CN110305477A - The ageing-resistant halogen-free fire-retarding reinforced polyamide composite material and preparation method of high temperature resistant - Google Patents
The ageing-resistant halogen-free fire-retarding reinforced polyamide composite material and preparation method of high temperature resistant Download PDFInfo
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- CN110305477A CN110305477A CN201910561649.3A CN201910561649A CN110305477A CN 110305477 A CN110305477 A CN 110305477A CN 201910561649 A CN201910561649 A CN 201910561649A CN 110305477 A CN110305477 A CN 110305477A
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- 239000004952 Polyamide Substances 0.000 title claims abstract description 83
- 229920002647 polyamide Polymers 0.000 title claims abstract description 83
- 230000032683 aging Effects 0.000 title claims abstract description 44
- 239000002131 composite material Substances 0.000 title claims abstract description 38
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 239000003063 flame retardant Substances 0.000 claims abstract description 69
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 46
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 46
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000000463 material Substances 0.000 claims abstract description 31
- 239000007822 coupling agent Substances 0.000 claims abstract description 29
- 239000004594 Masterbatch (MB) Substances 0.000 claims abstract description 26
- 239000011521 glass Substances 0.000 claims abstract description 24
- 239000000314 lubricant Substances 0.000 claims abstract description 23
- 239000002994 raw material Substances 0.000 claims abstract description 16
- 238000002156 mixing Methods 0.000 claims abstract description 7
- 238000001125 extrusion Methods 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 23
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical class O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 claims description 16
- LEHFSLREWWMLPU-UHFFFAOYSA-B zirconium(4+);tetraphosphate Chemical class [Zr+4].[Zr+4].[Zr+4].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LEHFSLREWWMLPU-UHFFFAOYSA-B 0.000 claims description 15
- 239000004677 Nylon Substances 0.000 claims description 13
- 229920001778 nylon Polymers 0.000 claims description 13
- 229910052782 aluminium Inorganic materials 0.000 claims description 12
- 125000004177 diethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 11
- 229920000877 Melamine resin Polymers 0.000 claims description 10
- 229920000388 Polyphosphate Polymers 0.000 claims description 10
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 10
- 239000001205 polyphosphate Substances 0.000 claims description 10
- 235000011176 polyphosphates Nutrition 0.000 claims description 10
- 230000002195 synergetic effect Effects 0.000 claims description 9
- 229910000166 zirconium phosphate Inorganic materials 0.000 claims description 9
- 238000005469 granulation Methods 0.000 claims description 8
- 230000003179 granulation Effects 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 7
- 239000003365 glass fiber Substances 0.000 claims description 7
- 238000002844 melting Methods 0.000 claims description 7
- 230000008018 melting Effects 0.000 claims description 7
- -1 potassium halide Chemical class 0.000 claims description 6
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 4
- 150000001408 amides Chemical class 0.000 claims description 4
- 150000004820 halides Chemical class 0.000 claims description 4
- 239000012044 organic layer Substances 0.000 claims description 4
- UEZVMMHDMIWARA-UHFFFAOYSA-M phosphonate Chemical compound [O-]P(=O)=O UEZVMMHDMIWARA-UHFFFAOYSA-M 0.000 claims description 4
- 239000011591 potassium Substances 0.000 claims description 4
- 229910052700 potassium Inorganic materials 0.000 claims description 4
- 235000006708 antioxidants Nutrition 0.000 claims 5
- 238000000034 method Methods 0.000 abstract description 10
- 239000000779 smoke Substances 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 239000008187 granular material Substances 0.000 abstract description 5
- 238000002485 combustion reaction Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 238000007796 conventional method Methods 0.000 abstract description 3
- 238000000354 decomposition reaction Methods 0.000 abstract description 3
- 239000006185 dispersion Substances 0.000 abstract description 3
- 230000001788 irregular Effects 0.000 abstract description 3
- 239000002861 polymer material Substances 0.000 abstract description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 229910052736 halogen Inorganic materials 0.000 description 4
- 150000002367 halogens Chemical class 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 229920000137 polyphosphoric acid Polymers 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- OKOBUGCCXMIKDM-UHFFFAOYSA-N Irganox 1098 Chemical group CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)NCCCCCCNC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 OKOBUGCCXMIKDM-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 125000003368 amide group Chemical group 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229920006351 engineering plastic Polymers 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000005213 imbibition Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 2
- 239000000347 magnesium hydroxide Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- ACVYVLVWPXVTIT-UHFFFAOYSA-N phosphinic acid Chemical class O[PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-N 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 230000000979 retarding effect Effects 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 101100501135 Escherichia coli O157:H7 ehaG gene Proteins 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229920003189 Nylon 4,6 Polymers 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- WUUZKBJEUBFVMV-UHFFFAOYSA-N copper molybdenum Chemical compound [Cu].[Mo] WUUZKBJEUBFVMV-UHFFFAOYSA-N 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000012777 electrically insulating material Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052816 inorganic phosphate Inorganic materials 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 238000005580 one pot reaction Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000007151 ring opening polymerisation reaction Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000001338 self-assembly Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Classifications
-
- 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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
-
- 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
-
- 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
-
- 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
- C08K2003/2255—Oxides; Hydroxides of metals of molybdenum
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/328—Phosphates of heavy metals
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/22—Halogen free composition
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention belongs to technical field of polymer materials, the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material and preparation method of high temperature resistant is provided, raw material is by weight, it include: 0-60 parts of polyamide, 20-50 parts of glass, 20-40 parts of halogen-free flame-retardant master batch, 1-4 parts of coupling agent, 0.5-2 parts of lubricant, 0.5-3 parts of antioxidant；Pass through the preparation of fire-retardant master granule, be directly added into effective solution conventional method fire retardant high-temperature mixing squeeze out in fire retardant decomposition failure and fire retardant dispersion it is irregular, the fire retardant of appearance is precipitated, flame retardant effect is unstable, smoke density is big in combustion process or process, inorganic fire retardants and the poor problem of the compatibility of polyamide material, it is surveyed by hydraulic metering pump from Section four of double-screw extruder screw and feeds the metered coupling agent of mouth, coupling agent is solved from the readily volatilized returning charge of main spout and blanking occur unstable, production loose material quality is caused to have the problem of fluctuation.
Description
Technical field
The invention belongs to technical field of polymer materials, and in particular to the ageing-resistant halogen-free fire-retarding reinforced polyamide of high temperature resistant is multiple
Condensation material and preparation method thereof.
Background technique
Reinforced polyamide is a kind of engineering plastics that function admirable dosage is big, but its inflammability again limits in each field
It promotes.As people become head to fire-retardant and environmentally friendly attention, halogen-free flameproof and the fire retardant for not occurring being precipitated harmful substance
Choosing produces halogen-free fire-retarding reinforced polyamide.
The common fire retardant of existing market has the close ammonium of red phosphorus, polyphosphoric acid, organic hypophosphites and magnesium hydroxide.It is with red phosphorus
Fire retardant advantage is that flame retarding efficiency is high, and additive amount is few, thus small on product properties influence, major defect is product except appearance is dark red
Outside, release harmful substance is possible in processing and hot and humid environment, and corrosion products, Sony and Panasonic Corporation are successively opened
The disabling that begins red phosphorus, Apple Inc. also limit red phosphorus.The close ammonium of polyphosphoric acid (MPP) is that fire retardant advantage is that color is good, green
Environmental protection, major defect are that processing temperature cannot be too high.Magnesium hydroxide needs additive amount very great talent fire-retardant, causes product properties serious
Decline.Organic hypophosphites properties are all preferable, but price is too high, the compatibility of inorganic fire retardants and polyamide material compared with
Difference.
Patent 201610421749.2 discloses a kind of 6 composite material and preparation method of halogen-free flame-retardant reinforced nylon, should
Method is using long fiber reinforced in process to the abrasion of equipment than more serious, and the length of glass and dispersed homogeneous degree are not
Easily control.
Summary of the invention
The invention reside in the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of high temperature resistant is provided, raw material by weight, is wrapped
It includes: 0-60 parts of kymene, 20-50 parts of glass, 20-40 parts of halogen-free flame-retardant master batch, 1-4 parts of coupling agent, 0.5-2 parts of lubricant, resisting
0.5-3 parts of oxidant.
Preferably, the polyamide includes the mixture of one or more of PA66, PPA, the polyamide it is opposite
Viscosity is 2.15-2.8.
Preferably, the glass is alkali-free short glass fiber, short 7-11 microns of filament diameter of fibre, length 3-4.5 milli
Rice.
Preferably, the antioxidant includes cuprous halide, potassium halide, space hindered phenol antioxidant and phosphonate synergy
The mixture of one or more of mixture.
Preferably, the preparation of the halogen-free flame-retardant master batch includes the following steps:
Step A: the hyperbranched height for taking 28 parts by weight viscosity to be 1.5 flows nylon, the diethyl hypo-aluminum orthophosphate of 50 parts by weight, 10
The melamine polyphosphates of parts by weight, 5 parts by weight synergistic flame retardant bedded zirconium phosphates, 5 parts by weight antismoke agent molybdenum trioxides, 1 weight
Part coupling agent N-β-(aminoethyl)-γ-aminopropyl trimethoxysilane, 0.5 parts by weight antioxidant, 0.5 parts by weight profit
Lubrication prescription is placed in plasticizing in birotor mixer and is kneaded uniformly,
Step B: it is fed into single screw extrusion machine after the material in step A is kneaded uniformly and obtains halogen-free flame-retardant master batch.
Preferably, the basic zirconium phosphate in the step A is organic layer basic zirconium phosphate, and partial size D50 is 10 microns.
Preferably, the molybdenum trioxide partial size D90 in the step A is 5 microns.
Preferably, four area's temperature of the birotor mixer in the step A be respectively set to 180 degrees Celsius, it is 200 Celsius
Degree, 230 degrees Celsius and 230 degrees Celsius, mixing time are 3 minutes, and the revolving speed of birotor mixer is 200-300r/min.
Preferably, the revolving speed of single screw extrusion machine is set as 200-300r/min in the step B.
The ageing-resistant halogen-free fire-retarding reinforced polyamide composite material and preparation method thereof of high temperature resistant, includes the following steps:
Polyamide, lubricant, antioxidant: being placed in high-speed mixer be uniformly mixed by weight by step S1,
Step S2: the mixed material from the metered step S1 of twin-screw extrusion owner's spout,
Step S3: being surveyed from Section four of double-screw extruder screw using hydraulic metering pump and feed the metered coupling agent of mouth,
Step S4: by Section of six metered halogen-free flame-retardant master batch of side feed mouth of double-screw extruder screw,
Step S5: surveying from Section seven of double-screw extruder screw and feed the metered glass of mouth,
Step S6: setting double screw extruder vacuum degree -1.0-0.6MPa, at 200-300 DEG C melting extrusion, cooling,
Granulation obtains the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of high temperature resistant.
Compared with prior art, the beneficial effects of the present invention are: by the preparation of fire-retardant master granule, effective solution is often
Be directly added into rule method fire retardant high-temperature mixing squeeze out in fire retardant decomposition failure and fire retardant dispersion it is irregular, appearance it is fire-retardant
Agent precipitation, flame retardant effect be unstable, smoke density is big in combustion process or process, the phase of inorganic fire retardants and polyamide material
The poor problem of capacitive is surveyed from Section four of double-screw extruder screw by hydraulic metering pump and feeds the metered coupling agent of mouth, solution
Having determined, coupling agent is from the readily volatilized returning charge of main spout and blanking occur unstable, and causing to produce loose material quality has fluctuation
The problem of.
Detailed description of the invention
Fig. 1 is process flow diagram of the invention；
Fig. 2 is the production procedure schematic diagram of halogen-free flame-retardant master batch of the invention；
Specific embodiment
Below in conjunction with the attached drawing in inventive embodiments, the technical solution in inventive embodiments is carried out clearly and completely
Description, it is clear that described embodiment is only invention a part of the embodiment, instead of all the embodiments, based in invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts,
Belong to the range of invention protection.
Embodiment 1
Fig. 1 and Fig. 2 are please referred to, the present invention provides the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of high temperature resistant, raw material
By weight, comprising: 0-60 parts of kymene, 20-50 parts of glass, 20-40 parts of halogen-free flame-retardant master batch, 1-4 parts of coupling agent, lubrication
0.5-2 parts of agent, 0.5-3 parts of antioxidant.
Further, the polyamide includes the mixture of one or more of PA66, PPA, the phase of the polyamide
It is 2.15-2.8 to viscosity.
In the present embodiment, polyamide is commonly called as nylon, it is in macromolecular main chain repetitive unit containing amide group
The general name of high polymer, polyamide can be made by interior acid amide ring-opening polymerisation, can also be obtained by diamine and binary acid polycondensation etc., polyamides
The master link that amine refers to contains the high polymer of polar amide groups, is initially used as the raw material of manufacture fiber, later since PA has by force
Tough, wear-resisting, self-lubricating, use temperature range are wide as widely used a kind of engineering plastics in industry at present, and PA is widely used for
Instead of copper, non-ferrous metal production machinery, chemical industry, electric parts, as diesel engine fuel pump gear, water pump, high-pressure seal ring,
Petroleum pipeline etc. has excellent mechanical property, and the high mechanical strength of nylon, good toughness, self-lubricity, rub resistance are good, nylon tool
There is good self-lubricity, coefficient of friction is small, thus, as its long service life of transmission parts, excellent heat resistance, such as nylon 46
The heat distortion temperature of equal high crystallines nylon is very high, can at 150 DEG C the long-term phase use, PA66 pass through glass fiber reinforcement with
Afterwards, heat distortion temperature reaches 250 DEG C or more, and the volume resistance of excellent electrical insulation capability, nylon is very high, breakdown voltage resistant
Height is excellent electrical, electrical apparatus insulation material, and excellent against weather, water imbibition, nylon water imbibition is big, and saturated water can reach
3% or more, in the dimensional stability for influencing product to a certain degree.
Further, the glass is alkali-free short glass fiber, short 7-11 microns of filament diameter of fibre, length 3-4.5 milli
Rice.
In the present embodiment, the glass in the step S5 is alkali-free short glass fiber, short fibre filament diameter 7-11
Micron, 3-4.5 millimeters of length, when alkali-free shortwave fiber a kind of aluminoborosilicate ingredient, its chemical stability, electrical insulating property
Can, intensity it is all fine, be mainly used as the reinforcing material and tire cord of electrically insulating material, glass reinforced plastic, when glass fibre very
Good metal material alternative materials, with the rapid development of market economy, glass fibre become building, traffic, electronics, electrically,
Chemical industry, metallurgy, environmental protection, the essential raw material of national defence industry.
Further, the antioxidant includes that cuprous halide, potassium halide, space hindered phenol antioxidant and phosphonate increase
Imitate the mixture of one or more of mixture.
In the present embodiment, plastic material is in the process of processing and using by heat, the effect of shearing and ultraviolet light, meeting
Oxidation reaction is generated, this phenomenon is referred to as the aging of material, and aging is once occur, and the mechanical property of polymer can reduce, table
Face can become coarse, but also can change colour, and the aging of polymer can prevent and postpone by adding stabilizer appropriate, this
Kind of stabilizer is referred to as antioxidant, and the antioxidant in the step S1 includes that cuprous halide, potassium halide, space hindered phenol are anti-
The mixture of one or more of oxidant and phosphonate Synergistic blend, the antioxidant trade mark includes BRUGGOLEN
The mixture of one or more of H3337/H3347, BRUGGOLEN H320/H321, BRUGGOLEN H161.
Further, the preparation of the halogen-free flame-retardant master batch includes the following steps:
Step A: step A: taking the diethyl time phosphorus for the hyperbranched high stream nylon, 50 parts by weight that 28 parts by weight viscosity are 1.5
Sour aluminium, the melamine polyphosphates of 10 parts by weight, 5 parts by weight synergistic flame retardant bedded zirconium phosphates, the oxidation of 5 parts by weight antismoke agents three
Molybdenum, 1 parts by weight coupling agent N-β-(aminoethyl)-γ-aminopropyl trimethoxysilane, 0.5 parts by weight antioxidant, 0.5
Parts by weight lubricant is placed in plasticizing in birotor mixer and is kneaded uniformly,
Step B: it is fed into single screw extrusion machine after the material in step A is kneaded uniformly and obtains halogen-free flame-retardant master batch.
In the present embodiment, halogen fire-retardant master granule is to show most excellent fire-retardant production in the resins such as plastics and rubber now
One of product, halogen fire-retardant master granule are combination, modification and the synergistic for passing through a variety of fire-retardant compositions on the basis of fire retardant
It acts on, and by twin-screw or three-screw extruder by a kind of granular product prepared by mixing, extrusion, granulation, with resistance
It is different to fire agent, flame-retardant master batch, which has, to be easy to add in resin, and sanitation and hygiene, flame retarding efficiency is high, and additive amount is small, to the power of resin
It is small to learn performance influence, the bad phenomenons such as layering, decorative pattern, precipitation are not susceptible to after addition, save human and material resources cost and time etc.
Plurality of advantages is directly added into fire retardant high-temperature mixing and is squeezed by the preparation of halogen fire-retardant master granule in effective solution conventional method
Middle fire retardant decomposition failure and fire retardant dispersion are irregular out, the fire retardant of appearance is precipitated, flame retardant effect is unstable, combustion process or
The problems such as smoke density is big in process.
Further, the basic zirconium phosphate in the step A is organic layer basic zirconium phosphate, and partial size D50 is 10 microns.
In the present embodiment, the basic zirconium phosphate in the step A is organic layer basic zirconium phosphate, and partial size D50 is 10 microns,
It is produced by Hubei Kai Qiao Biotechnology Co., Ltd, basic zirconium phosphate class lamellar compound, due to its structural regularity and designability,
It has the ion-exchange performance as ion exchange resin, and has the shape-selective absorption as zeolite and catalytic
Can, thermal stability and acid-proof alkaline with higher are that prepare a layer column catalysis material, inorganic phosphate film, self assembly compound
The basic material of film, crystal morphology, Sheet orderliness and thermal stability have larger impact to composite material preparation.
Further, the molybdenum trioxide partial size D90 in the step A is 5 microns.
In the present embodiment, the molybdenum trioxide partial size D90 in the step A is 5 microns, limited by Anqing month copper-molybdenum industry
Company's production, molybdenum trioxide make highly effective flame-retardant smoke suppressant, prevent from being possible to discharge in processing and hot and humid environment having
Evil gas.
Further, four area's temperature of the birotor mixer in the step A are respectively set to 180 degrees Celsius, 200 take the photograph
Family name's degree, 230 degrees Celsius and 230 degrees Celsius, mixing time are 3 minutes, and the revolving speed of birotor mixer is 200-300r/min.
In the present embodiment, it is 200-300r/min by the revolving speed of single screw extrusion machine in setting steps B, makes 28
It is close that the hyperbranched height that parts by weight viscosity is 1.5 flows nylon, the diethyl hypo-aluminum orthophosphate of 50 parts by weight, the polyphosphoric acid of 10 parts by weight
Amine salt, 5 parts by weight synergistic flame retardant bedded zirconium phosphates, 5 parts by weight antismoke agent molybdenum trioxides, 1 parts by weight coupling agent N-β-(ammonia
Ethyl)-γ-aminopropyl trimethoxysilane, 0.5 parts by weight antioxidant, 0.5 parts by weight lubricant be sufficiently mixed, mix
Uniformly.
Further, the revolving speed of single screw extrusion machine is set as 200-300r/min in the step B.
In the present embodiment, it is 200-300r/min by the revolving speed of single screw extrusion machine in setting steps B, makes 28
It is close that the hyperbranched height that parts by weight viscosity is 1.5 flows nylon, the diethyl hypo-aluminum orthophosphate of 50 parts by weight, the polyphosphoric acid of 10 parts by weight
Amine salt, 5 parts by weight synergistic flame retardant bedded zirconium phosphates, 5 parts by weight antismoke agent molybdenum trioxides, 1 parts by weight coupling agent N-β-(ammonia
Ethyl)-γ-aminopropyl trimethoxysilane, 0.5 parts by weight antioxidant, 0.5 parts by weight lubricant be sufficiently mixed, mix
Uniformly.
The ageing-resistant halogen-free fire-retarding reinforced polyamide composite material and preparation method thereof of high temperature resistant, includes the following steps:
Polyamide, lubricant, antioxidant: being placed in high-speed mixer be uniformly mixed by weight by step S1,
Step S2: the mixed material from the metered step S1 of twin-screw extrusion owner's spout,
Step S3: being surveyed from Section four of double-screw extruder screw using hydraulic metering pump and feed the metered coupling agent of mouth,
Step S4: by Section of six metered halogen-free flame-retardant master batch of side feed mouth of double-screw extruder screw,
Step S5: surveying from Section seven of double-screw extruder screw and feed the metered glass of mouth,
Step S6: setting double screw extruder vacuum degree -1.0-0.6MPa, at 200-300 DEG C melting extrusion, cooling,
Granulation obtains the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of high temperature resistant.
In the present embodiment, polyamide, lubricant, antioxidant are placed in high-speed mixer and are uniformly mixed, from
The metered mixed material of twin-screw extrusion owner's spout is pumped using hydraulic metering from double-screw extruder screw the 4th
Section, which is surveyed, feeds the metered coupling agent of mouth, by Section of six metered halogen-free flame-retardant master batch of side feed mouth of double-screw extruder screw,
The halogen-free flame-retardant master batch flows nylon, diethyl hypo-aluminum orthophosphate, melamine polyphosphate by the hyperbranched height for being 1.5 by viscosity
Salt, synergistic flame retardant bedded zirconium phosphate, antismoke agent molybdenum trioxide, coupling agent N-β-(aminoethyl)-γ-aminopropyl trimethoxy
Base silane, antioxidant, lubricant are placed in birotor mixer after plasticizing is kneaded uniformly to put into single screw extrusion machine and be made,
Then it is surveyed from Section seven of double-screw extruder screw and feeds the metered glass of mouth, double screw extruder vacuum degree -1.0- is set
0.6MPa, at 200-300 DEG C melting extrusion, cooling, that granulation obtains the ageing-resistant halogen-free fire-retarding reinforced polyamide of high temperature resistant is compound
Material.
Embodiment 2
As described in above-described embodiment 1, in the present embodiment,
Further, the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of the high temperature resistant, raw material compare according to quantity, comprising:
8.9 parts of kymene, 30 parts of glass, 30 parts of halogen-free flame-retardant master batch, 0.3 part of coupling agent, 0.3 part of lubricant, 0.5 part of antioxidant.
Further, the polyamide is PA66, and the relative viscosity of the polyamide is 2.15-2.8.
Further, the antioxidant trade mark is H3347.
Embodiment 3
As described in above-described embodiment 1, in the present embodiment,
Further, the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of the high temperature resistant, raw material compare according to quantity, comprising:
46.9 parts of polyamide, 30 parts of glass, 22 parts of halogen-free flame-retardant master batch, 0.3 part of coupling agent, 0.3 part of lubricant, 0.5 part of antioxidant.
Further, the polyamide is PPA, and the relative viscosity of the polyamide is 2.15-2.8.
Further, the antioxidant trade mark is H3347.
Embodiment 4
As described in above-described embodiment 1, in the present embodiment,
Further, the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of the high temperature resistant, raw material compare according to quantity, comprising:
42.9 parts of polyamide, 30 parts of glass, 26 parts of halogen-free flame-retardant master batch, 0.3 part of coupling agent, 0.3 part of lubricant, 0.5 part of antioxidant.
Further, the polyamide is the mixture of 17.9 parts by weight PA66 and 25 parts by weight PPA, the polyamide
Relative viscosity is 2.15-2.8.
Further, the antioxidant trade mark is H3347.
Embodiment 5
As described in above-described embodiment 1, in the present embodiment,
Further, the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of the high temperature resistant, raw material compare according to quantity, comprising:
53.9 parts of polyamide, 20 parts of glass, 25 parts of halogen-free flame-retardant master batch, 0.3 part of coupling agent, 0.3 part of lubricant, 0.5 part of antioxidant.
Further, the polyamide is the mixture of 18.9 parts by weight PA66 and 35 parts by weight PPA, the polyamide
Relative viscosity is 2.15-2.8.
Further, the antioxidant is 0.3 parts by weight antioxidant H3347 and 0.2 parts by weight antioxidant H3337
Mixture.
Embodiment 6
As described in above-described embodiment 1, in the present embodiment,
Further, the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of the high temperature resistant, raw material compare according to quantity, comprising:
8.9 parts of kymene, 40 parts of glass, 20 parts of halogen-free flame-retardant master batch, 0.3 part of coupling agent, 0.3 part of lubricant, 0.5 part of antioxidant.
Further, the polyamide is the mixture of 18.9 parts by weight PA66 and 20 parts by weight PPA, the polyamide
Relative viscosity is 2.15-2.8.
Further, the antioxidant is 0.4 parts by weight antioxidant H3347 and 0.1 parts by weight antioxidant H3337
Mixture.
Embodiment 7
As described in above-described embodiment 1, in the present embodiment,
Further, the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of the high temperature resistant, raw material compare according to quantity, comprising:
47.9 parts of polyamide, 30 parts of glass, 15 parts of diethyl hypo-aluminum orthophosphate, 6 parts of melamine polyphosphates, 0.3 part of coupling agent, lubricant
0.3 part, 0.5 part of antioxidant.
Further, the polyamide is the mixture of the hyperbranched PA6 of 9 parts by weight and 38.9 parts by weight PA66, described poly-
The relative viscosity of amide is 2.15-2.8.
Further, the antioxidant is antioxidant 1098.
Further, the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material and preparation method of the high temperature resistant, including
Following steps:
Step S1: by weight by polyamide, diethyl hypo-aluminum orthophosphate, melamine polyphosphates, lubricant, antioxidant
It is placed in high-speed mixer and is uniformly mixed,
Step S2: the mixed material from the metered step S1 of twin-screw extrusion owner's spout,
Step S3: being surveyed from Section four of double-screw extruder screw using hydraulic metering pump and feed the metered coupling agent of mouth,
Step S4: by Section of six metered halogen-free flame-retardant master batch of side feed mouth of double-screw extruder screw,
Step S5: surveying from Section seven of double-screw extruder screw and feed the metered glass of mouth,
Step S6: setting double screw extruder vacuum degree -1.0-0.6MPa, at 200-300 DEG C melting extrusion, cooling,
Granulation obtains the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of high temperature resistant.
Embodiment 8
As described in above-described embodiment 1, in the present embodiment,
Further, the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of the high temperature resistant, raw material compare according to quantity, comprising:
52.3 parts of polyamide, 30 parts of glass, 11 parts of diethyl hypo-aluminum orthophosphate, 4.5 parts of melamine polyphosphates, 0.3 part of coupling agent, lubricant
0.3 part, 0.5 part of antioxidant.
Further, the polyamide is the mixture of the hyperbranched PA6 of 5.5 parts by weight and 56.9 parts by weight PPA, described poly-
The relative viscosity of amide is 2.15-2.8.
Further, the antioxidant is antioxidant 1098.
Further, the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material and preparation method of the high temperature resistant, including
Following steps:
Step S1: by weight by polyamide, diethyl hypo-aluminum orthophosphate, melamine polyphosphates, lubricant, antioxidant
It is placed in high-speed mixer and is uniformly mixed,
Step S2: the mixed material from the metered step S1 of twin-screw extrusion owner's spout,
Step S3: being surveyed from Section four of double-screw extruder screw using hydraulic metering pump and feed the metered coupling agent of mouth,
Step S4: by Section of six metered halogen-free flame-retardant master batch of side feed mouth of double-screw extruder screw,
Step S5: surveying from Section seven of double-screw extruder screw and feed the metered glass of mouth,
Step S6: setting double screw extruder vacuum degree -1.0-0.6MPa, at 200-300 DEG C melting extrusion, cooling,
Granulation obtains the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of high temperature resistant.
Embodiment 9
As described in above-described embodiment 1, in the present embodiment,
Further, the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of the high temperature resistant, raw material compare according to quantity, comprising:
50.7 parts of polyamide, 30 parts of glass, 13 parts of diethyl hypo-aluminum orthophosphate, 5.2 parts of melamine polyphosphates, 0.3 part of coupling agent, lubricant
0.3 part, 0.5 part of antioxidant.
Further, the polyamide is the hyperbranched PA6 of 7.8 parts by weight, 17.9 parts by weight PA66 and 25 parts by weight PAA
Mixture, the relative viscosity of the polyamide is 2.15-2.8.
Further, the antioxidant is antioxidant 1098.
Further, the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material and preparation method of the high temperature resistant, including
Following steps:
Step S1: by weight by polyamide, diethyl hypo-aluminum orthophosphate, melamine polyphosphates, lubricant, antioxidant
It is placed in high-speed mixer and is uniformly mixed,
Step S2: the mixed material from the metered step S1 of twin-screw extrusion owner's spout,
Step S3: being surveyed from Section four of double-screw extruder screw using hydraulic metering pump and feed the metered coupling agent of mouth,
Step S4: by Section of six metered halogen-free flame-retardant master batch of side feed mouth of double-screw extruder screw,
Step S5: surveying from Section seven of double-screw extruder screw and feed the metered glass of mouth,
Step S6: setting double screw extruder vacuum degree -1.0-0.6MPa, at 200-300 DEG C melting extrusion, cooling,
Granulation obtains the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of high temperature resistant.
Table one: embodiment 2-9 formula table
In the present embodiment, by the way that embodiment 2, embodiment 3, embodiment 4, embodiment 5, embodiment 6, embodiment is arranged
7, embodiment 8 and the raw materials used different ratio of embodiment 9, raw materials used material is different, is compared to embodiment 2-9, respectively
The polyamide compoiste material containing different materials or different ratio is made.
Table two: embodiment 2-9 polyamide compoiste material the performance test results
In the present embodiment, consolidated statement one and table two to embodiment 2, embodiment 3, embodiment 4, embodiment 5, are implemented
Polyamide compoiste material made from example 6, embodiment 7, embodiment 8 and embodiment 9 carries out tensile strength (MPa), bending strength
(MPa), bending modulus (MPa), notch impact strength (KJ/m2), heat distortion temperature (DEG C), heat ageing, combustibility (normality),
When adding halogen-free flame-retardant master batch in polyamide compoiste material, high temperature resistant is ageing-resistant for combustibility (aging) and smoke density (%)
The flame retardant property of low-smoke non-halogen flame-retardant reinforced polyamide composite material is stable, ageing-resistant performance is excellent, it was demonstrated that the present invention is effective
Solving fire retardant in conventional method and being easy to degrade causes performance is unstable, antioxidant model is improper not can guarantee the material later period
Aging of product degradation cracking in hot environment, conventional one pot it is mixed from coupling agent part volatilization failure under main feeding so that composite material
The problems such as interface compatibility is poor, while the smoke density that material generates after combustion process and fray-out of flame is substantially reduced.
While there has been shown and described that the embodiment invented, for the ordinary skill in the art, Ke Yili
Solution can carry out a variety of variations, modification, replacement to these embodiments in the case where not departing from the principle and spirit of invention and become
The range of type, invention is defined by the appended claims and the equivalents thereof.
Claims (10)
1. the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of high temperature resistant, which is characterized in that raw material is by weight, comprising: poly-
It is 30-60 parts of amide, 20-50 parts of glass, 20-40 parts of halogen-free flame-retardant master batch, 1-4 parts of coupling agent, 0.5-2 parts of lubricant, anti-oxidant
0.5-3 parts of agent.
2. the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of high temperature resistant according to claim 1, it is characterised in that: institute
The mixture that polyamide includes one or more of PA66, PPA is stated, the relative viscosity of the polyamide is 2.15-2.8.
3. the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of high temperature resistant according to claim 1, it is characterised in that: institute
Stating glass is alkali-free short glass fiber, short 7-11 microns of filament diameter of fibre, 3-4.5 millimeters of length.
4. the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of high temperature resistant according to claim 1, it is characterised in that: institute
State antioxidant include one of cuprous halide, potassium halide, space hindered phenol antioxidant and phosphonate Synergistic blend or
Several mixtures.
5. the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of high temperature resistant according to claim 1, it is characterised in that: institute
The preparation for stating halogen-free flame-retardant master batch includes the following steps:
Step A: hyperbranched high the stream nylon, the diethyl hypo-aluminum orthophosphate of 50 parts by weight, 10 weight that 28 parts by weight viscosity are 1.5 are taken
The melamine polyphosphates of part, 5 parts by weight synergistic flame retardant bedded zirconium phosphates, 5 parts by weight antismoke agent molybdenum trioxides, 1 parts by weight are even
Join agent N-β-(aminoethyl)-γ-aminopropyl trimethoxysilane, 0.5 parts by weight antioxidant, 0.5 parts by weight lubricant
Plasticizing in birotor mixer is placed in be kneaded uniformly,
Step B: it is fed into single screw extrusion machine after the material in step A is kneaded uniformly and obtains halogen-free flame-retardant master batch.
6. the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of high temperature resistant according to claim 5, it is characterised in that: institute
Stating the basic zirconium phosphate in step A is organic layer basic zirconium phosphate, and partial size D50 is 10 microns.
7. the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of high temperature resistant according to claim 5, it is characterised in that: institute
Stating the molybdenum trioxide partial size D90 in step A is 5 microns.
8. the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of high temperature resistant according to claim 5, it is characterised in that: institute
The four area's temperature for stating the birotor mixer in step A are respectively set to 180 degrees Celsius, 200 degrees Celsius, 230 degrees Celsius and 230
Degree Celsius, mixing time is 3 minutes, and the revolving speed of birotor mixer is 200-300r/min.
9. the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of high temperature resistant according to claim 5, it is characterised in that: institute
The revolving speed for stating single screw extrusion machine in step B is set as 200-300r/min.
10. the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material and preparation method thereof of high temperature resistant, it is characterised in that: including walking as follows
It is rapid:
Polyamide, lubricant, antioxidant: being placed in high-speed mixer be uniformly mixed by weight by step S1,
Step S2: the mixed material from the metered step S1 of twin-screw extrusion owner's spout,
Step S3: being surveyed from Section four of double-screw extruder screw using hydraulic metering pump and feed the metered coupling agent of mouth,
Step S4: by Section of six metered halogen-free flame-retardant master batch of side feed mouth of double-screw extruder screw,
Step S5: surveying from Section seven of double-screw extruder screw and feed the metered glass of mouth,
Step S6: setting double screw extruder vacuum degree -1.0-0.6MPa, melting extrusion, cooling, granulation at 200-300 DEG C
Obtain the ageing-resistant halogen-free fire-retarding reinforced polyamide composite material of high temperature resistant.
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