CN106397954A - Cable sheath material for electric engineering and preparation method thereof - Google Patents
Cable sheath material for electric engineering and preparation method thereof Download PDFInfo
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- CN106397954A CN106397954A CN201610790953.1A CN201610790953A CN106397954A CN 106397954 A CN106397954 A CN 106397954A CN 201610790953 A CN201610790953 A CN 201610790953A CN 106397954 A CN106397954 A CN 106397954A
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- cable sheath
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- tricresyl phosphate
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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
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/06—Copolymers with styrene
-
- 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
- H01B3/28—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances natural or synthetic rubbers
-
- 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
-
- 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
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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
- 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
- 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)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses a cable sheath material for electric engineering. The cable sheath material is composed of the following components in parts by weight: 8 to 16 parts of polyvinyl chloride, 10 to 18 parts of ethylene-vinyl acetate copolymer, 10 to 20 parts of butadiene styrene rubber, 3 to 6 parts of tricresyl phosphate, 8 to 14 parts of flame retardant, 8 to 13 parts of magnesium hydroxide, 2 to 6 parts of tricresyl phosphate, 2 to 8 parts of boron oxide, 4 to 8 parts of antioxidant, 0.5 to 1.5 parts of coupling agent, 1 to 2.5 parts of crosslinking agent, and 15 to 25 parts of modified filler. The invention also discloses a preparation method of the cable sheath material. The raw material source is wide, the manufacturing technology is simple, and the prepared cable sheath material has the characteristics of high flexibility, high tensile strength, high breaking elongation rate, and strong flame retardant performance, can prevent cables from being destroyed by external forces, improves the fireproof grade of cables in electric engineering, and has a wide application prospect.
Description
Technical field
The present invention relates to electric field, specifically a kind of electrical engineering cable sheath material.
Background technology
Cable is conventional a kind of material in electrical engineering, and cable includes electrical equipment cable, power cable, makes somebody a mere figurehead
Line, communication cable, enamel-covered wire and light knit optical cable.Electrical equipment is used for the connecting line of electrical equipment with cable, connects including internal
Line or external connection line；Power cable is used for transmitting electric energy, is usually used in the transmission of Urban Underground electric power；Aerial line is used for special
Input electric energy, often does built on stilts laying, and use cost is low；Communication cable is used for being conveyed into the signal of telecommunication, is often layed in underground or built on stilts,
Enamel-covered wire is used for machine winding, converts electrical energy into mechanical energy；Light is knitted optical cable and is used for transmitting optical signal, because having low Decay Rate
Can, it is usually used in the backbone as telecommunications.
Cable sheath material is located at the outside of cable core material, cable sheath material and the common structure of conductive core material within cable
Become cable, improved pliability and the intensity of cable sheath material, be conducive to the life-time service of cable material in electrical engineering, mesh
Although front people have studied the method that some improve cable sheath material pliability and intensity, DeGrain.
Content of the invention
It is an object of the invention to provide a kind of electrical engineering cable sheath material, to solve to carry in above-mentioned background technology
The problem going out.
For achieving the above object, the present invention provides following technical scheme：
A kind of electrical engineering cable sheath material, is made up of according to weight portion following components：Polrvinyl chloride 8-16 part, second
Alkene-vinyl acetate co-polymer 10-18 part, butadiene-styrene rubber 10-20 part, tricresyl phosphate 3-6 part, fire retardant 8-14 part, hydrogen
Magnesium oxide 8-13 part, tricresyl phosphate 2-6 part, boron oxide 2-8 part, antioxidant 4-8 part, coupling agent 0.5-1.5 part, cross-linking agent
1-2.5 part and modified filler 15-25 part.
As the further scheme of the present invention：Cross-linking agent adopts cumyl peroxide, and antioxidant adopts TNP.
As the further scheme of the present invention：Modified filler adopts modified poly ethylene, and the preparation method of modified poly ethylene is
Polyethylene and dibutyl phthalate are put in dimethylbenzene, then in 80-110 degree Celsius of lower stirring reaction 2-5 hour, then
It is added thereto to Firebrake ZB in 120-150 degree Celsius of lower stirring reaction 1-2 hour, dimethylbenzene is distilled off after being cooled to room temperature molten
Agent, obtains modified poly ethylene.
As the further scheme of the present invention：Magnesium hydroxide and boron oxide are powdery.
As the further scheme of the present invention：Fire retardant adopts PBDEs.
The preparation method of described electrical engineering cable sheath material, comprises the following steps that：
Step one, once kneads：By polrvinyl chloride, ethylene-vinyl acetate copolymer, butadiene-styrene rubber, phosphate trimethylbenzene
Ester, fire retardant and antioxidant put in banbury and mix, and banbury is 110-125 degree Celsius of lower banburying 5-8 minute in temperature, will
Compound is routed up, and proceeds to mill clot and obtains mixed once film, and the roller speed of mill is than for 1：1.1-1.2, then
Mixed once film is placed 5-8 hour；
Step 2, secondary mixing：By mixed once film, magnesium hydroxide, tricresyl phosphate, boron oxide, coupling agent, friendship
Connection agent and modified filler put in banbury, and mixing temperature is 80-105 degree Celsius, the banburying 30-90 second, compound is routed up, then
Secondary putting in mill carries out clot, obtains secondary mixing film；
Step 3, tabletting cutting：Secondary epoxy glue volume is carried out Mechanical pressing and cutting, you can obtain finished product.
Compared with prior art, the invention has the beneficial effects as follows：The cable sheath material raw material sources of present invention preparation are wide
General, processing technology is simple, and the cable sheath material of preparation has that pliability is strong, tensile strength is high, elongation at break is high and fire-retardant
The high feature of intensity, the destruction to cable material that can effectively prevent external force from bringing, improve the anti-of cable in electrical engineering
Fiery grade, has a extensive future.
Specific embodiment
With reference to specific embodiment, the technical scheme of this patent is described in more detail.
Embodiment 1
A kind of electrical engineering cable sheath material, is made up of according to weight portion following components：8 parts of polrvinyl chloride, ethylene-
10 parts of vinyl acetate co-polymer, 10 parts of butadiene-styrene rubber, 3 parts of tricresyl phosphate, 8 parts of fire retardant, 8 parts of magnesium hydroxide, phosphoric acid
2 parts of front three phenyl ester, 2 parts of boron oxide, 4 parts of antioxidant, 0.5 part of coupling agent, 1 part of cross-linking agent and 15 parts of modified filler.
The preparation method of described electrical engineering cable sheath material, comprises the following steps that：
Step one, once kneads：By polrvinyl chloride, ethylene-vinyl acetate copolymer, butadiene-styrene rubber, phosphate trimethylbenzene
Ester, fire retardant and antioxidant put in banbury and mix, and antioxidant adopts TNP, and banbury is 110 degrees Celsius of lower banburyings in temperature
5 minutes, compound is routed up, proceed to mill clot and obtain mixed once film, the roller speed of mill is than for 1：1.1,
Then mixed once film is placed 5 hours；
Step 2, secondary mixing：By mixed once film, magnesium hydroxide, tricresyl phosphate, boron oxide, coupling agent, friendship
Connection agent and modified filler put in banbury, and cross-linking agent adopts cumyl peroxide, and mixing temperature is 80 degrees Celsius, banburying 30
Second, compound is routed up, is placed again into carrying out clot in mill, obtain secondary mixing film；
Step 3, tabletting cutting：Secondary epoxy glue volume is carried out Mechanical pressing and cutting, you can obtain finished product.
Embodiment 2
A kind of electrical engineering cable sheath material, is made up of according to weight portion following components：13 parts of polrvinyl chloride, second
15 parts of alkene-vinyl acetate co-polymer, 14 parts of butadiene-styrene rubber, 4.5 parts of tricresyl phosphate, 12 parts of fire retardant, magnesium hydroxide 11
Part, 5 parts of tricresyl phosphate, 6 parts of boron oxide, 6 parts of antioxidant, 1.2 parts of coupling agent, 2.1 parts of cross-linking agent and 19 parts of modified filler.
The preparation method of described electrical engineering cable sheath material, comprises the following steps that：
Step one, once kneads：By polrvinyl chloride, ethylene-vinyl acetate copolymer, butadiene-styrene rubber, phosphate trimethylbenzene
Ester, fire retardant and antioxidant put in banbury and mix, and banbury is 118 degrees Celsius of lower banburyings 6 minutes in temperature, by compound
Rout up, proceed to mill clot and obtain mixed once film, the roller speed of mill is than for 1：1.1, then by mixed once
Film is placed 7 hours；
Step 2, secondary mixing：By mixed once film, magnesium hydroxide, tricresyl phosphate, boron oxide, coupling agent, friendship
Connection agent and modified filler put in banbury, and modified filler adopts modified poly ethylene, and the preparation method of modified poly ethylene is will be poly-
Ethylene and dibutyl phthalate are put in dimethylbenzene, then in 100 degrees Celsius of lower stirring reactions 3 hours, more thereto plus
Enter Firebrake ZB in 134 degrees Celsius of lower stirring reactions 2 hours, after being cooled to room temperature, xylene solvent is distilled off, obtain modified poly-
Ethylene, mixing temperature is 93 degrees Celsius, and compound is routed up, is placed again into carrying out clot in mill, obtains two by banburying 50 seconds
Secondary mixing film；
Step 3, tabletting cutting：Secondary epoxy glue volume is carried out Mechanical pressing and cutting, you can obtain finished product.
Embodiment 3
A kind of electrical engineering cable sheath material, is made up of according to weight portion following components：16 parts of polrvinyl chloride, second
18 parts of alkene-vinyl acetate co-polymer, 20 parts of butadiene-styrene rubber, 6 parts of tricresyl phosphate, 14 parts of fire retardant, 13 parts of magnesium hydroxide,
6 parts of tricresyl phosphate, 8 parts of boron oxide, 8 parts of antioxidant, 1.5 parts of coupling agent, 2.5 parts of cross-linking agent and 25 parts of modified filler.
The preparation method of described electrical engineering cable sheath material, comprises the following steps that：
Step one, once kneads：By polrvinyl chloride, ethylene-vinyl acetate copolymer, butadiene-styrene rubber, phosphate trimethylbenzene
Ester, fire retardant and antioxidant put in banbury and mix, and antioxidant adopts TNP, and banbury is 125 degrees Celsius of lower banburyings in temperature
8 minutes, compound is routed up, proceed to mill clot and obtain mixed once film, the roller speed of mill is than for 1：1.2,
Then mixed once film is placed 8 hours；
Step 2, secondary mixing：By mixed once film, magnesium hydroxide, tricresyl phosphate, boron oxide, coupling agent, friendship
Connection agent and modified filler put in banbury, and cross-linking agent adopts cumyl peroxide, and modified filler adopts modified poly ethylene, changes
The preparation method of property polyethylene is to put in dimethylbenzene by polyethylene and dibutyl phthalate, then under 110 degrees Celsius
Stirring reaction 3 hours, then it is added thereto to Firebrake ZB in 150 degrees Celsius of lower stirring reactions 2 hours, distillation after being cooled to room temperature removes
Removal xylene solvent, obtains modified poly ethylene, and mixing temperature is 100 degrees Celsius, and compound is routed up, put again by banburying 80 seconds
Enter in mill and carry out clot, obtain secondary mixing film；
Step 3, tabletting cutting：Secondary epoxy glue volume is carried out Mechanical pressing and cutting, you can obtain finished product.
Comparative example 1
Except without modified filler, remaining component and preparation method are with embodiment 1.
Comparative example 2
Except without ethylene-vinyl acetate copolymer and tricresyl phosphate, remaining component and the same embodiment of preparation method
3.
Comparative example 3
A kind of electrical engineering cable sheath material, is made up of according to weight portion following components：20 parts of polrvinyl chloride, second
23 parts of alkene-vinyl acetate co-polymer, 20 parts of butadiene-styrene rubber, 9 parts of tricresyl phosphate, 14 parts of fire retardant, 13 parts of magnesium hydroxide,
6 parts of tricresyl phosphate, 8 parts of boron oxide, 8 parts of antioxidant, 1.5 parts of coupling agent, 2.5 parts of cross-linking agent and 32 parts of modified filler.System
Preparation Method is with embodiment 3.
Performance detection is carried out to the product of embodiment 1-3 and comparative example 1-3, testing result is shown in Table 1.
Table 1
| Performance indications | Oxygen index (OI) | Elongation at break (%) | Tensile strength (N/mm2) |
| Embodiment 1 | 42 | 321 | 10.5 |
| Embodiment 2 | 41 | 325 | 9.9 |
| Embodiment 3 | 41 | 319 | 11.2 |
| Comparative example 1 | 32 | 265 | 7.8 |
| Comparative example 2 | 33 | 254 | 6.3 |
| Comparative example 3 | 29 | 257 | 7.4 |
From table 1 it follows that the oxygen index (OI) of embodiment 1-3, elongation at break and tensile strength are substantially better than comparative example
1-3, embodiment 1-3 has good pliability and fire resistance.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned embodiment party
Formula, in the ken that one skilled in the relevant art possesses, can also be on the premise of without departing from this patent objective
Make a variety of changes.
Claims (6)
1. a kind of electrical engineering cable sheath material is it is characterised in that be made up of according to weight portion following components：Polrvinyl chloride
8-16 part, ethylene-vinyl acetate copolymer 10-18 part, butadiene-styrene rubber 10-20 part, tricresyl phosphate 3-6 part, fire retardant
8-14 part, magnesium hydroxide 8-13 part, tricresyl phosphate 2-6 part, boron oxide 2-8 part, antioxidant 4-8 part, coupling agent 0.5-1.5
Part, cross-linking agent 1-2.5 part and modified filler 15-25 part.
2. electrical engineering cable sheath material according to claim 1 is it is characterised in that described cross-linking agent adopts peroxide
Change diisopropylbenzene (DIPB), antioxidant adopts TNP.
3. electrical engineering cable sheath material according to claim 1 and 2 is it is characterised in that described modified filler is adopted
With modified poly ethylene, the preparation method of modified poly ethylene is to put in dimethylbenzene by polyethylene and dibutyl phthalate, so
Afterwards in 80-110 degree Celsius of lower stirring reaction 2-5 hour, then it is added thereto to Firebrake ZB in 120-150 degree Celsius of lower stirring reaction
1-2 hour, is distilled off xylene solvent after being cooled to room temperature, obtains modified poly ethylene.
4. electrical engineering cable sheath material according to claim 1 is it is characterised in that described magnesium hydroxide and oxidation
Boron is powdery.
5. electrical engineering cable sheath material according to claim 1 is it is characterised in that described fire retardant adopts many bromines
Diphenyl ether.
6. a kind of preparation method of described electrical engineering cable sheath material as arbitrary in claim 1-5 it is characterised in that
Comprise the following steps that：
Step one, once kneads：By polrvinyl chloride, ethylene-vinyl acetate copolymer, butadiene-styrene rubber, tricresyl phosphate, resistance
Combustion agent and antioxidant put in banbury and mix, and banbury is 110-125 degree Celsius of lower banburying 5-8 minute in temperature, will mix
Material is routed up, and proceeds to mill clot and obtains mixed once film, and the roller speed of mill is than for 1：1.1-1.2, then by one
5-8 hour placed by secondary mixing film；
Step 2, secondary mixing：By mixed once film, magnesium hydroxide, tricresyl phosphate, boron oxide, coupling agent, cross-linking agent
Put in banbury with modified filler, mixing temperature is 80-105 degree Celsius, the banburying 30-90 second, compound is routed up, puts again
Enter in mill and carry out clot, obtain secondary mixing film；
Step 3, tabletting cutting：Secondary epoxy glue volume is carried out Mechanical pressing and cutting, you can obtain finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610790953.1A CN106397954A (en) | 2016-08-31 | 2016-08-31 | Cable sheath material for electric engineering and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610790953.1A CN106397954A (en) | 2016-08-31 | 2016-08-31 | Cable sheath material for electric engineering and preparation method thereof |
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| CN106397954A true CN106397954A (en) | 2017-02-15 |
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| CN201610790953.1A Pending CN106397954A (en) | 2016-08-31 | 2016-08-31 | Cable sheath material for electric engineering and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107266778A (en) * | 2017-07-26 | 2017-10-20 | 合肥尚强电气科技有限公司 | A kind of electrical engineering cable sheath material and preparation method thereof |
| CN107286536A (en) * | 2017-08-09 | 2017-10-24 | 安徽杰奥电气有限公司 | A kind of fire protection flame retarding polyvinyl chloride cable sheath |
| CN107739486A (en) * | 2017-11-30 | 2018-02-27 | 安徽明辉电气有限公司 | A kind of cable material of weatherability fire protection flame retarding and preparation method thereof |
| CN112980104A (en) * | 2019-12-13 | 2021-06-18 | 福建师范大学泉港石化研究院 | Soft flame-retardant polyvinyl chloride cable material and preparation method thereof |
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|---|---|---|---|---|
| CN102757588A (en) * | 2012-06-12 | 2012-10-31 | 安徽华海特种电缆集团有限公司 | Polyvinyl chloride flame-retardant fireproof power cable material and preparation method thereof |
| CN102408619B (en) * | 2011-09-22 | 2013-04-24 | 安徽塞帕斯电缆材料有限公司 | Modified high-temperature-resistance polyvinyl chloride (PVC) cable material and preparation method thereof |
| CN105001477A (en) * | 2015-07-03 | 2015-10-28 | 苏州科茂电子材料科技有限公司 | Cable sheath material used for electric engineering, and preparation method thereof |
-
2016
- 2016-08-31 CN CN201610790953.1A patent/CN106397954A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102408619B (en) * | 2011-09-22 | 2013-04-24 | 安徽塞帕斯电缆材料有限公司 | Modified high-temperature-resistance polyvinyl chloride (PVC) cable material and preparation method thereof |
| CN102757588A (en) * | 2012-06-12 | 2012-10-31 | 安徽华海特种电缆集团有限公司 | Polyvinyl chloride flame-retardant fireproof power cable material and preparation method thereof |
| CN105001477A (en) * | 2015-07-03 | 2015-10-28 | 苏州科茂电子材料科技有限公司 | Cable sheath material used for electric engineering, and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107266778A (en) * | 2017-07-26 | 2017-10-20 | 合肥尚强电气科技有限公司 | A kind of electrical engineering cable sheath material and preparation method thereof |
| CN107286536A (en) * | 2017-08-09 | 2017-10-24 | 安徽杰奥电气有限公司 | A kind of fire protection flame retarding polyvinyl chloride cable sheath |
| CN107739486A (en) * | 2017-11-30 | 2018-02-27 | 安徽明辉电气有限公司 | A kind of cable material of weatherability fire protection flame retarding and preparation method thereof |
| CN112980104A (en) * | 2019-12-13 | 2021-06-18 | 福建师范大学泉港石化研究院 | Soft flame-retardant polyvinyl chloride cable material and preparation method thereof |
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Application publication date: 20170215 |