CN103854802B - A kind of low smoke and zero halogen rat-and-ant proof railway digital signal cable - Google Patents
A kind of low smoke and zero halogen rat-and-ant proof railway digital signal cable Download PDFInfo
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- CN103854802B CN103854802B CN201410062419.XA CN201410062419A CN103854802B CN 103854802 B CN103854802 B CN 103854802B CN 201410062419 A CN201410062419 A CN 201410062419A CN 103854802 B CN103854802 B CN 103854802B
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- 239000000779 smoke Substances 0.000 title claims abstract description 31
- 229910052736 halogen Inorganic materials 0.000 title claims abstract description 27
- 150000002367 halogens Chemical class 0.000 title claims abstract description 26
- 239000004020 conductor Substances 0.000 claims abstract description 27
- 229920000098 polyolefin Polymers 0.000 claims abstract description 17
- 239000004033 plastic Substances 0.000 claims abstract description 16
- 229920003023 plastic Polymers 0.000 claims abstract description 16
- 238000009413 insulation Methods 0.000 claims abstract description 15
- 238000005253 cladding Methods 0.000 claims abstract description 12
- 238000000926 separation method Methods 0.000 claims abstract description 10
- 239000011248 coating agent Substances 0.000 claims abstract description 9
- 238000000576 coating method Methods 0.000 claims abstract description 9
- 238000007664 blowing Methods 0.000 claims abstract description 7
- 239000003063 flame retardant Substances 0.000 claims abstract description 6
- -1 polypropylene Polymers 0.000 claims abstract description 6
- 239000004743 Polypropylene Substances 0.000 claims abstract description 4
- 238000005187 foaming Methods 0.000 claims abstract description 4
- 229920001155 polypropylene Polymers 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 26
- 239000010959 steel Substances 0.000 claims description 26
- YKPUWZUDDOIDPM-SOFGYWHQSA-N capsaicin Chemical compound COC1=CC(CNC(=O)CCCC\C=C\C(C)C)=CC=C1O YKPUWZUDDOIDPM-SOFGYWHQSA-N 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 9
- 239000002088 nanocapsule Substances 0.000 claims description 9
- 229960002504 capsaicin Drugs 0.000 claims description 8
- 235000017663 capsaicin Nutrition 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229920000728 polyester Polymers 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 5
- 239000004698 Polyethylene Substances 0.000 claims description 4
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 3
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 3
- 229910021502 aluminium hydroxide Inorganic materials 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000011152 fibreglass Substances 0.000 claims description 3
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 3
- 239000010445 mica Substances 0.000 claims description 3
- 229910052618 mica group Inorganic materials 0.000 claims description 3
- 239000012188 paraffin wax Substances 0.000 claims description 3
- 229910000077 silane Inorganic materials 0.000 claims description 3
- 239000011787 zinc oxide Substances 0.000 claims description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 2
- 239000000347 magnesium hydroxide Substances 0.000 claims description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 2
- 238000007747 plating Methods 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 235000007164 Oryza sativa Nutrition 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 239000002775 capsule Substances 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 239000003292 glue Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 229920000573 polyethylene Polymers 0.000 claims 1
- 235000009566 rice Nutrition 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 abstract description 6
- 229920001684 low density polyethylene Polymers 0.000 abstract description 6
- 239000004702 low-density polyethylene Substances 0.000 abstract description 6
- 244000144977 poultry Species 0.000 abstract description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 abstract 1
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- 230000004888 barrier function Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000005670 electromagnetic radiation Effects 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 235000012254 magnesium hydroxide Nutrition 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 235000002566 Capsicum Nutrition 0.000 description 1
- 240000008574 Capsicum frutescens Species 0.000 description 1
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- 239000001390 capsicum minimum Substances 0.000 description 1
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Abstract
The invention discloses a kind of low smoke and zero halogen rat-and-ant proof railway digital signal cable, including multiple heart yearn；Heart yearn include four through the conductor of star twisting and outside all conductors the one side aluminium-plastic tape of cladding, each conductor includes being positioned at the wire at middle part and is coated on low density polyethylene (LDPE) endodermis outside wire, physical blowing polyalkene foaming layer and polypropylene exodermis；Multiple heart yearns are arranged symmetrically with into cable core, it is coated with lapping layer outside cable core, it is coated with thermal insulation layer outside lapping layer, it is coated with the first armor outside thermal insulation layer, first armor outside cladding separation layer, it is coated with the second armor outside separation layer, in the outside cladding nonwoven layer of the second armor, outside nonwoven layer, be coated with low smoke and zero halogen physical rat-and-ant proof function restrictive coating.A kind of low smoke and zero halogen rat-and-ant proof railway digital signal cable that the present invention proposes, its moisture-proof anticorrosive, shield effectiveness are good, and stretching-resisting bending-resisting song is good, Flame-retardant low-smoke environmental protection, it is achieved the rat-and-ant proof function to person poultry safety, environmental protection.
Description
Technical field
The present invention relates to field of cable technology, particularly relate to a kind of low smoke and zero halogen rat-and-ant proof railway digital signal electricity
Cable.
Background technology
For a long time, the deficiency owing to existing by material and configuration aspects, makes cable use it in railway systems
Tensile strength, bending resistance are difficult in adapt to use and require, evil idea in damaged condition causes communication failure.
The both direction of current railway locomotive development, one is that passenger traffic uses high speed motor car, and two is that shipping uses length
The heavy traction of big marshalling.Security and comfortableness are had higher requirement by high speed motor car and heavy traction,
In existing internal screening railway digital signal cable production process, the anti-interference railway of common railway low smoke and zero halogen
Digital signal cable uses the anti-interference railway digital signal cable of plastic sheath low smoke and zero halogen or composite sheath
The anti-interference railway digital signal cable of low smoke and zero halogen, run into interference more serious when, the mistake that signal transmits can be caused
Very.Meanwhile, in the usual lowered in field environment of railway digital signal cable use, mouse ant bite destruction be harm electricity
The one of the main reasons of cable, consequent accident causes huge economic loss.To this end, exploitation is a kind of low
Cigarette Halogen rat-and-ant proof railway digital signal cable, has excellent rat-and-ant proof function, ensure that data signal
High efficiency of transmission, protection cable do not bitten by mouse ant, environmentally safe simultaneously, to person poultry harmless.
Content of the invention
In order to solve technical problem present in background technology, the present invention proposes a kind of low smoke and zero halogen rat-and-ant proof
Railway digital signal cable, its moisture-proof anticorrosive, shield effectiveness are good, low smoke and zero halogen during burning, it is achieved to people and animals
Safe and environment-friendly rat-and-ant proof performance.
A kind of low smoke and zero halogen rat-and-ant proof railway digital signal cable that the present invention proposes, including multiple heart yearn；Often
Individual heart yearn include four through the conductor of star twisting and outside all four conductor cladding one side plastic-aluminum combined
Band, the plastic layer of one side aluminium-plastic tape faces out, and aluminum metal layer is inward-facing, during each conductor includes being positioned at
The wire in portion and be coated on low density polyethylene (LDPE) endodermis outside wire, physical blowing polyalkene foaming layer
With polypropylene exodermis；Multiple heart yearns are arranged symmetrically with into cable core, outside described cable core, are coated with lapping layer,
It is coated with thermal insulation layer outside lapping layer, outside thermal insulation layer, be coated with the first armor, the outside bag of the first armor
Cover separation layer, outside separation layer, be coated with the second armor, in the outside cladding nonwoven layer of the second armor,
It is coated with low smoke and zero halogen physical rat-and-ant proof function restrictive coating, described first armor and institute outside nonwoven layer
Stating the second armor all uses steel band to indulge the form of bag, and described first armor and described second armor
Steel band staggered put up.
Preferably, described physical rat-and-ant proof function restrictive coating uses low-smoke halide-free fireproof composite polyolefine material, its
In be evenly distributed with capsaicin nano-capsule.
Preferably, described thermal insulation layer uses woven fiberglass tape or Mica tape to be formed.
Preferably, described separation layer uses the polyester layer of the wrapped formation of polyester belt, and thickness is 0.5-1.5mm.
Preferably, described wire uses copper core or tin plating copper core.
In the present invention, the insulating barrier of the conductor in heart yearn uses skin-bubble-skin physical blowing polyolefin insulation layer,
Make that cable attenuation is little, diameter is little in the case that electric capacity is equal, low cost, moistureproof oil resistivity are good；By four
Individual conductor star twisting, makes two pairs of conductors respectively in symmetric position, forms a stable unit quad,
Cross-talk can not be reduced by external equipment to greatest extent；Heart yearn is symmetrical arranged in cable, strengthens
Interfering property between heart yearn；It is coated with one side aluminium-plastic tape outside four conductors through star twisting, its
Aluminum metal layer plays the effect of internal shield, and plastic layer protects conductor, plays the effect of Moisture-proof corrosion-proof；Adopt
Indulging bag armor with double-deck steel band, strengthening the mechanical performance of cable, protection cable is not bitten destruction by mouse ant；
And between double-deck steel band armor, separation layer is set, plays the effect of buffering, eliminate because of external force or strain institute
The deformation effect causing, and make double-deck steel band armor protective more preferable；Additionally, the steel of double armor layer
Band is staggered puts up vertical bag, compensate for individual layer steel band and indulges the steel band gap being likely to occur in packet procedures, enhances screen
Cover the effect of electromagnetic radiation, and together with the aluminum metal layer of one side aluminium-plastic tape, electromagnetic wave shielding rises
To complementation, shield effectiveness will be more preferably；The wrapped double-deck steel band armor of nonwoven layer, eliminates clad steel
With the thickness difference of lap-joint, make cable core more rounding；Low smoke and zero halogen cross-linked polyolefin sheath layer protects metal armour
Dress layer, and there is fire-retardant effect, the nontoxic low cigarette of gas released during burning.
In the preferred version of the present invention, physical rat-and-ant proof function restrictive coating uses low-smoke non-halogen flame-retardant polyene
Hydrocarbon material, is wherein evenly distributed with capsaicin nano-capsule, uses capsaicin nano-capsule to make it at sheath
In be more evenly distributed, utilize smell to prevent mouse ant from biting, it is achieved the rat-and-ant proof function to person poultry safety and environmental protection,
Low smoke and zero halogen, environmental sound during its burning simultaneously；The woven fiberglass tape of thermal insulation layer employing or mica tape
It and the polyester layer that separation layer is used is heat-resisting non-combustion-supporting material, is further ensured that cable in use
Security.
Brief description
Fig. 1 is the structural representation of a kind of low smoke and zero halogen rat-and-ant proof railway digital signal cable that the present invention proposes.
Detailed description of the invention
As it is shown in figure 1, a kind of low smoke and zero halogen rat-and-ant proof railway digital signal cable that Fig. 1 is the present invention to be proposed
Structural representation.
A kind of low smoke and zero halogen rat-and-ant proof railway digital signal cable proposing with reference to Fig. 1, the present invention, including four
Heart yearn.
Including four conductors 1 and the plastic-aluminum combined layer of one side 2 in each heart yearn, conductor 1 includes the copper being positioned at centre
Core wire 11.It is coated with low density polyethylene (LDPE) endodermis the 12nd, physical blowing polyolefin outside copper conductor 11
Foaming layer the 13rd, polypropylene exodermis 14, the insulating barrier of this seed coat-bubble-skin structure make cable attenuation little,
In the case that electric capacity is equal, diameter is little, low cost, moistureproof oil resistivity are good.
By four conductor 1 star twistings, make two pairs of conductors 1 respectively in symmetric position, form one and stablize
Unit quad, to greatest extent reduce cross-talk.It is coated with one side plastic-aluminum multiple outside all four conductor 1
Closing layer 2, the plastic layer of the plastic-aluminum combined layer of one side 2 is inward-facing to tighten together conductor 1, and its plastic layer is protected
Skin-bubble-skin physical blowing polyolefin insulation layer, plays the effect of Moisture-proof corrosion-proof, and aluminum metal layer plays interior screen
Cover the effect of layer, for each heart yearn shielding electromagnetic wave and interference.
By four conductor 1 star twistings, make two pairs of conductors 1 respectively in symmetric position, form one and stablize
Unit quad, to greatest extent reduce cross-talk.It is coated with one side plastic-aluminum multiple outside all four conductor 1
Crossed belt 2, the plastic layer of one side aluminium-plastic tape 2 is inward-facing to tighten together four conductors 1, and plastic layer is protected
Sheath-bubble-skin physical blowing polyolefin insulation layer, plays the effect of Moisture-proof corrosion-proof, and aluminum metal layer plays point
The effect of screen layer, is individually for each heart yearn shielding electromagnetic wave and interference.
Four heart yearns are arranged symmetrically with formation cable core, are tightly bound in together with lapping layer 3 outside cable core.
Four heart yearns are arranged symmetrically with in cable, strengthen the anti-electromagnetic disturbance between heart yearn.The outside bag of lapping layer 3
Cover the thermal insulation layer 4 using glass fiber tape to make, outside thermal insulation layer 4, be coated with the first steel band indulge bag armor 5
Indulge bag armor 7 with the second steel band, and the steel band of double armor layer is staggered puts up.At the first steel-tape armouring layer
5 and second are provided with the polyester layer 6 that thickness is 1mm between steel-tape armouring layer 7, play the effect of buffering.?
The outside nonwoven layer 8 using nonwoven fabric belts wrapped of two steel-tape armouring layers 7, makes the second steel band indulge bag armor 7
Stabilized structure.
At nonwoven layer 8 outer mantle reason type rat-and-ant proof function restrictive coating 9, the double-deck steel band armor of its protection
Moisture-proof anticorrosive, and ensure mechanical strength and the wearability of cable.Additionally, this unreasonable type rat-and-ant proof function is protected
Jacket layer 9 uses low-smoke halide-free fireproof composite polyolefine material, is wherein evenly distributed with capsaicin nano-capsule.
When cable uses in Railway Environment, physical rat-and-ant proof restrictive coating 9, utilize its penetrating odor to prevent
Only mouse ant bites cable, it is achieved the rat-and-ant proof function to person poultry safety and environmental protection.Further, double-deck steel band is used
The armor of vertical packet form, protects cable not bitten destruction by mouse ant further.Additionally, double armor layer
Steel band is staggered to be put up, and compensate for individual layer steel band and indulges the steel band gap being likely to occur in packet procedures, enhances shielding
The effect of electromagnetic radiation, and the aluminum metal layer of the steel band that double armor layer uses and one side aluminium-plastic tape 2,
Playing complementation on electromagnetic wave shielding, shield effectiveness is more preferable.
On the construction of cable, use the thermal insulation layer 4 made of glass fiber tape, strengthen mechanical strength same of cable
When, enable cable to use without being affected for a long time in high temperature environments, thus ensure that cable is transported
Stablizing of row, extends the life-span of cable.Arrange between the first steel-tape armouring layer and the second steel-tape armouring layer
Polyester layer 6, makes up the mass defect of steel-tape armouring layer, eliminates because of the deformation effect caused by external force or strain,
And make double-deck steel band armor protective more preferable.Nonwoven layer 8 from outside wrapped clad steel band armor,
Not only consolidated steel band to indulge pack arrangement but also buffer external force, and eliminated the thickness difference of double-deck steel band lap-joint, made cable
Core more rounding.
Preferably, physical rat-and-ant proof restrictive coating 9 uses low-smoke halide-free fireproof composite polyolefine material, its
In be evenly distributed with capsaicin nano-capsule, it comprises following component by mass fraction: 60-80 part polyolefin,
30-45 part EVA, 20-35 part aluminium hydroxide, 20-35 part magnesium hydroxide, 6-10 part PE fire retardant, 2-4
Part antioxidant, 2-4 part paraffin, 0.8-3 part zinc oxide, 0.4-2 part silane coupler, 0.2-1 part capsicum
Element Nano capsule；Specifically, 80 parts of polyolefin, 30 parts of EVA, 30 parts of aluminium hydroxide, 30 parts of magnesium hydroxides,
10 parts of PE fire retardants, 3 parts of antioxidant, 3 parts of paraffin, 2 parts of zinc oxide, 1 part of silane coupler, 108 parts
Capsaicin nano-capsule.The sheath that this material is made, wherein capsaicin nano-capsule divides in sheath material
Cloth is more uniform, has nontoxic, efficient, lasting premium properties, and when its fire resistance height, burning
Low smoke and zero halogen, environmental sound.
Low smoke and zero halogen rat-and-ant proof railway digital signal cable according to the present embodiment, after testing, 500V at 20 DEG C
Insulaion resistance under DC condition >=10000M Ω km；Each conductor connects shielding and metallic sheath to other conductors
Capacitive coupling coefficient is 0.8KHz～1.0kHzpF/km；Mean value≤81 of K1, maximum :≤330；150kHz
Between lower loop in near-end crosstalk attenuation group >=51 [51] dB/1000m, between group >=55 [65] dB/1000m；Cigarette is close
Degree >=80%；PH value >=7.3；Electrical conductivity≤10 μ S/mm.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention not office
Being limited to this, any those familiar with the art is in the technical scope that the invention discloses, according to this
The technical scheme of invention and inventive concept thereof in addition equivalent or change, all should cover the protection in the present invention
Within the scope of.
Claims (4)
1. a low smoke and zero halogen rat-and-ant proof railway digital signal cable, it is characterised in that include multiple heart yearn；
Each heart yearn includes four conductors through star twisting (1) and in the outside cladding of all four conductor (1)
One side aluminium-plastic tape (2), the plastic layer of one side aluminium-plastic tape (2) faces out, and aluminum metal layer is inward-facing,
Each conductor (1) includes the wire (11) being positioned at middle part and is coated on the outside low-density of wire (11)
Polyethylene endodermis (12), physical blowing polyalkene foaming layer (13) and polypropylene exodermis (14)；Will
Multiple heart yearns are arranged symmetrically with into cable core, are coated with lapping layer (3), at lapping layer (3) outward outside described cable core
Portion's cladding thermal insulation layer (4), at thermal insulation layer (4) outside cladding the first armor (5), the first armor (5)
Outside cladding separation layer (6), at separation layer (6) outside cladding the second armor (7), at the second armor
(7) outside cladding nonwoven layer (8), prevents at nonwoven layer (8) outside cladding low smoke and zero halogen physical
Mouse ant function restrictive coating (9), described first armor (5) and described second armor (7) all use steel
The form of the vertical bag of band, and the steel band of described first armor (5) and described second armor (7) is staggered
Put up；
Described physical rat-and-ant proof function restrictive coating (9) uses low-smoke halide-free fireproof composite polyolefine material, Qi Zhongjun
Even capsaicin nano-capsule being distributed, it comprises following component by mass fraction: 60-80 part polyolefin, 30-45
Part EVA, 20-35 part aluminium hydroxide, 20-35 part magnesium hydroxide, 6-10 part PE fire retardant, 2-4 part resist
Oxygen agent, 2-4 part paraffin, 0.8-3 part zinc oxide, 0.4-2 part silane coupler, 0.2-1 part capsicim are received
Rice glue capsule；Described polyolefin refers to the olefin polymer that a class does not include EVA.
2. low smoke and zero halogen rat-and-ant proof railway digital signal cable according to claim 1, it is characterised in that
Described thermal insulation layer (4) uses woven fiberglass tape or Mica tape to be formed.
3. low smoke and zero halogen rat-and-ant proof railway digital signal cable according to claim 1, it is characterised in that
Described separation layer (6) uses the polyester layer of the wrapped formation of polyester belt, and thickness is 0.5-1.5mm.
4. low smoke and zero halogen rat-and-ant proof railway digital signal cable according to claim 1, it is characterised in that
Described wire (11) uses copper core or tin plating copper core.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410062419.XA CN103854802B (en) | 2014-02-24 | 2014-02-24 | A kind of low smoke and zero halogen rat-and-ant proof railway digital signal cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410062419.XA CN103854802B (en) | 2014-02-24 | 2014-02-24 | A kind of low smoke and zero halogen rat-and-ant proof railway digital signal cable |
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| CN103854802A CN103854802A (en) | 2014-06-11 |
| CN103854802B true CN103854802B (en) | 2016-10-05 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104200889A (en) * | 2014-09-03 | 2014-12-10 | 太仓苏晟电气技术科技有限公司 | High-effect rat-proof and termite-proof electric wire and cable and preparation method thereof |
| CN106098184B (en) * | 2016-07-07 | 2017-11-07 | 扬州中大电缆有限公司 | A kind of high reliability cable for rail transit vehicles |
| CN106057315A (en) * | 2016-08-25 | 2016-10-26 | 周佩龙 | Cable having better protection effect |
| CN106496775A (en) * | 2016-10-11 | 2017-03-15 | 佛山市飞时达新材料科技有限公司 | A kind of manufacture method of the PP cable jacket materials of termite-resistant rodent-resistant |
| CN106409397B (en) * | 2016-11-11 | 2018-04-13 | 北京亨通斯博通讯科技有限公司 | The anti-interference digital cable of outdoor flame-proof damp-proof wear-resistant |
| CN107593704A (en) * | 2017-09-15 | 2018-01-19 | 南通香佳纺织科技有限公司 | A kind of steamer cable capsaicine Ratproof agent and preparation method thereof |
| CN107978392A (en) * | 2017-11-20 | 2018-05-01 | 浙江工业大学之江学院 | A kind of anticorrosion abrasion resistant fire blocking cable |
| CN109181052B (en) * | 2018-07-18 | 2021-03-23 | 山东华能线缆有限公司 | Slow-release type rat-proof and termite-proof cable sheath material |
| CN114334259B (en) * | 2022-01-25 | 2023-09-19 | 安徽鸿海电缆有限公司 | Environment-friendly rat and termite prevention steel tape armored flame-retardant power cable |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP1831329B1 (en) * | 2004-10-26 | 2008-08-27 | The Gates Corporation | Fire resistant rubber composition and hose |
| CN201707966U (en) * | 2010-04-08 | 2011-01-12 | 安徽华菱电缆集团有限公司 | High-speed rail train control data cable |
| CN102800398B (en) * | 2012-08-14 | 2014-05-14 | 江苏通鼎光电科技有限公司 | Copper strip welded embossing type internal shielding railway digital signal cable |
| CN203165536U (en) * | 2013-04-27 | 2013-08-28 | 浙江昊源实业有限公司 | Fire-resistant rat/ant-prevention cable |
| CN203826120U (en) * | 2014-02-24 | 2014-09-10 | 安徽华源电缆集团有限公司 | Low-smoke halogen-free mouse-and-ant-resistant railway digital signal cable |
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Denomination of invention: Low-smoke zero-halogen mouse and ant prevention railway digital signal cable Effective date of registration: 20181229 Granted publication date: 20161005 Pledgee: Anhui inaction rural commercial bank Limited by Share Ltd Pledgor: Anhui Huayuan Cable Group Co., Ltd. Registration number: 2018340000789 |
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Denomination of invention: Low-smoke zero-halogen mouse and ant prevention railway digital signal cable Effective date of registration: 20200527 Granted publication date: 20161005 Pledgee: Anhui inaction rural commercial bank Limited by Share Ltd. Pledgor: ANHUI HUAYUAN CABLE GROUP Co.,Ltd. Registration number: Y2020980002545 |