CN103030894A - Halogen-free flame retardant material for power line and fabrication method of material - Google Patents
Halogen-free flame retardant material for power line and fabrication method of material Download PDFInfo
- Publication number
- CN103030894A CN103030894A CN2012105879459A CN201210587945A CN103030894A CN 103030894 A CN103030894 A CN 103030894A CN 2012105879459 A CN2012105879459 A CN 2012105879459A CN 201210587945 A CN201210587945 A CN 201210587945A CN 103030894 A CN103030894 A CN 103030894A
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- Prior art keywords
- free flame
- bittern
- supply lead
- proof material
- parts
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- 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.)
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Classifications
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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
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a halogen-free flame retardant material for a power line, which comprises the following components in parts by weight: 40-80 parts of ethylene propylene diene monomer rubber, 20-60 parts of ethylene-vinyl acetate copolymer, 130-150 parts of flame retardant, 1.0-5.0 parts of processing aid, 0.5-3.0 parts of antioxidant and 2 parts of colorant. The invention further provides a fabrication method of the halogen-free flame retardant material for the power line. The fabrication method comprises the following steps of: weighing the components in proportion during fabricating, adding to a high-speed mixer, discharging after mixing for 5-7min, compounding with a twin-screw, and conducting extrusion and pelleting with a single-screw. The halogen-free flame retardant material for the power line has the advantages that the material is friendly to environment, excellent in flame retardance, good in flexibleness and excellent in electrical property, and can be used for the power line, a USB (Universal Serial Bus) line, a line for electrical equipment and the like.
Description
Technical field
The present invention relates to a kind of supply lead with material and preparation method thereof, be specifically related to a kind of supply lead bittern-free flame-proof material and preparation method thereof.Supply lead of the present invention has environmental protection, flame retardant properties with bittern-free flame-proof material and electrical property is excellent, flexibility is good, can be used for supply lead, USB line and electrical equipment with line etc.
Background technology
Along with the high speed development of information science technology, the electronic product scope constantly enlarges and upgrades, and is more and more higher to the service requirements of electronic electric equipment supply lead.The continuous renewal of the release of RoHS Directive and REACH rules has promoted the process that the Halogen material replaces the PVC material.The Halogen materials'use a large amount of metal hydroxides as fire-retardant, because produce water and gas when oxyhydroxide decomposes, can absorb a large amount of heat and take away the part heat, mechanical property, electrical property descend, material hardens but a large amount of filling can cause, and are difficult for equipment and use.Yet when presence of fire, the PVC material produces a large amount of obnoxious flavoures and smog when fire occurs, and is abnormally dangerous for escape and disaster relief personnel, so the research and development of trendy Halogen material are imperative.
Summary of the invention
The purpose of this invention is to provide bittern-free flame-proof material prescription of a kind of environmental protection, safety, environmental sound and preparation method thereof.The amount of being fuming is low during this material combustion, can not discharge toxic gas, and has the flame retardant properties of excellence, good electrical property, good hand touch, good bandability, recovery utilization rate height.This kind of material can be used for supply lead, USB line and electrical equipment with line etc.
In order to realize above-mentioned purpose of the present invention, the technical solution adopted in the present invention is as follows:
A kind of supply lead bittern-free flame-proof material, in weight part, its composition of raw materials is made of following component:
Terpolymer EP rubber EPDM 40-80 part;
Ethylene-vinyl acetate copolymer EVA 20-60 part;
Fire retardant 130-150 part;
Processing aid 1.0-5.0 part;
Oxidation inhibitor 0.5-3.0 part;
2 parts of tinting materials.
Wherein, described terpolymer EP rubber EPDM, mooney viscosity ML(1+4), 125 ℃ be 40～70, ethene quality percentage composition is 45-85%, the 3rd monomer mass percentage composition is 1～5%.
Ethylene-propylene rubber(EPR) is formed by ethene and copolymerization of propylene, and major key does not contain two keys, and its thermotolerance, weathering resistance and ozone resistants are all very outstanding.
Preferably, the 3rd monomer of terpolymer EP rubber EPDM adopts ENB.
Wherein, described ethylene-vinyl acetate copolymer, VA quality percentage composition is 20～50%, melt index is 2～8g/10min.The compatible more fire retardant of high VA content, simultaneously soft, the good hand touch of quality.
Wherein, described fire retardant is two kinds of mixing or the three kinds of mixing in magnesium hydroxide, water magnesium, the calcium hydroxide.Absorb a large amount of heats when oxyhydroxide decomposes, and produce water, form water vapour dilution oxygen and inflammable gas, take away heat.
Wherein, described processing aid is one or both mixing in the two amine hydroxybenzenes of silicon master batch, ethylene, the polyethylene wax.The effect of processing aid is to make this material be easy to machine-shaping, smooth surface.
Wherein, described oxidation inhibitor is 1,3,5-trimethylammonium-2,4, and 6-three (3,5-di-tert-butyl-4-hydroxybenzyl) benzene (antioxidant 330) mixes with thio-2 acid two (14 ester) (oxidation inhibitor DMTDP), and both mass ratioes are 1:2.The effect of oxidation inhibitor be prevent material excess Temperature in the course of processing decompose and use in degraded.
Wherein, described tinting material is take EVA as base material.
A kind of supply lead of the present invention preparation method of bittern-free flame-proof material, it may further comprise the steps: during preparation, first with the in proportion weighing of each component, discharging behind the input high-speed mixer mixing 5-7min is with twin-screw mixer, single Screw Extrusion granulation.The temperature of each section of twin screw extruder is: 100～110 ℃ of feeding sections, 110～130 ℃ of transportation sections, 130～150 ℃ of fluxing zones, 140～150 ℃ of discharging sections; The temperature in each district of single screw extrusion machine is: 95～105 ℃ in a district, 120～130 ℃ in two districts, 130～140 ℃ in three districts, 130～140 ℃ of heads.
Compared with prior art, the present invention has following advantage:
(1) supply lead made of bittern-free flame-proof material of the present invention can and have good electrical property by single vertical combustion, has overcome fire-retardant and contradiction electrical property.
(2) bittern-free flame-proof material of the present invention is environmentally friendly, recoverable.Can not discharge toxic gas during burning, free from environmental pollution.
(3) supply lead made of bittern-free flame-proof material of the present invention is soft, good hand touch.
Embodiment
The below does further concrete detailed explanation with embodiment to the inventive method.
Table 1 Example formulations (g of unit)
During preparation, first with the in proportion weighing of each component, discharging behind the input high-speed mixer mixing 5-7min is with twin-screw mixer, single Screw Extrusion granulation.The temperature of each section of twin screw extruder is: 100～110 ℃ of feeding sections, 110～130 ℃ of transportation sections, 130～150 ℃ of fluxing zones, 140～150 ℃ of discharging sections.The temperature in each district of single screw extrusion machine is: 95～105 ℃ in a district, 120～130 ℃ in two districts, 130～140 ℃ in three districts, 130～140 ℃ of heads.
The data cable of the various embodiments described above preparation is recited in table 2 with the low-smoke halogen-free flame-retardant sheath material main performance index
Table 2 embodiment performance
A kind of supply lead of the present invention has with bittern-free flame-proof material that environmental protection, flame retardant properties are excellent, flexibility is good, and electrical property is excellent, can be used for supply lead, USB line and electrical equipment with line etc.
Comparative Examples
Comparative Examples 1 and 2 prescription see Table 3
Table 3 Comparative Examples prescription (g of unit)
During preparation, first with the in proportion weighing of each component, discharging behind the input high-speed mixer mixing 5-7min is with twin-screw mixer, single Screw Extrusion granulation.The temperature of each section of twin screw extruder is: 100～110 ℃ of feeding sections, 110～130 ℃ of transportation sections, 130～150 ℃ of fluxing zones, 140～150 ℃ of discharging sections.The temperature in each district of single screw extrusion machine is: 95～105 ℃ in a district, 120～130 ℃ in two districts, 130～140 ℃ in three districts, 130～140 ℃ of heads.
The supply lead of above-mentioned each Comparative Examples preparation is recited in table 4 with the bittern-free flame-proof material main performance index
Table 4 Comparative Examples performance
Claims (9)
1. a supply lead bittern-free flame-proof material is characterized in that, in weight part, its composition of raw materials is made of following component:
Terpolymer EP rubber EPDM 40-80 part;
Ethylene-vinyl acetate copolymer EVA 20-60 part;
Fire retardant 130-150 part;
Processing aid 1.0-5.0 part;
Oxidation inhibitor 0.5-3.0 part;
2 parts of tinting materials.
2. supply lead bittern-free flame-proof material as claimed in claim 1, it is characterized in that described terpolymer EP rubber EPDM, mooney viscosity ML(1+4), 125 ℃ be 40～70, ethene quality percentage composition is 45-85%, and the 3rd monomer mass percentage composition is 1～5%.
3. supply lead bittern-free flame-proof material as claimed in claim 2 is characterized in that, the 3rd monomer of described terpolymer EP rubber EPDM adopts ENB.
4. supply lead bittern-free flame-proof material as claimed in claim 1 is characterized in that, described ethylene-vinyl acetate copolymer, and VA quality percentage composition is 20～50%, melt index is 2～8g/10min.
5. supply lead bittern-free flame-proof material as claimed in claim 1 is characterized in that, described fire retardant is that two kinds in magnesium hydroxide, water magnesium, the calcium hydroxide mix or three kinds of mixing.
6. supply lead bittern-free flame-proof material as claimed in claim 1 is characterized in that, described processing aid is one or both mixing in the two amine hydroxybenzenes of silicon master batch, ethylene, the polyethylene wax.
7. supply lead bittern-free flame-proof material as claimed in claim 1, it is characterized in that, described oxidation inhibitor is 1,3,5-trimethylammonium-2,4,6-three (3,5-di-tert-butyl-4-hydroxybenzyl) mixing of benzene (antioxidant 330) and thio-2 acid two (14 ester) (oxidation inhibitor DMTDP), both mass ratioes are 1:2.
8. supply lead bittern-free flame-proof material as claimed in claim 1 is characterized in that, described tinting material is take EVA as base material.
9. a kind of supply lead claimed in claim 1 is with the preparation method of bittern-free flame-proof material, and it may further comprise the steps: during preparation, first with the in proportion weighing of each component, drop into discharging behind high-speed mixer the mixings 5-7min, usefulness twin-screw mixer, single Screw Extrusion granulation.The temperature of each section of twin screw extruder is: 100～110 ℃ of feeding sections, 110～130 ℃ of transportation sections, 130～150 ℃ of fluxing zones, 140～150 ℃ of discharging sections; The temperature in each district of single screw extrusion machine is: 95～105 ℃ in a district, 120～130 ℃ in two districts, 130～140 ℃ in three districts, 130～140 ℃ of heads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105879459A CN103030894A (en) | 2012-12-30 | 2012-12-30 | Halogen-free flame retardant material for power line and fabrication method of material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105879459A CN103030894A (en) | 2012-12-30 | 2012-12-30 | Halogen-free flame retardant material for power line and fabrication method of material |
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| Publication Number | Publication Date |
|---|---|
| CN103030894A true CN103030894A (en) | 2013-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012105879459A Pending CN103030894A (en) | 2012-12-30 | 2012-12-30 | Halogen-free flame retardant material for power line and fabrication method of material |
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| CN (1) | CN103030894A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105462028A (en) * | 2014-09-03 | 2016-04-06 | 上海斯瑞科技有限公司 | Flame-retardant graphene conductive material for cable outer-layer structure and preparation method for flame-retardant graphene conductive material |
| CN105462027A (en) * | 2014-09-03 | 2016-04-06 | 上海斯瑞科技有限公司 | Flame-retardant semi-conductive polyolefin material and preparation method |
| CN107342118A (en) * | 2016-12-25 | 2017-11-10 | 重庆领略科技有限公司 | Computer power source line |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101914236A (en) * | 2010-08-19 | 2010-12-15 | 王进 | Irradiation crosslinking halogen-free high flame-retardant cable material and preparation method thereof |
-
2012
- 2012-12-30 CN CN2012105879459A patent/CN103030894A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101914236A (en) * | 2010-08-19 | 2010-12-15 | 王进 | Irradiation crosslinking halogen-free high flame-retardant cable material and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 唐斌等: "《乙丙橡胶应用技术》", 30 June 2005, 化学工业出版社, article "乙丙橡胶的结构、品种与性能", pages: 20~36 * |
| 张军: "《橡塑制鞋材料及应用》", 28 February 1999, 中国轻工业出版社, article "乙烯共聚树脂", pages: 193~200 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105462028A (en) * | 2014-09-03 | 2016-04-06 | 上海斯瑞科技有限公司 | Flame-retardant graphene conductive material for cable outer-layer structure and preparation method for flame-retardant graphene conductive material |
| CN105462027A (en) * | 2014-09-03 | 2016-04-06 | 上海斯瑞科技有限公司 | Flame-retardant semi-conductive polyolefin material and preparation method |
| CN107342118A (en) * | 2016-12-25 | 2017-11-10 | 重庆领略科技有限公司 | Computer power source line |
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Address after: 201108 Shanghai city Minhang District Yuanjiang Road No. 5050 Applicant after: SHANGHAI ZHIZHENG DAOHUA POLYMER MATERIALS CO., LTD. Address before: 201108 Shanghai city Minhang District Yuanjiang Road No. 5050 Applicant before: Origianl Dow Advanced Compounds (Shanghai) Co., Ltd. |
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Application publication date: 20130410 |