CN106279893A - Anti-saline alkali corrosion optical cable plastic material and preparation technology - Google Patents
Anti-saline alkali corrosion optical cable plastic material and preparation technology Download PDFInfo
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- 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
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- 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
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Abstract
nullThe open a kind of anti-saline alkali corrosion optical cable plastic material of the present invention and preparation method，Plastic material includes the raw material of following weight ratio: polyvinyl resin 100 150 parts、Politef 75 85 parts、Noryl 20 25 parts、Thermoplastic resin 22 28 parts、Epoxy resin 48 56 parts、32 38 parts of butadiene-styrene rubber、8 12 parts of zinc sulfate、N-butyl alcohol 6 12 parts、Halogen-free flame retardants 9 12 parts、Zinc stearate 20 26 parts、Butyl rubber 58 parts、Nano zinc oxide powder 8 12 parts、12 16 parts of polypropylene、Sodium silicate 24 parts、Bispenol epoxy vinyl base resin 25 30 parts、Ethylene-vinyl acetate copolymer 22 28 parts、NC Nitroncellulose 34 parts、Calcinated argil 13 16 parts、46 parts of quinoline age resistor、Hydration zinc borate 6 10 parts、Ferrum ferrum boron magnetic powder 10 14 parts、1 1.5 parts of antioxidant.This product has a superior anti-saline alkali corrosion performance, and tensile property and bending performance to be substantially better than ordinary optical cable plastic material, flexibility and ageing resistance good, overall serviceability is more preferable, is beneficial to effectively extend the service life of product.
Description
Technical field
The present invention relates to optical cable art, refer in particular to a kind of anti-saline alkali corrosion optical cable plastic material and preparation technology.
Background technology
China is vast in territory, all kinds of with a varied topography, weather variation, often has monsoon or sand and dust wind in coastal or west area
Sudden and violent weather, owing to not being exclusively used in salt affected soil in existing communications facility, the optical cable of resistance to chemical attack is supporting, and intelligence often uses
The optical cable of rule substitutes, and conventional communications optical cable cannot adapt to wind erosion and saline and alkaline erosion environment, usually because of salt, alkali, acid corrosion, sea water
Humidity, wind-force stretching makes transmission line of electricity break down, shortens the service life of communications optical cable, causes engineering cost to increase even
Shelve；Optical cable is owing to being arranged on open air, severe in some areas local environment, for tension, the torsion low temperature resistant, resistance to of optical cable especially
There are the highest requirement in Qu Xingneng, service life.
Summary of the invention
In view of this, the present invention is directed to the disappearance of prior art existence, its main purpose is to provide a kind of anti-saline alkali corrosion
Optical cable plastic material and preparation technology, it can effectively solve the performances such as existing optical cable anti-saline alkali corrosion performance less than causing the life-span
Low problem.
For achieving the above object, the present invention uses such as purgation technical scheme:
A kind of anti-saline alkali corrosion optical cable plastic material, includes the raw material of following weight ratio: polyvinyl resin 100-150
Part, politef 75-85 part, Noryl 20-25 part, thermoplastic resin 22-28 part, epoxy resin 48-56 part,
Butadiene-styrene rubber 32-38 part, zinc sulfate 8-12 part, n-butyl alcohol 6-12 part, halogen-free flame retardants 9-12 part, zinc stearate 20-26
Part, butyl rubber 5-8 part, nano zinc oxide powder 8-12 part, polypropylene 12-16 part, sodium silicate 2-4 part, bispenol epoxy vinyl base
Resin 25-30 part, ethylene-vinyl acetate copolymer 22-28 part, NC Nitroncellulose 3-4 part, calcinated argil 13-16 part, quinoline
Quinoline age resistor 4-6 part, hydration zinc borate 6-10 part, ferrum ferrum boron magnetic powder 10-14 part, antioxidant 1-1.5 part.
As a kind of preferred version, described antioxidant is the one in antioxidant 1010, antioxidant 1076, irgasfos 168
Or multiple mixture.
As a kind of preferred version, described polyvinyl resin includes ldpe resin and high density polyethylene (HDPE) tree
Fat, the content of ldpe resin is 5-6 times of the content of high-density polyethylene resin.
The preparation technology of a kind of anti-saline alkali corrosion optical cable plastic material, includes following steps:
(1) polyvinyl resin, politef, Noryl, thermoplastic resin, epoxy resin, butadiene-styrene rubber, zinc sulfate,
N-butyl alcohol, halogen-free flame retardants, zinc stearate, butyl rubber, nano zinc oxide powder, polypropylene, sodium silicate, hydration zinc borate, ferrum ferrum
Boron magnetic powder and antioxidant are added sequentially in high-speed mixer, and blender carries out after having fed evacuation, arrive and set very
After reciprocal of duty cycle, stopping evacuation and start blender, carrying out mixing and emulsifying under the conditions of being heated to 95 DEG C, mixed dissolution is the most equal
Even, obtain compound A；
(2) bispenol epoxy vinyl base resin, ethylene-vinyl acetate copolymer, quinoline age resistor, NC Nitroncellulose and calcining are made pottery
Soil joins the compound A in step (1), carries out mixing and emulsifying under the conditions of 105 DEG C, and mixed dissolution is completely uniform, is mixed
Close material B；
(3) extrusion molding: the compound B in step (2) is extruded in the mono-/bis-screw machine of 285 degree, draw, pelletize, screw rod
The rotating speed of machine is 1100 revs/min.
The present invention compared with prior art has clear advantage and beneficial effect, specifically, by technique scheme
Understand:
By using inventive formulation machine technique to prepare anti-saline alkali corrosion optical cable plastic material, there is superior anti-saline and alkaline corruption
Erosion performance, and tensile property and bending performance to be substantially better than ordinary optical cable plastic material, flexibility and ageing resistance good, overall
Serviceability is more preferable, is beneficial to effectively extend the service life of product.
Detailed description of the invention
The present invention discloses a kind of anti-saline alkali corrosion optical cable plastic material, includes the raw material of following weight ratio: poly-second
Olefine resin 100-150 part, politef 75-85 part, Noryl 20-25 part, thermoplastic resin 22-28 part, epoxy
Resin 48-56 part, butadiene-styrene rubber 32-38 part, zinc sulfate 8-12 part, n-butyl alcohol 6-12 part, halogen-free flame retardants 9-12 part,
Zinc stearate 20-26 part, butyl rubber 5-8 part, nano zinc oxide powder 8-12 part, polypropylene 12-16 part, sodium silicate 2-4 part,
Bispenol epoxy vinyl base resin 25-30 part, ethylene-vinyl acetate copolymer 22-28 part, NC Nitroncellulose 3-4 part, calcining
Potter's clay 13-16 part, quinoline age resistor 4-6 part, hydration zinc borate 6-10 part, ferrum ferrum boron magnetic powder 10-14 part, antioxidant 1-
1.5 part.Described polyvinyl resin includes ldpe resin and high-density polyethylene resin, ldpe resin
Content be 5-6 times of content of high-density polyethylene resin.Described antioxidant is antioxidant 1010, antioxidant 1076, antioxygen
One or more mixture in agent 168.
Invention additionally discloses the preparation technology of a kind of anti-saline alkali corrosion optical cable plastic material, include following steps:
(1) polyvinyl resin, politef, Noryl, thermoplastic resin, epoxy resin, butadiene-styrene rubber, zinc sulfate,
N-butyl alcohol, halogen-free flame retardants, zinc stearate, butyl rubber, nano zinc oxide powder, polypropylene, sodium silicate, hydration zinc borate, ferrum ferrum
Boron magnetic powder and antioxidant are added sequentially in high-speed mixer, and blender carries out after having fed evacuation, arrive and set very
After reciprocal of duty cycle, stopping evacuation and start blender, carrying out mixing and emulsifying under the conditions of being heated to 95 DEG C, mixed dissolution is the most equal
Even, obtain compound A.
(2) by bispenol epoxy vinyl base resin, ethylene-vinyl acetate copolymer, quinoline age resistor, NC Nitroncellulose with forge
Burning potter's clay and join the compound A in step (1), carry out mixing and emulsifying under the conditions of 105 DEG C, mixed dissolution is completely uniform,
To compound B.
(3) extrusion molding: the compound B in step (2) is extruded in the mono-/bis-screw machine of 285 degree, draw, pelletize,
The rotating speed of screw machine is 1100 revs/min.
With multiple embodiments, the invention will be further described below:
Embodiment 1:
A kind of anti-saline alkali corrosion optical cable plastic material, includes the raw material of following weight ratio: polyvinyl resin 100 parts, poly-
78 parts of tetrafluoroethene, Noryl 22 parts, thermoplastic resin 26 parts, epoxy resin 50 parts, 35 parts of butadiene-styrene rubber, sulphuric acid
9 parts of zinc, n-butyl alcohol 7 parts, halogen-free flame retardants 10 parts, zinc stearate 24 parts, butyl rubber 6 parts, nano zinc oxide powder 9
Part, 13 parts of polypropylene, sodium silicate 3 parts, bispenol epoxy vinyl base resin 26 parts, ethylene-vinyl acetate copolymer 27 parts, nitro
Cellulose 3 parts, calcinated argil 15 parts, 5 parts of quinoline age resistor, hydration zinc borate 10 parts, ferrum ferrum boron magnetic powder 12 parts, antioxygen
Agent 1 part.Described polyvinyl resin includes ldpe resin and high-density polyethylene resin, Low Density Polyethylene tree
The content of fat is 5 times of the content of high-density polyethylene resin.Described antioxidant is antioxidant 1010.
The preparation technology of the present embodiment is identical with aforesaid preparation technology, is not the preparation technology of the present embodiment in detail at this
Thin narration.
Embodiment 2:
A kind of anti-saline alkali corrosion optical cable plastic material, includes the raw material of following weight ratio: polyvinyl resin 120 parts, poly-
75 parts of tetrafluoroethene, Noryl 20 parts, thermoplastic resin 25 parts, epoxy resin 48 parts, 34 parts of butadiene-styrene rubber, sulphuric acid
10 parts of zinc, n-butyl alcohol 8 parts, halogen-free flame retardants 9 parts, zinc stearate 21 parts, butyl rubber 5 parts, nano zinc oxide powder 8.5
Part, 12 parts of polypropylene, sodium silicate 2.5 parts, bispenol epoxy vinyl base resin 27 parts, ethylene-vinyl acetate copolymer 28 parts, nitre
Base cellulose 3.2 parts, calcinated argil 13 parts, 4 parts of quinoline age resistor, hydration zinc borate 9 parts, ferrum ferrum boron magnetic powder 13 parts, anti-
Oxygen agent 1.3 parts.Described polyvinyl resin includes ldpe resin and high-density polyethylene resin, low density polyethylene
The content of olefine resin is 6 times of the content of high-density polyethylene resin.Described antioxidant is antioxidant 1076.
The preparation technology of the present embodiment is identical with aforesaid preparation technology, is not the preparation technology of the present embodiment in detail at this
Thin narration.
Embodiment 3:
A kind of anti-saline alkali corrosion optical cable plastic material, includes the raw material of following weight ratio: polyvinyl resin 110 parts, poly-
85 parts of tetrafluoroethene, Noryl 23 parts, thermoplastic resin 22 parts, epoxy resin 52 parts, 32 parts of butadiene-styrene rubber, sulphuric acid
8 parts of zinc, n-butyl alcohol 6 parts, halogen-free flame retardants 9.5 parts, zinc stearate 20 parts, butyl rubber 7 parts, nano zinc oxide powder 8
Part, 15 parts of polypropylene, sodium silicate 2 parts, bispenol epoxy vinyl base resin 25 parts, ethylene-vinyl acetate copolymer 24 parts, nitro
Cellulose 3.4 parts, calcinated argil 14 parts, 6 parts of quinoline age resistor, hydration zinc borate 8 parts, ferrum ferrum boron magnetic powder 14 parts, antioxygen
Agent 1.2 parts.Described polyvinyl resin includes ldpe resin and high-density polyethylene resin, Low Density Polyethylene
The content of resin is 5.5 times of the content of high-density polyethylene resin.Described antioxidant is irgasfos 168.
The preparation technology of the present embodiment is identical with aforesaid preparation technology, is not the preparation technology of the present embodiment in detail at this
Thin narration.
Embodiment 4:
A kind of anti-saline alkali corrosion optical cable plastic material, includes the raw material of following weight ratio: polyvinyl resin 140 parts, poly-
84 parts of tetrafluoroethene, Noryl 24 parts, thermoplastic resin 23 parts, epoxy resin 56 parts, 33 parts of butadiene-styrene rubber, sulphuric acid
12 parts of zinc, n-butyl alcohol 7.5 parts, halogen-free flame retardants 10.8 parts, zinc stearate 22 parts, butyl rubber 8 parts, nano zine oxide
12 parts of powder, 16 parts of polypropylene, sodium silicate 3.5 parts, bispenol epoxy vinyl base resin 28 parts, ethylene-vinyl acetate copolymer 22
Part, NC Nitroncellulose 3.6 parts, calcinated argil 16 parts, 4.5 parts of quinoline age resistor, hydration zinc borate 7 parts, ferrum ferrum boron magnetic powder
10 parts, 1.5 parts of antioxidant.Described polyvinyl resin includes ldpe resin and high-density polyethylene resin, low close
The content of degree polyvinyl resin is 5.4 times of the content of high-density polyethylene resin.Described antioxidant is antioxidant 1010, antioxygen
Agent 1076 and the mixture of irgasfos 168.
The preparation technology of the present embodiment is identical with aforesaid preparation technology, is not the preparation technology of the present embodiment in detail at this
Thin narration.
Embodiment 5:
A kind of anti-saline alkali corrosion optical cable plastic material, includes the raw material of following weight ratio: polyvinyl resin 150 parts, poly-
82 parts of tetrafluoroethene, Noryl 25 parts, thermoplastic resin 24 parts, epoxy resin 55 parts, 38 parts of butadiene-styrene rubber, sulphuric acid
11 parts of zinc, n-butyl alcohol 9 parts, halogen-free flame retardants 12 parts, zinc stearate 23 parts, butyl rubber 5.5 parts, nano zinc oxide powder
11 parts, 14 parts of polypropylene, sodium silicate 4 parts, bispenol epoxy vinyl base resin 29 parts, ethylene-vinyl acetate copolymer 23 parts, nitre
Base cellulose 4 parts, calcinated argil 13.5 parts, 5.3 parts of quinoline age resistor, hydration zinc borate 6 parts, ferrum ferrum boron magnetic powder 10.8
Part, 1.1 parts of antioxidant.Described polyvinyl resin includes ldpe resin and high-density polyethylene resin, low-density
The content of polyvinyl resin is 5.8 times of the content of high-density polyethylene resin.Described antioxidant is antioxidant 1010 and antioxygen
The mixture of agent 1076.
The preparation technology of the present embodiment is identical with aforesaid preparation technology, is not the preparation technology of the present embodiment in detail at this
Thin narration.
Embodiment 6:
A kind of anti-saline alkali corrosion optical cable plastic material, includes the raw material of following weight ratio: polyvinyl resin 135 parts, poly-
83 parts of tetrafluoroethene, Noryl 21 parts, thermoplastic resin 27 parts, epoxy resin 54 parts, 37 parts of butadiene-styrene rubber, sulphuric acid
9.5 parts of zinc, n-butyl alcohol 10 parts, halogen-free flame retardants 11 parts, zinc stearate 25 parts, butyl rubber 6.2 parts, nano zine oxide
10 parts of powder, 12.5 parts of polypropylene, sodium silicate 2.8 parts, bispenol epoxy vinyl base resin 30 parts, ethylene-vinyl acetate copolymer
26 parts, NC Nitroncellulose 3.8 parts, calcinated argil 14.7 parts, 4.8 parts of quinoline age resistor, hydration zinc borate 6.5 parts, ferrum ferrum boron
Magnetic powder 12.5 parts, 1.4 parts of antioxidant.Described polyvinyl resin includes ldpe resin and high density polyethylene (HDPE) tree
Fat, the content of ldpe resin is 5.2 times of the content of high-density polyethylene resin.Described antioxidant is antioxidant
1076 and the mixture of irgasfos 168.
The preparation technology of the present embodiment is identical with aforesaid preparation technology, is not the preparation technology of the present embodiment in detail at this
Thin narration.
Embodiment 7:
A kind of anti-saline alkali corrosion optical cable plastic material, includes the raw material of following weight ratio: polyvinyl resin 126 parts, poly-
79 parts of tetrafluoroethene, Noryl 22 parts, thermoplastic resin 28 parts, epoxy resin 49 parts, 36 parts of butadiene-styrene rubber, sulphuric acid
10.5 parts of zinc, n-butyl alcohol 12 parts, halogen-free flame retardants 11.4 parts, zinc stearate 26 parts, butyl rubber 7.3 parts, nano oxidized
Zinc powder 9.5 parts, 13.4 parts of polypropylene, sodium silicate 2.4 parts, bispenol epoxy vinyl base resin 27 parts, ethene-vinyl acetate copolymerization
Thing 25 parts, NC Nitroncellulose .7 part, calcinated argil 15.2 parts, 4.2 parts of quinoline age resistor, hydration zinc borate 8.5 parts, ferrum
Ferrum boron magnetic powder 13.2 parts, 1.1 parts of antioxidant.Described polyvinyl resin includes ldpe resin and high-density polyethylene
Olefine resin, the content of ldpe resin is 5.7 times of the content of high-density polyethylene resin.Described antioxidant is antioxygen
The mixture of agent 1010, antioxidant 1076 and irgasfos 168.
The preparation technology of the present embodiment is identical with aforesaid preparation technology, is not the preparation technology of the present embodiment in detail at this
Thin narration.
Embodiment 8:
A kind of anti-saline alkali corrosion optical cable plastic material, includes the raw material of following weight ratio: polyvinyl resin 138 parts, poly-
80 parts of tetrafluoroethene, Noryl 24 parts, thermoplastic resin 26 parts, epoxy resin 51 parts, 34 parts of butadiene-styrene rubber, sulphuric acid
11.6 parts of zinc, n-butyl alcohol 11 parts, halogen-free flame retardants 10.2 parts, zinc stearate 25 parts, butyl rubber 7.8 parts, nano oxidized
Zinc powder 10.5 parts, 15.6 parts of polypropylene, sodium silicate 3.8 parts, bispenol epoxy vinyl base resin 26 parts, ethene-vinyl acetate copolymerization
Thing 24 parts, NC Nitroncellulose 3.4 parts, calcinated argil 15.8 parts, 5.8 parts of quinoline age resistor, hydration zinc borate 7.5 parts, ferrum
Ferrum boron magnetic powder 11 parts, 1.4 parts of antioxidant.Described polyvinyl resin includes ldpe resin and high density polyethylene (HDPE)
Resin, the content of ldpe resin is 5.6 times of the content of high-density polyethylene resin.Described antioxidant is antioxidant
1010 and the mixture of irgasfos 168.
The preparation technology of the present embodiment is identical with aforesaid preparation technology, is not the preparation technology of the present embodiment in detail at this
Thin narration.
The anti-saline alkali corrosion optical cable plastic material that each embodiment above-mentioned prepares is separately immersed in different test mediums
In, under the conditions of 75 DEG C, soak 150h, carry out anti-saline alkali corrosion performance test, and with the optical cable plastic material bought on the market be
Matched group is tested.
Calculate the rate of corrosion of optical cable plastic material, rate of corrosion=(light after optical cable plastic material original quality-immersion medium
Cable plastic material quality)/optical cable plastic material original quality × 100%, the optical cable plastic material of embodiment 1-8 resists saline and alkaline corruption
Erosion performance test the results are shown in Table 1；
Table 1 different medium rate of corrosion to optical cable plastic material
From table 1, the optical cable plastic material anti-saline alkali corrosion rate of embodiment 1-8 is significantly lower than matched group optical cable plastic material
Rate of corrosion, illustrate that the anti-saline alkali corrosion performance of optical cable plastic material is more superior, more effectively extend the use of product
Life-span.
The anti-saline alkali corrosion optical cable plastic material below each embodiment above-mentioned prepared and ordinary optical cable plastic material
Carrying out performance test, test result is as shown in table 2 below:
The properties of table 2 optical cable plastic material
From table 2, tensile property and the bending performance of the optical cable plastic material of embodiment 1-8 are substantially better than matched group optical cable
The tensile property of plastic material and bending performance, serviceability is more preferable.
The design focal point of the present invention is: mould by using inventive formulation machine technique to prepare anti-saline alkali corrosion optical cable
Glue material, has superior anti-saline alkali corrosion performance, and tensile property and bending performance are substantially better than ordinary optical cable plastic cement material
Material, flexibility and ageing resistance are good, and overall serviceability is more preferable, are beneficial to effectively extend the service life of product.
The above, be only presently preferred embodiments of the present invention, not impose any restrictions the technical scope of the present invention,
Therefore any trickle amendment, equivalent variations and modification that above example is made by every technical spirit according to the present invention, the most still
Belong in the range of technical solution of the present invention.
Claims (4)
1. an anti-saline alkali corrosion optical cable plastic material, it is characterised in that: include the raw material of following weight ratio: polyethylene
Resin 100-150 part, politef 75-85 part, Noryl 20-25 part, thermoplastic resin 22-28 part, asphalt mixtures modified by epoxy resin
Fat 48-56 part, butadiene-styrene rubber 32-38 part, zinc sulfate 8-12 part, n-butyl alcohol 6-12 part, halogen-free flame retardants 9-12 part, hard
Fat acid zinc 20-26 part, butyl rubber 5-8 part, nano zinc oxide powder 8-12 part, polypropylene 12-16 part, sodium silicate 2-4 part, double
Phenol epoxy vingl ester resin 25-30 part, ethylene-vinyl acetate copolymer 22-28 part, NC Nitroncellulose 3-4 part, calcining pottery
Soil 13-16 part, quinoline age resistor 4-6 part, hydration zinc borate 6-10 part, ferrum ferrum boron magnetic powder 10-14 part, antioxidant 1-1.5
Part.
Anti-saline alkali corrosion optical cable plastic material the most according to claim 1, it is characterised in that: described antioxidant is antioxidant
1010, one or more mixture in antioxidant 1076, irgasfos 168.
Anti-saline alkali corrosion optical cable plastic material the most according to claim 1, it is characterised in that: described polyvinyl resin includes
Having ldpe resin and high-density polyethylene resin, the content of ldpe resin is high-density polyethylene resin
5-6 times of content.
4. a preparation technology for the anti-saline alkali corrosion optical cable plastic material as described in any one of claim 1-3, its feature exists
In: include following steps:
(1) polyvinyl resin, politef, Noryl, thermoplastic resin, epoxy resin, butadiene-styrene rubber, zinc sulfate,
N-butyl alcohol, halogen-free flame retardants, zinc stearate, butyl rubber, nano zinc oxide powder, polypropylene, sodium silicate, hydration zinc borate, ferrum ferrum
Boron magnetic powder and antioxidant are added sequentially in high-speed mixer, and blender carries out after having fed evacuation, arrive and set very
After reciprocal of duty cycle, stopping evacuation and start blender, carrying out mixing and emulsifying under the conditions of being heated to 95 DEG C, mixed dissolution is the most equal
Even, obtain compound A；
(2) bispenol epoxy vinyl base resin, ethylene-vinyl acetate copolymer, quinoline age resistor, NC Nitroncellulose and calcining are made pottery
Soil joins the compound A in step (1), carries out mixing and emulsifying under the conditions of 105 DEG C, and mixed dissolution is completely uniform, is mixed
Close material B；
(3) extrusion molding: the compound B in step (2) is extruded in the mono-/bis-screw machine of 285 degree, draw, pelletize, screw rod
The rotating speed of machine is 1100 revs/min.
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Cited By (3)
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| CN108976564A (en) * | 2018-08-09 | 2018-12-11 | 太仓金汇再生资源有限公司 | A kind of Environment-friendlywear-resistant wear-resistant protective cover material |
| CN109206886A (en) * | 2018-08-27 | 2019-01-15 | 芜湖市元奎新材料科技有限公司 | A kind of polytetrafluoroethylene (PTFE) high temperature insulation material and preparation method thereof |
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| CN107337837A (en) * | 2017-07-18 | 2017-11-10 | 合肥峰腾节能科技有限公司 | A kind of high flame retardant insulating materials and preparation method thereof |
| CN108976564A (en) * | 2018-08-09 | 2018-12-11 | 太仓金汇再生资源有限公司 | A kind of Environment-friendlywear-resistant wear-resistant protective cover material |
| CN109206886A (en) * | 2018-08-27 | 2019-01-15 | 芜湖市元奎新材料科技有限公司 | A kind of polytetrafluoroethylene (PTFE) high temperature insulation material and preparation method thereof |
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Application publication date: 20170104 |