CN104672887A - Flame-retardant low-temperature-resistant nylon for ultra-thin wall cable sheath layer and preparation method of nylon - Google Patents
Flame-retardant low-temperature-resistant nylon for ultra-thin wall cable sheath layer and preparation method of nylon Download PDFInfo
- Publication number
- CN104672887A CN104672887A CN201310638169.5A CN201310638169A CN104672887A CN 104672887 A CN104672887 A CN 104672887A CN 201310638169 A CN201310638169 A CN 201310638169A CN 104672887 A CN104672887 A CN 104672887A
- Authority
- CN
- China
- Prior art keywords
- nylon
- ultra
- fire
- thin
- low temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
- 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
- C08L2205/03—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
Abstract
The invention discloses a flame-retardant low-temperature-resistant nylon for an ultra-thin wall cable sheath layer. The flame-retardant low-temperature-resistant nylon comprises nylon A, nylon B ethylene-octylene copolymer graft, ethylene-propylene-pentene copolymer graft, low molecular weight polyethylene graft, phosphorus nitrogen fire retardants, flame retardant synergists, anti-dripping agents, lubricating agents, main antioxidants and auxiliary antioxidants. The flame-retardant low-temperature-resistant nylon for the ultra-thin wall cable sheath layer can perform thin wall extruding, the thickness of an extruded sheath can reach 0.2mm, the sheath is applicable for wire cables of various specifications; meanwhile, the nylon has excellent low temperature performance, the low temperature impact brittle temperature can reach -50 DEG C, the extruded cable is not likely to crack during bending; furthermore, the nylon has better flame retardant property, and passes the UL94V-1 combustion test.
Description
Technical field
The present invention relates to macromolecular material, particularly relate to a kind of ultra-thin-wall the coat layer of power cable fire-retardant low temperature resistant nylon and preparation method thereof.
Technical background
Tynex is commonly called as nylon (Nylon), and English name Polyamide(is called for short PA), be on molecular backbone chain containing recurring amide radical group-[NH-CO]-thermoplastic resin general name, comprise aliphatics PA, fat-aromatic series PA and aromatic series PA.According to the testing data of research and development institution both domestic and external and cable production firm, substantially can think that the hardness of cable sheath layer material is at more than shore 64D, and the coat layer of power cable smooth surface just has good termite-proof performance, and nylon hardness ratio is higher, extrude smooth surface, can be used for preparing the electric wire and cable jacket layer with termite-proof or wear resisting property.The general external sheath layer adopting nylon 11 or nylon 12 to prepare electric wire of Australia comes termite-proof, and domestic and more European countries then adopt the high high density polyethylene(HDPE) of hardness (as " moving back deinsectization ").
The hardness of general nylon is all at more than shore 70D, it is termite-proof and wear resisting property is good, but nylon also has some shortcomings, the plastics that the cost ratio of such as nylon is general are much expensive, resistance to low temperature is not good, when extruding cable, nylon sheath wire layer easily produces stress concentration, there will be cable sheath cracking phenomena when cable coils.Nylon sheath wire layer, in order to save cost and other reasons, often squeezes very thin, generally at 0.3-0.5mm by electric wire production firm; When preparing the cable of some kind, also require that nylon has good flame retardant properties, as required by V-1 combustion test.
Summary of the invention
Object of the present invention is for problems of the prior art, propose the fire-retardant low temperature resistant nylon of a kind of ultra-thin-wall the coat layer of power cable, its mobility is excellent, be applicable to extruding of various thin-walled cable restrictive coating, product has good flame retardant resistance, by UL94V-1 combustion test, has good low-temperature performance, low-temperature impact embrittlement temperature is less than-50 DEG C, not easily occurs cracking phenomena when extruding rear drum for cable jacket layer.
To achieve these goals and other objects, present invention employs following technical scheme:
The fire-retardant low temperature resistant nylon of a kind of ultra-thin-wall the coat layer of power cable, comprises the component of following weight part:
Preferably, nylon A described above is dendrimer polyamide-amide, and under 275 DEG C × 21.6kg, melting index is 200-300g/10min; Described nylon B is the multipolymer of decamethylene diamine and sebacic acid, and under 275 DEG C × 21.6kg, melting index is 50-150g/10min.
Preferably, ethylene-octene copolymer grafts described above is ethylene-octene copolymer graft glycidyl methacrylate; In described ethylene-propylene-pentene copolymer grafts, ethylene-propylene-pentene copolymer take propylene as main chain, described ethylene-propylene-pentene copolymer grafts is ethylene-propylene-pentene copolymer graft glycidyl methacrylate, its melting index under 190 DEG C × 21.6kg is 10-20g/10min, and graft(ing) degree is 0.75-0.85%; Described low molecular weight polyethylene grafts is low molecular weight polyethylene grafted maleic anhydride, and molecular weight is 5000-10000, and under 190 DEG C × 21.6kg, melting index is 40-80g/10min, and graft(ing) degree is 0.85-0.95%.Preferably, the graft(ing) degree of described ethylene-propylene-pentene copolymer grafts is 0.80%, and the graft(ing) degree of described low molecular weight polyethylene grafts is 0.90%.
Preferably, described phosphor nitrogen combustion inhibitor by propyl group hypo-aluminum orthophosphate and melamine cyanurate in mass ratio 2 ~ 4:1 be composited.
More preferably, described phosphor nitrogen combustion inhibitor by propyl group hypo-aluminum orthophosphate and melamine cyanurate in mass ratio 3:1 be composited, in the total mass of nitrogen phosphorus fire retardant, phosphorus, nitrogen content are respectively 15.5-16.5% and 18.1-19.1%.
Preferably, described fire retarding synergist is the surperficial nano silicon coated through perstearic acid, laser particle D
50for 100-150nm.Concrete, stearic acid clad nano silicon-dioxide method carries out coated process with stearic acid to the silicon-dioxide that particle diameter is 100-150nm.
Preferably, described anti-dripping agent is tetrafluoroethylene, and molecular weight is 400-600 ten thousand.Preferably, the molecular weight of tetrafluoroethylene is 4,000,000-500 ten thousand.
Preferably, described lubricant is one or more combination in stearic barium, Magnesium Stearate, Zinic stearas and calcium stearate.Preferably, lubricant is Zinic stearas.
Preferably, described primary antioxidant is four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester, and auxiliary anti-oxidant is three (2,4-di-tert-butyl-phenyl) phosphorous acid ester.Described primary antioxidant four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester is called for short 1010, and auxiliary anti-oxidant three (2,4-di-tert-butyl-phenyl) phosphorous acid ester is called for short 168.
The invention also discloses the preparation method of the fire-retardant low temperature resistant nylon of a kind of ultra-thin-wall the coat layer of power cable as described above, putting into twin screw extruder extruding pelletization again for mixing through high-speed mixer after being taken according to proportioning by each component.
Preferably, described twin screw extruder temperature is set to: machine barrel one district 200-210 DEG C, machine barrel two district 215-225 DEG C, machine barrel three district 230-245 DEG C, machine barrel four district 250-255 DEG C, machine barrel five district 255-265 DEG C, head and mould 245-255 DEG C.
The fire-retardant low temperature resistant nylon of ultra-thin-wall the coat layer of power cable of the present invention, can carry out thin-walled and extrude, the jacket thickness extruded can reach 0.2mm, is suitable for the sheath of the electric wire of all size; Meanwhile, have good low-temperature performance, low-temperature impact embrittlement temperature can reach-50 DEG C, extrudes stranding palintrope Qu Buyi and splits; In addition, it has good flame retardant properties, by UL94V-1 combustion test.
Embodiment
Below by way of specific specific examples, embodiments of the present invention are described, those skilled in the art the content disclosed by this specification sheets can understand other advantages of the present invention and effect easily.The present invention can also be implemented or be applied by embodiments different in addition, and the every details in this specification sheets also can based on different viewpoints and application, carries out various modification or change not deviating under spirit of the present invention.
Embodiment 1
Each material component is taken according to the formula of embodiment in table 11, each component is put into twin screw extruder extruding pelletization after high-speed mixer mixes, described twin screw extruder temperature is set to: machine barrel one district 200-210 DEG C, machine barrel two district 215-225 DEG C, machine barrel three district 230-245 DEG C, machine barrel four district 250-255 DEG C, machine barrel five district 255-265 DEG C, head and mould 245-255 DEG C.
Wherein, in embodiment 1, nylon A is dendrimer polyamide-amide, and under 275 DEG C × 21.6kg, melting index is 300g/10min; Described nylon B is the multipolymer of decamethylene diamine and sebacic acid, and under 275 DEG C × 21.6kg, melting index is 50g/10min; In described ethylene-propylene-pentene copolymer grafts, ethylene-propylene-pentene copolymer take propylene as main chain, and under 190 DEG C × 21.6kg, melting index is 10g/10min, and graft(ing) degree is 0.80%; Low molecular weight polyethylene grafts is low molecular weight polyethylene grafted maleic anhydride, and molecular weight is 5000, and under 190 DEG C × 21.6kg, melting index is 45g/10min, and graft(ing) degree is 0.90%; Described anti-dripping agent tetrafluoroethylene molecular weight is 4,000,000; Described phosphor nitrogen combustion inhibitor by propyl group hypo-aluminum orthophosphate and melamine cyanurate in mass ratio 3:1 be composited.
Ultra-thin-wall the coat layer of power cable in the present embodiment can carry out thin-walled with fire-retardant low temperature resistant nylon and extrude, and the jacket thickness extruded is 0.2mm, extrudes smooth surface, not easy to crack time bending, is suitable for the sheath of the electric wire of all size.
Test result as can be seen from table 2, the ultra-thin-wall the coat layer of power cable prepared by embodiment 1 has good low-temperature performance with fire-retardant low temperature resistant nylon, and low-temperature impact embrittlement temperature can reach-50 DEG C, has good flame retardant properties, by UL94V-1 combustion test.
Embodiment 2
Each material component is taken according to the formula of embodiment in table 12, each component is put into twin screw extruder extruding pelletization after high-speed mixer mixes, described twin screw extruder temperature is set to: machine barrel one district 200-210 DEG C, machine barrel two district 215-225 DEG C, machine barrel three district 230-245 DEG C, machine barrel four district 250-255 DEG C, machine barrel five district 255-265 DEG C, head and mould 245-255 DEG C.
Wherein, in embodiment 2, nylon A is dendrimer polyamide-amide, and under 275 DEG C × 21.6kg, melting index is 250g/10min; Described nylon B is the multipolymer of decamethylene diamine and sebacic acid, and under 275 DEG C × 21.6kg, melting index is 100g/10min; In described ethylene-propylene-pentene copolymer grafts, ethylene-propylene-pentene copolymer take propylene as main chain, and under 190 DEG C × 21.6kg, melting index is 12g/10min, and graft(ing) degree is 0.80%; Described low molecular weight polyethylene grafts is low molecular weight polyethylene grafted maleic anhydride, and molecular weight is 7000, and under 190 DEG C × 21.6kg, melting index is 65g/10min, and graft(ing) degree is 0.90%; Described anti-dripping agent tetrafluoroethylene molecular weight is 5,000,000; Described phosphor nitrogen combustion inhibitor by propyl group hypo-aluminum orthophosphate and melamine cyanurate in mass ratio 2:1 be composited.
Ultra-thin-wall the coat layer of power cable in the present embodiment can carry out thin-walled with fire-retardant low temperature resistant nylon and extrude, and the jacket thickness extruded is 0.23mm, extrudes smooth surface, not easy to crack time bending, is suitable for the sheath of the electric wire of all size.
Test result as can be seen from table 2, the ultra-thin-wall the coat layer of power cable prepared by embodiment 2 has good low-temperature performance with fire-retardant low temperature resistant nylon, and low-temperature impact embrittlement temperature can reach-50 DEG C, has good flame retardant properties, by UL94V-1 combustion test.
Embodiment 3
Each material component is taken according to the formula of embodiment in table 13, each component is put into twin screw extruder extruding pelletization after high-speed mixer mixes, described twin screw extruder temperature is set to: machine barrel one district 200-210 DEG C, machine barrel two district 215-225 DEG C, machine barrel three district 230-245 DEG C, machine barrel four district 250-255 DEG C, machine barrel five district 255-265 DEG C, head and mould 245-255 DEG C.
Wherein, in the present embodiment, nylon A is dendrimer polyamide-amide, and under 275 DEG C × 21.6kg, melting index is 270g/10min; Described nylon B is the multipolymer of decamethylene diamine and sebacic acid, and under 275 DEG C × 21.6kg, melting index is 120g/10min; In described ethylene-propylene-pentene copolymer grafts, ethylene-propylene-pentene copolymer take propylene as main chain, and under 190 DEG C × 21.6kg, melting index is 18g/10min, and graft(ing) degree is 0.80%; Described low molecular weight polyethylene grafts is low molecular weight polyethylene grafted maleic anhydride, and molecular weight is 8000, and under 190 DEG C × 21.6kg, melting index is 70g/10min, and graft(ing) degree is 0.90%; Described anti-dripping agent tetrafluoroethylene molecular weight is 5,500,000; Described phosphor nitrogen combustion inhibitor by propyl group hypo-aluminum orthophosphate and melamine cyanurate in mass ratio 4:1 be composited.
Ultra-thin-wall the coat layer of power cable in the present embodiment can carry out thin-walled with fire-retardant low temperature resistant nylon and extrude, and the jacket thickness extruded is 0.25mm, extrudes smooth surface, not easy to crack time bending, is suitable for the sheath of the electric wire of all size.
Test result as can be seen from table 2, the ultra-thin-wall the coat layer of power cable prepared by embodiment 3 has good low-temperature performance with fire-retardant low temperature resistant nylon, and low-temperature impact embrittlement temperature can reach-50 DEG C, has good flame retardant properties, by UL94V-1 combustion test.
Embodiment 4
Each material component is taken according to the formula of embodiment in table 14, each component is put into twin screw extruder extruding pelletization after high-speed mixer mixes, described twin screw extruder temperature is set to: machine barrel one district 200-210 DEG C, machine barrel two district 215-225 DEG C, machine barrel three district 230-245 DEG C, machine barrel four district 250-255 DEG C, machine barrel five district 255-265 DEG C, head and mould 245-255 DEG C.
Wherein, nylon A is dendrimer polyamide-amide, and under 275 DEG C × 21.6kg, melting index is 200g/10min; Described nylon B is the multipolymer of decamethylene diamine and sebacic acid, and under 275 DEG C × 21.6kg, melting index is 150g/10min; In described ethylene-propylene-pentene copolymer grafts, ethylene-propylene-pentene copolymer take propylene as main chain, and under 190 DEG C × 21.6kg, melting index is 20g/10min, and graft(ing) degree is 0.80%; Described low molecular weight polyethylene grafts is low molecular weight polyethylene grafted maleic anhydride, and molecular weight is 10000, and under 190 DEG C × 21.6kg, melting index is 80g/10min, and graft(ing) degree is 0.90%; Described anti-dripping agent tetrafluoroethylene molecular weight is 6,000,000; Described phosphor nitrogen combustion inhibitor by propyl group hypo-aluminum orthophosphate and melamine cyanurate in mass ratio 3:1 be composited.
Ultra-thin-wall the coat layer of power cable in the present embodiment can carry out thin-walled with fire-retardant low temperature resistant nylon and extrude, and the jacket thickness extruded is 0.28mm, extrudes smooth surface, not easy to crack time bending, is suitable for the sheath of the electric wire of all size.
Table 1
| Material name | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 |
| Nylon A | 40 parts | 70 parts | 60 parts | 70 parts |
| Nylon B | 50 parts | 20 parts | 30 parts | 50 parts |
| Ethylene-octene copolymer grafts | 5 parts | 10 parts | 10 parts | 15 parts |
| Ethylene-propylene-pentene copolymer grafts | 10 parts | 30 parts | 20 parts | 15 parts |
| Lower molecular weight PE grafts | 8 parts | 15 parts | 15 parts | 20 parts |
| Phosphor nitrogen combustion inhibitor | 40 parts | 50 parts | 55 parts | 60 parts |
| The nano silicon of the coated process of stearic acid | 20 parts | 25 parts | 25 parts | 30 parts |
| Tetrafluoroethylene | 0.5 part | 1.0 part | 1.5 part | 3 parts |
| Zinic stearas | 0.2 part | 0.25 part | 0.25 part | 0.3 part |
| 1010 | 0.5 part | 0.6 part | 0.8 part | 1.5 part |
| 168 | 0.3 part | 0.4 part | 0.5 part | 1.0 part |
The ultra-thin-wall the coat layer of power cable prepared in embodiment 1-4 is tested by the performance of fire-retardant low temperature resistant nylon, the knot of acquisition
Fruit is as follows:
Table 2
As can be seen from upper table, ultra-thin-wall the coat layer of power cable of the present invention can carry out thin-walled with fire-retardant low temperature resistant nylon and extrude, and the jacket thickness extruded can reach 0.2mm, is suitable for the sheath of the electric wire of all size.It has good low-temperature performance, and low-temperature impact embrittlement temperature can reach-50 DEG C, extrudes stranding palintrope Qu Buyi and splits.The fire-retardant low temperature resistant nylon of ultra-thin-wall the coat layer of power cable of the present invention, has good flame retardant properties, by UL94V-1 combustion test
In sum, the fire-retardant low temperature resistant nylon of the coat layer of power cable of ultra-thin-wall disclosed in the present invention effectively overcomes various shortcoming of the prior art and tool high industrial utilization.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.Any person skilled in the art scholar all without prejudice under spirit of the present invention and category, can modify above-described embodiment or changes.Therefore, such as have in art usually know the knowledgeable do not depart from complete under disclosed spirit and technological thought all equivalence modify or change, must be contained by claim of the present invention.
Claims (10)
1. the fire-retardant low temperature resistant nylon of ultra-thin-wall the coat layer of power cable, comprises the component of following weight part:
2. the fire-retardant low temperature resistant nylon of ultra-thin-wall the coat layer of power cable according to claim 1, is characterized in that, described nylon A is dendrimer polyamide-amide, and described nylon A melting index under 275 DEG C × 21.6kg is 200-300g/10min; Described nylon B is the multipolymer of decamethylene diamine and sebacic acid, and described nylon B melting index under 275 DEG C × 21.6kg is 50-150g/10min.
3. the fire-retardant low temperature resistant nylon of ultra-thin-wall the coat layer of power cable according to claim 1, is characterized in that, described ethylene-octene copolymer grafts is ethylene-octene copolymer graft glycidyl methacrylate; In described ethylene-propylene-pentene copolymer grafts, ethylene-propylene-pentene copolymer take propylene as main chain, described ethylene-propylene-pentene copolymer grafts is ethylene-propylene-pentene copolymer graft glycidyl methacrylate, under 190 DEG C × 21.6kg, melting index is 10-20g/10min, and graft(ing) degree is 0.75-0.85%; Described low molecular weight polyethylene grafts is low molecular weight polyethylene grafted maleic anhydride, and the molecular weight of described low molecular weight polyethylene grafts is 5000-10000, and under 190 DEG C × 21.6kg, melting index is 40-80g/10min, and graft(ing) degree is 0.85-0.95%.
4. the fire-retardant low temperature resistant nylon of ultra-thin-wall the coat layer of power cable according to claim 1, is characterized in that, described phosphor nitrogen combustion inhibitor by propyl group hypo-aluminum orthophosphate and melamine cyanurate in mass ratio 2 ~ 4:1 be composited.
5. the fire-retardant low temperature resistant nylon of ultra-thin-wall the coat layer of power cable according to claim 1, is characterized in that, described fire retarding synergist is the surperficial nano silicon coated through perstearic acid, the laser particle D of described fire retarding synergist
50for 100-150nm.
6. the fire-retardant low temperature resistant nylon of ultra-thin-wall the coat layer of power cable according to claim 1, is characterized in that, described anti-dripping agent is tetrafluoroethylene, and molecular weight is 400-600 ten thousand.
7. the fire-retardant low temperature resistant nylon of ultra-thin-wall the coat layer of power cable according to claim 1, is characterized in that, described lubricant be in stearic barium, Magnesium Stearate, Zinic stearas and calcium stearate one or more.
8. the fire-retardant low temperature resistant nylon of ultra-thin-wall the coat layer of power cable according to claim 1, it is characterized in that, described primary antioxidant is four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester, auxiliary anti-oxidant is three (2,4-di-tert-butyl-phenyl) phosphorous acid ester.
9. the ultra-thin-wall the coat layer of power cable preparation method of fire-retardant low temperature resistant nylon according to the arbitrary claim of claim 1-8, puts into twin screw extruder extruding pelletization again for mixing through high-speed mixer after being taken according to proportioning by each component.
10. preparation method as claimed in claim 9, it is characterized in that, described twin screw extruder temperature is set to: machine barrel one district 200-210 DEG C, machine barrel two district 215-225 DEG C, machine barrel three district 230-245 DEG C, machine barrel four district 250-255 DEG C, machine barrel five district 255-265 DEG C, head and mould 245-255 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310638169.5A CN104672887A (en) | 2013-12-02 | 2013-12-02 | Flame-retardant low-temperature-resistant nylon for ultra-thin wall cable sheath layer and preparation method of nylon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310638169.5A CN104672887A (en) | 2013-12-02 | 2013-12-02 | Flame-retardant low-temperature-resistant nylon for ultra-thin wall cable sheath layer and preparation method of nylon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104672887A true CN104672887A (en) | 2015-06-03 |
Family
ID=53308499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310638169.5A Pending CN104672887A (en) | 2013-12-02 | 2013-12-02 | Flame-retardant low-temperature-resistant nylon for ultra-thin wall cable sheath layer and preparation method of nylon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104672887A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108059824A (en) * | 2017-12-20 | 2018-05-22 | 贵州省材料产业技术研究院 | A kind of transparent flame-retarding high-temperature nylon and preparation method thereof |
| CN111777857A (en) * | 2020-07-18 | 2020-10-16 | 扬中市宏为电缆材料有限公司 | Low-smoke halogen-free flame-retardant nylon sheath material for optical fibers and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000212438A (en) * | 1999-01-28 | 2000-08-02 | Kuraray Co Ltd | Resin composition and molded article made by melt molding resin composition |
| CN103013101A (en) * | 2012-12-06 | 2013-04-03 | 上海日之升新技术发展有限公司 | Flame-retardant glass fiber-reinforced PA6/PA66 alloy material with high CTI value and high GWIT value |
| CN103044901A (en) * | 2012-12-17 | 2013-04-17 | 株洲时代新材料科技股份有限公司 | High-fluidity halogen-free flame retardant reinforced nylon composite material and preparation method thereof |
-
2013
- 2013-12-02 CN CN201310638169.5A patent/CN104672887A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000212438A (en) * | 1999-01-28 | 2000-08-02 | Kuraray Co Ltd | Resin composition and molded article made by melt molding resin composition |
| CN103013101A (en) * | 2012-12-06 | 2013-04-03 | 上海日之升新技术发展有限公司 | Flame-retardant glass fiber-reinforced PA6/PA66 alloy material with high CTI value and high GWIT value |
| CN103044901A (en) * | 2012-12-17 | 2013-04-17 | 株洲时代新材料科技股份有限公司 | High-fluidity halogen-free flame retardant reinforced nylon composite material and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 杨鸣波等: "《中国材料工程大典.第6卷.高分子材料工程（上）》", 31 March 2006, 化学工业出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108059824A (en) * | 2017-12-20 | 2018-05-22 | 贵州省材料产业技术研究院 | A kind of transparent flame-retarding high-temperature nylon and preparation method thereof |
| CN108059824B (en) * | 2017-12-20 | 2020-09-04 | 贵州省材料产业技术研究院 | Transparent flame-retardant high-temperature nylon and preparation method thereof |
| CN111777857A (en) * | 2020-07-18 | 2020-10-16 | 扬中市宏为电缆材料有限公司 | Low-smoke halogen-free flame-retardant nylon sheath material for optical fibers and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101747551A (en) | Thermoplastic halogen-free and low-smoke flame-retardant polyolefin sheathed plastic and preparation method and application thereof | |
| CN104893088B (en) | Ultraviolet light crosslinking low-smoke zero-halogen flame-retardant cable material and preparation method thereof | |
| CN103242649B (en) | A kind of glass fiber reinforced nylon material for extrusion moulding and preparation method and application | |
| CN102153812B (en) | Polyolefine sheathing compound for coaxial cable and preparation method thereof | |
| CN103937086B (en) | 125 DEG C of cross-linking radiation oil-resistant low-smoke halogen-free flame-retardant CABLE MATERIALS and preparation method thereof | |
| CN103044758A (en) | Thermoplastic water-resistant low-smoke halogen-free flame retardant cable material and manufacturing method thereof | |
| CN101805480B (en) | Flame-retardant polypropylene material and preparation method thereof | |
| CN104629175A (en) | Low-smoke halogen-free flame-retardant polypropylene cable material and preparation method thereof | |
| CN106380869A (en) | 125-degree irradiation-crosslinked elastomer cable material used for new energy automobile high-voltage cable and manufacture method of elastomer cable material | |
| CN102731897B (en) | High wear-resistant low-smoke halogen-free irradiation crosslinking sheathing material and preparation method thereof | |
| CN104961965A (en) | Halogen-free polyolefin cable material with high temperature resistance and antiblocking function for outdoor optical cable and preparation method thereof | |
| CN102766293A (en) | Radiation cross-linked low-smoke halogen-free red phosphorus-free flame retardant material and its application | |
| CN102226031B (en) | Polyphenylether/thermoplastic elastomer composition used for cables and preparation method thereof | |
| CN101633756B (en) | Physical termite-proof high hard sheath material and preparation method thereof | |
| CN102585345B (en) | Oil-proof low-smoke halogen-free flame-retardant heat shrinkable label sleeve as well as preparation method and application thereof | |
| CN104231409A (en) | EVA/MLLDPE (ethylene-vinyl acetate/metallocene linear low-density polyethylene) component-type low-smoke halogen-free irradiation-crosslinked wire cable material, and preparation method and application thereof | |
| CN104231420B (en) | 105 DEG C of temperature resistant grade irradiated crosslinking low-smoke halogen-free flame-retardant isolating material and preparation method thereof | |
| CN105199187A (en) | Low-energy-consumption, high-flame-retardancy, low-smoke and halogen-free cable material | |
| CN104744791B (en) | A kind of low smoke halogen-free fire retardant polyolefin cable material and preparation method thereof | |
| CN104797649A (en) | Modified ethylene-based polymer compositions and methods of their production | |
| CN102241859A (en) | Flame-retardant reinforced PP (polypropylene)/PA (polyamide) composite material and preparation method thereof | |
| CN103756119A (en) | Argil-modified low-smoke zero-halogen power cable sheath material and preparation method thereof | |
| CN106947158A (en) | A kind of Halogen high-impact anti-flaming polypropylene material | |
| CN103739928A (en) | High-performance low smoke zero halogen power cable sheath material adopting silicon resin to enhance efficiency and preparation method thereof | |
| CN104231516A (en) | SEBS/PP component type electric wire and cable material and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150603 |