CN117831844A - Oxygen-isolation layer high-flame-retardance control cable - Google Patents
Oxygen-isolation layer high-flame-retardance control cable Download PDFInfo
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- CN117831844A CN117831844A CN202311747440.9A CN202311747440A CN117831844A CN 117831844 A CN117831844 A CN 117831844A CN 202311747440 A CN202311747440 A CN 202311747440A CN 117831844 A CN117831844 A CN 117831844A
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- 238000002955 isolation Methods 0.000 title abstract description 4
- 241000256602 Isoptera Species 0.000 claims abstract description 39
- 239000003063 flame retardant Substances 0.000 claims abstract description 35
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 33
- 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 claims abstract description 31
- 238000005260 corrosion Methods 0.000 claims abstract description 24
- 239000002131 composite material Substances 0.000 claims abstract description 21
- 238000011049 filling Methods 0.000 claims abstract description 10
- 238000003756 stirring Methods 0.000 claims description 63
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 30
- 238000006243 chemical reaction Methods 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 239000004114 Ammonium polyphosphate Substances 0.000 claims description 16
- 235000019826 ammonium polyphosphate Nutrition 0.000 claims description 16
- 229920001276 ammonium polyphosphate Polymers 0.000 claims description 16
- 229910021538 borax Inorganic materials 0.000 claims description 16
- 239000008367 deionised water Substances 0.000 claims description 16
- 229910021641 deionized water Inorganic materials 0.000 claims description 16
- 235000010339 sodium tetraborate Nutrition 0.000 claims description 16
- 239000004328 sodium tetraborate Substances 0.000 claims description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 13
- 238000002360 preparation method Methods 0.000 claims description 10
- RGYJAUFQHNHJMU-UHFFFAOYSA-K aluminum;azanium;hydroxide;phosphate Chemical compound [NH4+].[OH-].[Al+3].[O-]P([O-])([O-])=O RGYJAUFQHNHJMU-UHFFFAOYSA-K 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 230000004888 barrier function Effects 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 239000011256 inorganic filler Substances 0.000 claims description 3
- 229910003475 inorganic filler Inorganic materials 0.000 claims description 3
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical group O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 3
- 239000000565 sealant Substances 0.000 claims description 3
- 239000003128 rodenticide Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 241000283984 Rodentia Species 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 1
- 241000700159 Rattus Species 0.000 description 38
- 238000009413 insulation Methods 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- QZDGYLJJPLSDHU-UHFFFAOYSA-J aluminum;magnesium;hydroxide;phosphate Chemical compound [OH-].[Mg+2].[Al+3].[O-]P([O-])([O-])=O QZDGYLJJPLSDHU-UHFFFAOYSA-J 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 239000003973 paint Substances 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000010292 electrical insulation Methods 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 238000011056 performance test Methods 0.000 description 3
- 229920000915 polyvinyl chloride Polymers 0.000 description 3
- 239000004800 polyvinyl chloride Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 241000257303 Hymenoptera Species 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000005536 corrosion prevention Methods 0.000 description 2
- 239000011491 glass wool Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- LFGREXWGYUGZLY-UHFFFAOYSA-N phosphoryl Chemical compound [P]=O LFGREXWGYUGZLY-UHFFFAOYSA-N 0.000 description 2
- 239000004014 plasticizer Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 231100000956 nontoxicity Toxicity 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001846 repelling effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
Abstract
The utility model discloses a high-flame-retardance control cable with an oxygen-isolation layer, which relates to the technical field of cables and comprises a plurality of wire cores, wherein shielding layers are wrapped outside each wire core, all the wire cores wrap the outside of a composite sheath, the composite sheath comprises an insulating layer, a heat insulating layer, a flame-retardance layer and an anti-corrosion layer, the insulating layer is positioned on the inner side of the composite sheath, the anti-corrosion layer is positioned on the outer side of the sheath, the heat insulating layer and the flame-retardance layer are positioned between the insulating layer and the anti-corrosion layer, the heat insulating layer is arranged on one side close to the insulating layer, and the flame-retardance layer is arranged on one side close to the anti-corrosion layer; a filling cavity is arranged between the shielding layer and the inner wall of the composite sheath, a cavity is formed in the flame-retardant layer, and a rat and termite preventing agent is filled in the cavity; through set up the cavity in fire-retardant layer to pack the protection against rodents ant agent in the cavity, make the compound sheath not only have fire-retardant, thermal-insulated, anticorrosive and insulating effect, can also prevent that the rodents ant from continuously causing the damage to the cable surface.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a high-flame-retardance control cable with an oxygen barrier layer.
Background
Control cables generally refer to cables for connecting control devices and controlled devices. These cables are commonly used to transmit control signals and power supplies; the control cable typically comprises a multi-core cable having a plurality of insulated conductors, each conductor for transmitting a different signal or power source.
The utility model discloses a flame-retardant fire-resistant control cable in the prior art, such as a Chinese patent with publication number of CN220065236U, which comprises a cable sheath, the inner wall fixedly connected with flame retardant layer of cable sheath, the inner wall fixedly connected with enhancement layer of flame retardant layer, the inner wall fixedly connected with high temperature resistant layer of enhancement layer, the inner wall fixedly connected with wear-resistant inlayer of high temperature resistant layer, the inside of wear-resistant inlayer is equipped with the filling layer, the inside of filling layer is equipped with the parcel layer, the inside of parcel layer is equipped with the cable core, the cable sheath adopts wear-resistant chromeplate rubber crust, the material of wear-resistant inlayer is carborundum wearing layer.
However, the above cable has the following disadvantages in use: when the cable is erected in a tunnel or a cable trench, the cable is easily bitten by rats and ants, and the biting of the rats and the ants can cause water inflow of the cable, so that a series of problems are caused; therefore, the utility model provides the oxygen-barrier high-flame-retardance control cable.
Disclosure of Invention
The technical problems solved by the utility model are as follows: the existing control cable is poor in rat and termite resistance, when the cable is erected in a tunnel or a cable trench, the cable is easy to bite by rats and termites, and the rats and termites bite to cause water inflow of the cable, so that a series of problems are caused.
The utility model can be realized by the following technical scheme: the high-flame-retardant control cable comprises a plurality of wire cores, wherein shielding layers are wrapped outside each wire core, all the wire cores wrap the outside of a composite sheath, the composite sheath comprises an insulating layer, a heat insulating layer, a flame-retardant layer and an anti-corrosion layer, the insulating layer is positioned on the inner side of the composite sheath, the anti-corrosion layer is positioned on the outer side of the sheath, the heat insulating layer and the flame-retardant layer are positioned between the insulating layer and the anti-corrosion layer, the heat insulating layer is arranged on one side close to the insulating layer, and the flame-retardant layer is arranged on one side close to the anti-corrosion layer; a filling cavity is arranged between the shielding layer and the inner wall of the composite sheath, and water-resistant flame-retardant inorganic filler is filled in the filling cavity; the flame-retardant layer is internally provided with a cavity, and the cavity is filled with a rat and termite preventing agent.
The utility model further technically improves that: the rat and termite preventing agent comprises the following components:
the utility model further technically improves that: the preparation method of the rat and termite preventing agent comprises the following steps:
adding borax, ammonium polyphosphate and deionized water into a container A, and stirring at room temperature for reaction for 1h to obtain a first intermediate; adding aluminum hydroxide ammonium phosphate and dimethyl sulfoxide into a container B, and stirring at room temperature for reacting for 1h to obtain a second intermediate;
step two, adding the first intermediate and the second intermediate into a C container, adding a compatilizer, and stirring at room temperature for reacting for 1h to obtain a third intermediate;
and thirdly, adding the silicon dioxide powder into a third intermediate, and stirring and reacting for 2 hours at 35 ℃ to obtain the rat and termite preventing agent.
The utility model further technically improves that: in the first step, the second step and the third step, the stirring speed is 100r/min.
The utility model further technically improves that: the compatilizer is maleic anhydride grafting.
The utility model further technically improves that: and a self-repairing sealant is arranged on one side of the inner wall of the cavity, which is close to the anti-corrosion layer.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the cavity is formed in the flame retardant layer, and the cavity is filled with the rat and termite preventing agent, so that the composite sheath has the functions of flame retardance, heat insulation, corrosion prevention and insulation, and can prevent the rat and termite from continuously damaging the cable surface by matching with the functions of the insulating layer, the heat insulation layer, the flame retardant layer and the corrosion prevention layer.
2. In the utility model, borax is added into the rat and termite preventing agent, and can be used for killing insects, and the borax is not inflammable and is not easy to burn at high temperature, so that the borax can be used as a flame retardant; by adding ammonium polyphosphate into the rat and termite preventing agent, the ammonium polyphosphate has good flame retardant property and chemical stability, and can release ammonia and phosphorus monoxide when being burnt, so that the ammonium polyphosphate has a repelling effect on rats and termites.
Drawings
The present utility model is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
FIG. 1 is a schematic cross-sectional view of a cable according to the present utility model;
fig. 2 is a schematic cross-sectional structure of a flame retardant layer according to the present utility model.
In the figure: 1. a wire core; 2. an insulating layer; 3. a thermal insulation layer; 4. a flame retardant layer; 5. an anti-corrosion layer; 6. filling the cavity; 7. a cavity.
Detailed Description
In order to further describe the technical means and effects adopted by the utility model for achieving the preset aim, the following detailed description is given below of the specific implementation, structure, characteristics and effects according to the utility model with reference to the attached drawings and the preferred embodiment.
Referring to fig. 1-2, an oxygen barrier high flame retardant control cable comprises a plurality of wire cores 1, wherein a shielding layer is wrapped outside each wire core 1, the shielding layer is made of tin-plated copper wires by braiding, and the tin-plated copper is mainly composed of a copper base material, a tin coating and an oxide, has excellent conductivity and mechanical strength, and is widely applied to the field of electromagnetic wave shielding; the tin-plated copper realizes shielding mainly by absorbing and reflecting electromagnetic waves, the shielding efficiency is also influenced by the placement environment and the shape, and the tin-plated copper has excellent shielding effect especially in high-frequency occasions; meanwhile, due to the existence of the tin coating, the tinned copper has better resistance to strong acid and alkali environments such as oxidation, corrosion and the like;
all the wire cores 1 are wrapped outside a composite sheath, the composite sheath is used for protecting the wire cores 1, the composite sheath comprises an insulating layer 2, a heat insulating layer 3, a flame retardant layer 4 and an anti-corrosion layer 5, the insulating layer 2 is positioned at the inner side of the composite sheath, the anti-corrosion layer 5 is positioned at the outer side of the sheath, the heat insulating layer 3 and the flame retardant layer 4 are positioned between the insulating layer 2 and the anti-corrosion layer 5, the heat insulating layer 3 is arranged at one side close to the insulating layer 2, and the flame retardant layer 4 is arranged at one side close to the anti-corrosion layer 5; a filling cavity 6 is arranged between the shielding layer and the inner wall of the composite sheath, and a water-resistant flame-releasing inorganic filler is filled in the filling cavity 6; a cavity 7 is formed in the flame-retardant layer 4, and a rat and termite preventing agent is filled in the cavity 7; the cavity 7 is arranged in the flame-retardant layer 4, and the cavity 7 is filled with the rat and termite preventing agent, so that the composite sheath has the functions of flame retardance, heat insulation, corrosion resistance and insulation, and can prevent the rat and termite from continuously damaging the surface of the cable;
wherein the material of the insulating layer 2 is soft polyvinyl chloride, the soft polyvinyl chloride contains more plasticizer, the softness, the elongation at break and the cold resistance of the soft polyvinyl chloride are improved, the texture is soft, and the air tightness and the water impermeability are good. Although the electrical insulation is reduced due to the addition of the plasticizer, very high electrical insulation is maintained;
the heat insulation layer 3 is made of glass wool, which is a fiber product prepared by taking glass fiber as a raw material, adding a proper amount of resin glue, and then melting at high temperature; the glass wool has the characteristics of fire resistance, heat insulation, sound absorption, chemical stability, no toxicity, excellent softness and the like;
the flame-retardant layer 4 is prepared by carrying out melt blending, extrusion granulation and complete processing on polyolefin and expandable graphite loaded layered double hydroxide; specifically comprises the steps of expanding graphite, fe (NO) 3 ) 3 ·9H 2 O and Mg (NO) 3 )·6H 2 Mixing O with deionized water, adjusting pH to 10, reacting at 2000 deg.C for 15 hr, and coolingCentrifuging and drying to obtain the expandable graphite supported layered double hydroxide;
the anticorrosive layer 5 is mainly made of rubber material, and is coated with anticorrosive paint, also called anticorrosive paint, which is a coating material and is characterized by water resistance, corrosion resistance, fire resistance and electrical insulation. The common anti-corrosion paint is acrylic anti-corrosion paint, epoxy anti-corrosion paint and the like.
When a rat bites the surface of the composite sheath, the rat and termite preventing agent in the cavity 7 flows out, and in order to solve the problem, a self-repairing sealant is arranged on one side, close to the anticorrosive layer 5, of the inner wall of the cavity 7; when the spike is inserted into the cavity 7 and pulled out again, the hole at the damaged position is repaired under the action of the self-repairing composite adhesive, so that the rat and termite preventing agent is prevented from flowing out from the damaged position;
in the application, the rat and termite preventing agent comprises the following components:
the preparation method of the rat and termite preventing agent comprises the following steps:
adding borax, ammonium polyphosphate and deionized water into a container A, and stirring at room temperature for reaction for 1h to obtain a first intermediate; adding aluminum hydroxide ammonium phosphate and dimethyl sulfoxide into a container B, and stirring at room temperature for reacting for 1h to obtain a second intermediate;
step two, adding the first intermediate and the second intermediate into a C container, adding a compatilizer, and stirring at room temperature for reacting for 1h to obtain a third intermediate;
and thirdly, adding the silicon dioxide powder into a third intermediate, and stirring and reacting for 2 hours at 35 ℃ to obtain the rat and termite preventing agent.
The utility model further technically improves that: in the first step, the second step and the third step, the stirring speed is 100r/min.
The compatilizer is maleic anhydride grafting.
Selecting a rat and termite preventing agent with corresponding components, preparing the rat and termite preventing agent by the preparation method, and then performing corresponding tests;
example 1
The components of the rat and termite preventing agent are as follows: 20 parts of deionized water; 15 parts of borax; 5 parts of silicon dioxide powder; 10 parts of ammonium polyphosphate; 10 parts of aluminum hydroxide magnesium phosphate; 10 parts of dimethyl sulfoxide; 10 parts of compatilizer; the preparation method comprises the following steps:
adding borax, ammonium polyphosphate and deionized water into a container A, stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, and obtaining a first intermediate; adding aluminum hydroxide ammonium phosphate and dimethyl sulfoxide into a container B, stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, and obtaining a second intermediate;
step two, adding the first intermediate and the second intermediate into a C container, adding a compatilizer, and stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, so as to obtain a third intermediate;
and thirdly, adding the silicon dioxide powder into a third intermediate, and stirring and reacting for 2 hours at 35 ℃ at the stirring speed of 100r/min to obtain the rat and termite preventing agent.
Example two
The components of the rat and termite preventing agent are as follows: 25 parts of deionized water; 17 parts of borax; 8 parts of silicon dioxide powder; 15 parts of ammonium polyphosphate; 15 parts of aluminum hydroxide magnesium phosphate; 15 parts of dimethyl sulfoxide; 15 parts of a compatilizer; the preparation method comprises the following steps:
adding borax, ammonium polyphosphate and deionized water into a container A, stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, and obtaining a first intermediate; adding aluminum hydroxide ammonium phosphate and dimethyl sulfoxide into a container B, stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, and obtaining a second intermediate;
step two, adding the first intermediate and the second intermediate into a C container, adding a compatilizer, and stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, so as to obtain a third intermediate;
and thirdly, adding the silicon dioxide powder into a third intermediate, and stirring and reacting for 2 hours at 35 ℃ at the stirring speed of 100r/min to obtain the rat and termite preventing agent.
Example III
The components of the rat and termite preventing agent are as follows: 30 parts of deionized water; 20 parts of borax; 10 parts of silicon dioxide powder; 20 parts of ammonium polyphosphate; 20 parts of aluminum hydroxide magnesium phosphate; 20 parts of dimethyl sulfoxide; 20 parts of a compatilizer; the preparation method comprises the following steps:
adding borax, ammonium polyphosphate and deionized water into a container A, stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, and obtaining a first intermediate; adding aluminum hydroxide ammonium phosphate and dimethyl sulfoxide into a container B, stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, and obtaining a second intermediate;
step two, adding the first intermediate and the second intermediate into a C container, adding a compatilizer, and stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, so as to obtain a third intermediate;
and thirdly, adding the silicon dioxide powder into a third intermediate, and stirring and reacting for 2 hours at 35 ℃ at the stirring speed of 100r/min to obtain the rat and termite preventing agent.
Comparative example one
The components of the rat and termite preventing agent are as follows: 20 parts of deionized water; 5 parts of silicon dioxide powder; 10 parts of ammonium polyphosphate; 10 parts of aluminum hydroxide magnesium phosphate; 10 parts of dimethyl sulfoxide; 10 parts of compatilizer; the preparation method comprises the following steps:
adding ammonium polyphosphate and deionized water into a container A, stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, and obtaining a first intermediate; adding aluminum hydroxide ammonium phosphate and dimethyl sulfoxide into a container B, stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, and obtaining a second intermediate;
step two, adding the first intermediate and the second intermediate into a C container, adding a compatilizer, and stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, so as to obtain a third intermediate;
and thirdly, adding the silicon dioxide powder into a third intermediate, and stirring and reacting for 2 hours at 35 ℃ at the stirring speed of 100r/min to obtain the rat and termite preventing agent.
Comparative example two
The components of the rat and termite preventing agent are as follows: 25 parts of deionized water; 17 parts of borax; 8 parts of silicon dioxide powder; 15 parts of aluminum hydroxide magnesium phosphate; 15 parts of dimethyl sulfoxide; 15 parts of a compatilizer; the preparation method comprises the following steps:
adding borax and deionized water into a container A, stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, and obtaining a first intermediate; adding aluminum hydroxide ammonium phosphate and dimethyl sulfoxide into a container B, stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, and obtaining a second intermediate;
step two, adding the first intermediate and the second intermediate into a C container, adding a compatilizer, and stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, so as to obtain a third intermediate;
and thirdly, adding the silicon dioxide powder into a third intermediate, and stirring and reacting for 2 hours at 35 ℃ at the stirring speed of 100r/min to obtain the rat and termite preventing agent.
Comparative example three
The components of the rat and termite preventing agent are as follows: 30 parts of deionized water; 20 parts of borax; 20 parts of ammonium polyphosphate; 20 parts of aluminum hydroxide magnesium phosphate; 20 parts of dimethyl sulfoxide; 20 parts of a compatilizer; the preparation method comprises the following steps:
adding borax, ammonium polyphosphate and deionized water into a container A, stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, and obtaining a first intermediate; adding aluminum hydroxide ammonium phosphate and dimethyl sulfoxide into a container B, stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, and obtaining a second intermediate;
step two, adding the first intermediate and the second intermediate into a C container, adding a compatilizer, and stirring at room temperature for reaction for 1h, wherein the stirring speed is 100r/min, so as to obtain a third intermediate;
and thirdly, placing the third intermediate in a condition of 35 ℃ for stirring reaction for 2 hours, wherein the stirring speed is 100r/min, and the rat and termite preventing agent is obtained.
According to GB2951.38-86, performing an ant-proof performance test, and according to the standard GB/T34016-2017, performing a mouse-proof performance test; flame retardant performance tests were carried out according to test standard GB/T8626, and the test results are shown in Table 1:
TABLE 1
From the above, the oxygen-isolation layer high-flame-retardance control cable has a good flame-retardance effect and an excellent rat and termite prevention effect.
The present utility model is not limited to the above embodiments, but is capable of modification and variation in all aspects, including those of ordinary skill in the art, without departing from the spirit and scope of the present utility model.
Claims (6)
1. The utility model provides a high fire-retardant control cable in oxygen barrier layer which characterized in that: the cable comprises a plurality of cable cores (1), wherein shielding layers are wrapped outside each cable core (1), all the cable cores (1) wrap the outside of a composite sheath, the composite sheath comprises an insulating layer (2), a heat insulating layer (3), a flame retardant layer (4) and an anti-corrosion layer (5), the insulating layer (2) is positioned on the inner side of the composite sheath, the anti-corrosion layer (5) is positioned on the outer side of the sheath, the heat insulating layer (3) and the flame retardant layer (4) are positioned between the insulating layer (2) and the anti-corrosion layer (5), the heat insulating layer (3) is arranged on one side close to the insulating layer (2), and the flame retardant layer (4) is arranged on one side close to the anti-corrosion layer (5); a filling cavity (6) is arranged between the shielding layer and the inner wall of the composite sheath, and the filling cavity (6) is filled with water-fire-resistant inorganic filler; a cavity (7) is formed in the flame-retardant layer (4), and a rat and termite preventing agent is filled in the cavity (7).
2. The oxygen barrier high flame retardant control cable of claim 1, wherein the rodenticide comprises the following components:
3. the oxygen barrier high flame retardant control cable according to claim 2, wherein the preparation method of the rat and termite preventing agent comprises the following steps:
adding borax, ammonium polyphosphate and deionized water into a container A, and stirring at room temperature for reaction for 1h to obtain a first intermediate; adding aluminum hydroxide ammonium phosphate and dimethyl sulfoxide into a container B, and stirring at room temperature for reacting for 1h to obtain a second intermediate;
step two, adding the first intermediate and the second intermediate into a C container, adding a compatilizer, and stirring at room temperature for reacting for 1h to obtain a third intermediate;
and thirdly, adding the silicon dioxide powder into a third intermediate, and stirring and reacting for 2 hours at 35 ℃ to obtain the rat and termite preventing agent.
4. The oxygen barrier high flame retardant control cable of claim 3, wherein in step one, step two and step three, the stirring speed is 100r/min.
5. An oxygen barrier high flame retardant control cable according to claim 2, wherein the compatibilizer is maleic anhydride grafted.
6. The oxygen barrier high-flame-retardance control cable according to claim 1, wherein self-repairing sealant is arranged on one side, close to the anticorrosive layer (5), of the inner wall of the cavity (7).
Priority Applications (1)
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CN202311747440.9A CN117831844A (en) | 2023-12-18 | 2023-12-18 | Oxygen-isolation layer high-flame-retardance control cable |
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CN202311747440.9A CN117831844A (en) | 2023-12-18 | 2023-12-18 | Oxygen-isolation layer high-flame-retardance control cable |
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CN202311747440.9A Pending CN117831844A (en) | 2023-12-18 | 2023-12-18 | Oxygen-isolation layer high-flame-retardance control cable |
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CN (1) | CN117831844A (en) |
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2023
- 2023-12-18 CN CN202311747440.9A patent/CN117831844A/en active Pending
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