CN104319006B - Wear-resisting and anti-flaming communication flexible cable - Google Patents
Wear-resisting and anti-flaming communication flexible cable Download PDFInfo
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- CN104319006B CN104319006B CN201410609211.5A CN201410609211A CN104319006B CN 104319006 B CN104319006 B CN 104319006B CN 201410609211 A CN201410609211 A CN 201410609211A CN 104319006 B CN104319006 B CN 104319006B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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Abstract
The invention discloses a wear-resisting and anti-flaming communication flexible cable. According to the wear-resisting and anti-flaming communication flexible cable, the outer surfaces of four core wires are wrapped in a polyvinyl chloride layer, the outer surface of the polyvinyl chloride layer is wrapped in a thermoplastic polyurethane layer, the polyvinyl chloride layer comprises, 50-70 parts of low-density polyethylene, 35-45 parts of high-density polyethylene, 25-35 parts of diethyl phthalate, 18-25 parts of Tri-Octyl Tri-Meta-Benzoate, 20-30 parts of calcium carbonate, and 1-5 parts of calcium ricinoleate, and the thermoplastic polyurethane layer comprises, 80-100 parts of thermoplastic polyurethane elastomer, 10-20 parts of low-density polyethylene, 8-15 parts of ethylene-ethyl acrylate, 5-10 parts of ethylene-butylene copolymer, 4-8 parts of silicon dioxide, 8-20 parts of butyronitrile compound, and 5-10 parts of chlorinated polyethylene. By the adoption of the wear-resisting and anti-flaming communication flexible cable, the mechanical and physical performance of an indoor data cable is improved greatly, application and maintenance are facilitated, insulation performance, weather resistance and flame resistance are improved, and layering is avoided.
Description
Technical field
The present invention relates to a kind of communication flexible cable, particularly relate to a kind of fire-retardant communication flexible cable of wear-resisting type.
Background technology
Existing communication flexible cable is generally used for house wiring, and its primary structure is that single line process is twisted operation, the most several
Line to be twisted into outside circular configuration is carried out with certain laying up pitch again and protect one layer of PVC(polrvinyl chloride by group strand) oversheath, should
Product machine is primarily present techniques below problem: (1) require to improve insulating properties, against weather and fire resistance etc. simultaneously multiple
During index, it is difficult to take into account simultaneously, often lead to wherein part index number and decline or difficult raising；(2) cable is torn under tension
Time, stress point all can concentrate, and cable is easy for being separated, the cable core of destructible cable；(3) heat stability and radiotolerant spy
Property is poor, and insulating properties, surface abrasion resistance and case hardness are the most to be improved.How to solve above-mentioned technical problem and become ability
The direction that field technique personnel make great efforts.
Summary of the invention
The present invention provides a kind of fire-retardant communication flexible cable of wear-resisting type, and the fire-retardant communication flexible cable of this wear-resisting type considerably increases room
The mechanical and physical performance of interior data cable, convenient application and maintenance, and improve insulating properties, against weather and fire resistance, also keep away
Exempt from lamination.
For reaching above-mentioned purpose, the technical solution used in the present invention is: a kind of fire-retardant communication flexible cable of wear-resisting type, including 4
Individual heart yearn, this heart yearn is made up of 2 conductive units being coated with insulating barrier, and described heart yearn outer surface is all surrounded with polyester belt；
One polyethylene layer is coated on 4 described heart yearn outer surfaces, and a thermoplastic urethane layers is coated on described polyethylene layer
Outer surface, the surface that described polyethylene layer contacts with thermoplastic urethane layers has been uniformly distributed circumferentially several projections, described
Some piece polyethylene ropes are all distributed along its circumference in polyethylene layer；
Described polyethylene layer is composed of the following components:
Melt index is the Low Density Polyethylene 50 ~ 70 parts of 1 ~ 8g/10min,
Melt index is the high density polyethylene (HDPE) 35 ~ 45 parts of 1 ~ 8g/10min,
Diethyl phthalate 25 ~ 35 parts,
Trioctyl trimellitate (TOTM) 18 ~ 25 parts,
Calcium carbonate 20 ~ 30 parts,
Calcium ricinoleate 1 ~ 5 part,
Double (3,5-tri-grades of butyl-4-hydroxy phenyls) thioether 2 ~ 5 parts,
Stearic acid 1 ~ 5 part,
Tissuemat E 0.5 ~ 1 part,
Described thermoplastic urethane layers is composed of the following components:
Polyurethane Thermoplastic Elastomer 80 ~ 100 parts,
Melt index is the Low Density Polyethylene 10 ~ 20 parts of 1 ~ 8g/10min,
Ethylene ethyl acrylate 8 ~ 15 parts,
Ethylene-butylene copolymer 5 ~ 10 parts,
Silicon dioxide 4 ~ 8 parts,
Butyronitrile complex 8 ~ 20 parts,
Chlorinated polyethylene 5 ~ 10 parts,
Zinc 5 ~ 15 parts,
5 ~ 12 parts of magnesium hydroxide,
Compound molybdenum smoke suppressant 2 ~ 8 parts,
Montmorillonite 1 ~ 5 part,
Calcium-zinc composite stabilizing agent 1 ~ 3 part,
Double (3,5-tri-grades of butyl-4-hydroxy phenyls) thioether 1 ~ 3 part,
Zinc stearate 2 ~ 4 parts.
Technique scheme is further improved technical scheme as follows:
1., in such scheme, described polyethylene layer is composed of the following components:
Melt index is the Low Density Polyethylene 55 ~ 65 parts of 1 ~ 8g/10min,
Melt index is the high density polyethylene (HDPE) 38 ~ 42 parts of 1 ~ 8g/10min,
Diethyl phthalate 26 ~ 32 parts,
Trioctyl trimellitate (TOTM) 18 ~ 25 parts,
Calcium carbonate 23 ~ 28 parts,
Calcium ricinoleate 2 ~ 4 parts,
Double (3,5-tri-grades of butyl-4-hydroxy phenyls) thioether 2 ~ 5 parts,
Stearic acid 1 ~ 5 part,
Tissuemat E 0.5 ~ 1 part.
2., in such scheme, described thermoplastic urethane layers is composed of the following components:
Polyurethane Thermoplastic Elastomer 85 ~ 95 parts,
Melt index is the Low Density Polyethylene 12 ~ 18 parts of 1 ~ 8g/10min,
Ethylene ethyl acrylate 10 ~ 14 parts,
Ethylene-butylene copolymer 6 ~ 8 parts,
Silicon dioxide 4 ~ 8 parts,
Butyronitrile complex 12 ~ 18 parts,
Chlorinated polyethylene 6 ~ 9 parts,
Zinc 7 ~ 12 parts,
5 ~ 12 parts of magnesium hydroxide,
Compound molybdenum smoke suppressant 3 ~ 8 parts,
Montmorillonite 1 ~ 5 part,
Calcium-zinc composite stabilizing agent 1 ~ 3 part,
Double (3,5-tri-grades of butyl-4-hydroxy phenyls) thioether 1 ~ 3 part,
Zinc stearate 2 ~ 4 parts.
3., in such scheme, the number of slugs on described polyethylene layer surface is 8.
4., in such scheme, the thickness of described thermoplastic urethane layers is more than the thickness of polyethylene layer.
Owing to technique scheme is used, the present invention compared with prior art has the advantage that
The fire-retardant communication flexible cable of wear-resisting type the most of the present invention, its thermoplastic urethane layers is coated on described polyethylene layer appearance
Face, the surface that described polyethylene layer contacts with thermoplastic urethane layers has been uniformly distributed circumferentially several projections, polyethylene layer
Including the Low Density Polyethylene that melt index is 1 ~ 8g/10min 50 ~ 70 parts, melt index is that the high density of 1 ~ 8g/10min is gathered
Ethylene 35 ~ 45 parts, diethyl phthalate 25 ~ 35 parts, thermoplastic urethane layers include Polyurethane Thermoplastic Elastomer 80 ~
100 parts, the melt index of collocation is the Low Density Polyethylene 10 ~ 20 parts of 1 ~ 8g/10min, ethylene ethyl acrylate 8 ~ 15 parts, calcium
Zinc composite stabilizer 1 ~ 3 part, double (3,5-tri-grades of butyl-4-hydroxy phenyls) thioether 1 ~ 3 part, zinc stearate 2 ~ 4 parts so that first
Restrictive coating combines respective advantage, improves insulating properties, against weather and fire resistance, it also avoid owing to material is poor simultaneously
The opposite sex is relatively big, and the lamination caused improves polyethylene layer, the thermoplastic urethane layers contact surface compatibility and firmness,
Improve reliability and the service life of properties of product.
The fire-retardant communication flexible cable of wear-resisting type the most of the present invention, its polyethylene layer uses trioctyl trimellitate (TOTM) 18 ~ 25 further
Part, calcium carbonate 20 ~ 30 parts, calcium ricinoleate 1 ~ 5 part, double (3,5-tri-grades of butyl-4-hydroxy phenyls) thioether 2 ~ 5 parts, stearic acid 1 ~ 5
Part, Tissuemat E 0.5 ~ 1 part；Thermoplastic urethane layers uses ethylene-butylene copolymer 5 ~ 10 parts, silicon dioxide 4 ~ 8 further
Part, butyronitrile complex 8 ~ 20 parts, chlorinated polyethylene 5 ~ 10 parts, improve the first restrictive coating thermal stability result, radiotolerant spy
Property, improves insulating properties, surface abrasion resistance and case hardness simultaneously, and surface cloudy surface matte effect is excellent and reduces the receipts of material
Shrinkage.
The fire-retardant communication flexible cable of wear-resisting type the most of the present invention, the thermoplastic urethane layers of its polyethylene layer outer surface is further
Containing zinc 5 ~ 15 parts, 5 ~ 12 parts of magnesium hydroxide, compound molybdenum smoke suppressant 2 ~ 8 parts, montmorillonite 1 ~ 5 part is also worked in coordination with other component
Effect, improves greatly Flame Retardancy energy, and the oxygen index (OI) representing anti-flammability is high, and it is good that material is had when burning
One-tenth charcoal effect, define stable hollow activated carbon composite structure, prevent the second-time burning of material and flame to propagate.
The fire-retardant communication flexible cable of wear-resisting type the most of the present invention, its polyethylene layer is coated on 4 described heart yearn outer surfaces, a heat
Plastic polyurethane layer is coated on described polyethylene layer outer surface, the edge, surface that described polyethylene layer contacts with thermoplastic urethane layers
Circumference is evenly distributed with several projections, makes cable can meet the performances such as fire-retardant, chemically-resistant, wear-resisting, resistance to complications simultaneously, increases
Add the mechanical and physical performance of house data cable, convenient application and maintenance, extend cable service life, have before promoting widely
Scape.
Accompanying drawing explanation
Accompanying drawing 1 is wear-resisting type of the present invention fire-retardant communication flexible cable structural representation.
In the figures above: 1, insulating barrier；2, heart yearn；3, polyethylene rope；4, conductive unit；5, polyester belt；6, polyethylene layer；
7, thermoplastic urethane layers；8, projection.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment the invention will be further described:
Embodiment 1 ~ 5: a kind of fire-retardant communication flexible cable of wear-resisting type, including 4 heart yearns 2, this heart yearn 2 is coated with absolutely by 2
The conductive unit 4 of edge layer 1 forms, and described heart yearn 2 outer surface is all surrounded with polyester belt 5；
One polyethylene layer 6 is coated on 4 described heart yearn 2 outer surfaces, and a thermoplastic urethane layers 7 is coated on described polyethylene
Layer 6 outer surface, the surface that described polyethylene layer 6 contacts with thermoplastic urethane layers 7 has been uniformly distributed circumferentially several projections
8, some piece polyethylene ropes 3 are all distributed along its circumference in described polyethylene layer 6.
Projection 8 quantity on above-mentioned polyethylene layer 6 surface is 8, and the thickness of above-mentioned thermoplastic urethane layers 7 is more than polyethylene
The thickness of layer 6.
Above-mentioned polyethylene layer 6 is composed of the following components, the most as shown in table 1:
Table 1
Above-mentioned thermoplastic urethane layers 7 is composed of the following components, the most as shown in table 2:
Table 2
Embodiment 1 ~ 5 wear-resisting type fire-retardant communication flexible cable performance is shown in Table 3:
Table 3
When using the fire-retardant communication flexible cable of above-mentioned wear-resisting type, its polyethylene layer is coated on 4 described heart yearn outer surfaces, a heat
Plastic polyurethane layer is coated on described polyethylene layer outer surface, the edge, surface that described polyethylene layer contacts with thermoplastic urethane layers
Circumference is evenly distributed with several projections, makes cable can meet the performances such as fire-retardant, chemically-resistant, wear-resisting, resistance to complications simultaneously, increases
Add the mechanical and physical performance of house data cable, convenient application and maintenance, extend cable service life, have before promoting widely
Scape.
Above-described embodiment, only for technology design and the feature of the explanation present invention, its object is to allow person skilled in the art
Scholar will appreciate that present disclosure and implements according to this, can not limit the scope of the invention with this.All according to the present invention
The equivalence that spirit is made changes or modifies, and all should contain within protection scope of the present invention.
Claims (3)
1. the fire-retardant communication flexible cable of wear-resisting type, it is characterised in that: including 4 heart yearns (2), this heart yearn (2) is coated with by 2
Conductive unit (4) composition of insulating barrier (1), described heart yearn (2) outer surface is all surrounded with polyester belt (5)；
One polyethylene layer (6) is coated on 4 described heart yearn (2) outer surfaces, and a thermoplastic urethane layers (7) is coated on described poly-second
Alkene layer (6) outer surface, described polyethylene layer (6) with thermoplastic urethane layers (7) if the surface contacted has been uniformly distributed circumferentially
Dry projection (8), is all distributed some polyethylene ropes (3) along its circumference in described polyethylene layer (6)；
Described polyethylene layer (6) is composed of the following components:
Melt index is the Low Density Polyethylene 50 ~ 70 parts of 1 ~ 8g/10min,
Melt index is the high density polyethylene (HDPE) 35 ~ 45 parts of 1 ~ 8g/10min,
Diethyl phthalate 25 ~ 35 parts,
Trioctyl trimellitate (TOTM) 18 ~ 25 parts,
Calcium carbonate 20 ~ 30 parts,
Calcium ricinoleate 1 ~ 5 part,
Double (3,5-tri-grades of butyl-4-hydroxy phenyls) thioether 2 ~ 5 parts,
Stearic acid 1 ~ 5 part,
Tissuemat E 0.5 ~ 1 part,
Described thermoplastic urethane layers (7) is composed of the following components:
Polyurethane Thermoplastic Elastomer 80 ~ 100 parts,
Melt index is the Low Density Polyethylene 10 ~ 20 parts of 1 ~ 8g/10min,
Ethylene ethyl acrylate 8 ~ 15 parts,
Ethylene-butylene copolymer 5 ~ 10 parts,
Silicon dioxide 4 ~ 8 parts,
Butyronitrile complex 8 ~ 20 parts,
Chlorinated polyethylene 5 ~ 10 parts,
Zinc 5 ~ 15 parts,
5 ~ 12 parts of magnesium hydroxide,
Compound molybdenum smoke suppressant 2 ~ 8 parts,
Montmorillonite 1 ~ 5 part,
Calcium-zinc composite stabilizing agent 1 ~ 3 part,
Double (3,5-tri-grades of butyl-4-hydroxy phenyls) thioether 1 ~ 3 part,
Zinc stearate 2 ~ 4 parts.
The fire-retardant communication flexible cable of wear-resisting type the most according to claim 1, it is characterised in that: described polyethylene layer (6) by with
Lower component forms:
Melt index is the Low Density Polyethylene 55 ~ 65 parts of 1 ~ 8g/10min,
Melt index is the high density polyethylene (HDPE) 38 ~ 42 parts of 1 ~ 8g/10min,
Diethyl phthalate 26 ~ 32 parts,
Trioctyl trimellitate (TOTM) 18 ~ 25 parts,
Calcium carbonate 23 ~ 28 parts,
Calcium ricinoleate 2 ~ 4 parts,
Double (3,5-tri-grades of butyl-4-hydroxy phenyls) thioether 2 ~ 5 parts,
Stearic acid 1 ~ 5 part,
Tissuemat E 0.5 ~ 1 part.
The fire-retardant communication flexible cable of wear-resisting type the most according to claim 1, it is characterised in that: described thermoplastic urethane layers
(7) composed of the following components:
Polyurethane Thermoplastic Elastomer 85 ~ 95 parts,
Melt index is the Low Density Polyethylene 12 ~ 18 parts of 1 ~ 8g/10min,
Ethylene ethyl acrylate 10 ~ 14 parts,
Ethylene-butylene copolymer 6 ~ 8 parts,
Silicon dioxide 4 ~ 8 parts,
Butyronitrile complex 12 ~ 18 parts,
Chlorinated polyethylene 6 ~ 9 parts,
Zinc 7 ~ 12 parts,
5 ~ 12 parts of magnesium hydroxide,
Compound molybdenum smoke suppressant 3 ~ 8 parts,
Montmorillonite 1 ~ 5 part,
Calcium-zinc composite stabilizing agent 1 ~ 3 part,
Double (3,5-tri-grades of butyl-4-hydroxy phenyls) thioether 1 ~ 3 part,
Zinc stearate 2 ~ 4 parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410609211.5A CN104319006B (en) | 2014-11-03 | 2014-11-03 | Wear-resisting and anti-flaming communication flexible cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410609211.5A CN104319006B (en) | 2014-11-03 | 2014-11-03 | Wear-resisting and anti-flaming communication flexible cable |
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| Publication Number | Publication Date |
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| CN104319006A CN104319006A (en) | 2015-01-28 |
| CN104319006B true CN104319006B (en) | 2017-01-11 |
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| CN201410609211.5A Active CN104319006B (en) | 2014-11-03 | 2014-11-03 | Wear-resisting and anti-flaming communication flexible cable |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105602065A (en) * | 2016-02-03 | 2016-05-25 | 安徽华联电缆集团有限公司 | High-performance cable containing glass fiber |
| CN106205824A (en) * | 2016-06-30 | 2016-12-07 | 湖北海德讯信息科技有限公司 | Wear-resisting practical cable |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2339210A1 (en) * | 1998-08-06 | 2000-02-17 | Rune Totland | Cable with twisting filler |
| CN1294148A (en) * | 1999-11-02 | 2001-05-09 | 海尔科化工程塑料国家工程研究中心有限公司 | Non-toxic polyvinyl chloride composition and its preparing process |
| CN102443230A (en) * | 2011-10-31 | 2012-05-09 | 上海交通大学 | Polyvinyl chloride thermoplastic elastomer with high resilience and preparation method thereof |
| CN203444814U (en) * | 2013-07-19 | 2014-02-19 | 江苏亨通线缆科技有限公司 | Collision-resistant marine data cable |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8859902B2 (en) * | 2009-12-10 | 2014-10-14 | Sumitomo Electric Industries, Ltd. | Multi-core cable |
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2014
- 2014-11-03 CN CN201410609211.5A patent/CN104319006B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2339210A1 (en) * | 1998-08-06 | 2000-02-17 | Rune Totland | Cable with twisting filler |
| CN1294148A (en) * | 1999-11-02 | 2001-05-09 | 海尔科化工程塑料国家工程研究中心有限公司 | Non-toxic polyvinyl chloride composition and its preparing process |
| CN102443230A (en) * | 2011-10-31 | 2012-05-09 | 上海交通大学 | Polyvinyl chloride thermoplastic elastomer with high resilience and preparation method thereof |
| CN203444814U (en) * | 2013-07-19 | 2014-02-19 | 江苏亨通线缆科技有限公司 | Collision-resistant marine data cable |
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| CN104319006A (en) | 2015-01-28 |
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