CN109762238A - A kind of fire prevention of anti-rain can porcelain polyolefine material and preparation method thereof - Google Patents
A kind of fire prevention of anti-rain can porcelain polyolefine material and preparation method thereof Download PDFInfo
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- CN109762238A CN109762238A CN201811598759.9A CN201811598759A CN109762238A CN 109762238 A CN109762238 A CN 109762238A CN 201811598759 A CN201811598759 A CN 201811598759A CN 109762238 A CN109762238 A CN 109762238A
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Abstract
The invention discloses a kind of anti-rain can porcelain polyolefine material, including 50-80 parts of polyolefin, 20-50 parts of silicon rubber gross rubber, 80-120 parts of high temperature resistant filler, 10-30 parts of halogen-free flame retardants, at 20-40 parts of porcelain sintering aid, platinum complex or 0.01-1 parts of platinum compounds (being calculated with platinum), 1-5 parts of compatilizer and 0.5 ~ 1 part of crosslinking agent.Also disclose the preparation method of the material, comprising the following steps: polyolefin and silica gel are blended, the mixing of various fillers, ageing, vulcanize.Anti-rain provided by the invention can porcelain polyolefine material, not only there is excellent mechanical strength, fire protecting performance, and it is hydrophobic at surface of ceramic body after porcelain, moisture can be effectively prevented and penetrate into ceramic body, it can be effectively prevented after material crosses igneous porcelain, the decreasing insulating due to caused by water suction, lower than can porcelain SiClx rubber from cost, from fire protecting performance be higher than commonly can porcelain polyolefine material, to fire prevention cable field application be of great significance.
Description
Technical field
The present invention relates to a kind of fire prevention of anti-rain can porcelain polyolefine material and preparation method thereof, belong to fire resisting cable neck
Domain.
Background technique
Fire resisting power and signal cable are very crucial to the rescue of personnel and property in reply fire generation.Fire resisting at this stage
What cable used both at home and abroad is magnesia mineral cable and the wrapped cable of mica mostly.Magnesia mineral cable price is very high
It is expensive, and joint length is limited, it is difficult to it is promoted the use of on civil buildings.The wrapped cable of mica needs multilayer in process of production
It winds, mica tape embrittlement after baked wheaten cake is easy to fall off, it is poor to also result in fire resisting effect, it is difficult to ensure communication, electric power in case of fire
It is safe and smooth.
Can porcelain polyolefine material be a kind of novel fire proofing material, can be widely applied to fire-resisting cable, fire proof seal etc.
Field.Compared to can porcelain SiClx rubber fire-resistant material, can porcelain polyolefine material cost it is lower, to attract numerous researchs
The concern of person.Such as: Chinese invention patent CN 105367965 describes a kind of halogen-free flameproof ceramic cable material of polyolefin, main
If solving ceramic polyolefin to need to squeeze out by dedicated extrusion equipment, the relative complex problem of technique；Patent of invention CN
106009140 mainly to solve current ceramic polyolefin not high enough at ceramic body intensity after porcelain, can not further satisfaction it is quick
The fire resisting cable of growth requires problem；Patent of invention CN 107488294 is mainly by being added natural or being synthesized by natural clay
Porous/lamellar aluminosilicate and matching surface activating treatment agent, further decrease material cost and reduce ceramic polyolefin
At porcelain temperature.However, can porcelain polyolefine material compared to can one important disadvantage of porcelain SiClx rubber material be into ceramics after porcelain
The water imbibition problem of body, if the problem cannot be well solved, fire-fighting and rescue or water pipe reveal institute in ignition process
Drenching with rain for generating is possible to that ceramic body is caused to lose insulating properties because of water suction, to influence the reliability of fire resisting cable.But
So far, there has been no any related patents or reports.
Summary of the invention
In view of the above deficiencies, the object of the present invention is to provide a kind of anti-rain fire prevention for overcoming above-mentioned technical problem can
Porcelain polyolefine material and preparation method thereof at the ability after porcelain with hydrophobic anti-rain, while also having mechanical property, fire prevention
Performance.
The technical scheme adopted by the invention to achieve the purpose is as follows: a kind of fire prevention of anti-rain can porcelain polyolefin material
Material, including following raw material components (by mass fraction): at 20-40 parts of porcelain sintering aid, platinum complex or platinum compounds (in terms of platinum
Calculate) 0.01-1 parts, 1-5 parts of compatilizer and 0.5 ~ 1 part of crosslinking agent.
| Polyolefin | 50-80 parts |
| Silicon rubber gross rubber | 20-50 parts |
| High temperature resistant filler | 80-120 parts |
| Halogen-free flame retardants | 10-30 parts |
| At porcelain sintering aid | 20-40 parts |
| Platinum complex or platinum compounds are calculated with platinum | 0.01-1 parts |
| Compatilizer | 1-5 parts |
| Crosslinking agent | 0.5-1 parts |
。
The polyolefin is one or both of EVA, LLDPE, EPDM, PP.
The silicon rubber gross rubber is one of methyl vinyl silicone rubber, methyl phenyl vinyl silicone rubber.
The high temperature resistant filler is the one such or several combination of calcined kaolin, tripoli, mica, montmorillonite.
The halogen-free flame retardants is any one of aluminium hydroxide, magnesium hydroxide, calcium carbonate, basic magnesium carbonate, cerium oxide
Or several combination.
It is described at porcelain sintering aid be zinc borate (ZB), alkali feldspar (AF) and ammonium polyphosphate (APP) mixture,
Middle ZB is 1:1 ~ 2:1 to the weight ratio of APP, ZB and APP mixture is 2:1 ~ 4:1 to the weight ratio of AF.
The platinum complex or compound with platinum content be calculated as 100ppm-10000ppm chloroplatinic acid aqueous isopropanol,
The combination of one or more of ethylene methacrylic polymerization of olefin using catalyst platinum catalyst, one octanol complex catalyst of chloroplatinic acid.
The compatilizer is ethyl methacrylate copolymers (EMA), EVA grafted silane coupling agent A151(EVA-g-
A151) one such.
The crosslinking agent is cumyl peroxide (DCP), 2,5- dimethyl -2,5- bis(t-butylperoxy) hexane
(double two or five) compositions, the ratio of double 25 and DCP are 1:1 ~ 1:1.5.
The described anti-rain fire prevention can porcelain polyolefine material preparation method, comprising the following steps:
(1) polyolefin rubber master batch mixes: setting mixer is 80 ~ 100 DEG C, and polyolefin, high temperature resistant filler is added, helps at porcelain sintering
Agent, halogen-free flame retardants, mixing 8-10 minutes.
(2) silicon rubber rubber master batch mixes: being on a mill uniformly mixed silicon rubber gross rubber and compatilizer, in mixed process
Water flowing is cooling.
(3) be kneaded: open mill is set as 80 ~ 100 DEG C, will be mixed after polyolefin rubber master batch and silicon rubber rubber master batch in open mill
It is upper to be uniformly mixed, obtain Blend rubber.
(4) it is aged: by Blend rubber still aging 24 hours.
(5) plasticate: open mill is set as 80 ~ 100 DEG C, then by the Blend rubber being aged and crosslinking agent, platinum complex or
Compound is uniformly mixed on a mill, and anti-rain fire prevention can be obtained can porcelain polyolefine material.
(6) vulcanize: vulcanizing 15 minutes 170 DEG C on vulcanizing press, under 5MPa pressure, anti-rain fire prevention can be obtained can
Porcelain polyolefin test sample carries out mechanics and fire protecting performance test.
The invention has the benefit that pass through the blending of silicon rubber gross rubber and polyolefin, it can porcelain polyene ensure that
Hydrocarbon mechanical strength and while at porcelain performance, improves the surface hydrophobicity characteristic at ceramic body after porcelain, so that improving can porcelain polyene
The anti-rain performance of hydrocarbon improves its fire protecting performance reliability.
The present invention acts on the blending of lower silicon rubber gross rubber and polyolefin by compatilizer, realizes silicon rubber and polyolefin
It is good compatible between two-phase, and hydrophobic silica is discharged by silicon rubber in combustion and is deposited on surface of ceramic body
Mode, realize can porcelain polyolefine material at surface of ceramic body after porcelain hydrophobic performance, thus improve can porcelain polyolefine material
Fire prevention reliability.
Experimental results show: anti-rain provided by the invention fire prevention can the tensile strength of porcelain polyolefine material be >
8MPa, tensile strength are > 200%, are greater than 90 o at the contact angle of surface of ceramic body after porcelain and water, can be widely applied to cable material
The production such as material.In addition, preparation method provided by the invention, step is few, rational technology, Device-General, it is easy to accomplish batch metaplasia
It produces, and the consistency of product is preferable.
Above-mentioned is the general introduction of inventive technique scheme, and below in conjunction with specific embodiment, the present invention will be further described.
Specific embodiment
Further to illustrate the present invention to reach the technical means and efficacy that predetermined purpose is taken, below in conjunction with preferable
Embodiment, detailed description of specific embodiments of the present invention.
Embodiment 1
A kind of anti-rain fire prevention provided by the invention can porcelain polyolefine material, by following raw material components (as mass fraction)
It is made:
| Polyolefin | EVA | 50 parts |
| Silicon rubber gross rubber | Methyl vinyl silicone rubber | 50 parts |
| High temperature resistant filler | Kaolin: mica=1:3 | 80 parts |
| Halogen-free flame retardants | Magnesium hydroxide: calcium carbonate=2:1 | 10 parts |
| At porcelain sintering aid | ZB:APP:AF=1:1:1 | 20 parts |
| Platinum complex or platinum compounds | Platinum content is the aqueous isopropanol of 10000ppm chloroplatinic acid | 1 part |
| Compatilizer | EVA-g-A151 | 5 parts |
| Crosslinking agent | DCP: double two or five=1:1 | 1 part |
The fire prevention of above-mentioned anti-rain can porcelain polyolefine material preparation method, comprising the following steps:
(1) polyolefin rubber master batch mixes: setting mixer is 80 DEG C, polyolefin, high temperature resistant filler is added, at porcelain sintering aid, nothing
Halogen fire retardant, mixing 8 minutes.
(2) silicon rubber rubber master batch mixes: being on a mill uniformly mixed silicon rubber gross rubber and compatilizer, in mixed process
Water flowing is cooling.
(3) be kneaded: open mill is set as 80 DEG C, will be mixed after polyolefin rubber master batch and silicon rubber rubber master batch mix on a mill
It closes uniformly, obtains Blend rubber.
(4) it is aged: by Blend rubber still aging 24 hours.
(5) plasticate: open mill is set as 80 DEG C, then by the Blend rubber being aged and crosslinking agent, platinum complex or chemical combination
Object is uniformly mixed on a mill, and anti-rain fire prevention can be obtained can porcelain polyolefine material.
(6) vulcanize: vulcanizing 15 minutes 170 DEG C on vulcanizing press, under 5MPa pressure, anti-rain fire prevention can be obtained can
Porcelain polyolefin test sample carries out mechanics and fire protecting performance test.
Embodiment 2
A kind of fire prevention of anti-rain can porcelain polyolefine material, be made by following raw material components (as mass fraction):
| Polyolefin | LLDPE | 80 parts |
| Silicon rubber gross rubber | Methyl vinyl silicone rubber | 20 parts |
| High temperature resistant filler | Kaolin: montmorillonite=1:1 | 120 parts |
| Halogen-free flame retardants | Aluminium hydroxide: magnesium hydroxide=2:1 | 20 parts |
| At porcelain sintering aid | ZB:APP:AF=4:3:2 | 40 parts |
| Platinum complex or platinum compounds | Ethylene methacrylic polymerization of olefin using catalyst platinum catalyst | 0.01 part |
| Compatilizer | EMA | 1 part |
| Crosslinking agent | DCP: double two or five=1:1.5 | 0.5 part |
The fire prevention of above-mentioned anti-rain can porcelain polyolefine material preparation method, comprising the following steps:
(1) polyolefin rubber master batch mixes: setting mixer is 100 DEG C, polyolefin, high temperature resistant filler is added, at porcelain sintering aid, nothing
Halogen fire retardant, mixing 10 minutes.
(2) silicon rubber rubber master batch mixes: being on a mill uniformly mixed silicon rubber gross rubber and compatilizer, in mixed process
Water flowing is cooling.
(3) be kneaded: open mill is set as 100 DEG C, will be mixed after polyolefin rubber master batch and silicon rubber rubber master batch on a mill
It is uniformly mixed, obtains Blend rubber.
(4) it is aged: by Blend rubber still aging 24 hours.
(5) plasticate: open mill is set as 100 DEG C, then by the Blend rubber being aged and crosslinking agent, platinum complex or chemical combination
Object is uniformly mixed on a mill, and anti-rain fire prevention can be obtained can porcelain polyolefine material.
(6) vulcanize: vulcanizing 15 minutes 170 DEG C on vulcanizing press, under 5MPa pressure, anti-rain fire prevention can be obtained can
Porcelain polyolefin test sample carries out mechanics and fire protecting performance test.
Embodiment 3
A kind of fire prevention of anti-rain can porcelain polyolefine material, be made by following raw material components (as mass fraction):
| Polyolefin | EPDM | 100 parts |
| Silicon rubber gross rubber | Methyl phenyl vinyl silicone rubber | 40 parts |
| High temperature resistant filler | Mica: montmorillonite=1:1 | 100 parts |
| Halogen-free flame retardants | Aluminium hydroxide: cerium oxide=2:1 | 30 parts |
| At porcelain sintering aid | ZB:APP:AF=4:3:1 | 30 parts |
| Platinum complex or platinum compounds | Ethylene methacrylic polymerization of olefin using catalyst platinum catalyst | 0.05 part |
| Compatilizer | EMA | 1 part |
| Crosslinking agent | DCP: double two or five=1:1.5 | 0.5 part |
The fire prevention of above-mentioned anti-rain can porcelain polyolefine material preparation method, comprising the following steps:
(1) polyolefin rubber master batch mixes: setting mixer is 100 DEG C, polyolefin, high temperature resistant filler is added, at porcelain sintering aid, nothing
Halogen fire retardant, mixing 10 minutes.
(2) silicon rubber rubber master batch mixes: being on a mill uniformly mixed silicon rubber gross rubber and compatilizer, in mixed process
Water flowing is cooling.
(3) be kneaded: open mill is set as 100 DEG C, will be mixed after polyolefin rubber master batch and silicon rubber rubber master batch on a mill
It is uniformly mixed, obtains Blend rubber.
(4) it is aged: by Blend rubber still aging 24 hours.
(5) plasticate: open mill is set as 100 DEG C, then by the Blend rubber being aged and crosslinking agent, platinum complex or chemical combination
Object is uniformly mixed on a mill, and anti-rain fire prevention can be obtained can porcelain polyolefine material.
(6) vulcanize: vulcanizing 15 minutes 170 DEG C on vulcanizing press, under 5MPa pressure, anti-rain fire prevention can be obtained can
Porcelain polyolefin test sample carries out mechanics and fire protecting performance test.
By anti-rain obtained by 1 ~ embodiment of embodiment 3 fire prevention can porcelain polyolefine material sheet material, be tested for the property:
(1) mechanical performance is tested
The silicone rubber plate prepared is cut into the dumbbell-shaped specimen of national standard using slitter, with the ZWICK/ of German ZWICK company
Roell Z020 type universal testing machine measures the mechanical performance of sample, and testing standard uses GB/T 528-2009.
(2) it is tested at surface of ceramic body water contact angle after porcelain
Contact angle measurement is detected according to GB/T 24368-2009 glass surface hydrophobic contaminants to be tested.
(3) it is tested at ceramic body bending strength after porcelain
It is tested according to GBT65692006 fine ceramics crooked test method.
(4) fire resistance is tested
According to the fire resistance of the fire resisting cable of Britain BS6387 standard testing index and anti-rain and vibration performance.
It is as shown in the table to obtain result:
| Test item | 1 | 2 | 3 |
| Tensile strength (MPa) | 8.2 | 10.5 | 9.4 |
| Elongation at break (%) | 440 | 230 | 340 |
| Water contact angle (degree) | Greater than 90 o | Greater than 90 o | Greater than 90 o |
| Roll angle (degree) | Less than 5 o | Less than 5 o | Less than 5 o |
| Bending strength (MPa) | 3.7MPa | 8.1MPa | 6.5MPa |
| Fire resisting test | Pass through | Pass through | Pass through |
It can be seen that anti-rain made from the application fire prevention can porcelain polyolefine material have good fire resistance and anti-rain
Energy.
The above described is only a preferred embodiment of the present invention, be not intended to limit the scope of the present invention,
Therefore technical characteristic same as or similar to the above embodiments of the present invention is used, it is within the scope of the present invention.
Claims (10)
1. a kind of fire prevention of anti-rain can porcelain polyolefine material, which is characterized in that include following raw material components: polyolefin, silicon
Glue rubber compound, compatilizer and other necessary modifying agent.
2. a kind of anti-rain fire prevention as described in claim 1 can porcelain polyolefine material, which is characterized in that including following raw material
Component (by mass fraction): 0.01-1 parts, phase (are calculated) with platinum at 20-40 parts of porcelain sintering aid, platinum complex or platinum compounds
Hold agent 1-5 parts and 0.5 ~ 1 part of crosslinking agent；
。
3. anti-rain as described in claim 1 fire prevention can porcelain polyolefine material, which is characterized in that the polyolefin be EVA,
One of LLDPE, EPDM, PP.
4. anti-rain as described in claim 1 fire prevention can porcelain polyolefine material, which is characterized in that the silicon rubber gross rubber
For one of methyl vinyl silicone rubber, methyl phenyl vinyl silicone rubber.
5. anti-rain as described in claim 1 fire prevention can porcelain polyolefine material, which is characterized in that the high temperature resistant filler is
The one such or several combination of calcined kaolin, tripoli, mica, montmorillonite；The halogen-free flame retardants be aluminium hydroxide,
Any one of magnesium hydroxide, calcium carbonate, basic magnesium carbonate, cerium oxide or several combination.
6. anti-rain as described in claim 1 fire prevention can porcelain polyolefine material, which is characterized in that described at porcelain sintering aid
For zinc borate (ZB), the mixture of alkali feldspar (AF) and ammonium polyphosphate (APP), wherein ZB to the weight ratio of APP be 1:1 ~
2:1, ZB and APP mixture are 2:1 ~ 4:1 to the weight ratio of AF.
7. anti-rain as described in claim 1 fire prevention can porcelain polyolefine material, which is characterized in that the platinum complex or change
Close aqueous isopropanol, ethylene methacrylic polymerization of olefin using catalyst platinum catalyst, chlorine that object is calculated as the chloroplatinic acid of 100ppm-10000ppm with platinum content
The combination of one or more of one octanol complex catalyst of platinic acid.
8. anti-rain as described in claim 1 fire prevention can porcelain polyolefine material, which is characterized in that the compatilizer is methyl
Ethyl acrylate copolymer (EMA), EVA grafted silane coupling agent A151(EVA-g-A151) it is one such.
9. anti-rain as described in claim 1 fire prevention can porcelain polyolefine material, which is characterized in that the crosslinking agent is peroxide
Change diisopropylbenzene (DIPB) (DCP), 2,5- dimethyl -2,5- bis(t-butylperoxy) hexane (double two or five) compositions, double 25 and DCP
Ratio be 1:1 ~ 1:1.5.
10. it is a kind of as the fire prevention of claim 1-9 described in any item anti-rains can porcelain polyolefine material preparation method, it is special
Sign is, comprising the following steps:
(1) polyolefin rubber master batch mixes: setting mixer is 80 ~ 100 DEG C, and polyolefin, high temperature resistant filler is added, helps at porcelain sintering
Agent, halogen-free flame retardants, mixing 8-10 minutes；
(2) silicon rubber rubber master batch mixes: being on a mill uniformly mixed silicon rubber gross rubber and compatilizer, water flowing in mixed process
It is cooling；
(3) be kneaded: open mill is set as 80 ~ 100 DEG C, will be mixed after polyolefin rubber master batch and silicon rubber rubber master batch mix on a mill
It closes uniformly, obtains Blend rubber；
(4) it is aged: by Blend rubber still aging 24 hours；
(5) plasticate: open mill is set as 80 ~ 100 DEG C, then by the Blend rubber being aged and crosslinking agent, platinum complex or chemical combination
Object is uniformly mixed on a mill, and anti-rain fire prevention can be obtained can porcelain polyolefine material；
(6) vulcanize: vulcanizing 15 minutes 170 DEG C on vulcanizing press, under 5MPa pressure, anti-rain fire prevention can be obtained can porcelain
Polyolefin test sample carries out mechanics and fire protecting performance test.
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Cited By (1)
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