CN106633333A - Anti-sticking flame-retardant cable sheath for optical cables - Google Patents

Anti-sticking flame-retardant cable sheath for optical cables Download PDF

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Publication number
CN106633333A
CN106633333A CN201610697500.4A CN201610697500A CN106633333A CN 106633333 A CN106633333 A CN 106633333A CN 201610697500 A CN201610697500 A CN 201610697500A CN 106633333 A CN106633333 A CN 106633333A
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parts
flame
cable sheath
ethylene
vinyl acetate
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CN201610697500.4A
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Inventor
程晓松
孙玉萍
王传威
于德宝
郑晓龙
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Suzhou Hengli Communications Material Co Ltd
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Suzhou Hengli Communications Material Co Ltd
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Priority to CN201610697500.4A priority Critical patent/CN106633333A/en
Publication of CN106633333A publication Critical patent/CN106633333A/en
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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
    • C08L23/08—Copolymers of ethene
    • C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
    • C08L23/0853—Vinylacetate
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
    • H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/29—Protection against damage caused by extremes of temperature or by flame
    • H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • 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
    • 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
    • C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/20—Applications use in electrical or conductive gadgets
    • C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
    • 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
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • 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
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • 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
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • 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
    • C08L2207/066—LDPE (radical process)

Abstract

The invention discloses an anti-sticking flame-retardant cable sheath for optical cables. The anti-sticking flame-retardant cable sheath comprises, by weight, 69 parts of ethylene-vinyl acetate copolymers, 21 parts of high-pressure metallocene polyethylene, 10 parts of modified polyethylene, 105 parts of aluminum hydroxide, 10 parts of magnesium hydroxide, 4.5 parts of silicone master batch, 1.8 parts of polyethylene wax, 20-40 parts of flowable agents, 0.15-0.45 part of antioxidants and 2-5 parts of black master batch. The VA (vinyl acetate) content of the ethylene-vinyl acetate copolymers is 20-28%; the melt flow rate of the high-pressure metallocene polyethylene is lower than or equal to 3 g/10 min under the conditions of the temperature of 190 DEG C and load of 2.16 Kg, and the density of the high-pressure metallocene polyethylene is smaller than 0.92 g/cm<3>. The anti-sticking flame-retardant cable sheath has the advantages that inorganic flame retardants and organic resin are good in compatibility, and accordingly the physical and mechanical properties of products can be improved.

Description

For the antiseized flame-proof cable sheath material of optical cable
Technical field
The present invention relates to a kind of fire-resistant cable material, more particularly to a kind of antiseized flame-proof cable sheath material for optical cable.
Background technology
As people are to environmental protection and the enhancing of safety consciousness, the requirement more and more higher to cable jacket material not only will have excellent Different physical and mechanical propertiess, but also to have higher fire resistance, shown according to pertinent literature statistical data, in a fire absolutely Most people is not burnt to death, but loses the chance of escape due to suffocating caused by substantial amounts of cigarette, toxic gas, finally loses life Life.Therefore, low smoke halogen-free fire retardant polyolefin cable material is gradually replacing traditional PVC cable protections as a kind of product of environmental protection Jacking.Since " the Chinese FTTH first year " in 2008, the Domestic Carriers such as China Telecom carry forward vigorously " light entering and copper back ", and this is to more Core room（Office）Interior optical cable brings wide market, also gives multicore room（Office）The low-smoke non-halogen flame-retardant of the tissue adhesion needed for interior optical cable Protective cover material brings wide market.
According to disclosed Chinese patent CN 1445793A [a kind of low smoke halogen-free fire retardant polyolefin cable material and its preparation side Method] and CN 1796450A [a kind of low smoke halogen-free fire retardant polyolefin cable material and preparation method thereof] show to prepare halogen-free flameproof and gather The matrix material that alkene cable is adopted is for ethylene-vinyl acetate（EVA）And high density polyethylene (HDPE)（HDPE）, add substantial amounts of nothing Machine aluminium hydroxide, flame retardant of magnesium hydroxide, add in addition the auxiliary agents such as Tissuemat E, antioxidant, color masterbatch.In such formula system There is following some deficiency：First, the processing temperature that substantial amounts of high density polyethylene (HDPE) causes product is added（150℃~160℃）Compared with It is high, it is easy to the subelement adhesion of core, it is impossible to meet multicore room（Office）The requirement of interior cable jacket；2nd, product is in the course of processing Middle extrusion is not sufficiently stable, and causes the external diameter fluctuation of optical cable larger.
The content of the invention
It is an object of the invention to provide a kind of antiseized flame-proof cable sheath material for optical cable, which solves plus man-hour and light The technical problem of cable cartridge units adhesion, improves the processing characteristics of product so that cable outer diameter is uniform, so as to ensure that light The contraction integrity of cable core, signal is not in wherein significantly to decay in transmitting procedure；Meanwhile, cable tensile strain intensity >= 13MPa, elongation at break >=250%, oxygen index (OI) >=34%, with excellent mechanical performance.
To reach above-mentioned purpose, the technical solution used in the present invention is：A kind of antiseized flame-proof cable sheath for optical cable Material, the antiseized flame-proof cable sheath material is made up of the component of following weight portion：69 parts of ethylene-vinyl acetate copolymer, height It is 21 parts of metallocene PE of pressure, 10 parts of modified poly ethylene, 105 parts of aluminium hydroxide, 10 parts of magnesium hydroxide, 4.5 parts of silicone masterbatch, poly- 1.8 parts of ethylene waxes, 20 ~ 40 parts of flowable, 0.15 ~ 0.45 part of antioxidant, 2 ~ 5 parts of black masterbatch；
The VA contents of the ethylene-vinyl acetate copolymer are 20 ~ 28%；
High pressure metallocene PE melt index≤3g/10min under 190 DEG C, 2.16Kg, density is less than 0.92g/cm.
Further improved technical scheme is as follows in above-mentioned technical proposal：
1. in such scheme, the aluminium hydroxide, ratio whiteness >=95% of magnesium hydroxide, preferably 98%, its particle diameter is 1 ~ 1.5 μ m。
2. in such scheme, Tissuemat E softening point >=90 DEG C, masterbatch content of carbon black 45% ~ 50%.
3. in such scheme, the maleic anhydride grafting ratio of the modified poly ethylene selects 0.5 ~ 1.
Due to the utilization of above-mentioned technical proposal, the present invention has compared with prior art following advantages：
1. the present invention solves product viscous with core during production and use for the antiseized flame-proof cable sheath material of optical cable Connect and extrude the unstable technical problem for causing cable outer diameter to fluctuate, at present the low smoke halogen-free fire retardant polyolefin cable material of production is adopted Lubricated with the inorganic combustion inhibitors such as ethylene-vinyl acetate, high density polyethylene (HDPE), aluminium hydroxide, magnesium hydroxide, Tissuemat E etc. The auxiliary agents such as agent, antioxidant, color masterbatch, and the present invention adopts ethylene-vinyl acetate, special modified polyethylene, high pressure metallocene Polyethylene（EPPE）Used as matrix material, aluminium hydroxide, magnesium hydroxide are fire retardant in this matrix material, then add silicone mother The auxiliary agents such as material, Tissuemat E, flowable, antioxidant, color masterbatch；The special modified polyethylene of present invention addition is except as matrix Outward, the also effect with coupling agent, can make inorganic combustion inhibitor have the preferable compatibility with organic resin, so as to improve product The physical and mechanical propertiess of product, cable tensile strain intensity >=13MPa, elongation at break >=250%, oxygen index (OI) >=34%；And the silicon for adding Ketone masterbatch and specific compounding matrix synergism, persistently can further increase scratch-resistant and anti-wear performance, improve surface gloss, Improve the mobility of plastic processing, reduce moment of torsion, filling ability；Resin demoulding in the complicated mold base of high temperature is improved, in screw rod In it is non-slip, be conducive to extrusion processing.
2. the present invention abandons high density polyethylene (HDPE) of the prior art for the antiseized flame-proof cable sheath material of optical cable Reduce the processing temperature of product（135℃~145℃）, from certain content various ingredients as base material, when improve high temperature Melt strength, improve the melt fracture problem that occurs because of poor compatibility, and then improve the smoothness of extrusion jacket surface, it is high Pressure metallocene PE EPPE is that a kind of density is less than 0.92g/cm3, polyethylene of the melt index less than 3g/10min, it makes Obtain product of the present invention and there is good processing characteristics, reduce resistance during screw rod shearing, reduce the electric current of screw rod so that product The plastic emitting when high temperature is extruded is stablized, and flowable is added and causes product to have certain anti-flammability, alternative fire retardant such as hydroxide Aluminum, while having certain lubricant effect, it is possible to decrease mobility of the product in extrusion, improves Product processing performance.
3. the present invention is used for the antiseized flame-proof cable sheath material of optical cable, while adding tissue adhesion flowable so as to solve Sheath and the technical problem of core subelement adhesion, by adding silicone masterbatch, Tissuemat E, flowable etc. product is effectively increased The processing characteristics of product so that extrusion stable prod surface is smooth, uniform external diameter.By add silicone masterbatch and flowable also with hydrogen Aluminium oxide, magnesium hydroxide have certain cooperative flame retardant effect, improve the fire resistance of product；Secondly, material used by this product Material does not contain halogen, therefore smoke amount is less during environmental protection burning.
Specific embodiment
With reference to embodiment, the invention will be further described：
Embodiment：A kind of antiseized flame-proof cable sheath material for optical cable, the antiseized flame-proof cable sheath material is by following weight The component composition of part：
Ethylene-vinyl acetate copolymer（EVA）69 parts,
High pressure metallocene PE（EPPE）21 parts,
10 parts of modified poly ethylene,
105 parts of aluminium hydroxide,
10 parts of magnesium hydroxide,
4.5 parts of silicone masterbatch,
1.8 parts of Tissuemat E,
20 parts of flowable,
0.45 part of antioxidant,
3 parts of black masterbatch；
The VA contents of the ethylene-vinyl acetate copolymer are 20 ~ 28%；
High pressure metallocene PE melt index≤3g/10min under 190 DEG C, 2.16Kg, density is less than 0.92g/cm.
Above-mentioned flowable is the production of Haimen Xinlong Xiang special plastic company limited.
Ratio whiteness >=95% of above-mentioned aluminium hydroxide, magnesium hydroxide, preferably 98%, its particle diameter is 1 ~ 1.5 μm.
Above-mentioned Tissuemat E softening point >=90 DEG C, masterbatch content of carbon black 45% ~ 50%.
The maleic anhydride grafting ratio of above-mentioned modified poly ethylene selects 0.5 ~ 1.
Antiseized flame-proof cable sheath material preparation process for optical cable is as follows：Recipe ingredient accurate weighing according to product is each The weight of component, is accurate to ± 1%, will weigh accurate raw material and is added to plastic cement kneader（Banbury）In kneaded, when Between about 12 ~ 15min, temperature is 150 ~ 160 DEG C so that each component mix homogeneously, is plastified completely.Double rank extrusions are passed it through again Unit extruding pelletization, pelletize using it is air-cooled it is fervent by the way of, then after conveyance conduit delivers to cyclone separator, finished product bin Packaging.
Performance test results：
To sum up, the present invention for optical cable antiseized flame-proof cable sheath material, solve product during production and use with core Adhesion and the unstable technical problem for causing cable outer diameter to fluctuate of extrusion, the low smoke halogen-free fire retardant polyolefin cable material for producing at present Lubricated using the inorganic combustion inhibitors such as ethylene-vinyl acetate, high density polyethylene (HDPE), aluminium hydroxide, magnesium hydroxide, Tissuemat E etc. The auxiliary agents such as agent, antioxidant, color masterbatch, and the present invention adopts ethylene-vinyl acetate, special modified polyethylene, high pressure metallocene Polyethylene（EPPE）Used as matrix material, aluminium hydroxide, magnesium hydroxide are fire retardant in this matrix material, then add silicone mother The auxiliary agents such as material, Tissuemat E, flowable, antioxidant, color masterbatch；The special modified polyethylene of present invention addition is except as matrix Outward, the also effect with coupling agent, can make inorganic combustion inhibitor have the preferable compatibility with organic resin, so as to improve product The physical and mechanical propertiess of product, cable tensile strain intensity >=13MPa, elongation at break >=250%, oxygen index (OI) >=34%.Secondly, the present invention For the antiseized flame-proof cable sheath material of optical cable, the processing temperature that high density polyethylene (HDPE) of the prior art reduces product is abandoned Degree（135℃~145℃）, from certain content various ingredients as base material, improve melt strength during high temperature, improve because Poor compatibility and the melt fracture problem that occurs, and then improve the smoothness of extrusion jacket surface, high pressure metallocene PE EPPE is that a kind of density is less than 0.92g/cm3, polyethylene of the melt index less than 3g/10min, it causes product of the present invention to have There is good processing characteristics, reduce resistance during screw rod shearing, reduce the electric current of screw rod so that product when high temperature is extruded Glue is stablized.Again, the present invention is used for the antiseized flame-proof cable sheath material of optical cable, while adding tissue adhesion flowable so as to solve Sheath and the technical problem of core subelement adhesion, by adding silicone masterbatch, Tissuemat E, flowable etc. product is effectively increased The processing characteristics of product so that extrusion stable prod surface is smooth, uniform external diameter.By add silicone masterbatch and flowable also with hydrogen Aluminium oxide, magnesium hydroxide have certain cooperative flame retardant effect, improve the fire resistance of product；Secondly, material used by this product Material does not contain halogen, therefore smoke amount is less during environmental protection burning.
Above-described embodiment technology design only to illustrate the invention and feature, its object is to allow person skilled in the art Scholar will appreciate that present disclosure and implement according to this, can not be limited the scope of the invention with this.It is all according to the present invention Equivalence changes or modification that spirit is made, all should be included within the scope of the present invention.

Claims (3)

1. a kind of antiseized flame-proof cable sheath material for optical cable, it is characterised in that：The antiseized flame-proof cable sheath material by with The component composition of lower weight portion：69 parts of ethylene-vinyl acetate copolymer, 21 parts of high pressure metallocene PE, modified poly ethylene 10 parts, it is 105 parts of aluminium hydroxide, 10 parts of magnesium hydroxide, 4.5 parts of silicone masterbatch, 1.8 parts of Tissuemat E, 20 ~ 40 parts of flowable, anti- 0.15 ~ 0.45 part of oxygen agent, 2 ~ 5 parts of black masterbatch；
The VA contents of the ethylene-vinyl acetate copolymer are 20 ~ 28%；
High pressure metallocene PE melt index≤3g/10min under 190 DEG C, 2.16Kg, density is less than 0.92g/cm.
2. low-smoke flame-proof cable material according to claim 1, it is characterised in that：The Malaysia of the modified poly ethylene Anhydride percent grafting selects 0.5 ~ 1.
3. tissue adhesion fireproofing cable material without halide according to claim 1, it is characterised in that：The Tissuemat E softens Point >=90 DEG C, masterbatch content of carbon black 45% ~ 50%.
CN201610697500.4A 2012-12-04 2012-12-04 Anti-sticking flame-retardant cable sheath for optical cables Pending CN106633333A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610697500.4A CN106633333A (en) 2012-12-04 2012-12-04 Anti-sticking flame-retardant cable sheath for optical cables

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201210511271.4A CN103849063B (en) 2012-12-04 2012-12-04 Optical cable tissue adhesion fireproofing cable material without halide
CN201610697500.4A CN106633333A (en) 2012-12-04 2012-12-04 Anti-sticking flame-retardant cable sheath for optical cables

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Application Number Title Priority Date Filing Date
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CN106633333A true CN106633333A (en) 2017-05-10

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Family Applications (11)

Application Number Title Priority Date Filing Date
CN201610710368.6A Pending CN106432886A (en) 2012-12-04 2012-12-04 Environment-friendly anti-adhesion polyolefin cable material
CN201610448020.4A Pending CN106519404A (en) 2012-12-04 2012-12-04 Low-smoking-amount flame retardant cable material for optical fiber communication
CN201610710334.7A Active CN106432884B (en) 2012-12-04 2012-12-04 Scratch-resistant Halogen insulating sheath material
CN201610697040.5A Pending CN106633332A (en) 2012-12-04 2012-12-04 Low-smoke halogen-free cable sheath for telecommunication cables
CN201610448018.7A Pending CN106519403A (en) 2012-12-04 2012-12-04 Low-smoke halogen-free flame-retardant polyolefin cable material
CN201610710367.1A Active CN106432885B (en) 2012-12-04 2012-12-04 Convenient for squeezing out the polyolefine cable sheath material of processing
CN201610697500.4A Pending CN106633333A (en) 2012-12-04 2012-12-04 Anti-sticking flame-retardant cable sheath for optical cables
CN201610710333.2A Pending CN106432883A (en) 2012-12-04 2012-12-04 Insulation material for anti-adhesion scratch-resistant cable
CN201610697036.9A Pending CN106633331A (en) 2012-12-04 2012-12-04 Cable material with high tensile strength and low smoke generation amount
CN201610697041.XA Pending CN106397948A (en) 2012-12-04 2012-12-04 Flame-retardant cable insulation material for high-speed extrusion
CN201210511271.4A Active CN103849063B (en) 2012-12-04 2012-12-04 Optical cable tissue adhesion fireproofing cable material without halide

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Application Number Title Priority Date Filing Date
CN201610710368.6A Pending CN106432886A (en) 2012-12-04 2012-12-04 Environment-friendly anti-adhesion polyolefin cable material
CN201610448020.4A Pending CN106519404A (en) 2012-12-04 2012-12-04 Low-smoking-amount flame retardant cable material for optical fiber communication
CN201610710334.7A Active CN106432884B (en) 2012-12-04 2012-12-04 Scratch-resistant Halogen insulating sheath material
CN201610697040.5A Pending CN106633332A (en) 2012-12-04 2012-12-04 Low-smoke halogen-free cable sheath for telecommunication cables
CN201610448018.7A Pending CN106519403A (en) 2012-12-04 2012-12-04 Low-smoke halogen-free flame-retardant polyolefin cable material
CN201610710367.1A Active CN106432885B (en) 2012-12-04 2012-12-04 Convenient for squeezing out the polyolefine cable sheath material of processing

Family Applications After (4)

Application Number Title Priority Date Filing Date
CN201610710333.2A Pending CN106432883A (en) 2012-12-04 2012-12-04 Insulation material for anti-adhesion scratch-resistant cable
CN201610697036.9A Pending CN106633331A (en) 2012-12-04 2012-12-04 Cable material with high tensile strength and low smoke generation amount
CN201610697041.XA Pending CN106397948A (en) 2012-12-04 2012-12-04 Flame-retardant cable insulation material for high-speed extrusion
CN201210511271.4A Active CN103849063B (en) 2012-12-04 2012-12-04 Optical cable tissue adhesion fireproofing cable material without halide

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CN114456461A (en) * 2020-11-09 2022-05-10 苏州亨利通信材料有限公司 Flame-retardant polyethylene cable material meeting bundled A-grade combustion
CN115477806A (en) * 2022-10-12 2022-12-16 盐城市顺泽工贸有限公司 Low-smoke halogen-free flame-retardant sheath material

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CN104164032A (en) * 2014-08-07 2014-11-26 上海三承高分子材料科技有限公司 High-performance flame-retardant cable sheath material and preparation method thereof
CN104693583A (en) * 2015-04-03 2015-06-10 中广核三角洲（苏州）高聚物有限公司 Thermoplastic high-strength low-smoke halogen-free flame-retardant cable material for rail transit
CN105295184B (en) * 2015-05-14 2017-11-03 欧宝聚合物江苏有限公司 A kind of 125 DEG C of high abrasion low-smoke zero-halogen cable materials and preparation method
CN106674712B (en) * 2016-12-19 2019-11-29 上海至正道化高分子材料股份有限公司 A kind of anti stick low-smoke non-halogen flame-retardant protecting sleeve of optical cable and preparation method thereof
CN114566320A (en) * 2019-06-20 2022-05-31 广西纵览线缆集团有限公司 High-toughness optical fiber composite cable
CN110982160A (en) * 2019-11-13 2020-04-10 苏州亨利通信材料有限公司 Preparation method of weather-resistant photoelectric PE sheath material
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CN103849063A (en) 2014-06-11
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CN106519403A (en) 2017-03-22
CN103849063B (en) 2016-10-19

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