CN109575341A - A kind of formula and preparation method thereof of insulated cable shell with long service life - Google Patents
A kind of formula and preparation method thereof of insulated cable shell with long service life Download PDFInfo
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- CN109575341A CN109575341A CN201811463928.8A CN201811463928A CN109575341A CN 109575341 A CN109575341 A CN 109575341A CN 201811463928 A CN201811463928 A CN 201811463928A CN 109575341 A CN109575341 A CN 109575341A
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- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
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- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
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Abstract
The invention discloses the formulas and preparation method thereof of one of cable jacket processing technique field insulated cable shell with long service life, the formula of the insulated cable shell, including following raw material in parts by weight: 80-120 parts of ethylene octene copolymer, 12-20 parts of low density polyethylene (LDPE), 15-35 parts of EP rubbers, 10-30 parts of additive, 2-10 parts of mica, 5-9 parts of asbestos, 3-9 parts of marble dust, 5-20 parts of insulated paint, silicate -5-15 parts of silica heterozygote, 60-100 parts of compounded organic solvent, 4-10 parts of fire retardant, 2-8 parts of MQ resin, 6-14 parts of composite antioxidant, 1-5 parts of plasticizer, 2-8 parts of palygorskite, 3-11 parts of Silk Powder.Cable jacket temperature resistant grade prepared by the present invention is high, and excellent electrical properties, mechanical performance be excellent, charge accumulated is few during soft, electron irradiation, is suitble to manufacture mesolow cable.
Description
Technical field
The present invention relates to cable jacket processing technique field, specifically a kind of insulated cable shell with long service life is matched
Side and preparation method thereof.
Background technique
Cable be usually by several or several groups of at least two, every group of conducting wires] cable of similar rope that is twisted, every group
Mutually insulated between conducting wire, and be often twisted into around a center, entire outside is surrounded by the coating of high-insulation.Multi rack is located at
In the air or it is mounted in underground, the bottom, is used for telecommunication or power Transmission.
For cable in the prior art when insulated hull damages, accidentally touching cable will result in the feelings of electric shock
Condition, therefore there is very big life threats in the use process of cable, and cable temperature resistant grade in the prior art is low,
Electric property is poor, mechanical performance is poor, while because the lower service life of that corrosivity is shorter.
Summary of the invention
The purpose of the present invention is to provide a kind of formula and preparation method thereof of insulated cable shell with long service life, with
Solve the problems mentioned above in the background art.
To achieve the above object, the invention provides the following technical scheme:
A kind of formula of insulated cable shell with long service life, including following raw material in parts by weight: ethylene is pungent
80-120 parts of alkene copolymer, 12-20 parts of low density polyethylene (LDPE), 15-35 parts of EP rubbers, 10-30 parts of additive, mica 2-10
Part, is compounded with 5-9 parts of asbestos, 3-9 parts of marble dust, 5-20 parts of insulated paint, silicate -5-15 parts of silica heterozygote
60-100 parts of solvent, 4-10 parts of fire retardant, 2-8 parts of MQ resin, 6-14 parts of composite antioxidant, 1-5 parts of plasticizer, palygorskite
2-8 parts, 3-11 parts of Silk Powder.
As a further solution of the present invention: including following raw material in parts by weight: ethylene octene copolymer 90-
110 parts, 14-18 parts of low density polyethylene (LDPE), 20-30 parts of EP rubbers, 15-25 parts of additive, 4-8 parts of mica, asbestos 6-8
Part, 5-7 parts of marble dust, 8-16 parts of insulated paint, silicate -8-12 parts of silica heterozygote, compounded organic solvent 70-90
Part, 6-8 parts of fire retardant, 4-6 parts of MQ resin, 8-12 parts of composite antioxidant, 2-4 parts of plasticizer, 3-7 parts of palygorskite, Silk Powder 5-9
Part.
As further scheme of the invention: including following raw material in parts by weight: ethylene octene copolymer 100
Part, 16 parts of low density polyethylene (LDPE), 25 parts of EP rubbers, 20 parts of additive, 6 parts of mica, 7 parts of asbestos, 6 parts of marble dust, absolutely
It is 12 parts of edge paint, silicate -10 parts of silica heterozygote, 80 parts of compounded organic solvent, 7 parts of fire retardant, 5 parts of MQ resin, compound
10 parts of antioxidant, 3 parts of plasticizer, 5 parts of palygorskite, 7 parts of Silk Powder.
As further scheme of the invention: the additive is by dihyaroquinoline condensate, thiodipropionic acid dilauryl
Osmanthus ester, trimethyol propane triacrylate and Sulfur are formed according to mass ratio 1: 1: 2: 1；The plasticizer is phthalic acid
Ester or citrate.
As further scheme of the invention: the fire retardant is triphenyl phosphate, zinc borate and hexabromocyclododecane
It mixes, mass ratio 1: 2: 1；Compounded organic solvent is styrene or acetone.
A kind of preparation method of the insulated cable shell with long service life, comprising the following steps:
S1 raw material preparation: respectively by ethylene octene copolymer, low density polyethylene (LDPE), EP rubbers, compounded organic solvent, add
Add the solution of agent to be transferred in agitator tank together to be stirred, the time of stirring is 30-150 minutes, and motor turns in agitator tank
Speed is 1500r/min, obtains mixed liquor A；
S2 is ground: by mica, asbestos and marble, silicate-silica heterozygote and palygorskite by grinding
Pulverizer is crushed to 60-80 mesh, and stirs and be uniformly mixed, and obtains powder material；
S3: compounded organic solvent and powder material are put into the agitator tank in step S1, and in the gap of stirring
It is poured slowly into respectively, obtain cable jacket prepares raw material；
S4: insulated paint, fire retardant, composite antioxidant and plasticizer are put into container, pass through electric stirring blade pair
Material in container is stirred, to the electric stirring blade provide power motor revolving speed be 500r/min, stirring when
It is 15-40 minutes a length of, obtain mixed paint；
The outer casing forming of S5: the raw material for preparing of cable jacket is poured into mold, and mold is put into die box, controls mould
Have the temperature step formula decline in case, molding cable jacket is obtained after 1-2 days；
Insulated paint compartment: being uniformly applied to the outer wall of cable jacket by S6 japanning, and ventilation opening progress is transferred to after coating
Processing is air-dried to get finished product.
As further scheme of the invention: carrying out gradient type to the temperature in agitator tank when stirring in the step S1
Heating.
As the present invention further scheme: the temperature change sequence in the step S3 is 50 degrees Celsius, 30 Celsius
Degree, 10 degrees Celsius.
Compared with prior art, the beneficial effects of the present invention are: the present invention can be effective by addition palygorskite and Silk Powder
Enhance the mechanical performance of the shell of cable, and MQ resin can effectively increase the flexibility of cable jacket, interaction can be effective
Increase the service life of cable jacket.Cable jacket temperature resistant grade prepared by the present invention is high, and excellent electrical properties, mechanical performance are excellent
Charge accumulated is few during different, soft, electron irradiation, is suitble to manufacture mesolow cable.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Embodiment one:
A kind of formula of insulated cable shell with long service life, including following raw material in parts by weight: ethylene is pungent
80 parts of alkene copolymer, 12 parts of low density polyethylene (LDPE), 15 parts of EP rubbers, 10 parts of additive, 2 parts of mica, 5 parts of asbestos, marble
3 parts of powder, 5 parts of insulated paint, 5 parts of silicate silica heterozygote, 60 parts of compounded organic solvent, 4 parts of fire retardant, MQ resin 2
Part, 6 parts of composite antioxidant, 1 part of plasticizer, 2 parts of palygorskite, 3 parts of Silk Powder.
The additive is by dihyaroquinoline condensate, dilauryl thiodipropionate, three acrylic acid trimethylolpropanes
Ester and Sulfur are formed according to mass ratio 1: 1: 2: 1；The plasticizer is phthalic acid ester.
The fire retardant is that triphenyl phosphate, zinc borate and hexabromocyclododecane mix, mass ratio 1: 2: 1；
Compounded organic solvent is styrene.
A kind of preparation method of the insulated cable shell with long service life, comprising the following steps:
S1 raw material preparation: respectively by ethylene octene copolymer, low density polyethylene (LDPE), EP rubbers, compounded organic solvent, add
Add the solution of agent to be transferred in agitator tank together to be stirred, the time of stirring is 30 minutes, and the revolving speed of motor is in agitator tank
1500r/min obtains mixed liquor A；
S2 is ground: by mica, asbestos and marble, silicate-silica heterozygote and palygorskite by grinding
Pulverizer is crushed to 60 mesh, and stirs and be uniformly mixed, and obtains powder material；
S3: compounded organic solvent and powder material are put into the agitator tank in step S1, and in the gap of stirring
It is poured slowly into respectively, obtain cable jacket prepares raw material；
S4: insulated paint, fire retardant, composite antioxidant and plasticizer are put into container, pass through electric stirring blade pair
Material in container is stirred, to the electric stirring blade provide power motor revolving speed be 500r/min, stirring when
A length of 15 minutes, obtain mixed paint；
The outer casing forming of S5: the raw material for preparing of cable jacket is poured into mold, and mold is put into die box, controls mould
Have the temperature step formula decline in case, molding cable jacket is obtained after 1-2 days；
Insulated paint compartment: being uniformly applied to the outer wall of cable jacket by S6 japanning, and ventilation opening progress is transferred to after coating
Processing is air-dried to get finished product.
Gradient type heating is carried out to the temperature in agitator tank when stirring in the step S1.
Temperature change sequence in the step S3 is 50 degrees Celsius, 30 degrees Celsius, 10 degrees Celsius.
Embodiment two:
A kind of formula of insulated cable shell with long service life, including following raw material in parts by weight: ethylene is pungent
90 parts of alkene copolymer, 14 parts of low density polyethylene (LDPE), 20 parts of EP rubbers, 15 parts of additive, 4 parts of mica, 6 parts of asbestos, marble
5 parts of powder, 8 parts of insulated paint, 8 parts of silicate silica heterozygote, 70 parts of compounded organic solvent, 6 parts of fire retardant, MQ resin 4
Part, 8 parts of composite antioxidant, 2 parts of plasticizer, 3 parts of palygorskite, 5 parts of Silk Powder.
The additive is by dihyaroquinoline condensate, dilauryl thiodipropionate, three acrylic acid trimethylolpropanes
Ester and Sulfur are formed according to mass ratio 1: 1: 2: 1；The plasticizer is citrate.
The fire retardant is that triphenyl phosphate, zinc borate and hexabromocyclododecane mix, mass ratio 1: 2: 1；
Compounded organic solvent is styrene.
A kind of preparation method of the insulated cable shell with long service life, comprising the following steps:
S1 raw material preparation: respectively by ethylene octene copolymer, low density polyethylene (LDPE), EP rubbers, compounded organic solvent, add
Add the solution of agent to be transferred in agitator tank together to be stirred, the time of stirring is 60 minutes, and the revolving speed of motor is in agitator tank
1500r/min obtains mixed liquor A；
S2 is ground: by mica, asbestos and marble, silicate-silica heterozygote and palygorskite by grinding
Pulverizer is crushed to 80 mesh, and stirs and be uniformly mixed, and obtains powder material；
S3: compounded organic solvent and powder material are put into the agitator tank in step S1, and in the gap of stirring
It is poured slowly into respectively, obtain cable jacket prepares raw material；
S4: insulated paint, fire retardant, composite antioxidant and plasticizer are put into container, pass through electric stirring blade pair
Material in container is stirred, to the electric stirring blade provide power motor revolving speed be 500r/min, stirring when
A length of 20 minutes, obtain mixed paint；
The outer casing forming of S5: the raw material for preparing of cable jacket is poured into mold, and mold is put into die box, controls mould
Have the temperature step formula decline in case, molding cable jacket is obtained after 1-2 days；
Insulated paint compartment: being uniformly applied to the outer wall of cable jacket by S6 japanning, and ventilation opening progress is transferred to after coating
Processing is air-dried to get finished product.
Gradient type heating is carried out to the temperature in agitator tank when stirring in the step S1.
Temperature change sequence in the step S3 is 50 degrees Celsius, 30 degrees Celsius, 10 degrees Celsius.
Embodiment three:
A kind of formula of insulated cable shell with long service life, including following raw material in parts by weight: ethylene is pungent
100 parts of alkene copolymer, 16 parts of low density polyethylene (LDPE), 25 parts of EP rubbers, 20 parts of additive, 6 parts of mica, 7 parts of asbestos, marble
6 parts of powder, 12 parts of insulated paint, silicate -10 parts of silica heterozygote, 80 parts of compounded organic solvent, 7 parts of fire retardant, MQ tree
5 parts of rouge, 10 parts of composite antioxidant, 3 parts of plasticizer, 5 parts of palygorskite, 7 parts of Silk Powder.
The additive is by dihyaroquinoline condensate, dilauryl thiodipropionate, three acrylic acid trimethylolpropanes
Ester and Sulfur are formed according to mass ratio 1: 1: 2: 1；The plasticizer is citrate.
The fire retardant is that triphenyl phosphate, zinc borate and hexabromocyclododecane mix, mass ratio 1: 2: 1；
Compounded organic solvent is acetone.
A kind of preparation method of the insulated cable shell with long service life, comprising the following steps:
S1 raw material preparation: respectively by ethylene octene copolymer, low density polyethylene (LDPE), EP rubbers, compounded organic solvent, add
Add the solution of agent to be transferred in agitator tank together to be stirred, the time of stirring is 90 minutes, and the revolving speed of motor is in agitator tank
1500r/min obtains mixed liquor A；
S2 is ground: by mica, asbestos and marble, silicate-silica heterozygote and palygorskite by grinding
Pulverizer is crushed to 80 mesh, and stirs and be uniformly mixed, and obtains powder material；
S3: compounded organic solvent and powder material are put into the agitator tank in step S1, and in the gap of stirring
It is poured slowly into respectively, obtain cable jacket prepares raw material；
S4: insulated paint, fire retardant, composite antioxidant and plasticizer are put into container, pass through electric stirring blade pair
Material in container is stirred, to the electric stirring blade provide power motor revolving speed be 500r/min, stirring when
A length of 30 minutes, obtain mixed paint；
The outer casing forming of S5: the raw material for preparing of cable jacket is poured into mold, and mold is put into die box, controls mould
Have the temperature step formula decline in case, molding cable jacket is obtained after 1-2 days；
Insulated paint compartment: being uniformly applied to the outer wall of cable jacket by S6 japanning, and ventilation opening progress is transferred to after coating
Processing is air-dried to get finished product.
Gradient type heating is carried out to the temperature in agitator tank when stirring in the step S1.
Temperature change sequence in the step S3 is 50 degrees Celsius, 30 degrees Celsius, 10 degrees Celsius.
Example IV:
A kind of formula of insulated cable shell with long service life, including following raw material in parts by weight: ethylene is pungent
110 parts of alkene copolymer, 18 parts of low density polyethylene (LDPE), 30 parts of EP rubbers, 25 parts of additive, 8 parts of mica, 8 parts of asbestos, marble
7 parts of powder, 16 parts of insulated paint, 12 parts of silicate silica heterozygote, 90 parts of compounded organic solvent, 8 parts of fire retardant, MQ resin
6 parts, 12 parts of composite antioxidant, 4 parts of plasticizer, 7 parts of palygorskite, 9 parts of Silk Powder.
The additive is by dihyaroquinoline condensate, dilauryl thiodipropionate, three acrylic acid trimethylolpropanes
Ester and Sulfur are formed according to mass ratio 1: 1: 2: 1；The plasticizer is phthalic acid ester.
The fire retardant is that triphenyl phosphate, zinc borate and hexabromocyclododecane mix, mass ratio 1: 2: 1；
Compounded organic solvent is styrene.
A kind of preparation method of the insulated cable shell with long service life, comprising the following steps:
S1 raw material preparation: respectively by ethylene octene copolymer, low density polyethylene (LDPE), EP rubbers, compounded organic solvent, add
Add the solution of agent to be transferred in agitator tank together to be stirred, the time of stirring is 120 minutes, and the revolving speed of motor is in agitator tank
1500r/min obtains mixed liquor A；
S2 is ground: by mica, asbestos and marble, silicate-silica heterozygote and palygorskite by grinding
Pulverizer is crushed to 80 mesh, and stirs and be uniformly mixed, and obtains powder material；
S3: compounded organic solvent and powder material are put into the agitator tank in step S1, and in the gap of stirring
It is poured slowly into respectively, obtain cable jacket prepares raw material；
S4: insulated paint, fire retardant, composite antioxidant and plasticizer are put into container, pass through electric stirring blade pair
Material in container is stirred, to the electric stirring blade provide power motor revolving speed be 500r/min, stirring when
A length of 35 minutes, obtain mixed paint；
The outer casing forming of S5: the raw material for preparing of cable jacket is poured into mold, and mold is put into die box, controls mould
Have the temperature step formula decline in case, molding cable jacket is obtained after 1-2 days；
Insulated paint compartment: being uniformly applied to the outer wall of cable jacket by S6 japanning, and ventilation opening progress is transferred to after coating
Processing is air-dried to get finished product.
Gradient type heating is carried out to the temperature in agitator tank when stirring in the step S1.
Temperature change sequence in the step S3 is 50 degrees Celsius, 30 degrees Celsius, 10 degrees Celsius.
Embodiment five:
A kind of formula of insulated cable shell with long service life, including following raw material in parts by weight: ethylene is pungent
120 parts of alkene copolymer, 20 parts of low density polyethylene (LDPE), 35 parts of EP rubbers, 30 parts of additive, 10 parts of mica, 9 parts of asbestos, Dali
9 parts of stone powder, 20 parts of insulated paint, 15 parts of silicate silica heterozygote, 100 parts of compounded organic solvent, 10 parts of fire retardant, MQ
8 parts of resin, 14 parts of composite antioxidant, 5 parts of plasticizer, 8 parts of palygorskite, 11 parts of Silk Powder.
The additive is by dihyaroquinoline condensate, dilauryl thiodipropionate, three acrylic acid trimethylolpropanes
Ester and Sulfur are formed according to mass ratio 1: 1: 2: 1；The plasticizer is adjacent citrate.
The fire retardant is that triphenyl phosphate, zinc borate and hexabromocyclododecane mix, mass ratio 1: 2: 1；
Compounded organic solvent is acetone.
A kind of preparation method of the insulated cable shell with long service life, comprising the following steps:
S1 raw material preparation: respectively by ethylene octene copolymer, low density polyethylene (LDPE), EP rubbers, compounded organic solvent, add
Add the solution of agent to be transferred in agitator tank together to be stirred, the time of stirring is 150 minutes, and the revolving speed of motor is in agitator tank
1500r/min obtains mixed liquor A；
S2 is ground: by mica, asbestos and marble, silicate-silica heterozygote and palygorskite by grinding
Pulverizer is crushed to 80 mesh, and stirs and be uniformly mixed, and obtains powder material；
S3: compounded organic solvent and powder material are put into the agitator tank in step S1, and in the gap of stirring
It is poured slowly into respectively, obtain cable jacket prepares raw material；
S4: insulated paint, fire retardant, composite antioxidant and plasticizer are put into container, pass through electric stirring blade pair
Material in container is stirred, to the electric stirring blade provide power motor revolving speed be 500r/min, stirring when
A length of 40 minutes, obtain mixed paint；
The outer casing forming of S5: the raw material for preparing of cable jacket is poured into mold, and mold is put into die box, controls mould
Have the temperature step formula decline in case, molding cable jacket is obtained after 1-2 days；
Insulated paint compartment: being uniformly applied to the outer wall of cable jacket by S6 japanning, and ventilation opening progress is transferred to after coating
Processing is air-dried to get finished product.
Gradient type heating is carried out to the temperature in agitator tank when stirring in the step S1.
Temperature change sequence in the step S3 is 50 degrees Celsius, 30 degrees Celsius, 10 degrees Celsius.
Comparative example 1
Compared with Example 3, palygorskite and Silk Powder are not contained, other are same as Example 3.
Comparative example 2
Compared with Example 3, MQ resin is not contained, other are same as Example 3
Comparative example 3
Compared with Example 3, MQ resin, palygorskite and Silk Powder are not contained, other are same as Example 3.
Performance detection: the cable jacket prepared respectively to embodiment three and comparative example 1-3 carries out performance detection, and result is such as
Following table:
As can be seen from the above table, the cable jacket mechanical performance that prepared by embodiment three etc. is comparatively superior and anti-ageing
It is longer to change the time, and then service life is longer.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. a kind of formula of insulated cable shell with long service life, which is characterized in that including following original in parts by weight
Material: 80-120 parts of ethylene octene copolymer, 12-20 parts of low density polyethylene (LDPE), 15-35 parts of EP rubbers, 10-30 parts of additive,
2-10 parts of mica, 5-9 parts of asbestos, 3-9 parts of marble dust, 5-20 parts of insulated paint, silicate-silica heterozygote 5-15
Part, 60-100 parts of compounded organic solvent, 4-10 parts of fire retardant, 2-8 parts of MQ resin, 6-14 parts of composite antioxidant, plasticizer 1-5
Part, 2-8 parts of palygorskite, 3-11 parts of Silk Powder.
2. the formula of insulated cable shell with long service life according to claim 1, which is characterized in that including pressing below
According to the raw material of parts by weight meter: 90-110 parts of ethylene octene copolymer, 14-18 parts of low density polyethylene (LDPE), 20-30 parts of EP rubbers,
15-25 parts of additive, 4-8 parts of mica, 6-8 parts of asbestos, 5-7 parts of marble dust, 8-16 parts of insulated paint, silicate-titanium dioxide
8-12 parts of sila zoarium, 70-90 parts of compounded organic solvent, 6-8 parts of fire retardant, 4-6 parts of MQ resin, 8-12 parts of composite antioxidant,
2-4 parts of plasticizer, 3-7 parts of palygorskite, 5-9 parts of Silk Powder.
3. the formula of insulated cable shell with long service life according to claim 1, which is characterized in that including pressing below
According to the raw material of parts by weight meter: 100 parts of ethylene octene copolymer, 16 parts of low density polyethylene (LDPE), 25 parts of EP rubbers, additive 20
Part, 6 parts of mica, 7 parts of asbestos, 6 parts of marble dust, 12 parts of insulated paint, silicate -10 parts of silica heterozygote are compounded with
80 parts of solvent, 7 parts of fire retardant, 5 parts of MQ resin, 10 parts of composite antioxidant, 3 parts of plasticizer, 5 parts of palygorskite, 7 parts of Silk Powder.
4. the formula of insulated cable shell with long service life according to claim 1, which is characterized in that the additive
By dihyaroquinoline condensate, dilauryl thiodipropionate, trimethyol propane triacrylate and Sulfur according to mass ratio 1
: 1: 2: 1 composition；The plasticizer is phthalic acid ester or citrate.
5. the formula of insulated cable shell with long service life according to claim 1, which is characterized in that the fire retardant
It is mixed for triphenyl phosphate, zinc borate and hexabromocyclododecane, mass ratio 1: 2: 1；Compounded organic solvent is benzene second
Alkene or acetone.
6. a kind of preparation method of insulated cable shell with long service life a method as claimed in any one of claims 1 to 5, feature exist
In the preparation of, comprising the following steps: S1 raw material: respectively by ethylene octene copolymer, low density polyethylene (LDPE), EP rubbers, be compounded with
Solvent, additive solution be transferred in agitator tank be stirred together, the time of stirring is 30-150 minutes, in agitator tank
The revolving speed of motor is 1500r/min, obtains mixed liquor A；S2 is ground: by mica, asbestos and marble, silicate-dioxy
SiClx heterozygote and palygorskite pass through grinding and crushing machine and are crushed to 60-80 mesh, and stir and be uniformly mixed, and obtain powder material；S3:
Compounded organic solvent and powder material are put into the agitator tank in step S1, and slowly fallen respectively in the gap of stirring
Enter, obtain cable jacket prepares raw material；S4: insulated paint, fire retardant, composite antioxidant and plasticizer are put into container,
The material in container is stirred by electric stirring blade, the revolving speed for providing the motor of power to the electric stirring blade is
500r/min, stirring when it is 15-40 minutes a length of, obtain mixed paint；The outer casing forming of S5: the raw material for preparing of cable jacket is poured into
In mold, and mold is put into die box, controls the temperature step formula decline in die box, molding electricity is obtained after 1-2 days
Cable shell；Insulated paint compartment: being uniformly applied to the outer wall of cable jacket by S6 japanning, and ventilation opening is transferred to after coating and carries out wind
Dry-cure is to get finished product.
7. according to the preparation method of any insulated cable shell with long service life of claim 6, which is characterized in that institute
It states and gradient type heating is carried out to the temperature in agitator tank when stirring in step S1.
8. according to the preparation method of any insulated cable shell with long service life of claim 6, which is characterized in that institute
The temperature change sequence stated in step S3 is 50 degrees Celsius, 30 degrees Celsius, 10 degrees Celsius.
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| CN201811463928.8A CN109575341A (en) | 2018-11-26 | 2018-11-26 | A kind of formula and preparation method thereof of insulated cable shell with long service life |
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| CN201811463928.8A CN109575341A (en) | 2018-11-26 | 2018-11-26 | A kind of formula and preparation method thereof of insulated cable shell with long service life |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112876786A (en) * | 2021-01-21 | 2021-06-01 | 广西嘉意发科技有限公司 | PVC material for cable shell and preparation method thereof |
| CN113571240A (en) * | 2021-07-30 | 2021-10-29 | 航天瑞奇电缆有限公司 | Ethylene propylene rubber insulating cold-resistant flame-retardant 1-level direct-current flexible cable and manufacturing method thereof |
-
2018
- 2018-11-26 CN CN201811463928.8A patent/CN109575341A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112876786A (en) * | 2021-01-21 | 2021-06-01 | 广西嘉意发科技有限公司 | PVC material for cable shell and preparation method thereof |
| CN113571240A (en) * | 2021-07-30 | 2021-10-29 | 航天瑞奇电缆有限公司 | Ethylene propylene rubber insulating cold-resistant flame-retardant 1-level direct-current flexible cable and manufacturing method thereof |
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