CN103289224A - Halogen-free flame-retardant environment-friendly cross-linked polyvinyl chloride cable material and preparation method thereof - Google Patents
Halogen-free flame-retardant environment-friendly cross-linked polyvinyl chloride cable material and preparation method thereof Download PDFInfo
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- CN103289224A CN103289224A CN2013101317141A CN201310131714A CN103289224A CN 103289224 A CN103289224 A CN 103289224A CN 2013101317141 A CN2013101317141 A CN 2013101317141A CN 201310131714 A CN201310131714 A CN 201310131714A CN 103289224 A CN103289224 A CN 103289224A
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- halogen
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- free flame
- environmental protection
- chloride cable
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- 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
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- 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
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
Abstract
The invention discloses a halogen-free flame-retardant environment-friendly cross-linked polyvinyl chloride cable material. The halogen-free flame-retardant environment-friendly cross-linked polyvinyl chloride cable material comprises the following raw materials by weight: 90 to 100 parts of a PVC resin, 3 to 10 parts of a rare earth environment-friendly stabilizing agent, 1 to 3 parts of a calcium stearate lubricant, 65 to 75 parts of active calcium carbonate, 2 to 8 parts of antimony trioxide, 50 to 70 parts of a plasticizer and 2 to 10 parts of a cross-linking agent. The halogen-free flame-retardant environment-friendly cross-linked polyvinyl chloride cable material provided by the invention has the advantages of environment-friendliness, good flame retardation, high temperature resistance, low smoke, good compatibility and good moldability. The invention further discloses a method for preparing the halogen-free flame-retardant environment-friendly cross-linked polyvinyl chloride cable material. The method comprises the following steps: weighing of the raw materials; mixing; thermo-crosslinking; and granulation with mixing mill. The preparation method is simple and practicable and is convenient for industrial production; and the cable material prepared by using the preparation method has stable quality.
Description
Technical field
The present invention relates to the CABLE MATERIALS field, relate in particular to a kind of halogen-free flame-proof environmental protection cross-linked polrvinyl chloride CABLE MATERIALS and preparation method thereof.
Background technology
Polyvinyl chloride (PVC) is at the highest a kind of macromolecular material of cable industry rate of utilization, the PVC CABLE MATERIALS has good electric insulating quality, certain mechanical strength is arranged, and characteristics such as fire-retardant, inexpensive and wide material sources have obtained widespread use as insulation and the sheath of electric wire.Yet because the structural shortcoming of PVC itself can not satisfy the application of some special occasions.Traditional polyvinyl chloride cable coating material is made by inflammable high molecular synthetic material, flame retardant resistance can not reach requirement, non-refractory and aging easily at some special occasions, work-ing life is shorter, in use easy because line load is excessive or outside temperature is too high, and the burning presence of fire.Its when burning has produced a large amount of flue dust and toxic gas pollution environment damages human body, brings hidden danger for people's the security of the lives and property.
Summary of the invention
At the deficiencies in the prior art, the purpose of this invention is to provide the halogen-free flame-proof environmental protection cross-linked polrvinyl chloride CABLE MATERIALS that good, high temperature resistant, the low cigarette of a kind of environmental protection, flame retardant properties, consistency are good, can satisfy some application of special occasions.Another object of the present invention provides the method for the described halogen-free flame-proof environmental protection cross-linked polrvinyl chloride CABLE MATERIALS of preparation.
Technical scheme: in order to realize the foregoing invention purpose, the technical solution used in the present invention is:
A kind of halogen-free flame-proof environmental protection cross-linked polrvinyl chloride CABLE MATERIALS comprises that following raw materials in weight portion constitutes:
Described polyvinyl chloride (PVC) RESINS is one or both mixture of SG-1000 type, SG-1300 type.
Described softening agent is the mixture of a kind of of ESO, TOTM or two kinds.
Linking agent is dicumyl peroxide.
A kind of method for preparing described halogen-free flame-proof environmental protection cross-linked polrvinyl chloride CABLE MATERIALS may further comprise the steps:
1) other raw material except rare earth environmental protection stablizer is taken by weighing according to described weight part, high-speed mixing is even after joining high mixer elder generation low speed, mixes the back and carries out hot melt add rare earth environmental protection stablizer simultaneously and stir before forcing machine is extruded under 110 ℃～120 ℃;
2) step 1) gained mixture is stirred after, by at the uniform velocity extruding with the twin-screw mixer machine, finish granulation, wherein the temperature of each section of forcing machine begins from spout, be followed successively by: 110 ℃～130 ℃, 140 ℃～150 ℃, 150 ℃～160 ℃, 120 ℃～130 ℃, head temperature is 110 ℃～120 ℃.
Beneficial effect: compared with prior art, the technical solution adopted in the present invention has the following advantages:
1, becomes thermosetting resin by the crosslinked pvc material that makes by thermoplastics, significantly improve mechanical and physical performance, electrical property, flame retardant properties and the process industrial art performance of material, also have good temperature tolerance and scrape abrasion resistance, can under 105 ℃ of high temperature, work for a long time, high temperature resistant, fire-retardant, can effectively be operated in practical in 105 ℃ of environment, when burning oxygen index than usual production height;
2, thermotolerance and resistance to pressure have improved the operating temperature of conductor, and the current capacity of cable is improved, and can reduce cross-sectional area of conductor, corresponding saving cost;
3, with the cable material inside accelerated deterioration phenomenon does not take place, consistency is good;
4, simple and convenient processing method is easily gone, and is fit to large-scale industrialization production.
Embodiment
Below in conjunction with the present invention will be further explained in concrete the enforcement.
Embodiment 1: with 90 parts on vinyl chloride resin SG-1000 type, 1 part of calcium stearate, 65 parts of activated Calcium carbonates, 2 parts of antimonous oxides, ESO, 50 parts in the mixture of TOTM a kind of or two kinds, 2 parts of oxidation diisopropylbenzene(DIPB)s, high-speed mixing is even after joining high mixer elder generation low speed, mixing the back carried out hot melt and adds rare earth environmental protection stablizer simultaneously and stir for 3 parts under 110 ℃～120 ℃ before forcing machine is extruded, after mixture stirred, by at the uniform velocity extruding with the twin-screw mixer machine, finish granulation, wherein the temperature of each section of forcing machine begins from spout, is followed successively by: 110 ℃～130 ℃, 140 ℃～150 ℃, 150 ℃～160 ℃, 120 ℃～130 ℃, head temperature is 110 ℃～120 ℃.
Embodiment 2: with 100 parts on vinyl chloride resin SG-1000 type, 3 parts of calcium stearates, 75 parts of activated Calcium carbonates, 8 parts of antimonous oxides, ESO, 70 parts in the mixture of TOTM a kind of or two kinds, 10 parts of oxidation diisopropylbenzene(DIPB)s, high-speed mixing is even after joining high mixer elder generation low speed, mixing the back carried out hot melt and adds rare earth environmental protection stablizer simultaneously and stir for 10 parts under 110 ℃～120 ℃ before forcing machine is extruded, after mixture stirred, by at the uniform velocity extruding with the twin-screw mixer machine, finish granulation, wherein the temperature of each section of forcing machine begins from spout, is followed successively by: 110 ℃～130 ℃, 140 ℃～150 ℃, 150 ℃～160 ℃, 120 ℃～130 ℃, head temperature is 110 ℃～120 ℃.
Embodiment 3: with vinyl chloride resin SG-1000 type, 100 parts in the mixture of one or both of SG-1300 type, 2 parts of calcium stearates, 70 parts of activated Calcium carbonates, 5 parts of antimonous oxides, ESO, 60 parts in the mixture of TOTM a kind of or two kinds, 6 parts of oxidation diisopropylbenzene(DIPB)s, high-speed mixing is even after joining high mixer elder generation low speed, mixing the back carried out hot melt and adds rare earth environmental protection stablizer simultaneously and stir for 6 parts under 110 ℃～120 ℃ before forcing machine is extruded, after mixture stirred, by at the uniform velocity extruding with the twin-screw mixer machine, finish granulation, wherein the temperature of each section of forcing machine begins from spout, is followed successively by: 110 ℃～130 ℃, 140 ℃～150 ℃, 150 ℃～160 ℃, 120 ℃～130 ℃, head temperature is 110 ℃～120 ℃.
Embodiment 4: with 90 parts on vinyl chloride resin SG-1300 type, 1.5 parts of calcium stearates, 68 parts of activated Calcium carbonates, 5 parts of antimonous oxides, ESO, 60 parts in the mixture of TOTM a kind of or two kinds, 6 parts of oxidation diisopropylbenzene(DIPB)s, high-speed mixing is even after joining high mixer elder generation low speed, mixing the back carried out hot melt and adds rare earth environmental protection stablizer simultaneously and stir for 4 parts under 110 ℃～120 ℃ before forcing machine is extruded, after mixture stirred, by at the uniform velocity extruding with the twin-screw mixer machine, finish granulation, wherein the temperature of each section of forcing machine begins from spout, is followed successively by: 110 ℃～130 ℃, 140 ℃～150 ℃, 150 ℃～160 ℃, 120 ℃～130 ℃, head temperature is 110 ℃～120 ℃.
Embodiment 5: with 100 parts on vinyl chloride resin SG-1300 type, 3 parts of calcium stearates, 72 parts of activated Calcium carbonates, 7 parts of antimonous oxides, ESO, 65 parts in the mixture of TOTM a kind of or two kinds, 8 parts of oxidation diisopropylbenzene(DIPB)s, high-speed mixing is even after joining high mixer elder generation low speed, mixing the back carried out hot melt and adds rare earth environmental protection stablizer simultaneously and stir for 8 parts under 110 ℃～120 ℃ before forcing machine is extruded, after mixture stirred, by at the uniform velocity extruding with the twin-screw mixer machine, finish granulation, wherein the temperature of each section of forcing machine begins from spout, is followed successively by: 110 ℃～130 ℃, 140 ℃～150 ℃, 150 ℃～160 ℃, 120 ℃～130 ℃, head temperature is 110 ℃～120 ℃.
Claims (5)
1. halogen-free flame-proof environmental protection cross-linked polrvinyl chloride CABLE MATERIALS is characterized in that comprising that following raw materials in weight portion constitutes:
2. halogen-free flame-proof environmental protection cross-linked polrvinyl chloride CABLE MATERIALS according to claim 1 is characterized in that: described polyvinyl chloride (PVC) RESINS is one or both mixture of SG-1000 type, SG-1300 type.
3. halogen-free flame-proof environmental protection cross-linked polrvinyl chloride CABLE MATERIALS according to claim 1 is characterized in that: described softening agent is the mixture of a kind of of ESO, TOTM or two kinds.
4. halogen-free flame-proof environmental protection cross-linked polrvinyl chloride CABLE MATERIALS according to claim 1, it is characterized in that: linking agent is dicumyl peroxide.
5. a method for preparing halogen-free flame-proof environmental protection cross-linked polrvinyl chloride CABLE MATERIALS as claimed in claim 1 is characterized in that, may further comprise the steps:
1) other raw material except rare earth environmental protection stablizer is taken by weighing according to described weight part, high-speed mixing is even after joining high mixer elder generation low speed, mixes the back and carries out hot melt add rare earth environmental protection stablizer simultaneously and stir before forcing machine is extruded under 110 ℃～120 ℃;
2) step 1) gained mixture is stirred after, by at the uniform velocity extruding with the twin-screw mixer machine, finish granulation, wherein the temperature of each section of forcing machine begins from spout, be followed successively by: 110 ℃～130 ℃, 140 ℃～150 ℃, 150 ℃～160 ℃, 120 ℃～130 ℃, head temperature is 110 ℃～120 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101317141A CN103289224A (en) | 2013-04-16 | 2013-04-16 | Halogen-free flame-retardant environment-friendly cross-linked polyvinyl chloride cable material and preparation method thereof |
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| CN2013101317141A CN103289224A (en) | 2013-04-16 | 2013-04-16 | Halogen-free flame-retardant environment-friendly cross-linked polyvinyl chloride cable material and preparation method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103642150A (en) * | 2013-11-25 | 2014-03-19 | 常熟市蓝天新材料科技有限公司 | Preparation method of polyvinyl chloride cable material |
| CN105017675A (en) * | 2015-06-19 | 2015-11-04 | 深圳市帝源新材料科技有限公司 | Polyurethane elastomer modified polyvinyl chloride electric cable material and manufacturing process thereof |
| CN105038032A (en) * | 2015-08-21 | 2015-11-11 | 国网山东省电力公司临沂供电公司 | Environment-friendly low-smoke flame-retardant PVC (polyvinyl chloride) cable material |
| CN105623140A (en) * | 2014-11-12 | 2016-06-01 | 如皋市中如化工有限公司 | Testing formula for influence of plasticizer on electrical performance of PVC electric cable material |
| CN106046622A (en) * | 2016-08-03 | 2016-10-26 | 苏州市相城区正旭电线电缆有限公司 | Material for manufacturing cable insulation layer, and preparation method of material |
| CN107446267A (en) * | 2017-08-18 | 2017-12-08 | 苏州爱得华塑化有限公司 | Charging pile cable jacket material and preparation method |
| CN107446266A (en) * | 2017-08-18 | 2017-12-08 | 苏州爱得华塑化有限公司 | 125 DEG C of EV new energy in-car high-voltage line Insulation Materials and preparation method |
| CN114133680A (en) * | 2021-12-02 | 2022-03-04 | 湖南湘鹤集团电缆科技股份有限公司 | PVC material and preparation method and application thereof for wires or cables |
| CN114864165A (en) * | 2022-03-30 | 2022-08-05 | 安徽华上电缆科技有限公司 | Cross-linked polyethylene insulated flame-retardant polyvinyl chloride sheathed variable frequency cable |
-
2013
- 2013-04-16 CN CN2013101317141A patent/CN103289224A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103642150A (en) * | 2013-11-25 | 2014-03-19 | 常熟市蓝天新材料科技有限公司 | Preparation method of polyvinyl chloride cable material |
| CN105623140A (en) * | 2014-11-12 | 2016-06-01 | 如皋市中如化工有限公司 | Testing formula for influence of plasticizer on electrical performance of PVC electric cable material |
| CN105017675A (en) * | 2015-06-19 | 2015-11-04 | 深圳市帝源新材料科技有限公司 | Polyurethane elastomer modified polyvinyl chloride electric cable material and manufacturing process thereof |
| CN105017675B (en) * | 2015-06-19 | 2017-06-13 | 深圳市帝源新材料科技股份有限公司 | A kind of polyurethane elastomer modified polyvinyl chloride cable material and its manufacturing process |
| CN105038032A (en) * | 2015-08-21 | 2015-11-11 | 国网山东省电力公司临沂供电公司 | Environment-friendly low-smoke flame-retardant PVC (polyvinyl chloride) cable material |
| CN106046622A (en) * | 2016-08-03 | 2016-10-26 | 苏州市相城区正旭电线电缆有限公司 | Material for manufacturing cable insulation layer, and preparation method of material |
| CN106046622B (en) * | 2016-08-03 | 2017-12-22 | 苏州市相城区正旭电线电缆有限公司 | It is a kind of to be used to manufacture material of cable insulation and preparation method thereof |
| CN107446267A (en) * | 2017-08-18 | 2017-12-08 | 苏州爱得华塑化有限公司 | Charging pile cable jacket material and preparation method |
| CN107446266A (en) * | 2017-08-18 | 2017-12-08 | 苏州爱得华塑化有限公司 | 125 DEG C of EV new energy in-car high-voltage line Insulation Materials and preparation method |
| CN114133680A (en) * | 2021-12-02 | 2022-03-04 | 湖南湘鹤集团电缆科技股份有限公司 | PVC material and preparation method and application thereof for wires or cables |
| CN114864165A (en) * | 2022-03-30 | 2022-08-05 | 安徽华上电缆科技有限公司 | Cross-linked polyethylene insulated flame-retardant polyvinyl chloride sheathed variable frequency cable |
| CN114864165B (en) * | 2022-03-30 | 2023-05-30 | 安徽华上电缆科技有限公司 | Crosslinked polyethylene insulating flame-retardant polyvinyl chloride sheath variable-frequency cable |
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Application publication date: 20130911 |