inhibition is efficient, mechanical performance more
Good, nonhazardous pollution, and performance is gently conducive to the flame-retardant smoke inhibition that is used in building doors and windows, bathroom facility, indoor and outdoor furniture
Wood plastic composite；Also lack a kind of preparation method of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite at the same time.
The content of the invention
It is big based on the fire retardant additive amount described in existing flame-retardant wood-plastic composite material technology, seriously affect Wood-plastic material machine
Tool performance, the shortcomings such as flame-retardant smoke inhibition efficiency is low, and provide a kind of flame-retardant smoke inhibition wood plastics composite with metal boron ammonium phosphate salt
Material.
The present invention has the flame-retardant smoke inhibition wood plastic composite of metal boron ammonium phosphate salt, by ratio of weight and the number of copies by 100~300
Part thermoplastic, 100~600 parts of wood fibre, 0~6 part of heat stabilizer, 0.75~20 part of lubricant, 4.5~80
The coupling agent, 5~15 parts of metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agents of part are compound through melting, and one-step shaping is processed into.
The metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agent is (NH4)[ZnBP2O8], (NH4)16[Zn16B8P24O96], NH4·M
[BP2O8(OH)] (wherein M=Fe, Al, Sc, In or Ga) and NH4·(M)(H2O)2[BP2O8]·H2O (wherein M=Zn, Cu, Fe,
Ni, Mg, Mn, Co, Ca or Cd) in one or more.
The thermoplastic is polyethylene, polypropylene, polystyrene and polyvinyl chloride thermoplastic resin or its is waste and old
Plastics, either the mixture of unitary plastic or above-mentioned two kinds or three kinds plastics.
Metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agent of the present invention is the hydrothermal synthesis method based on classics, and combines emerging boric acid
The characteristics of fusion method is easy to introduce boron atom, respectively at excessive boron source (boric acid), source metal (metal oxide, metal halide,
Metal oxyacid salts class, including metal sulfate, the one or more in metal acetate salt and metal halate), source of ammonium
((NH4)2HPO4) and a certain amount of deionized water generate under certain temperature and reaction time.
Preferably, raw material proportioning according to the molar ratio of metal M and element phosphor P is 1 in the boron source, source metal, source of ammonium:4
≤M:P≤1:1, M：P optimum mole ratios are 1:2.2.
Preferably, element B and element phosphor P molar ratios are 3:1≤B:P≤8:1, B with P optimum mole ratios be 5:1.
Preferably, deionized water and the molar ratio of element phosphor are 5:1≤H2O:P≤10:1, H2O is 8 with P optimum mole ratios:
1。
Preferably, boron source, source metal, source of ammonium and the deionized water of the above-mentioned certain mol ratio of precise is straight by its
Connect and be added in ptfe autoclave.
Preferably, reaction kettle is put into baking oven, temperature setting is 100 DEG C -220 DEG C, and optimum temperature is 180 DEG C.Constant temperature
Reaction cools down for 1-5 days after room temperature, optimum reacting time 3 days.
Preferably, washed repeatedly with deionized water for removing the unreacted boric acid that comes, gained sample is dry after filtering.
Preferably, wood fibre particle diameter of the present invention is between 40-200 mesh, while can select bamboo powder, crops straw
Stalk powder, shell powder any one or more plant fiber powder mixture.
Heat stabilizer of the present invention is organic tin and metal soap thermal stabilizers, such as calcium zinc heat stabilizer, barium zinc
One or more in heat stabilizer, potassium zinc heat stabilizer.
Lubricant of the present invention is stearic acid, Metallic stearates, paraffin, Tissuemat E；Metallic stearates are
Odium stearate, strontium stearate, calcium stearate or zinc stearate.
Coupling agent of the present invention for maleic anhydride graft phenylethene-ethylene-butadiene-styrene block copolymer,
Maleic anhydride inoculated polypropylene, maleic anhydride grafted polyethylene, maleic anhydride modified polystyrene, haloflex, titanate esters,
Aluminate, isocyanates or silane coupling agent, the silane coupling agent for hexamethyldisilazane, hexamethyldisiloxane,
Vinyl three (methoxy ethoxy) silane, vinyltrimethoxysilane, aminopropyl triethoxysilane or (methacryl
Epoxide) propyl trimethoxy silicane.
It is of the invention to be relative to the advantages of prior art：Flame-retardant smoke inhibition wood plastic composite prepared by the present invention with it is existing
Flame-retardant wood-plastic composite material is compared, and few with anti-flaming smoke-inhibiting agent additive amount, its multi-pore channel structure has excellent suction to flue gas
Attached effect, metal active centres, can be catalyzed to form fine and close carbon-coating heat insulation oxygen and prevent material internal from burning, and in pyrolytic process
Non-flammable compressive gas NH can be discharged3Reaching flame-retardant smoke inhibition purpose to dilute fuel gas, flame-retardant smoke inhibition is efficient, while the present invention
Metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agent has the low advantage of additive amount, can ensure to subtract while material high fire-retardance smoke suppressing
The advantages that lacking the infringement to the mechanical property of materials, can be applicable to interior and other occasions having higher requirements to fire resistance, such as
Indoor floor, ceiling, decoration decorative panel, sash stuff, office furniture etc., also act as means of transport interior trim in addition
Part, electric type shell etc..The type anti-flaming smoke-inhibiting agent soda acid is gentle at the same time, and corrosion is relatively low.
Brief description of the drawings
, below will be to needed in the embodiment attached for the technical solution of the clearer explanation embodiment of the present invention
Figure is briefly described, it will be appreciated that the following drawings has only shown certain embodiments of the present invention next, therefore is not construed as
Restriction to scope, without creative efforts, can also be according to this for those of ordinary skill in the art
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is common wood plastic composite sample carbon residue shape appearance figure after cone calorimetry is tested.
Fig. 2 is sample carbon residue after metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite cone calorimetry experiment of the present invention
Shape appearance figure.
Fig. 3 is the flow diagram of metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agent preparation method in the present invention.
Each several part implication is as follows in figure：S1 raw material preparation steps；S2 adds deionized water step；Reacted under S3 isoperibols
Reactions steps in kettle；S4 room temperature cooling steps；S5 deionized water washing steps；S6 is filtered and baking step.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, clear, complete description is carried out to the technical solution in the embodiment of the present invention, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.
Therefore, the detailed description of the embodiment of the present invention to providing in the accompanying drawings is not intended to limit claim below
The scope of the present invention of protection, but it is merely representative of the selected embodiment of the present invention.Based on the embodiments of the present invention, this area
Those of ordinary skill's all other embodiments obtained on the premise of not making the creative labor, belong to guarantor of the present invention
The scope of shield.
Embodiment 1：A kind of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite is by ratio of weight and the number of copies by 100
~300 parts of thermoplastic, 100~600 parts of wood fibre, 0~6 part of heat stabilizer, 0.75~20 part of lubricant,
4.5~80 parts of coupling agent, 5~15 parts of metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agents are through melting compound, one-step shaping or two-step method
Processing and forming is made.
Present embodiment has the technical effect that：Flame-retardant smoke inhibition wood plastic composite prepared by the present invention and existing fire-retardant wood
Plastic composite materials are compared, and few with anti-flaming smoke-inhibiting agent additive amount, its multi-pore channel structure has excellent suction-operated to flue gas,
Metal active centres, can be catalyzed to form fine and close carbon-coating heat insulation oxygen and prevent material internal from burning, and can be released in pyrolytic process
Put non-flammable compressive gas NH3Reach flame-retardant smoke inhibition purpose to dilute fuel gas, flame-retardant smoke inhibition is efficient, while the metal boron of the present invention
Ammonium phosphate salt anti-flaming smoke-inhibiting agent has the low advantage of additive amount, can ensure to reduce to material while material high fire-retardance smoke suppressing
The advantages that expecting the infringement of mechanical performance, can be applicable to interior and other occasions having higher requirements to fire resistance, such as indoor
Floor, ceiling, decoration decorative panel, sash stuff, office furniture etc., also act as means of transport inside gadget, electric appliance in addition
Class shell etc..The type anti-flaming smoke-inhibiting agent soda acid is gentle at the same time, and corrosion is relatively low.
Embodiment 2：Difference lies in the wood fibre particle diameter to exist for present embodiment and embodiment 1
Between 40-200 mesh, the wood fibre is any one of bamboo powder, agricultural residues powder, shell powder or several mixing
Thing.
Embodiment 3：Difference lies in the thermoplastic with embodiment 1 or 2 for present embodiment
For virgin material or recycling waste plastic, the thermoplastic is polyethylene, polypropylene, polystyrene and polyvinyl chloride thermoplasticity
One or more of combinations in resin；The heat stabilizer is organic tin or metal soap thermal stabilizers；The gold
It is one or more of combinations in calcium zinc heat stabilizer, barium zinc heat stabilizer and potassium zinc heat stabilizer to belong to soaps heat stabilizer.
Embodiment 4：Difference lies in the metal boron phosphoric acid with embodiment 1,2 or 3 for present embodiment
Ammonium salt anti-flaming smoke-inhibiting agent is (NH4)[ZnBP2O8], (NH4)16[Zn16B8P24O96], NH4·M[BP2O8(OH)] (wherein M=Fe,
Al, Sc, In or Ga) and NH4·(M)(H2O)2[BP2O8]·H2In O (wherein M=Zn, Cu, Fe, Ni, Mg, Mn, Co, Ca or Cd)
One or more.
Embodiment 5：The area of present embodiment and any one embodiment in embodiment 1 to 4
One or more of combinations not in being stearic acid, Metallic stearates, paraffin or Tissuemat E in the lubricant；Institute
Metallic stearates are stated as one or more of combinations in odium stearate, strontium stearate, calcium stearate or zinc stearate.
Embodiment 6：Difference lies in described with any one in embodiment 1 to 4 for present embodiment
Coupling agent is maleic anhydride graft phenylethene-ethylene-butadiene-styrene block copolymer, maleic anhydride inoculated polypropylene, horse
Maleic anhydride grafted polyethylene, maleic anhydride modified polystyrene, haloflex, titanate esters, Aluminate, isocyanates or silane
Coupling agent, the silane coupling agent is hexamethyldisilazane, hexamethyldisiloxane, vinyl three (methoxy ethoxy)
Silane, vinyltrimethoxysilane, aminopropyl triethoxysilane or (methacryloxy) propyl trimethoxy silicane
In one or more of combinations.
Embodiment 7：A kind of preparation method of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite, has such as
Lower step：
First, 100~300 parts of thermoplastic, 100~600 parts of wood fibre, 0~6 part of thermostabilization is weighed by mass fraction
Agent, 0.75~20 part of lubricant, 4.5~80 parts of coupling agent, 5~15 parts of metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agents；
2nd, it is 85 that wood powder, thermoplastic resin and the heat stabilizer weighed step 1, which is put into high speed mixer and mixes to temperature,
DEG C, batch mixing 5min, sequentially adds coupling agent and compounded lubricant, continues to mix 8min, and then discharging is mixed to low, is cooled to temperature
Spend for 40 DEG C, obtain batch mixing；
3rd, the batch mixing that step 2 obtains double screw extruder is melted into compound, then by air-cooled cooling, obtains pellet；
4th, by the pellet that step 3 obtains by single screw extrusion machine extrusion molding, then by drawing machine travel, vacuum and water cooling
Cut after sizing, obtain a kind of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite.
Embodiment 8：The thermoplastic resin is PVC thermoplastic resins, the coupling agent be aluminate coupling agent,
The compounded lubricant that the heat stabilizer is calcium zinc heat stabilizer, the compounded lubricant is stearic acid, PE waxes and calcium stearate.
Embodiment 9：The area of present embodiment and any one embodiment in embodiment 7 or 8
It is not that the metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agent is prepared through following steps：S1, raw material are prepared, and S2, add deionized water,
Reaction in reaction kettle under S3, isoperibol, S4, room temperature cooling, S5, deionized water washing, S6, suction filtration and drying；In step S1
In with excessive boron source and source metal and source of ammonium preparation raw material；Reaction kettle of the liner for polytetrafluoroethylene (PTFE) is used in step s3；Step
Step 4 the resulting product is washed repeatedly with deionized water to remove excessive boron source in rapid S5；Most afterwards through the suction filtration
And the step S6 of drying obtains metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agent.
Embodiment 10：The area of present embodiment and any one embodiment in embodiment 1 to 6
It is boric acid not in the boron source in step S1, the source of ammonium is (NH4)2HPO4, the source metal is metal oxide or metal
Salt, the molar ratio of metallic element and P elements is more than or equal to 1 in the step S1:4 and less than or equal to 1:1；Boron element and phosphorus member
The molar ratio of element is more than or equal to 3:1 and less than or equal to 8:1；Deionized water and the molar ratio of P elements are more than or equal to 5:1 and it is less than
Equal to 10:1；The temperature value range of isoperibol is 100 DEG C~220 DEG C in the step S3, the reaction in the step S3
Time is 1~5 day.
First embodiment
Refering to Fig. 1, Fig. 2 and Fig. 3, an embodiment of the present invention provides a kind of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastics composite
The preparation method of material, this method are implemented according to following steps：
First, 100 parts of PVC thermoplastic resins, 40 parts of wood powders, 0.8 part of aluminate coupling agent, 6 parts of calcium zinc heat are weighed by mass fraction
Stabilizer, 1.2 parts of stearic acid, compounded lubricant, the 10 parts of metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agents of PE waxes and calcium stearate；
2nd, wood powder, PVC thermoplastic resins and the calcium zinc heat stabilizer weighed step 1, which is put into high speed mixer, to be mixed to temperature
Spend the compound profit for for 85 DEG C, batch mixing 5min, sequentially adding aluminate coupling agent and being prepared with stearic acid, PE waxes with calcium stearate
Lubrication prescription, continues to mix 8min, and then discharging is mixed to low, is cooled to temperature as 40 DEG C, is obtained batch mixing；
3rd, the batch mixing that step 2 obtains double screw extruder is melted into compound, then by air-cooled cooling, obtains pellet；
4th, by the pellet that step 3 obtains by single screw extrusion machine extrusion molding, then by drawing machine travel, vacuum and water cooling
Cut after sizing, obtain a kind of fire-retardant and smoke-inhibiting type PVC base wood-plastic composite materials；
Wherein, thermoplastic resin is polyvinyl chloride resin in step 1, and coupling agent is Aluminate, and heat stabilizer is calcium zinc heat stabilizer, multiple
Conjunction lubricant is 0.5 part of stearic acid, 0.4 part of PE wax and 0.3 part of calcium stearate, and metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agent is
(NH4)[ZnBP2O8]；
Comminutor has 4 heating zones in step 3, and it is 160 DEG C~166 DEG C to control heating-up temperature, and during granulation, engine speed is
20rpm, rate of feeding 35rpm, host electric current are 30A；
Extruder cylinder of single screw extruder has 5 heating zones in step 4, and temperature setting is 150 DEG C~175 DEG C during extrusion, controls mould
Temperature is 180 DEG C~182 DEG C, and engine speed is 9.0rpm during extrusion, and host electric current is 20A.
Second embodiment
, should an embodiment of the present invention provides a kind of preparation method of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite
Metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agent is (NH in method4)16[Zn16B8P24O96], it is other identical with first embodiment.
3rd embodiment
, should an embodiment of the present invention provides a kind of preparation method of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite
Metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agent is NH in method4·FeⅢ[BP2O8(OH)] it is, other identical with first embodiment.
Fourth embodiment
, should an embodiment of the present invention provides a kind of preparation method of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite
Metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agent is NH in method4·Mg(H2O)2[BP2O8]·H2O is other identical with first embodiment.
5th embodiment
The present embodiment is comparative example, does not add any anti-flaming smoke-inhibiting agent in this method, other with first embodiment phase
Together.
With the wood plastic composite that above-described embodiment the method is prepared, using flame retarding and smoke suppressing properties detection, (CONE is bored
Shape calorimeter, heat radiation power 50KW/m2) and mechanics properties testing, its flame retarding and smoke suppressing properties testing result such as table 1, mechanical property
Can testing result such as table 2.
The metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastics composite provided by the invention it can be seen from the data result in table 1
Material can effectively realize flame-retardant smoke inhibition.Compared with first embodiment to fourth embodiment and the 5th embodiment (comparative example)
Compared with, it is seen that the burning time of the wood plastic composite added with metal boron ammonium phosphate salt is improved largely, burning time
On the one hand improving reduces fire odds, on the other hand add escape time when fire occurs；Simultaneously added with gold
The heat release for belonging to the wood plastic composite of boron ammonium phosphate salt also has obvious reduction, and flame retardant effect is notable；Cigarette dropout value is such as flat
Equal specific extinction area and the release of total cigarette significantly decline, and wood plastic composite of the display added with metal boron ammonium phosphate salt is same
With excellent smoke suppressing.
1 flame retarding and smoke suppressing properties test result of table
The metal boron ammonium phosphate salt flame-retardant smoke inhibition that the present invention selects it can be seen from the mechanical experimental results in table 2
Agent is smaller to the Effect on Mechanical Properties of composite material.
2 mechanical experimental results of table
It should be appreciated that the present invention above-mentioned embodiment and embodiment only for illustration or explain this
The principle of invention, without being construed as limiting the invention.Therefore, done without departing from the spirit and scope of the present invention
Any modification, equivalent substitution, improvement and etc., should all be included in the protection scope of the present invention.In addition, right appended by the present invention
It is required that it is intended to fall into whole changes in scope and border or this scope and the equivalents on border
Change and modification.
Claims (10)
1. a kind of flame-retardant smoke inhibition wood plastic composite with metal boron ammonium phosphate salt, it is characterised in that have：In parts by weight
Than the thermoplastic by 100~300 parts, 100~600 parts of wood fibre, 0~6 part of heat stabilizer, 0.75~20 part of profit
Lubrication prescription, 4.5~80 parts of coupling agent, 5~15 parts of metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agents are compound through melting, one-step shaping processing
It is made.
2. a kind of flame-retardant smoke inhibition wood plastic composite with metal boron ammonium phosphate salt according to claim 1, its feature
It is：The wood fibre particle diameter is between 40-200 mesh, and the wood fibre is bamboo powder, in agricultural residues powder, shell powder
The mixture of any one or more；The thermoplastic is moulded for virgin material or recycling waste plastic, the thermoplasticity
Expect for one or more of combinations in polyethylene, polypropylene, polystyrene and polyvinyl chloride thermoplastic resin；The heat is steady
It is organic tin or metal soap thermal stabilizers to determine agent.
3. a kind of flame-retardant smoke inhibition wood plastic composite with metal boron ammonium phosphate salt according to claim 1, its feature
It is：The heat stabilizer is organo-tin het stabilizer, in calcium zinc heat stabilizer, barium zinc heat stabilizer, potassium zinc heat stabilizer
One or more of combinations.
4. a kind of flame-retardant smoke inhibition wood moulding with metal boron ammonium phosphate salt as claimed in any of claims 1 to 3 is answered
Condensation material, it is characterised in that：The metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agent is (NH4)[ZnBP2O8], (NH4)16
[Zn16B8P24O96], NH4·M[BP2O8(OH)] (wherein M=Fe, Al, Sc, In or Ga) and NH4·(M)(H2O)2[BP2O8]·
H2One or more in O (wherein M=Zn, Cu, Fe, Ni, Mg, Mn, Co, Ca or Cd).
5. a kind of flame-retardant smoke inhibition wood plastic composite with metal boron ammonium phosphate salt according to claim 4, its feature
It is：The lubricant is one or more of combinations in stearic acid, Metallic stearates, paraffin or Tissuemat E；Institute
Metallic stearates are stated as one or more of combinations in odium stearate, strontium stearate, calcium stearate or zinc stearate.
6. a kind of flame-retardant smoke inhibition wood plastic composite with metal boron ammonium phosphate salt according to claim 4, its feature
It is：The coupling agent is maleic anhydride graft phenylethene-ethylene-butadiene-styrene block copolymer, maleic anhydride connects
It is branch polypropylene, maleic anhydride grafted polyethylene, maleic anhydride modified polystyrene, haloflex, titanate esters, Aluminate, different
Cyanate or silane coupling agent, the silane coupling agent is hexamethyldisilazane, hexamethyldisiloxane, vinyl three
(methoxy ethoxy) silane, vinyltrimethoxysilane, aminopropyl triethoxysilane or (methacryloxy) third
One or more of combinations in base trimethoxy silane.
7. a kind of preparation method of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite, it is characterised in that there is following step
Suddenly：
First, 100~300 parts of thermoplastic, 100~600 parts of wood fibre, 0~6 part of thermostabilization is weighed by mass fraction
Agent, 0.75~20 part of lubricant, 4.5~80 parts of coupling agent, 5~15 parts of metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agents；
2nd, it is 85 that wood powder, thermoplastic resin and the heat stabilizer weighed step 1, which is put into high speed mixer and mixes to temperature,
DEG C, batch mixing 5min, sequentially adds coupling agent and compounded lubricant, continues to mix 8min, and then discharging is mixed to low, is cooled to temperature
Spend for 40 DEG C, obtain batch mixing；
3rd, the batch mixing that step 2 obtains double screw extruder is melted into compound, then by air-cooled cooling, obtains pellet；
4th, by the pellet that step 3 obtains by single screw extrusion machine extrusion molding, then by drawing machine travel, vacuum and water cooling
Cut after sizing, obtain a kind of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite.
8. a kind of preparation method of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite according to claim 7, its
It is characterized in that：The thermoplastic resin is PVC thermoplastic resins, the coupling agent is aluminate coupling agent, the heat stabilizer
It is the compounded lubricant prepared with stearic acid, PE waxes with calcium stearate for calcium zinc heat stabilizer, the compounded lubricant.
9. a kind of preparation method of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood plastic composite according to claim 7 or 8,
It is characterized in that the metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agent is prepared through following steps：S1, raw material prepare, S2, addition go from
Sub- water, reaction in reaction kettle under S3, isoperibol, S4, room temperature cooling, S5, deionized water washing, S6, suction filtration and drying；In step
With excessive boron source and source metal and source of ammonium preparation raw material in rapid S1；Reaction of the liner for polytetrafluoroethylene (PTFE) is used in step s3
Kettle；Step 4 the resulting product is washed repeatedly with deionized water to remove excessive boron source in step S5；Most afterwards through described
Filter and the step S6 of drying obtains metal boron ammonium phosphate salt anti-flaming smoke-inhibiting agent.
10. a kind of flame-retardant smoke inhibition wood plastic composite with metal boron ammonium phosphate salt according to claim 9, its feature
It is：Boron source in step S1 is boric acid, and the source of ammonium is (NH4)2HPO4, the source metal is metal oxide or metal salt,
The molar ratio of metallic element and P elements is more than or equal to 1 in the step S1:4 and less than or equal to 1:1；Boron element and P elements
Molar ratio is more than or equal to 3:1 and less than or equal to 8:1；Deionized water and the molar ratio of P elements are more than or equal to 5:1 and it is less than or equal to
10:1；The temperature value range of isoperibol is 100 DEG C~220 DEG C in the step S3, the reaction time in the step S3
For 1~5 day.
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| CN108467600A (en) * | 2018-03-16 | 2018-08-31 | 江苏肯帝亚木业有限公司 | A kind of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood and plastic composite preparation method for material |
| CN108586860A (en) * | 2018-03-16 | 2018-09-28 | 江苏肯帝亚木业有限公司 | A kind of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood and plastic composite material formula |
| CN113388212A (en) * | 2021-05-28 | 2021-09-14 | 山东宜居新材料科技有限公司 | Efficient flame-retardant ecological floor and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108467600A (en) * | 2018-03-16 | 2018-08-31 | 江苏肯帝亚木业有限公司 | A kind of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood and plastic composite preparation method for material |
| CN108586860A (en) * | 2018-03-16 | 2018-09-28 | 江苏肯帝亚木业有限公司 | A kind of metal boron ammonium phosphate salt flame-retardant smoke inhibition wood and plastic composite material formula |
| CN113388212A (en) * | 2021-05-28 | 2021-09-14 | 山东宜居新材料科技有限公司 | Efficient flame-retardant ecological floor and preparation method thereof |
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