A kind of flame-resistant high-temperature-resistant cable
Technical field
The present invention relates to field of cable technology, particularly relate to a kind of flame-resistant high-temperature-resistant cable.
Background technology
In some industry, such as Aeronautics and Astronautics, building, automobile and other industries, particularly smelting industry, its
Working environment is very severe, shows as high temperature, there is multi mineral oil corrosion medium etc. on ground, building site, this ten
The cable used in rugged environment is divided to be accomplished by heat-resisting quantity and the anti-flammability with excellence, but existing
Its heat-resisting quantity of cable and anti-flammability are less desirable, during using, there is potential safety hazard, often
Need modification.
Summary of the invention
The technical problem existed based on background technology, the present invention proposes a kind of flame-resistant high-temperature-resistant cable, and it is strong
Degree height, heat-resisting quantity and resistance to ag(e)ing are good, excellent fireproof performance.
A kind of flame-resistant high-temperature-resistant cable that the present invention proposes, including copper conductor, is coated with at described copper conductor
Fluoroplastic insulation layer, is coated with silicone rubber inner sheath at described fluoroplastic insulation layer, in described silicone rubber
Sheath is coated with oversheath;Wherein, described oversheath uses native rubber composite material to make, described sky
So the raw material of rubber composite includes by weight: natural rubber 100 parts, ethylene propylene diene rubber 20-35 part,
Butyl rubber 20-35 part, nylon66 fiber 10-25 part, epoxy resin 10-25 part, stearic acid 1-2.5 part, oxidation
Zinc 2-5 part, sulfur 0.5-2 part, dual-tert-butyl cumene hydroperoxide 1-2.5 part, N, a N '-penylene span
Come acid imide 0.5-1.5 part, montmorillonite 2-10 part, Kaolin 3-12 part, Pulvis Talci 2-10 part, Firebrake ZB 3-12
Part, aluminium hydroxide 3-15 part, accelerant MBT S 0.2-1 part, diphenylguanidine PG 0.5-3 part, accelerator CBS 1-1.8
Part, age resistor 2-10 part, phosphonium flame retardant 5-15 part.
Preferably, in the raw material of described native rubber composite material, natural rubber, ethylene propylene diene rubber, fourth
Base rubber, nylon66 fiber, the weight ratio of epoxy resin are 100:27-33:25-32:16-23:16-22.
Preferably, in the raw material of described native rubber composite material, sulfur, dual-tert-butyl isopropyl peroxide
Benzene, N, a N '-penylene BMI, accelerant MBT S, diphenylguanidine PG, the weight of accelerator CBS
Ratio is 1-1.7:1.5-2.2:0.7-1.3:0.5-1:1.8-2.6:1.3-1.7.
Preferably, the raw material of described native rubber composite material includes by weight: natural rubber 100 parts, three
Unit EP rubbers 29-31 part, butyl rubber 28-31 part, nylon66 fiber 19-22 part, epoxy resin 18-20 part,
Stearic acid 1.6-2.2 part, zinc oxide 3.2-4 part, sulfur 1.2-1.5 part, dual-tert-butyl cumene hydroperoxide
1.9-2.1 part, N, N '-penylene BMI 0.9-1.2 part, montmorillonite 5.8-7 part, Kaolin 8-10
Part, Pulvis Talci 6.5-8 part, Firebrake ZB 5.8-6.5 part, aluminium hydroxide 8.3-9 part, accelerant MBT S 0.6-0.85
Part, diphenylguanidine PG 2-2.4 part, accelerator CBS 1.5-1.7 part, age resistor 5-7 part, phosphonium flame retardant 8-10
Part.
Preferably, the raw material of described native rubber composite material includes by weight: natural rubber 100 parts, three
Unit 30 parts of EP rubbers, butyl rubber 30 parts, nylon66 fiber 20 parts, epoxy resin 19 parts, stearic acid 2 parts,
Zinc oxide 3.6 parts, 1.4 parts of sulfur, dual-tert-butyl cumene hydroperoxide 2 parts, N, a N '-penylene span come
Acid imide 1 part, montmorillonite 6.3 parts, Kaolin 8.6 parts, Pulvis Talci 7 parts, Firebrake ZB 6 parts, aluminium hydroxide 8.7
Part, accelerant MBT S 0.7 part, diphenylguanidine PG 2.2 parts, accelerator CBS 1.6 parts, 6.2 parts of age resistor,
Phosphonium flame retardant 9 parts.
Preferably, described phosphonium flame retardant is prepared according to following technique: by weight by 20-35 part to ammonia
Yl benzoic acid, 350-400 part tetrakis hydroxymetyl phosphonium sulfuric and 100-200 part water add in reaction unit, and stirring is all
Even post-heating backflow 2-3.5h, reacts after terminating through cooling down, wash, be dried to obtain described phosphonium flame retardant.
Preferably, described phosphonium flame retardant is prepared according to following technique: by weight by 30 parts to amino
Benzoic acid, 380 parts of tetrakis hydroxymetyl phosphonium sulfurics and 150 parts of water add in reaction unit, and the post-heating that stirs returns
Stream 3h, reacts after terminating through cooling down, wash, be dried to obtain described phosphonium flame retardant;At phosphonium flame retardant
In preparation process, with para-amino benzoic acid and tetrakis hydroxymetyl phosphonium sulfuric as raw material, the condition reacted by control,
The amino in para-amino benzoic acid is made to there occurs reaction with the hydroxyl in tetrakis hydroxymetyl phosphonium sulfuric, thus by four hydroxyls
Methylsulfuric acid phosphorus connects as one with para-amino benzoic acid, has obtained phosphonium flame retardant, and it has good heat
Stability, is added in system, has the effect promoting into charcoal, and the heat significantly improving composite is steady
Qualitative, reduce the inflammability of composite, with the montmorillonite in system, Kaolin, Pulvis Talci, boric acid
Zinc and aluminium hydroxide can effectively intercept flame after coordinating, and give the anti-flammability that composite is excellent.
Preferably, described age resistor be antioxidant 4010NA, antioxidant 2246, age resistor ODA, antioxidant D,
One or more mixture in antioxidant MB.
Native rubber composite material of the present invention can be prepared from according to conventional elastomeric material preparation technology.
In native rubber composite material of the present invention, with natural rubber as major ingredient, and with the addition of appropriate ternary second
Third rubber, butyl rubber, nylon66 fiber and epoxy resin, the butyl rubber wherein added and epoxy resin are significantly
Improve the compatibility of system, give weatherability, oil resistivity and heat-resisting quantity that composite is excellent,
Improve sizing material viscosity simultaneously, improve the calendering of sizing material, extrusion and processability;With sulfur and double tertiary fourth
Base cumene hydroperoxide is vulcanizing agent, with N, a N '-penylene BMI for auxiliary curing agent, coordinates
Compounded curing system is constituted, it is achieved that system after accelerant MBT S, diphenylguanidine PG and accelerator CBS
Co-vulcanization, gives the mechanical property that composite is excellent, in montmorillonite, Kaolin, Pulvis Talci addition system,
There is synergism, decrease vulcanizing system while giving the intensity that composite is certain resistance to composite
Megathermal reduction, after coordinating with Firebrake ZB, aluminium hydroxide and phosphonium flame retardant, it is suppressed that composite wood simultaneously
The burning of material, and the amount of being fuming is few, toxic gas generates few, gives the anti-flammability that composite is excellent;By sky
So rubber composite is used as the oversheath of cable, and the cable obtained has heat-resisting quantity and the anti-flammability of excellence,
The use requirement of multiple adverse circumstances can be met, and service life is long.
Accompanying drawing explanation
Fig. 1 is the structural representation of flame-resistant high-temperature-resistant cable of the present invention.
Detailed description of the invention
Below, by specific embodiment, technical scheme is described in detail.
Embodiment 1
Fig. 1 is the structural representation of flame-resistant high-temperature-resistant cable of the present invention, and with reference to Fig. 1, the present invention proposes
A kind of flame-resistant high-temperature-resistant cable, including copper conductor 1, is coated with fluoroplastic insulation layer 2 at described copper conductor 1,
It is coated with silicone rubber inner sheath 3 at described fluoroplastic insulation layer 2, is coated with at described silicone rubber inner sheath 3
Oversheath 4;Wherein, described oversheath 4 uses native rubber composite material to make, and described natural rubber is combined
The raw material of material includes by weight: natural rubber 100 parts, ethylene propylene diene rubber 20 parts, butyl rubber 35 parts,
Nylon66 fiber 10 parts, epoxy resin 25 parts, stearic acid 1 part, zinc oxide 5 parts, 0.5 part of sulfur, dual-tert-butyl
Cumene hydroperoxide 2.5 parts, N, N '-penylene BMI 0.5 part, montmorillonite 10 parts, kaolinite
3 parts of soil, Pulvis Talci 10 parts, Firebrake ZB 3 parts, aluminium hydroxide 15 parts, accelerant MBT S 0.2 part, accelerator
DPG 3 parts, accelerator CBS 1 part, antioxidant MB 10 parts, phosphonium flame retardant 5 parts.
Embodiment 2
With reference to Fig. 1, a kind of flame-resistant high-temperature-resistant cable that the present invention proposes, including copper conductor 1, lead at described copper
Body 1 is coated with fluoroplastic insulation layer 2, is coated with silicone rubber inner sheath 3 at described fluoroplastic insulation layer 2,
It is coated with oversheath 4 at described silicone rubber inner sheath 3;Wherein, described oversheath 4 uses natural rubber to be combined
Material is made, and the raw material of described native rubber composite material includes by weight: natural rubber 100 parts, ternary
35 parts of EP rubbers, butyl rubber 20 parts, nylon66 fiber 25 parts, epoxy resin 10 parts, stearic acid 2.5 parts,
Zinc oxide 2 parts, 2 parts of sulfur, dual-tert-butyl cumene hydroperoxide 1 part, N, a N '-penylene bismaleimide
Amine 1.5 parts, montmorillonite 2 parts, Kaolin 12 parts, Pulvis Talci 2 parts, Firebrake ZB 12 parts, aluminium hydroxide 3 parts,
Accelerant MBT S 1 part, diphenylguanidine PG 0.5 part, accelerator CBS 1.8 parts, antioxidant 4010NA 0.4 part,
Antioxidant 2246 0.6 part, age resistor ODA 0.3 part, antioxidant D 0.3 part, antioxidant MB 0.4 part, contain
Phosphorus fire retardant 15 parts.
Embodiment 3
With reference to Fig. 1, a kind of flame-resistant high-temperature-resistant cable that the present invention proposes, including copper conductor 1, lead at described copper
Body 1 is coated with fluoroplastic insulation layer 2, is coated with silicone rubber inner sheath 3 at described fluoroplastic insulation layer 2,
It is coated with oversheath 4 at described silicone rubber inner sheath 3;Wherein, described oversheath 4 uses natural rubber to be combined
Material is made, and the raw material of described native rubber composite material includes by weight: natural rubber 100 parts, ternary
31 parts of EP rubbers, butyl rubber 28 parts, nylon66 fiber 22 parts, epoxy resin 18 parts, stearic acid 2.2 parts,
Zinc oxide 3.2 parts, 1.5 parts of sulfur, dual-tert-butyl cumene hydroperoxide 1.9 parts, N, a N '-penylene span
Come acid imide 1.2 parts, montmorillonite 5.8 parts, Kaolin 10 parts, Pulvis Talci 6.5 parts, Firebrake ZB 6.5 parts, hydrogen
Aluminium oxide 8.3 parts, accelerant MBT S 0.85 part, diphenylguanidine PG 2 parts, accelerator CBS 1.7 parts, anti-old
Agent D 2 parts, antioxidant MB 3 parts, phosphonium flame retardant 10 parts;
Wherein, described phosphonium flame retardant is prepared according to following technique: by weight by 20 parts of p-aminophenyls
Formic acid, 400 parts of tetrakis hydroxymetyl phosphonium sulfurics and 100 parts of water add in reaction unit, and the post-heating that stirs refluxes
3.5h, reacts after terminating through cooling down, wash, be dried to obtain described phosphonium flame retardant.
Embodiment 4
With reference to Fig. 1, a kind of flame-resistant high-temperature-resistant cable that the present invention proposes, including copper conductor 1, lead at described copper
Body 1 is coated with fluoroplastic insulation layer 2, is coated with silicone rubber inner sheath 3 at described fluoroplastic insulation layer 2,
It is coated with oversheath 4 at described silicone rubber inner sheath 3;Wherein, described oversheath 4 uses natural rubber to be combined
Material is made, and the raw material of described native rubber composite material includes by weight: natural rubber 100 parts, ternary
29 parts of EP rubbers, butyl rubber 31 parts, nylon66 fiber 19 parts, epoxy resin 20 parts, stearic acid 1.6 parts,
Zinc oxide 4 parts, 1.2 parts of sulfur, dual-tert-butyl cumene hydroperoxide 2.1 parts, N, a N '-penylene span come
Acid imide 0.9 part, montmorillonite 7 parts, Kaolin 8 parts, Pulvis Talci 8 parts, Firebrake ZB 5.8 parts, aluminium hydroxide 9
Part, accelerant MBT S 0.6 part, diphenylguanidine PG 2.4 parts, accelerator CBS 1.5 parts, antioxidant 2246 3
Part, age resistor ODA 4 parts, phosphonium flame retardant 8 parts;
Wherein, described phosphonium flame retardant is prepared according to following technique: by weight by 35 parts of p-aminophenyls
Formic acid, 350 parts of tetrakis hydroxymetyl phosphonium sulfurics and 200 parts of water add in reaction unit, and the post-heating that stirs refluxes
2h, reacts after terminating through cooling down, wash, be dried to obtain described phosphonium flame retardant.
Implement 5
With reference to Fig. 1, a kind of flame-resistant high-temperature-resistant cable that the present invention proposes, including copper conductor 1, lead at described copper
Body 1 is coated with fluoroplastic insulation layer 2, is coated with silicone rubber inner sheath 3 at described fluoroplastic insulation layer 2,
It is coated with oversheath 4 at described silicone rubber inner sheath 3;Wherein, described oversheath 4 uses natural rubber to be combined
Material is made, and the raw material of described native rubber composite material includes by weight: natural rubber 100 parts, ternary
30 parts of EP rubbers, butyl rubber 30 parts, nylon66 fiber 20 parts, epoxy resin 19 parts, stearic acid 2 parts, oxygen
3.6 parts of zinc of change, 1.4 parts of sulfur, dual-tert-butyl cumene hydroperoxide 2 parts, N, a N '-penylene span carry out acyl
Imines 1 part, montmorillonite 6.3 parts, Kaolin 8.6 parts, Pulvis Talci 7 parts, Firebrake ZB 6 parts, aluminium hydroxide 8.7
Part, accelerant MBT S 0.7 part, diphenylguanidine PG 2.2 parts, accelerator CBS 1.6 parts, antioxidant 4010NA 6.2
Part, phosphonium flame retardant 9 parts;
Wherein, described phosphonium flame retardant is prepared according to following technique: by weight by 30 parts of p-aminophenyls
Formic acid, 380 parts of tetrakis hydroxymetyl phosphonium sulfurics and 150 parts of water add in reaction unit, and the post-heating that stirs refluxes
3h, reacts after terminating through cooling down, wash, be dried to obtain described phosphonium flame retardant.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention not office
Being limited to this, any those familiar with the art is in the technical scope that the invention discloses, according to this
The technical scheme of invention and inventive concept thereof in addition equivalent or change, all should contain the protection in the present invention
Within the scope of.