CN104844922A - Tensile halogen-free flame-retardant insulation material for home appliances and preparation method thereof - Google Patents

Tensile halogen-free flame-retardant insulation material for home appliances and preparation method thereof Download PDF

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Publication number
CN104844922A
CN104844922A CN201510285638.9A CN201510285638A CN104844922A CN 104844922 A CN104844922 A CN 104844922A CN 201510285638 A CN201510285638 A CN 201510285638A CN 104844922 A CN104844922 A CN 104844922A
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CN
China
Prior art keywords
parts
insulation material
halogen
resin
density polyethylene
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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
CN201510285638.9A
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Chinese (zh)
Inventor
王喜东
肖春华
郜海文
周建军
张君君
张爱华
陈玲
夏含芳
程多情
张燕
琚一雄
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Hefei Deren Electronic Devices Co Ltd
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Hefei Deren Electronic Devices Co Ltd
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Priority to CN201510285638.9A priority Critical patent/CN104844922A/en
Publication of CN104844922A publication Critical patent/CN104844922A/en
Pending legal-status Critical Current

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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
    • C08L23/08—Copolymers of ethene
    • C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
    • C08L23/0853—Vinylacetate
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
    • H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/22—Halogen free composition
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/20—Applications use in electrical or conductive gadgets
    • C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/06—Properties of polyethylene
    • C08L2207/062—HDPE

Abstract

The invention relates to a tensile halogen-free flame-retardant insulation material for home appliances, which is prepared from the following raw materials in parts by weight: 8-9 parts of nano silicon resin powder, 2-3 parts of zinc stannate, 0.5-0.6 part of stannous oxide, 0.2-0.3 part of cetyl trimethylammonium bromide, 2-3 parts of melamine cyanurate, 0.6-0.9 part of activated carbon fiber, 10-15 parts of low-density polyethylene resin, 0.3-0.4 part of vinyltrimethoxy silane, 0.04-0.08 part of dicumyl peroxide, 0.01-0.02 part of di-n-butyl tin laurate, 50-60 parts of magnesium hydroxide, 60-65 parts of EVA (ethylene-vinyl acetate), 20-23 parts of high-density polyethylene resin and 2-3 parts of chlorinated methoxy fatty acid methyl ester. The insulation material has the advantages of high tensile strength, high elongation at break and high Shore hardness. The low-density polyethylene and other raw materials are utilized to perform crosslinking modification on the inorganic flame-retardant filler, thereby enhancing the compatibility between the flame-retardant filler and resin base and improving the tensile property of the insulation material.

Description

A kind of tension household electrical appliances halogen-free flame retardant insulation material and preparation method thereof
Technical field
The present invention relates to CABLE MATERIALS field, particularly relate to a kind of tension household electrical appliances halogen-free flame retardant insulation material and preparation method thereof.
Background technology
The halogen-free flameproof of CABLE MATERIALS is the focus of CABLE MATERIALS flame retardant area research in recent years, but because halogen-free flame retardants flame retarding efficiency is low, with matrix poor compatibility, the therefore problem of non-halogen flame-retardant cable ubiquity poor mechanical property, makes non-halogen flame-retardant cable be difficult to apply.Ethylene-vinyl acetate copolymer (EVA) is the new lover of electric wire plastic applications, it has good flexibility, shock-resistance, environmental stress crack resistance in wide temperature range, as CABLE MATERIALS matrix, halogen-free flameproof is carried out to it using EVA, and the mechanical property improving fire-retardant rear CABLE MATERIALS makes it meet the technical property requirements of low-smoke zero-halogen flame-retardant cable sheath, for applying of fireproofing cable material without halide, there is very large value.
As halogen-free flame retardants, halogen-free flameproof is carried out to EVA using composite to 50 parts of magnesium hydroxides (MH) and 8 parts of microencapsulated powder oil (RP), the vertical combustion rank of the halogen-free flame-retardant composite material obtained reaches FV-0 level, oxygen index is more than 30%, but the mechanical property of matrix material is poor, especially the numerical difference required in tensile strength and elongation at break and YD/T1113-2001 standard, apart from comparatively large, can not meet service requirements.Therefore the performance of CABLE MATERIALS is required further improvement.
At present, the CABLE MATERIALS on market also also exists not damage resistant, not fold resistant, and there is white impression, loss of properties on aging in afterwards folding or collision rift cable surface, water-fast, oil resistant, the problem such as wear no resistance, and affects security and work-ing life that household electrical appliances use, require further improvement.
Summary of the invention
The object of the present invention is to provide a kind of tension household electrical appliances halogen-free flame retardant insulation material, the tensile strength of this Insulation Material, elongation at break and shore hardness are high.
Technical scheme of the present invention is as follows:
A kind of tension household electrical appliances halogen-free flame retardant insulation material, it is characterized in that being made up of the raw material of following weight part: nano-silicon resin-oatmeal 8-9, zinc 2-3, tin protoxide 0.5-0.6, cetyl trimethylammonium bromide 0.2-0.3, melamine cyanurate 2-3, activated carbon fiber 0.6-0.9, ldpe resin 10-15, vinyltrimethoxy silane 0.3-0.4, dicumyl peroxide 0.04-0.08, di-n-butyltin dilaurate 0.01-0.02, magnesium hydroxide 50-60, EVA60-65, high-density polyethylene resin 20-23, chloromethoxy fatty acid methyl ester 2-3.
The production method of described tension household electrical appliances halogen-free flame retardant insulation material, is characterized in that:
(1) nano-silicon resin-oatmeal, zinc, tin protoxide, cetyl trimethylammonium bromide mixed grinding is even, mixer is sent into ldpe resin, vinyltrimethoxy silane, dicumyl peroxide, di-n-butyltin dilaurate, magnesium hydroxide, 100-120 DEG C, mix 8-10 minute under the speed of 900-1000 rev/min, send into dual-screw-stem machine again, 140-145 DEG C, extrude under the speed of 300-400 rev/min, obtain mixture;
(2) material that (1) step obtains is crossed water for cooling, remove unnecessary moisture, pelletizing, obtain pellet;
(3) pellet (2) step obtained and EVA, high-density polyethylene resin, chloromethoxy fatty acid methyl ester send into mixer, 80-100 DEG C, mix 3-4 minute under the speed of 800-900 rev/min, add other remaining component again, continue mixing 5-6 minute, send into dual-screw-stem machine again, at 120-140 DEG C, extruding pelletization under the speed of 300-400 rev/min, to obtain final product;
Beneficial effect of the present invention
Insulation Material of the present invention employs nano-silicon resin-oatmeal, chloromethoxy fatty acid methyl ester, activated carbon fiber, improves the tensile strength of Insulation Material, elongation at break and shore hardness; Carry out cross-linking modified by using the raw materials such as Low Density Polyethylene to inorganic fire-retarded filler, obtain the fire-retardant filler of surperficial half cross-linked state, carry out with base resin again mixing and be cross-linked, improve the consistency of fire-retardant filler and resin binder, improve the tensile property of Insulation Material; This Insulation Material excellent performance, Environmental Safety, smoke-suppressing is good, is applicable to make the household electrical appliances such as air-conditioning, refrigerator power supply, wire harness.
Embodiment
A kind of tension household electrical appliances halogen-free flame retardant insulation material, is made up of the raw material of following weight part (kilogram): nano-silicon resin-oatmeal 8.5, zinc 2.5, tin protoxide 0.5, cetyl trimethylammonium bromide 0.2, melamine cyanurate 2.5, activated carbon fiber 0.7, ldpe resin 13, vinyltrimethoxy silane 0.3, dicumyl peroxide 0.06, di-n-butyltin dilaurate 0.01, magnesium hydroxide 55, EVA63, high-density polyethylene resin 21, chloromethoxy fatty acid methyl ester 2.5.
The production method of described tension household electrical appliances halogen-free flame retardant insulation material, is characterized in that:
(1) nano-silicon resin-oatmeal, zinc, tin protoxide, cetyl trimethylammonium bromide mixed grinding is even, mixer is sent into ldpe resin, vinyltrimethoxy silane, dicumyl peroxide, di-n-butyltin dilaurate, magnesium hydroxide, 9 minutes are mixed under the speed of 110 DEG C, 950 revs/min, send into dual-screw-stem machine again, extrude under the speed of 145 DEG C, 350 revs/min, obtain mixture;
(2) material that (1) step obtains is crossed water for cooling, remove unnecessary moisture, pelletizing, obtain pellet;
(3) pellet (2) step obtained and EVA, high-density polyethylene resin, chloromethoxy fatty acid methyl ester send into mixer, 3 minutes are mixed under the speed of 90 DEG C, 850 revs/min, add other remaining component again, continue mixing 5 minutes, send into dual-screw-stem machine again, extruding pelletization under the speed of 130 DEG C, 350 revs/min, to obtain final product;
Experimental data:
The tensile strength of this Insulation Material is 14MPa after tested, and shock strength is 36kJ/m 2, elongation at break is 168%, and oxygen index is 36, and vertical combustion rank is FV-0 level, and melt flow rate (MFR) is 3.8g/10min.

Claims (2)

1. a tension household electrical appliances halogen-free flame retardant insulation material, it is characterized in that being made up of the raw material of following weight part: nano-silicon resin-oatmeal 8-9, zinc 2-3, tin protoxide 0.5-0.6, cetyl trimethylammonium bromide 0.2-0.3, melamine cyanurate 2-3, activated carbon fiber 0.6-0.9, ldpe resin 10-15, vinyltrimethoxy silane 0.3-0.4, dicumyl peroxide 0.04-0.08, di-n-butyltin dilaurate 0.01-0.02, magnesium hydroxide 50-60, EVA60-65, high-density polyethylene resin 20-23, chloromethoxy fatty acid methyl ester 2-3.
2. the production method of tension household electrical appliances halogen-free flame retardant insulation material according to claim 1, is characterized in that:
(1) nano-silicon resin-oatmeal, zinc, tin protoxide, cetyl trimethylammonium bromide mixed grinding is even, mixer is sent into ldpe resin, vinyltrimethoxy silane, dicumyl peroxide, di-n-butyltin dilaurate, magnesium hydroxide, 100-120 DEG C, mix 8-10 minute under the speed of 900-1000 rev/min, send into dual-screw-stem machine again, 140-145 DEG C, extrude under the speed of 300-400 rev/min, obtain mixture;
(2) material that (1) step obtains is crossed water for cooling, remove unnecessary moisture, pelletizing, obtain pellet;
(3) pellet (2) step obtained and EVA, high-density polyethylene resin, chloromethoxy fatty acid methyl ester send into mixer, 80-100 DEG C, mix 3-4 minute under the speed of 800-900 rev/min, add other remaining component again, continue mixing 5-6 minute, send into dual-screw-stem machine again, at 120-140 DEG C, extruding pelletization under the speed of 300-400 rev/min, to obtain final product.
CN201510285638.9A 2015-05-29 2015-05-29 Tensile halogen-free flame-retardant insulation material for home appliances and preparation method thereof Pending CN104844922A (en)

Priority Applications (1)

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CN201510285638.9A CN104844922A (en) 2015-05-29 2015-05-29 Tensile halogen-free flame-retardant insulation material for home appliances and preparation method thereof

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105542358A (en) * 2016-03-08 2016-05-04 苏州科茂电子材料科技有限公司 Nano cable material and preparation method thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103571008A (en) * 2013-09-30 2014-02-12 芜湖航天特种电缆厂 Low-smoke halogen-free flame-retardant polyolefin cable material
CN104098897A (en) * 2014-07-08 2014-10-15 安徽宁国市高新管业有限公司 Corrosion-resistant anti-fatigue cable sheath material

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103571008A (en) * 2013-09-30 2014-02-12 芜湖航天特种电缆厂 Low-smoke halogen-free flame-retardant polyolefin cable material
CN104098897A (en) * 2014-07-08 2014-10-15 安徽宁国市高新管业有限公司 Corrosion-resistant anti-fatigue cable sheath material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105542358A (en) * 2016-03-08 2016-05-04 苏州科茂电子材料科技有限公司 Nano cable material and preparation method thereof

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Application publication date: 20150819