CN105131464A - Polyvinyl chloride cable material and preparing method thereof - Google Patents
Polyvinyl chloride cable material and preparing method thereof Download PDFInfo
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- CN105131464A CN105131464A CN201510551329.1A CN201510551329A CN105131464A CN 105131464 A CN105131464 A CN 105131464A CN 201510551329 A CN201510551329 A CN 201510551329A CN 105131464 A CN105131464 A CN 105131464A
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- polyvinyl chloride
- cable material
- chloride cable
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Abstract
The invention discloses a polyvinyl chloride cable material and a preparing method thereof. The polyvinyl chloride cable material is prepared from polyvinyl chloride, calcium carbonate, fire retardant, a melting-loss-resisting agent, a plasticizer, a stabilizing agent, a lubricating agent and the like. The raw materials are mixed by the appropriate weight ratio and granulated, the preparing method includes the following technological process that all the raw materials are mixed in a high-speed mixing machine for 10-15 min at high speed, plasticized and extruded out of a double-screw extruder, granulated thermally, screened in a vibrated mode, cooled with air and packaged. The melting-loss resistance of the cable material prepared by adopting the formula and the method is improved, and the cable material has the advantages of being convenient to machine, stable in quality, high in production efficiency and the like.
Description
Technical field
The present invention relates to technical field of polymer materials, particularly relate to a kind of polyvinyl chloride cable material and preparation method thereof.
Background technology
Need in the electric wire course of processing to be welded by tin sticky, to require that in welding process insulation compound does not shrink and do not ftracture, meet this requirement and namely can be described as refractory and damage; Polyvinyl chloride cable material is as main electrical insulating material, and in use resistance to melting loss performance is extremely important, but the resistance to melting loss performance of a lot of electric wire does not reach requirement on the market, cause scolding tin loosely, insulation cracking, finally cause electronic product bad.
Based on above reason, be necessary to develop polyvinyl chloride cable material.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind ofly has polyvinyl chloride cable material improving resistance to melting loss performance and preparation method thereof.
For solving the problems of the technologies described above, the object of the invention is to be achieved through the following technical solutions: a kind of polyvinyl chloride cable material of resistance to melting loss, its raw material comprising following weight proportion is made: polyvinyl chloride 100 weight part; Plasticizer 30-40 weight part; Calcium carbonate 40-60 weight part; Fire retardant 9-15 weight part; Resistance to melting loss agent 8-16 weight part; Tranquilizer 5-7 weight part; Lubricant 1-2 weight part.
The object of the invention is also to realize by following technical scheme: a kind of preparation method of the polyvinyl chloride cable material of resistance to melting loss, it comprises the steps: a: take above-mentioned raw materials by weight ratio; B: the height mixture prepared in a being put into 300L mixes in pot, at homogenizer high speed mixing 10-15 minute, the design temperature of high-speed mixing is 130-150
oc; And c: by the raw material discharge mixed to diameter be in 65mm dual-screw-stem machine plasticizing extrude, plasticization temperature is 120-140
oc, extrudes rear fervent granulation, air-cooled, vibratory screening and packaging.
The present invention effectively can improve the resistance to melting loss performance of polyvinyl chloride cable material, resistance to melting loss effect can be kept in higher temperature range, the raw material that the present invention adopts is environment-protecting asepsis raw material, can 100% recycling, is conducive to enhancing productivity and reducing production cost.
Embodiment
The invention provides a kind of preparation method of polyvinyl chloride cable material, it comprises the following steps:
A: take various raw material by the weight proportion described in one of them in embodiment 1-3;
B: the height mixture prepared being put into 300L mixes in pot, at homogenizer high speed mixing 10-15 minute, the design temperature of high-speed mixing is 130-150
oc; And
C: be plastify in the dual-screw-stem machine of 65mm to extrude to diameter by the raw material discharge mixed, plasticization temperature is 120-140
oc, extrudes rear fervent granulation, air-cooled, vibratory screening and packaging.
For ease of understanding further the present invention, now describe the present invention in conjunction with specific embodiments:
In an embodiment, polyvinyl chloride is the virgin resin powder of weight-average molecular weight between 80000-125000, plasticizer is Pyromellitic Acid four monooctyl ester, one or more mixtures in trioctyl trimellitate and epoxy soybean oil, calcium carbonate is the above coarse whiting of 2500 order, fire retardant is magnesium hydroxide, zinc borate, and one or more mixtures in antimonous oxide, resistance to melting loss agent is the composite by a certain percentage mixture of barium sulfate or barium carbonate and silicate, tranquilizer is environmental protection Ca Zn composite tranquilizer, lubricant is one or more mixtures in oxidized polyethlene wax and polyethylene wax.
Embodiment 1:
There is provided polyvinyl chloride 100 weight part, plasticizer 30 weight part, calcium carbonate 40 weight part, fire retardant 9 weight part, resistance to melting loss agent 16 weight part, tranquilizer 7 weight part, lubricant 1 weight part, mixes 15 minutes by above material in high mixer high speed, and high mixed set temperature is 150
oc, being discharged to diameter is that in the dual-screw-stem machine of 65mm, plasticizing is extruded, and extrude rear fervent granulation, twin screw processing temperature is 120-140
oc.
Embodiment 2:
There is provided polyvinyl chloride 100 weight part, plasticizer 35 weight part, calcium carbonate 50 weight part, fire retardant 12 weight part, resistance to melting loss agent 12 weight part, tranquilizer 6 weight part, lubricant 1.5 weight part, mixes 15 minutes by above material in high mixer high speed, and high mixed set temperature is 150
oc, being discharged to diameter is that in 65mm dual-screw-stem machine, plasticizing is extruded, and extrude rear fervent granulation, twin screw processing temperature is 120-140
oc.
Embodiment 3:
There is provided polyvinyl chloride 100 weight part, plasticizer 40 weight part, calcium carbonate 60 weight part, fire retardant 15 weight part, resistance to melting loss agent 8 weight part, tranquilizer 5 weight part, lubricant 2 weight part, mixes 15 minutes by above material in high mixer high speed, and high mixed set temperature is 150
oc, being discharged to diameter is that in 65mm dual-screw-stem machine, plasticizing is extruded, and extrude rear fervent granulation, twin screw processing temperature is 120-140
oc.
Performance test:
Hardness performance is according to ASTM2240 (AmericanSocietyforTestingandMaterials, American Society Testing and Materials) standard testing.
Tensile strength and elongation at break properties are according to UL758 and UL1581 standard testing.
V0 flame retardant properties is according to UL94 standard testing.
Resistance to melting loss performance is according to following condition test and judgement:
(1). tin furnace temperature 260
oc, tin sticky time remaining 6s, peeling size 10mm, tin sticky degree of depth 8mm;
(2). require that insulation shrinkage is less than 1mm, insulation is without cracking.
The formula (weight part) of embodiment 1-3 and material performance join following form:
| Compound material title | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| Polyvinyl chloride | 100 | 100 | 100 |
| Plasticizer | 30 | 35 | 40 |
| Calcium carbonate | 40 | 50 | 60 |
| Fire retardant | 9 | 12 | 15 |
| Resistance to melting loss agent | 16 | 12 | 8 |
| Tranquilizer | 7 | 6 | 5 |
| Lubricant | 1 | 1.5 | 2 |
| Tensile strength (Mpa) | 16.6 | 15.9 | 15.2 |
| Elongation at break (%) | 186 | 177 | 164 |
| Hardness shore (A) | 98 | 96 | 93 |
| V0(3.0mm) | Pass through | Pass through | Pass through |
| Resistance to melting loss | Pass through | Pass through | Pass through |
Above the preparation method of a kind of polyvinyl chloride cable material provided by the present invention is described in detail, apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for the those skilled in the art in field of the present invention, according to thought of the present invention, all can change part in specific embodiments and applications, and in sum, this description should not be construed as limitation of the present invention.
Claims (10)
1. the polyvinyl chloride cable material of resistance to melting loss, its raw material comprising following weight proportion is made: polyvinyl chloride 100 weight part; Plasticizer 30-40 weight part; Calcium carbonate 40-60 weight part; Fire retardant 9-15 weight part; Resistance to melting loss agent 8-16 weight part; Tranquilizer 5-7 weight part; Lubricant 1-2 weight part.
2. polyvinyl chloride cable material according to claim 1, is characterized in that: described polyvinyl chloride is the virgin resin powder of weight-average molecular weight between 80000-125000.
3. polyvinyl chloride cable material according to claim 1, is characterized in that: described plasticizer is to one or more mixtures in Pyromellitic Acid four monooctyl ester, trioctyl trimellitate and epoxy soybean oil.
4. polyvinyl chloride cable material according to claim 1, is characterized in that: described calcium carbonate is the above coarse whiting of 2500 order.
5. polyvinyl chloride cable material according to claim 1, is characterized in that: described fire retardant is one or more mixtures in magnesium hydroxide, zinc borate and antimonous oxide.
6. polyvinyl chloride cable material according to claim 1, is characterized in that: described resistance to melting loss agent is the composite by a certain percentage mixture of barium sulfate or barium carbonate and silicate.
7. polyvinyl chloride cable material according to claim 1, is characterized in that: described tranquilizer is environmental protection Ca Zn composite tranquilizer.
8. polyvinyl chloride cable material according to claim 1, is characterized in that: described lubricant is one or more mixtures in oxidized polyethlene wax and polyethylene wax.
9. polyvinyl chloride cable material according to claim 1, is characterized in that: the tensile strength of described polyvinyl chloride cable material is 15.2-16.6Mpa, and elongation at break is 164%-186%, and hardness shore is 93-98A.
10. a preparation method for the polyvinyl chloride cable material of resistance to melting loss, it comprises the steps:
A: take the raw material as described in any one in 1-8 by weight ratio;
B: the height mixture prepared in a being put into 300L mixes in pot, at homogenizer high speed mixing 10-15 minute, the design temperature of high-speed mixing is 130-150
oc; And
C: by the raw material discharge mixed to diameter be in 65mm dual-screw-stem machine plasticizing extrude, plasticization temperature is 120-140
oc, extrudes rear fervent granulation, air-cooled, vibratory screening and packaging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510551329.1A CN105131464A (en) | 2015-09-01 | 2015-09-01 | Polyvinyl chloride cable material and preparing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510551329.1A CN105131464A (en) | 2015-09-01 | 2015-09-01 | Polyvinyl chloride cable material and preparing method thereof |
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| CN105131464A true CN105131464A (en) | 2015-12-09 |
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| CN201510551329.1A Pending CN105131464A (en) | 2015-09-01 | 2015-09-01 | Polyvinyl chloride cable material and preparing method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105885279A (en) * | 2016-04-12 | 2016-08-24 | 京缆电缆有限公司 | Cold-resistant polyvinyl chloride cable material and preparation method thereof |
| CN105949664A (en) * | 2016-06-16 | 2016-09-21 | 安徽旺达铜业发展有限公司 | Anti-abrasion high-strength insulating wire and cable material |
| CN107082990A (en) * | 2017-06-13 | 2017-08-22 | 上海新益电力线路器材有限公司 | A kind of composite modified polyvinyl chloride insulated electric conductor and preparation method thereof |
| CN107910116A (en) * | 2017-11-22 | 2018-04-13 | 深圳市红旗电工科技有限公司 | The elevator network synthesis line and preparation method of a kind of powered source signal |
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| CN1508190A (en) * | 2002-12-16 | 2004-06-30 | 吴荣泰 | Flame-retarding resin composition |
| CN103553654A (en) * | 2013-10-14 | 2014-02-05 | 上海利尔耐火材料有限公司 | Al2O3-Si2N2O-C castable for blast furnace iron tap channel and preparation method thereof |
| CN103772841A (en) * | 2012-10-17 | 2014-05-07 | 南京恒安树脂化学有限公司 | Melting loss resistant PVC (polyvinyl chloride) rubber material |
| CN103937124A (en) * | 2014-04-25 | 2014-07-23 | 博硕科技(江西)有限公司 | High-speed extrusion matte polyvinyl chloride cable material and preparation method thereof |
| CN104004296A (en) * | 2014-05-13 | 2014-08-27 | 博硕科技(江西)有限公司 | Antimony-free flame-retardant polyvinyl chloride cable material and preparation method thereof |
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2015
- 2015-09-01 CN CN201510551329.1A patent/CN105131464A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1508190A (en) * | 2002-12-16 | 2004-06-30 | 吴荣泰 | Flame-retarding resin composition |
| CN103772841A (en) * | 2012-10-17 | 2014-05-07 | 南京恒安树脂化学有限公司 | Melting loss resistant PVC (polyvinyl chloride) rubber material |
| CN103553654A (en) * | 2013-10-14 | 2014-02-05 | 上海利尔耐火材料有限公司 | Al2O3-Si2N2O-C castable for blast furnace iron tap channel and preparation method thereof |
| CN103937124A (en) * | 2014-04-25 | 2014-07-23 | 博硕科技(江西)有限公司 | High-speed extrusion matte polyvinyl chloride cable material and preparation method thereof |
| CN104004296A (en) * | 2014-05-13 | 2014-08-27 | 博硕科技(江西)有限公司 | Antimony-free flame-retardant polyvinyl chloride cable material and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105885279A (en) * | 2016-04-12 | 2016-08-24 | 京缆电缆有限公司 | Cold-resistant polyvinyl chloride cable material and preparation method thereof |
| CN105949664A (en) * | 2016-06-16 | 2016-09-21 | 安徽旺达铜业发展有限公司 | Anti-abrasion high-strength insulating wire and cable material |
| CN107082990A (en) * | 2017-06-13 | 2017-08-22 | 上海新益电力线路器材有限公司 | A kind of composite modified polyvinyl chloride insulated electric conductor and preparation method thereof |
| CN107910116A (en) * | 2017-11-22 | 2018-04-13 | 深圳市红旗电工科技有限公司 | The elevator network synthesis line and preparation method of a kind of powered source signal |
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Application publication date: 20151209 |