CN103740100A - Nylon cable sheath material for polyester chain extender and preparation method thereof - Google Patents
Nylon cable sheath material for polyester chain extender and preparation method thereof Download PDFInfo
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- CN103740100A CN103740100A CN201410015359.6A CN201410015359A CN103740100A CN 103740100 A CN103740100 A CN 103740100A CN 201410015359 A CN201410015359 A CN 201410015359A CN 103740100 A CN103740100 A CN 103740100A
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- cable sheath
- sheath material
- nylon
- nylon cable
- polyester
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- 229920001778 nylon Polymers 0.000 title claims abstract description 49
- 239000004677 Nylon Substances 0.000 title claims abstract description 47
- 239000000463 material Substances 0.000 title claims abstract description 43
- 229920000728 polyester Polymers 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000004970 Chain extender Substances 0.000 title abstract 3
- 239000002994 raw material Substances 0.000 claims abstract description 12
- 238000005453 pelletization Methods 0.000 claims abstract description 4
- 239000000203 mixture Substances 0.000 claims description 28
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims description 14
- 239000003112 inhibitor Substances 0.000 claims description 12
- 230000003647 oxidation Effects 0.000 claims description 12
- 238000007254 oxidation reaction Methods 0.000 claims description 12
- -1 polyethylene terephthalate Polymers 0.000 claims description 10
- 239000003963 antioxidant agent Substances 0.000 claims description 8
- 230000003078 antioxidant effect Effects 0.000 claims description 8
- 239000003822 epoxy resin Substances 0.000 claims description 8
- 239000000314 lubricant Substances 0.000 claims description 8
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 8
- 229920000647 polyepoxide Polymers 0.000 claims description 8
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 7
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 7
- 229920000571 Nylon 11 Polymers 0.000 claims description 6
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 claims description 6
- 239000008116 calcium stearate Substances 0.000 claims description 6
- 235000013539 calcium stearate Nutrition 0.000 claims description 6
- 229920001296 polysiloxane Polymers 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 229920001707 polybutylene terephthalate Polymers 0.000 claims description 5
- 239000004593 Epoxy Substances 0.000 claims description 4
- 150000002989 phenols Chemical class 0.000 claims description 4
- 150000008301 phosphite esters Chemical class 0.000 claims description 4
- ZJOLCKGSXLIVAA-UHFFFAOYSA-N ethene;octadecanamide Chemical compound C=C.CCCCCCCCCCCCCCCCCC(N)=O.CCCCCCCCCCCCCCCCCC(N)=O ZJOLCKGSXLIVAA-UHFFFAOYSA-N 0.000 claims description 3
- SYECJBOWSGTPLU-UHFFFAOYSA-N hexane-1,1-diamine Chemical compound CCCCCC(N)N SYECJBOWSGTPLU-UHFFFAOYSA-N 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 238000005336 cracking Methods 0.000 abstract description 5
- 239000000126 substance Substances 0.000 abstract description 5
- 238000000465 moulding Methods 0.000 abstract 1
- 238000012545 processing Methods 0.000 description 7
- 229920002292 Nylon 6 Polymers 0.000 description 4
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical group C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- JHWNWJKBPDFINM-UHFFFAOYSA-N Laurolactam Chemical compound O=C1CCCCCCCCCCCN1 JHWNWJKBPDFINM-UHFFFAOYSA-N 0.000 description 2
- 229920000299 Nylon 12 Polymers 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 125000003700 epoxy group Chemical group 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007665 sagging Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000237502 Ostreidae Species 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 235000020636 oyster Nutrition 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920006124 polyolefin elastomer Polymers 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Substances [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 125000001501 propionyl group Chemical group O=C([*])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
Classifications
-
- 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
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
-
- 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
- C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
-
- 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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
-
- 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
-
- 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
-
- 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
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
-
- 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
-
- 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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/05—Polymer mixtures characterised by other features containing polymer components which can react with one another
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses a nylon cable sheath material for a polyester chain extender and a preparation method thereof. The nylon cable sheath material is characterized in that the raw material formula mainly comprises long-chain nylon, polyester and a compatilizer. The preparation method comprises the following steps: feeding the materials in the material formula to a closed mixer to mix for 3-15 minutes after preparing; pelletizing at 200-270 DEG C by using a twin-screw extruder, so as to prepare the nylon cable sheath material for the polyester chain extender. The nylon cable sheath material disclosed by the invention is applied to extruding and molding. The nylon cable sheath material has the advantages of being high in molecular weight, excellent in processability, heat resistant, low-temperature resistant, wearable, and good in chemical resistance, can be applied to a cable sheath, and still has excellent cracking resistance in a harsh low-temperature environment.
Description
Technical field
The present invention relates to a kind of nylon cable sheath material with polyester chain extension and preparation method thereof, belong to communication cable material technology field.
Background technology
Nylon (is the another name of tynex, English name Polyamide, write a Chinese character in simplified form PA) there is outstanding mechanical property, self lubricity, wear resistance, the good over-all propertieies such as good oil resistant, chemical proofing, be output maximum in five large general engineering plastic, kind at most, kind that purposes is the widest.But current nylon product is used for injection moulding, because its melt strength is low, except being difficult to extrude for spinning.Because common nylon material molecular weight is low, melt strength is low, resistance to low temperature is poor, therefore when for the production of cable jacket, melt is easily sagging, and then causes sheath uneven distribution to be difficult to processing, or occurs serious cold cracking.Although nylon material is had to some simple modifications on domestic market, but its modification can only make more few nylon macromole participate in reaction, the performance of nylon product is also very unstable, although some nylon product is improved and has but completely lost resistance to low temperature aspect processing characteristics, can't tackle the problem at its root.
Summary of the invention
The object of the invention is to provide a kind of nylon cable sheath material with polyester chain extension and preparation method thereof, its object be to solve at present common nylon material when for the production of cable jacket melt easily sagging, sheath uneven distribution be difficult to processing or occur the problem of serious cold cracking.
For achieving the above object, the first technical scheme that the present invention adopts is: a kind of nylon cable sheath material with polyester chain extension, is characterized in that: composition of raw materials is mainly comprised of the material of following weight part:
70 ~ 98 parts of long-chain nylons;
1 ~ 8 part of polyester;
0.1 ~ 10 part of compatilizer;
Described long-chain nylon be selected from a kind of in the PA11 that relative viscosity is 2.5 ~ 2.75 PA6, relative viscosity is 2.4 ~ 2.6 PA12 and relative viscosity are 2.4 ~ 2.6 or or at least two kinds of mixtures that mix with arbitrary proportion;
Described polyester is selected from polyethylene terephthalate or polybutylene terephthalate;
Described compatilizer is selected from one or both mixtures that mix with arbitrary proportion in solid-state bisphenol A type epoxy resin and the maleic anhydride graft POE of percentage of grafting between 0.8% ~ 2.0% that epoxy equivalent (weight) is 1000 ~ 2100 grams/equivalent.
Related content in technique scheme is explained as follows:
1,, in such scheme, described weight part refers to take any weight as 1 part of content unit representing.
2, in such scheme, described PA6 has another name called nylon 6, is translucent or opaque oyster white particle, has the characteristics such as thermoplasticity, lightweight, good toughness, chemicals-resistant and good endurance.The formal name used at school of described PA12 is nylon 12, claims again nylon 12, and the basic raw material of its polymerization is divinyl, can be dependent on petrochemical complex, is hypocrystalline-crystallographic thermoplastic material.Described PA11 has another name called nylon 11, and its density is 1.04g/cm3, and fusing point is 185 ℃, and water-intake rate is 0.1 ~ 0.4 ℅, and tensile strength is 47 ~ 58MPa, has that water-intake rate is low, oil-proofness good, an advantage such as low temperature resistant, easy processing.
3, in such scheme, described compatilizer is for long-chain nylon material provides compatible and katalysis, and molecular chain chain extension is connected, and makes long-chain nylon material have good mechanical properties.Wherein, epoxy equivalent (weight) refers to the epoxy resin grams that contains monovalent epoxy group(ing), and unit is [gram/equivalent].Described maleic anhydride graft POE refers to the polyolefin elastomer with maleic anhydride graft.
4, in such scheme, preferably scheme is the lubricant that also comprises 0.1 ~ 5 weight part in described composition of raw materials, and described lubricant is selected from the mixtures that any one or at least two kinds in silicone powder, ethylene bis stearic acid amide and calcium stearate mix with arbitrary proportion.Described lubricant provides better processing characteristics for nylon material, and guarantees nylon material smooth surface in extrusion.The manufacturer of described silicone powder is Degussa (Germany) chemical inc, and model is Tegomer E525.
5, in such scheme, preferably scheme is the oxidation inhibitor that also comprises 0.1 ~ 3 weight part in described composition of raw materials, and described oxidation inhibitor is selected from one or both mixtures with arbitrary proportion in Hinered phenols antioxidant and phosphite ester kind antioxidant; Wherein, described Hinered phenols antioxidant is N, and N'-pair-(3-(3,5-di-tert-butyl-hydroxy phenyl) propionyl) hexanediamine, described phosphite ester kind antioxidant is three [2,4-di-tert-butyl-phenyl] phosphorous acid ester.
For achieving the above object, the second technical scheme that the present invention adopts is: the preparation method who uses the nylon cable sheath material of polyester chain extension, after material in described composition of raw materials is prepared according to parts by weight separately, send in airtight mixing machine and mix, after 3 ~ 15 minutes, emit; Then send into twin screw extruder extruding pelletization, wherein, the Temperature Setting of twin screw extruder is 200 ~ 270 ℃; Finally, packing, i.e. the nylon cable sheath material of handy polyester chain extension.
Principle of design of the present invention and beneficial effect are: the mentality of designing of chain extension nylon cable sheath material of the present invention is take chain extension as means, to improve the number-average molecular weight of material.Under molten state, nylon molecular chain is by epoxide group etc. and polyester generation coupling and branching reaction, to reach the object of chain extension, obtain the nylon that relative molecular mass is higher, thereby make the viscosity of nylon cable sheath material product and mechanical property have raising in various degree, increase viscosity, intensity and the toughness of nylon material, reached the complete processing of cable jacket and the requirement of low temperature resistant cracking performance.
Nylon cable sheath material of the present invention is for extrusion moulding, and its advantage is that molecular weight is high, and processing characteristics is good, heat-resisting, low temperature resistant, wear-resisting, chemical resistant properties.Can be used for cable jacket, in harsh low temperature environment, still there is outstanding resistance to cracking.
Embodiment
Below in conjunction with embodiment, the invention will be further described:
Embodiment: a kind of nylon cable sheath material with polyester chain extension and preparation method thereof
One, composition of raw materials
The weight usage quantity umber of each component is in Table 1:
Table 1
| Composition and parts by weight thereof | Long-chain nylon | Polyester | Compatilizer | Lubricant | Oxidation inhibitor |
| Embodiment mono- | PA6/95 part | PET/2.5 part | Solid-state bisphenol A type epoxy resin/0.5 part, maleic anhydride graft POE/4.5 part | Silicone powder/0.5 part, EBS/0.3 part, calcium stearate/0.2 part | 1098/0.25 part, oxidation inhibitor, irgasfos 168/0.25 part |
| Embodiment bis- | PA12/88.5 part | PET/4 part | Solid-state bisphenol A type epoxy resin/0.8 part, maleic anhydride graft POE/5.5 part | Silicone powder/0.5 part, calcium stearate/0.2 part | 1098/0.25 part, oxidation inhibitor, irgasfos 168/0.25 part |
| Embodiment tri- | PA11/80 part | PBT/5 part | Solid-state bisphenol A type epoxy resin/1 part | Silicone powder/0.5 part, calcium stearate/0.5 part | 1098/0.3 part, oxidation inhibitor, irgasfos 168/0.2 part |
| Embodiment tetra- | PA6/45 part, PA12/39.5 part | PET/5 part | Solid-state bisphenol A type epoxy resin/1.5 part, maleic anhydride graft POE/7 part | EBS/0.9 part, calcium stearate/0.5 part | 1098/0.5 part, oxidation inhibitor, irgasfos 168/0.5 part |
About the explanation of partial content in table 1:
1, the English of the polyethylene terephthalate in described polyester is referred to as PET; The English of polybutylene terephthalate is referred to as PBT.
2, the epoxy equivalent (weight) of described solid-state bisphenol A type epoxy resin is in 1500 grams/equivalent left and right, and the percentage of grafting of described maleic anhydride graft POE is between 0.8% ~ 2.0%.
3, the English of the ethylene bis stearic acid amide in described lubricant is referred to as EBS.
4, the N in described oxidation inhibitor; N'-pair-(3-(3; 5-di-tert-butyl-hydroxy phenyl) propionyl) Chinese of hexanediamine also makes the Chinese of oxidation inhibitor 1098, three [2,4-di-tert-butyl-phenyl] phosphorous acid ester also be irgasfos 168.
Two, preparation method
After long-chain nylon, polyester, compatilizer, lubricant and oxidation inhibitor being prepared according to parts by weight separately according to the composition of raw materials of table 1, send in airtight mixing machine and mix, after 3 ~ 15 minutes, emit; Then send into twin screw extruder extruding pelletization, wherein, the Temperature Setting of twin screw extruder is 200 ~ 270 ℃; Finally, packing, i.e. the nylon cable sheath material of handy polyester chain extension.
Three, material behavior detects
The embodiment of the present invention one, two, three, four gained nylon cable sheath material products are produced as nylon cable sheath again.
Table 2 is that embodiment mono-, two, three, four gained nylon cable sheath material product performance the data obtained compared with common nylon material is as follows:
Table 2
| Test subject | Unit | Experimental technique | PA6 | PA12 | PA11 | Embodiment mono- | Embodiment bis- | Embodiment tri- | Embodiment tetra- |
| Tensile strength | MPa | GB/T1040 | 60 | 50 | 45 | 62 | 50 | 46 | 65 |
| Elongation at break | % | GB/T1040 | 80 | 100 | 100 | 150 | 200 | 200 | 280 |
| Hardness | D | Shore D | 74 | 70 | 65 | 76 | 71 | 70 | 75 |
| Simply supported beam notched Izod impact strength | Kj/m 2 | GB/T1043 | 29 | 7 | 8 | 35 | 30 | 32 | 35 |
About the explanation of partial content in table 2:
1, the described method of shore hardness (English name Shore) divides two kinds of A, D, represents respectively different durometer levels, and the Shore A hardness instrumentation of using that 90 degree are following tries, and draws data, and 90 spend and with Shao Shi D sclerometer, test and draw data above.Hardness in above-described embodiment is all tested with Shao Shi D sclerometer.
Above-described embodiment is only explanation technical conceive of the present invention and feature, and its object is to allow person skilled in the art can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences that spirit is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (4)
1. with a nylon cable sheath material for polyester chain extension, it is characterized in that: composition of raw materials is mainly comprised of the material of following weight part:
70 ~ 98 parts of long-chain nylons;
1 ~ 8 part of polyester;
0.1 ~ 10 part of compatilizer;
Described long-chain nylon be selected from a kind of in the PA11 that relative viscosity is 2.5 ~ 2.75 PA6, relative viscosity is 2.4 ~ 2.6 PA12 and relative viscosity are 2.4 ~ 2.6 or or at least two kinds of mixtures that mix with arbitrary proportion;
Described polyester is selected from polyethylene terephthalate or polybutylene terephthalate;
Described compatilizer is selected from one or both mixtures that mix with arbitrary proportion in solid-state bisphenol A type epoxy resin and the maleic anhydride graft POE of percentage of grafting between 0.8% ~ 2.0% that epoxy equivalent (weight) is 1000 ~ 2100 grams/equivalent.
2. the nylon cable sheath material with polyester chain extension according to claim 1, it is characterized in that: in described composition of raw materials, also comprise the lubricant of 0.1 ~ 5 weight part, described lubricant is selected from the mixtures that any one or at least two kinds in silicone powder, ethylene bis stearic acid amide and calcium stearate mix with arbitrary proportion.
3. the nylon cable sheath material with polyester chain extension according to claim 1, it is characterized in that: in described composition of raw materials, also comprise the oxidation inhibitor of 0.1 ~ 3 weight part, described oxidation inhibitor is selected from one or both mixtures with arbitrary proportion in Hinered phenols antioxidant and phosphite ester kind antioxidant; Wherein, described Hinered phenols antioxidant is N, and N'-pair-(3-(3,5-di-tert-butyl-hydroxy phenyl) propionyl) hexanediamine, described phosphite ester kind antioxidant is three [2,4-di-tert-butyl-phenyl] phosphorous acid ester.
4. the preparation method with the nylon cable sheath material of polyester chain extension, it is characterized in that: according to the nylon cable sheath material with polyester chain extension one of claim 1 ~ 3 Suo Shu, after material in described composition of raw materials is prepared according to parts by weight separately, send in airtight mixing machine and mix, after 3 ~ 15 minutes, emit; Then send into twin screw extruder extruding pelletization, wherein, the Temperature Setting of twin screw extruder is 200 ~ 270 ℃; Finally, packing, i.e. the nylon cable sheath material of handy polyester chain extension.
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| CN201410015359.6A CN103740100B (en) | 2014-01-14 | 2014-01-14 | Nylon cable sheath material of a kind of polyester chain extension and preparation method thereof |
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| CN201410015359.6A CN103740100B (en) | 2014-01-14 | 2014-01-14 | Nylon cable sheath material of a kind of polyester chain extension and preparation method thereof |
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| CN103740100B CN103740100B (en) | 2016-02-17 |
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Cited By (7)
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| CN104610734A (en) * | 2015-01-05 | 2015-05-13 | 中广核三角洲（苏州）高聚物有限公司 | High/low temperature-resistant nylon composite material and preparation method thereof |
| CN104610733A (en) * | 2015-01-05 | 2015-05-13 | 中广核三角洲（苏州）高聚物有限公司 | Nylon optical tight buffered material and preparation method thereof |
| CN105153607A (en) * | 2015-09-24 | 2015-12-16 | 傅兴琴 | Preparation method of insulating cable sheath material |
| CN105504801A (en) * | 2015-12-14 | 2016-04-20 | 中广核三角洲（江苏）塑化有限公司 | Nylon material with high strength and low shrinkage for 3D (three-dimensional) printing and preparation method of nylon material |
| CN109438679A (en) * | 2018-09-14 | 2019-03-08 | 江苏嘉瑞科技有限公司 | Low signal attenuation rate stealth optical fiber prepared by nylon 12 |
| CN110529744A (en) * | 2019-07-30 | 2019-12-03 | 江阴爱科森博顿聚合体有限公司 | A kind of dedicated optical cable nylon sheath wire material of pipe leakage detection |
| CN115480351A (en) * | 2022-09-15 | 2022-12-16 | 四川天邑康和通信股份有限公司 | Indoor invisible optical cable and preparation method thereof |
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| CN103304985A (en) * | 2012-03-07 | 2013-09-18 | 金发科技股份有限公司 | High-strength and high-toughness polyamide/polyester alloy, preparation method and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104610734A (en) * | 2015-01-05 | 2015-05-13 | 中广核三角洲（苏州）高聚物有限公司 | High/low temperature-resistant nylon composite material and preparation method thereof |
| CN104610733A (en) * | 2015-01-05 | 2015-05-13 | 中广核三角洲（苏州）高聚物有限公司 | Nylon optical tight buffered material and preparation method thereof |
| CN105153607A (en) * | 2015-09-24 | 2015-12-16 | 傅兴琴 | Preparation method of insulating cable sheath material |
| CN105504801A (en) * | 2015-12-14 | 2016-04-20 | 中广核三角洲（江苏）塑化有限公司 | Nylon material with high strength and low shrinkage for 3D (three-dimensional) printing and preparation method of nylon material |
| CN109438679A (en) * | 2018-09-14 | 2019-03-08 | 江苏嘉瑞科技有限公司 | Low signal attenuation rate stealth optical fiber prepared by nylon 12 |
| CN110529744A (en) * | 2019-07-30 | 2019-12-03 | 江阴爱科森博顿聚合体有限公司 | A kind of dedicated optical cable nylon sheath wire material of pipe leakage detection |
| CN115480351A (en) * | 2022-09-15 | 2022-12-16 | 四川天邑康和通信股份有限公司 | Indoor invisible optical cable and preparation method thereof |
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