CN108831615B - Water-blocking composite cable for offshore oil platform - Google Patents
Water-blocking composite cable for offshore oil platform Download PDFInfo
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- CN108831615B CN108831615B CN201810525372.4A CN201810525372A CN108831615B CN 108831615 B CN108831615 B CN 108831615B CN 201810525372 A CN201810525372 A CN 201810525372A CN 108831615 B CN108831615 B CN 108831615B
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- 239000002131 composite material Substances 0.000 title abstract description 6
- 229920003020 cross-linked polyethylene Polymers 0.000 claims abstract description 17
- 239000004703 cross-linked polyethylene Substances 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 4
- 239000010959 steel Substances 0.000 claims abstract description 4
- 239000004020 conductor Substances 0.000 claims description 34
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 26
- 239000003921 oil Substances 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000005543 nano-size silicon particle Substances 0.000 claims description 11
- 235000012239 silicon dioxide Nutrition 0.000 claims description 11
- 239000004760 aramid Substances 0.000 claims description 9
- 229920003235 aromatic polyamide Polymers 0.000 claims description 9
- 239000003054 catalyst Substances 0.000 claims description 9
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 claims description 7
- ZORQXIQZAOLNGE-UHFFFAOYSA-N 1,1-difluorocyclohexane Chemical compound FC1(F)CCCCC1 ZORQXIQZAOLNGE-UHFFFAOYSA-N 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 125000005442 diisocyanate group Chemical group 0.000 claims description 6
- 229920001903 high density polyethylene Polymers 0.000 claims description 6
- 239000004700 high-density polyethylene Substances 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 229940035049 sorbitan monooleate Drugs 0.000 claims description 6
- 235000011069 sorbitan monooleate Nutrition 0.000 claims description 6
- 239000001593 sorbitan monooleate Substances 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- RILZRCJGXSFXNE-UHFFFAOYSA-N 2-[4-(trifluoromethoxy)phenyl]ethanol Chemical compound OCCC1=CC=C(OC(F)(F)F)C=C1 RILZRCJGXSFXNE-UHFFFAOYSA-N 0.000 claims description 3
- 229920000181 Ethylene propylene rubber Polymers 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000008367 deionised water Substances 0.000 claims description 3
- 229910021641 deionized water Inorganic materials 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- JOXIMZWYDAKGHI-UHFFFAOYSA-N p-toluenesulfonic acid Substances CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 claims description 3
- 125000005489 p-toluenesulfonic acid group Chemical group 0.000 claims description 3
- 229920003225 polyurethane elastomer Polymers 0.000 claims description 3
- 239000002244 precipitate Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 238000000967 suction filtration Methods 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- 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 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1805—Protections not provided for in groups H01B7/182 - H01B7/26
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
-
- 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
- H01B7/0045—Cable-harnesses
-
- 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
- H01B7/28—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
-
- 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
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/05—Alcohols; Metal alcoholates
- C08K5/053—Polyhydroxylic alcohols
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/101—Esters; Ether-esters of monocarboxylic acids
- C08K5/103—Esters; Ether-esters of monocarboxylic acids with polyalcohols
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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)
- Organic Insulating Materials (AREA)
Abstract
The invention discloses a water-blocking composite cable for an offshore oil platform, wherein a cable core comprises a framework, the framework comprises two partially overlapped square frameworks, the framework of the overlapped part is a main framework, the framework of the non-overlapped part is an auxiliary framework, and the main framework and the auxiliary framework are of an integrated structure; the cable is characterized in that a power wire core is arranged in the main framework, a control wire core and a communication wire core are respectively arranged in each auxiliary framework, and the outer side of the cable core is sequentially coated with a crosslinked polyethylene inner sheath, a steel belt woven armor layer and a crosslinked polyethylene outer sheath from inside to outside. The cable is provided with the framework, the framework comprises two partially overlapped square frameworks, the framework of the overlapped part is a main framework, the framework of the non-overlapped part is an auxiliary framework, the main framework and the auxiliary framework respectively play a good role in protecting the power wire core, the control wire core and the communication wire core, and meanwhile, the compression resistance and the tensile resistance of the cable can be improved.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a water-blocking composite cable for an offshore oil platform.
Background
China has a long coastline and a wide sea area, the marine oil resources are rich, the exploitation project is increasing day by day, the number of the marine oil platforms is increasing continuously, and the matched cables for the marine oil platforms are also developed greatly. The cable for the offshore oil platform can provide a stable and reliable platform for communication between islands and continents, between islands, defense at home and abroad, signal transmission and the like. The flame-retardant shielding cable for the switch cabinet is indispensable for power supply, and the highest voltage class of the power cable is 30kV in the most common IEC60092-354 and NEK606 standards at present. With the increasing of installed power, it is a necessary trend to increase the supply voltage, and the 30kV flame-retardant shielding cable for the switch cabinet cannot meet the use requirements.
In the GB/T12706.3-2008 standard, the requirement of a rated voltage 35kV cable is stipulated, and the cable is suitable for a power distribution network or an industrial device which is laid fixedly and is not suitable for special environments of ships or oceans. The installation service environment of the cable for the offshore oil platform is very harsh, such as solar sunshine, sea wind, seawater salt, high and low temperature, the requirement on the bending radius of the cable is higher, the requirement on tensile water resistance is good, the cable also needs to meet the requirements on low smoke, zero halogen, slurry resistance and the like, and the cable in the prior art cannot meet the requirements well and needs to be improved.
Disclosure of Invention
The invention aims to make up the defects of the prior art and provides a water-blocking composite cable for an offshore oil platform.
The invention is realized by the following technical scheme:
the utility model provides an offshore oil platform is with compound cable that blocks water which characterized in that: the cable comprises a cable core, wherein the cable core comprises a framework, the framework comprises two partially overlapped square frameworks, the framework of the overlapped part is a main framework, the framework of the non-overlapped part is an auxiliary framework, and the main framework and the auxiliary framework are of an integrated structure; the power cable core is arranged in the main framework, a control cable core and a communication cable core are respectively arranged in each auxiliary framework, the control cable core comprises two conductors I, each conductor I is respectively coated with a silicon rubber insulating layer and twisted in pair, a water-blocking aramid yarn wrapping layer I is coated outside the twisted conductors I, the communication cable core comprises a conductor II, the conductors are twisted with two round polyurethane elastomers after being coated with ethylene propylene rubber insulating layers, the twisted conductors are coated with a water-blocking aramid yarn wrapping layer II, the power cable core comprises a conductor III, the conductor III is sequentially coated with a water-blocking aramid yarn wrapping layer III and a copper wire woven independent shielding layer from inside to outside; the outer side of the cable core is sequentially coated with a crosslinked polyethylene inner sheath, a steel strip woven armor layer and a crosslinked polyethylene outer sheath from inside to outside.
A marine oil platform with compound cable that blocks water, its characterized in that: the first conductor, the second conductor and the third conductor adopt copper conductors.
A marine oil platform with compound cable that blocks water, its characterized in that: the cross-sectional shapes of the power wire core and the control wire core are circular.
A marine oil platform with compound cable that blocks water, its characterized in that: the cross-sectional shape of the communication wire core is oval.
The cross-linked polyethylene is prepared from the following raw materials in parts by weight:
200 parts of high-density polyethylene 170-containing material, 3-4 parts of pentaerythritol, 10-16 parts of nano silicon dioxide, 0.7-1 part of sorbitan monooleate, 2-5 parts of fluoroboric acid, 0.01-0.02 part of catalyst and 2-3 parts of diisocyanate.
The catalyst is p-toluenesulfonic acid.
The preparation method of the crosslinked polyethylene comprises the following steps:
(1) mixing nano silicon dioxide and fluoboric acid, stirring for 10-20 minutes at the temperature of 60-70 ℃, adding the mixture into deionized water 13-20 times the weight of the mixture, stirring uniformly, adding pentaerythritol and a catalyst, raising the temperature to 90-95 ℃, stirring for 1-2 hours at the temperature of heat preservation, performing suction filtration, washing the precipitate with water, and drying at normal temperature to obtain active nano silicon dioxide;
(2) mixing high-density polyethylene, sorbitan monooleate, active nano-silica and diisocyanate, uniformly stirring, feeding into an extruder, performing melt extrusion, and cooling to obtain the crosslinked polyethylene.
The invention has the advantages that:
the cable is provided with the framework, the framework comprises two square frameworks which are partially overlapped, the framework of the overlapped part is a main framework, the framework of the non-overlapped part is an auxiliary framework, the main framework and the auxiliary framework respectively play a good role in protecting a power wire core, a control wire core and a communication wire core, and the compression resistance and the tension resistance of the cable can be improved;
according to the invention, the nano silicon dioxide is treated by the fluoboric acid and then is blended and esterified with the pentaerythritol, so that the surface activity of the nano silicon dioxide is fully improved, the dispersion compatibility of the nano silicon dioxide in a polymer matrix is improved, the mechanical stability of a finished product material is improved, and meanwhile, the introduced fluoboric ions can effectively improve the hydrophobic property of the surface of the sheath material and improve the impermeability.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
As shown in fig. 1, the water-blocking composite cable for the offshore oil platform comprises a cable core, wherein the cable core comprises a framework, the framework comprises two partially overlapped square frameworks, the overlapped part of the framework is a main framework 1, the non-overlapped part of the framework is an auxiliary framework 2, and the main framework 1 and the auxiliary framework 2 are of an integrated structure; the power cable comprises a main framework 1, a power cable core is arranged in each auxiliary framework 2, each control cable core and a communication cable core are arranged in each auxiliary framework 2 respectively, each control cable core comprises two conductors 3, each conductor 3 is coated with a silicone rubber insulating layer 4 and is twisted in pair, a waterproof aramid yarn wrapping layer 5 is coated outside each twisted pair of two conductors 3, each communication cable core comprises a conductor 6, each conductor 6 is coated with an ethylene propylene rubber insulating layer 7 and then is twisted with two round polyurethane elastomers 8, a waterproof aramid yarn wrapping layer 9 is coated outside each twisted conductor 6, each power cable core comprises a conductor 10, each conductor 10 is sequentially coated with a waterproof aramid yarn wrapping layer 11 and a copper wire braided independent shielding layer 12 from inside to outside; the outer side of the cable core is coated with a crosslinked polyethylene inner sheath 13, a steel strip woven armor layer 14 and a crosslinked polyethylene outer sheath 15 from inside to outside in sequence.
The conductors 3, 6, 10 are copper conductors.
The cross-sectional shapes of the power wire core and the control wire core are circular.
The cross-sectional shape of the communication wire core is oval.
The cross-linked polyethylene is prepared from the following raw materials in parts by weight:
high-density polyethylene 170, pentaerythritol 3, nano-silica 10, sorbitan monooleate 0.7, fluoroboric acid 2, catalyst 0.01 and diisocyanate 2.
The catalyst is p-toluenesulfonic acid.
The preparation method of the crosslinked polyethylene comprises the following steps:
(1) mixing nano silicon dioxide and fluoboric acid, keeping the temperature at 60 ℃ and stirring for 10 minutes, adding the mixture into deionized water 13 times the weight of the mixture, stirring uniformly, adding pentaerythritol and a catalyst, raising the temperature to 90 ℃, keeping the temperature and stirring for 1 hour, performing suction filtration, washing precipitates with water, and drying at normal temperature to obtain active nano silicon dioxide;
(2) mixing high-density polyethylene, sorbitan monooleate, active nano-silica and diisocyanate, uniformly stirring, feeding into an extruder, performing melt extrusion, and cooling to obtain the crosslinked polyethylene.
Claims (1)
1. The utility model provides an offshore oil platform is with compound cable that blocks water which characterized in that: the cable comprises a cable core, wherein the cable core comprises a framework, the framework comprises two partially overlapped square frameworks, the framework of the overlapped part is a main framework, the framework of the non-overlapped part is an auxiliary framework, and the main framework and the auxiliary framework are of an integrated structure; the power cable core is arranged in the main framework, a control cable core and a communication cable core are respectively arranged in each auxiliary framework, the control cable core comprises two conductors I, each conductor I is respectively coated with a silicon rubber insulating layer and twisted in pair, a water-blocking aramid yarn wrapping layer I is coated outside the twisted conductors I, the communication cable core comprises a conductor II, the conductors are twisted with two round polyurethane elastomers after being coated with ethylene propylene rubber insulating layers, the twisted conductors are coated with a water-blocking aramid yarn wrapping layer II, the power cable core comprises a conductor III, the conductor III is sequentially coated with a water-blocking aramid yarn wrapping layer III and a copper wire woven independent shielding layer from inside to outside; the outer side of the cable core is sequentially coated with a crosslinked polyethylene inner sheath, a steel strip woven armor layer and a crosslinked polyethylene outer sheath from inside to outside;
the first conductor, the second conductor and the third conductor adopt copper conductors;
the cross sections of the power wire core and the control wire core are circular;
the cross section of the communication wire core is elliptical;
the cross-linked polyethylene is prepared from the following raw materials in parts by weight:
200 parts of high-density polyethylene 170-containing material, 3-4 parts of pentaerythritol, 10-16 parts of nano silicon dioxide, 0.7-1 part of sorbitan monooleate, 2-5 parts of fluoroboric acid, 0.01-0.02 part of catalyst and 2-3 parts of diisocyanate;
the catalyst is p-toluenesulfonic acid;
the preparation method of the crosslinked polyethylene comprises the following steps:
(1) mixing nano silicon dioxide and fluoboric acid, stirring for 10-20 minutes at the temperature of 60-70 ℃, adding the mixture into deionized water 13-20 times the weight of the mixture, stirring uniformly, adding pentaerythritol and a catalyst, raising the temperature to 90-95 ℃, stirring for 1-2 hours at the temperature of heat preservation, performing suction filtration, washing the precipitate with water, and drying at normal temperature to obtain active nano silicon dioxide;
(2) mixing high-density polyethylene, sorbitan monooleate, active nano-silica and diisocyanate, uniformly stirring, feeding into an extruder, performing melt extrusion, and cooling to obtain the crosslinked polyethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810525372.4A CN108831615B (en) | 2018-05-28 | 2018-05-28 | Water-blocking composite cable for offshore oil platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810525372.4A CN108831615B (en) | 2018-05-28 | 2018-05-28 | Water-blocking composite cable for offshore oil platform |
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| Publication Number | Publication Date |
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| CN108831615A CN108831615A (en) | 2018-11-16 |
| CN108831615B true CN108831615B (en) | 2020-02-18 |
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| CN201810525372.4A Active CN108831615B (en) | 2018-05-28 | 2018-05-28 | Water-blocking composite cable for offshore oil platform |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3589320B2 (en) * | 1995-06-22 | 2004-11-17 | 古河電気工業株式会社 | Elevator cable |
| CN101894603A (en) * | 2010-06-28 | 2010-11-24 | 湘潭市特种线缆有限公司 | Deepwater carrying cable |
| CN204834111U (en) * | 2015-07-17 | 2015-12-02 | 安徽电信器材贸易工业有限责任公司 | Tensile is able to bear or endure crooked communication cable |
| CN206194405U (en) * | 2016-11-30 | 2017-05-24 | 天长市徽宁电器仪表厂 | High temperature resistant anti -interference computer cable |
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Denomination of invention: Water blocking composite cable for offshore oil platform Effective date of registration: 20230517 Granted publication date: 20200218 Pledgee: Tianchang vibration financing Company limited by guarantee Pledgor: ANHUI HUI NING ELECTRICAL INSTRUMENT GROUP Co.,Ltd. Registration number: Y2023980040888 |
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