CN106084433A - High-strength ageing wire harness sheath and preparation method thereof - Google Patents
High-strength ageing wire harness sheath and preparation method thereof Download PDFInfo
- Publication number
- CN106084433A CN106084433A CN201610420730.6A CN201610420730A CN106084433A CN 106084433 A CN106084433 A CN 106084433A CN 201610420730 A CN201610420730 A CN 201610420730A CN 106084433 A CN106084433 A CN 106084433A
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- China
- Prior art keywords
- sheath material
- preparation
- sheath
- temperature
- wire harness
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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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L47/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds; Compositions of derivatives of such polymers
-
- 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
- H01B3/448—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 other vinyl compounds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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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)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention relates to cable sheath material field, in particular to a kind of wire harness high-strength ageing sheath material and preparation method thereof.It is characterized in that, be made up of the component of following weight portion: EVA resin 20 30, suitable polyisoprene 20 40, aluminium oxide 5 10, polyethylene 10 20, dodecylbenzene sodium sulfonate 13, DOTP 10 15, polyvinyl alcohol 13, magnesium hydroxide 13, diethylenetriamine 23, white oil 14, sodium bicarbonate 12, water 20 40.Present invention also offers the manufacture method of a kind of sheath material, comprise the following steps: by mentioned component through grinding, stirring, heat drying be material, then by material through roll milling, plasticizing, natural cooling compacting obtains described material.The material prepared by the method has the corrosion-resistant and heat resistance of excellence, and preparation method is simple, and raw material is easy to get, is worthy to be popularized.
Description
Technical field
The present invention relates to cable sheath material field, in particular to a kind of wire harness high-strength ageing sheath material
And preparation method thereof.
Background technology
Along with the raising of safety consciousness, people are just more and more higher to the flame-retardancy requirements of cable, the decay resistance of cable
Depending on its covering material used, conventional CABLE MATERIALS is polrvinyl chloride, polyolefin low smoke and zero halogen material, rubber etc..
But polyolefin low smoke and zero halogen material, rubber need to add substantial amounts of fire retardant to reach suitable fire resistance, cause machinery
Performance and the significantly decline of electrical property, and natural rubber is because good splendid non-oxidizability and intensity, polyethylene is anti-ageing
Change property and in the fabulous performance performance under temperature range and cheap price, be the preferred material of flame-retardant sheath material.
Summary of the invention
It is desirable to provide a kind of wire harness sheath material, this wire harness sheath material has the high-strength ageing of excellence
Energy.
Another object of the present invention aims to provide the preparation method of the sheath material of a kind of high-strength ageing.
To achieve these goals, the invention provides a kind of high-strength ageing wire harness sheath material, by following weight
The component of part is made: EVA resin 20-30, cis-polyisoprene 20-40, polyethylene 10-20, aluminium oxide 5-10, dodecyl
Benzene sulfonic acid sodium salt 1-3, DOTP 10-15, polyvinyl alcohol 1-3, magnesium hydroxide 1-3, diethylenetriamine 2-3, white oil
1-4, sodium bicarbonate 1-2, water 20-40.
Present invention also offers the manufacture method of a kind of high-strength ageing wire harness sheath, comprise the steps of
1) by aluminium oxide, dodecylbenzene sodium sulfonate, DOTP, magnesium hydroxide mixing, it is added to grinder
Middle grinding distribution is uniform, adds poly-vinyl alcohol solution mix and blend and is added in comminutor make granule, adds water, carbon after drying
Acid hydrogen sodium, mixture is standby by being ground into 300-400 mesh material after heat drying.
2) by dried EVA resin, polyethylene, cis-polyisoprene mix homogeneously, it is heated into granule；
3) step 1,2 mixture preparing gained are carried out roll milling, plasticizing, naturally cool to room temperature, then by mixed material
Compressing under transferring in vulcanizing press obtain described sheath material.In the present invention, heating-up temperature can be wide in range
In the range of select, but so that prepare sheath material have excellence high-strength ageing, it is preferable that heating-up temperature
For 150-180 DEG C.
In the present invention, heating-up temperature can select in wide in range scope, but so that the sheath material prepared
There is the high-strength ageing performance of excellence, it is preferable that baking temperature is 75 DEG C.
In the present invention, temperature can select in wide in range scope, but so that the sheath material prepared has
Excellent high-strength ageing performance, it is preferable that temperature controls as 170-190 DEG C.
In the present invention, mixing time can select in wide in range scope, but so that the sheath material prepared
There is the high-strength ageing performance of excellence, it is preferable that mixing time is 1-2h., it is preferable that heating-up temperature is 160-200 DEG C.
In the present invention, the type of cooling can be any one of this area type of cooling, but so that prepare
Sheath material has the high-strength ageing performance of excellence
In the present invention, the type of cooling can be any one of this area type of cooling, but so that prepare
Sheath material has the high-strength ageing performance of excellence, it is preferable that the type of cooling is air cooling.
The hot strength of the sheath material of the present invention is 160-200MPa.
The HB of the sheath material of the present invention is 120-160.
By technique scheme, the present invention by proceeding through grinding, stirring, heat drying, roll milling, moulding by individual composition
Changing, natural cooling compacting obtains material.The material prepared by the method has the high-strength ageing performance of excellence, and preparation
Method is simple, and raw material is easy to get, is worthy to be popularized.Other features and advantages of the present invention will be given in detailed description of the invention part subsequently
To describe in detail.
Detailed description of the invention
Hereinafter the detailed description of the invention of the present invention is described in detail.It should be appreciated that described herein specifically
Embodiment is merely to illustrate and explains the present invention, is not limited to the present invention.
The detection method of the intensity of the sheath material of the present invention, resin-cast body Erichsen test method
The detection method of the hardness of the sheath material of the present invention, Brinell hardness detection method.
Embodiment 1
1) by each for sheath material composition according to following weight portion: EVA resin 20, polyethylene 10, cis-polyisoprene 20,
Aluminium oxide 5, dodecylbenzene sodium sulfonate 1, DOTP 10, polyvinyl alcohol 1, magnesium hydroxide 1, diethylenetriamine 2,
White oil 1, sodium bicarbonate 1, water 20.
2) mixture after said ratio is added heat at a temperature of 150 DEG C, be dried, dry obtain mixture.
3) material obtained carrying out at a temperature of 170 DEG C roll milling, cooling obtains sheath material A1 in atmosphere.
The hot strength of the testing result of embodiment 1: A1 is 165MPa, and hardness is 122.
Embodiment 2
1) by each for sheath material composition according to following weight portion: EVA resin 30, polyethylene 20, cis-polyisoprene 40,
Aluminium oxide 10, dodecylbenzene sodium sulfonate 3, DOTP 15, polyvinyl alcohol 3, magnesium hydroxide 3, diethylenetriamine
3, white oil 4, sodium bicarbonate 2, water 240.
2) mixture after said ratio is added heat at a temperature of 180 DEG C, be dried, dry obtain mixture.
3) material obtained carrying out at a temperature of 190 DEG C roll milling, cooling obtains sheath material A2 in atmosphere.
The hot strength of the testing result of embodiment 2: A2 is 195MPa, and hardness is 156.
Embodiment 3
1) EVA resin 20-30, polyethylene 15, cis-polyisoprene 30, aluminium oxide 8, dodecylbenzene sodium sulfonate 2, right
Dioctyl phthalate 12, polyvinyl alcohol 2, magnesium hydroxide 2, diethylenetriamine 2.5, white oil 3, sodium bicarbonate 1.5, water 30.
2) mixture after said ratio is added heat at a temperature of 160 DEG C, be dried, dry obtain mixture.
3) material obtained carrying out at a temperature of 180 DEG C roll milling, cooling obtains sheath material A3 in atmosphere.
The hot strength of the testing result of embodiment 3: A3 is 175MPa, and hardness is 135.
Comparative example 1
Carry out preparing sheath material B1 according to the method for embodiment 1, except for the difference that, do not add polyethylene.
The hot strength of the testing result of comparative example 1: B1 is 145MPa, and hardness is 102.
Comparative example 2
Carry out preparing sheath material B2 according to the method for embodiment 2, except for the difference that, do not add cis-polyisoprene.
The hot strength of the testing result of comparative example 2: B2 is 155MPa, and hardness is 92.
Comparative example 3
Carry out preparing sheath material B3 according to the method for embodiment 3, except for the difference that, do not add EVA resin.
The hot strength of the testing result of comparative example 3: B3 is 140MPa, and hardness is 98.
Detection example 1
Detecting the high-strength ageing performance of above-mentioned sheath material, result is: the high intensity of sheath material A1-A3
Ageing-resistant performance is better than the high-strength ageing performance of sheath material B1-B3.
The preferred embodiment of the present invention described in detail above, but, the present invention is not limited in above-mentioned embodiment
Detail, in the technology concept of the present invention, technical scheme can be carried out multiple simple variant, this
A little simple variant belong to protection scope of the present invention.
It is further to note that each the concrete technical characteristic described in above-mentioned detailed description of the invention, at not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to various can
The compound mode of energy illustrates the most separately.
Additionally, combination in any can also be carried out between the various different embodiment of the present invention, as long as it is without prejudice to this
The thought of invention, it should be considered as content disclosed in this invention equally.
Claims (8)
1. a wire harness high-strength ageing sheath material, it is characterised in that be made up of the component of following weight portion: EVA resin
20-30, cis-polyisoprene 20-40, aluminium oxide 5-10, polyethylene 10-20, dodecylbenzene sodium sulfonate 1-3, terephthaldehyde
Dioctyl phthalate 10-15, polyvinyl alcohol 1-3, magnesium hydroxide 1-3, diethylenetriamine 2-3, white oil 1-4, sodium bicarbonate 1-2, water 20-
40。
High-strength ageing sheath the most according to claim 1, it is characterised in that the molecular weight of described EVA resin is
9000。
3. a wire harness high-strength ageing sheath, it is characterised in that described preparation method includes:
1) by aluminium oxide, dodecylbenzene sodium sulfonate, DOTP, magnesium hydroxide mixing, it is added in grinder grind
Mill is uniformly dispersed, and adds poly-vinyl alcohol solution mix and blend and is added in comminutor make granule, adds water, bicarbonate after drying
Sodium, mixture is standby by being ground into 300-400 mesh material after heat drying.
2) by dried EVA resin, polyethylene, cis-polyisoprene mix homogeneously, extruding pelletization, it is heated into granule；
3) step 1,2 mixture preparing gained are carried out roll milling, plasticizing, naturally cool to room temperature, then mixed material is shifted
Compressing under in vulcanizing press obtain described sheath material.
The preparation method of sheath material the most according to claim 3, it is characterised in that step 1) in heating-up temperature be
150-180 DEG C, baking temperature 75 DEG C.
The preparation method of sheath material the most according to claim 3, it is characterised in that step 1) in mixing time be 1-
2h。
The preparation method of sheath material the most according to claim 3, it is characterised in that step 2) in heating-up temperature be
160-200℃。
The preparation method of sheath material the most according to claim 3, it is characterised in that step 3) in temperature control be
170-190℃。
8. according to the preparation method of the sheath material described in claim 3, it is characterised in that step 3) in the type of cooling be empty
Cold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610420730.6A CN106084433A (en) | 2016-06-13 | 2016-06-13 | High-strength ageing wire harness sheath and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610420730.6A CN106084433A (en) | 2016-06-13 | 2016-06-13 | High-strength ageing wire harness sheath and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106084433A true CN106084433A (en) | 2016-11-09 |
Family
ID=57845946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610420730.6A Pending CN106084433A (en) | 2016-06-13 | 2016-06-13 | High-strength ageing wire harness sheath and preparation method thereof |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106832540A (en) * | 2016-12-30 | 2017-06-13 | 安徽远征电缆科技有限公司 | A kind of cable high-performance protects cover material |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103429655A (en) * | 2011-03-17 | 2013-12-04 | 住友电气工业株式会社 | Non-halogen flame-retardant resin composition, and insulating wire and tube in which same is used |
| CN105086214A (en) * | 2015-07-27 | 2015-11-25 | 合肥市深朝电子有限公司 | Ageing-resistant cable sheath material and preparation method thereof |
| CN105086208A (en) * | 2015-07-27 | 2015-11-25 | 合肥市深朝电子有限公司 | High-performance cable sheath material and preparation method thereof |
-
2016
- 2016-06-13 CN CN201610420730.6A patent/CN106084433A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103429655A (en) * | 2011-03-17 | 2013-12-04 | 住友电气工业株式会社 | Non-halogen flame-retardant resin composition, and insulating wire and tube in which same is used |
| CN105086214A (en) * | 2015-07-27 | 2015-11-25 | 合肥市深朝电子有限公司 | Ageing-resistant cable sheath material and preparation method thereof |
| CN105086208A (en) * | 2015-07-27 | 2015-11-25 | 合肥市深朝电子有限公司 | High-performance cable sheath material and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106832540A (en) * | 2016-12-30 | 2017-06-13 | 安徽远征电缆科技有限公司 | A kind of cable high-performance protects cover material |
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| C06 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161109 |
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| RJ01 | Rejection of invention patent application after publication |