CN105778206A - Soft polyethylene cable sheath material and preparation method thereof - Google Patents
Soft polyethylene cable sheath material and preparation method thereof Download PDFInfo
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- CN105778206A CN105778206A CN201410835702.1A CN201410835702A CN105778206A CN 105778206 A CN105778206 A CN 105778206A CN 201410835702 A CN201410835702 A CN 201410835702A CN 105778206 A CN105778206 A CN 105778206A
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Abstract
The invention provides a soft polyethylene cable sheath material. The material comprises the components of, by weight, 100 parts of polyethylene resin, 10-50 parts of a flexibility modifier, 0.6-2 parts of a lubricant, 0.6-1 part of an antioxidant, and 2-10 parts of a UV-resistant masterbatch. The invention further provides a preparation method of the soft polyethylene cable sheath material. The soft polyethylene cable sheath material provided by the invention has good flexibility. Original characteristics of brittleness and bending difficulty of a polyethylene cable material can be effectively ameliorated, such that the application range of polyethylene cable material can be effectively expanded. Therefore, market value of the polyethylene cable material can be improved.
Description
Technical field
The invention belongs to CABLE MATERIALS technical field, be specifically related to a kind of soft PE cable protective cover material and preparation method thereof.
Background technology
Wires and cables industry, as the supporting industry of the power industry of one of pillars of the national economy industry, has extremely important effect and status in national economy.Poly-ethylene cable material because of its light weight, mechanical property is good, also have the outstanding properties features such as very good resistance to low temperature, good environmental stress cracking resistance, good processability, outstanding electrical insulation capability simultaneously, have a very wide range of applications in electric wire field.Poly-ethylene cable material is one of important component part indispensable in CABLE MATERIALS.
Along with people increasingly improve to the further investigation of poly-ethylene cable material and to the requirement of CABLE MATERIALS performance indications, some unmatched situations of actual demand with cable that the construction features of poly-ethylene cable material self causes gradually be noted and require improve.Particularly the feature of the higher hardness of polyethylene self makes its prepared cable cover(ing) soft not, not easily it is curved when carrying out the construction processing of cable when making with joint and is difficult to operate, easily cable cover(ing) is caused damage, cause unnecessary loss, too increase the burden of cable construction, thus limiting its further expanding and application in electric wire field simultaneously.Therefore, it is necessary to targetedly PE cable protective cover material is done further improvement.
Summary of the invention
The shortcoming of prior art in view of the above, it is an object of the invention to provide a kind of soft PE cable protective cover material and preparation method thereof, by selecting suitable special modified dose, so that the soft PE cable protective cover material of preparation has good pliability, it is possible to be effectively improved flexibility and the flexible of CABLE MATERIALS.
For achieving the above object and other relevant purposes, the present invention provides a kind of soft PE cable protective cover material, including the component of following weight portion:
Preferably, described flexible modifying agent can be 10-30 part；It can be 30-50 part；It can be 20-40 part.
Preferably, described lubricant can be 0.6-1 part；It can be 1-2 part；It can be 1-1.5 part.
Preferably, described antioxidant can be 0.6-0.8 part；It can be 0.8-1 part；It can be 0.7-0.9 part.
Preferably, described anti-UV resistant masterbatch can be 2-6 part；It can be 6-10 part；It can be 4-8 part.
Preferably, described polyvinyl resin in high fluidity polyvinyl resin or lazy flow polyvinyl resin any one.
More excellent, the melt index >=1.5g/10min of described high fluidity polyvinyl resin.
More excellent, the melt index≤0.80g/10min of described lazy flow polyvinyl resin.
Described melt index is employing Melt Flow Rate Measurer, temperature 190 DEG C, records under the test condition of heavy burden 2.16KG.
Preferably, described flexible modifying agent is speciality polymer fluoropolymer resin.
More excellent, one or more the combination in ultra-low density polyethylene (VLDPE), ethylene-vinyl acetate copolymer (EVA), thermoplastic elastomer (TPE) (TPE) or polyolefin elastomer (POE) of the described speciality polymer fluoropolymer resin.
Optimum, the hardness of described ultra-low density polyethylene (VLDPE), ethylene-vinyl acetate copolymer (EVA), thermoplastic elastomer (TPE) (TPE) or polyolefin elastomer (POE) is respectively less than 90A (shore A).
Density≤the 0.915g/cm of described ultra-low density polyethylene (VLDPE)3。
Preferably, described lubricant is selected from any one in calcium stearate or Tissuemat E.
Preferably, described antioxidant is selected from any one in four [β-(3,5-di-tert-butyl-hydroxy phenyl) propanoic acid] pentaerythritol esters (antioxidant 1010) or dilauryl thiodipropionate (anti-oxidant DLTP).
Preferably, described anti-UV resistant masterbatch by weight percentage, including following components:
White carbon black 40-50%；
Carrier 50-60%.
More excellent, described carrier is polyvinyl resin.
Optimum, described polyvinyl resin in high fluidity polyvinyl resin or lazy flow polyvinyl resin any one, melt index >=the 1.5g/10min of described high fluidity polyvinyl resin, the melt index≤0.80g/10min of described lazy flow polyvinyl resin.
After described white carbon black is mixed homogeneously with carrier, it is thus achieved that described anti-UV resistant masterbatch.
The preparation method that the present invention further discloses a kind of soft PE cable protective cover material, specifically includes following steps:
1) each component is put into high-speed mixer mix homogeneously according to proportioning；
2) extruding pelletization in double screw extruder, drying are put into after mix homogeneously.
Preferably, step 1) in, the mixing temperature of described high-speed mixer is 25-75 DEG C, and incorporation time is 5-20min.
Preferably, step 1) in, the rotating speed of described mixed at high speed is 100-1500rpm.
More excellent, the rotating speed of described mixed at high speed is 500-1000rpm.
Preferably, step 2) in, described double screw extruder is feeding extruding pelletization mixed milling type double-screw extruding pelletizing machine.
Preferably, step 2) in, the extrusion temperature of described double screw extruder is 145-205 DEG C.
More excellent, step 2) in, the temperature of described double screw extruder is set to: feeding section 145-155 DEG C, batch mixing segment 160-185 DEG C, extruding pelletization section 185-195 DEG C, head section 195-205 DEG C.
More excellent, step 2) in, the extrusion temperature of described double screw extruder is 155-200 DEG C.
Optimum, the temperature of described double screw extruder is set to: feeding section 155 DEG C, batch mixing segment 180 DEG C, extruding pelletization section 190 DEG C, head section 200 DEG C.
Preferably, step 2) in, described drying temperature is 60-95 DEG C.
Preferably, step 2) in, described drying time is 1-3 hour.
The invention also discloses the purposes that a kind of soft PE cable protective cover material is applied in electric wire.
As mentioned above, a kind of soft PE cable protective cover material of the present invention and preparation method thereof, by using speciality polymer resin modified, the soft PE cable protective cover material of preparation, has good pliability, it is possible to effectively improve the original fragility of poly-ethylene cable material and unpliancy, improve flexibility and the flexible of CABLE MATERIALS, it is easy to construction, such that it is able to effectively extend the range of application of poly-ethylene cable material, improves its deal in the market.
Detailed description of the invention
The present invention is expanded on further, it should be appreciated that these embodiments are merely to illustrate the present invention rather than limit the scope of the invention below in conjunction with specific embodiment.
Below by way of specific instantiation, embodiments of the present invention being described, those skilled in the art the content disclosed by this specification can understand other advantages and effect of the present invention easily.The present invention can also be carried out by additionally different detailed description of the invention or apply, and the every details in this specification based on different viewpoints and application, can also carry out various modification or change under the spirit without departing from the present invention.
The experiment material used in following example is as follows:
High fluidity polyvinyl resin, lazy flow polyvinyl resin, ultra-low density polyethylene (VLDPE), ethylene one acetate ethylene copolymer (EVA), thermoplastic elastomer (TPE) (TPE), polyolefin elastomer (POE), calcium stearate, Tissuemat E, antioxidant 1010, anti-oxidant DLTP, white carbon black all can pass through market routine and buy acquisition.
Embodiment 1
In cable material formula, each ingredient names and each composition weight number proportioning are as follows:
Each component is selected raw material according to described proportioning by component; to weigh accurately resin and auxiliary agent in high-speed mixer after fully mixing; extruding pelletization in feeding extruding pelletization mixed milling type double-screw extruding pelletizing machine; the extrusion temperature of described double screw extruder is 145-205 DEG C; the temperature of described double screw extruder is set to: feeding section 145-155 DEG C; batch mixing segment 160-185 DEG C, extruding pelletization section 185-195 DEG C, head section 195-205 DEG C.Drying after pelletize, described drying temperature is 60-95 DEG C, and described drying time is 1-3 hour, namely obtains cable pellet.Composition and the weight of raw material components are as shown in table 1.
Embodiment 2
In cable material formula, each ingredient names and each composition weight number proportioning are as follows:
Each component is selected raw material according to described proportioning by component, is sufficiently mixed weighing resin and auxiliary agent accurately with 500-1000rpm rotating speed in high-speed mixer, and the mixing temperature of described high-speed mixer is 50 DEG C, and incorporation time is 15min.Extruding pelletization in feeding extruding pelletization mixed milling type double-screw extruding pelletizing machine; the extrusion temperature of described double screw extruder is 155-200 DEG C, and the temperature of described double screw extruder is set to: feeding section 155 DEG C, batch mixing segment 180 DEG C; extruding pelletization section 190 DEG C, head section 200 DEG C.Drying after pelletize, described drying temperature is 80 DEG C, and described drying time is 2 hours, namely obtains cable pellet.Composition and the weight of raw material components are as shown in table 1.
Embodiment 3
In cable material formula, each ingredient names and each composition weight number proportioning are as follows:
The techniques such as mixing and extruding pelletization are with embodiment 1.Composition and the weight of raw material components are as shown in table 1.
Embodiment 4
In cable material formula, each ingredient names and each composition weight number proportioning are as follows:
The techniques such as mixing and extruding pelletization are with embodiment 1.Composition and the weight of raw material components are as shown in table 1.
Embodiment 5
In cable material formula, each ingredient names and each composition weight number proportioning are as follows:
The techniques such as mixing and extruding pelletization are with embodiment 1.Composition and the weight of raw material components are as shown in table 1.
Embodiment 6
In cable material formula, each ingredient names and each composition weight number proportioning are as follows:
The techniques such as mixing and extruding pelletization are with embodiment 1.Composition and the weight of raw material components are as shown in table 1.
Comparative example 1
In cable material formula, each ingredient names and each composition weight number proportioning are as follows:
High fluidity polyvinyl resin (melt index >=1.5g/10min) 100 parts；
0.6 part of lubricant polyethylene wax；
Antioxidant 1010 1 part.
According to above-mentioned same procedure, but without flexible modifying agent and anti-UV resistant masterbatch, prepare poly-ethylene cable material, as a comparison case.The techniques such as mixing and extruding pelletization are with embodiment 1.Composition and the weight of raw material components are as shown in table 1.
Comparative example 2
In cable material formula, each ingredient names and each composition weight number proportioning are as follows:
Lazy flow polyvinyl resin (melt index≤0.80g/10min) 100 parts；
Lubricant stearic acid calcium 2 parts；
Anti-oxidant DLTP 0.6 part.
According to above-mentioned same procedure, but without flexible modifying agent and anti-UV resistant masterbatch, prepare poly-ethylene cable material, as a comparison case.The techniques such as mixing and extruding pelletization are with embodiment 1.Composition and the weight of raw material components are as shown in table 1.
The formula table of PE cable protective cover material in table 1 embodiment 1-6 and comparative example 1-2
Embodiment 7
Proportioning in embodiment 1-6 and comparative example 1-2 being prepared poly-ethylene cable material and carries out performance test according to relevant criterion respectively, the correlated performance result of prepared CABLE MATERIALS is in Table 2.
Table 2 embodiment 1-6 and comparative example 1-2 prepares CABLE MATERIALS the performance test results
From upper table 2, the soft PE cable protective cover material prepared in above-described embodiment 1-6 is compared with PE cable protective cover material in comparative example 1-2, soft modified by selecting suitable modifying agent to carry out, the fragility of cable obtains obvious improvement, there are better pliability and flexible, simultaneously there is not obvious decline in the mechanical property of CABLE MATERIALS and electrical property, ensure that the q&r of product, by adopting the poly-ethylene cable material after improving to carry out the preparation of cable cover(ing), can so that prepared cable be easy to construction lays, reduce labor intensity, improve efficiency, also contribute to save cost and increase benefit.
In sum, a kind of soft PE cable protective cover material prepared in the present invention has good pliability, so, the present invention effectively overcomes various shortcoming of the prior art and has high industrial utilization.
Above-described embodiment is illustrative principles of the invention and effect thereof only, not for the restriction present invention.Above-described embodiment all under the spirit and category of the present invention, can be modified or change by any those skilled in the art.Therefore, art has usually intellectual such as modifying without departing from all equivalences completed under disclosed spirit and technological thought or change, must be contained by the claim of the present invention.
Claims (10)
1. a soft PE cable protective cover material, including the component of following weight portion:
2. PE cable protective cover material as claimed in claim 1 a kind of soft, it is characterised in that described polyvinyl resin in high fluidity polyvinyl resin or lazy flow polyvinyl resin any one.
3. a kind of soft PE cable protective cover material as claimed in claim 1, it is characterised in that described flexible modifying agent is speciality polymer fluoropolymer resin；One or more the combination in ultra-low density polyethylene, ethylene-vinyl acetate copolymer, thermoplastic elastomer (TPE) or polyolefin elastomer of the described speciality polymer fluoropolymer resin.
4. a kind of soft PE cable protective cover material as claimed in claim 1, it is characterised in that described lubricant is selected from any one in calcium stearate or Tissuemat E；Described antioxidant is selected from any one in antioxidant 1010 or anti-oxidant DLTP.
5. PE cable protective cover material as claimed in claim 4 a kind of soft, it is characterised in that described anti-UV resistant masterbatch by weight percentage, including following components:
White carbon black 40-50%；
Carrier 50-60%；
Wherein, described carrier is polyvinyl resin.
6. the preparation method of a kind of soft PE cable protective cover material as described in as arbitrary in claim 1-5, specifically includes following steps:
1) each component is put into high-speed mixer mix homogeneously according to proportioning；
2) extruding pelletization in double screw extruder, drying are put into after mix homogeneously.
7. the preparation method of a kind of soft PE cable protective cover material as claimed in claim 6, it is characterised in that step 1) in, the mixing temperature of described high-speed mixer is 25-75 DEG C, and incorporation time is 5-20min；The rotating speed of described mixed at high speed is 100-1500rpm.
8. the preparation method of a kind of soft PE cable protective cover material as claimed in claim 6, it is characterised in that step 2) in, the extrusion temperature of described double screw extruder is 145-205 DEG C.
9. the preparation method of a kind of soft PE cable protective cover material as claimed in claim 8, it is characterized in that, the temperature of described double screw extruder is set to: feeding section 145-155 DEG C, batch mixing segment 160-185 DEG C, extruding pelletization section 185-195 DEG C, head section 195-205 DEG C.
10. a kind of soft PE cable protective cover material as described in as arbitrary in claim 1-5 is applied to the purposes in electric wire.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410835702.1A CN105778206B (en) | 2014-12-23 | 2014-12-23 | A kind of softness PE cable protective cover material and preparation method thereof |
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| CN201410835702.1A CN105778206B (en) | 2014-12-23 | 2014-12-23 | A kind of softness PE cable protective cover material and preparation method thereof |
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| CN105778206A true CN105778206A (en) | 2016-07-20 |
| CN105778206B CN105778206B (en) | 2018-11-09 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109689769A (en) * | 2016-09-09 | 2019-04-26 | 莱尼电缆有限公司 | Elongated article with good flexibility and high flame retardant |
| CN114702741A (en) * | 2022-03-31 | 2022-07-05 | 金发科技股份有限公司 | Low-density polyethylene material and preparation method and application thereof |
| CN115819866A (en) * | 2022-11-28 | 2023-03-21 | 苏州铂玛新材料有限公司 | Polyolefin material and preparation method and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1322773A (en) * | 2001-05-24 | 2001-11-21 | 宁波信高塑化有限公司 | Inorganic nanometer particle modified optical cable protecting casing material and its prepn |
| CN1465615A (en) * | 2002-06-13 | 2004-01-07 | 长春市南关区德源物资经销处 | Polythene protective cover material for communication cable |
| CN103554627A (en) * | 2013-11-18 | 2014-02-05 | 山东科虹线缆科技股份有限公司 | Polyolefin thermoplastic cable insulation material capable of being recycled as well as preparation method thereof |
-
2014
- 2014-12-23 CN CN201410835702.1A patent/CN105778206B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1322773A (en) * | 2001-05-24 | 2001-11-21 | 宁波信高塑化有限公司 | Inorganic nanometer particle modified optical cable protecting casing material and its prepn |
| CN1465615A (en) * | 2002-06-13 | 2004-01-07 | 长春市南关区德源物资经销处 | Polythene protective cover material for communication cable |
| CN103554627A (en) * | 2013-11-18 | 2014-02-05 | 山东科虹线缆科技股份有限公司 | Polyolefin thermoplastic cable insulation material capable of being recycled as well as preparation method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109689769A (en) * | 2016-09-09 | 2019-04-26 | 莱尼电缆有限公司 | Elongated article with good flexibility and high flame retardant |
| CN109689769B (en) * | 2016-09-09 | 2021-09-14 | 莱尼电缆有限公司 | Elongated article having good flexibility and high flame retardancy |
| CN114702741A (en) * | 2022-03-31 | 2022-07-05 | 金发科技股份有限公司 | Low-density polyethylene material and preparation method and application thereof |
| CN114702741B (en) * | 2022-03-31 | 2023-11-03 | 金发科技股份有限公司 | Low-density polyethylene material and preparation method and application thereof |
| CN115819866A (en) * | 2022-11-28 | 2023-03-21 | 苏州铂玛新材料有限公司 | Polyolefin material and preparation method and application thereof |
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| CN105778206B (en) | 2018-11-09 |
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Address after: 201802 Shanghai City, Jiading District Nanxiang Town Yongle Village No. 271 Patentee after: Shanghai Kaibo cable special material Co., Ltd Address before: 201802 Shanghai City, Jiading District Nanxiang Town Yongle Village No. 271 Patentee before: SHANGHAI KAIBO SPECIAL CABLE FACTORY Co.,Ltd. |
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