CN106009509A - Moisture-resistant outer sheath for underground buried cables - Google Patents
Moisture-resistant outer sheath for underground buried cables Download PDFInfo
- Publication number
- CN106009509A CN106009509A CN201610335709.6A CN201610335709A CN106009509A CN 106009509 A CN106009509 A CN 106009509A CN 201610335709 A CN201610335709 A CN 201610335709A CN 106009509 A CN106009509 A CN 106009509A
- Authority
- CN
- China
- Prior art keywords
- parts
- moisture
- outer sheath
- spice
- resistant outer
- 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
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Classifications
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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
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
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- 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
- H01B3/40—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 epoxy resins
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- 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
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
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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
- C08L2205/03—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
Landscapes
- 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 invention discloses a moisture-resistant outer sheath for underground buried cables. The moisture-resistant outer sheath comprises, by weight, 28-30 parts of dicyclopentadiene phenol epoxy resin, 4-5 parts of polymethylmethacrylate, 2.2-3.4 parts of polyglycolic acid, 2.5-3 parts of diphenylamine, 2.5-3.5 parts of stearic acid, 1.5-3 parts of flame retardants, 0.1-0.3 part of polyethylene wax, 0.5-0.9 part of compound stabilizers, 0.3-0.6 part of waterproof agents, 0.2-0.5 part of cross-linking agents TAC and 1.2-1.5 parts of rat-bite preventive auxiliaries. The moisture-resistant outer sheath has the advantages that the cables are used for being buried in underground environments, components include the waterproof agents and the rat-bite preventive auxiliaries, accordingly, moisture-resistant effects can be effectively realized, and the service lives of the cables can be guaranteed during laying-up; the moisture-resistant outer sheath is excellent in forming and machining performance, good in surface sealing property, difficult to break off and low in density and is waterproof and light.
Description
Technical field
The present invention relates to cable preparation field, particularly belong to a kind of moisture resistance underground and bury and cover cable jacket.
Background technology
Pvc sheathing compound is resin based on polrvinyl chloride, add stabilizer, dioctyl phthalate, diisooctyl phthalate, the inorganic fillers such as the plasticizer such as DOTP, trioctyl trimellitate (TOTM) and calcium carbonate, the additive such as auxiliary agent and lubricant, mediates the particle extruded and prepare through mixture.
Along with developing rapidly of imbedded power cable laying work, the requirements at the higher level proposing cable protection, cable protective sleeve is a kind of electric insulating tube that protection electric wire and cable is the most frequently used.Because have that insulating properties are good, chemical stability is high, non-corrosive, the most aging, be suitable for severe rugged environment and extensively applied.Cable sheath material not only needs excellent physical property, such as hot strength, elongation at break etc., also needs to have good fire resistance simultaneously.
Summary of the invention
It is an object of the invention to provide a kind of moisture resistance underground to bury and cover cable jacket, can be effective moisture resistance waterproof, it is ensured that the rounding of outward appearance during cable cabling；And there is good moulding processability, face seal is good, waterproof, is not easily broken, and density is little, lightweight.
Technical scheme is as follows:
A kind of moisture resistance underground is buried and is covered cable jacket, its each raw material is as follows: dicyclopentadiene phenol epoxy resin 28～30 parts, polymethyl methacrylate 4～5 parts, polyglycolic acid 2.2～3.4 parts, diphenylamines 2.5～3 parts, stearic acid 2.5-3.5 part, fire retardant 1.5～3 parts, Tissuemat E 0.1～0.3 part, complex stabilizer 0.5～0.9 part, waterproofing agent 0.3～0.6 part, cross-linking agent TAC 0.2～0.5 part, mouse bite preventing auxiliary agent 1.2～1.5 parts；
The manufacture method that this CABLE MATERIALS is concrete is:
(1) in blender, dicyclopentadiene phenol epoxy resin, polymethyl methacrylate, polyglycolic acid, diphenylamines, stearic acid are added sequentially, continue spice simultaneously, spice temperature≤50 DEG C, 2.2-2.5 hour spice time, 1.2-2.5 hour curing time；Whipping temp is≤55 DEG C, mixing time 1.2-1.4 hour, 2.8-3.5 hour curing time；
(2) during after spice, stirring container put into by material, putting into surplus stock, the temperature of stirring container rises to 120 DEG C from room temperature, used time 80-100s simultaneously, insulation 45-60min, add high-speed mixer after cooling, after mix homogeneously, mixture is passed through double screw extruder, extruding pelletization, in blocks through mill again, vulcanizer molds, after through puller system molding and get final product.
A kind of moisture resistance underground is buried and is covered cable jacket, dicyclopentadiene phenol epoxy resin 29 parts, polymethyl methacrylate 4.5 parts, polyglycolic acid 2.8 parts, diphenylamines 2.7 parts, stearic acid 3 parts, fire retardant 2.2 parts, Tissuemat E 0.2 part, complex stabilizer 0.7 part, waterproofing agent 0.45 part, cross-linking agent TAC 0.35 part, mouse bite preventing auxiliary agent 1.35 parts.
Cable of the present invention is to bury for underground to cover, containing waterproofing agent and mouse bite preventing auxiliary agent in component, and can be the most moisture resistance, it is ensured that service life during cable cabling；And there is good moulding processability, face seal is good, waterproof, is not easily broken, and density is little, lightweight.
Detailed description of the invention
A kind of moisture resistance underground is buried and is covered cable jacket, dicyclopentadiene phenol epoxy resin 29 parts, polymethyl methacrylate 4.5 parts, polyglycolic acid 2.8 parts, diphenylamines 2.7 parts, stearic acid 3 parts, fire retardant 2.2 parts, Tissuemat E 0.2 part, complex stabilizer 0.7 part, waterproofing agent 0.45 part, cross-linking agent TAC 0.35 part, mouse bite preventing auxiliary agent 1.35 parts；
The manufacture method that this CABLE MATERIALS is concrete is:
(1) in blender, dicyclopentadiene phenol epoxy resin, polymethyl methacrylate, polyglycolic acid, diphenylamines, stearic acid, the most persistently spice are added sequentially, spice temperature≤50 DEG C, 2.3 hours spice time, 1.8 hours curing times；Whipping temp is≤55 DEG C, mixing time 1.3 hours, 3.1 hours curing times；
(2) during after spice, stirring container put into by material, putting into surplus stock, the temperature of stirring container rises to 120 DEG C from room temperature, used time 90s simultaneously, insulation 52min, add high-speed mixer after cooling, after mix homogeneously, mixture is passed through double screw extruder, extruding pelletization, in blocks through mill again, vulcanizer molds, after through puller system molding and get final product.
The protective cover material that the present embodiment prepares, all by the thermal ageing test of 145 DEG C × 160h, oxygen index (OI) 30%, specific insulation is 3.1 × 1013 Ω .m.
Claims (2)
1. a moisture resistance underground is buried and is covered cable jacket, it is characterised in that its each raw material is as follows: dicyclopentadiene phenol epoxy resin 28～30 parts, polymethyl methacrylate 4～5 parts, polyglycolic acid 2.2～3.4 parts, diphenylamines 2.5～3 parts, stearic acid 2.5-3.5 part, fire retardant 1.5～3 parts, Tissuemat E 0.1～0.3 part, complex stabilizer 0.5～0.9 part, waterproofing agent 0.3～0.6 part, cross-linking agent TAC 0.2～0.5 part, mouse bite preventing auxiliary agent 1.2～1.5 parts；
The manufacture method that this CABLE MATERIALS is concrete is:
(1) in blender, dicyclopentadiene phenol epoxy resin, polymethyl methacrylate, polyglycolic acid, diphenylamines, stearic acid are added sequentially, continue spice simultaneously, spice temperature≤50 DEG C, 2.2-2.5 hour spice time, 1.2-2.5 hour curing time；Whipping temp is≤55 DEG C, mixing time 1.2-1.4 hour, 2.8-3.5 hour curing time；
(2) during after spice, stirring container put into by material, putting into surplus stock, the temperature of stirring container rises to 120 DEG C from room temperature, used time 80-100s simultaneously, insulation 45-60min, add high-speed mixer after cooling, after mix homogeneously, mixture is passed through double screw extruder, extruding pelletization, in blocks through mill again, vulcanizer molds, after through puller system molding and get final product.
Moisture resistance underground the most according to claim 1 is buried and is covered cable jacket, it is characterised in that dicyclopentadiene phenol epoxy resin 29 parts, polymethyl methacrylate 4.5 parts, polyglycolic acid 2.8 parts, diphenylamines 2.7 parts, stearic acid 3 parts, fire retardant 2.2 parts, Tissuemat E 0.2 part, complex stabilizer 0.7 part, waterproofing agent 0.45 part, cross-linking agent TAC 0.35 part, mouse bite preventing auxiliary agent 1.35 parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610335709.6A CN106009509A (en) | 2016-05-19 | 2016-05-19 | Moisture-resistant outer sheath for underground buried cables |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610335709.6A CN106009509A (en) | 2016-05-19 | 2016-05-19 | Moisture-resistant outer sheath for underground buried cables |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106009509A true CN106009509A (en) | 2016-10-12 |
Family
ID=57096099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610335709.6A Pending CN106009509A (en) | 2016-05-19 | 2016-05-19 | Moisture-resistant outer sheath for underground buried cables |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106009509A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106543674A (en) * | 2016-10-19 | 2017-03-29 | 安徽吉思特智能装备有限公司 | A kind of corrosion-resistant chemical industry equipment cable jacket |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4137211A (en) * | 1977-05-24 | 1979-01-30 | International Business Machines Corporation | Wire coating solution |
| CN104008809A (en) * | 2014-06-19 | 2014-08-27 | 国家电网公司 | Cable for electric transmission lines and application thereof |
| CN104017333A (en) * | 2014-06-18 | 2014-09-03 | 国家电网公司 | Cold-resistant and high-temperature resistant cable material and preparation method thereof |
-
2016
- 2016-05-19 CN CN201610335709.6A patent/CN106009509A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4137211A (en) * | 1977-05-24 | 1979-01-30 | International Business Machines Corporation | Wire coating solution |
| CN104017333A (en) * | 2014-06-18 | 2014-09-03 | 国家电网公司 | Cold-resistant and high-temperature resistant cable material and preparation method thereof |
| CN104008809A (en) * | 2014-06-19 | 2014-08-27 | 国家电网公司 | Cable for electric transmission lines and application thereof |
Non-Patent Citations (3)
| Title |
|---|
| 国家统计局编: "《统计用产品分类目录》", 30 June 2010, 中国统计出版社 * |
| 熊建武 等: "《塑料成型方案拟定与模具设计》", 28 February 2015, 机械工业出版社 * |
| 王济昌: "《现代科学技术知识简明词典》", 30 June 2006, 河南科学技术出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106543674A (en) * | 2016-10-19 | 2017-03-29 | 安徽吉思特智能装备有限公司 | A kind of corrosion-resistant chemical industry equipment cable jacket |
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Application publication date: 20161012 |
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