CN118325326A - Hydrolysis-resistant corrosion-resistant wire harness material and preparation method thereof - Google Patents
Hydrolysis-resistant corrosion-resistant wire harness material and preparation method thereof Download PDFInfo
- Publication number
- CN118325326A CN118325326A CN202410515537.5A CN202410515537A CN118325326A CN 118325326 A CN118325326 A CN 118325326A CN 202410515537 A CN202410515537 A CN 202410515537A CN 118325326 A CN118325326 A CN 118325326A
- Authority
- CN
- China
- Prior art keywords
- parts
- resistant
- wire harness
- hydrolysis
- harness material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000463 material Substances 0.000 title claims abstract description 66
- 238000005260 corrosion Methods 0.000 title claims abstract description 44
- 230000007797 corrosion Effects 0.000 title claims abstract description 44
- 230000007062 hydrolysis Effects 0.000 title claims abstract description 39
- 238000006460 hydrolysis reaction Methods 0.000 title claims abstract description 39
- 238000002360 preparation method Methods 0.000 title claims abstract description 25
- -1 polypropylene Polymers 0.000 claims abstract description 63
- 239000011347 resin Substances 0.000 claims abstract description 34
- 229920005989 resin Polymers 0.000 claims abstract description 34
- 229920002635 polyurethane Polymers 0.000 claims abstract description 23
- 239000004814 polyurethane Substances 0.000 claims abstract description 23
- 229920002725 thermoplastic elastomer Polymers 0.000 claims abstract description 23
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 20
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 20
- 239000004695 Polyether sulfone Substances 0.000 claims abstract description 17
- 239000004743 Polypropylene Substances 0.000 claims abstract description 17
- 229920001610 polycaprolactone Polymers 0.000 claims abstract description 17
- 229920006393 polyether sulfone Polymers 0.000 claims abstract description 17
- 229920001155 polypropylene Polymers 0.000 claims abstract description 17
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 17
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 17
- 239000004952 Polyamide Substances 0.000 claims abstract description 16
- 229920002647 polyamide Polymers 0.000 claims abstract description 16
- 239000000126 substance Substances 0.000 claims abstract description 6
- 239000000835 fiber Substances 0.000 claims description 27
- 238000003756 stirring Methods 0.000 claims description 27
- 239000004698 Polyethylene Substances 0.000 claims description 22
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 22
- FFBGYFUYJVKRNV-UHFFFAOYSA-N boranylidynephosphane Chemical compound P#B FFBGYFUYJVKRNV-UHFFFAOYSA-N 0.000 claims description 22
- 239000002134 carbon nanofiber Substances 0.000 claims description 22
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 22
- 229920000573 polyethylene Polymers 0.000 claims description 22
- 239000003963 antioxidant agent Substances 0.000 claims description 20
- 230000003078 antioxidant effect Effects 0.000 claims description 20
- 239000002994 raw material Substances 0.000 claims description 18
- 239000004014 plasticizer Substances 0.000 claims description 17
- 239000012744 reinforcing agent Substances 0.000 claims description 17
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 238000002844 melting Methods 0.000 claims description 15
- 230000008018 melting Effects 0.000 claims description 15
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 14
- 239000003063 flame retardant Substances 0.000 claims description 14
- YHMYGUUIMTVXNW-UHFFFAOYSA-N 1,3-dihydrobenzimidazole-2-thione Chemical compound C1=CC=C2NC(S)=NC2=C1 YHMYGUUIMTVXNW-UHFFFAOYSA-N 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 12
- 239000000377 silicon dioxide Substances 0.000 claims description 11
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 10
- AMTWCFIAVKBGOD-UHFFFAOYSA-N dioxosilane;methoxy-dimethyl-trimethylsilyloxysilane Chemical compound O=[Si]=O.CO[Si](C)(C)O[Si](C)(C)C AMTWCFIAVKBGOD-UHFFFAOYSA-N 0.000 claims description 10
- 229940083037 simethicone Drugs 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 9
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 239000000178 monomer Substances 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 9
- 239000010703 silicon Substances 0.000 claims description 9
- 239000002904 solvent Substances 0.000 claims description 9
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 7
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 229920006037 cross link polymer Polymers 0.000 claims description 6
- 230000005496 eutectics Effects 0.000 claims description 6
- 239000002121 nanofiber Substances 0.000 claims description 6
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 6
- 238000005303 weighing Methods 0.000 claims description 6
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 229920002545 silicone oil Polymers 0.000 claims description 4
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 claims description 3
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 claims description 3
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 3
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 claims description 3
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims description 3
- 238000001354 calcination Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- BJAJDJDODCWPNS-UHFFFAOYSA-N dotp Chemical compound O=C1N2CCOC2=NC2=C1SC=C2 BJAJDJDODCWPNS-UHFFFAOYSA-N 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000010894 electron beam technology Methods 0.000 claims description 3
- 239000000374 eutectic mixture Substances 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 3
- 229920001911 maleic anhydride grafted polypropylene Polymers 0.000 claims description 3
- 238000010309 melting process Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 235000012424 soybean oil Nutrition 0.000 claims description 3
- 239000003549 soybean oil Substances 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 239000012856 weighed raw material Substances 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 2
- SNRUBQQJIBEYMU-UHFFFAOYSA-N dodecane Chemical compound CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 abstract description 4
- 230000002195 synergetic effect Effects 0.000 abstract description 4
- 230000032683 aging Effects 0.000 abstract description 3
- 230000007774 longterm Effects 0.000 abstract description 2
- 150000003839 salts Chemical class 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 239000000843 powder Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229920002292 Nylon 6 Polymers 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- KWKXNDCHNDYVRT-UHFFFAOYSA-N dodecylbenzene Chemical compound CCCCCCCCCCCCC1=CC=CC=C1 KWKXNDCHNDYVRT-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000011863 silicon-based powder Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to the technical field of wire harness material preparation, and discloses a hydrolysis-resistant and corrosion-resistant wire harness material and a preparation method thereof, wherein the added polyethersulfone, polyphenyl-1, 2, 4-triazine and poly epsilon-caprolactone can endow the poly dodecane di hexamethylene diamine with long-term stable chemical corrosion resistance and hydrolysis resistance, particularly high-temperature water, acid-base salt and other severe environments with corrosive media, prolongs the service life of the wire harness material, is suitable for automobile wire harness materials, has excellent performances of wear resistance, corrosion resistance, electromagnetic interference resistance, flame retardance, ageing resistance and the like, and has good stability in the preparation process; the formula of the wire harness material optimizes the proportion of each component to achieve the optimal synergistic effect, and is compounded with polyamide, polyvinyl chloride resin, polypropylene resin, polyurethane thermoplastic elastomer and polytetrafluoroethylene, so that the wire harness material has better corrosion resistance.
Description
Technical Field
The invention relates to the technical field of wire harness material preparation, in particular to a hydrolysis-resistant corrosion-resistant wire harness material and a preparation method thereof.
Background
The automobile wire harness is a network main body of an automobile circuit, is connected with electric and electronic components of the automobile and enables the automobile circuit to function, no wire harness exists, and at present, no matter the automobile wire harness is an advanced luxury automobile or an economic common automobile, the wire harness is basically the same in braiding form and consists of wires, connectors and wrapping adhesive tapes, so that the electric signal transmission is ensured, and the reliability of the connecting circuit is ensured.
Factors affecting the quality of the wire harness generally comprise wires, an insulating sheath, a wiring terminal and binding materials, the wire harness binding plays roles of wear resistance, flame retardance, corrosion resistance, interference prevention, noise reduction and appearance beautification, the binding materials are generally selected according to the working environment and the space size, the formula of the wire harness material with the application number of CN202010198547.2, which is wear-resistant and corrosion-resistant, optimizes the proportion among the components, achieves the optimal synergistic effect, and the Sialon ceramic powder is used as an antiwear agent, so that the wire harness material has excellent wear resistance; the composite polyamide 6, polyvinyl chloride resin, polypropylene resin, polyurethane thermoplastic elastomer and polytetrafluoroethylene have excellent corrosion resistance, and the magnetic carbon nanofiber has an effective electromagnetic interference resistance effect, and the preparation method is simple and has high process controllability.
However, when in actual use, the current wire harness material cannot have the functions of wear resistance, high temperature resistance, corrosion resistance, insulation, flame retardance, noise reduction, marking and the like, and when the current automobile wire harness is used, the overall operation stability is poor, meanwhile, the overall high temperature resistance is poor, the current wire harness material cannot bear larger temperature for a long time, cannot be quickly adapted to use in different working environments, the service life of the wire harness is shortened, the current wire harness insulation effect is poor, signals of adjacent wire harnesses cannot be blocked, the current wire harness is extremely easy to be interfered by external signals, and the operation precision of the wire harness is reduced.
Therefore, we propose a hydrolysis-resistant corrosion-resistant wire harness material and a preparation method thereof.
Disclosure of Invention
The invention aims to provide a hydrolysis-resistant corrosion-resistant wire harness material and a preparation method thereof, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: a hydrolysis-resistant corrosion-resistant wire harness material is prepared from the following raw materials in parts by weight: 40-50 parts of polyamide, 30-40 parts of polyvinyl chloride resin, 10-20 parts of polypropylene resin, 10-15 parts of polyurethane thermoplastic elastomer, 5-10 parts of polytetrafluoroethylene, 5-8 parts of wear-resistant agent, 10-20 parts of magnetic carbon nanofiber, 5-10 parts of dimethyl silicone oil, 40-50 parts of polydioxanedihexanediamine, 15-25 parts of polyethersulfone, 10-15 parts of polyphenyl-1, 2, 4-triazine, 10-15 parts of polyepsilon caprolactone, 20-30 parts of silica micropowder, 12-15 parts of polyethylene, 20-30 parts of high temperature resistant fiber, 10-20 parts of boron phosphide, 1-2 parts of antioxidant MB, 1-3 parts of flame retardant, 1-5 parts of plasticizer, 2-4 parts of compatilizer, 2-4 parts of antioxidant and 1-3 parts of toner.
Preferably, the combination of the silicon micropowder, the polyethylene, the high-temperature resistant fiber, the boron phosphide, the high-temperature resistant adhesive and the sulfide is prepared into a reinforcing agent, and the preparation method of the reinforcing agent is as follows: the preparation method comprises the steps of weighing silicon micropowder, polyethylene, high-temperature resistant fiber, boron phosphide, high-temperature resistant adhesive and sulfide according to parts by weight for later use, putting the weighed raw materials into a heating furnace for melting, starting the melting furnace to heat to 150-200 ℃ for 2-2.5 hours, thoroughly melting all the components, and uniformly stirring the internal components by a synchronous stirrer in the heating and melting process to obtain the reinforcing agent.
Preferably, the high-temperature resistant fiber adopts 954OD bonding and sealing high-expansion materials, has high melting point and softening point, and has good hydrolysis resistance, chemical resistance and other performances.
Preferably, the preparation method of the magnetic carbon nanofiber comprises the following steps:
(1) Dissolving monomer 1,3, 5-tribromobenzyl in cyclohexane solvent to obtain solution A;
(2) Adding the solution A into a three-mouth bottle containing methyl silicone oil, starting stirring for 10min, and adding a solvent with or without ferric trichloride dissolved therein;
(3) Reacting the system for 8 hours at the temperature of 80 ℃, cooling to room temperature, and performing centrifugal separation and solvent cleaning twice to obtain hybrid super-crosslinked polymer nanofibers;
(4) Calcining the obtained hybrid super-crosslinked polymer nanofiber for 8 hours at 500 ℃ under vacuum, and cooling to room temperature along with a furnace to obtain the magnetic carbon nanofiber.
Preferably, the mass fraction of the monomer 1,3, 5-tribromobenzyl is 4% -6%, and the volume ratio of the solution A to the methyl silicone oil is 1:5, a step of; the mass ratio of the anhydrous ferric trichloride to the monomer is 1:3; the mass fraction of the anhydrous ferric trichloride is 4%.
Preferably, the plasticizer is one or more of dioctyl phthalate DOTP, epoxidized soybean oil and DOS.
Preferably, the compatilizer is maleic anhydride grafted polypropylene or maleic anhydride grafted polyvinyl chloride.
Preferably, the antioxidant is one or more of antioxidant 1010, antioxidant BHT and bisphenol A.
A preparation method of hydrolysis-resistant corrosion-resistant wire harness material comprises the following specific steps:
s1: adding polyamide, polyvinyl chloride resin and polypropylene resin into a high-speed mixer according to the formula proportion, mixing, and stirring at the speed of 200-250r/min for 15-20min to obtain a mixture;
S2: adding an antiwear agent, polytetrafluoroethylene, simethicone, an antioxidant MB, a flame retardant, a plasticizer, a compatilizer, an antioxidant and toner into the mixture obtained in the step S1 according to the formula proportion, continuously stirring until the mixture is uniform, then increasing the rotating speed of a mixer to 300-350r/min, adding a polyurethane thermoplastic elastomer and magnetic carbon nano fibers according to the formula proportion, and stirring for 20-30min to obtain a eutectic;
S3: adding the polydodecyl hexamethylenediamine, the polyethersulfone, the polyphenyl-1, 2, 4-triazine and the poly epsilon-caprolactone into a high-speed stirrer, stirring until the temperature of the materials reaches 55-75 ℃, transferring into a low-speed cooling stirrer, stirring until the temperature of the materials reaches 30-40 ℃, introducing the materials into the eutectic, and stirring for 30 minutes;
s4: weighing silicon micropowder, polyethylene, high-temperature resistant fiber and boron phosphide according to the formula proportion, putting into a heating furnace for melting, preparing a reinforcing agent, and then introducing the cooled reinforcing agent into a eutectic mixture for stirring for 20 minutes to obtain a wire harness raw material;
S5: plasticizing and granulating the wire harness raw materials in a double-screw extruder, and performing melt extrusion, bracing, air cooling, granulating and drying to obtain a hydrolysis-resistant and corrosion-resistant wire harness material;
S6: the polyurethane thermoplastic elastomer is extruded on the surface of the wire harness material, and the polyurethane thermoplastic elastomer is crosslinked to form an insulating layer through electron beam irradiation.
Preferably, the plasticizing granulation temperature in step S5 is 145-155 degrees in the first zone, 155-160 degrees in the second zone, 160-165 degrees in the third zone, 165-175 degrees in the fourth zone, 175-185 degrees in the fifth zone, 185-200 degrees in the sixth zone, and 180-190 degrees in the seventh zone.
Compared with the prior art, the invention has the beneficial effects that:
1. The invention has excellent performances of wear resistance, corrosion resistance, electromagnetic interference resistance, flame retardance, aging resistance and the like, and the stability of the preparation process is good; the formula of the wire harness material optimizes the proportion of each component to achieve the optimal synergistic effect, and is compounded with polyamide, polyvinyl chloride resin, polypropylene resin, polyurethane thermoplastic elastomer and polytetrafluoroethylene, so that the wire harness material has better corrosion resistance.
2. The polyether sulfone, the polyphenyl-1, 2, 4-triazine and the poly epsilon-caprolactone added in the invention can endow the poly dodecyl diacylhydrazine diamine with the capability of long-term stable resistance to chemical corrosion and hydrolysis, in particular to severe environments with corrosive media such as high temperature, acid-base salt and the like, prolongs the service life of the wire harness material, and is suitable for the wire harness material of automobiles.
3. The invention adds the reinforcing agent to strengthen the high temperature resistant strength of the wire harness, utilizes the high temperature resistant fiber to bear the chemical fiber with the high Wen Shangneng basically keeping the original physical and mechanical properties for a long time, does not soften at high temperature, can still keep the special fiber with the general mechanical properties, can strengthen the overall performance of the wire harness, can effectively strengthen the overall temperature resistant strength under the holding of polyethylene, boron phosphide, sulfide and the like, has high heat conductivity coefficient, small thermal expansion coefficient and good wear resistance, and can also give consideration to good mechanical properties.
4. The invention has excellent comprehensive performance, low fogging property, temperature resistance grade up to 150 ℃, can pass the thermal overload test of the automobile wire, and has good hydrolysis resistance.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described in the following in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a technical scheme that: a hydrolysis-resistant corrosion-resistant wire harness material is prepared from the following raw materials in parts by weight: 40-50 parts of polyamide, 30-40 parts of polyvinyl chloride resin, 10-20 parts of polypropylene resin, 10-15 parts of polyurethane thermoplastic elastomer, 5-10 parts of polytetrafluoroethylene, 5-8 parts of wear-resistant agent, 10-20 parts of magnetic carbon nanofiber, 5-10 parts of dimethyl silicone oil, 40-50 parts of polydioxanedihexanediamine, 15-25 parts of polyethersulfone, 10-15 parts of polyphenyl-1, 2, 4-triazine, 10-15 parts of polyepsilon caprolactone, 20-30 parts of silica micropowder, 12-15 parts of polyethylene, 20-30 parts of high temperature resistant fiber, 10-20 parts of boron phosphide, 1-2 parts of antioxidant MB, 1-3 parts of flame retardant, 1-5 parts of plasticizer, 2-4 parts of compatilizer, 2-4 parts of antioxidant and 1-3 parts of toner.
The reinforcing agent is prepared by combining silica micropowder, polyethylene, high-temperature resistant fiber, boron phosphide, high-temperature resistant adhesive and sulfide, and the preparation method of the reinforcing agent comprises the following steps: the preparation method comprises the steps of weighing silicon micropowder, polyethylene, high-temperature resistant fiber, boron phosphide, high-temperature resistant adhesive and sulfide according to parts by weight for later use, putting the weighed raw materials into a heating furnace for melting, starting the melting furnace to heat to 150-200 ℃ for 2-2.5 hours, thoroughly melting all the components, and uniformly stirring the internal components by a synchronous stirrer in the heating and melting process to obtain the reinforcing agent.
The high-temperature resistant fiber adopts 954OD bonding and sealing high-expansion materials, has high melting point and softening point, and has good hydrolysis resistance, chemical resistance and other performances.
The magnetic component of the magnetic carbon nanofiber is iron, and the preparation method of the magnetic carbon nanofiber comprises the following steps:
(1) Dissolving monomer 1,3, 5-tribromobenzyl in cyclohexane solvent to obtain solution A;
(2) Adding the solution A into a three-mouth bottle containing methyl silicone oil, starting stirring for 10min, and adding a solvent with or without ferric trichloride dissolved therein;
(3) Reacting the system for 8 hours at the temperature of 80 ℃, cooling to room temperature, and performing centrifugal separation and solvent cleaning twice to obtain hybrid super-crosslinked polymer nanofibers;
(4) Calcining the obtained hybrid super-crosslinked polymer nanofiber for 8 hours at 500 ℃ under vacuum, and cooling to room temperature along with a furnace to obtain the magnetic carbon nanofiber.
The mass fraction of the monomer 1,3, 5-tribromobenzyl is 4% -6%, and the volume ratio of the solution A to the methyl silicone oil is 1:5, a step of; the mass ratio of the anhydrous ferric trichloride to the monomer is 1:3; the mass fraction of the anhydrous ferric trichloride is 4%.
The plasticizer is one or more of dioctyl phthalate DOTP, epoxidized soybean oil and DOS.
The compatilizer is maleic anhydride grafted polypropylene and maleic anhydride grafted polyvinyl chloride.
The antioxidant is one or more of antioxidant 1010, antioxidant BHT and bisphenol A.
A preparation method of hydrolysis-resistant corrosion-resistant wire harness material comprises the following specific steps:
s1: adding polyamide, polyvinyl chloride resin and polypropylene resin into a high-speed mixer according to the formula proportion, mixing, and stirring at the speed of 200-250r/min for 15-20min to obtain a mixture;
S2: adding an antiwear agent, polytetrafluoroethylene, simethicone, an antioxidant MB, a flame retardant, a plasticizer, a compatilizer, an antioxidant and toner into the mixture obtained in the step S1 according to the formula proportion, continuously stirring until the mixture is uniform, then increasing the rotating speed of a mixer to 300-350r/min, adding a polyurethane thermoplastic elastomer and magnetic carbon nano fibers according to the formula proportion, and stirring for 20-30min to obtain a eutectic;
S3: adding the polydodecyl hexamethylenediamine, the polyethersulfone, the polyphenyl-1, 2, 4-triazine and the poly epsilon-caprolactone into a high-speed stirrer, stirring until the temperature of the materials reaches 55-75 ℃, transferring into a low-speed cooling stirrer, stirring until the temperature of the materials reaches 30-40 ℃, introducing the materials into the eutectic, and stirring for 30 minutes;
s4: weighing silicon micropowder, polyethylene, high-temperature resistant fiber and boron phosphide according to the formula proportion, putting into a heating furnace for melting, preparing a reinforcing agent, and then introducing the cooled reinforcing agent into a eutectic mixture for stirring for 20 minutes to obtain a wire harness raw material;
S5: plasticizing and granulating the wire harness raw materials in a double-screw extruder, and performing melt extrusion, bracing, air cooling, granulating and drying to obtain a hydrolysis-resistant and corrosion-resistant wire harness material;
S6: the polyurethane thermoplastic elastomer is extruded on the surface of the wire harness material, and the polyurethane thermoplastic elastomer is crosslinked to form an insulating layer through electron beam irradiation.
In the step S5, the plasticizing and granulating temperature is 145-155 degrees in the first area, 155-160 degrees in the second area, 160-165 degrees in the third area, 165-175 degrees in the fourth area, 175-185 degrees in the fifth area, 185-200 degrees in the sixth area and 180-190 degrees in the seventh area.
First embodiment
A hydrolysis-resistant corrosion-resistant wire harness material is prepared from the following raw materials in parts by weight: 40 parts of polyamide, 30 parts of polyvinyl chloride resin, 10 parts of polypropylene resin, 10 parts of polyurethane thermoplastic elastomer, 5 parts of polytetrafluoroethylene, 5 parts of wear-resistant agent, 10 parts of magnetic carbon nanofiber, 5 parts of simethicone, 40 parts of polydodecyl hexamethylenediamine, 15 parts of polyethersulfone, 10 parts of polyphenyl-1, 2, 4-triazine, 10 parts of poly epsilon-caprolactone, 20 parts of silica powder, 12 parts of polyethylene, 20 parts of high temperature resistant fiber, 10 parts of boron phosphide, 1 part of antioxidant MB, 1 part of flame retardant, 1 part of plasticizer, 2 parts of compatilizer, 2 parts of antioxidant and 1 part of toner.
Second embodiment
A hydrolysis-resistant corrosion-resistant wire harness material is prepared from the following raw materials in parts by weight: 43 parts of polyamide, 33 parts of polyvinyl chloride resin, 13 parts of polypropylene resin, 11 parts of polyurethane thermoplastic elastomer, 6 parts of polytetrafluoroethylene, 6 parts of wear-resistant agent, 13 parts of magnetic carbon nanofiber, 6 parts of simethicone, 43 parts of polydodecyl hexamethylenediamine, 16 parts of polyethersulfone, 11 parts of polyphenyl-1, 2, 4-triazine, 11 parts of poly epsilon-caprolactone, 23 parts of silica powder, 13 parts of polyethylene, 23 parts of high temperature resistant fiber, 12 parts of boron phosphide, 1 part of antioxidant MB, 1 part of flame retardant, 1 part of plasticizer, 2 parts of compatilizer, 2 parts of antioxidant and 1 part of toner.
Third embodiment
A hydrolysis-resistant corrosion-resistant wire harness material is prepared from the following raw materials in parts by weight: 45 parts of polyamide, 35 parts of polyvinyl chloride resin, 15 parts of polypropylene resin, 13 parts of polyurethane thermoplastic elastomer, 8 parts of polytetrafluoroethylene, 7 parts of wear-resistant agent, 15 parts of magnetic carbon nanofiber, 8 parts of simethicone, 45 parts of polydodecyl hexamethylenediamine, 18 parts of polyether sulfone, 13 parts of polyphenyl-1, 2, 4-triazine, 13 parts of poly epsilon-caprolactone, 25 parts of silica powder, 13 parts of polyethylene, 25 parts of high temperature resistant fiber, 15 parts of boron phosphide, 1 part of antioxidant MB, 1 part of flame retardant, 1 part of plasticizer, 2 parts of compatilizer, 2 parts of antioxidant and 1 part of toner.
Fourth embodiment
A hydrolysis-resistant corrosion-resistant wire harness material is prepared from the following raw materials in parts by weight: 48 parts of polyamide, 38 parts of polyvinyl chloride resin, 18 parts of polypropylene resin, 14 parts of polyurethane thermoplastic elastomer, 8 parts of polytetrafluoroethylene, 7 parts of wear-resistant agent, 18 parts of magnetic carbon nanofiber, 8 parts of simethicone, 48 parts of polydimethyl dodecyl adiene diamine, 18 parts of polyether sulfone, 14 parts of polyphenyl-1, 2, 4-triazine, 14 parts of poly epsilon-caprolactone, 28 parts of silica powder, 14 parts of polyethylene, 26 parts of high temperature resistant fiber, 18 parts of boron phosphide, 2 parts of antioxidant MB, 3 parts of flame retardant, 5 parts of plasticizer, 4 parts of compatilizer, 4 parts of antioxidant and 3 parts of toner.
Fifth embodiment
A hydrolysis-resistant corrosion-resistant wire harness material is prepared from the following raw materials in parts by weight: 50 parts of polyamide, 40 parts of polyvinyl chloride resin, 20 parts of polypropylene resin, 15 parts of polyurethane thermoplastic elastomer, 10 parts of polytetrafluoroethylene, 8 parts of wear-resistant agent, 20 parts of magnetic carbon nanofiber, 10 parts of simethicone, 50 parts of polydimethyl dodecyl benzene di-hexamethylenediamine, 25 parts of polyethersulfone, 15 parts of polyphenyl-1, 2, 4-triazine, 15 parts of poly epsilon-caprolactone, 30 parts of silicon powder, 15 parts of polyethylene, 30 parts of high temperature resistant fiber, 20 parts of boron phosphide, 2 parts of age resister MB, 3 parts of flame retardant, 5 parts of plasticizer, 4 parts of compatilizer, 4 parts of antioxidant and 3 parts of toner.
Sixth embodiment
A hydrolysis-resistant corrosion-resistant wire harness material is prepared from the following raw materials in parts by weight: 45 parts of polyamide, 35 parts of polyvinyl chloride resin, 15 parts of polypropylene resin, 13 parts of polyurethane thermoplastic elastomer, 8 parts of polytetrafluoroethylene, 7 parts of wear-resistant agent, 15 parts of magnetic carbon nanofiber, 8 parts of simethicone, 25 parts of silica micropowder, 13 parts of polyethylene, 25 parts of high-temperature resistant fiber, 15 parts of boron phosphide, 1 part of antioxidant MB, 1 part of flame retardant, 1 part of plasticizer, 2 parts of compatilizer, 2 parts of antioxidant and 1 part of toner.
Seventh embodiment
A hydrolysis-resistant corrosion-resistant wire harness material is prepared from the following raw materials in parts by weight: 45 parts of polyamide, 35 parts of polyvinyl chloride resin, 15 parts of polypropylene resin, 13 parts of polyurethane thermoplastic elastomer, 8 parts of polytetrafluoroethylene, 7 parts of wear-resistant agent, 15 parts of magnetic carbon nanofiber, 8 parts of simethicone, 45 parts of polydodecyl hexamethylenediamine, 18 parts of polyethersulfone, 13 parts of polyphenyl-1, 2, 4-triazine, 13 parts of poly epsilon-caprolactone, 1 part of antioxidant MB, 1 part of flame retardant, 1 part of plasticizer, 2 parts of compatilizer, 2 parts of antioxidant and 1 part of toner.
Performance tests were performed based on the examples, resulting in the following performance parameter tables:
from the table can be obtained: based on the experimental results of the first, second, third, fourth and fifth examples, it is known that the wire harness material prepared by mixing 45 parts of polyamide, 35 parts of polyvinyl chloride resin, 15 parts of polypropylene resin, 13 parts of polyurethane thermoplastic elastomer, 8 parts of polytetrafluoroethylene, 7 parts of wear-resistant agent, 15 parts of magnetic carbon nanofiber, 8 parts of dimethyl silicone oil, 45 parts of polydimethyl dodecandiamide, 18 parts of polyethersulfone, 13 parts of polyphenyl-1, 2, 4-triazine, 13 parts of polyepsilon caprolactone, 25 parts of silica micropowder, 13 parts of polyethylene, 25 parts of high temperature resistant fiber, 15 parts of boron phosphide, 1 part of antioxidant MB, 1 part of flame retardant, 1 part of plasticizer, 2 parts of compatilizer, 2 parts of antioxidant and 1 part of toner has the best performance, and has excellent performances of wear resistance, corrosion resistance, electromagnetic interference resistance, flame retardance, aging resistance and the like, the preparation process stability is good, the formula of the wire harness material optimizes the proportion of each component to achieve the optimal synergistic effect, simultaneously combines the third embodiment and the sixth embodiment, and greatly reduces the corrosion resistance and the hydrolysis resistance of the prepared wire harness due to the lack of raw materials such as the polydodecyl hexamethylenediamine, the polyethersulfone, the polyphenyl-1, 2, 4-triazine, the poly epsilon-caprolactone and the like for improving the corrosion resistance and the hydrolysis resistance of the wire harness, thereby proving the importance of the polydodecyl hexamethylenediamine, the polyethersulfone, the polyphenyl-1, 2, 4-triazine and the poly epsilon-caprolactone in preparing the wire harness material, ensuring the hydrolysis resistance and the corrosion resistance of the wire harness material, and combining the third embodiment and the seventh embodiment due to the lack of the silicon micropowder, the polyethylene, the high temperature resistant fiber and boron phosphide are used as raw materials for improving the high temperature resistant capability of the wire harness, the high temperature resistant capability of the prepared wire harness is obviously reduced, and the importance of the reinforcing agent prepared based on the silica micropowder, the polyethylene, the high temperature resistant fiber and the boron phosphide in the wire harness preparation is proved, so that the high temperature resistant capability of the wire harness material can be greatly improved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A hydrolysis-resistant corrosion-resistant wire harness material is characterized in that: the composite material is prepared from the following raw materials in parts by weight: 40-50 parts of polyamide, 30-40 parts of polyvinyl chloride resin, 10-20 parts of polypropylene resin, 10-15 parts of polyurethane thermoplastic elastomer, 5-10 parts of polytetrafluoroethylene, 5-8 parts of wear-resistant agent, 10-20 parts of magnetic carbon nanofiber, 5-10 parts of dimethyl silicone oil, 40-50 parts of polydioxanedihexanediamine, 15-25 parts of polyethersulfone, 10-15 parts of polyphenyl-1, 2, 4-triazine, 10-15 parts of polyepsilon caprolactone, 20-30 parts of silica micropowder, 12-15 parts of polyethylene, 20-30 parts of high temperature resistant fiber, 10-20 parts of boron phosphide, 1-2 parts of antioxidant MB, 1-3 parts of flame retardant, 1-5 parts of plasticizer, 2-4 parts of compatilizer, 2-4 parts of antioxidant and 1-3 parts of toner.
2. The hydrolysis-resistant corrosion-resistant wire harness material according to claim 1, wherein: the silicon micropowder, the polyethylene, the high-temperature resistant fiber, the boron phosphide, the high-temperature resistant adhesive and the sulfide are combined to prepare the reinforcing agent, and the preparation method of the reinforcing agent comprises the following steps: the preparation method comprises the steps of weighing silicon micropowder, polyethylene, high-temperature resistant fiber, boron phosphide, high-temperature resistant adhesive and sulfide according to parts by weight for later use, putting the weighed raw materials into a heating furnace for melting, starting the melting furnace to heat to 150-200 ℃ for 2-2.5 hours, thoroughly melting all the components, and uniformly stirring the internal components by a synchronous stirrer in the heating and melting process to obtain the reinforcing agent.
3. The hydrolysis-resistant corrosion-resistant wire harness material according to claim 2, wherein: the high-temperature resistant fiber adopts 954OD bonding and sealing high-expansion materials, has high melting point and softening point, and has good hydrolysis resistance, chemical resistance and other performances.
4. The hydrolysis-resistant corrosion-resistant wire harness material according to claim 1, wherein: the preparation method of the magnetic carbon nanofiber comprises the following steps:
(1) Dissolving monomer 1,3, 5-tribromobenzyl in cyclohexane solvent to obtain solution A;
(2) Adding the solution A into a three-mouth bottle containing methyl silicone oil, starting stirring for 10min, and adding a solvent with or without ferric trichloride dissolved therein;
(3) Reacting the system for 8 hours at the temperature of 80 ℃, cooling to room temperature, and performing centrifugal separation and solvent cleaning twice to obtain hybrid super-crosslinked polymer nanofibers;
(4) Calcining the obtained hybrid super-crosslinked polymer nanofiber for 8 hours at 500 ℃ under vacuum, and cooling to room temperature along with a furnace to obtain the magnetic carbon nanofiber.
5. The hydrolysis-resistant corrosion-resistant wire harness material according to claim 4, wherein: the mass fraction of the monomer 1,3, 5-tribromobenzyl is 4% -6%, and the volume ratio of the solution A to the methyl silicone oil is 1:5, a step of; the mass ratio of the anhydrous ferric trichloride to the monomer is 1:3; the mass fraction of the anhydrous ferric trichloride is 4%.
6. The hydrolysis-resistant corrosion-resistant wire harness material according to claim 1, wherein: the plasticizer is one or more of dioctyl phthalate DOTP, epoxidized soybean oil and DOS.
7. The hydrolysis-resistant corrosion-resistant wire harness material according to claim 1, wherein: the compatilizer is maleic anhydride grafted polypropylene and maleic anhydride grafted polyvinyl chloride.
8. The hydrolysis-resistant corrosion-resistant wire harness material according to claim 1, wherein: the antioxidant is one or more of antioxidant 1010, antioxidant BHT and bisphenol A.
9. A method for producing the hydrolysis-resistant corrosion-resistant wire harness material as claimed in any one of claims 1 to 8, characterized in that: the preparation method comprises the following specific steps:
s1: adding polyamide, polyvinyl chloride resin and polypropylene resin into a high-speed mixer according to the formula proportion, mixing, and stirring at the speed of 200-250r/min for 15-20min to obtain a mixture;
S2: adding an antiwear agent, polytetrafluoroethylene, simethicone, an antioxidant MB, a flame retardant, a plasticizer, a compatilizer, an antioxidant and toner into the mixture obtained in the step S1 according to the formula proportion, continuously stirring until the mixture is uniform, then increasing the rotating speed of a mixer to 300-350r/min, adding a polyurethane thermoplastic elastomer and magnetic carbon nano fibers according to the formula proportion, and stirring for 20-30min to obtain a eutectic;
S3: adding the polydodecyl hexamethylenediamine, the polyethersulfone, the polyphenyl-1, 2, 4-triazine and the poly epsilon-caprolactone into a high-speed stirrer, stirring until the temperature of the materials reaches 55-75 ℃, transferring into a low-speed cooling stirrer, stirring until the temperature of the materials reaches 30-40 ℃, introducing the materials into the eutectic, and stirring for 30 minutes;
s4: weighing silicon micropowder, polyethylene, high-temperature resistant fiber and boron phosphide according to the formula proportion, putting into a heating furnace for melting, preparing a reinforcing agent, and then introducing the cooled reinforcing agent into a eutectic mixture for stirring for 20 minutes to obtain a wire harness raw material;
S5: plasticizing and granulating the wire harness raw materials in a double-screw extruder, and performing melt extrusion, bracing, air cooling, granulating and drying to obtain a hydrolysis-resistant and corrosion-resistant wire harness material;
S6: the polyurethane thermoplastic elastomer is extruded on the surface of the wire harness material, and the polyurethane thermoplastic elastomer is crosslinked to form an insulating layer through electron beam irradiation.
10. The method for producing a hydrolysis-resistant corrosion-resistant wire harness material according to claim 9, characterized in that: in the step S5, the plasticizing and granulating temperature is 145-155 degrees in the first area, 155-160 degrees in the second area, 160-165 degrees in the third area, 165-175 degrees in the fourth area, 175-185 degrees in the fifth area, 185-200 degrees in the sixth area and 180-190 degrees in the seventh area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410515537.5A CN118325326A (en) | 2024-04-26 | 2024-04-26 | Hydrolysis-resistant corrosion-resistant wire harness material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410515537.5A CN118325326A (en) | 2024-04-26 | 2024-04-26 | Hydrolysis-resistant corrosion-resistant wire harness material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118325326A true CN118325326A (en) | 2024-07-12 |
Family
ID=91765860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410515537.5A Pending CN118325326A (en) | 2024-04-26 | 2024-04-26 | Hydrolysis-resistant corrosion-resistant wire harness material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118325326A (en) |
-
2024
- 2024-04-26 CN CN202410515537.5A patent/CN118325326A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100595771B1 (en) | Functionalized Polyphenylene Ether | |
| WO2021039997A1 (en) | Chemically compatibilized fluoropolymer blends | |
| CN104861649A (en) | High-temperature-resistant nylon material for high-humidity and high-pressure environment and preparation method of high-temperature-resistant nylon material | |
| CN111334039A (en) | Reinforced polyamide 66 composition and method for making same | |
| CN112143030B (en) | Nylon flame-retardant filler and preparation method thereof | |
| CN111303611A (en) | Reinforced polyphenylene ether composition for 5G and method for preparing same | |
| CN110698839B (en) | High dielectric constant polyphenyl ether/high impact polystyrene composition and preparation method thereof | |
| CN111423723A (en) | Reinforced polyphenylene sulfide composition for 5G and preparation method thereof | |
| CN111393839A (en) | Wear-resistant corrosion-resistant electromagnetic-beam-resistant material and preparation method thereof | |
| CN108034237A (en) | A kind of high-temperature and high-presure resistent fire-retardant nylon material and its preparation method and application | |
| CN118325326A (en) | Hydrolysis-resistant corrosion-resistant wire harness material and preparation method thereof | |
| CN105949569A (en) | Environment-friendly and aging-resistant power cable insulating material and preparation method thereof | |
| CN110655787B (en) | Conductive polyphenylene ether/polyamide 66 composition and preparation method thereof | |
| CN110684347B (en) | Conductive polyamide 6/polyphenyl ether composition and preparation method thereof | |
| CN110760177B (en) | Conductive polyphenyl ether/high impact polystyrene composition and preparation method thereof | |
| CN111875902A (en) | PVC cable material | |
| CN105820558A (en) | High-abrasion-resistance, halogen-free and flame-retardant insulation material for thin-wall locomotive cable | |
| CN110845848A (en) | Carbon fiber composite material and preparation method thereof | |
| CN114891350B (en) | High-performance antistatic filler, polyether sulfone composite material containing antistatic material and preparation method of composite material | |
| CN118325254A (en) | Wire harness material with good flexibility and easy bending and preparation method thereof | |
| CN117844203B (en) | Reinforced flame-retardant PET engineering plastic and preparation method thereof | |
| CN113105722B (en) | Improved TPEE wire and cable sheath material and sheath thereof | |
| CN109627666B (en) | Oil-resistant EVA cable material and preparation process thereof | |
| CN106009220A (en) | Composite cable material with high softness and flexibility | |
| CN117511137A (en) | Permanent antistatic polyolefin material and application thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication |