CN106531346A - Submarine communication integral cable wrapped by polyvinyl chloride/polyisobutene water blocking tape - Google Patents
Submarine communication integral cable wrapped by polyvinyl chloride/polyisobutene water blocking tape Download PDFInfo
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- CN106531346A CN106531346A CN201611205844.5A CN201611205844A CN106531346A CN 106531346 A CN106531346 A CN 106531346A CN 201611205844 A CN201611205844 A CN 201611205844A CN 106531346 A CN106531346 A CN 106531346A
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- Prior art keywords
- polyisobutylene
- waterstop
- polrvinyl chloride
- consumption
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/02—Cables with twisted pairs or quads
- H01B11/06—Cables with twisted pairs or quads with means for reducing effects of electromagnetic or electrostatic disturbances, e.g. screens
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/22—Cables including at least one electrical conductor together with optical fibres
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/24—Sheathing; Armouring; Screening; Applying other protective layers by extrusion
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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
- H01B7/14—Submarine cables
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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
-
- 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
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
-
- 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
- H01B7/2825—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable using a water impermeable sheath
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a submarine communication integral cable wrapped by a polyvinyl chloride/polyisobutene water blocking tape. The submarine communication integral cable comprises a wire core, wherein a polyvinyl chloride/polyisobutene water blocking tape coating layer, a zinc-coated steel wire weaving shielding sleeve and a cross-linking polyolefin sheath sequentially sleeve the wire core from inside to outside, silica gel is filled between the wire core and the polyvinyl chloride/polyisobutene water blocking tape coating layer, silica gel is filled between the zinc-coated steel wire weaving shielding sleeve and the cross-linking polyolefin sheath, and the wire core comprises a first wire, a single-mode fiber, a coaxial radio-frequency cable and a second wire. The submarine communication integral cable fabricated according to the method has excellent water resistance, conductivity and breakdown resistant performance, and moreover, the fabrication method is simple in step and is easy to promote.
Description
Technical field
The present invention relates to cable, in particular it relates to a kind of polrvinyl chloride/wrapped submarine communication of polyisobutylene waterstop is comprehensive
Close cable.
Background technology
Into 21st century since, with the progressively development of marine economy, people are continuous to the awareness and understanding of ocean
Deeply, overocean communications, offshore oil development are required for the extra large cable product for matching therewith, and national defense construction in addition also will be substantial amounts of
The communication apparatus is buried to seabed, and embedded machine equipment (underwater robot) used requires that related heaving pile is matched.Heaving pile product
Gradually develop to multipurpose, multi-functional, diversification configuration aspects from simple function, for example:The communication apparatus is buried to subsea construction
In, how like clockwork to be passed in the instruction that command centre sends and bury under water machine equipment, only by commander on ship
The heaving pile that the heart is connected with underwater installation is completing.It is external to develop relatively early to such heaving pile, major technique is grasped, has been advised
Mould production technology reaches its maturity.China starts late in this area research development, and original home communications equipment is buried to sea
Bottom is affected typically to bury to shallower by factors such as burying machine equipment manufacturing technologies, and its communication apparatus is by fisherman's cultivation and passing ship
The frequency more and more higher cast anchor and hang up, goes to pot during military extra large cable, brings huge damage to national economic development and military communication
Lose.
Important kind of the submarine communication cable as communication cable, although at present submarine cable disclosure satisfy that, but in depth
Under the conditions of sea, the water resistance of seabed control cable, breakdown characteristics are difficult to meet actual demand.
The content of the invention
It is an object of the invention to provide a kind of wrapped submarine communication composite cable of polrvinyl chloride/polyisobutylene waterstop,
The wrapped submarine communication composite cable of the polrvinyl chloride/polyisobutylene waterstop has excellent resistance to water, electric conductivity and resists
Breakdown performance.
To achieve these goals, the invention provides a kind of polrvinyl chloride/wrapped seabed of polyisobutylene waterstop is logical
Letter composite cable, including core, core are arranged with polrvinyl chloride/polyisobutylene waterstop clad, zinc-plated from inside to outside successively
Braided steel wire housing, cross-linked polyolefin sheath；Silicon is filled between core and polrvinyl chloride/polyisobutylene waterstop clad
Gel, is filled with Silica hydrogel between zinc-coated wire braid shielded set and cross-linked polyolefin sheath；Core includes the first wire, single mode
Optical fiber, coaxial radio-frequency cable and the second wire；
Wherein, the first wire includes tinned conductor, tinned conductor be disposed with from inside to outside cross-linked polyolefin insulation sleeve,
Polrvinyl chloride/polyisobutylene waterstop clad, tinned copper wire woven shield, cross-linked polyolefin sheath；Single-mode fiber includes
Fiber glass core, fiber glass core are disposed with crosslinked polyetylene insulated set, tinned copper wire woven shield from inside to outside, gather
Vinyl chloride/polyisobutylene waterstop clad, cross-linked polyolefin sheath；Coaxial radio-frequency cable includes plating silver conductor, silver-plated to lead
Body is disposed with teflon insulation set, silver-gilt copper wire woven shield, cross-linked polyolefin sheath from inside to outside；Second leads
Line includes tinned copper wire conductor, and tinned copper wire conductor is disposed with silicon gel layer, cross-linked polyolefin insulation sleeve from inside to outside；
The polrvinyl chloride/polyisobutylene waterstop is to be prepared by the following method and obtain：1) under conditions of negative pressure, by boron
Activation processing is carried out in mud, tricaprylmethyl ammonium hydrogen sulfate and hydrochloric acid solution, then filters to take filter cake activated compositions are obtained；
2) by polrvinyl chloride, polyisobutylene, ethylene-vinyl alcohol copolymer, glycerol, phthalic acid isodecyl ester, titanium oxide, Fructus Luffae
Network, hargil, aminopropyl triethoxysilane, bagasse, cumyl peroxide, ceresine, silicon carbide whisker and the active set
Compound is carried out mixing, is melted, extrusion molding is being obtained the polrvinyl chloride/polyisobutylene waterstop.
By above-mentioned technical proposal, the preparation method that the present invention is provided is made by the collaboration between each step and each raw material
There is excellent resistance to water, lead with the obtained wrapped submarine communication composite cable of polrvinyl chloride/polyisobutylene waterstop is caused
Electrical and anti-breakdown performance；And the preparation method step is simple, easy to spread.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Description of the drawings
Accompanying drawing is, for providing a further understanding of the present invention, and to constitute the part of description, with following tool
Body embodiment is used for explaining the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the structure of the wrapped submarine communication composite cable of the polrvinyl chloride/polyisobutylene waterstop for providing of the invention
Schematic diagram.
Reference
1st, the first wire 2, single-mode fiber
3rd, coaxial radio-frequency cable 4, the second wire
5th, polrvinyl chloride/polyisobutylene waterstop clad 6, zinc-coated wire braid shielded set
7th, cross-linked polyolefin sheath
Specific embodiment
Hereinafter the specific embodiment of the present invention is described in detail.It should be appreciated that described herein concrete
Embodiment is merely to illustrate and explains the present invention, is not limited to the present invention.
The invention provides a kind of wrapped submarine communication composite cable of polrvinyl chloride/polyisobutylene waterstop, such as Fig. 1 institutes
Show, including core, core is arranged with polrvinyl chloride/polyisobutylene waterstop clad 5, zinc-coated wire braiding from inside to outside successively
Housing 6, cross-linked polyolefin sheath 7；Silica hydrogel is filled between core and polrvinyl chloride/polyisobutylene waterstop clad 5,
Silica hydrogel is filled between zinc-coated wire braid shielded set 6 and cross-linked polyolefin sheath 7；Core includes the first wire 1, single-mode optics
Fine 2, coaxial radio-frequency cable 3 and the second wire 4；
Wherein, the first wire 1 includes tinned conductor, and tinned conductor is disposed with cross-linked polyolefin insulation from inside to outside
Set, polrvinyl chloride/polyisobutylene waterstop clad, tinned copper wire woven shield, cross-linked polyolefin sheath；Single-mode fiber 2
Including fiber glass core, fiber glass core is disposed with crosslinked polyetylene insulated set, tinned copper wire braid shielded from inside to outside
Layer, polrvinyl chloride/polyisobutylene waterstop clad, cross-linked polyolefin sheath；Coaxial radio-frequency cable 3 includes plating silver conductor,
Plating silver conductor is disposed with teflon insulation set, silver-gilt copper wire woven shield, cross-linked polyolefin sheath from inside to outside；
Second wire 4 includes tinned copper wire conductor, and it is exhausted that tinned copper wire conductor is disposed with silicon gel layer, cross-linked polyolefin from inside to outside
Edge set；
The polrvinyl chloride/polyisobutylene waterstop is to be prepared by the following method and obtain：1) under conditions of negative pressure, will
Activation processing is carried out in boron mud, tricaprylmethyl ammonium hydrogen sulfate and hydrochloric acid solution, filter cake is then filtered to take and is combined so that activation is obtained
Thing；2) by polrvinyl chloride, polyisobutylene, ethylene-vinyl alcohol copolymer, glycerol, phthalic acid isodecyl ester, titanium oxide, silk
Melon network, hargil, aminopropyl triethoxysilane, bagasse, cumyl peroxide, ceresine, silicon carbide whisker and the activation
Compositionss are carried out mixing, are melted, extrusion molding is being obtained the polrvinyl chloride/polyisobutylene waterstop.
In the present invention, it is comprehensive electric in order to further improve the wrapped submarine communication of polrvinyl chloride/polyisobutylene waterstop
The resistance to water of cable, electric conductivity and anti-breakdown performance, it is preferable that in the first wire 1：Tinned conductor is insulated with cross-linked polyolefin
Silica hydrogel is filled between set, is filled between cross-linked polyolefin insulation sleeve and polrvinyl chloride/polyisobutylene waterstop clad
Silica hydrogel, is filled with Silica hydrogel between tinned copper wire woven shield and cross-linked polyolefin sheath.
In the present invention, it is comprehensive electric in order to further improve the wrapped submarine communication of polrvinyl chloride/polyisobutylene waterstop
The resistance to water of cable, electric conductivity and anti-breakdown performance, it is preferable that in single-mode fiber 2, tinned copper wire woven shield and polychlorostyrene
Silica hydrogel is filled between ethylene/polyisobutylene waterstop clad.
In the step 1 of the present invention) in, the condition of activation processing can be selected in wide scope, but in order that system
Polrvinyl chloride/polyisobutylene the waterstop for obtaining has more excellent block-water performance, it is preferable that in step 1) in, activation processing is extremely
Following condition is met less：Vacuum is -3～-5MPa, and temperature is 78-85 DEG C, and the time is 3-5h.
In the step 1 of the present invention) in, the particle diameter of boron mud can be selected in wide scope, but in order that obtained
Polrvinyl chloride/polyisobutylene waterstop has more excellent block-water performance, it is preferable that the particle diameter of boron mud is 0.4-0.6mm.
In the step 1 of the present invention) in, the consumption of each material can be selected in wide scope, but in order that is obtained
Polrvinyl chloride/polyisobutylene waterstop there is more excellent block-water performance, it is preferable that relative to the boron mud of 100 weight portions, three
The consumption of octyl methyl ammonium hydrogen sulfate is 11-17 weight portions, and the consumption of hydrochloric acid solution is 150-200 weight portions and hydrochloric acid solution
Concentration is 25-30 weight %.
In the step 2 of the present invention) in, the consumption of each material can be selected in wide scope, but in order that is obtained
Polrvinyl chloride/polyisobutylene waterstop have more excellent block-water performance, it is preferable that relative to the polychlorostyrene second of 100 weight portions
Alkene, the consumption of polyisobutylene is 40-55 weight portions, and the consumption of ethylene-vinyl alcohol copolymer is 56-67 weight portions, glycerol
Consumption is 34-46 weight portions, and the consumption of phthalic acid isodecyl ester is 33-40 weight portions, and the consumption of titanium oxide is 12-18 weight
Part, the consumption of Retinervus Luffae Fructuss is 14-18 weight portions, and the consumption of hargil is 9-16 weight portions, the consumption of aminopropyl triethoxysilane
For 40-47 weight portions, the consumption of bagasse is 35-38 weight portions, and the consumption of cumyl peroxide is 41-50 weight portions, ground
The consumption of wax is 9-13 weight portions, and the consumption of silicon carbide whisker is 0.2-0.8 weight portions, and the consumption of activated compositions is 10-13
Weight portion.
In the step 2 of the present invention) in, the weight average molecular weight of polrvinyl chloride, polyisobutylene and ethylene-vinyl alcohol copolymer can
To select in wide scope, but in order that obtained polrvinyl chloride/polyisobutylene waterstop has more excellent blocking water
Performance, it is preferable that the weight average molecular weight of polrvinyl chloride is 8000-10000, and the weight average molecular weight of polyisobutylene is 2000-3500,
The weight average molecular weight of ethylene-vinyl alcohol copolymer is 7000-9000.
In the step 2 of the present invention) in, melting condition can be selected in wide scope, but in order that obtained poly-
Vinyl chloride/polyisobutylene waterstop has more excellent block-water performance, it is preferable that melting at least meets following condition：Melting temperature
Spend for 215-220 DEG C, the melting time is 60-80mim.
In the step 2 of the present invention) in, the temperature of cooling can be selected in wide scope, but in order that obtained
Polrvinyl chloride/polyisobutylene waterstop has more excellent block-water performance, it is preferable that the temperature of cooling is 10-15 DEG C.
Present invention also offers a kind of preparation of the wrapped submarine communication composite cable of polrvinyl chloride/polyisobutylene waterstop
Method, including：
1) cross-linked polyolefin extrusion molding is formed into cross-linked polyolefin insulation sleeve in the outside of tinned conductor, then by polychlorostyrene
Ethylene/polyisobutylene waterstop forms polrvinyl chloride/polyisobutylene waterstop bag around the outside of cross-linked polyolefin insulation sleeve is wrapped in
Then tinned copper wire is knitted to the outside of polrvinyl chloride/polyisobutylene waterstop clad and forms tinned copper wire braiding by coating
Screen layer, then by cross-linked polyolefin extrusion molding in tinned copper wire woven shield it is outside form cross-linked polyolefin sheath with
Obtain the first wire 1；
2) crosslinked polyethylene extrusion molding is formed into crosslinked polyetylene insulated set in the outside of fiber glass core, then will plating
Stannum proof copper-wire braided forms tinned copper wire woven shield in the outside of crosslinked polyetylene insulated set, then by polrvinyl chloride/poly- different
Butylene waterstop forms polrvinyl chloride/polyisobutylene waterstop clad around the outside of tinned copper wire woven shield is wrapped in, most
Cross-linked polyolefin extrusion molding is formed into cross-linked polyolefin sheath in the outside of polrvinyl chloride/polyisobutylene waterstop clad afterwards
To obtain single-mode fiber 2；
3) polytetrafluoroethylextruded extruded is taken shape in into the outside of plating silver conductor and forms teflon insulation set, then will be silver-plated
Then cross-linked polyolefin is extruded into by the outside formation silver-gilt copper wire woven shield that proof copper-wire braided is covered in teflon insulation
Type forms cross-linked polyolefin sheath to obtain coaxial radio-frequency cable 3 in the outside of silver-gilt copper wire woven shield；
4) silicon gel layer is coated on into stannum copper wire conductor surface to form silicon gel layer, then cross-linked polyolefin is extruded into
Type outside silicon gel layer forms cross-linked polyolefin insulation sleeve to obtain the second wire 4；
5) the first wire 1, single-mode fiber 2, coaxial radio-frequency cable 3 and 4 stranding of the second wire are formed into core, then will
Polrvinyl chloride/polyisobutylene waterstop is coated on the surface of core and forms polrvinyl chloride/polyisobutylene waterstop clad 5, then
The surface that Silica hydrogel is coated on polrvinyl chloride/polyisobutylene waterstop clad 5 is formed into silicon gel layer, galvanized steel is then woven
Silk is knitted to the outside of silicon gel layer and forms zinc-coated wire braid shielded set 6, coats Silica hydrogel again, then by cross-linked polyolefin
Extrusion molding is wrapped to obtain polrvinyl chloride/polyisobutylene waterstop in the outside formation cross-linked polyolefin sheath 7 of Silica hydrogel
Submarine communication composite cable.
In this preparation method, in order to further improve obtained polrvinyl chloride/wrapped seabed of polyisobutylene waterstop
The resistance to water of communication synthesis cable, electric conductivity and anti-breakdown performance, it is preferable that in the first wire 1：Silica hydrogel is filled in
Between tinned conductor and cross-linked polyolefin insulation sleeve, cross-linked polyolefin insulation sleeve and polrvinyl chloride/polyisobutylene waterstop cladding
Between layer, between tinned copper wire woven shield and cross-linked polyolefin sheath.
In this preparation method, in order to further improve obtained polrvinyl chloride/wrapped seabed of polyisobutylene waterstop
The resistance to water of communication synthesis cable, electric conductivity and anti-breakdown performance, it is preferable that in single-mode fiber 2, will have Silica hydrogel to fill
Between remaining tinned copper wire woven shield and polrvinyl chloride/polyisobutylene waterstop clad.
By the following examples, comparative example, application examples and detection example are further described to the present invention.
Embodiment 1
1) under conditions of the negative pressure that vacuum is -4MPa, by boron mud (particle diameter is 0.5mm), tricaprylmethyl hydrogen sulfate
Ammonium and hydrochloric acid solution (concentration is 27 weight %) are according to 100：15：180 mixed being incorporated at 80 DEG C carry out activation processing 4h, then mistake
Leaching filter cake is with prepared activated compositions；
2) by polrvinyl chloride (weight average molecular weight is 9000), polyisobutylene (weight average molecular weight is 2500), ethylene-vinyl alcohol
Copolymer (weight average molecular weight is 8000), glycerol, phthalic acid isodecyl ester, titanium oxide, Retinervus Luffae Fructuss, hargil, aminopropyl three
Ethoxysilane, bagasse, cumyl peroxide, ceresine, silicon carbide whisker and activated compositions are according to 100：15：62：47：
38：17：16：12：45：37：48：12：0.6：12 weight is cooled to than mixing, in 218 DEG C of upper melting 70mim, at 13 DEG C
Type is with prepared polrvinyl chloride/polyisobutylene waterstop A1.
Embodiment 2
1) under conditions of the negative pressure that vacuum is -3MPa, by boron mud (particle diameter is 0.4mm), tricaprylmethyl hydrogen sulfate
Ammonium and hydrochloric acid solution (concentration is 25 weight %) are according to 100：11：150 mixed being incorporated at 78 DEG C carry out activation processing 3h, then mistake
Leaching filter cake is with prepared activated compositions；
2) by polrvinyl chloride (weight average molecular weight is 8000), polyisobutylene (weight average molecular weight is 2000), ethylene-vinyl alcohol
Copolymer (weight average molecular weight is 7000), glycerol, phthalic acid isodecyl ester, titanium oxide, Retinervus Luffae Fructuss, hargil, aminopropyl three
Ethoxysilane, bagasse, cumyl peroxide, ceresine, silicon carbide whisker and activated compositions are according to 100：11：56：34：
33：12：14：9：40：35：41：9：0.2：10 weight above melts 60mim than mixing, in 215 DEG C, the cooling shaping at 10 DEG C
So that polrvinyl chloride/polyisobutylene waterstop A2 is obtained.
Embodiment 3
1) under conditions of the negative pressure that vacuum is -5MPa, by boron mud (particle diameter is 0.6mm), tricaprylmethyl hydrogen sulfate
Ammonium and hydrochloric acid solution (concentration is 30 weight %) are according to 100：17：200 mixed being incorporated at 85 DEG C carry out activation processing 5h, then mistake
Leaching filter cake is with prepared activated compositions；
2) by polrvinyl chloride (weight average molecular weight is 10000), polyisobutylene (weight average molecular weight is 3500), ethylene-vinyl
Alcohol copolymer (weight average molecular weight is 9000), glycerol, phthalic acid isodecyl ester, titanium oxide, Retinervus Luffae Fructuss, hargil, aminopropyl
Triethoxysilane, bagasse, cumyl peroxide, ceresine, silicon carbide whisker and activated compositions are according to 100：17：67：
46：40：18：18：16：47：38：50：13：0.8：13 weight is cooled down than mixing, in 220 DEG C of upper melting 80mim, at 15 DEG C
Molding is with prepared polrvinyl chloride/polyisobutylene waterstop A3.
Comparative example 1
Method according to embodiment 1 carries out polrvinyl chloride/polyisobutylene waterstop B1, except for the difference that, step 1 is obtained) in
Unused boron mud.
Comparative example 2
Method according to embodiment 1 carries out polrvinyl chloride/polyisobutylene waterstop B2, except for the difference that, step 1 is obtained) in
Unused tricaprylmethyl ammonium hydrogen sulfate.
Comparative example 3
Method according to embodiment 1 carries out polrvinyl chloride/polyisobutylene waterstop B3, except for the difference that, step 1 is obtained) in
Unused hydrochloric acid solution.
Application examples 1
1) cross-linked polyolefin extrusion molding is formed into cross-linked polyolefin insulation sleeve in the outside of tinned conductor, then by polychlorostyrene
Ethylene/polyisobutylene waterstop forms polrvinyl chloride/polyisobutylene waterstop bag around the outside of cross-linked polyolefin insulation sleeve is wrapped in
Then tinned copper wire is knitted to the outside of polrvinyl chloride/polyisobutylene waterstop clad and forms tinned copper wire braiding by coating
Screen layer, then by cross-linked polyolefin extrusion molding in tinned copper wire woven shield it is outside form cross-linked polyolefin sheath with
Obtain the first wire 1；
2) crosslinked polyethylene extrusion molding is formed into crosslinked polyetylene insulated set in the outside of fiber glass core, then will plating
Stannum proof copper-wire braided forms tinned copper wire woven shield in the outside of crosslinked polyetylene insulated set, then by polrvinyl chloride/poly- different
Butylene waterstop forms polrvinyl chloride/polyisobutylene waterstop clad around the outside of tinned copper wire woven shield is wrapped in, most
Cross-linked polyolefin extrusion molding is formed into cross-linked polyolefin sheath in the outside of polrvinyl chloride/polyisobutylene waterstop clad afterwards
To obtain single-mode fiber 2；
3) polytetrafluoroethylextruded extruded is taken shape in into the outside of plating silver conductor and forms teflon insulation set, then will be silver-plated
Then cross-linked polyolefin is extruded into by the outside formation silver-gilt copper wire woven shield that proof copper-wire braided is covered in teflon insulation
Type forms cross-linked polyolefin sheath to obtain coaxial radio-frequency cable 3 in the outside of silver-gilt copper wire woven shield；
4) silicon gel layer is coated on into stannum copper wire conductor surface to form silicon gel layer, then cross-linked polyolefin is extruded into
Type outside silicon gel layer forms cross-linked polyolefin insulation sleeve to obtain the second wire 4；
5) the first wire 1, single-mode fiber 2, coaxial radio-frequency cable 3 and 4 stranding of the second wire are formed into core, then will
Polrvinyl chloride/polyisobutylene waterstop bag (respectively A1-A3, B1-B3) is overlying on the surface of core and forms polrvinyl chloride/poly- isobutyl
Alkene waterstop clad 5, then the surface formation silicon that Silica hydrogel is coated on polrvinyl chloride/polyisobutylene waterstop clad 5 is coagulated
Glue-line, then weaves the outside formation zinc-coated wire braid shielded set 6 that zinc-coated wire is knitted to silicon gel layer, coats silicon again and coagulate
Then cross-linked polyolefin extrusion molding is formed cross-linked polyolefin sheath 7 to obtain polrvinyl chloride/poly- by glue in the outside of Silica hydrogel
The wrapped submarine communication composite cable of isobutene. waterstop.
Detection example 1
The submarine communication composite cable that the polrvinyl chloride/polyisobutylene waterstop of present invention offer is wrapped is detected, is gathered
Wrapped submarine communication composite cable (A1-A3 the is wrapped) concrete outcome of vinyl chloride/polyisobutylene waterstop is as follows：
1) single-mode fiber 2：Transmission range is 550m, and transfer rate is 1Gb/S；The characteristic impedance of coaxial radio-frequency cable 3
For 50 ± 2.5 Ω.
2) Jing laterally, direction waterproof test can meet Industry code requirements.
3) rated voltage is 450V-750V.
4) undergo 50Hz disruptive tests, after 2.5 and 5min, find that A1-A3 polrvinyl chloride/polyisobutylene waterstop is wrapped
Submarine communication composite cable do not puncture；And B1-B3 wrapped polrvinyl chloride/wrapped submarine communication of polyisobutylene waterstop
Composite cable is just breakdown in 3min.
The preferred embodiment of the present invention described in detail above, but, the present invention is not limited in above-mentioned embodiment
Detail, the present invention range of the technology design in, various simple variants can be carried out to technical scheme, this
A little simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned specific embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The compound mode of energy is no longer separately illustrated.
Additionally, combination in any between a variety of embodiments of the present invention, can also be carried out, as long as which is without prejudice to this
The thought of invention, which should equally be considered as content disclosed in this invention.
Claims (9)
1. the wrapped submarine communication composite cable of a kind of polrvinyl chloride/polyisobutylene waterstop, it is characterised in that including core,
The core is arranged with polrvinyl chloride/polyisobutylene waterstop clad (5), zinc-coated wire braid shielded set from inside to outside successively
(6), cross-linked polyolefin sheath (7)；Silicon is filled between the core and polrvinyl chloride/polyisobutylene waterstop clad (5)
Gel, is filled with Silica hydrogel between the zinc-coated wire braid shielded set (6) and cross-linked polyolefin sheath (7)；The core bag
Include the first wire (1), single-mode fiber (2), coaxial radio-frequency cable (3) and the second wire (4)；
Wherein, first wire (1) including tinned conductor, the tinned conductor is disposed with cross-linked polyolefin from inside to outside
Insulation sleeve, polrvinyl chloride/polyisobutylene waterstop clad, tinned copper wire woven shield, cross-linked polyolefin sheath；The list
Including fiber glass core, the fiber glass core is disposed with crosslinked polyetylene insulated set, tin plating to mode fiber (2) from inside to outside
Proof copper-wire braided screen layer, polrvinyl chloride/polyisobutylene waterstop clad, cross-linked polyolefin sheath；The coaxial radio frequency cable
Line (3) includes plating silver conductor, and the plating silver conductor is disposed with teflon insulation set, silver-gilt copper wire braiding from inside to outside
Screen layer, cross-linked polyolefin sheath；Second wire (4) includes tinned copper wire conductor, and the tinned copper wire conductor is by introversion
It is disposed with outward silicon gel layer, cross-linked polyolefin insulation sleeve；
The polrvinyl chloride/polyisobutylene waterstop is to be prepared by the following method and obtain：1) under conditions of negative pressure, by boron
Activation processing is carried out in mud, tricaprylmethyl ammonium hydrogen sulfate and hydrochloric acid solution, then filters to take filter cake activated compositions are obtained；
2) by polrvinyl chloride, polyisobutylene, ethylene-vinyl alcohol copolymer, glycerol, phthalic acid isodecyl ester, titanium oxide, Fructus Luffae
Network, hargil, aminopropyl triethoxysilane, bagasse, cumyl peroxide, ceresine, silicon carbide whisker and the active set
Compound is carried out mixing, is melted, extrusion molding is being obtained the polrvinyl chloride/polyisobutylene waterstop.
2. the wrapped submarine communication composite cable of polrvinyl chloride according to claim 1/polyisobutylene waterstop, its feature
It is, in first wire (1)：Silica hydrogel is filled between the tinned conductor and cross-linked polyolefin insulation sleeve, it is described
Silica hydrogel, the tinned copper wire are filled between cross-linked polyolefin insulation sleeve and polrvinyl chloride/polyisobutylene waterstop clad
Silica hydrogel is filled between woven shield and cross-linked polyolefin sheath.
3. the wrapped submarine communication composite cable of polrvinyl chloride according to claim 1/polyisobutylene waterstop, its feature
Be, in single-mode fiber (2), the tinned copper wire woven shield and polrvinyl chloride/polyisobutylene waterstop clad it
Between be filled with Silica hydrogel.
4. the wrapped submarine communication composite cable of polrvinyl chloride according to claim 1/polyisobutylene waterstop, wherein,
In step 1) in, the activation processing at least meets following condition：Vacuum is -3～-5MPa, and temperature is 78-85 DEG C, the time
For 3-5h.
5. the wrapped submarine communication composite cable of polrvinyl chloride according to claim 1/polyisobutylene waterstop, wherein,
The particle diameter of the boron mud is 0.4-0.6mm.
6. the polrvinyl chloride according to any one in claim 1-5/wrapped submarine communication of polyisobutylene waterstop is comprehensive
Cable is closed, wherein, relative to the boron mud of 100 weight portions, the consumption of the tricaprylmethyl ammonium hydrogen sulfate is 11-17 weight
Part, the consumption of the hydrochloric acid solution is 25-30 weight % for the concentration of 150-200 weight portions and the hydrochloric acid solution.
7. the wrapped submarine communication composite cable of polrvinyl chloride according to claim 6/polyisobutylene waterstop, wherein,
Relative to the polrvinyl chloride of 100 weight portions, the consumption of the polyisobutylene is 40-55 weight portions, the ethylene-vinyl alcohol
The consumption of copolymer is 56-67 weight portions, and the consumption of the glycerol is 34-46 weight portions, the phthalic acid isodecyl ester
Consumption be 33-40 weight portions, the consumption of the titanium oxide is 12-18 weight portions, and the consumption of the Retinervus Luffae Fructuss is 14-18 weight
Part, the consumption of the hargil is 9-16 weight portions, and the consumption of the aminopropyl triethoxysilane is 40-47 weight portions, described
The consumption of bagasse is 35-38 weight portions, and the consumption of the cumyl peroxide is 41-50 weight portions, the use of the ceresine
Measure as 9-13 weight portions, the consumption of the silicon carbide whisker is 0.2-0.8 weight portions, and the consumption of the activated compositions is 10-
13 weight portions.
8. the wrapped submarine communication composite cable of polrvinyl chloride according to claim 7/polyisobutylene waterstop, wherein,
The weight average molecular weight of the polrvinyl chloride is 8000-10000, and the weight average molecular weight of the polyisobutylene is 2000-3500, described
The weight average molecular weight of ethylene-vinyl alcohol copolymer is 7000-9000.
9. the wrapped submarine communication composite cable of the polrvinyl chloride according to claim 7 or 8/polyisobutylene waterstop, its
In, the melting at least meets following condition：Melt temperature is 215-220 DEG C, and the melting time is 60-80mim.
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| CN201611205844.5A CN106531346A (en) | 2016-12-23 | 2016-12-23 | Submarine communication integral cable wrapped by polyvinyl chloride/polyisobutene water blocking tape |
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Application publication date: 20170322 |