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CN106589929A - Flame-retarding nylon composite for acid-base resisting electric power fitting and manufacturing method thereof - Google Patents

Flame-retarding nylon composite for acid-base resisting electric power fitting and manufacturing method thereof Download PDF

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Publication number
CN106589929A
CN106589929A CN201611006104.9A CN201611006104A CN106589929A CN 106589929 A CN106589929 A CN 106589929A CN 201611006104 A CN201611006104 A CN 201611006104A CN 106589929 A CN106589929 A CN 106589929A
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CN
China
Prior art keywords
parts
carbon fiber
acid
electric power
nylon composite
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
Application number
CN201611006104.9A
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Chinese (zh)
Inventor
余炜
于水
马世虎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maanshan Huaneng Electric Power Line Accessories Co Ltd
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Maanshan Huaneng Electric Power Line Accessories Co Ltd
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Maanshan Huaneng Electric Power Line Accessories Co Ltd filed Critical Maanshan Huaneng Electric Power Line Accessories Co Ltd
Priority to CN201611006104.9A priority Critical patent/CN106589929A/en
Publication of CN106589929A publication Critical patent/CN106589929A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L77/00Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
    • C08L77/06Polyamides derived from polyamines and polycarboxylic acids
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/011Nanostructured additives
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/02Flame or fire retardant/resistant

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Fireproofing Substances (AREA)

Abstract

The invention discloses a flame-retarding nylon composite for an acid-base resisting electric power fitting. The flame-retarding nylon composite is prepared from, by weight, 78-82 parts of nylon 67, 21-23 parts of polytetrafluoroethylene, 24-26 parts of carbon fiber, 8.4-8.6 parts of melamine cyanurate, 25-27 parts of aluminum oxide, 4-6 parts of hydrogen-containing silicone oil, 8-10 parts of talcum powder, 1.2-1.5 parts of carbonyl iron powder, 5-7 parts of polyethylene glycol, 10-11 parts of vinyl trimethoxy silane, 6-8 parts of waste paper pulp, 1.6-1.8 parts of nano cerium oxide and 7-8 parts of toluene diisocynate. The melamine cyanurate is adopted as a fire retardant, the aluminum oxide is adopted as a heat conducting filler after being subjected to silane modification, carbon fiber is adopted as a reinforcing material, and other effective components are matched and composited to obtain the electric power fitting. The electric power fitting has the good acid-base resistance, impact resistance, creep resistance and heat resistance, is good in overall performance and can be continuously produced.

Description

A kind of acid and alkali-resistance electric armour clamp fire-retardant nylon composite and preparation method thereof
Technical field
The present invention relates to technical field of composite materials, more particularly to a kind of acid and alkali-resistance electric armour clamp fire-retardant nylon composite wood Material and preparation method thereof.
Background technology
Electric armour clamp be connection and combinational electric system in all kinds of devices, play transmission mechanical load, electrical load and The metal-ware of certain protective action, used as part indispensable on transmission line of electricity, its electric energy loss is always power department The problem of concern.In addition to improving from electric armour clamp casting technique, the selection to its material is particularly important, and material is prepared at present Mainly based on nonmagnetic aluminium alloy, although compared with the ferrimagnet for using in the past, electrical network energy-saving and emission-reduction are played necessarily Effect, but used as metallic conductor, eddy-current loss is still present, and energy loss is still unavoidable from, and Al-alloy products must Must obtain through the high energy consumptions such as ore dressing, exploitation, electrolysis, melting, high pollution operation, belong to national developmental limitation industry, it is impossible to full The economic needs of sufficient transmission line of electricity.Replace metal material with insulant, so that it may reduce eddy-current loss, reach more preferable energy-conservation effect Really.With the fast development of brand-new material science, the composite with insulating properties is applied to more and more power industry In, as the making material of electric armour clamp, it is up to decrease or even eliminate the purpose of eddy-current loss.
It is known that fibre reinforced composites have the performance such as lightweight, high-strength, anti-corrosion, insulation, environmental protection, in power industry Be widely used in transmission and distribution networkses, thus in order to solve the problems, such as electric line in steel and aluminum alloy hardware high energy consumption, Reduce line loss, document《The development and application of modified composite material conductor spacer and suspension clamp》Tens of kinds of engineering plastics are entered Go and selected and study, it is determined that using PA66 nylon as the base material of composite.In the substrate add glass fibre, toughener, Resistance to ozone and corrosion-resistant etc. material modified, and by repetition test test and formulation optimization, successfully develop a kind of modified compound Material, and the design of conductor spacer and suspension clamp, trial-production and experimental study based on modified composite material have been carried out, as a result show it Performance meets national standard and power industry standard requirement, and the suspension clamp based on composite has been applied to 35 kV and 220 In kV overhead transmission lines, operation conditions is good.
Belong to combustible material yet with nylon material, electric armour clamp is used for for a long time open air, especially during the broiling summer Hold fire hazardous with dry winter, and the improvement of the performance such as fire-retardant to material in document, cold-resistant, ageing-resistant does not add elaboration, Thus the electric armour clamp with fire resistance for developing a kind of multifunction efficient energy-saving have with modified composite nylon material it is good Good application prospect.
The content of the invention
The object of the invention is exactly to make up the defect of prior art, there is provided a kind of acid and alkali-resistance electric armour clamp fire-retardant nylon Composite and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of acid and alkali-resistance electric armour clamp fire-retardant nylon composite, is prepared by the raw materials in:Nylon66 fiber 78-82, Politef 21-23, carbon fiber 24-26, melamine cyanurate 8.4-8.6, aluminium oxide 25-27, containing hydrogen silicone oil 4-6, Pulvis Talci 8-10, carbonyl iron dust 1.2-1.5, Polyethylene Glycol 5-7, vinyltrimethoxy silane 10-11, secondary stock 6-8, nanometer Cerium oxide 1.6-1.8, toluene di-isocyanate(TDI) 7-8.
A kind of described acid and alkali-resistance electric armour clamp manufacture method of fire-retardant nylon composite, comprises the following steps:
(1)By secondary stock add 10-12 times of quality water in stirring and evenly mixing heated and boiled, keeping temperature add nano-cerium oxide, Polyethylene Glycol continues to stir 10-20 minutes, is cooled to 45-55 DEG C, adds melamine cyanurate ultrasonic disperse 20-30 point Clock, is spray-dried to obtain modified melamine cyanurate;
(2)By aluminium oxide in 810-910 DEG C of calcination processing 30-40 minute, 110-120 DEG C of addition toluene di-isocyanate(TDI) is cooled to Grinding 20-30 minutes, it is cooled to 75-80 DEG C and adds vinyltrimethoxy silane, containing hydrogen silicone oil ultrasonic disperse 10-15 minutes, Room temperature dries to obtain modified aluminas;
(3)Carbon fiber is placed in the salpeter solution that mass concentration is 25%-40%, is soaked 10-20 minutes under room temperature condition, then With in the sodium hydroxide solution of mass concentration 5%-20% and residual acid solution, final rinse water to neutrality is dried must be roughened place Reason carbon fiber;
(4)By nylon66 fiber, politef, step(1)、(2)Material and other residual componentss mix homogeneously in mixer, Jing Upstream spout, sends into double screw extruder, while by step(3)Middle roughening treatment carbon fiber Jing fed downstream mouths, send into double Screw extruder melting extrusion, pelletize, discharging.
It is an advantage of the invention that:With melamine cyanurate as fire retardant, addition nano-cerium oxide is changed the present invention Property after its crystal can be made to be generally uniformly dispersed in nylon matrix, in burning by itself endothermic decomposition, generation can not combustion gas Body, realizes that gas phase is intercepted, and so as to play fire retardation, and leaves nanoporous on composite self-extinguishment face;The present invention will Aluminium oxide carry out it is silane-modified after be added in raw material as heat filling, and nylon matrix wellability it is good be uniformly dispersed, carry The thermal diffusivity and heat resistance of high material;As reinforcing material, again other effective ingredient of compatibility are mutually combined system to addition carbon fiber The electric armour clamp for obtaining has good resistance to acids and bases, impact resistance, creep-resistant property and heat resistance, and high comprehensive performance can Continuously produced.
Specific embodiment
A kind of acid and alkali-resistance electric armour clamp fire-retardant nylon composite, is prepared by the raw materials in:Nylon66 fiber 78th, politef 21, carbon fiber 24, melamine cyanurate 8.4, aluminium oxide 25, containing hydrogen silicone oil 4, Pulvis Talci 8, carbonyl Iron powder 1.2, Polyethylene Glycol 5, vinyltrimethoxy silane 10, secondary stock 6, nano-cerium oxide 1.6, toluene di-isocyanate(TDI) 7.
A kind of described acid and alkali-resistance electric armour clamp manufacture method of fire-retardant nylon composite, comprises the following steps:
(1)By secondary stock add 10-12 times of quality water in stirring and evenly mixing heated and boiled, keeping temperature add nano-cerium oxide, Polyethylene Glycol continues to stir 10-20 minutes, is cooled to 45-55 DEG C, adds melamine cyanurate ultrasonic disperse 20-30 point Clock, is spray-dried to obtain modified melamine cyanurate;
(2)By aluminium oxide in 810-910 DEG C of calcination processing 30-40 minute, 110-120 DEG C of addition toluene di-isocyanate(TDI) is cooled to Grinding 20-30 minutes, it is cooled to 75-80 DEG C and adds vinyltrimethoxy silane, containing hydrogen silicone oil ultrasonic disperse 10-15 minutes, Room temperature dries to obtain modified aluminas;
(3)Carbon fiber is placed in the salpeter solution that mass concentration is 25%-40%, is soaked 10-20 minutes under room temperature condition, then With in the sodium hydroxide solution of mass concentration 5%-20% and residual acid solution, final rinse water to neutrality is dried must be roughened place Reason carbon fiber;
(4)By nylon66 fiber, politef, step(1)、(2)Material and other residual componentss mix homogeneously in mixer, Jing Upstream spout, sends into double screw extruder, while by step(3)Middle roughening treatment carbon fiber Jing fed downstream mouths, send into double Screw extruder melting extrusion, pelletize, discharging.
It is 216MPa using electric armour clamp fire-retardant nylon composite material tensile strength obtained in the present invention, elongation percentage is 5.16%。

Claims (2)

1. a kind of acid and alkali-resistance electric armour clamp fire-retardant nylon composite, it is characterised in that be prepared by the raw materials in: Nylon66 fiber 78-82, politef 21-23, carbon fiber 24-26, melamine cyanurate 8.4-8.6, aluminium oxide 25-27, It is containing hydrogen silicone oil 4-6, Pulvis Talci 8-10, carbonyl iron dust 1.2-1.5, Polyethylene Glycol 5-7, vinyltrimethoxy silane 10-11, useless Paper pulp 6-8, nano-cerium oxide 1.6-1.8, toluene di-isocyanate(TDI) 7-8.
2. a kind of acid and alkali-resistance electric armour clamp according to claim 1 manufacture method of fire-retardant nylon composite, it is special Levy is to comprise the following steps:
(1)By secondary stock add 10-12 times of quality water in stirring and evenly mixing heated and boiled, keeping temperature add nano-cerium oxide, Polyethylene Glycol continues to stir 10-20 minutes, is cooled to 45-55 DEG C, adds melamine cyanurate ultrasonic disperse 20-30 point Clock, is spray-dried to obtain modified melamine cyanurate;
(2)By aluminium oxide in 810-910 DEG C of calcination processing 30-40 minute, 110-120 DEG C of addition toluene di-isocyanate(TDI) is cooled to Grinding 20-30 minutes, it is cooled to 75-80 DEG C and adds vinyltrimethoxy silane, containing hydrogen silicone oil ultrasonic disperse 10-15 minutes, Room temperature dries to obtain modified aluminas;
(3)Carbon fiber is placed in the salpeter solution that mass concentration is 25%-40%, is soaked 10-20 minutes under room temperature condition, then With in the sodium hydroxide solution of mass concentration 5%-20% and residual acid solution, final rinse water to neutrality is dried must be roughened place Reason carbon fiber;
(4)By nylon66 fiber, politef, step(1)、(2)Material and other residual componentss mix homogeneously in mixer, Jing Upstream spout, sends into double screw extruder, while by step(3)Middle roughening treatment carbon fiber Jing fed downstream mouths, send into double Screw extruder melting extrusion, pelletize, discharging.
CN201611006104.9A 2016-11-16 2016-11-16 Flame-retarding nylon composite for acid-base resisting electric power fitting and manufacturing method thereof Pending CN106589929A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201611006104.9A CN106589929A (en) 2016-11-16 2016-11-16 Flame-retarding nylon composite for acid-base resisting electric power fitting and manufacturing method thereof

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114085520A (en) * 2021-11-30 2022-02-25 上海试四化学品有限公司 Modified high-flame-retardant-temperature nylon 66 and preparation method thereof
CN115746558A (en) * 2022-12-29 2023-03-07 湖北洋田塑料制品有限公司 High-temperature wear-resistant flame-retardant rare earth nylon composite material and preparation method thereof

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1292394A (en) * 2000-10-20 2001-04-25 清华大学 Preparation method of carbon fibre reinforced cast nylon composite material
CN1401702A (en) * 2002-09-19 2003-03-12 上海交通大学 Method for mfg. high barrier nylon composite material
CN103333581A (en) * 2013-07-01 2013-10-02 国家电网公司 Nano cerium oxide/epoxy composite paint and preparation method thereof
CN103756321A (en) * 2014-01-03 2014-04-30 中山市点石塑胶有限公司 High-thermal-conductivity polymer composite and preparation method thereof
CN103756308A (en) * 2013-12-27 2014-04-30 吴江市东泰电力特种开关有限公司 Inflaming retarding wear-resisting nylon composite material and preparation method thereof
CN103788633A (en) * 2014-01-15 2014-05-14 中山市点石塑胶有限公司 High-heat-conductivity environment-friendly flame-retarding nylon composite material and preparation method thereof
CN104592753A (en) * 2015-02-16 2015-05-06 中国科学院理化技术研究所 Nano-cellulose reinforced and toughened nylon 66 composite material and preparation method thereof

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1292394A (en) * 2000-10-20 2001-04-25 清华大学 Preparation method of carbon fibre reinforced cast nylon composite material
CN1401702A (en) * 2002-09-19 2003-03-12 上海交通大学 Method for mfg. high barrier nylon composite material
CN103333581A (en) * 2013-07-01 2013-10-02 国家电网公司 Nano cerium oxide/epoxy composite paint and preparation method thereof
CN103756308A (en) * 2013-12-27 2014-04-30 吴江市东泰电力特种开关有限公司 Inflaming retarding wear-resisting nylon composite material and preparation method thereof
CN103756321A (en) * 2014-01-03 2014-04-30 中山市点石塑胶有限公司 High-thermal-conductivity polymer composite and preparation method thereof
CN103788633A (en) * 2014-01-15 2014-05-14 中山市点石塑胶有限公司 High-heat-conductivity environment-friendly flame-retarding nylon composite material and preparation method thereof
CN104592753A (en) * 2015-02-16 2015-05-06 中国科学院理化技术研究所 Nano-cellulose reinforced and toughened nylon 66 composite material and preparation method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114085520A (en) * 2021-11-30 2022-02-25 上海试四化学品有限公司 Modified high-flame-retardant-temperature nylon 66 and preparation method thereof
CN115746558A (en) * 2022-12-29 2023-03-07 湖北洋田塑料制品有限公司 High-temperature wear-resistant flame-retardant rare earth nylon composite material and preparation method thereof
CN115746558B (en) * 2022-12-29 2024-01-16 湖北洋田塑料制品有限公司 High-temperature wear-resistant flame-retardant rare earth nylon composite material and preparation method thereof

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Application publication date: 20170426

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