CN108440955A - Continuous lod fire-retardant nylon composite material and preparation method and application - Google Patents
Continuous lod fire-retardant nylon composite material and preparation method and application Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/0405—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres
- C08J5/043—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres with glass fibres
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/0405—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/0405—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres
- C08J5/041—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres with metal fibres
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/0405—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres
- C08J5/042—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres with carbon fibres
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
- C08J2377/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
- C08J2377/06—Polyamides derived from polyamines and polycarboxylic acids
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2477/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
- C08J2477/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
Abstract
The invention discloses a kind of continuous lod fire-retardant nylon composite materials, in parts by weight, including component：80 140 parts of fiber, 100 parts of nylon resin, 10 30 parts of fire retardant, 0.5 5.0 parts of coupling agent, 0.5 3.0 parts of lubricant, 0.5 2.0 parts of antioxidant, the tensile strength of the continuous lod fire-retardant nylon composite material has reached 440MPa or more, reaches as high as 540MPa；Its bending strength has reached 480MPa or more, reaches as high as 600MPa；Proportion is 1.96 hereinafter, minimum proportion is 1.18；The preparation method of continuous lod fire-retardant nylon composite material is also proposed, including：Fiber is sent into and infiltrates die head, melt blend is made in nylon resin, fire retardant, coupling agent, lubricant and antioxidant, and melt blend is sent into infiltration die head, penetrates into simultaneously covered fiber, then through cooling, calendering, traction, winding, obtain product.In addition, it is also proposed that application of the continuous lod fire-retardant nylon composite material in terms of high ferro roof panel for vehicle, trim panel, electric control cabinet or goods stock babinet.
Description
Technical field
The present invention relates to the present invention relates to field of material technology is belonged to, more particularly to a kind of fire-retardant Buddhist nun of continuous lod
Imperial composite material and preparation method and application.
Background technology
With the development of China's high ferro vehicle equipment technology, high speed safe, comfortable, energy saving becomes important developing direction.Especially
It is the research of power-saving technology, significant for reducing high ferro operation cost.Therefore.Vehicle lightweight is vehicle energy saving in running
Fundamental way.High ferro will be become using high-strength light material substitution metal material and equip light-weighted important directions.
Continuous fibre reinforced nylon has many advantages, such as high strength and modulus, high temperature resistant.It can be used for automobile, rail traffic vehicles
And struction machine structures component realizes that vehicle equips lightweight to mould Dai Gang.Thermosetting composite carbon fiber material also has commodity
Change.But that there are post formings is more difficult for thermosetting composite carbon fiber material, not recoverable, poor fire, resistant of high or low temperature
The disadvantages in the majority such as energy difference.High ferro vehicle is high, light-weight outer with material except desired strength, and to its anti-flammability, burn smoke density and poison
Property have very high requirement, in order to avoid fire occur when, personnel are not by smog death by suffocation.
Invention content
To meet, high ferro vehicle equips lightweight and to the flame-proof environmental protection requirement of material, the present invention proposes a kind of continuous fiber
Enhance fire-retardant nylon composite material and preparation method and its application.
The technical problem of the present invention is resolved by technical solution below：A kind of continuous lod fire-retardant nylon is multiple
Condensation material, in parts by weight, including component：80-140 parts of fiber, 100 parts of nylon resin, 10-30 parts fire-retardant
Agent, 0.5-5.0 parts of coupling agent, 0.5-3.0 parts of lubricant, 0.5-2.0 parts of antioxidant.
Preferably, the fiber includes one in glass fiber, carbon fiber, basalt fiber, aramid fiber, metal fibre interlacement
Kind is a variety of.
Preferably, the nylon resin include PA6, PA66, PA612, PA610, PA46, PA10T, PA9T, PA11,
It is one or more in PA12, PA6T or branched PA6.
Preferably, the inherent viscosity of the nylon resin is 1.5~3.5.
Preferably, the fire retardant is halogen-free flame retardants, and the halogen-free flame retardants includes nitrogen system MCA, nitrogen phosphorus system 1313 or
It is one or more in nitrogen phosphorus system 1440.
Preferably, the coupling agent is silane coupling agent, and the silane coupling agent includes in KH550, KH560, KH570
It is one or more.
Preferably, the oxidant includes primary oxidant and auxiliary oxidant；Wherein, the primary antioxidant is Hinered phenols
Object is closed, the hindered phenol compound includes one or more in antioxidant 1098, antioxidant 1076, antioxidant 1010, institute
It is phosphorus-containing compound to state auxiliary anti-oxidant, and the phosphorus-containing compound includes one in irgasfos 168, antioxidant 618, antioxidant 626
Kind is a variety of.
Preferably, the lubricant includes one or both of pentaerythritol ester, erucyl amide, silicone, EBS.
Further it is proposed that the preparation method of above-mentioned continuous lod fire-retardant nylon composite material, including：It will be fine
Dimension is continuously introduced into infiltration die head；Nylon resin, fire retardant, coupling agent, lubricant and antioxidant are mixed through double screw extruder and are squeezed
Go out to obtain melt blend, the melt blend be sent into the infiltration die head, penetrates into and coat the fiber, after through cold
But, roll, draw, winding, obtaining the continuous lod fire-retardant nylon composite sheet.
Preferably, the temperature through double screw extruder mixing is 240-300 DEG C, screw speed 400-600rpm,
The speed for squeezing out the melt blend is 1-6kg/min, and the temperature of the infiltration die head is 250-320 DEG C, the traction
Speed is 2-10m/min.
In preferred embodiments, above-mentioned preparation method further includes by the continuous lod fire-retardant nylon composite sheet
Material continuous mould pressing is molded, and obtains composite board, the technique of the compression molding includes：It it is 180-220 DEG C in temperature, pressure is
20-60min is preheated under conditions of 0.5-1.5MPa；It is 220-300 DEG C in temperature, under conditions of pressure is 1.0-3.0MPa, mould
Press 1-3h；Under the conditions of pressure is 1.0-3.0MPa, cooling 20-60min sizings.
In preferred embodiments, the continuous lod fire-retardant nylon composite sheet includes glass/PA6, carbon fiber
Dimension/PA6, basalt fiber/PA6, aramid fiber/PA6 and/or metallic fiber/PA6 composite sheets are laid between the composite sheet folded
Layer angle includes 30 °, -30 °, 45 °, -45 °, 60 °, -60 ° or 90 ° each other, and the laying number of plies of the composite sheet is 2-30
Layer.
The invention also provides any of the above-described continuous lod fire-retardant nylon composite material high ferro roof panel for vehicle,
Application in terms of trim panel, electric control cabinet or goods stock babinet.
The beneficial effect of the present invention compared with the prior art includes：Continuous lod fire-retardant nylon composite material, by weight
It measures number to calculate, including component：80-140 parts of fiber, 100 parts of nylon resin, 10-30 parts of fire retardant, 0.5-5.0 parts
Coupling agent, 0.5-3.0 parts of lubricant, 0.5-2.0 parts of antioxidant, under the collective effect of each component, the continuous fiber
The tensile strength of enhancing fire-retardant nylon composite material has reached 440MPa or more, reaches as high as 640MPa；Its bending strength reaches
480MPa or more, reaches as high as 600MPa；1.96 hereinafter, minimum proportion is 1.18, other performance tests also all accord with proportion
Relevant criterion is closed.
Specific implementation mode
The following further describes the present invention in combination with preferred embodiments.
It should be noted that continuous lod fire-retardant nylon composite material prepared by above-described embodiment 1-6 is unidirectional piece
Material.It is known as the unidirectional sheet material of glass, such as the unidirectional sheet material A of glass, the unidirectional sheet material of glass by unidirectional sheet material prepared by raw material of glass
B, the unidirectional sheet material C of glass；It is known as military profound one-way fiber sheet material, such as military profound fibre by unidirectional sheet material prepared by raw material of military profound fiber
Tie up unidirectional sheet material D；It is known as carbon fiber one-way sheet material, such as carbon fiber one-way sheet material by unidirectional sheet material prepared by raw material of carbon fiber
E；With metal fibre interlacement, such as stainless steel fibre knitmesh lattice fabric, the sheet material of preparation is known as metallic fiber composite sheet, such as
Metallic fiber composite sheet F.
Raw material used in the present invention can domestic procurement.Glass：2400tex, Chongqing Polycomp International Corporation, carbon fiber
Dimension：12k, T700, Jiangsu Heng Shen limited liability companies, basalt fiber：Electric Black Warrior Shi Xian Co., Ltds are stepped in 2400tex, Zhengzhou, gold
Belong to fabric：1700, Shenzhen Guang Rui new materials Co., Ltd, PA6:Inherent viscosity 2.5, Ba Ling petro-chemical corporations, branched PA6：
Inherent viscosity 1.8, Zhuzhou epoch new material science and technology joint-stock company, PA66：Inherent viscosity 2.7, table mountain Shen Ma group companies,
PA11、PA12：Inherent viscosity 2.5, German Degussa, PA10T：Inherent viscosity 2.1, Guangzhou golden hair science and technology joint-stock company, nitrogen system
Fire retardant MCA, Sichuan fine chemistry industry research institute, phosphorus-nitrogen containing flame retardant：1313,1440, He Niweier.It other nylon resins and helps
Agent is commercially available.
Embodiment 1
A kind of continuous lod fire-retardant nylon composite material, including component：The branched PA6 of 7.0kg PA6,2.0kg,
1.0kg PA11,2.5kg fire retardant 1313,0.1kg coupling agents KH550,70g antioxidant 1076,30g irgasfos 168s, 60g seasons
Doutrate, 40g silicone, 12.8kg glasses.
Based on above-described embodiment, the present embodiment further includes the preparation side of above-mentioned continuous lod fire-retardant nylon composite material
Method：The glass of said components is continuously introduced into infiltration to get to know, by other components through double screw extruder temperature be 240 DEG C at mix
It closes to squeeze out and obtains melt blend, wherein screw speed 500rpm, extruded velocity 2kg/min；By the melt blend
It is sent into the infiltration die head (it is 260 DEG C wherein to infiltrate the temperature got to know), penetrates into and coats the glass, through being cooled into glass
The unidirectional sheet materials of fibre/PA6, then through calendering, traction, winding, obtain the unidirectional sheet material A of glass/PA6 that glass fiber content is 50%, wherein
The hauling speed of the glass tow is 2m/min.
Embodiment 2
The present embodiment and embodiment 1 difference lies in：In the preparation method of continuous lod fire-retardant nylon composite material
Middle glass tow hauling speed is 3m/min, obtains the unidirectional sheet material B of glass/PA6 that glass fiber content is 67%.
Embodiment 3
A kind of continuous lod fire-retardant nylon composite material, including component：The branched PA6 of 7.0kg PA66,2.0kg,
1.0kg PA12,2.5kg fire retardant 1313,0.1kg coupling agents KH560,70g irgasfos 168,60g pentaerythritol esters, 40g silicon
Ketone, 12.8kg glasses.
Based on above-described embodiment, the present embodiment further includes the preparation side of above-mentioned continuous lod fire-retardant nylon composite material
Method：The glass of said components is continuously introduced into infiltration to get to know, by other components through double screw extruder temperature be 250 DEG C at mix
It closes to squeeze out and obtains melt blend, wherein screw speed 500rpm, the speed for squeezing out solution mixtures are 2kg/min；By institute
It states melt blend and is sent into the infiltration die head (it is 285 DEG C wherein to infiltrate the temperature got to know), penetrate into and coat the glass, pass through
The unidirectional sheet materials of glass/PA6 are cooled into, then through calendering, traction, winding, it is unidirectional to obtain glass/PA6 that glass fiber content is 50%
Sheet material C, wherein the hauling speed of the glass tow is 2m/min.
Embodiment 4
A kind of continuous lod fire-retardant nylon composite material, including component：The branched PA6 of 7.0kg PA6,2.0kg,
1.0kg PA11,2.5kg fire retardant 1313,0.1kg coupling agents KH550,70g antioxidant 1076,30g irgasfos 168s, 60g seasons
Doutrate, 40g silicone, 12.8kg basalt fibers.
Based on above-described embodiment, the present embodiment further includes the preparation side of above-mentioned continuous lod fire-retardant nylon composite material
Method, other than component difference, this method is identical as the method for embodiment 3 and other process conditions, obtains basalt fiber content
For the 50% unidirectional sheet material D of basalt fiber/PA6.
Embodiment 5
A kind of continuous lod fire-retardant nylon composite material, including component：The branched PA6 of 7.0kg PA6,2.0kg,
1.0kg PA612,2.5kg fire retardant 1313,0.1kg coupling agents KH550,70g antioxidant 1076,30g irgasfos 168s, 60g seasons
Doutrate, 40g silicone, 12.8kg carbon fibers.
Based on above-described embodiment, the present embodiment further includes the preparation side of above-mentioned continuous lod fire-retardant nylon composite material
Method：The carbon fibers of said components is sent into infiltration to get to know, by other components through double screw extruder be 260 DEG C in temperature at mix
Extrusion obtains melt blend, wherein the speed of screw speed 500rpm, melt extrusion mixture are 2kg/min；It will be described
Melt blend is sent into the infiltration die head (it is 280 DEG C wherein to infiltrate the temperature got to know), penetrates into and coats the carbon fiber, pass through
It is cooled into sheet material, again through calendering, traction, winding, obtains the unidirectional sheet material E of carbon fiber/PA6 that carbon fiber content is 50%,
In, the hauling speed of the carbon fibre tow is 2m/min.
Embodiment 6
A kind of continuous lod fire-retardant nylon composite material, including component：The branched PA6 of 7.0kg PA6,2.0kg,
1.0kg PA12,2.5kg fire retardant 1313,0.1kg coupling agents KH550,70g antioxidant 1076,30g irgasfos 168s, 60g seasons
Doutrate, 40g silicone, 12.8kg stainless steel fibre fabric (resin compounds：Metallic fiber is 1:1).
The present embodiment further includes the preparation method of above-mentioned continuous lod fire-retardant nylon composite material, except component is different,
Other process conditions are identical as in embodiment 1, obtain metallic fiber/PA6 composite sheets F of metal fiber content 50%.
The invention also includes the unidirectional sheet materials for preparing above-described embodiment to prepare composite board through continuous mould pressing, and citing is such as
Under：
Embodiment 7
Sheet material A is carried out 90 DEG C and is alternately laid with 12 layers, the composite board 1 of 600 × 600 × 4mm is obtained through molding.It is molded
Moulding process is as follows：
Sheet material A is cut into 600 × 600mm, 90 DEG C are alternately laid with 12 layers, are put into mold and carry out compression molding.It is examined by standard
Ergometry performance, hot property, flame retardant property.Its mould pressing process includes preheating, molding, cooling and shaping, and preferred process conditions are such as
Under：
Preheating temperature is 200 DEG C, preheating pressure 1.0MPa, preheating time 30min；
Molding temperature is 260 DEG C, pressure 1.5MPa, and clamp time is 1.5 hours,
Cooling and shaping pressure be 1.5MPa, cooling time 30min.
Embodiment 8
With embodiment 7 difference lies in：Sheet material A is carried out 45 DEG C and is alternately laid with 12 layers, finally obtains composite board 2.
Embodiment 9
With embodiment 7 difference lies in：It takes sheet material B to carry out 90 DEG C and is alternately laid with 12 layers, finally obtain composite board 3.
Embodiment 10
It takes sheet material C to carry out 90 DEG C and is alternately laid with 12 layers of molding.Its mould pressing process is as follows：
Preheating temperature：210 DEG C, pressure 1.0MPa, time 30min,
Molding temperature：270 DEG C, pressure：1.5MPa, clamp time：1.5 hours,
Cooling and shaping pressure 1.5MPa, cooling time：30min, finally obtain composite board 4.
Embodiment 11
With embodiment 7 difference lies in：It takes sheet material D to carry out 90 DEG C and is alternately laid with 12 layers of molding, finally obtain composite board
5。
Embodiment 12
With embodiment 7 difference lies in：It takes sheet material E to carry out 90 DEG C and is alternately laid with 12 layers of molding, finally obtain composite board
6。
Embodiment 13
With embodiment 7 difference lies in：It is 3 to take sheet material A and the compound layings of sheet material E, laying ratio:1,90 DEG C is alternately laid with 12
Layer molding, finally obtains composite board 7.
Embodiment 14
With embodiment 7 difference lies in：It is 4 to take sheet material A and the compound layings of sheet material F, laying ratio:1,90 DEG C is alternately laid with 10
Layer molding, finally obtains composite board 8.
Embodiment 15
With embodiment 7 difference lies in：It is 3 to take sheet material E and the compound layings of sheet material C, laying ratio:1,90 DEG C is alternately laid with 12
Layer molding.Its technique and detection are identical as example 1, finally obtain composite board 9.
Embodiment 16
With embodiment 7 difference lies in：It is 4 to take sheet material E and the compound layings of sheet material F, laying ratio:1,90 DEG C is alternately laid with 10
Layer molding, finally obtains composite board 10.
Composite board 1-10 the performance test results prepared by embodiment 7-16 are as shown in table 1.
Composite board 1-10 performance detections in the present invention include mechanical property, hot property, flame retardant property (oxygen index (OI), easily
Fire grade, grade of smoldering, flue gas toxity coefficient).
Composite board performance test of the present invention is executed by following standard：
Tensile strength (MPa)：ASTM D638-2014；
Bending strength (MPa)：ASTM D790-2007；
Bending modulus (MPa)：ASTM D790-2007；
Notch impact strength (kJ/m2)：ASTM D756-1993；
Heat distortion temperature (DEG C)：ASTMD648
Anti-flammability DIN5510-2:2009-05
1 continuous lod flame-proof PA 6 composite board performance of table
From table 1 it follows that composite board 1-10 all has preferable mechanical property, wherein composite board 8 and 10
Mechanical property is more preferable than the mechanical property of composite board 1-7 and 9, illustrates glass/metal fiber reinforced nylon composite board and carbon
The mechanical property of fiber/metallic fiber composite enhancement nylon composite board is more preferable.From a cost perspective, fine with glass and metal
Dimension, which is composite board prepared by raw material, has higher cost performance；The anti-flammability of composite board used meets DIN5510-2:
Structure member standard in 2009-05, wherein the FED values of the composite board prepared using basalt fiber as raw material are minimum, FED
Value is 0.4.The proportion of composite board 1-10 is all relatively low, wherein the proportion of the composite board prepared using carbon fiber as raw material is most
It is low, it is 1.18.Therefore, continuous lod fire-retardant nylon composite material of the invention is the light-weighted ideal material of high ferro vehicle
Material.
Composite board thickness in the present invention is designed as 2-10mm, and ply angles and thickness are selected according to purposes.As vehicle
Top plate and goods stock tank material, it is composite board prepared by raw material that glass and metallic fiber, which may be selected, and thickness is
10mm has the characteristics that high intensity, low-gravity by the composite board of raw material of glass；Using glass and metal fibre interlacement as raw material
Composite board have higher intensity and modulus, have the addition of metal fibre interlacement, the intensity and mould of composite board can be improved
Amount, but the proportion of material can increased, and therefore, in same intensity requirement, can manufacture relatively thin plank.As vehicle
Liner uses, and glass fiber composite board material or glass, carbon fiber composite board may be selected, and thickness 2-3mm has intensity height, matter
Measure light feature；It is used as electrical equipment control cabinet, glass fiber composite board material or glass, carbon fiber composite board may be selected, it is also optional
Glass, metal fibre interlacement composite board are selected, thickness 2-4mm has the characteristics that high-strength light.
The continuous lod fire-retardant nylon composite board of the present invention has high intensity, high rigidity, good flame resistance, smoke density
The features such as low, light weight, be the ideal material of automobile body lightweight.
The invention also includes any of the above-described continuous lod fire-retardant nylon composite materials in high ferro roof panel for vehicle, interior
Application in terms of plaque, electric control cabinet or goods stock babinet.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
The specific implementation of the present invention is confined to these explanations.For those skilled in the art to which the present invention belongs, it is not taking off
Under the premise of from present inventive concept, several equivalent substitute or obvious modifications can also be made, and performance or use is identical, all answered
When being considered as belonging to protection scope of the present invention.
Claims (10)
1. a kind of continuous lod fire-retardant nylon composite material, which is characterized in that in parts by weight, including component：80-
140 parts of fiber, 100 parts of nylon resin, 10-30 parts of fire retardant, 0.5-5.0 parts of coupling agent, 0.5-3.0 parts of lubrication
Agent, 0.5-2.0 parts of antioxidant.
2. continuous lod fire-retardant nylon composite material as described in claim 1, which is characterized in that the fiber includes glass
It is one or more in fiber, carbon fiber, basalt fiber, aramid fiber, metal fibre interlacement.
3. continuous lod fire-retardant nylon composite material as described in claim 1, which is characterized in that the nylon resin packet
Include it is one or more in PA6, PA66, PA612, PA610, PA46, PA10T, PA9T, PA11, PA12, PA6T or branched PA6,
The inherent viscosity of the nylon resin is 1.5~3.5.
4. continuous lod fire-retardant nylon composite material as described in claim 1, which is characterized in that the fire retardant is nothing
It is one or more in halogen fire retardant, including nitrogen system MCA, nitrogen phosphorus system 1313 or nitrogen phosphorus system 1440.
5. continuous lod fire-retardant nylon composite material as described in claim 1, which is characterized in that the coupling agent is silicon
Alkane coupling agent, the silane coupling agent include one or more in KH550, KH560, KH570.
6. a kind of preparation method of any continuous lod fire-retardant nylon composite materials of claim 1-5, feature exist
In, including：Fiber is sent into infiltration die head, nylon resin, fire retardant, coupling agent, lubricant and antioxidant are through twin-screw extrusion
Machine mixing, which squeezes out, obtains melt blend, and the melt blend is sent into the infiltration die head, penetrates into and coat the fiber,
After through cooling, calendering, traction, winding, obtain the continuous lod fire-retardant nylon compound sheet material.
7. preparation method as claimed in claim 6, which is characterized in that the temperature through double screw extruder mixing is 240-
300 DEG C, screw speed 400-600rpm, the speed for squeezing out the melt blend is 1-6kg/min, the infiltration die head
Temperature is 250-320 DEG C, and the speed of the traction is 2-10m/min.
8. preparation method as claimed in claim 6, which is characterized in that further include answering the continuous lod fire-retardant nylon
The molding of sheet material continuous mould pressing is closed, obtains composite board, the technique of the compression molding includes：It is 180-220 DEG C in temperature, pressure
To preheat 20-60min under conditions of 0.5-1.5MPa；It is 220-300 DEG C in temperature, under conditions of pressure is 1.0-3.0MPa,
It is molded 1-3h；Under the conditions of pressure is 1.0-3.0MPa, cooling 20-60min sizings.
9. preparation method as claimed in claim 8, which is characterized in that the continuous lod fire-retardant nylon composite sheet packet
Glass/PA6, carbon fiber/PA6, basalt fiber/PA6, aramid fiber/PA6 and/or metallic fiber/PA6 composite sheets are included, it is described compound
It includes 30 °, -30 °, 45 °, -45 °, 60 °, -60 ° or 90 ° each other that lamination angle is laid between sheet material, the composite sheet
It is 2-30 layers to be laid with the number of plies.
10. one kind as described in claim 1-5 is any continuous lod fire-retardant nylon composite material in high ferro roof panel for vehicle, interior
Application in terms of plaque, electric control cabinet or goods stock babinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810350503.XA CN108440955A (en) | 2018-04-18 | 2018-04-18 | Continuous lod fire-retardant nylon composite material and preparation method and application |
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| CN201810350503.XA CN108440955A (en) | 2018-04-18 | 2018-04-18 | Continuous lod fire-retardant nylon composite material and preparation method and application |
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| CN (1) | CN108440955A (en) |
Cited By (2)
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| CN111171557A (en) * | 2020-01-14 | 2020-05-19 | 株洲时代工程塑料科技有限责任公司 | Continuous fiber reinforced polyamide composite material and preparation method and application thereof |
| CN112029270A (en) * | 2020-08-25 | 2020-12-04 | 中广核俊尔(浙江)新材料有限公司 | Continuous glass fiber reinforced nylon 6 composite material suitable for preparing arrow and bow sheet and preparation method and application thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111171557A (en) * | 2020-01-14 | 2020-05-19 | 株洲时代工程塑料科技有限责任公司 | Continuous fiber reinforced polyamide composite material and preparation method and application thereof |
| CN112029270A (en) * | 2020-08-25 | 2020-12-04 | 中广核俊尔(浙江)新材料有限公司 | Continuous glass fiber reinforced nylon 6 composite material suitable for preparing arrow and bow sheet and preparation method and application thereof |
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