CN105153681A - Novel outdoor power cable sheath material preventing moths and mildew and preparing method thereof - Google Patents
Novel outdoor power cable sheath material preventing moths and mildew and preparing method thereof Download PDFInfo
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- CN105153681A CN105153681A CN201510602062.4A CN201510602062A CN105153681A CN 105153681 A CN105153681 A CN 105153681A CN 201510602062 A CN201510602062 A CN 201510602062A CN 105153681 A CN105153681 A CN 105153681A
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Abstract
The invention discloses a novel outdoor power cable sheath material preventing moths and mildew. The material is characterized by being prepared from, by weight, 100-102 parts of polyether urethane, 20-21.5 parts of aluminum diethylphosphinate, 17-18 parts of melamine cyanurate, 4.3-4.5 parts of aluminum titanate, 50-52 parts of PVC, 1.6-1.8 parts of cross-linking agent TAIC, 6-7 parts of calcium stearate, 20-22 parts of acetyl tributyl citrate, 0.5-0.6 part of capsaicine, 0.2-0.3 part of imidacloprid, 1-1.2 parts of methyltrimethoxysilane, 2-3 parts of liquid silicone rubber, 9-11 parts of zeolite molecular sieves, 1.5-2 parts of OBPA mildew preventing agents, 3-4 parts of methyl silicone oil and 6-7 parts of high-abrasion-resistance carbon black. The prepared material has excellent flame-retardant performance and is excellent in moth preventing property, mildew preventing property and mechanical property, the technology can be controlled conveniently in an industrialized mode, and the material is suitable for outdoor cables.
Description
Technical field
The present invention relates to technical field of polymer materials, particularly relate to a kind of pest repellant mildew-resistant outdoor use halogen power cable sheath material and preparation method thereof.
Background technology
Thermoplastic polyurethane is the elastomer material be polymerized by vulcabond, polyvalent alcohol and chainextender, and it has high strength, snappiness, wear-resisting, oil resistant, weather, the feature such as low temperature resistant, soft, and this is that comprehensive any rubber and plastics do not possess entirely.Polyether-type and the large class of polyester type two can be divided into according to molecular structure, because the environment for use of cable is more complicated, the work-ing life required is more than 10 years, and the high temperature anti-hydrolytic performance of PAUR is poor, and low temperature flexibility is also not as good as polyether-type, therefore in field of cables many uses polyether polyurethane material.The oxygen index of polyether polyurethane material only has 18%, belong to inflammable material, and there is dense smoke and with toxic gas and serious molten drop during burning, and the price of urethane is relatively high, which limits the application on cable industry, therefore need to carry out above flame-retardant modified and composition to polyether(poly)urethane cross-linking modified.The cost of PVC is low, application wide, is a kind of important general-purpose plastics, have research by polyether(poly)urethane and PVC blended, obtain that cost is low, the material of excellent processing performance.The present invention then wishes to be undertaken cross-linking modified by polyether(poly)urethane and PVC, by the interpolation of flame-retardant composition, prepare that a kind of cost is low, applied range, fire-retardant fireproof excellent performance, processing fluidity is good, resistance to low temperature is good flexible cable sheath material.
At the cable that farmland or the larger region of area of woods use, major part needs the function with Anti-moth-eating, anti-ant.Termite, damaging by worms can bring great potential safety hazard to cable etc., can effective Anti-moth-eating so will manufacture a kind of CABLE MATERIALS, and can not on quality and performance shortcoming to some extent, and processing is simply, cost-saving.
Summary of the invention
The object of the invention is exactly the defect in order to make up prior art, provides a kind of pest repellant mildew-resistant outdoor use halogen power cable sheath material and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of pest repellant mildew-resistant outdoor use halogen power cable sheath material, is made up of the raw material of following weight part: polyether(poly)urethane 100-102, aluminum diethylphosphinate 20-21.5, melamine cyanurate 17-18, aluminium titanates 4.3-4.5, PVC50-52, linking agent TAIC1.6-1.8, calcium stearate 6-7, tributyl acetylcitrate 20-22, capsaicine 0.5-0.6, Provado 0.2-0.3, methyltrimethoxy silane 1-1.2, liquid silica gel 2-3, zeolite molecular sieve 9-11, OBPA mould inhibitor 1.5-2, methyl-silicone oil 3-4, high wear-resistant carbon black 6-7.
Described a kind of pest repellant mildew-resistant outdoor use halogen power cable sheath material, be made up of following concrete steps:
(1) calcium stearate of aluminum diethylphosphinate, melamine cyanurate, aluminium titanates, half amount is put into high-speed mixer, after stirring 10 minutes with the speed of 1000 revs/min under normal temperature, then 80 DEG C are heated to, stir 15 minutes with the speed of 1200 revs/min, obtain finely dispersed compound flame retardant; Polyether(poly)urethane being placed on temperature is in the air dry oven of 90 DEG C dry 3 hours, sealing sends into two roller mill after taking out after being cooled to room temperature, before and after controlling, roll temperature is 130 DEG C, begin to pratise 2-3 minute, add compound flame retardant again, pour out after continuing to begin to pratise 8 minutes, send in twin screw extruder, be extruding pelletization under the condition of 140 DEG C in temperature, obtain flame-retardant modified polyether(poly)urethane masterbatch;
(2) by PVC, linking agent TAIC, tributyl acetylcitrate and remaining calcium stearate join in high-speed mixer, temperature control 100 DEG C, 10 minutes are stirred with the speed of 1000 revs/min, then material is put into cold mixer, stir with the speed of 200 revs/min, until add the flame-retardant modified polyether(poly)urethane masterbatch that step (2) obtains when material is cooled to room temperature, discharging after mixing 5 minutes with the speed of 1000 revs/min at normal temperatures, again the material mixed is sent in parallel double-screw extruder, mix 30 minutes, controlling extrusion temperature is 145 DEG C, extruding pelletization, obtain cross-linking modified masterbatch,
(3) capsaicine, Provado are mixed with liquid silica gel, be stirred to and be uniformly dispersed, add zeolite molecular sieve, add in ball mill, be heated to 50 DEG C of abundant ball millings 2 hours, obtain the sterilant of load at zeolite molecular sieve; By ground for high wear-resistant carbon black 400 mesh sieves, mix with methyltrimethoxy silane, put into high-speed mixer, be heated to 70 DEG C, stir after 6 minutes, add the sterilant of above-mentioned load at zeolite molecular sieve, be cooled to room temperature, continue stirring 10 minutes, pour out mixture, drying and crushing, crosses 400 mesh sieves, obtains modified filler;
(4) modified filler that cross-linking modified masterbatch step (2) obtained and step (3) obtain and all the other remaining components are sent in twin screw extruder jointly, mix after 10 minutes, with the temperature extruding pelletization of 150 DEG C and get final product.
Advantage of the present invention is: the present invention adopts aluminum diethylphosphinate and melamine cyanurate to be main flame retardant in the modification of polyether(poly)urethane, composite aluminium titanates, synergy, effectively can improve the neat coal amout of combustion processes, and make layer of charcoal finer and close, also reduce maximum heat rate of release simultaneously, demonstrate excellent fire-retardant fireproof effect; Recycling PVC and modified polyether(poly)urethane are cross-linked, and flame retardant properties strengthens further, not only maintains urethane softness, wear-resisting, low temperature resistant character, reduces cost simultaneously, improve the thermostability of crosslinked material, be more suitable for the market requirement.
The present invention by the composition such as capsaicine, Provado by silica gel load on zeolite molecular sieve, then add in the preparation of product as filler, improve and extend insect protected of knowing clearly, insecticidal effect; The product that the present invention makes not only has excellent fire-retardant fireproof performance, insect protected simultaneously, mildew-resistant, excellent in mechanical performance, and technique is convenient to Industry Control, is applicable to external cable and uses.
Embodiment
A kind of pest repellant mildew-resistant outdoor use halogen power cable sheath material, is made up of the raw material of following weight part (kilogram): polyether(poly)urethane 100, aluminum diethylphosphinate 20, melamine cyanurate 17, aluminium titanates 4.3, PVC50, linking agent TAIC1.6, calcium stearate 6, tributyl acetylcitrate 20, capsaicine 0.5, Provado 0.2, methyltrimethoxy silane 1, liquid silica gel 2, zeolite molecular sieve 9, OBPA mould inhibitor 1.5, methyl-silicone oil 3, high wear-resistant carbon black 6.
Described a kind of pest repellant mildew-resistant outdoor use halogen power cable sheath material, be made up of following concrete steps:
(1) calcium stearate of aluminum diethylphosphinate, melamine cyanurate, aluminium titanates, half amount is put into high-speed mixer, after stirring 10 minutes with the speed of 1000 revs/min under normal temperature, then 80 DEG C are heated to, stir 15 minutes with the speed of 1200 revs/min, obtain finely dispersed compound flame retardant; Polyether(poly)urethane being placed on temperature is in the air dry oven of 90 DEG C dry 3 hours, sealing sends into two roller mill after taking out after being cooled to room temperature, before and after controlling, roll temperature is 130 DEG C, begin to pratise 3 minutes, add compound flame retardant again, pour out after continuing to begin to pratise 8 minutes, send in twin screw extruder, be extruding pelletization under the condition of 140 DEG C in temperature, obtain flame-retardant modified polyether(poly)urethane masterbatch;
(2) by PVC, linking agent TAIC, tributyl acetylcitrate and remaining calcium stearate join in high-speed mixer, temperature control 100 DEG C, 10 minutes are stirred with the speed of 1000 revs/min, then material is put into cold mixer, stir with the speed of 200 revs/min, until add the flame-retardant modified polyether(poly)urethane masterbatch that step (2) obtains when material is cooled to room temperature, discharging after mixing 5 minutes with the speed of 1000 revs/min at normal temperatures, again the material mixed is sent in parallel double-screw extruder, mix 30 minutes, controlling extrusion temperature is 145 DEG C, extruding pelletization, obtain cross-linking modified masterbatch,
(3) capsaicine, Provado are mixed with liquid silica gel, be stirred to and be uniformly dispersed, add zeolite molecular sieve, add in ball mill, be heated to 50 DEG C of abundant ball millings 2 hours, obtain the sterilant of load at zeolite molecular sieve; By ground for high wear-resistant carbon black 400 mesh sieves, mix with methyltrimethoxy silane, put into high-speed mixer, be heated to 70 DEG C, stir after 6 minutes, add the sterilant of above-mentioned load at zeolite molecular sieve, be cooled to room temperature, continue stirring 10 minutes, pour out mixture, drying and crushing, crosses 400 mesh sieves, obtains modified filler;
(4) modified filler that cross-linking modified masterbatch step (2) obtained and step (3) obtain and all the other remaining components are sent in twin screw extruder jointly, mix after 10 minutes, with the temperature extruding pelletization of 150 DEG C and get final product.
By the production of materials application of the present invention in cable, after testing, the index reached is as follows for cable product: tensile strength is 22.9MPa, and fracture extension rate is 294%, and oxygen index >=30%, flame retardant properties reaches UL-94V-0 level.
Claims (2)
1. a pest repellant mildew-resistant outdoor use halogen power cable sheath material, it is characterized in that, be made up of the raw material of following weight part: polyether(poly)urethane 100-102, aluminum diethylphosphinate 20-21.5, melamine cyanurate 17-18, aluminium titanates 4.3-4.5, PVC50-52, linking agent TAIC1.6-1.8, calcium stearate 6-7, tributyl acetylcitrate 20-22, capsaicine 0.5-0.6, Provado 0.2-0.3, methyltrimethoxy silane 1-1.2, liquid silica gel 2-3, zeolite molecular sieve 9-11, OBPA mould inhibitor 1.5-2, methyl-silicone oil 3-4, high wear-resistant carbon black 6-7.
2. a kind of pest repellant mildew-resistant outdoor use halogen power cable sheath material according to claim 1, is characterized in that, be made up of following concrete steps:
(1) calcium stearate of aluminum diethylphosphinate, melamine cyanurate, aluminium titanates, half amount is put into high-speed mixer, after stirring 10 minutes with the speed of 1000 revs/min under normal temperature, then 80 DEG C are heated to, stir 15 minutes with the speed of 1200 revs/min, obtain finely dispersed compound flame retardant; Polyether(poly)urethane being placed on temperature is in the air dry oven of 90 DEG C dry 3 hours, sealing sends into two roller mill after taking out after being cooled to room temperature, before and after controlling, roll temperature is 130 DEG C, begin to pratise 2-3 minute, add compound flame retardant again, pour out after continuing to begin to pratise 8 minutes, send in twin screw extruder, be extruding pelletization under the condition of 140 DEG C in temperature, obtain flame-retardant modified polyether(poly)urethane masterbatch;
(2) by PVC, linking agent TAIC, tributyl acetylcitrate and remaining calcium stearate join in high-speed mixer, temperature control 100 DEG C, 10 minutes are stirred with the speed of 1000 revs/min, then material is put into cold mixer, stir with the speed of 200 revs/min, until add the flame-retardant modified polyether(poly)urethane masterbatch that step (2) obtains when material is cooled to room temperature, discharging after mixing 5 minutes with the speed of 1000 revs/min at normal temperatures, again the material mixed is sent in parallel double-screw extruder, mix 30 minutes, controlling extrusion temperature is 145 DEG C, extruding pelletization, obtain cross-linking modified masterbatch,
(3) capsaicine, Provado are mixed with liquid silica gel, be stirred to and be uniformly dispersed, add zeolite molecular sieve, add in ball mill, be heated to 50 DEG C of abundant ball millings 2 hours, obtain the sterilant of load at zeolite molecular sieve; By ground for high wear-resistant carbon black 400 mesh sieves, mix with methyltrimethoxy silane, put into high-speed mixer, be heated to 70 DEG C, stir after 6 minutes, add the sterilant of above-mentioned load at zeolite molecular sieve, be cooled to room temperature, continue stirring 10 minutes, pour out mixture, drying and crushing, crosses 400 mesh sieves, obtains modified filler;
(4) modified filler that cross-linking modified masterbatch step (2) obtained and step (3) obtain and all the other remaining components are sent in twin screw extruder jointly, mix after 10 minutes, with the temperature extruding pelletization of 150 DEG C and get final product.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105513692A (en) * | 2016-01-29 | 2016-04-20 | 郝福 | Ratproof additive special for cable |
| CN105646974A (en) * | 2016-04-12 | 2016-06-08 | 苏州科茂电子材料科技有限公司 | Preparation method of insect-resistant high-temperature-resistant flame-retardant cable |
| CN105713236A (en) * | 2016-01-29 | 2016-06-29 | 郝福 | Anti-termite additive special for cable |
| CN106633489A (en) * | 2016-11-07 | 2017-05-10 | 贵州固达电缆有限公司 | Rat-proof and termite-resistant cable material and preparation method thereof |
| CN107722456A (en) * | 2017-10-30 | 2018-02-23 | 枣阳市东航塑编彩印有限公司 | Woven bag flat filament prepared by a kind of waste or used plastics and preparation method thereof |
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| CN102120875A (en) * | 2011-01-10 | 2011-07-13 | 杭州捷尔思阻燃化工有限公司 | High-temperature-resistant high-moisture-resistant halogen-free flame-retardant polyester type polyurethane thermoplastic elastomer composition |
| CN103932542A (en) * | 2014-04-17 | 2014-07-23 | 宁波东方席业有限公司 | Pest expelling mat |
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| CN103932542A (en) * | 2014-04-17 | 2014-07-23 | 宁波东方席业有限公司 | Pest expelling mat |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105513692A (en) * | 2016-01-29 | 2016-04-20 | 郝福 | Ratproof additive special for cable |
| CN105713236A (en) * | 2016-01-29 | 2016-06-29 | 郝福 | Anti-termite additive special for cable |
| CN105713236B (en) * | 2016-01-29 | 2018-05-18 | 国网山东省电力公司日照供电公司 | A kind of special termite-proof additive of cable |
| CN105646974A (en) * | 2016-04-12 | 2016-06-08 | 苏州科茂电子材料科技有限公司 | Preparation method of insect-resistant high-temperature-resistant flame-retardant cable |
| CN106633489A (en) * | 2016-11-07 | 2017-05-10 | 贵州固达电缆有限公司 | Rat-proof and termite-resistant cable material and preparation method thereof |
| CN107722456A (en) * | 2017-10-30 | 2018-02-23 | 枣阳市东航塑编彩印有限公司 | Woven bag flat filament prepared by a kind of waste or used plastics and preparation method thereof |
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Application publication date: 20151216 |
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