CN104725697A - Low smoke, zero halogen and flame retardant outer sheath material used for remote cable, preparation method and application of outer sheath material, and remote cable - Google Patents
Low smoke, zero halogen and flame retardant outer sheath material used for remote cable, preparation method and application of outer sheath material, and remote cable Download PDFInfo
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- CN104725697A CN104725697A CN201410831224.7A CN201410831224A CN104725697A CN 104725697 A CN104725697 A CN 104725697A CN 201410831224 A CN201410831224 A CN 201410831224A CN 104725697 A CN104725697 A CN 104725697A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- 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
- C08L23/06—Polyethene
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
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- 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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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- 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
- C08K2201/002—Physical properties
- C08K2201/006—Additives being defined by their surface area
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/22—Halogen free composition
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
Abstract
The invention discloses a low smoke, zero halogen and flame retardant outer sheath material used for a remote cable, a preparation method and application of the outer sheath material, and the remote cable. The sheath material comprises the following components in parts by weight: 100 parts of base resin, 130-160 parts of a flame retardant, 1.0-2.5 parts of a coupling agent, 0.5-1 part of an antioxidant, 0.5-1.5 parts of an anti-UV (ultraviolet) agent and 0.5-3 parts of a lubricating agent, wherein the base resin comprises the following components: HDPE (high density polyethylene) and an EVA (ethylene-vinyl acetate) copolymer; the weight ratio of HDPE to the EVA copolymer is (50-70) to (30-50). The use defects of existing remote cables can be effectively overcome by adopting the low smoke, zero halogen, flame retardant, weather-proof and cracking resistant outer sheath material used for the remote cable.
Description
Technical field
The present invention relates to optical cable, be specifically related to oversheath and the preparation method of optical cable.
Background technology
Along with the develop rapidly of China 4G communication construction, at present, dragging optical cable 4G base station being carried out Signal transmissions is used in extensive in use.
In the prior art, in use usually there is quality accident in dragging optical cable, is mainly manifested in the following aspects:
(1) dragging optical cable is in laid processes, and cracking phenomena appears in cable outer sheath;
(2) dragging optical cable is after high and low temperature round-robin test, and sheath distortion causes optical attenuation defective;
(3) dragging optical cable oversheath uvioresistant performance is defective.
Thus, the familiar lacunas of dragging optical cable occurs caused by quality problems mainly due to its cable outer sheath, therefore provides high-quality dragging optical cable oversheath to ensure that the quality of dragging optical cable is that this area needs the problem that will solve badly.
Summary of the invention
For existing dragging optical cable oversheath existing for problem, an object of the present invention provides the dragging optical cable low-smoke non-halogen flame-retardant oversheath material of a kind of low cigarette, halogen-free flameproof, weather-proof, cracking resistance.
The second object of the present invention is to provide the preparation method of dragging optical cable low-smoke non-halogen flame-retardant oversheath material of a kind of low cigarette, halogen-free flameproof, weather-proof, cracking resistance.
The third object of the present invention is to provide the application of dragging optical cable low-smoke non-halogen flame-retardant oversheath material of a kind of low cigarette, halogen-free flameproof, weather-proof, cracking resistance.
The fourth object of the present invention is to provide a kind of dragging optical cable of dragging optical cable low-smoke non-halogen flame-retardant oversheath material adopting low cigarette, halogen-free flameproof, weather-proof, cracking resistance.
In order to achieve the above object, the present invention adopts following technical scheme:
Object 1: a kind of dragging optical cable low-smoke non-halogen flame-retardant oversheath material, each component of this oversheath material and parts by weight as follows:
Described base resin comprises following component: high density polyethylene(HDPE) (HDPE), ethylene-vinyl acetate (EVA) multipolymer, and both weight ratios are followed successively by 50 ~ 70:30 ~ 50.
In a preferred version of above-mentioned oversheath material, the melting index of described high density polyethylene(HDPE) (HDPE) is: 5 ~ 6g/10min, and measure with GB/T3682-2000 method, test condition is: temperature is 190 DEG C, and load is 2.16KG.
In a preferred version of above-mentioned oversheath material, the melting index of described ethylene-vinyl acetate (EVA) multipolymer is: 4 ~ 6g/10min, and measure with GB/T3682-2000 method, test condition is: temperature is 190 DEG C, and load is 2.16KG.
More preferably, in described ethylene-vinyl acetate (EVA) multipolymer, the mass percentage of vinyl acetate is: 20 ~ 30%; With the total weight of ethylene-vinyl acetate copolymer.
In a preferred version of above-mentioned oversheath material, described fire retardant is magnesium hydroxide.
More preferably, the median particle diameter of described magnesium hydroxide is 1.5 ~ 2.0 μm, and specific surface area is 4-6m2/g.
In a preferred version of above-mentioned oversheath material, described coupling agent is vinyltriethoxysilane.
In a preferred version of above-mentioned oversheath material, described oxidation inhibitor is four [3-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester (antioxidant 1010).
In a preferred version of above-mentioned oversheath material, described uv-resistant agent is Octabenzone (UV-531).
In a preferred version of above-mentioned oversheath material, described lubricant is silicone master batch.
More preferably, in described silicone master batch the number-average molecular weight of siloxanes 750,000 ~ 1,000,000.
Object 2: a kind of preparation method of dragging optical cable low-smoke non-halogen flame-retardant oversheath material, described preparation method comprises the following steps:
Component by above-mentioned oversheath material: fire retardant, coupling agent, uv-resistant agent, oxidation inhibitor are proportionally mixed to temperature to 70 DEG C ± 5 DEG C, discharging is placed, with other component by proportioning extruding pelletization, obtain described dragging optical cable low-smoke non-halogen flame-retardant oversheath material.
Object 3: above-mentioned dragging optical cable low-smoke non-halogen flame-retardant oversheath material is in the application on protection dragging optical cable surface.
Object 4: a kind of dragging optical cable, the oversheath of described dragging optical cable is made up of above-mentioned oversheath material.
According to such scheme, the present invention can provide the dragging optical cable low-smoke non-halogen flame-retardant oversheath material of a kind of uv-resistant, anti-cracking performance excellence, and this material property meets wireless radio remote unit (RRU) specifications of cables (YD/T2289.1-2011, YD/T2289.2-2011); Utilize the dragging optical cable that this oversheath material is formed simultaneously, effectively can solve the familiar lacunas existing for existing dragging optical cable.
Embodiment
The technique means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, setting forth the present invention further below.
The present inventor is through extensive and deep research, for the use limitation of existing dragging optical cable oversheath material, by improving formula, obtain the dragging optical cable low-smoke non-halogen flame-retardant oversheath material of a kind of uv-resistant, anti-cracking performance excellence, and this material property meets wireless radio remote unit (RRU) specifications of cables (YD/T2289.1-2011, YD/T2289.2-2011); Simultaneously also for this oversheath material, by preparation process amelioration, obtain corresponding preparation method; Complete the present invention on this basis.
For the dragging optical cable low-smoke non-halogen flame-retardant oversheath material of uv-resistant, anti-cracking performance excellence, the present invention is directed to the familiar lacunas existing for existing dragging optical cable oversheath material, in sheath material, adopt high density polyethylene(HDPE) (HDPE) and ethylene-vinyl acetate (EVA) multipolymer according to the corresponding base resin of the blended formation of certain ratio outside.It utilizes degree of crystallinity high and the superior high density polyethylene(HDPE) (HDPE) of resistance toheat combines and has superior flexible ethylene-vinyl acetate (EVA) multipolymer at low temperatures, by the blended matrix resin forming oversheath material of bi-material, its high-and low-temperature resistance superior performance, and this base resin material intensity is high, shrink extremely low under high and low temperature environment; Simultaneously with inorganic materials Blending Processes, good to the pardon of inorganic combustion inhibitor.Thus making the low-smoke non-halogen flame-retardant oversheath material that formed based on the preparation of this matrix resin, its anti-cracking performance is superior, can well protect internal optical fiber injury-free under high and low temperature environment.
In order to improve the performance of oversheath material further, the melting index of the high density polyethylene(HDPE) (HDPE) in matrix resin is: 5 ~ 6g/10min, and measure with GB/T3682-2000 method, test condition is: temperature is 190 DEG C, and load is 2.16KG.
Coordinate with it, the melting index of ethylene-vinyl acetate (EVA) multipolymer in matrix resin is: 4 ~ 6g/10min, and measure with GB/T3682-2000 method, test condition is: temperature is 190 DEG C, and load is 2.16KG; Wherein the mass percentage of vinyl acetate is: 20 ~ 30%; With the total weight of ethylene-vinyl acetate (EVA) multipolymer.
By above-mentioned high density polyethylene(HDPE) (HDPE) and the copolymer blended matrix resin obtained of ethylene-vinyl acetate (EVA), and high-and low-temperature resistance superior performance, and intensity is high, shrink extremely low under high and low temperature environment, simultaneously with inorganic materials Blending Processes, good to the pardon of inorganic combustion inhibitor.Thus making the low-smoke non-halogen flame-retardant oversheath material that formed based on the preparation of this matrix resin, its anti-cracking performance is superior, can well protect internal optical fiber injury-free under high and low temperature environment.
On this basis, present invention also offers there is synergistic concrete formula:
With the addition of the fire retardant of certain component (weight part) in the material component of the present invention's also sheath material outside, be specially magnesium hydroxide, the median particle diameter of this magnesium hydroxide is 1.5 ~ 2.0 μm, and specific surface area is 4-6m
2/ g, measures according to BET specific surface area detection method and obtains.
Such magnesium hydroxide is as fire retardant, and flame retardant effect is superior, and optical cable prepared by material is by IEC60332-1 combustion testing.The median particle diameter of magnesium hydroxide is 1.5 ~ 2.0 μm, and the strength of materials of preparation is high.
With the addition of the coupling agent of certain component (weight part) in the material component of the present invention's also sheath material outside, be specially vinyltriethoxysilane.
Adopt vinyltriethoxysilane as coupling agent, this kind of coupling agent is good to magnesium hydroxide treatment effect, ensures that inorganic combustion inhibitor is dispersed in resin.
The oxidation inhibitor of certain component (weight part) is with the addition of in the material component of the present invention's also sheath material outside, this oxidation inhibitor is specially four [3-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester (antioxidant 1010).Adopt antioxidant 1010, there is good synergistic effect, but oxidation inhibitor is not limited thereto, only otherwise to goal of the invention of the present invention produce and limit.
Because antioxidant 1010 is Hinered phenols antioxidant, it can effectively stop macromolecular material to be degraded in processing and use procedure in the material.
The uv-resistant agent of certain component (weight part) is with the addition of in the material component of the present invention's also sheath material outside, be specially Octabenzone (UV-531), such UV light absorber can absorbing wavelength be the ultraviolet of 270 ~ 330nm, can have good consistency when addition is too high with other materials in the present invention simultaneously.The dragging optical cable jacket material weather resistance prepared thus is superior, meets the requirement of light aging property in UL1581.
With the addition of the lubricant of certain component (weight part) in the material component of the present invention's also sheath material outside, this lubricant is silicone master batch, and in this silicone master batch the number-average molecular weight of siloxanes 750,000 ~ 1,000,000.
Because silicone master batch is high molecular lubricant, therefore in use, do not separate out, the material surface of preparation is smooth.
Accordingly, the present invention, on the basis of such scheme, provides a kind of dragging optical cable low-smoke non-halogen flame-retardant oversheath material, each component of this oversheath material and parts by weight as follows:
Wherein, base resin comprises following component: high density polyethylene(HDPE) (HDPE), ethylene-vinyl acetate (EVA) multipolymer, and both weight ratios are followed successively by (50 ~ 70): (30 ~ 50).
And fire retardant, coupling agent, oxidation inhibitor, uv-resistant agent and lubricant, can be made up of the concrete material of above-mentioned correspondence, illustrate as mentioned above, do not repeat herein.
For the dragging optical cable low-smoke non-halogen flame-retardant oversheath material be made up of according to corresponding proportioning said components, the present invention also provides corresponding preparation method.
When utilizing this preparation method to prepare oversheath material, first, each component is provided according to following parts by weight:
Wherein, base resin comprises following component: high density polyethylene(HDPE) (HDPE), ethylene-vinyl acetate (EVA) multipolymer, and both weight ratios are followed successively by (50 ~ 70): (30 ~ 50).
As an example, the melting index of this high density polyethylene(HDPE) (HDPE) prepared in scheme is: 5 ~ 6g/10min, and measure with GB/T3682-2000 method, test condition is: temperature is 190 DEG C, and load is 2.16KG; Coordinate with it, the melting index of ethylene-vinyl acetate (EVA) multipolymer in matrix resin is: 4 ~ 6g/10min, and measure with GB/T3682-2000 method, test condition is: temperature is 190 DEG C, and load is 2.16KG; Wherein the mass percentage of vinyl acetate is: 20 ~ 30%; With the total weight of ethylene-vinyl acetate (EVA) multipolymer;
Fire retardant is specially magnesium hydroxide, and the median particle diameter of this magnesium hydroxide is 1.5 ~ 2.0 μm, and specific surface area is 4-6m
2/ g;
Coupling agent is specially vinyltriethoxysilane;
Oxidation inhibitor is specially four [3-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester (antioxidant 1010);
Uv-resistant agent is specially Octabenzone (UV-531);
Lubricant is specially silicone master batch, and in this silicone master batch the number-average molecular weight of siloxanes 750,000 ~ 1,000,000.
Then, after providing corresponding component according to above-mentioned requirements, fire retardant, coupling agent, uv-resistant agent, oxidation inhibitor are proportionally mixed to temperature to 70 DEG C ± 5 DEG C, discharging is placed.
Finally, with other component by proportioning extruding pelletization, corresponding dragging optical cable low-smoke non-halogen flame-retardant oversheath material is obtained.
Above-mentioned low-smoke non-halogen flame-retardant oversheath material with and preparation method thereof scheme basis on, can uv-resistant, anti-cracking performance excellence dragging optical cable low-smoke non-halogen flame-retardant oversheath material, and this material property meet wireless radio remote unit (RRU) with specifications of cables (YD/T2289.1-2011, YD/T2289.2-2011).Therefore this oversheath material can be used for protection dragging optical cable surface.
Thus, adopt this oversheath material to form corresponding oversheath at the outside surface of dragging optical cable, thus make the anti-cracking performance of the oversheath on dragging optical cable superior, can well protect internal optical fiber injury-free under high and low temperature environment.
For above-mentioned embodiment content, if as no specific instructions, various raw material of the present invention all can be obtained by commercially available; Or prepare according to the ordinary method of this area.Unless otherwise defined or described herein, all specialties used herein and scientific words and those skilled in the art the same meaning be familiar with.In addition any method similar or impartial to described content and material all can be applicable in the inventive method
Other aspects of the present invention, due to disclosure herein, are apparent to those skilled in the art.
Below in conjunction with specific embodiment, set forth the present invention further.Should be understood that these embodiments are only not used in for illustration of the present invention to limit the scope of the invention.The experimental technique of unreceipted actual conditions in the following example, measures according to national standard usually.If there is no corresponding national standard, then according to general international standard, normal condition or carry out according to the condition that manufacturer advises.Unless otherwise indicated, otherwise all numbers are weight part, and all per-cent is weight percentage, and polymericular weight is number-average molecular weight.
Unless otherwise defined or described herein, all specialties used herein and scientific words and those skilled in the art the same meaning be familiar with.In addition any method similar or impartial to described content and material all can be applicable in the inventive method.
Embodiment 1
Each ingredient names and each composition weight number as follows:
For above-mentioned each component and each composition weight number, this example prepares oversheath material by following processing step:
Magnesium hydroxide, vinyltriethoxysilane, Irganox 1010, UV-531 are proportionally mixed to temperature to 70 DEG C ± 5 DEG C, and discharging is placed, with other components by proportioning extruding pelletization.
Carry out performance detection experiment to the product in embodiment 1, each performance value is as shown in the table 1 of PERFORMANCE EXAMPLES.
Embodiment 2
Each ingredient names and each composition weight number as follows:
The method that this example prepares cable outer sheath material is identical with embodiment 1, does not repeat herein.
Carry out performance detection experiment to the product in embodiment 2, each performance value is as shown in the table 1 of PERFORMANCE EXAMPLES.
Embodiment 3.
Each ingredient names and each composition weight number as follows:
The method that this example prepares cable outer sheath material is identical with embodiment 1, does not repeat herein.
Carry out performance detection experiment to the product in embodiment 3, each performance value is as shown in the table 1 of PERFORMANCE EXAMPLES.
Embodiment 4.
Each ingredient names and each composition weight number as follows:
The method that this example prepares cable outer sheath material is identical with embodiment 1, does not repeat herein.
Carry out performance detection experiment to the product in embodiment 4, each performance value is as shown in the table 1 of PERFORMANCE EXAMPLES.
Embodiment 5.
Each ingredient names and each composition weight number as follows:
The method that this example prepares cable outer sheath material is identical with embodiment 1, does not repeat herein.
Carry out performance detection experiment to the product in embodiment 5, each performance value is as shown in the table 1 of PERFORMANCE EXAMPLES.
Embodiment 6.
Each ingredient names and each composition weight number as follows:
The method that this example prepares cable outer sheath material is identical with embodiment 1, does not repeat herein.
Carry out performance detection experiment to the product in embodiment 6, each performance value is as shown in the table 1 of PERFORMANCE EXAMPLES.
For the product that above-mentioned 6 examples obtain, by corresponding performance test embodiment, respectively performance test is carried out to the product that 6 examples obtain, specific as follows:
Table 1 embodiment product performance test result
As seen from the above table; according to the dragging optical cable low-smoke non-halogen flame-retardant oversheath material that the present invention program is formed; its uv-resistant, anti-cracking performance are excellent; meet wireless radio remote unit (RRU) specifications of cables (YD/T2289.1-2011, YD/T2289.2-2011) completely, can well protect internal optical fiber injury-free under high and low temperature environment.
The foregoing is only preferred embodiment of the present invention, and be not used to limit substantial technological context of the present invention, substantial technological content of the present invention is broadly defined in the right of application, any technology entities that other people complete or method, if with application right define identical, also or a kind of change of equivalence, be all covered by being regarded as among this right.
The all documents mentioned in the present invention are quoted as a reference all in this application, are just quoted separately as a reference as each section of document.In addition should be understood that those skilled in the art can make various changes or modifications the present invention after having read foregoing of the present invention, these equivalent form of values fall within the application's appended claims limited range equally.
Claims (12)
1. a dragging optical cable low-smoke non-halogen flame-retardant oversheath material, is characterized in that, each component and the parts by weight of described oversheath material are as follows:
Described base resin comprises following component: high density polyethylene(HDPE), ethylene-vinyl acetate copolymer, and both weight ratios are followed successively by 50 ~ 70:30 ~ 50.
2. a kind of dragging optical cable low-smoke non-halogen flame-retardant oversheath material according to claim 1, it is characterized in that, the melting index of described high density polyethylene(HDPE) is: 5 ~ 6g/10min, measures with GB/T3682-2000 method, test condition is: temperature is 190 DEG C, and load is 2.16KG.
3. a kind of dragging optical cable low-smoke non-halogen flame-retardant oversheath material according to claim 1, it is characterized in that, the melting index of described ethylene-vinyl acetate copolymer is: 4 ~ 6g/10min, measures with GB/T3682-2000 method, test condition is: temperature is 190 DEG C, and load is 2.16KG.
4. a kind of dragging optical cable low-smoke non-halogen flame-retardant oversheath material according to claim 1 or 3, it is characterized in that, in described ethylene-vinyl acetate copolymer, the mass percentage of vinyl acetate is: 20 ~ 30%; With the total weight of ethylene-vinyl acetate copolymer.
5. a kind of dragging optical cable low-smoke non-halogen flame-retardant oversheath material according to claim 1, it is characterized in that, described fire retardant is magnesium hydroxide, and the median particle diameter of described magnesium hydroxide is 1.5 ~ 2.0 μm, and specific surface area is 4-6m2/g.
6. a kind of dragging optical cable low-smoke non-halogen flame-retardant oversheath material according to claim 1, it is characterized in that, described coupling agent is vinyltriethoxysilane.
7. a kind of dragging optical cable low-smoke non-halogen flame-retardant oversheath material according to claim 1, is characterized in that, described oxidation inhibitor is four [3-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester.
8. a kind of dragging optical cable low-smoke non-halogen flame-retardant oversheath material according to claim 1, it is characterized in that, described uv-resistant agent is Octabenzone.
9. a kind of dragging optical cable low-smoke non-halogen flame-retardant oversheath material according to claim 1, is characterized in that, described lubricant is silicone master batch, and in described silicone master batch, the number-average molecular weight of siloxanes is 750,000 ~ 1,000,000.
10. a dragging optical cable preparation method for low-smoke non-halogen flame-retardant oversheath material, is characterized in that, described preparation method comprises the following steps:
First, each component of the oversheath material according to any one of claim 1 to 9 is provided;
Then, by component: fire retardant, coupling agent, uv-resistant agent, oxidation inhibitor are proportionally mixed to temperature to 70 DEG C ± 5 DEG C, discharging is placed, and with other component by proportioning extruding pelletization, obtains described dragging optical cable low-smoke non-halogen flame-retardant oversheath material.
11. 1 kinds of dragging optical cable low-smoke non-halogen flame-retardant oversheath material according to any one of claim 1 to 9 application on protection dragging optical cable surface.
12. 1 kinds of dragging optical cables, is characterized in that, the dragging optical cable low-smoke non-halogen flame-retardant oversheath material of oversheath according to any one of claim 1 to 9 of described dragging optical cable is made.
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| CN201410831224.7A CN104725697A (en) | 2014-12-22 | 2014-12-22 | Low smoke, zero halogen and flame retardant outer sheath material used for remote cable, preparation method and application of outer sheath material, and remote cable |
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| CN201410831224.7A CN104725697A (en) | 2014-12-22 | 2014-12-22 | Low smoke, zero halogen and flame retardant outer sheath material used for remote cable, preparation method and application of outer sheath material, and remote cable |
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Cited By (7)
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|---|---|---|---|---|
| CN104914527A (en) * | 2015-05-29 | 2015-09-16 | 成都亨通光通信有限公司 | Manufacturing method for high-hardness protective layer used for optical cable |
| CN105153379A (en) * | 2015-08-28 | 2015-12-16 | 苏州莱特复合材料有限公司 | HDPE (high-density polyethylene) alloy and method for preparing same |
| CN105462050A (en) * | 2015-12-23 | 2016-04-06 | 上海至正道化高分子材料股份有限公司 | Graphene modified low-smoke halogen-free flame-retardant sheath material and preparation method thereof |
| CN108017826A (en) * | 2017-12-27 | 2018-05-11 | 常熟市中联光电新材料有限责任公司 | A kind of flame-retardant polyethylene sheathing material and preparation method thereof |
| CN111154171A (en) * | 2019-12-31 | 2020-05-15 | 安徽蒙特尔电缆集团有限公司 | Aging-resistant and cracking-resistant sheath material for mineral insulated cable and preparation method thereof |
| CN117331184A (en) * | 2023-11-20 | 2024-01-02 | 浙江富春江光电科技有限公司 | Aging-resistant outdoor optical cable and preparation method thereof |
| US11871486B2 (en) | 2017-02-01 | 2024-01-09 | Nvent Services Gmbh | Low smoke, zero halogen self-regulating heating cable |
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| CN104914527A (en) * | 2015-05-29 | 2015-09-16 | 成都亨通光通信有限公司 | Manufacturing method for high-hardness protective layer used for optical cable |
| CN105153379A (en) * | 2015-08-28 | 2015-12-16 | 苏州莱特复合材料有限公司 | HDPE (high-density polyethylene) alloy and method for preparing same |
| CN105462050A (en) * | 2015-12-23 | 2016-04-06 | 上海至正道化高分子材料股份有限公司 | Graphene modified low-smoke halogen-free flame-retardant sheath material and preparation method thereof |
| US11871486B2 (en) | 2017-02-01 | 2024-01-09 | Nvent Services Gmbh | Low smoke, zero halogen self-regulating heating cable |
| US11956865B2 (en) | 2017-02-01 | 2024-04-09 | Nvent Services Gmbh | Low smoke, zero halogen self-regulating heating cable |
| CN108017826A (en) * | 2017-12-27 | 2018-05-11 | 常熟市中联光电新材料有限责任公司 | A kind of flame-retardant polyethylene sheathing material and preparation method thereof |
| CN108017826B (en) * | 2017-12-27 | 2020-08-28 | 常熟市中联光电新材料有限责任公司 | Flame-retardant polyethylene sheath material and preparation method thereof |
| CN111154171A (en) * | 2019-12-31 | 2020-05-15 | 安徽蒙特尔电缆集团有限公司 | Aging-resistant and cracking-resistant sheath material for mineral insulated cable and preparation method thereof |
| CN117331184A (en) * | 2023-11-20 | 2024-01-02 | 浙江富春江光电科技有限公司 | Aging-resistant outdoor optical cable and preparation method thereof |
| CN117331184B (en) * | 2023-11-20 | 2024-04-12 | 浙江富春江光电科技有限公司 | Aging-resistant outdoor optical cable and preparation method thereof |
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Application publication date: 20150624 |