CN108445592A - A kind of superelevation weatherability optical cable - Google Patents

A kind of superelevation weatherability optical cable Download PDF

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Publication number
CN108445592A
CN108445592A CN201810248801.8A CN201810248801A CN108445592A CN 108445592 A CN108445592 A CN 108445592A CN 201810248801 A CN201810248801 A CN 201810248801A CN 108445592 A CN108445592 A CN 108445592A
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optical cable
layer
oversheath
weatherability
formula
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CN201810248801.8A
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CN108445592B (en
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韩芳
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Hangzhou Futong Communication Technology Co Ltd
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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401Optical cables
    • G02B6/4429Means specially adapted for strengthening or protecting the cables
    • G02B6/443Protective covering
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/16Nitrogen-containing compounds
    • C08K5/20Carboxylic acid amides
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04Polyurethanes
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/02Elements
    • C08K3/08Metals
    • C08K2003/0862Nickel

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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)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Insulated Conductors (AREA)

Abstract

The present invention relates to a kind of superelevation weatherability optical cables, and the superelevation weatherability optical cable is from the inside to the outside successively by optical fiber, insulating layer, waterproof layer, flame-retardant layer, anti-erosion layer, oversheath composition;Wherein, oversheath is made of thermoplastic polyurethane elastomer, nichrome and polyamide, and the mass ratio of thermoplastic polyurethane elastomer, nichrome and polyamide is 10 in the oversheath:2~3:5~6.The present invention makes the weatherability, anti-flammability, water proofing property of optical cable be not fully exerted by the structure of reasonable Arrangement optical cable from the inside to the outside, generally improve the application effect of optical cable, and it is used by oversheath and anti-erosion layer collocation, the weather resistance that optical cable can be played to greatest extent allows optical cable to be used in harsh even rugged environment.

Description

A kind of superelevation weatherability optical cable
Technical field
The present invention relates to a kind of optical cables, and in particular to a kind of superelevation weatherability optical cable.
Background technology
With the great development of 21 century information-intensive society, we are increasing the live information flow-rate in each field, show The development trend of huge explosion, this makes the high speed of communication, large capacity become possibility, is established for construction of information expressway Good basis.Currently, the application of fiber optic communication oneself throughout the fields such as submarine communication, long distance line, cable television, LAN.
Optical cable often decides optical fiber as material most commonly seen in the information communications field, weatherability or erosion resisting The stability of the information transmission system.But as industrial development is expanded to harsh environments such as deep-sea, plateaus, existing optical cable is often not Industrial needs can be met.For example, optical cable is under the conditions of harsh tropical ocean environment, throughout the year damp and hot, high temperature and vibrations even It is filled in the adverse circumstances of salt fog, mist of oil, the structure and performance of the materials such as sheath can be easy old by serious influence Change fracture, cause optical fiber exposed, to destroy the stability of information transmission, causes huge economic losses;Solar radiation, temperature and Humidity influences maximum to the aging of optical cable, they can make the rubber material of outer surface be hardened, become fragile because following the string.Thus may be used See, weatherability has become one of important performance indexes of optical cable.For the weatherability of broad sense, seek to have resistance to ultraviolet Line, heat-resisting, cold-resistant, water-fast etch, resistance to husky erosion and wind erosion property, while also to have both the performances such as resistance to ozone.
Therefore, it is anxious in infocommunications industry the weatherability of optical cable how to be improved by improving the corrosion resistance of optical cable The technical issues of need to solving.
Invention content
Corrosion resistance and weatherability in order to solve optical cable in the prior art technical problem to be improved, the present invention propose Following technical solution:
A kind of superelevation weatherability optical cable, from the inside to the outside successively by optical fiber, insulating layer, waterproof layer, flame-retardant layer, anti-erosion layer, Oversheath forms;
Wherein, oversheath is made of thermoplastic polyurethane elastomer, nichrome and polyamide;
Wherein, the mass ratio of thermoplastic polyurethane elastomer, nichrome and polyamide is 10 in the oversheath:2 ~3:5~6.
Preferably, the acrylate resin layer that optical fiber is coated by bare fibre and its outer surface is constituted.
Preferably, insulating layer is polyethylene;
Preferably, waterproof layer is polyvinyl chloride;
Preferably, flame-retardant layer is 105 DEG C of irradiation cross-linking flame-retardant polythene materials.
Preferably, the anti-erosion layer is made of ethylene propylene diene rubber and the compound with formula (1) structural formula, wherein The mass ratio 10 of ethylene propylene diene rubber and the compound with formula (1) structural formula in the anti-erosion layer:4~7, wherein formula (1) For:
In formula (1), m=2~7.
Technical scheme of the present invention has as follows by beneficial effect:
(1) weatherability, anti-flammability, water proofing property of optical cable is made to obtain fully by the structure of reasonable Arrangement optical cable from the inside to the outside It plays, generally improves the application effect of optical cable.
(2) by rationally designing the component and each group distribution ratio of oversheath, optical cable can be significantly improved after seawater immersion Tensile strength so that the weatherability of optical cable is significantly improved, and finds that polyamide has and has very much by many experiments The sealing of hole of effect acts on, and the weatherability to improving optical cable plays the role of sizable.
(3) present invention can especially into compound (1) by rationally designing the component and its proportioning of anti-erosion layer To significantly reduce optical cable weight gain after seawater immersion, corrosion progress is set to be effectively suppressed, so that optical cable is weather-proof Property is significantly improved.
(4) oversheath and anti-erosion layer collocation use in optical cable of the invention, can play the weather-proof of optical cable to greatest extent Performance allows optical cable to be used in harsh even rugged environment, has expanded the range of optical cable application environment.
Description of the drawings
Fig. 1 is electron micrograph of the optical cable of the present invention after seawater immersion test.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments and comparative example, The present invention will be described in further detail.
Embodiment 1
A kind of superelevation weatherability optical cable, from the inside to the outside successively by optical fiber, insulating layer, waterproof layer, flame-retardant layer, anti-erosion layer, Oversheath forms;
Wherein, oversheath is made of thermoplastic polyurethane elastomer, nichrome and polyamide;Thermoplasticity in oversheath The mass ratio of polyurethane elastomer, nichrome and polyamide is 10:2:5.
Wherein, the acrylate resin layer that optical fiber is coated by bare fibre and its outer surface is constituted, and insulating layer is polyethylene, waterproof Layer is polyvinyl chloride, and flame-retardant layer is 105 DEG C of irradiation cross-linking flame-retardant polythene materials.
Wherein, anti-erosion layer is made of ethylene propylene diene rubber and the compound with formula (1) structural formula, three in anti-erosion layer The mass ratio 10 of first EP rubbers and the compound with formula (1) structural formula:4, wherein formula (1) is:
In formula (1), m=2~7.
Embodiment 2
A kind of superelevation weatherability optical cable, from the inside to the outside successively by optical fiber, insulating layer, waterproof layer, flame-retardant layer, anti-erosion layer, Oversheath forms;
Wherein, oversheath is made of thermoplastic polyurethane elastomer, nichrome and polyamide;Thermoplasticity in oversheath The mass ratio of polyurethane elastomer, nichrome and polyamide is 10:2:6.
Wherein, the acrylate resin layer that optical fiber is coated by bare fibre and its outer surface is constituted, and insulating layer is polyethylene, waterproof Layer is polyvinyl chloride, and flame-retardant layer is 105 DEG C of irradiation cross-linking flame-retardant polythene materials.
Wherein, anti-erosion layer is made of ethylene propylene diene rubber and the compound with formula (1) structural formula, three in anti-erosion layer The mass ratio 10 of first EP rubbers and the compound with formula (1) structural formula:5, wherein formula (1) is:
In formula (1), m=2~7.
Embodiment 3
A kind of superelevation weatherability optical cable, from the inside to the outside successively by optical fiber, insulating layer, waterproof layer, flame-retardant layer, anti-erosion layer, Oversheath forms;
Wherein, oversheath is made of thermoplastic polyurethane elastomer, nichrome and polyamide;Thermoplasticity in oversheath The mass ratio of polyurethane elastomer, nichrome and polyamide is 10:3:5.
Wherein, the acrylate resin layer that optical fiber is coated by bare fibre and its outer surface is constituted, and insulating layer is polyethylene, waterproof Layer is polyvinyl chloride, and flame-retardant layer is 105 DEG C of irradiation cross-linking flame-retardant polythene materials.
Wherein, anti-erosion layer is made of ethylene propylene diene rubber and the compound with formula (1) structural formula, three in anti-erosion layer The mass ratio 10 of first EP rubbers and the compound with formula (1) structural formula:6, wherein formula (1) is:
In formula (1), m=2~7.
Embodiment 4
A kind of superelevation weatherability optical cable, from the inside to the outside successively by optical fiber, insulating layer, waterproof layer, flame-retardant layer, anti-erosion layer, Oversheath forms;
Wherein, oversheath is made of thermoplastic polyurethane elastomer, nichrome and polyamide;It is hot in the oversheath The mass ratio of plastic polyurethane elastomer, nichrome and polyamide is 10:3:6.
Wherein, the acrylate resin layer that optical fiber is coated by bare fibre and its outer surface is constituted, and insulating layer is polyethylene, waterproof Layer is polyvinyl chloride, and flame-retardant layer is 105 DEG C of irradiation cross-linking flame-retardant polythene materials.
Wherein, anti-erosion layer is made of ethylene propylene diene rubber and the compound with formula (1) structural formula, three in anti-erosion layer The mass ratio 10 of first EP rubbers and the compound with formula (1) structural formula:7, wherein formula (1) is:
In formula (1), m=2~7.
Comparative example 1
It is 10 by the mass ratio of thermoplastic polyurethane elastomer, nichrome and polyamide in 1 oversheath of embodiment:2: 5 mass ratioes for being adjusted to polyurethane elastomer, nichrome and polyamide are 10:2:0, i.e., do not add polyamide, Qi Tacan Number is same as Example 1.
Comparative example 2
It is 10 by the mass ratio of thermoplastic polyurethane elastomer, nichrome and polyamide in 1 oversheath of embodiment:2: 5 mass ratioes for being adjusted to polyurethane elastomer, nichrome and polyamide are 10:1:7, i.e., do not add polyamide, Qi Tacan Number is same as Example 1.
Comparative example 3
It is 10 by the mass ratio of thermoplastic polyurethane elastomer, nichrome and polyamide in 1 oversheath of embodiment:2: 5 mass ratioes for being adjusted to polyurethane elastomer, nichrome and polyamide are 10:4:4 (i.e. 5:2:2), other parameters and reality It is identical to apply example 1.
Comparative example 4
It is 10 by the mass ratio of thermoplastic polyurethane elastomer, nichrome and polyamide in 1 oversheath of embodiment:2: 5 mass ratioes for being adjusted to polyurethane elastomer, nichrome and polyamide are 10:1:4, other parameters are same as Example 1.
Comparative example 5
It is 10 by the mass ratio of thermoplastic polyurethane elastomer, nichrome and polyamide in 1 oversheath of embodiment:2: 5 mass ratioes for being adjusted to polyurethane elastomer, nichrome and polyamide are 10:4:7, other parameters are same as Example 1.
Comparative example 6
By the mass ratio 10 of ethylene propylene diene rubber in 1 anti-erosion layer of embodiment and the compound with formula (1) structural formula:4 It is adjusted to 10:0, other parameters are same as Example 1.
Comparative example 7
By the mass ratio 10 of ethylene propylene diene rubber in anti-erosion layer in embodiment 1 and the compound with formula (1) structural formula: 4 are adjusted to 10:3, other parameters are same as Example 1.
Comparative example 8
By the mass ratio 10 of ethylene propylene diene rubber in anti-erosion layer in embodiment 1 and the compound with formula (1) structural formula: 4 are adjusted to 10:8 (i.e. 5:4), other parameters are same as Example 1.
Following table describes the component of oversheath and anti-erosion layer in embodiment 1-4 and comparative example 1-8 and constitutes in detail.
In order to verify the weather-proof effect of embodiment 1-4 and comparative example 1-8, by the optical cable sample of embodiment 1-4 and comparative example 1-8 Product carry out weatherability detection, as a result as follows:
The above results show that (1) present invention by the component and each group distribution ratio of rational design oversheath, can be carried significantly High optical cable tensile strength after seawater immersion, further illustrates that the weatherability of optical cable is significantly improved;(2) present invention passes through conjunction The component and its proportioning of reason design anti-erosion layer can significantly reduce optical cable and be impregnated in seawater especially into compound (1) Weight gain afterwards further illustrates that corrosion progress is inhibited, and the weatherability of optical cable is significantly improved;(3) present invention's is outer Sheath and anti-erosion layer collocation use, and can play the weather resistance of optical cable to greatest extent, optical cable is allow to be used for harshness very Into rugged environment, the range of optical cable application environment has been expanded.

Claims (5)

1. a kind of superelevation weatherability optical cable, which is characterized in that the superelevation weatherability optical cable is from the inside to the outside successively by optical fiber, insulation Layer, waterproof layer, flame-retardant layer, anti-erosion layer, oversheath composition;Wherein, the oversheath is by thermoplastic polyurethane elastomer, nickel chromium triangle Alloy and polyamide composition, thermoplastic polyurethane elastomer in the oversheath, nichrome and polyamide mass ratio It is 10:2~3:5~6;The acrylate resin layer that the optical fiber is coated by bare fibre and its outer surface is constituted.
2. superelevation weatherability optical cable according to claim 1, which is characterized in that the insulating layer is polyethylene.
3. superelevation weatherability optical cable according to claim 1, which is characterized in that the waterproof layer is polyvinyl chloride.
4. superelevation weatherability optical cable according to claim 1, which is characterized in that the flame-retardant layer is 105 DEG C of cross-linking radiations Fire-retardant polyethylene material.
5. superelevation weatherability optical cable according to claim 1, which is characterized in that the anti-erosion layer is by ethylene propylene diene rubber It is formed with the compound with formula (1) structural formula, ethylene propylene diene rubber and the change with formula (1) structural formula in the anti-erosion layer Close the mass ratio 10 of object:4~7, wherein formula (1) is:
In formula (1), m=2~7.
CN201810248801.8A 2018-03-25 2018-03-25 Optical cable with ultrahigh weather resistance Active CN108445592B (en)

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CN106590325A (en) * 2016-11-14 2017-04-26 江苏科技大学 Water-borne organic and inorganic hybrid anticorrosive paint containing aromatic curing agent and preparation method thereof
WO2018002041A1 (en) * 2016-06-27 2018-01-04 Heraeus Sensor Technology Gmbh Cable for contacting a sensor, temperature measuring device, method for connecting a cable to a temperature measuring device and use of an alloy for producing a cable

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Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202204975U (en) * 2011-09-19 2012-04-25 吴江市欣达通信科技股份有限公司 Single-core circular armored cable
CN104834068A (en) * 2015-05-26 2015-08-12 长飞光纤光缆股份有限公司 Superfine-diameter high-performance jumper wire optical cable
WO2018002041A1 (en) * 2016-06-27 2018-01-04 Heraeus Sensor Technology Gmbh Cable for contacting a sensor, temperature measuring device, method for connecting a cable to a temperature measuring device and use of an alloy for producing a cable
CN206002726U (en) * 2016-08-22 2017-03-08 长光通信科技江苏有限公司 A kind of armored soft optical cable
CN205984359U (en) * 2016-08-23 2017-02-22 安徽电信器材贸易工业有限责任公司 Soft withstand voltage anti vibration communications optical cable
CN106590325A (en) * 2016-11-14 2017-04-26 江苏科技大学 Water-borne organic and inorganic hybrid anticorrosive paint containing aromatic curing agent and preparation method thereof

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Publication number Publication date
CN108445592B (en) 2020-06-12
CN111522109B (en) 2021-11-23
CN111522109A (en) 2020-08-11

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