CN105199166A - Flame-retardant computer cable sheath material with excellent mechanical properties - Google Patents
Flame-retardant computer cable sheath material with excellent mechanical properties Download PDFInfo
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- CN105199166A CN105199166A CN201510634462.3A CN201510634462A CN105199166A CN 105199166 A CN105199166 A CN 105199166A CN 201510634462 A CN201510634462 A CN 201510634462A CN 105199166 A CN105199166 A CN 105199166A
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Abstract
The invention discloses a flame-retardant computer cable sheath material with excellent mechanical properties, comprising, by weight: 30-50 parts of polypropylene, 30-60 parts of acrylonitrile-butadiene rubber, 20-40 parts of ethylene-propylene-diene monomer rubber, 1-3 parts of tert-butyl peroxybenzoate, 1-2 parts of bis(2, 4-dichlorobenzoyl) peroxide, 0.2-0.6 part of sodium ammonium dichromate, 2-2.6 parts of promoter DM, 10-18 parts of carbon fiber, 20-40 parts of diatomite, 5-15 parts of nano silicon dioxide, 40-60 parts of modified cotton staple, 0.5-1.5 parts of an anti-ageing agent, 1-3 parts of polyvinyl butyral, 2-4 parts of stearic acid, 0.5-2.5 parts of trioctyl phosphate, and 0.5-2.5 parts of aromatic hydrocarbon oil. This material has good flame retardance and excellent mechanical properties.
Description
Technical field
The present invention relates to computer cable technical field, particularly relate to a kind of flame retardant type computer cable sheath material with excellent mechanical property.
Background technology
Along with the popularization of computer, computer communication cable obtains using more and more widely, and the effect of computer cable is the manipulation of transmission non-electricity or some equipment and instrument of transmission manipulation calculated signals machine.The appearance of computer cable solves the problems such as transmission signal is weak, signal disturbing, signal distortion, equipment and instrument can run well as indicated, fire-retardant and the mechanical property of common computer cable sheath is poor, easily cause a serious accident to communication line, affect the normal operation of computer, how preparing a kind of fire-retardant, that mechanical property is good computer system cable jacket material becomes the current technical issues that need to address.
Summary of the invention
The present invention proposes a kind of flame retardant type computer cable sheath material with excellent mechanical property, fire-retardant, mechanical property is good.
A kind of flame retardant type computer cable sheath material with excellent mechanical property that the present invention proposes, its raw material comprises by weight: polypropylene 30-50 part, paracril 30-60 part, terpolymer EP rubber 20-40 part, peroxidized t-butyl perbenzoate 1-3 part, peroxidation two (2, 4-dichloro-benzoyl) 1-2 part, ammonium dichromate sodium 0.2-0.6 part, altax 2-2.6 part, carbon fiber 10-18 part, diatomite 20-40 part, nano silicon 5-15 part, modification cotton short fiber 40-60 part, anti-aging agent 0.5-1.5 part, polyvinyl butyral acetal 1-3 part, stearic acid 2-4 part, trioctyl phosphate 0.5-2.5 part, hydrocarbon oil 0.5-2.5 part.
Preferably, modification cotton short fiber adopts following technique to prepare: by sodium polyacrylate, water, N, N-dimethyl-1,3-propylene diamine mix and blend, whipping temp is 65-75 DEG C, is warming up to 80-86 DEG C and adds bromination of n-butane mix and blend, adds coal ash fiber, cotton short fiber stirs, cooling leaves standstill, stir, filter, washing, drying, obtains modification cotton short fiber.
Preferably, modification cotton short fiber adopts following technique to prepare: by weight by 40-60 part sodium polyacrylate, 80-120 part water, 1-4 part N, N-dimethyl-1, 3-propylene diamine mix and blend, whipping temp is 65-75 DEG C, churning time is 15-30min, be warming up to 80-86 DEG C and add 5-15 part bromination of n-butane mix and blend 30-40min, add 15-20 part coal ash fiber, 20-40 part cotton short fiber stirs 15-30min, be cooled to 50-60 DEG C of standing 1-5 days, then high-speed stirring 1-2h, stirring velocity is 600-700r/min, filter, washing, dry, obtain modification cotton short fiber.
Preferably; modified nano calcium carbonate adopts following technique to prepare: by calcium carbonate, aluminium hydroxide, phosphatic rock, Tyox B mixed grinding; add two (dioctyl pyrophosphoryl bases) containing fluoroacetic acid ester titanium, change zirconium, nano silicon, plant ash, linking agent TAC, xitix grinding; add β-(3; 4-epoxy cyclohexyl) ethyl trimethoxy silane, zinc oxide continue grinding, obtain modified nano calcium carbonate.
Preferably, modified nano calcium carbonate adopts following technique to prepare: by weight by 30-50 part calcium carbonate, 10-20 part aluminium hydroxide, 2-5 part phosphatic rock, 1-3 part Tyox B mixed grinding, milling time is 20-30min, add 2-4 part two (dioctyl pyrophosphoryl base) containing fluoroacetic acid ester titanium, 0.5-1.5 part Zirconium tetrafluoride, 15-20 part nano silicon, 2-6 part plant ash, 0.1-0.6 part linking agent TAC, 1-2 part xitix grinds, milling time is 50-80min, continue to add 0.5-2.5 part β-(3, 4-epoxy cyclohexyl) ethyl trimethoxy silane, 3-7 part zinc oxide continues grinding, milling time is 20-40min, obtain modified nano calcium carbonate.
Preferably, polypropylene, the weight ratio of paracril, terpolymer EP rubber, modification cotton short fiber is 40-46:40-45:30-36:46-50.
Preferably, the weight ratio of peroxidized t-butyl perbenzoate, bis(2，4-dichlorobenzoyl)peroxide, ammonium dichromate sodium, altax is 1.5-2.4:1.2-1.6:0.4-0.55:2.2-2.5.
Preferably, carbon fiber, the weight ratio of diatomite, nano silicon, modification cotton short fiber is 12-16:30-36:7-12:46-50.
Preferably, its raw material comprises by weight: polypropylene 40-46 part, paracril 40-45 part, terpolymer EP rubber 30-36 part, peroxidized t-butyl perbenzoate 1.5-2.4 part, peroxidation two (2, 4-dichloro-benzoyl) 1.2-1.6 part, ammonium dichromate sodium 0.4-0.55 part, altax 2.2-2.5 part, carbon fiber 12-16 part, diatomite 30-36 part, nano silicon 7-12 part, modification cotton short fiber 46-50 part, anti-aging agent 0.8-1.2 part, polyvinyl butyral acetal 1.2-1.5 part, stearic acid 3-3.6 part, trioctyl phosphate 2-2.4 part, hydrocarbon oil 2-2.3 part.
In the present invention, polypropylene, paracril, terpolymer EP rubber are in peroxidized t-butyl perbenzoate, peroxidation two (2,4-dichloro-benzoyl), ammonium dichromate sodium, altax composition vulcanization system under, fire block articles performance is good, and mechanical property is very excellent; In modification cotton short fiber, pre-treatment is carried out with partial amides key to sodium polyacrylate, because coal ash fiber and cotton short fiber surface are containing great amount of hydroxy group, modified calcium carbonate particulate interspaces is little, particle aggregation degree is low, can be formed with polyacrylic acid after interaction is skeleton, and surface grafting has coal ash fiber, cotton short fiber, modified calcium carbonate active substance; The active substance of modification cotton short fiber and carbon fiber, diatomite, nano silicon, modification cotton short fiber organically combine, fire block articles performance is fabulous, mechanical property is very excellent, the polyvinyl butyral acetal added further, stearic acid, trioctyl phosphate, hydrocarbon oil act synergistically, can promote the balanced of toughness and hardness, mechanical property strengthens further.
Embodiment
Below, by specific embodiment, technical scheme of the present invention is described in detail.
Embodiment 1
A kind of flame retardant type computer cable sheath material with excellent mechanical property, its raw material comprises by weight: polypropylene 50 parts, paracril 30 parts, terpolymer EP rubber 40 parts, peroxidized t-butyl perbenzoate 1 part, peroxidation two (2,4-dichloro-benzoyl) 2 parts, 0.2 part, ammonium dichromate sodium, altax 2.6 parts, 10 parts, carbon fiber, 40 parts, diatomite, nano silicon 5 parts, modification cotton short fiber 60 parts, 0.5 part, anti-aging agent, polyvinyl butyral acetal 3 parts, stearic acid 2 parts, trioctyl phosphate 2.5 parts, hydrocarbon oil 0.5 part.
Embodiment 2
A kind of flame retardant type computer cable sheath material with excellent mechanical property, its raw material comprises by weight: polypropylene 30 parts, paracril 60 parts, terpolymer EP rubber 20 parts, peroxidized t-butyl perbenzoate 3 parts, peroxidation two (2,4-dichloro-benzoyl) 1 part, 0.6 part, ammonium dichromate sodium, altax 2 parts, 18 parts, carbon fiber, 20 parts, diatomite, nano silicon 15 parts, modification cotton short fiber 40 parts, 1.5 parts, anti-aging agent, polyvinyl butyral acetal 1 part, stearic acid 4 parts, trioctyl phosphate 0.5 part, hydrocarbon oil 2.5 parts.
Embodiment 3
A kind of flame retardant type computer cable sheath material with excellent mechanical property, its raw material comprises by weight: polypropylene 46 parts, paracril 40 parts, terpolymer EP rubber 36 parts, peroxidized t-butyl perbenzoate 1.5 parts, peroxidation two (2,4-dichloro-benzoyl) 1.6 parts, 0.4 part, ammonium dichromate sodium, altax 2.5 parts, 12 parts, carbon fiber, 36 parts, diatomite, nano silicon 7 parts, modification cotton short fiber 50 parts, 0.8 part, anti-aging agent, polyvinyl butyral acetal 1.5 parts, stearic acid 3 parts, trioctyl phosphate 2.4 parts, hydrocarbon oil 2 parts.
Modification cotton short fiber adopts following technique to prepare: by weight by 60 parts of sodium polyacrylates, 80 parts of water, 4 parts of N, N-dimethyl-1,3-propylene diamine mix and blends, whipping temp is 65 DEG C, and churning time is 30min, is warming up to 80 DEG C and adds 15 parts of bromination of n-butane mix and blend 30min, add 20 parts of coal ash fibers, 20 parts of cotton short fibers stir 30min, be cooled to 50 DEG C and leave standstill 5 days, then high-speed stirring 1h, stirring velocity is 700r/min, filter, washing, dry, obtain modification cotton short fiber.
Modified nano calcium carbonate adopts following technique to prepare: by weight by 30 parts of calcium carbonate, 20 parts of aluminium hydroxides, 2 parts of phosphatic rock, 3 parts of Tyox B mixed grindings, milling time is 20min, add 4 part two (dioctyl pyrophosphoryl base) containing fluoroacetic acid ester titanium, 0.5 part of Zirconium tetrafluoride, 20 parts of nano silicons, 2 parts of plant ash, 0.6 part of linking agent TAC, 1 part of xitix grinding, milling time is 80min, continue to add 0.5 part of β-(3, 4-epoxy cyclohexyl) ethyl trimethoxy silane, 7 parts of zinc oxide continue grinding, milling time is 20min, obtain modified nano calcium carbonate.
Embodiment 4
A kind of flame retardant type computer cable sheath material with excellent mechanical property, its raw material comprises by weight: polypropylene 40 parts, paracril 45 parts, terpolymer EP rubber 30 parts, peroxidized t-butyl perbenzoate 2.4 parts, peroxidation two (2,4-dichloro-benzoyl) 1.2 parts, 0.55 part, ammonium dichromate sodium, altax 2.2 parts, 16 parts, carbon fiber, 30 parts, diatomite, nano silicon 12 parts, modification cotton short fiber 46 parts, 1.2 parts, anti-aging agent, polyvinyl butyral acetal 1.2 parts, stearic acid 3.6 parts, trioctyl phosphate 2 parts, hydrocarbon oil 2.3 parts.
Modification cotton short fiber adopts following technique to prepare: by weight by 40 parts of sodium polyacrylates, 120 parts of water, 1 part of N, N-dimethyl-1,3-propylene diamine mix and blend, whipping temp is 75 DEG C, and churning time is 15min, is warming up to 86 DEG C and adds 5 parts of bromination of n-butane mix and blend 40min, add 15 parts of coal ash fibers, 40 parts of cotton short fibers stir 15min, be cooled to 60 DEG C and leave standstill 1 day, then high-speed stirring 2h, stirring velocity is 600r/min, filter, washing, dry, obtain modification cotton short fiber.
Modified nano calcium carbonate adopts following technique to prepare: by weight by 50 parts of calcium carbonate, 10 parts of aluminium hydroxides, 5 parts of phosphatic rock, 1 part of Tyox B mixed grinding, milling time is 30min, add 2 part two (dioctyl pyrophosphoryl base) containing fluoroacetic acid ester titanium, 1.5 parts of Zirconium tetrafluorides, 15 parts of nano silicons, 6 parts of plant ash, 0.1 part of linking agent TAC, 2 parts of xitix grindings, milling time is 50min, continue to add 2.5 parts of β-(3, 4-epoxy cyclohexyl) ethyl trimethoxy silane, 3 parts of zinc oxide continue grinding, milling time is 40min, obtain modified nano calcium carbonate.
Embodiment 5
A kind of flame retardant type computer cable sheath material with excellent mechanical property, its raw material comprises by weight: polypropylene 43 parts, paracril 43 parts, terpolymer EP rubber 34 parts, peroxidized t-butyl perbenzoate 1.9 parts, peroxidation two (2,4-dichloro-benzoyl) 1.42 parts, 0.51 part, ammonium dichromate sodium, altax 2.4 parts, 14 parts, carbon fiber, 34 parts, diatomite, nano silicon 10 parts, modification cotton short fiber 48 parts, 1.15 parts, anti-aging agent, polyvinyl butyral acetal 1.4 parts, stearic acid 3.2 parts, trioctyl phosphate 2.2 parts, hydrocarbon oil 2.1 parts.
Modification cotton short fiber adopts following technique to prepare: by weight by 50 parts of sodium polyacrylates, 100 parts of water, 2.5 parts of N, N-dimethyl-1,3-propylene diamine mix and blend, whipping temp is 68 DEG C, churning time is 24min, be warming up to 84 DEG C and add 12 parts of bromination of n-butane mix and blend 34min, add 18 parts of coal ash fibers, 36 parts of cotton short fibers stir 24min, be cooled to 55 DEG C and leave standstill 3 days, then high-speed stirring 1.5h, stirring velocity is 680r/min, filter, washing, dry, obtain modification cotton short fiber.
Modified nano calcium carbonate adopts following technique to prepare: by weight by 42 parts of calcium carbonate, 16 parts of aluminium hydroxides, 4.5 parts of phosphatic rock, 1.85 parts of Tyox B mixed grindings, milling time is 26min, add 3.6 part two (dioctyl pyrophosphoryl base) containing fluoroacetic acid ester titanium, 1.2 parts of Zirconium tetrafluorides, 18 parts of nano silicons, 3.5 parts of plant ash, 0.4 part of linking agent TAC, 1.5 parts of xitix grindings, milling time is 62min, continue to add 2.2 parts of β-(3, 4-epoxy cyclohexyl) ethyl trimethoxy silane, 6 parts of zinc oxide continue grinding, milling time is 32min, obtain modified nano calcium carbonate.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (9)
1. one kind has the flame retardant type computer cable sheath material of excellent mechanical property, it is characterized in that, its raw material comprises by weight: polypropylene 30-50 part, paracril 30-60 part, terpolymer EP rubber 20-40 part, peroxidized t-butyl perbenzoate 1-3 part, peroxidation two (2, 4-dichloro-benzoyl) 1-2 part, ammonium dichromate sodium 0.2-0.6 part, altax 2-2.6 part, carbon fiber 10-18 part, diatomite 20-40 part, nano silicon 5-15 part, modification cotton short fiber 40-60 part, anti-aging agent 0.5-1.5 part, polyvinyl butyral acetal 1-3 part, stearic acid 2-4 part, trioctyl phosphate 0.5-2.5 part, hydrocarbon oil 0.5-2.5 part.
2. the flame retardant type computer cable sheath material with excellent mechanical property according to claim 1, it is characterized in that, modification cotton short fiber adopts following technique to prepare: by sodium polyacrylate, water, N, N-dimethyl-1,3-propylene diamine mix and blend, whipping temp is 65-75 DEG C, be warming up to 80-86 DEG C and add bromination of n-butane mix and blend, add coal ash fiber, cotton short fiber stirs, cooling leaves standstill, and stirs, filter, washing, dry, obtain modification cotton short fiber.
3. the flame retardant type computer cable sheath material with excellent mechanical property according to claim 2, it is characterized in that, modification cotton short fiber adopts following technique to prepare: by weight by 40-60 part sodium polyacrylate, 80-120 part water, 1-4 part N, N-dimethyl-1, 3-propylene diamine mix and blend, whipping temp is 65-75 DEG C, churning time is 15-30min, be warming up to 80-86 DEG C and add 5-15 part bromination of n-butane mix and blend 30-40min, add 15-20 part coal ash fiber, 20-40 part cotton short fiber stirs 15-30min, be cooled to 50-60 DEG C of standing 1-5 days, then high-speed stirring 1-2h, stirring velocity is 600-700r/min, filter, washing, dry, obtain modification cotton short fiber.
4. the flame retardant type computer cable sheath material with excellent mechanical property according to Claims 2 or 3; it is characterized in that; modified nano calcium carbonate adopts following technique to prepare: by calcium carbonate, aluminium hydroxide, phosphatic rock, Tyox B mixed grinding; add two (dioctyl pyrophosphoryl bases) containing fluoroacetic acid ester titanium, change zirconium, nano silicon, plant ash, linking agent TAC, xitix grinding; add β-(3; 4-epoxy cyclohexyl) ethyl trimethoxy silane, zinc oxide continue grinding, obtain modified nano calcium carbonate.
5. the flame retardant type computer cable sheath material with excellent mechanical property according to any one of claim 2-4, it is characterized in that, modified nano calcium carbonate adopts following technique to prepare: by weight by 30-50 part calcium carbonate, 10-20 part aluminium hydroxide, 2-5 part phosphatic rock, 1-3 part Tyox B mixed grinding, milling time is 20-30min, add 2-4 part two (dioctyl pyrophosphoryl base) containing fluoroacetic acid ester titanium, 0.5-1.5 part Zirconium tetrafluoride, 15-20 part nano silicon, 2-6 part plant ash, 0.1-0.6 part linking agent TAC, 1-2 part xitix grinds, milling time is 50-80min, continue to add 0.5-2.5 part β-(3, 4-epoxy cyclohexyl) ethyl trimethoxy silane, 3-7 part zinc oxide continues grinding, milling time is 20-40min, obtain modified nano calcium carbonate.
6. the flame retardant type computer cable sheath material with excellent mechanical property according to any one of claim 1-5, it is characterized in that, polypropylene, the weight ratio of paracril, terpolymer EP rubber, modification cotton short fiber is 40-46:40-45:30-36:46-50.
7. the flame retardant type computer cable sheath material with excellent mechanical property according to any one of claim 1-6, it is characterized in that, the weight ratio of peroxidized t-butyl perbenzoate, bis(2，4-dichlorobenzoyl)peroxide, ammonium dichromate sodium, altax is 1.5-2.4:1.2-1.6:0.4-0.55:2.2-2.5.
8. the flame retardant type computer cable sheath material with excellent mechanical property according to any one of claim 1-7, is characterized in that, carbon fiber, the weight ratio of diatomite, nano silicon, modification cotton short fiber is 12-16:30-36:7-12:46-50.
9. the flame retardant type computer cable sheath material with excellent mechanical property according to any one of claim 1-8, it is characterized in that, its raw material comprises by weight: polypropylene 40-46 part, paracril 40-45 part, terpolymer EP rubber 30-36 part, peroxidized t-butyl perbenzoate 1.5-2.4 part, peroxidation two (2, 4-dichloro-benzoyl) 1.2-1.6 part, ammonium dichromate sodium 0.4-0.55 part, altax 2.2-2.5 part, carbon fiber 12-16 part, diatomite 30-36 part, nano silicon 7-12 part, modification cotton short fiber 46-50 part, anti-aging agent 0.8-1.2 part, polyvinyl butyral acetal 1.2-1.5 part, stearic acid 3-3.6 part, trioctyl phosphate 2-2.4 part, hydrocarbon oil 2-2.3 part.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105713294A (en) * | 2016-03-25 | 2016-06-29 | 安徽特种电缆集团有限公司 | Waterproof cable material with excellent mechanical properties |
| CN105778283A (en) * | 2016-03-25 | 2016-07-20 | 安徽特种电缆集团有限公司 | Waterproof and environment-friendly cable material |
| CN106046451A (en) * | 2016-05-19 | 2016-10-26 | 安徽省无为县佳和电缆材料有限公司 | Cable sheath |
| CN106832650A (en) * | 2016-12-03 | 2017-06-13 | 安徽中润电缆集团股份有限公司 | A kind of low-cost high-temperature cable |
| CN107057139A (en) * | 2017-05-12 | 2017-08-18 | 安徽瑞鑫自动化仪表有限公司 | A kind of automobile instrument wire harness rubber for sheath |
| CN107603013A (en) * | 2017-09-26 | 2018-01-19 | 青岛农业大学 | A kind of computer communication equipment communication cable and preparation method thereof |
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| CN105713294A (en) * | 2016-03-25 | 2016-06-29 | 安徽特种电缆集团有限公司 | Waterproof cable material with excellent mechanical properties |
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Application publication date: 20151230 |