CN113817254A - Flame-retardant high-temperature-resistant nylon net pipe applied to new energy and rail transit - Google Patents
Flame-retardant high-temperature-resistant nylon net pipe applied to new energy and rail transit Download PDFInfo
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- CN113817254A CN113817254A CN202111303618.1A CN202111303618A CN113817254A CN 113817254 A CN113817254 A CN 113817254A CN 202111303618 A CN202111303618 A CN 202111303618A CN 113817254 A CN113817254 A CN 113817254A
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 63
- 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 title claims abstract description 62
- 239000004677 Nylon Substances 0.000 title claims abstract description 42
- 229920001778 nylon Polymers 0.000 title claims abstract description 42
- -1 polypropylene Polymers 0.000 claims abstract description 46
- 239000010410 layer Substances 0.000 claims abstract description 44
- 239000000463 material Substances 0.000 claims abstract description 39
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 30
- 239000000805 composite resin Substances 0.000 claims abstract description 30
- 239000000843 powder Substances 0.000 claims abstract description 30
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 27
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 27
- 239000003822 epoxy resin Substances 0.000 claims abstract description 19
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 19
- 239000004645 polyester resin Substances 0.000 claims abstract description 19
- 229920001225 polyester resin Polymers 0.000 claims abstract description 19
- 239000002994 raw material Substances 0.000 claims abstract description 19
- 239000004743 Polypropylene Substances 0.000 claims abstract description 18
- 229920013716 polyethylene resin Polymers 0.000 claims abstract description 18
- 229920001155 polypropylene Polymers 0.000 claims abstract description 18
- 229920005989 resin Polymers 0.000 claims abstract description 18
- 239000011347 resin Substances 0.000 claims abstract description 18
- ZXDDPOHVAMWLBH-UHFFFAOYSA-N 2,4-Dihydroxybenzophenone Chemical compound OC1=CC(O)=CC=C1C(=O)C1=CC=CC=C1 ZXDDPOHVAMWLBH-UHFFFAOYSA-N 0.000 claims abstract description 17
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims abstract description 17
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims abstract description 17
- 239000012188 paraffin wax Substances 0.000 claims abstract description 17
- SNAMIIGIIUQQSP-UHFFFAOYSA-N bis(6-methylheptyl) hydrogen phosphate Chemical compound CC(C)CCCCCOP(O)(=O)OCCCCCC(C)C SNAMIIGIIUQQSP-UHFFFAOYSA-N 0.000 claims abstract description 15
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229920001971 elastomer Polymers 0.000 claims abstract description 15
- 239000000806 elastomer Substances 0.000 claims abstract description 15
- 150000002148 esters Chemical class 0.000 claims abstract description 15
- 239000010445 mica Substances 0.000 claims abstract description 15
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 15
- 229910052901 montmorillonite Inorganic materials 0.000 claims abstract description 15
- 150000001451 organic peroxides Chemical class 0.000 claims abstract description 15
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- 239000011787 zinc oxide Substances 0.000 claims abstract description 15
- 239000011241 protective layer Substances 0.000 claims abstract description 14
- ALYNCZNDIQEVRV-UHFFFAOYSA-N 4-aminobenzoic acid Chemical compound NC1=CC=C(C(O)=O)C=C1 ALYNCZNDIQEVRV-UHFFFAOYSA-N 0.000 claims description 26
- 238000006243 chemical reaction Methods 0.000 claims description 22
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 13
- 229960004050 aminobenzoic acid Drugs 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 13
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 claims description 13
- 239000011976 maleic acid Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 13
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 13
- 238000010992 reflux Methods 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 13
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 11
- 238000001035 drying Methods 0.000 claims description 11
- 238000005406 washing Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 229920002302 Nylon 6,6 Polymers 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 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000012360 testing method Methods 0.000 description 3
- 238000012937 correction Methods 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 125000003368 amide group Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
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- 229910052751 metal Inorganic materials 0.000 description 1
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- 238000011056 performance test Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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- 229920001187 thermosetting polymer Polymers 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B1/00—Layered products having a non-planar shape
- B32B1/08—Tubular products
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
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- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
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- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
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- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/38—Layered products comprising a layer of synthetic resin comprising epoxy resins
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
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- B32B2307/30—Properties of the layers or laminate having particular thermal properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
- B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
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- B32B2597/00—Tubular articles, e.g. hoses, pipes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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Abstract
The invention discloses a flame-retardant high-temperature-resistant nylon net pipe applied to new energy and rail transit, which comprises an inner lining pipe, wherein an insulating layer is coated outside the inner lining pipe, a braided layer is coated outside the insulating layer, and an outer protective layer is coated outside the braided layer; the outer protective layer is made of a resin composite material, and the resin composite material comprises the following raw materials in parts by weight: polyethylene resin, polypropylene resin, polyester resin, nylon elastomer, epoxy resin, organic peroxide vulcanizing agent, zinc oxide, paraffin, 2, 4-dihydroxy benzophenone, N-dimethylacetamide, montmorillonite, nano mica powder, magnet powder, pentaerythritol organic peroxide vulcanizing agent ester, polycarbonate, sodium dodecyl sulfate, diisooctyl phosphate, accelerator CBS, antioxidant and flame retardant. The invention has excellent high temperature resistance and flame retardance, can meet the use requirements of various severe environments, and has long service life.
Description
Technical Field
The invention belongs to the technical field of high polymer materials, and particularly relates to a flame-retardant high-temperature-resistant nylon net pipe applied to new energy and rail transit.
Background
Nylon is a generic name for thermoplastic resins containing recurring amide groups in the molecular main chain, the name of which is determined by the specific carbon atom number of the synthetic monomer, and the nylon has excellent mechanical strength, rigidity, toughness, mechanical shock absorption and wear resistance, and has been gradually used in automobile parts instead of metal and thermosetting materials.
With the development of automobile miniaturization, some parts of the automobile are smaller and smaller, and parts are more and more dense, so that the circulation of air is limited, the heat generated by the automobile is difficult to discharge in time, the temperature of some parts is increased, and a higher requirement is provided for the heat resistance of the used nylon material.
The existing nylon material has the defect of easy combustion as the existing nylon material has poor heat resistance and is used as an organic polymer material, so that the application of the existing nylon material in certain special fields is limited.
Disclosure of Invention
The invention mainly solves the technical problem of providing the flame-retardant high-temperature-resistant nylon mesh pipe applied to new energy and rail transit, has excellent high-temperature resistance and flame retardance, can meet the use requirements of various severe environments, and has long service life.
In order to solve the technical problems, the invention adopts a technical scheme that: the flame-retardant high-temperature-resistant nylon net pipe applied to new energy and rail transit comprises an inner lining pipe, wherein an insulating layer is coated outside the inner lining pipe, a braided layer is coated outside the insulating layer, and an outer protective layer is coated outside the braided layer;
the outer protective layer is made of a resin composite material, and the resin composite material comprises the following raw materials: polyethylene resin, polypropylene resin, polyester resin, nylon elastomer, epoxy resin, organic peroxide vulcanizing agent, zinc oxide, paraffin, 2, 4-dihydroxy benzophenone, N-dimethylacetamide, montmorillonite, nano mica powder, magnet powder, pentaerythritol organic peroxide vulcanizing agent ester, polycarbonate, sodium dodecyl sulfate, diisooctyl phosphate, accelerator CBS, antioxidant and flame retardant;
the flame retardant is prepared according to the following process: adding p-aminobenzoic acid, a maleic acid monoester rare earth organic compound and water into a reaction device, uniformly stirring, heating and refluxing for 2-3.5h, and cooling, washing and drying after the reaction is finished to obtain the flame retardant.
Further, the resin composite material comprises the following raw materials in parts by weight: 100 parts of polyethylene resin, 20-35 parts of polypropylene resin, 20-35 parts of polyester resin, 10-25 parts of nylon elastomer, 10-25 parts of epoxy resin, 1-2.5 parts of organic peroxide vulcanizing agent, 2-5 parts of zinc oxide, 0.5-2 parts of paraffin, 1-2.5 parts of 2, 4-dihydroxy benzophenone, 0.5-1.5 parts of N, N-dimethylacetamide, 2-10 parts of montmorillonite, 3-12 parts of nano mica powder, 2-10 parts of magnet powder, 3-12 parts of pentaerythritol organic peroxide vulcanizing agent ester, 3-15 parts of polycarbonate, 0.2-1 part of sodium dodecyl sulfate, 0.5-3 parts of diisooctyl phosphate, 1-1.8 parts of accelerator CBS, 2-10 parts of antioxidant and 5-15 parts of flame retardant.
In the raw materials of the resin composite material, the weight ratio of polyethylene resin, polypropylene resin, polyester resin, nylon 66 and epoxy resin is 100: 27-33: 25-32: 16-23: 16-22.
In the raw materials of the resin composite material, the weight ratio of paraffin, 2, 4-dihydroxy benzophenone, N-dimethylacetamide, sodium dodecyl sulfate, accelerator DPG and accelerator CBS is 1-1.7: 1.5-2.2: 0.7-1.3: 0.5-1: 1.8-2.6: 1.3-1.7.
Further, the resin composite material comprises the following raw materials in parts by weight: 100 parts of polyethylene resin, 29-31 parts of polypropylene resin, 28-31 parts of polyester resin, 19-22 parts of nylon elastomer, 18-20 parts of epoxy resin, 1.6-2.2 parts of organic peroxide vulcanizing agent, 3.2-4 parts of zinc oxide, 1.2-1.5 parts of paraffin, 1.9-2.1 parts of 2, 4-dihydroxy benzophenone and N, 0.9-1.2 parts of N-dimethylacetamide, 5.8-7 parts of montmorillonite, 8-10 parts of nano mica powder, 6.5-8 parts of magnet powder, 5.8-6.5 parts of pentaerythritol organic peroxide vulcanizing agent ester, 8.3-9 parts of polycarbonate, 0.6-0.85 part of sodium dodecyl sulfate, 2-2.4 parts of diisooctyl phosphate, 1.5-1.7 parts of accelerator CBS, 5-7 parts of antioxidant and 8-10 parts of flame retardant.
Further, the resin composite material comprises the following raw materials in parts by weight: 100 parts of polyethylene resin, 30 parts of polypropylene resin, 30 parts of polyester resin, 20 parts of nylon elastomer, 19 parts of epoxy resin, 2 parts of organic peroxide vulcanizing agent, 3.6 parts of zinc oxide, 1.4 parts of paraffin, 2, 4-dihydroxy benzophenone, 1 part of N, N-dimethylacetamide, 6.3 parts of montmorillonite, 8.6 parts of nano mica powder, 7 parts of magnet powder, 6 parts of pentaerythritol organic peroxide vulcanizing agent ester, 8.7 parts of polycarbonate, 0.7 part of sodium dodecyl sulfate, 2.2 parts of diisooctyl phosphate, 1.6 parts of accelerator CBS, 6.2 parts of antioxidant and 9 parts of flame retardant.
Further, the flame retardant is prepared according to the following process: adding 20-35 parts by weight of p-aminobenzoic acid, 400 parts by weight of maleic acid monoester rare earth organic compound and 200 parts by weight of 100-200 parts by weight of water into a reaction device, uniformly stirring, heating and refluxing for 2-3.5h, and cooling, washing and drying after the reaction is finished to obtain the flame retardant.
More specifically, the flame retardant is prepared according to the following process: adding 30 parts by weight of p-aminobenzoic acid, 380 parts by weight of maleic acid monoester rare earth organic compound and 150 parts by weight of water into a reaction device, uniformly stirring, heating and refluxing for 3 hours, and cooling, washing and drying after the reaction is finished to obtain the flame retardant.
Further preferably, the flame retardant is prepared according to the following process: adding M1 parts of p-aminobenzoic acid, M1 parts of maleic acid monoester rare earth organic compound and 150 parts of water into a reaction device according to parts by weight, uniformly stirring, heating and refluxing for T1 hours, then adding the rest M2 parts of p-aminobenzoic acid and M2 parts of maleic acid monoester rare earth organic compound, continuously uniformly stirring, heating and refluxing for T2 hours, cooling, washing and drying after the reaction is finished to obtain the flame retardant, wherein the flame retardant comprises the following components:
wherein the value of T1 is 0.5-1; m1 takes the value of 17-23, M2 takes the value of 7-13, and M1 takes the value of 250-; m2 takes a value of 100-130, mu is a correction coefficient and takes a value of 1.3-4.1.
The antioxidant is one or a mixture of antioxidant 1010, antioxidant 626 and antioxidant 300.
The invention has the beneficial effects that:
in the resin composite material, polyethylene resin is used as a main material, and a proper amount of polypropylene resin, polyester resin, nylon 66 and epoxy resin are added, wherein the added polyester resin and epoxy resin greatly improve the compatibility of the system, endow the composite material with excellent weather aging resistance, oil resistance and high temperature resistance, simultaneously improve the viscosity of sizing material, and improve the calendering, extrusion and molding properties of the sizing material; the resin composite material is used as an outer protective layer of the mesh pipe, and the obtained mesh pipe has excellent high temperature resistance and flame retardance, can meet the use requirements of various severe environments, and has long service life; in addition, the flame retardant is prepared by adopting a special method, the method is used for feeding materials in a distributed manner, and the obtained flame retardant can effectively improve the thermal deformation temperature of a final product and improve the flame retardant property.
Drawings
FIG. 1 is a schematic structural view of the present invention;
the parts in the drawings are marked as follows:
the inner lining pipe 1, the insulating layer 2, the braided layer 3 and the outer protective layer 4.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.
Example 1: a flame-retardant high-temperature-resistant nylon net pipe applied to new energy and rail transit comprises an inner lining pipe 1, wherein an insulating layer 2 is coated outside the inner lining pipe 1, a woven layer 3 is coated outside the insulating layer 2, and an outer protective layer 4 is coated outside the woven layer 3; the outer protection layer 4 is made of a resin composite material, and the resin composite material comprises the following raw materials in parts by weight: 100 parts of polyethylene resin, 20 parts of polypropylene resin, 35 parts of polyester resin, 10 parts of nylon elastomer, 25 parts of epoxy resin, 1 part of organic peroxide vulcanizing agent, 5 parts of zinc oxide, 0.5 part of paraffin, 2.5 parts of 2, 4-dihydroxy benzophenone, 0.5 part of N, N-dimethylacetamide, 10 parts of montmorillonite, 3 parts of nano mica powder, 10 parts of magnet powder, 3 parts of pentaerythritol organic peroxide vulcanizing agent ester, 15 parts of polycarbonate, 0.2 part of sodium dodecyl sulfate, 3 parts of diisooctyl phosphate, 1 part of accelerator CBS, 30010 parts of antioxidant and 5 parts of flame retardant.
Example 2: a flame-retardant high-temperature-resistant nylon net pipe applied to new energy and rail transit comprises an inner lining pipe 1, wherein an insulating layer 2 is coated outside the inner lining pipe 1, a woven layer 3 is coated outside the insulating layer 2, and an outer protective layer 4 is coated outside the woven layer 3; the outer protection layer 4 is made of a resin composite material, and the resin composite material comprises the following raw materials in parts by weight: 100 parts of polyethylene resin, 35 parts of polypropylene resin, 20 parts of polyester resin, 25 parts of nylon elastomer, 10 parts of epoxy resin, 2.5 parts of organic peroxide vulcanizing agent, 2 parts of zinc oxide, 2 parts of paraffin, 1 part of 2, 4-dihydroxy benzophenone, 1.5 parts of N, N-dimethylacetamide, 2 parts of montmorillonite, 12 parts of nano mica powder, 2 parts of magnet powder, 12 parts of pentaerythritol organic peroxide vulcanizing agent ester, 3 parts of polycarbonate, 1 part of sodium dodecyl sulfate, 0.5 part of diisooctyl phosphate, 1.8 parts of accelerator CBS, 10100.4 parts of antioxidant, 10100.6 parts of antioxidant, 6260.3 parts of antioxidant, 6260.3 parts of antioxidant, 3000.4 parts of antioxidant and 15 parts of flame retardant.
Example 3: a flame-retardant high-temperature-resistant nylon net pipe applied to new energy and rail transit comprises an inner lining pipe 1, wherein an insulating layer 2 is coated outside the inner lining pipe 1, a woven layer 3 is coated outside the insulating layer 2, and an outer protective layer 4 is coated outside the woven layer 3; the outer protection layer 4 is made of a resin composite material, and the resin composite material comprises the following raw materials in parts by weight: 100 parts of polyethylene resin, 31 parts of polypropylene resin, 28 parts of polyester resin, 22 parts of nylon elastomer, 18 parts of epoxy resin, 2.2 parts of organic peroxide vulcanizing agent, 3.2 parts of zinc oxide, 1.5 parts of paraffin, 1.9 parts of 2, 4-dihydroxy benzophenone, 1.2 parts of N, N-dimethylacetamide, 5.8 parts of montmorillonite, 10 parts of nano mica powder, 6.5 parts of magnet powder, 6.5 parts of pentaerythritol organic peroxide vulcanizing agent ester, 8.3 parts of polycarbonate, 0.85 part of sodium dodecyl sulfate, 2 parts of diisooctyl phosphate, 1.7 parts of accelerator CBS, 6262 parts of antioxidant, 3003 parts of antioxidant and 10 parts of flame retardant;
the flame retardant is prepared according to the following process: adding 20 parts by weight of p-aminobenzoic acid, 400 parts by weight of maleic acid monoester rare earth organic compound and 100 parts by weight of water into a reaction device, uniformly stirring, heating and refluxing for 3.5 hours, and cooling, washing and drying after the reaction is finished to obtain the flame retardant.
Example 4: a flame-retardant high-temperature-resistant nylon net pipe applied to new energy and rail transit comprises an inner lining pipe 1, wherein an insulating layer 2 is coated outside the inner lining pipe 1, a woven layer 3 is coated outside the insulating layer 2, and an outer protective layer 4 is coated outside the woven layer 3; the outer protection layer 4 is made of a resin composite material, and the resin composite material comprises the following raw materials in parts by weight: 100 parts of polyethylene resin, 29 parts of polypropylene resin, 31 parts of polyester resin, 19 parts of nylon elastomer, 20 parts of epoxy resin, 1.6 parts of organic peroxide vulcanizing agent, 4 parts of zinc oxide, 1.2 parts of paraffin, 2.1 parts of 2, 4-dihydroxy benzophenone, 0.9 part of N, N-dimethylacetamide, 7 parts of montmorillonite, 8 parts of nano mica powder, 8 parts of magnet powder, 5.8 parts of pentaerythritol organic peroxide vulcanizing agent ester, 9 parts of polycarbonate, 0.6 part of sodium dodecyl sulfate, 2.4 parts of diisooctyl phosphate, 1.5 parts of accelerator CBS, 10103 parts of antioxidant, 6264 parts of antioxidant and 8 parts of flame retardant;
the flame retardant is prepared according to the following process: adding 35 parts by weight of p-aminobenzoic acid, 350 parts by weight of maleic acid monoester rare earth organic compound and 200 parts by weight of water into a reaction device, uniformly stirring, heating and refluxing for 2 hours, and cooling, washing and drying after the reaction is finished to obtain the flame retardant.
Example 5: a flame-retardant high-temperature-resistant nylon net pipe applied to new energy and rail transit comprises an inner lining pipe 1, wherein an insulating layer 2 is coated outside the inner lining pipe 1, a woven layer 3 is coated outside the insulating layer 2, and an outer protective layer 4 is coated outside the woven layer 3; the outer protection layer 4 is made of a resin composite material, and the resin composite material comprises the following raw materials in parts by weight: 100 parts of polyethylene resin, 30 parts of polypropylene resin, 30 parts of polyester resin, 20 parts of nylon elastomer, 19 parts of epoxy resin, 2 parts of organic peroxide vulcanizing agent, 3.6 parts of zinc oxide, 1.4 parts of paraffin, 2, 4-dihydroxy benzophenone, 1 part of N, N-dimethylacetamide, 6.3 parts of montmorillonite, 8.6 parts of nano mica powder, 7 parts of magnet powder, 6 parts of pentaerythritol organic peroxide vulcanizing agent ester, 8.7 parts of polycarbonate, 0.7 part of sodium dodecyl sulfate, 2.2 parts of diisooctyl phosphate, 1.6 parts of accelerator CBS, 10106.2 parts of antioxidant and 9 parts of flame retardant;
the flame retardant is prepared according to the following process: adding 30 parts by weight of p-aminobenzoic acid, 380 parts by weight of maleic acid monoester rare earth organic compound and 150 parts by weight of water into a reaction device, uniformly stirring, heating and refluxing for 3 hours, and cooling, washing and drying after the reaction is finished to obtain the flame retardant.
Example 6: a flame-retardant high-temperature-resistant nylon net pipe applied to new energy and rail transit comprises an inner lining pipe 1, wherein an insulating layer 2 is coated outside the inner lining pipe 1, a woven layer 3 is coated outside the insulating layer 2, and an outer protective layer 4 is coated outside the woven layer 3; the outer protection layer 4 is made of a resin composite material, and the resin composite material comprises the following raw materials in parts by weight: 100 parts of polyethylene resin, 30 parts of polypropylene resin, 30 parts of polyester resin, 20 parts of nylon elastomer, 19 parts of epoxy resin, 2 parts of organic peroxide vulcanizing agent, 3.6 parts of zinc oxide, 1.4 parts of paraffin, 2, 4-dihydroxy benzophenone, 1 part of N, N-dimethylacetamide, 6.3 parts of montmorillonite, 8.6 parts of nano mica powder, 7 parts of magnet powder, 6 parts of pentaerythritol organic peroxide vulcanizing agent ester, 8.7 parts of polycarbonate, 0.7 part of sodium dodecyl sulfate, 2.2 parts of diisooctyl phosphate, 1.6 parts of accelerator CBS, 10106.2 parts of antioxidant and 9 parts of flame retardant;
the flame retardant is prepared according to the following process: adding M1 parts of p-aminobenzoic acid, M1 parts of maleic acid monoester rare earth organic compound and 150 parts of water into a reaction device according to parts by weight, uniformly stirring, heating and refluxing for T1 hours, then adding the rest M2 parts of p-aminobenzoic acid and M2 parts of maleic acid monoester rare earth organic compound, continuously uniformly stirring, heating and refluxing for T2 hours, cooling, washing and drying after the reaction is finished to obtain the flame retardant, wherein the flame retardant comprises the following components:
wherein the value of T1 is 0.5-1; m1 takes the value of 17-23, M2 takes the value of 7-13, and M1 takes the value of 250-; m2 takes a value of 100-130, mu is a correction coefficient and takes a value of 1.3-4.1.
The relevant performance tests of examples 1 to 5 were carried out, and the test results were as follows:
heat distortion temperature test reference standard: ASTM D648;
flame retardancy test reference standard: UL94(0.8 mm).
| Heat distortion temperature (. degree. C.) | Flame retardancy | |
| Example 1 | 281 | V0 |
| Example 2 | 280 | V0 |
| Example 3 | 282 | V0 |
| Example 4 | 281 | V0 |
| Example 5 | 283 | V0 |
| Example 6 | 287 | V0 |
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. The utility model provides a be applied to fire-retardant high temperature resistant nylon net pipe of new forms of energy and track traffic which characterized in that: the cable comprises an inner lining pipe, wherein an insulating layer is coated outside the inner lining pipe, a braided layer is coated outside the insulating layer, and an outer protective layer is coated outside the braided layer;
the outer protective layer is made of a resin composite material, and the resin composite material comprises the following raw materials: polyethylene resin, polypropylene resin, polyester resin, nylon elastomer, epoxy resin, organic peroxide vulcanizing agent, zinc oxide, paraffin, 2, 4-dihydroxy benzophenone, N-dimethylacetamide, montmorillonite, nano mica powder, magnet powder, pentaerythritol organic peroxide vulcanizing agent ester, polycarbonate, sodium dodecyl sulfate, diisooctyl phosphate, accelerator CBS, antioxidant and flame retardant;
the flame retardant is prepared according to the following process: adding p-aminobenzoic acid, a maleic acid monoester rare earth organic compound and water into a reaction device, uniformly stirring, heating and refluxing for 2-3.5h, and cooling, washing and drying after the reaction is finished to obtain the flame retardant.
2. The flame-retardant high-temperature-resistant nylon mesh pipe applied to new energy and rail transit as claimed in claim 1, wherein: the resin composite material comprises the following raw materials in parts by weight: 100 parts of polyethylene resin, 20-35 parts of polypropylene resin, 20-35 parts of polyester resin, 10-25 parts of nylon elastomer, 10-25 parts of epoxy resin, 1-2.5 parts of organic peroxide vulcanizing agent, 2-5 parts of zinc oxide, 0.5-2 parts of paraffin, 1-2.5 parts of 2, 4-dihydroxy benzophenone, 0.5-1.5 parts of N, N-dimethylacetamide, 2-10 parts of montmorillonite, 3-12 parts of nano mica powder, 2-10 parts of magnet powder, 3-12 parts of pentaerythritol organic peroxide vulcanizing agent ester, 3-15 parts of polycarbonate, 0.2-1 part of sodium dodecyl sulfate, 0.5-3 parts of diisooctyl phosphate, 1-1.8 parts of accelerator CBS, 2-10 parts of antioxidant and 5-15 parts of flame retardant.
3. The flame-retardant high-temperature-resistant nylon mesh pipe applied to new energy and rail transit as claimed in claim 1, wherein: in the raw materials of the resin composite material, the weight ratio of polyethylene resin, polypropylene resin, polyester resin, nylon 66 and epoxy resin is 100: 27-33: 25-32: 16-23: 16-22.
4. The flame-retardant high-temperature-resistant nylon mesh pipe applied to new energy and rail transit as claimed in claim 1, wherein: in the raw materials of the resin composite material, the weight ratio of paraffin, 2, 4-dihydroxy benzophenone, N-dimethylacetamide, sodium dodecyl sulfate, accelerator DPG and accelerator CBS is 1-1.7: 1.5-2.2: 0.7-1.3: 0.5-1: 1.8-2.6: 1.3-1.7.
5. The flame-retardant high-temperature-resistant nylon mesh pipe applied to new energy and rail transit as claimed in claim 1, wherein: the resin composite material comprises the following raw materials in parts by weight: 100 parts of polyethylene resin, 29-31 parts of polypropylene resin, 28-31 parts of polyester resin, 19-22 parts of nylon elastomer, 18-20 parts of epoxy resin, 1.6-2.2 parts of organic peroxide vulcanizing agent, 3.2-4 parts of zinc oxide, 1.2-1.5 parts of paraffin, 1.9-2.1 parts of 2, 4-dihydroxy benzophenone, 0.9-1.2 parts of N, N-dimethylacetamide, 5.8-7 parts of montmorillonite, 8-10 parts of nano mica powder, 6.5-8 parts of magnet powder, 5.8-6.5 parts of pentaerythritol organic peroxide vulcanizing agent ester, 8.3-9 parts of polycarbonate, 0.6-0.85 part of sodium dodecyl sulfate, 2-2.4 parts of diisooctyl phosphate, 1.5-1.7 parts of accelerator CBS, 5-7 parts of antioxidant and 8-10 parts of flame retardant.
6. The flame-retardant high-temperature-resistant nylon mesh pipe applied to new energy and rail transit as claimed in claim 4, wherein: the resin composite material comprises the following raw materials in parts by weight: 100 parts of polyethylene resin, 30 parts of polypropylene resin, 30 parts of polyester resin, 20 parts of nylon elastomer, 19 parts of epoxy resin, 2 parts of organic peroxide vulcanizing agent, 3.6 parts of zinc oxide, 1.4 parts of paraffin, 2, 4-dihydroxy benzophenone, 1 part of N, N-dimethylacetamide, 6.3 parts of montmorillonite, 8.6 parts of nano mica powder, 7 parts of magnet powder, 6 parts of pentaerythritol organic peroxide vulcanizing agent ester, 8.7 parts of polycarbonate, 0.7 part of sodium dodecyl sulfate, 2.2 parts of diisooctyl phosphate, 1.6 parts of accelerator CBS, 6.2 parts of antioxidant and 9 parts of flame retardant.
7. The flame-retardant high-temperature-resistant nylon mesh pipe applied to new energy and rail transit as claimed in claim 1, wherein: the flame retardant is prepared according to the following process: adding 20-35 parts by weight of p-aminobenzoic acid, 400 parts by weight of maleic acid monoester rare earth organic compound and 200 parts by weight of 100-200 parts by weight of water into a reaction device, uniformly stirring, heating and refluxing for 2-3.5h, and cooling, washing and drying after the reaction is finished to obtain the flame retardant.
8. The flame-retardant high-temperature-resistant nylon mesh pipe applied to new energy and rail transit as claimed in claim 1, wherein: the flame retardant is prepared according to the following process: adding 30 parts by weight of p-aminobenzoic acid, 380 parts by weight of maleic acid monoester rare earth organic compound and 150 parts by weight of water into a reaction device, uniformly stirring, heating and refluxing for 3 hours, and cooling, washing and drying after the reaction is finished to obtain the flame retardant.
9. The flame-retardant high-temperature-resistant nylon mesh pipe applied to new energy and rail transit as claimed in claim 1, wherein: the antioxidant is one or a mixture of more of antioxidant 1010, antioxidant 626 and antioxidant 300.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106566234A (en) * | 2015-10-13 | 2017-04-19 | 上海杰事杰新材料(集团)股份有限公司 | A flame retardance-enhanced high-temperature resistant nylon composite material and a preparing method |
| CN110078994A (en) * | 2019-04-27 | 2019-08-02 | 盐城市贝迪塑业有限公司 | A kind of PE pipeline improves material and preparation method thereof |
| CN111622684A (en) * | 2020-05-19 | 2020-09-04 | 中国石油天然气股份有限公司 | Nonmetal composite oil pipe for continuously coating cable |
| CN212380880U (en) * | 2020-07-01 | 2021-01-19 | 诸暨市万江机械有限公司 | High-strength insulating sleeve for automobile |
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2021
- 2021-11-05 CN CN202111303618.1A patent/CN113817254A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106566234A (en) * | 2015-10-13 | 2017-04-19 | 上海杰事杰新材料(集团)股份有限公司 | A flame retardance-enhanced high-temperature resistant nylon composite material and a preparing method |
| CN110078994A (en) * | 2019-04-27 | 2019-08-02 | 盐城市贝迪塑业有限公司 | A kind of PE pipeline improves material and preparation method thereof |
| CN111622684A (en) * | 2020-05-19 | 2020-09-04 | 中国石油天然气股份有限公司 | Nonmetal composite oil pipe for continuously coating cable |
| CN212380880U (en) * | 2020-07-01 | 2021-01-19 | 诸暨市万江机械有限公司 | High-strength insulating sleeve for automobile |
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