CN109852053A - A kind of fire retardation wear-resistance nylon composite material and preparation method thereof - Google Patents
A kind of fire retardation wear-resistance nylon composite material and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a kind of fire retardation wear-resistance nylon composite materials and preparation method thereof, fire retardation wear-resistance nylon composite material is by 59~80 parts of nylon, 10~30 portions of ultra-high molecular weight polyethylenes, 3~10 parts of compatilizers, 1~5 part of nano wearproof thermal conducting agent, 0.5~3 part of lubricant and 0.1~1 part of antioxidant through high-speed stirred, mix to uniformly after add twin-screw extrude, be granulated and be prepared after melting extrusion.Compatilizer is grafted ultra-high molecular weight polyethylene using maleic anhydride, and nano wearproof thermal conducting agent can organise surface treatment through coupling agent.Preparation method of the present invention is simple, effective, thermal diffusivity can be greatly improved, advantageously reduce friction temperature, to preferably play the wear-resisting advantage of ultra-high molecular weight polyethylene, obtain self-lubricating property and the splendid modified nylon materials of excellent thermal conductivity, wear-resisting property, high comprehensive performance can include that sliding bearing field is applied under higher temperature environment.
Description
Technical field
The present invention relates to a kind of composite material and preparation method, specifically a kind of fire retardation wear-resistance nylon composite material and
Preparation method.
Background technique
Nylon can pass through the anti-wear agents such as addition graphite, molybdenum disulfide, polytetrafluoroethylene (PTFE) as a kind of general engineering plastic
Modification mode improve self-lubricating property, thus be applied to anti-friction wear-resistant field.But because of the compatibility of above-mentioned anti-wear agent and nylon
It is poor, it will be greatly reduced the mechanical property of composite material.Such as application No. is 201710521122.9 application for a patent for invention public affairs
A kind of wear-resisting planetary gear nylon material is opened, it uses PTFE anti-wear agent, but because polytetrafluoroethylene (PTFE) and nylon do not have
There is combinative group, it is also very difficult to be carried out surface modification.
Ultra-high molecular weight polyethylene (UHMWPE) is a kind of thermoplastic engineering plastic that molecular weight is high, it has common poly-
Ethylene and incomparable wearability, impact resistance and the resistance to low temperature of other engineering plastics.Ultra-high molecular weight polyethylene and Buddhist nun
Dragon, which is blended, can improve low-temperature impact toughness, dimensional stability and friction and wear behavior of nylon etc., to widen answering for nylon
Use range.But since UHMWPE is non-polar material, and nylon is highly polar material, it is necessary to which compatilizer, which is added, could obtain well
Mechanical property.Compatilizer used at present mainly has HDPE-g-MAH and HDPE-g-GMA.Such as application No. is
201711377577.4 application for a patent for invention discloses a kind of side for improving affinity between ultra-high molecular weight polyethylene and nylon 6
Method, it enhances UHMWPE/PA interface binding power as compatilizer using HDPE-g-GMA.And application No. is
201711464311.3 application for a patent for invention then discloses a kind of modified nylon ultra-high molecular weight polyethylene intermingling material, adopts
With the capacity increasing technique of HDPE-g-MAH.Although the use of above two compatilizer enhances UHMWPE/PA to a certain extent
Interface binding power, but the compatibility of both compatilizers and PA and UHMWPE matrix can not be optimal.Although UHMWPE
It can also be common by the compatibility of graft modification raising and nylon matrix, but since the heat resistance of UHMWPE is lower
Graft-modification method implement also more difficult.
Summary of the invention
It is a kind of not only with excellent low temperature flexibility and wearability technical problem to be solved by the present invention lies in proposing, but also
Fire retardation wear-resistance nylon composite material and preparation method thereof with splendid mechanical property and processing performance.
In order to solve the above technical problems, a kind of fire retardation wear-resistance nylon composite material of the present invention by the raw material preparation of following mass parts and
At: 59~80 parts of nylon, 10~30 parts of ultra-high molecular weight polyethylenes (UHMWPE), 3~10 parts of compatilizers, 1~5 part of nano wearproof
Thermal conducting agent, 0.5~3 part of lubricant and 0.1~1 part of antioxidant.
A kind of above-mentioned fire retardation wear-resistance nylon composite material, molecular weight >=4,000,000 of the ultra-high molecular weight polyethylene (UHMWPE).
A kind of above-mentioned fire retardation wear-resistance nylon composite material, the nylon are one or two kinds of mixtures of nylon 6, nylon66 fiber.
A kind of above-mentioned fire retardation wear-resistance nylon composite material, the nano wearproof thermal conducting agent are nanometer silicon carbide, nano-silicon nitride, receive
The mixture of the one or more (containing two kinds) of rice aluminium nitride, nm-class boron nitride, the partial size of the nano wearproof thermal conducting agent
For 50~100nm.
A kind of above-mentioned fire retardation wear-resistance nylon composite material, the nano wearproof thermal conducting agent organise surface treatment through coupling agent.
A kind of above-mentioned fire retardation wear-resistance nylon composite material, the coupling agent are gamma-aminopropyl-triethoxy-silane or γ-methyl-prop
Alkene acryloxypropylethoxysilane trimethoxy silane.
A kind of above-mentioned fire retardation wear-resistance nylon composite material, the compatilizer are that maleic anhydride is grafted ultra-high molecular weight polyethylene
(UHMWPE-g-MAH), the raw material for preparing of the maleic anhydride grafting ultra-high molecular weight polyethylene includes superhigh molecular weight polyethylene
Alkene, low molecular weight polyethylene, maleic anhydride and cumyl peroxide, the blended reactive extrursion of above-mentioned raw materials are made, described super
The molecular weight of High molecular weight polyethylene is 100~2,000,000, and the low molecular weight polyethylene is high density polyethylene (HDPE), low-density is poly-
Ethylene, the one or two of linear low density polyethylene or three kinds of mixtures.
A kind of above-mentioned fire retardation wear-resistance nylon composite material, the lubricant be maleic anhydride grafted polyethylene wax and silicone powder according to
The mixture of mass ratio 1:1.
A kind of above-mentioned fire retardation wear-resistance nylon composite material, the antioxidant are N, N '-bis--[3- (3,5- di-t-butyl -4- hydroxyls
Phenyl) propiono] hexamethylene diamine and (2, the 4- di-tert-butyl-phenyl) ester of phosphorous acid three according to mass ratio 1:1 mixture.
A kind of preparation method of fire retardation wear-resistance nylon composite material, it includes the following steps:
The surface treatment that organises is carried out to nano wearproof thermal conducting agent using coupling agent: high speed is added in nano wearproof thermal conducting agent
In blender, the silane coupling agent and ethyl alcohol in mass ratio 1 of the nano wearproof thermal conducting agent quality 0.5%~1.5% then will be accounted for:
5 are configured to weak solution, are sprayed directly on the nano wearproof thermal conducting agent and 10~30 min of high-speed stirred, after having handled
It is dried 2 hours under the conditions of 120 DEG C of temperature；
2. preparing compatilizer UHMWPE-g-MAH using the raw materials of following mass parts: by 80~95 portions of ultra-high molecular weight polyethylenes, 5
~15 parts of low molecular weight polyethylenes, 0.5~5 part of maleic anhydride and 0.05~0.5 part of cumyl peroxide are mixed in high speed together
In conjunction machine be uniformly mixed, then be added extruder in reactive extrursion to get arrive compatilizer UHMWPE-g-MAH pellet；The superelevation
The substrate molecule amount of molecular weight polyethylene is 100~2,000,000；Temperature during the reactive extrursion is respectively as follows: feeding section 140
~160 DEG C, 160~180 DEG C of melt zone, 180~200 DEG C of conversion zone；
3. will be through step 1. treated the nano wearproof thermal conducting agent, the step 2. compatilizer UHMWPE-g- obtained
MAH, the nylon through being dried, UHMWPE, antioxidant and lubricant pour into the stirring of high-speed mixer high speed, mix to uniform
After add twin-screw extrude, be granulated after melting extrusion, be made fire retardation wear-resistance nylon composite material.
The present invention by adopting the above-described technical solution, it by add heat filling mode be modified, can substantially mention
High-cooling property advantageously reduces friction temperature, to preferably play the wear-resisting advantage of UHMWPE, obtain self-lubricating property and lead
The modified nylon materials that hot property is excellent, wear-resisting property is splendid, high comprehensive performance can include sliding under higher temperature environment
Dynamic bearing field is applied.It, as compatilizer, overcomes the processing fluidity of existing UHMWPE using UHMWPE-g-MAH
Problem gives full play to the bi-functional of its anti-wear agent and compatilizer, has better solved the compatibility of UHMWPE and nylon.Together
When, it carries out the surface treatment that organises to nano wearproof thermal conducting agent using coupling agent, improves wear-resisting thermal conducting agent in matrix resin
In dispersibility keep thermally conductive wear resistant nylon obtained multiple so as to improve the caking property of nano wearproof thermal conducting agent and nylon matrix
Condensation material increases significantly in terms of wear-resisting property and heating conduction, and maintains excellent mechanical property.With it is existing resistance to
Grinding agent includes that graphite, molybdenum disulfide, polytetrafluoroethylene (PTFE) etc. are compared, and additive amount is few, and its density is small, is reducing production cost
The weight for mitigating composite material simultaneously expands its application range, can be used as cunning with excellent heating conduction while wear-resisting
Dynamic bearing uses.Use the mechanical property for the fire retardation wear-resistance nylon composite material that the ultrahigh molecular weight polyethylene of molecular weight >=4,000,000 obtains
It can be with wear-resisting property more preferably.Preparation method of the present invention is simple, effectively, and not only density is small, again for fire retardation wear-resistance nylon composite material obtained
Amount is light, wear-resisting property is prominent, and water imbibition is low, dimensional stability is high.
Specific embodiment
The fire retardation wear-resistance nylon composite material of the present invention of embodiment 1 is prepared with the following method:
(1) surface treatment that organises is carried out to nano wearproof thermal conducting agent using coupling agent: by nanometer silicon carbide and nano-silicon nitride
The mixing of 1:1 in mass ratio is made nano wearproof thermal conducting agent, and above-mentioned nano wearproof thermal conducting agent is added in high-speed mixer.With
Gamma-aminopropyl-triethoxy-silane is coupling agent, and quality is the 1% of above-mentioned nano wearproof thermal conducting agent.By above-mentioned coupling agent and second
Alcohol 1:5 in mass ratio is configured to weak solution, simultaneously 20 min of high-speed stirred is sprayed directly on nano wearproof thermal conducting agent, after having handled
It is dried 2 hours under the conditions of 120 DEG C of temperature.
(2) compatilizer UHMWPE-g-MAH is prepared using the raw materials of following mass parts: by 85 portions of ultra-high molecular weight polyethylenes,
10 parts of low density polyethylene (LDPE)s, 5 parts of maleic anhydrides and 0.05 part of cumyl peroxide are uniformly mixed in a high speed mixer together,
Be added extruder in reactive extrursion to get arrive UHMWPE-g-MAH pellet.Wherein, the substrate molecule amount of ultra-high molecular weight polyethylene
It is 1,000,000.Each section of temperature during reactive extrursion are as follows: 160 DEG C of feeding section, 180 DEG C of melt zone, 190 DEG C of conversion zone.
(3) by 4 parts (mass parts, similarly hereinafter) through step (1) treated nano wearproof thermal conducting agent, 5 parts of steps (2) are obtained
UHMWPE-g-MAH, 76 parts of nylon66 fibers through being dried, 15 parts of UHMWPE, by 0.2 part of antioxidant 1098(N, N '-bis--[3-
(3,5- di-tert-butyl-hydroxy phenyl) propiono] hexamethylene diamine) and 0.2 part of irgasfos 168 ((2,4- bis- tertiary fourth of phosphorous acid three
Base phenyl) ester) lubrication that is mixed into of the antioxidant that is mixed into and 0.5 part of maleic anhydride grafted polyethylene wax and 0.5 part of silicone powder
Agent, pour into together high-speed mixer high speed stirring, mix to uniformly after add twin-screw extrude, made after melting extrusion
Fire retardation wear-resistance nylon composite material of the present invention is made in grain.Wherein, the substrate molecule amount of ultra-high molecular weight polyethylene UHMWPE is 4,000,000.
The fire retardation wear-resistance nylon composite material of the present invention of embodiment 2 is prepared with the following method:
(1) surface treatment that organises is carried out to nano wearproof thermal conducting agent using coupling agent: by nano aluminum nitride and nm-class boron nitride
The mixing of 1:1 in mass ratio, is made nano wearproof thermal conducting agent, and above-mentioned nano wearproof thermal conducting agent will be added in high-speed mixer.So
Afterwards, using γ-methacryloxypropyl trimethoxy silane as coupling agent, quality is above-mentioned nano wearproof thermal conducting agent
0.5%, above-mentioned coupling agent and ethyl alcohol 1:5 in mass ratio are configured to weak solution, are sprayed directly on above-mentioned nano wearproof thermal conducting agent
And 30 min of high-speed stirred, it is dried 2 hours for 120 DEG C after having handled.
(2) compatilizer UHMWPE-g-MAH is prepared using the raw materials of following mass parts: by 90 portions of ultra-high molecular weight polyethylenes,
Mixing is equal in a high speed mixer together for 15 parts of linear low density polyethylene, 3 parts of maleic anhydrides and 0.4 part of cumyl peroxide
It is even, be added extruder in reactive extrursion to get arrive UHMWPE-g-MAH pellet.Wherein, the matrix of ultra-high molecular weight polyethylene point
Son amount is 1,300,000.Each section of temperature during reactive extrursion are as follows: 140 DEG C of feeding section, 160 DEG C of melt zone, 180 DEG C of conversion zone.
(3) by 1 part through step (1) treated nano wearproof thermal conducting agent, UHMWPE-g- made from 10 parts of steps (2)
MAH, 60 parts of nylon through being dried, 6,30 parts of UHMWPE, 0.05 part of antioxidant, 1098,0.05 part of irgasfos 168,1.5 portions of horses
Maleic anhydride grafted polyethylene wax and 1.5 parts of silicone powders pour into the stirring of high-speed mixer high speed, mix to uniformly rear and double spiral shells are added
It in bar extruder, is granulated after melting extrusion, fire retardation wear-resistance nylon composite material of the present invention is made.Wherein, ultra-high molecular weight polyethylene
The substrate molecule amount of UHMWPE is 5,000,000.
The fire retardation wear-resistance nylon composite material of the present invention of embodiment 3 is prepared with the following method:
(1) surface treatment that organises is carried out to nano wearproof thermal conducting agent using coupling agent: by nanometer silicon carbide, nano-silicon nitride and
Nano aluminum nitride 1:1:1 in mass ratio mixing is made nano wearproof thermal conducting agent, and high speed is added in above-mentioned nano wearproof thermal conducting agent
In blender.Then, silane coupling agent (the gamma-aminopropyl-triethoxy silicon of above-mentioned nano wearproof thermal conducting agent quality 1.5% will be accounted for
Alkane) and ethyl alcohol 1:5 in mass ratio be configured to weak solution, be sprayed directly on nano wearproof thermal conducting agent and 10 min of high-speed stirred,
It is dried 2 hours for 120 DEG C after having handled.
(2) compatilizer UHMWPE-g-MAH is prepared using the raw materials of following mass parts: by 95 portions of ultra-high molecular weight polyethylenes,
5 parts of high density polyethylene (HDPE)s, 4 parts of maleic anhydrides and 0.1 part of cumyl peroxide are uniformly mixed in a high speed mixer together, are added
Enter in extruder reactive extrursion to get to UHMWPE-g-MAH pellet.Wherein, the substrate molecule amount of ultra-high molecular weight polyethylene is
2000000.Each section of temperature during reactive extrursion are as follows: 150 DEG C of feeding section, 170 DEG C of melt zone, 200 DEG C of conversion zone.
(3) by 5 parts through step (1) treated nano wearproof thermal conducting agent, UHMWPE-g-MAH made from 8 parts of steps (2),
68 parts of nylon66 fibers through being dried, 10 parts of UHMWPE, 0.5 part of antioxidant, 1098,0.5 part of irgasfos 168,0.25 part of maleic acid
Acid anhydride grafted polyethylene wax and 0.25 part of silicone powder pour into the stirring of high-speed mixer high speed, mix to the uniformly rear twin-screw that is added and squeeze
It out in machine, is granulated after melting extrusion, fire retardation wear-resistance nylon composite material of the present invention is made., wherein ultra-high molecular weight polyethylene
The substrate molecule amount of UHMWPE is 6,000,000.
The fire retardation wear-resistance nylon composite material of the present invention of embodiment 4, it is prepared with the following method:
(1) it uses coupling agent to carry out the surface treatment that organises to nano wearproof thermal conducting agent: being led by nano wearproof of nanometer silicon carbide
Thermit powder is added into high-speed mixer.Then, the silane coupling agent (γ-methyl of nano wearproof thermal conducting agent quality 1.5% will be accounted for
Acryloyloxypropyltrimethoxysilane) and ethyl alcohol 1:5 in mass ratio be configured to weak solution, be sprayed directly on above-mentioned nanometer and receive
Rice thermal conducting agent on and 30 min of high-speed stirred, handle after 120 DEG C drying 2 hours.
(2) compatilizer UHMWPE-g-MAH is prepared using the raw materials of following mass parts: by 85 portions of ultra-high molecular weight polyethylenes,
10 parts of low density polyethylene (LDPE)s, 5 parts of maleic anhydrides and 0.05 part of cumyl peroxide are uniformly mixed in a high speed mixer together,
Be added extruder in reactive extrursion to get arrive UHMWPE-g-MAH pellet.Wherein, the substrate molecule amount of ultra-high molecular weight polyethylene
It is 1,000,000.Each section of temperature during reactive extrursion are as follows: 145 DEG C of feeding section, 163 DEG C of melt zone, 175 DEG C of conversion zone.
(3) by 3 parts through step (1) treated nano wearproof thermal conducting agent, UHMWPE-g-MAH made from 3 parts of steps (2),
80 parts of nylon66 fibers through being dried, 12 parts of UHMWPE, 0.2 part of antioxidant, 1098,0.2 part of irgasfos 168,0.5 part of maleic acid
Acid anhydride grafted polyethylene wax and 0.5 part of silicone powder pour into the stirring of high-speed mixer high speed, mix to the uniformly rear twin-screw that is added and squeeze
It out in machine, is granulated after melting extrusion, fire retardation wear-resistance nylon composite material of the present invention is made.Wherein, ultra-high molecular weight polyethylene
The substrate molecule amount of UHMWPE is 4,000,000.
The fire retardation wear-resistance nylon composite material of the present invention of embodiment 5, it is prepared using method substantially the same manner as Example 1,
The difference is that the present embodiment is using nano-silicon nitride as nano wearproof thermal conducting agent.
The fire retardation wear-resistance nylon composite material of the present invention of embodiment 6, it is prepared using method substantially the same manner as Example 1,
The difference is that the nano wearproof thermal conducting agent of the present embodiment use by nanometer silicon carbide, nano-silicon nitride, nm-class boron nitride and
Four kinds of raw materials of nano aluminum nitride, in mass ratio 1:1:1:1 are mixed.
For the beneficial effect for further illustrating the relevant technologies feature in preparation method of the present invention, in addition spy implements following five
A comparative example:
1 preparation method of comparative example and above-described embodiment 1 are essentially identical, the difference is that: super high molecular weight is poly- in step (3)
The substrate molecule amount of ethylene UHMWPE is 1,000,000.
2 preparation method of comparative example and above-described embodiment 1 are essentially identical, the difference is that: nano wearproof thermal conducting agent is not
Surface treated nano wearproof thermal conducting agent.
3 preparation method of comparative example and above-described embodiment 1 are essentially identical, the difference is that: in step (3), by 5 parts
UHMWPE-g-MAH, 80 parts of nylon66 fibers through being dried, 15 parts of UHMWPE, 0.2 part of antioxidant, 1098,0.2 part of antioxidant
168,0.5 parts of maleic anhydride grafted polyethylene waxes and 0.5 part of silicone powder are poured into high-speed mixer, and high-speed stirred is mixed to equal
It adds twin-screw extrude after even, is granulated after melting extrusion, fire retardation wear-resistance nylon composite material is made.Wherein, super high molecular weight
The substrate molecule amount of polyethylene is 4,000,000.
4 preparation method of comparative example and above-described embodiment 1 are essentially identical, the difference is that: in step (3), 4 parts are passed through
Step (1) treated nano wearproof thermal conducting agent, 5 parts of HDPE-g-MAH, 77 parts of nylon66 fibers through being dried, 15 parts
UHMWPE, 0.2 part of antioxidant, 1098,0.2 part of irgasfos 168,0.5 part of maleic anhydride grafted polyethylene wax and 0.5 part of silicone powder
Pour into high-speed mixer, high-speed stirred, mix to uniformly after add twin-screw extrude, be granulated after melting extrusion, make
Obtain nylon composite materials.Wherein, ultra-high molecular weight polyethylene is the ultra-high molecular weight polyethylene that substrate molecule amount is 4,000,000.
5 preparation method of comparative example and above-described embodiment 1 are essentially identical, the difference is that: it is poly- by 4 parts in step (3)
Tetrafluoroethene, 5 parts of UHMWPE-g-MAH, 77 parts of nylon66 fibers through being dried, 15 parts of UHMWPE, 0.2 part of antioxidant 1098,
0.2 part of irgasfos 168,0.5 part of maleic anhydride grafted polyethylene wax and 0.5 part of silicone powder are poured into high-speed mixer, high-speed stirring
Mix, mix to uniformly after add twin-screw extrude, be granulated after melting extrusion, be made nylon composite materials.Wherein, superelevation
The substrate molecule amount of molecular weight polyethylene is 4,000,000.
GB/T 3399- is used to the heating conduction of the nylon composite materials of above-described embodiment 1-6 and comparative example 1-5 preparation
1982 tests, wear-resisting property are measured according to 0.75MPa, 48h condition, and limit PV value is surveyed using GB/T 7948-1987
Fixed, physical data is shown in Table 1.
Table 1
| Mass parts | Implement Example 1 | Implement Example 2 | Implement Example 3 | Implement Example 4 | Implement Example 5 | Implement Example 6 | Comparison Example 1 | Comparison Example 2 | Comparison Example 3 | Comparison Example 4 | Comparison Example 5 |
| Thermal conductivity/W/ (mK) | 0.43 | 0.32 | 0.50 | 0.40 | 0.42 | 0.45 | 0.39 | 0.34 | 0.24 | 0.40 | 0.26 |
| Coefficient of friction | 0.11 | 0.09 | 0.12 | 0.13 | 0.12 | 0.10 | 0.25 | 0.27 | 0.25 | 0.28 | 0.30 |
| 48 hours abrasion/um/km | 0.36 | 0.30 | 0.39 | 0.40 | 0.41 | 0.33 | 0.66 | 0.75 | 0.79 | 0.80 | 0.85 |
| Limit PV value (dry fortune Row)/N/mm2·m/s | 0.25 | 0.23 | 0.28 | 0.24 | 0.25 | 0.26 | 0.15 | 0.14 | 0.12 | 0.13 | 0.10 |
It can be seen that from upper table, fire retardation wear-resistance nylon composite material prepared by the present invention significantly improves heating conduction, wherein embodiment 3
Thermal conductivity highest, reached 0.50 W/ (mK), and comparative example preparation composite material thermal conductivity it is integrally lower.In addition,
Products of the present invention coefficient of friction is low, abrasion loss is small, and limit PV value is larger, presents excellent wear-resisting property.Cause
This, from embodiment 1-6 and comparative example 1-5 as can be seen that the present invention heating conduction improve while, composite material it is wear-resisting
Performance all increases significantly.
In material of the present invention, when nano wearproof thermal conducting agent using nanometer silicon carbide, nano-silicon nitride, nano aluminum nitride, receive
When two or more mixture of rice boron nitride, the mass ratio of each raw material is 1:1,1:1:1 or 1:1:1:1.Compatilizer
The raw material low molecular weight polyethylene for preparing of maleic anhydride grafting ultra-high molecular weight polyethylene can be using high density polyethylene (HDPE), low close
Two or three of mixture of polyethylene, linear low density polyethylene is spent, the mass ratio of each raw material is 1:1 or 1:1:1.
Claims (10)
1. a kind of fire retardation wear-resistance nylon composite material, which is characterized in that it is prepared by the raw material of following mass parts: 59~80 parts of Buddhist nuns
Dragon, 10~30 portions of ultra-high molecular weight polyethylenes, 3~10 parts of compatilizers, 1~5 part of nano wearproof thermal conducting agent, 0.5~3 part of lubrication
Agent and 0.1~1 part of antioxidant.
2. a kind of fire retardation wear-resistance nylon composite material as described in claim 1, which is characterized in that the ultra-high molecular weight polyethylene
Molecular weight >=4,000,000.
3. a kind of fire retardation wear-resistance nylon composite material as claimed in claim 1 or 2, which is characterized in that the nylon is nylon 6, Buddhist nun
One or two kinds of mixtures of dragon 66.
4. a kind of fire retardation wear-resistance nylon composite material as claimed in claim 1 or 2, which is characterized in that the nano wearproof thermal conducting agent
It is described to receive for the mixtures of the one or more of nanometer silicon carbide, nano-silicon nitride, nano aluminum nitride, nm-class boron nitride
The partial size of the wear-resisting thermal conducting agent of rice is 50~100nm.
5. a kind of fire retardation wear-resistance nylon composite material as claimed in claim 1 or 2, which is characterized in that the nano wearproof thermal conducting agent
It organises surface treatment through coupling agent.
6. a kind of fire retardation wear-resistance nylon composite material as claimed in claim 5, which is characterized in that the coupling agent is γ-aminopropyl
Triethoxysilane or γ-methacryloxypropyl trimethoxy silane.
7. a kind of fire retardation wear-resistance nylon composite material as claimed in claim 1 or 2, which is characterized in that the compatilizer is maleic acid
Acid anhydride is grafted ultra-high molecular weight polyethylene, and the raw material for preparing of the maleic anhydride grafting ultra-high molecular weight polyethylene includes supra polymer
Weight northylen, low molecular weight polyethylene, maleic anhydride and cumyl peroxide, the blended reactive extrursion of above-mentioned raw materials are made,
The molecular weight of the ultra-high molecular weight polyethylene is 100~2,000,000, and the low molecular weight polyethylene is high density polyethylene (HDPE), low
Density polyethylene, the one or two of linear low density polyethylene or three kinds of mixtures.
8. a kind of fire retardation wear-resistance nylon composite material as claimed in claim 1 or 2, which is characterized in that the lubricant is maleic acid
Acid anhydride grafted polyethylene wax and silicone powder according to mass ratio 1:1 mixture.
9. a kind of fire retardation wear-resistance nylon composite material as claimed in claim 1 or 2, which is characterized in that the antioxidant is N, N '-
Double-[3- (3,5- di-tert-butyl-hydroxy phenyl) propiono] hexamethylene diamine and phosphorous acid three (2,4- di-tert-butyl-phenyl) ester are pressed
According to the mixture of mass ratio 1:1.
10. a kind of preparation method of fire retardation wear-resistance nylon composite material, which is characterized in that it includes the following steps:
The surface treatment that organises is carried out to nano wearproof thermal conducting agent using coupling agent: high-speed stirring is added in nano wearproof thermal conducting agent
It mixes in machine, then will account for the silane coupling agent and ethyl alcohol 1:5 in mass ratio of the nano wearproof thermal conducting agent quality 0.5%~1.5%
It is configured to weak solution, simultaneously 10~30 min of high-speed stirred is sprayed directly on the nano wearproof thermal conducting agent, 120 after having handled
It is dried 2 hours under the conditions of DEG C temperature；
2. preparing compatilizer UHMWPE-g-MAH using the raw materials of following mass parts: by 80~95 portions of ultra-high molecular weight polyethylenes, 5
~15 parts of low molecular weight polyethylenes, 0.5~5 part of maleic anhydride and 0.05~0.5 part of cumyl peroxide are mixed in high speed together
In conjunction machine be uniformly mixed, then be added extruder in reactive extrursion to get arrive compatilizer UHMWPE-g-MAH pellet；The superelevation
The substrate molecule amount of molecular weight polyethylene is 100~2,000,000；Temperature during the reactive extrursion is respectively as follows: feeding section 140
~160 DEG C, 160~180 DEG C of melt zone, 180~200 DEG C of conversion zone；
3. will be through step 1. treated the nano wearproof thermal conducting agent, the step 2. compatilizer UHMWPE-g- obtained
MAH, the nylon through being dried, UHMWPE, antioxidant and lubricant pour into the stirring of high-speed mixer high speed, mix to uniform
After add twin-screw extrude, be granulated after melting extrusion, be made fire retardation wear-resistance nylon composite material.
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| CN110483990A (en) * | 2019-08-10 | 2019-11-22 | 厦门金沐实业有限公司 | A kind of hyperfrequency active RFID Internet of Things band electronic tag super-toughened nylon 66 composite material and preparation method |
| CN110551389A (en) * | 2019-10-15 | 2019-12-10 | 四川长虹电器股份有限公司 | low-cost, high-fluidity and wear-resistant PA6 material and preparation method thereof |
| CN111117223A (en) * | 2019-12-18 | 2020-05-08 | 南京聚隆科技股份有限公司 | Nylon material for automobile bearing and preparation method thereof |
| CN112430391A (en) * | 2020-11-23 | 2021-03-02 | 山东星达新材料有限公司 | Super-tough super-low temperature-resistant super-wear-resistant flexible nylon alloy material and preparation method thereof |
| CN112724671A (en) * | 2020-12-29 | 2021-04-30 | 浙江普利特新材料有限公司 | Novel bio-based high-strength wear-resistant nylon composite material and preparation method thereof |
| CN113292842A (en) * | 2021-06-05 | 2021-08-24 | 东莞市鼎誉新材料有限公司 | Modified TPU (thermoplastic polyurethane) capable of being rapidly molded and application thereof |
| CN113831620A (en) * | 2020-06-24 | 2021-12-24 | 中国石油化工股份有限公司 | High heat-resistant creep-resistant pipe composition and preparation method thereof |
| CN114163841A (en) * | 2021-11-18 | 2022-03-11 | 横店集团得邦工程塑料有限公司 | Preparation method and application of polyethylene-coated inorganic particle wear-resistant agent |
| CN115746553A (en) * | 2022-11-04 | 2023-03-07 | 汉特工程塑料（浙江）有限公司 | Special environment-friendly halogen-free flame-retardant nylon composite material for cable ties and preparation method thereof |
| CN115926446A (en) * | 2022-12-12 | 2023-04-07 | 苏州市安美材料科技有限公司 | Plastic composition for cable sheath and preparation method thereof |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110483990A (en) * | 2019-08-10 | 2019-11-22 | 厦门金沐实业有限公司 | A kind of hyperfrequency active RFID Internet of Things band electronic tag super-toughened nylon 66 composite material and preparation method |
| CN110408201A (en) * | 2019-08-18 | 2019-11-05 | 赵伟芬 | The PA66 based composites of anti-friction wear-resistant under a kind of dry friction |
| CN110551389A (en) * | 2019-10-15 | 2019-12-10 | 四川长虹电器股份有限公司 | low-cost, high-fluidity and wear-resistant PA6 material and preparation method thereof |
| CN111117223A (en) * | 2019-12-18 | 2020-05-08 | 南京聚隆科技股份有限公司 | Nylon material for automobile bearing and preparation method thereof |
| CN113831620A (en) * | 2020-06-24 | 2021-12-24 | 中国石油化工股份有限公司 | High heat-resistant creep-resistant pipe composition and preparation method thereof |
| CN112430391A (en) * | 2020-11-23 | 2021-03-02 | 山东星达新材料有限公司 | Super-tough super-low temperature-resistant super-wear-resistant flexible nylon alloy material and preparation method thereof |
| CN112724671A (en) * | 2020-12-29 | 2021-04-30 | 浙江普利特新材料有限公司 | Novel bio-based high-strength wear-resistant nylon composite material and preparation method thereof |
| CN113292842A (en) * | 2021-06-05 | 2021-08-24 | 东莞市鼎誉新材料有限公司 | Modified TPU (thermoplastic polyurethane) capable of being rapidly molded and application thereof |
| CN114163841A (en) * | 2021-11-18 | 2022-03-11 | 横店集团得邦工程塑料有限公司 | Preparation method and application of polyethylene-coated inorganic particle wear-resistant agent |
| CN115746553A (en) * | 2022-11-04 | 2023-03-07 | 汉特工程塑料（浙江）有限公司 | Special environment-friendly halogen-free flame-retardant nylon composite material for cable ties and preparation method thereof |
| CN115926446A (en) * | 2022-12-12 | 2023-04-07 | 苏州市安美材料科技有限公司 | Plastic composition for cable sheath and preparation method thereof |
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