CN108164934A - A kind of basalt fibre enhancing anti-flaming PBT composite and application thereof - Google Patents
A kind of basalt fibre enhancing anti-flaming PBT composite and application thereof Download PDFInfo
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- CN108164934A CN108164934A CN201711267833.4A CN201711267833A CN108164934A CN 108164934 A CN108164934 A CN 108164934A CN 201711267833 A CN201711267833 A CN 201711267833A CN 108164934 A CN108164934 A CN 108164934A
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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
- C08J5/06—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials
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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
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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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
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/16—Ethene-propene or ethene-propene-diene copolymers
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Abstract
The invention discloses a kind of basalt fibre enhancing anti-flaming PBT composites in Material Field and application thereof, and the material is by treated basalt fiber, flame-retardant PBT（Polybutylene terephthalate (PBT)）The raw material production that masterbatch resin, coupling agent, toughener and high mesh number talcum powder collectively constitute obtains, mainly for the preparation of bicycle；The composite material and preparation method thereof is simple, comprehensive performance is superior, by its bicycle component obtained, such as handlebar, front fork, vehicle frame, wheel hub, crank, pedal, stent, fork guard, mud guard, light weight, intensity are high, good stability of the dimension, and anti-flammability, fatigue durability, chemical resistance, creep resistance and impact are excellent.In addition, the composite material can also the more complicated high intensity bicycle of compound different metal structure inserts preparation structure, and with short production cycle, production cost is low, the recyclable recycling of product.
Description
Technical field
The present invention relates to available for bicycle component manufacture material technical field, and in particular to a kind of basalt fibre enhancing resistance
Fire PBT composite.
Background technology
In recent years, bicycle is used for riding instead of walk as the vehicles of urban environmental protection has become a kind of efficient, convenient, quick
Trip mode.Based on the hope to health, movement of environmental protection, more and more people are also by bicycle（Road cycling, mountainous region are voluntarily
Vehicle）It is used for riding as fitness equipment and takes exercise or for participating in sports campaign, and as a kind of life fashion of modernization
And it is praised highly.Under this overall situation, this traditional walking-replacing tool of bicycle is just gradually gone on a journey by people as modern transportation
Tool institute pro-gaze.Traditional bicycle generally using the metal materials such as steel pipe or aluminium-alloy pipe, by welding, the technologies manufacture such as riveted and
Into, not only punching press and welding fabrication complex process, difficulty of processing is big, and the bicycle produced mostly there are quality weight, intensity it is low,
The deficiencies of easy-to-rust, recycling relative difficult.Therefore it can say, traditional metal material is substituted using advanced composite material (ACM)
Manufacture novel environment friendly bicycle is a most direct effective approach.
The developing direction of world's New type bicycle is lightweight and environmental protection, and manufacturing environmentally friendly bicycle using advanced composite material (ACM) is
It realizes bicycle lightweight and the maximally efficient approach of environmental protection, resource reclaim is recycled, is energy saving, reduces exhaust gas discharge
For meaning it is particularly significant.The components such as vehicle frame, wheel hub, crank, pedal, handlebar, stent, mud guard are the important work(of environmentally friendly bicycle
Energy structural member, these functional parts can once use advanced composite material (ACM) to produce and process, can not only realize bicycle light weight
Change, effectively enhance the mechanical property of bicycle all parts, greatly improve the intensity, load capacity and convenient ability of vehicle,
But also can realize bicycle recycling, substantially reduce bicycle production cost.Therefore composite material is enhanced using high-performance
It prepares the traditional metal bicycle component of bicycle component replacement and has become future development inexorable trend.
Tradition bicycle still captures entire domestic market always at present.Traditional bicycle is since there are easy-to-rust, quality weight, intensity
Many deficiencies such as low, recycling relative difficult, therefore, it is necessary to develop a kind of environmentally friendly bicycle of advanced composite material (ACM) manufacture to come
Substitute traditional bicycle.
Invention content
An object of the present invention is to provide a kind of basalt fibre enhancing anti-flaming PBT composite, uses the material system
Into bicycle component, have excellent anti-flammability, fatigue durability, chemical resistance, creep resistance and impact and intensity it is high,
Good stability of the dimension, light weight, can composite metal structures inserts the advantages of.
For this purpose, the object of the present invention is achieved like this：A kind of basalt fibre enhances anti-flaming PBT composite, special
Sign is comprising following parts by weight component：
20 ~ 30 parts of treated basalt fiber；
60 ~ 80 parts of flame-retardant PBT masterbatch resin；
5 ~ 10 parts of compatilizer；
0.5 ~ 5 part of toughener；
0.5 ~ 5 part of flow ability modifying agent；
0.5 ~ 5 part of high mesh number talcum powder.
The treated basalt fiber, using nano-TiO2Pioneer's liquid is with weight epoxy than 1:18~1:19 proportionings are mixed
Solution is closed, is stirred to react in 50 ~ 55 DEG C of oil bath 3.5 ~ 4.5 hours, prepares Epoxy/Nano TiO2 hybrid materials, then will be miscellaneous
Change material epoxy resin and acetone solvent mass ratio 1.8：100~2.2：100 prepare basalt fibre modification hybrid size,
Coated in continuous basalt fiber surface, treated basalt fiber is obtained after drying.
The nano-TiO2Pioneer's liquid is 1 in molar ratio：12~1：15 weigh ethyl orthosilicate and ethyl alcohol, after stirring evenly,
PH=3 ~ 5 of 0.1mol/l hydrochloric acid conditioning solutions are added dropwise, acquired solution reacts 4 ~ 5h under 50 ~ 55 DEG C of stirrings and obtains nanometer
TiO2Pioneer's liquid；
The epoxy resin is bisphenol A-type glycidyl ether type epoxy resin.
The flame-retardant PBT masterbatch resin refers to containing antimony oxide（Sb2O3）Or siloxanes/sulfonate composite flame-retardant agent
Polybutylene terephthalate (PBT) particle；The flame-retardant PBT masterbatch resin melt index is 40 ~ 160g/10min, and fusing point is
220-250℃。
The compatilizer is the compatilizer of modified by maleic acid anhydride graft.
The toughener is by bibasic ethylene propylene rubber（EPM）With ethylene propylene diene rubber（EPDM）By quality 1:0.95~1:
The thermoplastic elastomer (TPE) that 1.05 proportionings are mixed into.
The flow ability modifying agent be the polybutylene terephthalate (PBT) master batch containing organic peroxide, the organic peroxy
Compound be cumyl peroxide or di-tert-butyl peroxide, the dosage and polybutylene terephthalate of organic peroxide
The weight ratio of ester dosage is 1:16~1:25.
The high mesh number talcum powder mesh number is more than 5000 mesh.
The two of the object of the invention are to provide a kind of purposes of basalt fibre enhancing anti-flaming PBT composite, the composite wood
Material is used to prepare bicycle component.
Specifically, it, when preparing bicycle component, is carried out as follows：
The composite material is mainly for the preparation of bicycle component.
9. a kind of purposes of basalt fibre enhancing anti-flaming PBT composite according to claim 8, feature
It is, when preparing bicycle component, to carry out as follows：
（1）By flame-retardant PBT masterbatch resin, compatilizer, toughener, flow ability modifying agent, the high mesh number talcum powder in claim 1
Component is weighed, and stirring at low speed 10 ~ 60 minutes in a mixer, until uniformly mixing, is then added to twin-screw extrusion
Fully melting is carried out in machine and obtains high-temperature fusant, wherein ranging from 255 ~ 360 DEG C of the extruder temperature of double screw extruder；
（2）Treated basalt fiber long filament in claim 1 is passed through into the high temperature melting in immersion system, with double screw extruder
Body comes into full contact with, then through cooling, pelletizing, be made length be 4 ~ 25mm basalt fibre enhance flame-retardant PBT resin particle or
Particle；
（3）The basalt fibre of preparation is enhanced into flame-retardant PBT resin particle or particle is molded directly into type, is prepared into bicycle portion
Part.
A kind of basalt fibre enhancing anti-flaming PBT composite of the present invention, can be used for preparing bicycle component, make
Preparation Method is simple, and comprehensive performance is superior, and bicycle component obtained has excellent anti-flammability, fatigue durability, chemical resistance, anti-compacted
Denaturation and impact, and have the advantages that intensity height, good stability of the dimension, light weight, can composite metal structures inserts.In addition,
A kind of basalt fibre enhancing anti-flaming PBT composite using the present invention prepares bicycle component, has with short production cycle, production
The advantages that product recoverable at low cost, the feature of environmental protection is good, therefore market application foreground will be very wide.
Specific embodiment
Embodiment 1
A kind of basalt fibre enhances anti-flaming PBT composite, and it includes following parts by weight components：
20 parts of treated basalt fiber；
80 parts of flame-retardant PBT masterbatch resin；
10 parts of the compatilizer of modified by maleic acid anhydride graft；
5 parts of toughener；
5 parts of flow ability modifying agent；
5 parts of high mesh number talcum powder.
Wherein, treated basalt fiber, using nano-TiO2Pioneer's liquid is with weight epoxy than 1:18 proportioning mixing are molten
Liquid, epoxy resin are bisphenol A-type glycidyl ether type epoxy resin, are stirred to react in 50 DEG C of oil bath 3.5 hours, prepare ring
Oxygen/nano-TiO2Hybrid material, then by hybrid material epoxy resin and acetone solvent mass ratio 1.8：100 prepare basalt fibre
Modification hybrid size is tieed up, coated in continuous basalt fiber surface, treated basalt fiber is obtained after drying.
The nano-TiO2Pioneer's liquid is 1 in molar ratio：12 weigh ethyl orthosilicate and ethyl alcohol, after stirring evenly, are added dropwise
PH=3 of 0.1mol/l hydrochloric acid conditioning solutions, acquired solution react 4h under 50 DEG C of stirrings and obtain nano-TiO2Pioneer's liquid；
Flame-retardant PBT masterbatch resin refers to containing antimony oxide（Sb2O3）Or siloxanes/sulfonate composite flame-retardant agent is poly- to benzene
Dioctyl phthalate butanediol ester particle, melt index are 40 ~ 160g/10min, and fusing point is 220 ~ 250 DEG C.
Compatilizer is the compatilizer of modified by maleic acid anhydride graft.
Toughener is by bibasic ethylene propylene rubber（EPM）With ethylene propylene diene rubber（EPDM）By quality 1:0.95~1:1.05 match
Than the thermoplastic elastomer (TPE) being mixed into.
Flow ability modifying agent be the polybutylene terephthalate (PBT) master batch containing organic peroxide, the organic peroxide
For cumyl peroxide or di-tert-butyl peroxide, dosage and the polybutylene terephthalate (PBT) of organic peroxide are used
The weight ratio of amount is 1:16.
The purposes of above-mentioned basalt fibre enhancing anti-flaming PBT composite, it is characterised in that the composite material is used to prepare
Bicycle component can carry out as follows：
（1）By flame-retardant PBT masterbatch resin, compatilizer, toughener, flow ability modifying agent, the high mesh number talcum powder in claim 1
Component is weighed, and stirring at low speed 60 minutes in a mixer, until uniformly mixing, is then added in double screw extruder
It carries out fully melting and obtains high-temperature fusant, wherein ranging from 255 DEG C of the extruder temperature of double screw extruder；
（2）Treated basalt fiber long filament in claim 1 is passed through into the high temperature melting in immersion system, with double screw extruder
Body comes into full contact with, and then through cooling, pelletizing, being prepared into the basalt fibre that length is 4mm enhances flame-retardant PBT resin particle or grain
Son；
（3）The basalt fibre enhancing flame-retardant PBT resin particle of preparation is molded directly into type, is prepared into bicycle component.
Embodiment 2
A kind of basalt fibre enhances anti-flaming PBT composite, and it includes following parts by weight components：
30 parts of treated basalt fiber；
60 parts of flame-retardant PBT resin particle；
10 parts of the compatilizer of modified by maleic acid anhydride graft；
5 parts of toughener；
5 parts of flow ability modifying agent；
5 parts of the high mesh number talcum powder of 6000 mesh.
Wherein, treated basalt fiber uses nano-TiO2Pioneer's liquid is with weight epoxy than 1:19 proportioning mixing are molten
Liquid, epoxy resin are bisphenol A-type glycidyl ether type epoxy resin, are stirred to react in 55 DEG C of oil bath 4.5 hours, prepare ring
Oxygen/nano-TiO2Hybrid material, then by hybrid material epoxy resin and acetone solvent mass ratio 2.2：100 prepare basalt fibre
Modification hybrid size is tieed up, coated in continuous basalt fiber surface, treated basalt fiber is obtained after drying.
The nano-TiO2Pioneer's liquid is 1 in molar ratio：15 weigh ethyl orthosilicate and ethyl alcohol, after stirring evenly, are added dropwise
PH=5 of 0.1mol/l hydrochloric acid conditioning solutions, acquired solution react 5h under 55 DEG C of stirrings and obtain nano-TiO2Pioneer's liquid；
Flame-retardant PBT masterbatch resin refers to containing antimony oxide（Sb2O3）Or siloxanes/sulfonate composite flame-retardant agent is poly- to benzene
Dioctyl phthalate butanediol ester particle, melt index are 40 ~ 160g/10min, and fusing point is 220 ~ 250 DEG C.
Compatilizer is the compatilizer of modified by maleic acid anhydride graft.
Toughener is by bibasic ethylene propylene rubber（EPM）With ethylene propylene diene rubber（EPDM）By quality 1:0.95~1:1.05 match
Than the thermoplastic elastomer (TPE) being mixed into.
Flow ability modifying agent be the polybutylene terephthalate (PBT) master batch containing organic peroxide, the organic peroxide
For cumyl peroxide or di-tert-butyl peroxide, dosage and the polybutylene terephthalate (PBT) of organic peroxide are used
The weight ratio of amount is 1:25.
The purposes of above-mentioned basalt fibre enhancing anti-flaming PBT composite, it is characterised in that the composite material is used to prepare
Bicycle component, can following steps progress：
The purposes of above-mentioned basalt fibre enhancing anti-flaming PBT composite, it is characterised in that the composite material is used to prepare bicycle
Component can carry out as follows：
（1）By flame-retardant PBT masterbatch resin, compatilizer, toughener, flow ability modifying agent, the high mesh number talcum powder in claim 1
Component is weighed, and stirring at low speed 50 minutes in a mixer, until uniformly mixing, is then added in double screw extruder
It carries out fully melting and obtains high-temperature fusant, wherein ranging from 260 DEG C of the extruder temperature of double screw extruder；
（2）Treated basalt fiber long filament in claim 1 is passed through into the high temperature melting in immersion system, with double screw extruder
Body comes into full contact with, and then through cooling, pelletizing, being prepared into the basalt fibre that length is 5mm enhances flame-retardant PBT resin particle or grain
Son；
（3）The basalt fibre enhancing flame-retardant PBT resin particle of preparation is molded directly into type, is prepared into bicycle component.
Embodiment 3
A kind of basalt fibre enhances anti-flaming PBT composite, and it includes following parts by weight components：
30 parts of treated basalt fiber；
80 parts of flame-retardant PBT resin particle；
5 parts of the compatilizer of modified by maleic acid anhydride graft；
5 parts of toughener；
5 parts of flow ability modifying agent；
5 parts of the high mesh number talcum powder of 7000 mesh.
Wherein, treated basalt fiber, using nano-TiO2Pioneer's liquid is with weight epoxy than 1:18 proportioning mixing are molten
Liquid, epoxy resin are bisphenol A-type glycidyl ether type epoxy resin, are stirred to react in 50 ~ 55 DEG C of oil bath 4 hours, are prepared
Epoxy/Nano TiO2Hybrid material, then by hybrid material epoxy resin and acetone solvent mass ratio 1：50 prepare basalt fibre
Modification hybrid size is tieed up, coated in continuous basalt fiber surface, treated basalt fiber is obtained after drying.
The nano-TiO2Pioneer's liquid is 1 in molar ratio：13 weigh ethyl orthosilicate and ethyl alcohol, after stirring evenly, are added dropwise
PH=3 of 0.1mol/l hydrochloric acid conditioning solutions, acquired solution react 4.5h under 50 DEG C of stirrings and obtain nano-TiO2Pioneer
Liquid；
Flame-retardant PBT masterbatch resin refers to containing antimony oxide（Sb2O3）Or siloxanes/sulfonate composite flame-retardant agent is poly- to benzene
Dioctyl phthalate butanediol ester particle, melt index are 40 ~ 160g/10min, and fusing point is 220 ~ 250 DEG C.
Toughener presses quality 1 for PEO and EPDM:1 proportioning mixes.
Flow ability modifying agent be the polybutylene terephthalate (PBT) master batch containing organic peroxide, the organic peroxy
Object is cumyl peroxide, and the dosage of organic peroxide is 1 with the weight ratio of polybutylene terephthalate (PBT) dosage:
20。
The purposes of above-mentioned basalt fibre enhancing anti-flaming PBT composite, it is characterised in that the composite material is used to prepare
Bicycle component, can following steps progress：
（1）By flame-retardant PBT masterbatch resin, compatilizer, toughener, flow ability modifying agent, the high mesh number talcum powder in claim 1
Component is weighed, and stirring at low speed 40 minutes in a mixer, until uniformly mixing, is then added in double screw extruder
It carries out fully melting and obtains high-temperature fusant, wherein ranging from 265 DEG C of the extruder temperature of double screw extruder；
（2）Treated basalt fiber long filament in claim 1 is passed through into the high temperature melting in immersion system, with double screw extruder
Body comes into full contact with, and then through cooling, pelletizing, being prepared into the basalt fibre that length is 6mm enhances flame-retardant PBT resin particle or grain
Son；
（3）The basalt fibre enhancing flame-retardant PBT resin particle of preparation is molded directly into type, is prepared into bicycle component.
Embodiment 4
With embodiment 1 the difference lies in basalt fibre enhancing anti-flaming PBT composite, following parts by weight array is included
Point：
30 parts of treated basalt fiber；
60 parts of flame-retardant PBT resin particle；
5 parts of the compatilizer of modified by maleic acid anhydride graft；
0.5 part of toughener；
0.5 part of flow ability modifying agent；
0.5 part of the high mesh number talcum powder of 5000 mesh.
Embodiment 5
With embodiment 2 the difference lies in basalt fibre enhancing anti-flaming PBT composite, following parts by weight array is included
Point：
20 parts of treated basalt fiber；
80 parts of flame-retardant PBT resin particle；
5 parts of the compatilizer of modified by maleic acid anhydride graft；
0.5 part of toughener；
0.5 part of flow ability modifying agent；
0.5 part of the high mesh number talcum powder of 6000 mesh.
Embodiment 6
With embodiment 3 the difference lies in basalt fibre enhancing anti-flaming PBT composite, following parts by weight array is included
Point：
20 parts of treated basalt fiber；
60 parts of flame-retardant PBT resin particle；
10 parts of the compatilizer of modified by maleic acid anhydride graft；
0.5 part of toughener；
0.5 part of flow ability modifying agent；
0.5 part of the high mesh number talcum powder of 7000 mesh.
After tested, the bicycle component that above-described embodiment obtains, intensity height, excellent shock resistance, creep resistant, high size
Stability, excellent fatigue durability and chemical resistance.
Its elasticity modulus is：13 0~165E/GPa；Tensile strength is：340~450N/mm2。
Chemical resistance：Respectively in 2N hydrochloric acid, 2N sodium hydroxides, H2O, 3 hours under the conditions of boiling, weightless ratio is respectively
1.6%, 3.0%, 0.1%, show that its chemical resistance is preferable.
Thermal stability：It can steady operation at -60 ~ 150 DEG C.
The invention is not limited in above-described embodiments, on the basis of technical solution disclosed by the invention, the skill of this field
For art personnel according to disclosed technology contents, one can be made to some of which technical characteristic by not needing to performing creative labour
A little to replace and deform, these are replaced and deformation is within the scope of the present invention.
Claims (9)
1. a kind of basalt fibre enhances anti-flaming PBT composite, it is characterised in that includes following parts by weight component：
20 ~ 30 parts of treated basalt fiber；
60 ~ 80 parts of flame-retardant PBT masterbatch resin；
5 ~ 10 parts of compatilizer；
0.5 ~ 5 part of toughener；
0.5 ~ 5 part of flow ability modifying agent；
0.5 ~ 5 part of high mesh number talcum powder.
A kind of 2. basalt fibre enhancing anti-flaming PBT composite according to claim 1, it is characterised in that the modification
Basalt fibre, using nano-TiO2Pioneer's liquid is with weight epoxy than 1:18~1:19 proportioning mixed solutions, in 50 ~ 55 DEG C
Oil bath in be stirred to react 3.5 ~ 4.5 hours, prepare Epoxy/Nano TiO2Hybrid material, then by hybrid material epoxy resin
With acetone solvent mass ratio 1.8：100~2.2：100 prepare basalt fibre modification hybrid size, coated in continuous basalt
Fiber surface obtains treated basalt fiber after drying；
The nano-TiO2Pioneer's liquid is 1 in molar ratio：12~1：15 weigh ethyl orthosilicate and ethyl alcohol, after stirring evenly, are added dropwise
PH=3 ~ 5 of 0.1mol/l hydrochloric acid conditioning solutions, acquired solution react 4 ~ 5h under 50 ~ 55 DEG C of stirrings and obtain nano-TiO2
Pioneer's liquid；
The epoxy resin is bisphenol A-type glycidyl ether type epoxy resin.
3. a kind of basalt fibre enhancing anti-flaming PBT composite according to claim 1, it is characterised in that described fire-retardant
PBT resin master batch refers to the polybutylene terephthalate (PBT) containing antimony oxide or siloxanes/sulfonate composite flame-retardant agent
Particle；The flame-retardant PBT masterbatch resin melt index is 40 ~ 160g/10min, and fusing point is 220-250 DEG C.
A kind of 4. basalt fibre enhancing anti-flaming PBT composite according to claim 1, it is characterised in that the phase
Hold the compatilizer that agent is modified by maleic acid anhydride graft.
5. anti-flaming PBT composite is enhanced according to a kind of basalt fibre of claim 1 institute, it is characterised in that the toughener
To press quality 1 by bibasic ethylene propylene rubber and ethylene propylene diene rubber:0.95~1:The thermoplastic elastomer (TPE) that 1.05 proportionings are mixed into.
A kind of 6. basalt fibre enhancing anti-flaming PBT composite according to claim 1, it is characterised in that the stream
Dynamic modifying agent is the polybutylene terephthalate (PBT) master batch containing organic peroxide, and the organic peroxide is peroxidating two
Isopropylbenzene or di-tert-butyl peroxide, the dosage of organic peroxide and the weight ratio of polybutylene terephthalate (PBT) dosage
It is 1:16~1:25.
A kind of 7. basalt fibre enhancing anti-flaming PBT composite according to claim 1, it is characterised in that the high mesh number
Talcum powder mesh number is more than 5000 mesh.
A kind of 8. purposes of basalt fibre enhancing anti-flaming PBT composite according to claim 1, it is characterised in that institute
Composite material is stated mainly for the preparation of bicycle component.
9. a kind of purposes of basalt fibre enhancing anti-flaming PBT composite according to claim 8, it is characterised in that
When preparing bicycle component, carry out as follows：
（1）By described in claim 1 flame-retardant PBT masterbatch resin, compatilizer, toughener, flow ability modifying agent, high mesh number slide
Mountain flour component is weighed, and stirring at low speed 10 ~ 60 minutes in a mixer, until uniformly mixing, is then added to twin-screw
Fully melting is carried out in extruder and obtains high-temperature fusant, wherein ranging from 255 ~ 360 DEG C of the extruder temperature of double screw extruder；
（2）Treated basalt fiber long filament described in claim 1 is passed through into the height in immersion system, with double screw extruder
Warm melt comes into full contact with, and then through cooling, pelletizing, the basalt fibre that length is 4 ~ 25mm, which is made, enhances flame-retardant PBT resin
Grain or particle；
（3）The basalt fibre of preparation is enhanced into flame-retardant PBT resin particle or particle is molded directly into type, the difference of bicycle is made
Component.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108976480A (en) * | 2018-06-20 | 2018-12-11 | 安徽江淮汽车集团股份有限公司 | A kind of preparation method of VOC basalt fibre |
| CN111145955A (en) * | 2020-01-06 | 2020-05-12 | 湖南湘江电缆有限公司 | Impact-resistant high-flame-retardant cable |
| CN113999503A (en) * | 2021-12-09 | 2022-02-01 | 安徽江淮汽车集团股份有限公司 | High-performance PBT (polybutylene terephthalate) composite material and preparation method thereof |
| US20230193019A1 (en) * | 2020-06-01 | 2023-06-22 | Shpp Global Technologies B.V. | Thermoplastic Compositions Including Natural Fiber Having Good Mechanical Properties and Good Dielectric Properties |
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| CN106750899A (en) * | 2016-11-28 | 2017-05-31 | 扬州市邗江扬子汽车内饰件有限公司 | A kind of basalt long fiber reinforced polypropylene compound material and application thereof |
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| CN113999503A (en) * | 2021-12-09 | 2022-02-01 | 安徽江淮汽车集团股份有限公司 | High-performance PBT (polybutylene terephthalate) composite material and preparation method thereof |
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