CN101735635A - Low-smoke halogen-free flame retardant polyolefin cable material - Google Patents
Low-smoke halogen-free flame retardant polyolefin cable material Download PDFInfo
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- CN101735635A CN101735635A CN200910256084A CN200910256084A CN101735635A CN 101735635 A CN101735635 A CN 101735635A CN 200910256084 A CN200910256084 A CN 200910256084A CN 200910256084 A CN200910256084 A CN 200910256084A CN 101735635 A CN101735635 A CN 101735635A
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- smoke halogen
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- retardant polyolefin
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Abstract
The invention discloses a low-smoke halogen-free flame retardant polyolefin cable material which is prepared from the following raw materials in proportion: 100 parts of low-smoke halogen-free flame retardant polyolefin, 20-26 parts of aluminium hydroxide, 12-18 parts of magnesium hydroxide and 5-8 parts of zinc borate. The low-smoke halogen-free flame retardant cable material has the characteristics of no flame propagation after firing, low smoke, no halogen, no toxicity, no corrosion and the like and is particularly suitable for occasions including nuclear power plants, underground railroads, tunnels, high rise buildings, radio and television stations and the like.
Description
Technical field
The invention belongs to the cable technology field, is a kind of low smoke halogen-free fire retardant polyolefin cable material specifically.
Background technology
Several years ago, Kelamayi, Xinjiang arenas catches fire, and burns people more than 300 to death, and one tame video arcades, Jiaozhuo, Henan catch fire and burn people more than 70 to death.Topmost hazard factor is exactly a large amount of toxic gases and smog in these fire.As traditional flame retardant cable, low halogen low-smoke fireproof cable, all mixture that adopts halogen containing polymers and halogen containing flame-retardant to combine widely.Although these cables have good flame retardancy,, hinder fire fighting work and evacuating personnel, and can corrode instrument and equipment in case presence of fire can produce a large amount of smog and deleterious corrosive gas behind the cable fire.
For common low smoke and low halogen CABLE MATERIALS, owing in its insulation or sheath, infiltrated fire retardants such as clorafin, antimonous oxide, can produce smog and deleterious hydracid gas during cable fire, hinder fire-fighting work and delay that the fire fighting time causes casualties and very big financial loss.
Fireproofing cable material without halide all adopts not halogenous chemical feedstocks to make, not only has better flame-retarding characteristic, and when cable fire, there is not halogen acid gas to emit, the amount of being fuming of cable is also little, and the mode of taking to trade off between corrosive gases cable-flame retardant that cable fire produces and the reduction halogen acid gas generating capacity has been developed the low smoke and low halogen cable.Its halogen amount is about about 1/3 of Halogen flame retardant cable." low cigarette " level that the amount of being fuming also approaches to generally acknowledge.2002, the Ministry of Public Security has issued compulsory standard GA306-2001 " fire-retardant and flame resistant cable: plastic insulation fire-retardant and flame resistant cable classification and requirement ", flame resistant cable has been carried out classification, and the amount of being fuming and the flue gas toxity of flame resistant cable made concrete regulation, the standards system of the fire-retardant and flame resistant cable of further perfect China plays a prograding to fire-retardant, efficient, non-harmful fire-retardant, the flame resistant cable of promotion and application.Great majority are still continued to use a large amount of this technological line of inorganic type fire retardant material of traditional interpolation both at home and abroad at present.Adopt this technological line, exist when being packed into a large amount of inorganic anti-flaming materials, lost the mechanical and physical performance of polymkeric substance preciousness, thereby limited the application of cable in particular surroundings, product can't improve the application class.For reaching and fire-retardant purpose, domestic and international many producers all are devoted to study the exploitation of low smoke and low halogen CABLE MATERIALS.The amount of being fuming is few during this class material combustion, and the toxic gas that discharges is few, also can reduce the injury to human body and plant and instrument.
Summary of the invention
Purpose of the present invention just provides that a kind of not halogen-containing to have a good low cigarette, low toxicity, corrodibility, flame retardant properties good, reduces the low smoke halogen-free fire retardant polyolefin cable material to the infringement of the person, instrument, equipment.
Technical scheme of the present invention is to realize like this, low smoke halogen-free fire retardant polyolefin cable material, it is characterized in that: it is to be made by the proportioning raw materials of following weight part, low smoke halogen-free flame-retardant polyolefin 100, aluminium hydroxide 20-26, magnesium hydroxide 12-18, zinc borate 5-8.
Technical scheme of the present invention is achieved in that low smoke halogen-free fire retardant polyolefin cable material, it is characterized in that: it is to be made by the proportioning raw materials of following weight part, low smoke halogen-free flame-retardant polyolefin 100, aluminium hydroxide 20, magnesium hydroxide 12, zinc borate 5.
Technical scheme of the present invention is achieved in that low smoke halogen-free fire retardant polyolefin cable material, it is characterized in that: it is to be made by the proportioning raw materials of following weight part, low smoke halogen-free flame-retardant polyolefin 100, aluminium hydroxide 22, magnesium hydroxide 14, zinc borate 6.
Technical scheme of the present invention is achieved in that low smoke halogen-free fire retardant polyolefin cable material, it is characterized in that: it is to be made by the proportioning raw materials of following weight part, low smoke halogen-free flame-retardant polyolefin 100, aluminium hydroxide 24, magnesium hydroxide 16, zinc borate 7.
The present invention adopts box-like pair of rank of incorgruous high-speed set twin screw granulating system, melt extrudes granulation by the inorganic fire-retarded system of blend then.Its technical process is as follows:
Low smoke and zero halogen material+aluminium hydroxide+magnesium hydroxide+zinc borate----melt blending extruding pelletization.Its processing temperature is the 180-200 degree.
Fire retardation has been worked in coordination with in low smoke and zero halogen material and flame-retardant system blend, by the method that melt extrudes, to reach the cooperative flame retardant effect of inorganic fire-retarded system and low smoke and zero halogen material.It is fire-retardant that a polymeric system of this product is not that passive other fire retardant material of usefulness solves, but collaborative on one's own initiative inorganic anti-flaming material reaches fire-retardant, antidrip.Guaranteeing to meet the desired fire retardant material of GB20286 detection method on the superior mechanical and physical performance basis of material.
Low smoke and zero halogen material: i.e. low smoke halogen-free flame-retardant polyolefin.
Flame-retardant system: i.e. aluminium hydroxide+magnesium hydroxide+zinc borate etc.
The performance characterization of product:
1. the mechanical property of co-mixing system: the bonding strength of measuring its tensile strength/elongation at break low temperature brittleness temperature examination interface.
2. flame retardant properties: measure oxygen index/testing vertical flammability GB 20286 methods and react its flame retardant properties.
3. processing characteristics: by torque rheometer examination material shear viscosity.
Basic mechanical design feature of the present invention reaches with the contrast of common fire retardant material and sees the following form one.
Table one
The thermoplastic low-smoke halide-free fireproof composite polyolefine CABLE MATERIALS is widely used in the insulation and the sheath of the electric wire in densely populated and important place, as the insulation and the sheath of the power cable on Nuclear power plants, Highrise buildings, tunnel, subway and the large ship, umbilical cable, signal cable and various data cables etc.Thermoplastic low-smoke halide-free fireproof composite polyolefine CABLE MATERIALS base resin commonly used has ethylene-vinyl acetate copolymer (EVA) etc., [2,3] such as inorganic combustion inhibitor oxyhydroxide commonly used such as magnesium hydroxide, aluminium hydroxide, zinc borates.In order to improve the performance of low smoke halogen-free fire retardant polyolefin cable material, also usually need to add compatilizer, talcum powder etc.The principal character of low-smoke non-halogen flame-retardant is not halogen-containing in all material, and the cigarette amount that discharges when burning seldom, low smoke halogen-free fire retardant polyolefin cable material, it has good mechanical and physical performance, electrical property, flame retardant properties, is a kind of fire retardant material of environmental type.The electric wire (cable) that manufactures with it can be widely used in places such as Nuclear power plants, subway, naval vessel, airport, Highrise buildings, exchange room.
Aluminium hydroxide: can not only be fire-retardant as fire retardant, and can prevent to be fuming, do not produce dropping, do not produce toxic gas
Magnesium hydroxide: be widely used in PE, PP, PVC, ABS, PS, HIPS, PA, PBT unsaturated polyester, Resins, epoxy, rubber, the flame retardant filler of paint, chemical industry, industrial circles such as environmental protection; The good fire retardant and the weighting agent that are used for macromolecular materials such as plastics, rubber, aspect environmental protection as the flue gas desulfurization (FGD) agent.
Zinc borate: be a kind of non-halogen flame retardant of environment-friendly type, according to forming different (XZn0.YB2O3.ZH2O), the FB fire retardant has tens kinds.What the present invention used is this product-3.5 hydrate zinc borate, claims the ZB-2335 fire retardant again.Characteristics such as this product is nontoxic, low water solubility, high thermal stability, granularity is little, proportion is little, good dispersity are widely used in fields such as plastics, rubber, coating as a kind of efficient flame-retarding agent.
Low smoke halogen-free fire retardant polyolefin cable material of the present invention: having is being difficult to fight has the ability that stops or spread, and in case catch fire, it has Halogen, and low cigarette is nontoxic, does not have characteristics such as corrosion.Be applicable to as Highrise buildings hotel, hospital, subway, Nuclear power plants, tunnel, power station, mine, oil, chemical industry etc.Fireproofing cable material without halide can satisfy the ability of line powering under the fire condition.Be mainly used in fire alarm, fire-fighting equipment, fume extractor, and emergency access transportation need the fireproof place in the supply line of emergency services such as illumination.Flame retardant properties reaches the category-A standard of bunched burning test, and charing is 1.5m highly, is lower than the requirement that is not less than 2.5m of stipulating in the GA306-2001 standard; (pH) is qualified for the combustion gases acid number; Suitable light rate reaches 90% in the smoke density index, and the minimum transmittance that requires in the one-level category-A than GA306-2001 standard code is 80% good; The flue gas toxity index detects the security level secondary (ZA2) that is as the criterion by standard GA132-1996.This product development success not only has good economic benefit, and has good social benefit.
Embodiment
Implementation column: 1, low smoke halogen-free fire retardant polyolefin cable material is characterized in that: it is to be made by the proportioning raw materials of following weight part, low-smoke halogen-free polyolefin 100, aluminium hydroxide 20-26, magnesium hydroxide 12-18, zinc borate 5-8.
2, low smoke halogen-free fire retardant polyolefin cable material is characterized in that: it is to be made by the proportioning raw materials of following weight part, low-smoke halogen-free polyolefin 100, aluminium hydroxide 20, magnesium hydroxide 12, zinc borate 5.
3, low smoke halogen-free fire retardant polyolefin cable material is characterized in that: it is to be made by the proportioning raw materials of following weight part, low-smoke halogen-free polyolefin 100, aluminium hydroxide 22, magnesium hydroxide 14, zinc borate 6.
4, low smoke halogen-free fire retardant polyolefin cable material is characterized in that: it is to be made by the proportioning raw materials of following weight part, low-smoke halogen-free polyolefin 100, aluminium hydroxide 24, magnesium hydroxide 16, zinc borate 7.
Claims (4)
1. low smoke halogen-free fire retardant polyolefin cable material, it is characterized in that: it is to be made by the proportioning raw materials of following weight part, low smoke halogen-free flame-retardant polyolefin 100, aluminium hydroxide 20-26, magnesium hydroxide 12-18, zinc borate 5-8.
2. a kind of low smoke halogen-free fire retardant polyolefin cable material according to claim 1 is characterized in that: it is low smoke halogen-free flame-retardant polyolefin 100, aluminium hydroxide 20, magnesium hydroxide 12, the zinc borate of being made by the proportioning raw materials of following weight part 5.
3. a kind of low smoke halogen-free fire retardant polyolefin cable material according to claim 1 is characterized in that: it is to be made by the proportioning raw materials of following weight part, low smoke halogen-free flame-retardant polyolefin 100, aluminium hydroxide 22, magnesium hydroxide 14, zinc borate 6.
4. a kind of low smoke halogen-free fire retardant polyolefin cable material according to claim 1 is characterized in that: it is to be made by the proportioning raw materials of following weight part, low smoke halogen-free flame-retardant polyolefin 100, aluminium hydroxide 24, magnesium hydroxide 16, zinc borate 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910256084A CN101735635A (en) | 2009-12-29 | 2009-12-29 | Low-smoke halogen-free flame retardant polyolefin cable material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910256084A CN101735635A (en) | 2009-12-29 | 2009-12-29 | Low-smoke halogen-free flame retardant polyolefin cable material |
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| CN101735635A true CN101735635A (en) | 2010-06-16 |
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| CN200910256084A Pending CN101735635A (en) | 2009-12-29 | 2009-12-29 | Low-smoke halogen-free flame retardant polyolefin cable material |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102464824A (en) * | 2010-11-18 | 2012-05-23 | 苏州兆丰塑胶有限公司 | High-speed low-smoke zero-halogen polyolefin |
| CN102936365A (en) * | 2012-11-23 | 2013-02-20 | 杨荣 | Halogen-free flame-retardant modified plastic |
| CN104829933A (en) * | 2015-05-30 | 2015-08-12 | 合肥中科富华新材料有限公司 | Low-smoke zero-halogen cable material |
| CN106366394A (en) * | 2016-08-25 | 2017-02-01 | 合肥阿格德信息科技有限公司 | Low-smoke plastic granule |
| CN106566167A (en) * | 2016-11-14 | 2017-04-19 | 安徽建筑大学 | Ferrocene modified low-smoke and halogen-free flame-retardant cable material |
| CN106589746A (en) * | 2016-11-14 | 2017-04-26 | 安徽建筑大学 | Graphene-modified low-smoke halogen-free flame-retardant cable material |
| CN106633265A (en) * | 2016-11-24 | 2017-05-10 | 安徽意力电缆有限公司 | Low-smoke zero-halogen flame retardant cable material |
| CN109181058A (en) * | 2018-08-03 | 2019-01-11 | 晶锋集团股份有限公司 | A kind of fire-resistant cable material |
-
2009
- 2009-12-29 CN CN200910256084A patent/CN101735635A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102464824A (en) * | 2010-11-18 | 2012-05-23 | 苏州兆丰塑胶有限公司 | High-speed low-smoke zero-halogen polyolefin |
| CN102936365A (en) * | 2012-11-23 | 2013-02-20 | 杨荣 | Halogen-free flame-retardant modified plastic |
| CN104829933A (en) * | 2015-05-30 | 2015-08-12 | 合肥中科富华新材料有限公司 | Low-smoke zero-halogen cable material |
| CN106366394A (en) * | 2016-08-25 | 2017-02-01 | 合肥阿格德信息科技有限公司 | Low-smoke plastic granule |
| CN106566167A (en) * | 2016-11-14 | 2017-04-19 | 安徽建筑大学 | Ferrocene modified low-smoke and halogen-free flame-retardant cable material |
| CN106589746A (en) * | 2016-11-14 | 2017-04-26 | 安徽建筑大学 | Graphene-modified low-smoke halogen-free flame-retardant cable material |
| CN106633265A (en) * | 2016-11-24 | 2017-05-10 | 安徽意力电缆有限公司 | Low-smoke zero-halogen flame retardant cable material |
| CN109181058A (en) * | 2018-08-03 | 2019-01-11 | 晶锋集团股份有限公司 | A kind of fire-resistant cable material |
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Application publication date: 20100616 |