CN117866422A - Wear-resistant nylon material and preparation method thereof - Google Patents
Wear-resistant nylon material and preparation method thereof Download PDFInfo
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- CN117866422A CN117866422A CN202311793139.1A CN202311793139A CN117866422A CN 117866422 A CN117866422 A CN 117866422A CN 202311793139 A CN202311793139 A CN 202311793139A CN 117866422 A CN117866422 A CN 117866422A
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- nylon
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- silicon dioxide
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- 239000004677 Nylon Substances 0.000 title claims abstract description 109
- 229920001778 nylon Polymers 0.000 title claims abstract description 109
- 239000000463 material Substances 0.000 title claims abstract description 77
- 238000002360 preparation method Methods 0.000 title claims abstract description 24
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical class O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 106
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 35
- 239000002994 raw material Substances 0.000 claims abstract description 26
- -1 tetrafluoroborate Chemical compound 0.000 claims abstract description 23
- PBIDWHVVZCGMAR-UHFFFAOYSA-N 1-methyl-3-prop-2-enyl-2h-imidazole Chemical compound CN1CN(CC=C)C=C1 PBIDWHVVZCGMAR-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000002253 acid Substances 0.000 claims abstract description 12
- 239000004094 surface-active agent Substances 0.000 claims abstract description 12
- 238000005303 weighing Methods 0.000 claims abstract description 10
- 238000001125 extrusion Methods 0.000 claims abstract description 6
- 238000001816 cooling Methods 0.000 claims abstract description 4
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 32
- 238000005299 abrasion Methods 0.000 claims description 16
- 239000003365 glass fiber Substances 0.000 claims description 16
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 10
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- ITCAUAYQCALGGV-XTICBAGASA-M sodium;(1r,4ar,4br,10ar)-1,4a-dimethyl-7-propan-2-yl-2,3,4,4b,5,6,10,10a-octahydrophenanthrene-1-carboxylate Chemical group [Na+].C([C@@H]12)CC(C(C)C)=CC1=CC[C@@H]1[C@]2(C)CCC[C@@]1(C)C([O-])=O ITCAUAYQCALGGV-XTICBAGASA-M 0.000 claims description 5
- 238000013329 compounding Methods 0.000 claims description 4
- 238000007580 dry-mixing Methods 0.000 claims description 3
- 239000000155 melt Substances 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 238000013019 agitation Methods 0.000 claims 2
- 235000012239 silicon dioxide Nutrition 0.000 abstract description 23
- 230000009286 beneficial effect Effects 0.000 abstract description 9
- 238000005469 granulation Methods 0.000 abstract 1
- 230000003179 granulation Effects 0.000 abstract 1
- 238000003756 stirring Methods 0.000 description 20
- 230000000052 comparative effect Effects 0.000 description 13
- 238000001514 detection method Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000000967 suction filtration Methods 0.000 description 6
- 239000002585 base Substances 0.000 description 5
- 239000002131 composite material Substances 0.000 description 5
- 238000002156 mixing Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- WWVMHGUBIOZASN-UHFFFAOYSA-N 1-methyl-3-prop-2-enylimidazol-1-ium Chemical compound CN1C=C[N+](CC=C)=C1 WWVMHGUBIOZASN-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920002292 Nylon 6 Polymers 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 229920000891 common polymer Polymers 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 238000010668 complexation reaction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000010954 inorganic particle Substances 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000011146 organic particle Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to the field of nylon materials, and particularly discloses a wear-resistant nylon material and a preparation method thereof. The wear-resistant nylon material is prepared from the following raw materials in parts by mass: 100 parts of nylon, 4-8 parts of 1-allyl-3-methylimidazole tetrafluoroborate and 6-10 parts of modified silicon dioxide; the preparation method of the modified silicon dioxide comprises the following steps: the silica is first treated with an acid and then the acidified silica is reacted with a surfactant. The preparation method of the wear-resistant nylon material comprises the steps of raw material weighing, melt extrusion, cooling granulation and the like. According to the invention, through the treatment with acid and surfactant, the compatibility of the silicon dioxide and the nylon base material is improved, so that the wear-resistant advantage of the silicon dioxide can be better endowed to the nylon material; meanwhile, the addition of the 1-allyl-3-methylimidazole tetrafluoroborate is beneficial to further improving the compatibility of the modified silicon dioxide and the nylon base material, and further improving the wear resistance of the nylon material.
Description
Technical Field
The invention relates to the field of nylon materials, in particular to a wear-resistant nylon material and a preparation method thereof.
Background
Nylon (PA) has excellent mechanical properties and better electrical properties, and also has the advantages of wear resistance, oil resistance, solvent resistance, self-wetting property, self-extinguishing property, corrosion resistance, good processability and the like, so that the nylon has wide application. Nylon has much higher surface energy than common polymer materials, has larger adhesion when contacted with some substances, has larger friction coefficient, but has more common wear resistance; in some applications the abrasion resistance of nylon is not satisfactory.
In order to improve the material performance and overcome the defects of nylon materials, the related technology adopts block, grafting, blending and other methods to carry out chemical and physical modification on nylon. Wherein, the physical modification mainly comprises adding various fillers to enhance various properties; fillers include fibers, inorganic particles, organic particles, and the like. However, from the current technology, the abrasion resistance of the nylon material obtained by physical modification has room for improvement.
Disclosure of Invention
In order to improve the wear resistance of the nylon material, the invention provides a wear-resistant nylon material and a preparation method thereof.
In a first aspect, a wear-resistant nylon material is provided, and the following technical scheme is adopted:
the wear-resistant nylon material is prepared from the following raw materials in parts by mass: 100 parts of nylon, 4-8 parts of 1-allyl-3-methylimidazole tetrafluoroborate and 6-10 parts of modified silicon dioxide; the preparation method of the modified silicon dioxide comprises the following steps: the silica is first treated with an acid and then the acidified silica is reacted with a surfactant.
By adopting the technical scheme, the affinity of the surface of the silicon dioxide is improved and the compatibility of the silicon dioxide and the nylon base material is improved through the treatment with the acid and the surfactant, so that the wear-resistant advantage of the silicon dioxide can be better endowed to the nylon material; meanwhile, the addition of the 1-allyl-3-methylimidazole tetrafluoroborate can further improve the compatibility of the modified silicon dioxide and the nylon base material through the cooperation between the modified silicon dioxide and the nylon base material, and further improve the wear resistance of the nylon material.
As a preferred embodiment, the acid is hydrochloric acid.
As a preferred embodiment, the surfactant is sodium abietate.
As a preferred embodiment, the acid is reacted with silica by ultrasonic-stirring compounding, and the acidified silica is reacted with a surfactant by ultrasonic-stirring compounding.
As a preferable scheme, the aluminum chloride alloy also comprises 6-9 parts by mass of aluminum chloride.
By adopting the technical scheme, aluminum chloride can carry out complexation reaction with the molecular chains of nylon, so that the nylon molecular chains can be limited, the nylon composite material can form a network-shaped molecular structure, and the method has positive significance for improving the wear resistance of the nylon material.
As a preferable scheme, the glass fiber composite material also comprises 10-20 parts by mass of glass fiber.
By adopting the technical scheme, the wear-resistant performance of the nylon material is improved.
As a more preferable mode, the cross section of the glass fiber is elliptical.
By adopting the technical scheme, the addition of the glass fiber with the oval cross section reduces the orientation of the nylon material and is beneficial to the optimization of the mechanical property of the nylon material.
As a preferable scheme, the magnesium carbonate further comprises 5-10 parts by mass of anhydrous magnesium carbonate.
In a second aspect, the preparation method of the wear-resistant nylon material is provided, and the following technical scheme is adopted:
the preparation method of the wear-resistant nylon material comprises the following steps:
weighing the raw materials according to a formula, and dry-mixing to obtain a mixed raw material;
introducing the mixed raw materials into a melt extrusion device, and obtaining a blank through melting, extrusion and cooling;
and granulating the blank in granulating equipment to obtain the wear-resistant nylon material.
By adopting the technical scheme, nylon, 1-allyl-3-methylimidazole tetrafluoroborate and modified silicon dioxide are effectively compounded together, so that the wear resistance of the obtained nylon composite material is improved.
In summary, the invention has at least the following beneficial technical effects:
1. according to the invention, through the treatment with acid and surfactant, the compatibility of the silicon dioxide and the nylon base material is improved, so that the wear-resistant advantage of the silicon dioxide can be better endowed to the nylon material; meanwhile, the addition of the 1-allyl-3-methylimidazole tetrafluoroborate is beneficial to further improving the compatibility of the modified silicon dioxide and the nylon base material, and further improving the wear resistance of the nylon material.
2. According to the invention, aluminum chloride is introduced, so that the nylon composite material is beneficial to forming a network-shaped molecular structure, and the abrasion resistance of the nylon material is improved.
3. The cross section of the glass fiber provided by the invention adopts an ellipse shape, which is beneficial to reducing the orientation of the nylon material, thereby being beneficial to improving the mechanical property and the wear resistance of the nylon material.
Detailed Description
The present invention will be described in further detail with reference to examples.
Preparation example 1
The preparation example discloses a preparation method of modified silicon dioxide, which comprises the following steps:
and P1, weighing 300g of silicon dioxide and 2000mL of 25wt% hydrochloric acid solution according to a formula, and putting the two into a reaction vessel for uniform mixing. Wherein the model of the silicon dioxide is GCL-20.
P2, placing the materials uniformly mixed in the P1 into ultrasonic waves at the temperature of 75 ℃ and stirring for 90min; wherein, the stirring speed is controlled at 120rpm, and the ultrasonic frequency is controlled at 30kHz. After that, the ultrasonic wave was turned off and the stirring speed was increased to 300rpm for stirring for 180min.
And P3, repeating the process of P2 for three times, and then carrying out suction filtration and cleaning to obtain the acidified silicon dioxide.
And P4, weighing 300g of acidified silicon dioxide and 100g of sodium abietate according to the formula, and putting the two into a reaction vessel to be uniformly mixed.
And P5, placing the materials uniformly mixed in the P4 into ultrasonic waves at 70 ℃ for stirring for 300min, wherein the stirring speed is controlled at 100rpm, and the ultrasonic frequency is controlled at 20kHz. And then carrying out suction filtration, cleaning and drying to obtain the modified silicon dioxide.
Preparation example 2
The preparation example discloses a preparation method of modified silicon dioxide, which comprises the following steps:
and P1, weighing 500g of silicon dioxide and 2500mL of 30wt% hydrochloric acid solution according to a formula, and putting the two into a reaction vessel for uniform mixing. Wherein the model of the silicon dioxide is GCL-20.
P2, placing the materials uniformly mixed in the P1 under the condition of 85 ℃ and stirring for 100min; wherein, the stirring speed is controlled at 110rpm, and the ultrasonic frequency is controlled at 25kHz. After that, the ultrasonic wave was turned off and the stirring speed was increased to 250rpm for stirring for 240min.
And P3, repeating the process of P2 for five times, and then carrying out suction filtration and cleaning to obtain the acidified silicon dioxide.
And P4, weighing 500g of acidified silicon dioxide and 250g of sodium abietate according to the formula, and putting the two into a reaction vessel to be uniformly mixed.
And P5, placing the materials uniformly mixed in the P4 into ultrasonic waves at the temperature of 75 ℃ for stirring for 240min, wherein the stirring speed is controlled at 120rpm, and the ultrasonic frequency is controlled at 30kHz. And then carrying out suction filtration, cleaning and drying to obtain the modified silicon dioxide.
Preparation example 3
The preparation example discloses a preparation method of modified silicon dioxide, which comprises the following steps:
and P1, weighing 400g of silicon dioxide and 3000mL of 20wt% hydrochloric acid solution according to a formula, and putting the two into a reaction vessel for uniform mixing. Wherein the model of the silicon dioxide is GCL-20.
P2, placing the materials uniformly mixed in the P1 into ultrasonic waves at 70 ℃ and stirring for 120min; wherein, the stirring speed is controlled at 135rpm, and the ultrasonic frequency is controlled at 35kHz. After that, the ultrasonic wave was turned off and the stirring speed was increased to 350rpm for stirring for 180min.
P3, repeating P2 four times, and then carrying out suction filtration and cleaning to obtain the acidified silicon dioxide.
And P4, weighing 400g of acidified silicon dioxide and 270g of sodium abietate according to the formula, and putting the two into a reaction vessel to be uniformly mixed.
And P5, placing the materials uniformly mixed in the P4 into ultrasonic waves at the temperature of 85 ℃ for stirring for 200min, wherein the stirring speed is controlled at 130rpm, and the ultrasonic frequency is controlled at 25kHz. And then carrying out suction filtration, cleaning and drying to obtain the modified silicon dioxide.
Example 1
The embodiment discloses a wear-resistant nylon material, which is prepared from the following raw materials: nylon 100kg, 1-allyl-3-methylimidazole tetrafluoroborate 4kg and modified silica 6kg.
Wherein: nylon is medium-viscosity nylon 6, and the flow rate under the conditions of 235 ℃ and 2.16kg load is 1.5-4.0g/10min. The modified silica was prepared in preparation example 1.
The silicon dioxide modified by the acid and the surfactant has good compatibility with nylon, and meanwhile, the 1-allyl-3-methylimidazole tetrafluoroborate can also have synergistic effect with the modified silicon dioxide and nylon, so that the compatibility of the silicon dioxide and a nylon substrate is further improved; therefore, the wear-resistant advantage of the silicon dioxide is well endowed with the nylon material, so that the wear resistance of the nylon material is greatly improved.
The embodiment 1 also discloses a preparation method of the wear-resistant nylon material, which comprises the following steps:
s1, accurately weighing 100kg of nylon, 4kg of 1-allyl-3-methylimidazole tetrafluoroborate and 6kg of modified silicon dioxide according to a formula, and dry-mixing the raw materials for 20min to obtain a mixed raw material.
S2, introducing the mixed raw materials into a double-screw melt extruder for melt extrusion. Wherein, each work area temperature of extruder is: the temperature of the first zone is 220-230 ℃, the temperature of the second zone is 230-240 ℃, the temperature of the third zone is 230-240 ℃, the temperature of the fourth zone is 240-250 ℃, the temperature of the fifth zone is 250-260 ℃, the temperature of the sixth zone is 260-270 ℃, the temperature of the seventh zone is 270-280 ℃, the temperature of the eighth zone is 270-280 ℃, the temperature of the ninth zone is 260-270 ℃, the temperature of the tenth zone is 260-270 ℃, and the twin-screw rotating speed is 200rpm (in other embodiments, any value between 180-250rpm can be selected).
S3, placing the materials extruded in the double-screw melt extruder into room temperature for cooling to obtain blanks.
S4, granulating the blank by a granulator to obtain the wear-resistant nylon material.
Example 2
This embodiment is substantially the same as embodiment 1 except that: the modified silica was prepared in preparation example 2.
Example 3
This embodiment is substantially the same as embodiment 1 except that: the modified silica was prepared in preparation example 3.
Examples 4 to 5
Examples 4-5 are substantially identical to example 3, except that: the proportion of the raw materials is different.
The method comprises the following steps:
in example 4, the raw materials are as follows: nylon 100kg, 1-allyl-3-methylimidazole tetrafluoroborate 6kg and modified silica 8kg.
In example 5, the raw materials are as follows: nylon 100kg, 1-allyl-3-methylimidazole tetrafluoroborate 8kg and modified silica 10kg.
Examples 6 to 7
Examples 6-7 are substantially identical to example 4, except that: aluminum chloride was added.
The aluminum chloride has the effect of complexing with nylon molecular chains, can limit the nylon molecular chains, and promotes the obtained nylon composite material to form a network-shaped molecular structure, thereby being beneficial to improving the wear resistance of the nylon material.
Wherein:
in the embodiment 6, the specific proportions of the raw materials are as follows: nylon 100kg, 1-allyl-3-methylimidazole tetrafluoroborate 6kg, modified silica 8kg, and aluminum chloride 6kg. In S1 of the production method, aluminum chloride is mixed with nylon or the like.
In the embodiment 7, the specific proportions of the raw materials are as follows: nylon 100kg, 1-allyl-3-methylimidazole tetrafluoroborate 6kg, modified silica 8kg, and aluminum chloride 9kg. In S1 of the production method, aluminum chloride is mixed with nylon or the like.
Examples 8 to 9
Examples 8-9 are substantially identical to example 6, except that: glass fibers were added. Specifically, the glass fiber has an elliptic cross section and a density of 2.2-2.66g/cm 3 . The cross section of the glass fiber is elliptical, which is favorable for reducing the orientation of the nylon material and improving the mechanical property of the nylon material.
Wherein:
in the embodiment 8, the specific proportions of the raw materials are as follows: nylon 100kg, 1-allyl-3-methylimidazole tetrafluoroborate 6kg, modified silica 8kg, aluminum chloride 6kg, and glass fiber 10kg. The glass fiber is mixed with nylon or the like in S1 of the production method.
In the embodiment 9, the specific proportions of the raw materials are as follows: nylon 100kg, 1-allyl-3-methylimidazole tetrafluoroborate 6kg, modified silica 8kg, aluminum chloride 6kg, and glass fiber 20kg. The glass fiber is mixed with nylon or the like in S1 of the production method.
Examples 10 to 11
Examples 10-11 are substantially identical to example 8, except that: anhydrous magnesium carbonate was added. The anhydrous magnesium carbonate can absorb heat and decompose to generate carbon dioxide during combustion, and can play a role in flame retardance.
Wherein:
in the embodiment 10, the specific proportions of the raw materials are as follows: nylon 100kg, 1-allyl-3-methylimidazole tetrafluoroborate 6kg, modified silica 8kg, aluminum chloride 6kg, glass fiber 10kg, and anhydrous magnesium carbonate 5kg. In S1 of the production method, anhydrous magnesium carbonate is mixed with nylon or the like.
In the embodiment 11, the specific proportions of the raw materials are as follows: nylon 100kg, 1-allyl-3-methylimidazole tetrafluoroborate 6kg, modified silica 8kg, aluminum chloride 6kg, glass fiber 10kg, and anhydrous magnesium carbonate 10kg. In S1 of the production method, anhydrous magnesium carbonate is mixed with nylon or the like.
Comparative example 1
This comparative example discloses a wear resistant nylon material, which is substantially the same as example 4; the difference is that: does not contain modified silica. The specific proportion of the raw materials is as follows: nylon 100kg and 1-allyl-3-methylimidazolium tetrafluoroborate 6kg.
Comparative example 2
This comparative example discloses a wear resistant nylon material, which is substantially the same as example 4; the difference is that: containing unmodified silica. The specific proportion of the raw materials is as follows: nylon 100kg, 1-allyl-3-methylimidazole tetrafluoroborate 6kg, and silica 8kg.
Comparative example 3
This comparative example discloses a wear resistant nylon material, which is substantially the same as example 4; the difference is that: does not contain 1-allyl-3-methylimidazole tetrafluoroborate. The specific proportion of the raw materials is as follows: nylon 100kg and modified silica 8kg.
Performance detection
The abrasion resistant nylon materials obtained in examples 1 to 11 and comparative examples 1 to 3 were subjected to performance test, and the test results are shown in Table 1.
1. Tensile strength test: detection is performed with reference to standard ISO 527-2; wherein: the span was 50mm and the speed was 50mm/min.
2. Bending strength test: detection is performed with reference to standard ISO 178; wherein: the span is 64mm and the speed is 14mm/min.
2. Flexural modulus test: detection is performed with reference to standard ISO 178; wherein: the span was 64mm and the speed was 2mm/min.
3. Notched impact strength test: detection is performed with reference to standard ISO 179-1; wherein the span is 62mm.
4. Abrasion resistance test: detecting according to standard GB/T3960-2016; the smaller the abrasion amount, the better the abrasion resistance, characterized by the abrasion amount.
The detection results are as follows:
TABLE 1 Performance test of Nylon materials obtained in examples 1 to 11 and comparative examples 1 to 3
From the detection results, it can be found that:
the wear-resistant nylon material obtained by each embodiment of the invention is less than or equal to 1.15mg, and has good wear resistance; meanwhile, each wear-resistant nylon material also shows good mechanical properties (tensile strength is more than or equal to 81MPa, bending strength is more than or equal to 92MPa, and bending modulus is more than or equal to 3385 MPa).
The test results of comparative example 4 and comparative examples 1 to 2 can be found that: the addition of the silicon dioxide is beneficial to improving the wear resistance of the nylon material, and the modified silicon dioxide can be adopted to more remarkably improve the wear resistance of the nylon material; this is because the modified silica modified by the acid, surfactant has better compatibility with nylon, thus giving the nylon material better abrasion resistance.
The test results of comparative example 4 and comparative example 3 can be found that: the addition of the 1-allyl-3-methylimidazole tetrafluoroborate is helpful for improving the wear resistance of the nylon material; this is because 1-allyl-3-methylimidazolium tetrafluoroborate helps to improve the compatibility of silica and nylon materials.
The test results of comparative examples 4,6-7 can be found: the addition of aluminum chloride is helpful to improve the mechanical property and the wear resistance of the nylon material.
The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.
Claims (9)
1. The wear-resistant nylon material is characterized in that: the material is prepared from the following raw materials in parts by mass: 100 parts of nylon, 4-8 parts of 1-allyl-3-methylimidazole tetrafluoroborate and 6-10 parts of modified silicon dioxide; the preparation method of the modified silicon dioxide comprises the following steps: the silica is first treated with an acid and then the acidified silica is reacted with a surfactant.
2. The abrasion resistant nylon material of claim 1, wherein: the acid is hydrochloric acid.
3. The abrasion resistant nylon material of claim 1, wherein: the surfactant is sodium abietate.
4. The abrasion resistant nylon material of claim 1, wherein: the acid is reacted with the silica by ultrasonic-agitation compounding and the acidified silica is reacted with the surfactant by ultrasonic-agitation compounding.
5. The abrasion resistant nylon material according to any one of claims 1-4, wherein: also comprises 6-9 parts by mass of aluminum chloride.
6. The abrasion resistant nylon material according to any one of claims 1-4, wherein: also comprises 10-20 parts by mass of glass fiber.
7. The abrasion resistant nylon material of claim 6, wherein: the cross section of the glass fiber is elliptical.
8. The abrasion resistant nylon material according to any one of claims 1-4, wherein: also comprises 5-10 parts by mass of anhydrous magnesium carbonate.
9. The method for preparing the wear-resistant nylon material as claimed in claim 1, which is characterized in that: the method comprises the following steps:
weighing the raw materials according to a formula, and dry-mixing to obtain a mixed raw material;
introducing the mixed raw materials into a melt extrusion device, and obtaining a blank through melting, extrusion and cooling;
and granulating the blank in granulating equipment to obtain the wear-resistant nylon material.
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| CN202311793139.1A CN117866422A (en) | 2023-12-25 | 2023-12-25 | Wear-resistant nylon material and preparation method thereof |
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| CN202311793139.1A CN117866422A (en) | 2023-12-25 | 2023-12-25 | Wear-resistant nylon material and preparation method thereof |
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