CN107602946A - Low-smoke non-halogen flame-retardant steel cable core conveying belt coating elastomer and preparation method thereof - Google Patents
Low-smoke non-halogen flame-retardant steel cable core conveying belt coating elastomer and preparation method thereof Download PDFInfo
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Abstract
The invention provides a kind of low-smoke non-halogen flame-retardant steel cable core conveying belt coating elastomer, by weight, including following components：10 50 parts of natural rubber, 0 60 parts of butadiene-styrene rubber, 0 50 parts of butadiene rubber, 20 parts of TPO POE10,40 60 parts of reinforcing agent, 45 103 parts of fire retardant, 5 10 parts of activator, 1.5 3 parts of age resistor, 6 15 parts of flame-retardant plasticizer, 1.0 2.5 parts of accelerator, 1.5 3 parts of vulcanizing agent.The present invention possesses easy to process, and mechanical property and elastic performance are good, it is environmentally friendly the characteristics of.
Description
Technical field
The present invention relates to nontoxic flame-retardant thermoplastic elastomer, and in particular to flame-retardant steel wire rope core conveyer belt for underground coalmine covers
Cap rock elastomer.
Background technology
Flame-resistant Steel Cord Conveyor Belt Used in Mine is the main conveyance of underground coal mine conveying material, due to colliery height watt
This, special application environment, the Flame-resistant Steel Cord Conveyor Belt Used in Mine such as high dust, long range, large conveying quantity must have high resistant
Fire antistatic property and physical and mechanical properties.
By development for many years, the production technology of Flame-resistant Steel Cord Conveyor Belt Used in Mine is ripe, and colliery is used at present
Fire-retardant steel cord conveyor belt coating rubber mainly uses neoprene as main body, by adding ten bromines, chlorinated paraffin, boric acid
The fire retardants such as zinc, aluminium hydroxide, antimony oxide meet underground coal mine flame-retardancy requirements.
Although neoprene ingrain fireproofing performance is good, intensity is high, but still does not reach flame-retardant standard requirement, addition one is also needed
Fixed fire retardant can be only achieved flame-retardancy requirements.Neoprene is crystallinity rubber, the covering layer sizing based on neoprene
Physical and mechanical properties it is good, but the processing characteristics of neoprene is poor, rod easy to stick, incipient scorch, and difficulty of processing is big；When fire retardant is processed
Murder by poisoning to operating personnel is big, and smoke amount is big during burning, containing poisonous and harmful elements such as a large amount of hydrogen halides in flue gas, scraps adhesive tape
It is big to the secondary hazards of environment.Therefore, exploitation one kind takes into account fire resistance, mechanical property, processing characteristics and environment amenable
Flame-retardant steel wire rope core conveyer belt for underground coalmine is the inevitable outcome of material science development and environmental requirement.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of low smoke and zero halogen Flame-resistant Steel Cord Conveyor Belt Used in Mine
Coating elastomer, easy to process, mechanical property and elastic performance are good, environmentally friendly.
In order to solve the above technical problems, the low-smoke non-halogen flame-retardant steel cable core conveying belt coating elastomer of the present invention, is pressed
Parts by weight meter, including following components：Natural rubber 10-50 parts, butadiene-styrene rubber 0-60 parts, butadiene rubber 0-50 parts, polyolefin heat
Thermoplastic elastic POE10-20 parts, reinforcing agent 40-60 parts, fire retardant 45-103 parts, activator 5-10 parts, age resistor 1.5-3 parts,
Flame-retardant plasticizer 6-15 parts, accelerator 1.0-2.5 parts, vulcanizing agent 1.5-3 parts.
Preferably, described low-smoke non-halogen flame-retardant steel cable core conveying belt coating elastomer includes following by weight
Component：Natural rubber 20-40 parts, butadiene-styrene rubber 20-50 parts, butadiene rubber 10-30 parts, TPO POE10-
20 parts, reinforcing agent 40-60 parts, fire retardant 60-103 parts, activator 5-10 parts, age resistor 1.5-3 parts, flame-retardant plasticizer 6-15
Part, accelerator 1.0-2.5 parts, vulcanizing agent 1.5-3 parts.
Preferably, described reinforcing agent includes N220 carbon blacks and fine particle precipitated silica；Described fire retardant is three
Poly cyanamid cyanurate（MCA）, aluminum diethylphosphinate（ADP）, APP, Firebrake ZB, montmorillonite, one kind in aluminium hydroxide or
It is several；Described activator includes zinc oxide and stearic acid；Described age resistor is one kind in 4010Na, 4020, RD, BLE
It is or several；Described flame-retardant plasticizer is one kind in triphenyl phosphate TPP, diphenyl 2 ethylhexyl phosphate DPOP；Described promotion
Agent is one kind in CZ, DZ, DM；Described vulcanizing agent is one kind in sulphur, insoluble sulfur.
Preferably, described low-smoke non-halogen flame-retardant steel cable core conveying belt coating elastomer includes following by weight
Component：35 parts of natural rubbers, 30 parts of rubber of butylbenzene 1502,20 parts of butadiene rubbers；15 parts of TPOs
POE8180；35 parts of N220 carbon blacks, 10 parts of white carbons；15 parts of MCA, 20 parts of phosphinic acids aluminium, 8 parts of APP, 10 parts of Firebrake ZBs, 2 parts of illiteracies
De- soil, 12 parts of aluminium hydroxides；5 parts of zinc oxide, 2 parts of stearic acid；1.5 parts of 4010Na, 1.5 parts of RD；10 parts of DPOP, accelerator：1.0
Part CZ, 0.8 part of DM；2 parts of sulphur.
Preferably, described low-smoke non-halogen flame-retardant steel cable core conveying belt coating elastomer includes following by weight
Component：35 parts of natural rubbers, 30 parts of rubber of butylbenzene 1502,20 parts of butadiene rubbers；15 parts of TPOs
POE8180；35 parts of N220 carbon blacks, 10 parts of white carbons；25 parts of MCA, 35 parts of aluminum diethylphosphinates, 8 parts of APP, 10 parts of Firebrake ZBs,
2 parts of montmorillonites, 12 parts of aluminium hydroxides；5 parts of zinc oxide, 2 parts of stearic acid；1.5 parts of 4010Na, 1.5 parts of RD；10 parts of DPOP；1.0 part
CZ, 0.8 part of DM；2 parts of sulphur.
Preferably, described low-smoke non-halogen flame-retardant steel cable core conveying belt coating elastomer includes following by weight
Component：35 parts of natural rubbers, 30 parts of butadiene-styrene rubber, 20 parts of butadiene rubbers；15 parts of TPO POE8180；50
Part N220 carbon blacks, 10 parts of white carbons；35 parts of MCA, 45 parts of aluminum diethylphosphinates, 8 parts of APP, 5 parts of Firebrake ZBs, 2 parts of montmorillonites, 8
Part aluminium hydroxide；5 parts of zinc oxide, 2 parts of stearic acid；1.5 parts of 4010Na, 1.5 parts of RD；10 parts of DPOP；1.0 parts of CZ, 0.8 part of DM；2
Part sulphur.
Present invention also offers the low-smoke non-halogen flame-retardant steel cable core conveying belt coating method for producing elastomers, bag
Include following steps：
Step A, 35 parts of natural rubbers of input in banbury or mill, 30 parts of rubber of butylbenzene 1502,20 parts of butadiene rubbers, 15
Part TPO POE8180, controls rotating speed 30-40r/min, and 1-3min is blended；
Step B, reinforcing agent is added：35 parts of N220 carbon blacks, 10 parts of white carbons；Fire retardant：15 parts of MCA, 20 parts of phosphinic acids aluminium, 8 parts
APP, 10 parts of Firebrake ZBs, 2 parts of montmorillonites, 2 parts of aluminium hydroxides；It is kneaded 1.5min-2.5min；
Add activator：5 parts of zinc oxide, 2 parts of stearic acid；Age resistor：1.5 parts of 4010Na, 1.5 parts of RD, it is kneaded 1.5min-
3min；
10 parts of DPOP of flame-retardant plasticizer are added, are kneaded to 150 DEG C of -155 DEG C of dumpings；
Step C, after cooling parks 24 hours, mixer mixing is put into again to 55 DEG C -60 DEG C, adds accelerator：1.0 parts of CZ,
0.8 part of DM；Vulcanizing agent：2 parts of sulphur, it is kneaded to 90 DEG C -95 DEG C, dumping；
Step D, gained elastomeric compound is well mixed by cold feed extruder again, extrusion sheet, multiple with adhesive layer glue, steel wire rope
Close, cold moudling, 145 DEG C -150 DEG C of temperature of control, pressure 0.30-0.35MPa, vulcanization obtain product.
The two of the low-smoke non-halogen flame-retardant steel cable core conveying belt coating method for producing elastomers, including following step
Suddenly：
Step A, 35 parts of natural rubbers of addition in banbury or mill, 30 parts of rubber of butylbenzene 1502,20 parts of butadiene rubbers, 15
Part TPO POE8180, controls rotating speed 30-40r/min, and 1-3min is blended；
Step B, reinforcing agent is added：35 parts of N220 carbon blacks, 10 parts of white carbons；Fire retardant：25 parts of MCA, 35 parts of diethyl phosphinic acids
Aluminium, 8 parts of APP, 10 parts of Firebrake ZBs, 2 parts of montmorillonites, 12 parts of aluminium hydroxides；It is kneaded 1.5min-2.5min；
Add activator：5 parts of zinc oxide, 2 parts of stearic acid；Age resistor：1.5 parts of 4010Na, 1.5 parts of RD；It is kneaded 1.5min-
3min；
Add flame-retardant plasticizer：10 parts of DPOP, it is kneaded to 150 DEG C of -155 DEG C of dumpings；
Step C, after cooling parks 24 hours, mixer mixing is put into again to 60 DEG C, adds accelerator：1.0 parts of CZ, 0.8 part
DM；Vulcanizing agent：2 parts of sulphur, it is kneaded to 90 DEG C -95 DEG C, dumping；
Step D, gained elastomeric compound is well mixed by cold feed extruder again, extrusion sheet, multiple with adhesive layer glue, steel wire rope
Close, cold moudling, control 145 DEG C -150 DEG C, pressure 0.30-0.35MPa of temperature, vulcanization obtains product.
The three of the low-smoke non-halogen flame-retardant steel cable core conveying belt coating method for producing elastomers, including following step
Suddenly：
Step A, 35 parts of natural rubbers are added in banbury or mill, 30 parts of butadiene-styrene rubber, 20 parts of butadiene rubbers, 15 parts poly-
Olefinic thermoplastic elastomer POE8180, rotating speed 30-40r/min is controlled, 1-3min is blended；
Step B, reinforcing agent is added：50 parts of N220 carbon blacks, 10 parts of white carbons；Fire retardant：35 parts of MCA, 45 parts of diethyl phosphinic acids
Aluminium, 8 parts of APP, 5 parts of Firebrake ZBs, 2 parts of montmorillonites, 8 parts of aluminium hydroxides；It is kneaded 1.5min-2.5min；
Add activator：5 parts of zinc oxide, 2 parts of stearic acid；Age resistor：1.5 parts of 4010Na, 1.5 parts of RD；It is kneaded 1.5min-
3min；
Add flame-retardant plasticizer flame-retardant plasticizer：10 parts of DPOP, it is kneaded to 150 DEG C of -155 DEG C of dumpings；
Step C, after cooling parks 24 hours, mixer mixing is put into again to 60 DEG C, adds accelerator：1.0 parts of CZ, 0.8 part
DM；Vulcanizing agent：2 parts of sulphur, it is kneaded to 90 DEG C -95 DEG C, dumping；
Step D, gained elastomeric compound is further well mixed by cold feed extruder again, extrusion sheet, with adhesive layer glue, steel wire
Restrict compound, cold moudling controls 145 DEG C -150 DEG C, pressure 0.30-0.35MPa of temperature, and vulcanization obtains product.
Advantages of the present invention is embodied in：
A, for the present invention using natural rubber, butadiene-styrene rubber, butadiene rubber, TPO POE as matrix, addition is nontoxic
Halogen compound flame retardant reaches low cigarette and flame-retardancy requirements, while fills the fine particle carbon black and white carbon of appropriate number, improves glue
The mechanical property of material, the balance of fire resistance and mechanical property has been finally reached it.Products obtained therefrom has high flame resistance and physics
Mechanical performance, harm to environment is small in production and processing and application process, and flame retarding efficiency is high, and it is small to give birth to smoke during burning, to environment
It is friendly.
B, the matrix material of described coating elastomeric material is natural rubber, butadiene-styrene rubber, butadiene rubber, polyolefin
Thermoplastic elastomer (TPE) POE blend, matrix material Halogen, good fluidity, high mechanical properties.
C, the TPO POE that the present invention uses, is the nontoxic particle of colorless and odorless, main chain saturation, has
The superior functions such as superelevation is ageing-resistant, HI high impact is elastic, high dynamic modulus, high intensity, high abrasion.Same natural rubber, butadiene-styrene rubber
Blend rubber performance is good, and softening point is low, and the processing characteristics of blend is good, not incipient scorch, does not glue rod, and self-adhesion mutual viscosity can be moderate.Can
Using carbon black and white carbon reinforcement, using the vulcanizing system co-crosslinking of general purpose rubber, to improve matrix strength, reduce sizing material and rub
Wipe coefficient, the programming rate of control roll friction experiment.
C, the reinforcing agent is N220 carbon blacks and fine particle precipitated silica.It is higher that N220 carbon blacks can ensure that sizing material has
Tensile strength, stretch surely and anti-wear performance, take into account processing characteristics.White carbon particle diameter 10-40nm, can reduce and glow, by reinforcing
Can be the 10%-15% of reinforcing agent dosage with the limitation of processing characteristics, fine particle precipitated silica dosage.
D, described fire retardant is melamine cyanurate（MCA）, aluminum diethylphosphinate（ADP）, APP, Firebrake ZB,
One or more in montmorillonite, aluminium hydroxide.Melamine cyanurate resolves into melamine cyanogen and melamine cyanogen spreads out
The non-flammable compressive gas of biology, while aluminum diethylphosphinate component vaporization generation phosphinic acids gaseous substance dilution fuel gas and oxygen
Concentration, suppress burning；Melamine cyanurate（MCA）, aluminum diethylphosphinate（ADP）, Firebrake ZB share when, reaction generation
The barrier layers such as the Quadrafos, boron phosphate, aluminum phosphate of polymer surfaces solid phase are covered in, barrier heat and oxygen enter intrinsic silicon,
APP can further consolidate carbon-coating and improve the intensity of carbon-coating；Montmorillonite is by the lamellar structure of huge surface area in combustion process
In can voluntarily be enriched to polymer surfaces, form the silicate barrier layer of dense refractory, delay polymeric inner decompose production
Raw small molecule diffuses to the surface and extraneous oxygen spreads to burning surface and polymeric inner；Aluminium hydroxide is put by thermal decomposition
Go out substantial amounts of moisture, vaporization heat absorption reduces the HRR of polymer combustion.Various fire retardants have multiple synergistic, eliminate smoke and make
With smoke density is small, product environmental protection.
E, described age resistor is the one or more in 4010Na, 4020, RD, BLE, and it is anti-that the system ensures that material has
Ageing properties；It is commercially available prod above.
F, described flame-retardant plasticizer is one kind in triphenyl phosphate TPP, diphenyl 2 ethylhexyl phosphate DPOP.Fire-retardant plasticising
Agent has fire-retardant and plasticising dual-use function, has certain flame retardant efficiency to base rubber, mainly to reduce compound viscosity, just
In processing.Triphenyl phosphate TPP is white flaky solid, 48 DEG C of fusing point, is easy to automatic weighing.Diphenyl 2 ethylhexyl phosphate DPOP is
Transparent oily liquid, there is cold resistance, for the cold-resistant application places required.
G, described accelerator is one kind in CZ, DZ, DM, and the accelerator of selection is delayed action accelerator, has operation
The characteristics of safety, fast curingprocess rate.Described CZ, DZ, DM full name are respectively rubber accelerator CZ, rubber accelerator DZ, rubber
Altax, it is commercially available prod.
Embodiment
Embodiment 1
35 kilograms of natural rubbers of input in banbury or mill, 30 kilograms of rubber of butylbenzene 1502,20 kilograms of butadiene rubbers, 15
Kilogram TPO POE8180, then sequentially adds reinforcing agent：35 kilograms of N220 carbon blacks, 10 kilograms of white carbons；
Fire retardant：15 kilograms of MCA, 20 kilograms of phosphinic acids aluminium, 8 kilograms of APP, 10 kilograms of Firebrake ZBs, 2 kilograms of montmorillonites, 12 kilograms of hydrogen-oxygens
Change aluminium；Activator：5 kilograms of zinc oxide, 2 kilograms of stearic acid；Age resistor：1.5 kilograms of 4010Na, 1.5 kilograms of RD；Fire-retardant plasticising
Agent：10 kilograms of DPOP, accelerator：1.0 kilograms of CZ, 0.8 kilogram of DM；Vulcanizing agent：2 kilograms of sulphur.After well mixed, extrusion sheet
Finished product is obtained by 145 DEG C of -150 DEG C of vulcanizations, its performance is shown in Table 1.
Embodiment 2
35 kilograms of natural rubbers of input in banbury or mill, 30 kilograms of rubber of butylbenzene 1502,20 kilograms of butadiene rubbers, 15
Kilogram TPO POE8180, then sequentially adds reinforcing agent：35 kilograms of N220 carbon blacks, 10 kilograms of white carbons；
Fire retardant：25 kilograms of MCA, 35 kilograms of aluminum diethylphosphinates, 8 kilograms of APP, 10 kilograms of Firebrake ZBs, 2 kilograms of montmorillonites, 12,000
Gram aluminium hydroxide；Activator：5 kilograms of zinc oxide, 2 kilograms of stearic acid；Age resistor：1.5 kilogram 4010Na, 1.5 kilograms of RD；It is fire-retardant
Plasticizer：10 kilograms of DPOP, accelerator：1.0 kilograms of CZ, 0.8 kilogram of DM；Vulcanizing agent：2 kilograms of sulphur.After well mixed, extrusion
Sheet material obtains finished product by 145 DEG C of -150 DEG C of vulcanizations, and its performance is shown in Table 1.
Embodiment 3
35 kilograms of natural rubbers of input in banbury or mill, 30 kilograms of butadiene-styrene rubber, 20 kilograms of butadiene rubbers, 15 kilograms
TPO POE8180, then sequentially adds reinforcing agent：50 kilograms of N220 carbon blacks, 10 kilograms of white carbons；It is fire-retardant
Agent：35 kilograms of MCA, 45 kilograms of aluminum diethylphosphinates, 8 kilograms of APP, 5 kilograms of Firebrake ZBs, 2 kilograms of montmorillonites, 8 kilograms of hydrogen-oxygens
Change aluminium；Activator：5 kilograms of zinc oxide, 2 kilograms of stearic acid；Age resistor：1.5 kilograms of 4010Na, 1.5 kilograms of RD；Fire-retardant plasticising
Agent：10 kilograms of DPOP, accelerator：1.0 kilograms of CZ, 0.8 kilogram of DM；Vulcanizing agent：2 kilograms of sulphur.After well mixed, extrusion sheet
Finished product is obtained by 145 DEG C of -150 DEG C of vulcanizations, its performance is shown in Table 1.
Comparative example 1
60 kilograms of neoprenes, 30 kilograms of butadiene-styrene rubber, 10 kilograms of butadiene rubbers, Ran Houyi are put into banbury or mill
Secondary addition reinforcing agent：50 kilograms of N220 carbon blacks, 10 kilograms of white carbons；Fire retardant：10 kilograms of deca-BDEs, 25 kilograms of chlorination stones
Wax, 5 kilograms of antimony oxides, 8 kilograms of APP, 15 kilograms of Firebrake ZBs, 30 kilograms of aluminium hydroxides；Activator：4 kilograms of magnesia, 2
Kilogram stearic acid；Age resistor：1.5 kilograms of 4010Na, 1.5 kilograms of RD；Accelerator：1.5 kilograms of DM；Vulcanizing agent：5 kilograms of oxidations
Zinc, 4 kilograms of magnesia.After well mixed, extrusion sheet obtains finished product by 145 DEG C of -150 DEG C of vulcanizations, and its performance is shown in Table 1.
The embodiment 1,2,3 of table 1 contrasts with the performance data of comparative example 1
The technological difficulties for preparing low smoke and zero halogen flame-retardant steel wire rope core conveyer belt for underground coalmine coating rubber are used in requirement
Material is environment-protecting and non-poisonous material, while strong mechanical performance is met, also needs high flame resistance and environmental requirement, coordinates not
When fire resistance is extremely difficult to require.
As can be seen that increasing main flame retardant MCA and aluminum diethylphosphinate dosage, oxygen index (OI) improves comparison example 1,2,3,
Fire resistance is improved, and tensile strength, elongation at break, the wearability of sizing material are declined slightly, and hardness improves.But it can meet
The requirement of MT668 Flame-resistant Steel Cord Conveyor Belt Used in Mine standard.In the case where ensureing fire resistance, embodiment 1 has higher
Physical property, can more meet actual demand.
Compared with comparison example 1, specific optical density is small, it was demonstrated that smoke amount is small.In addition selection is can be seen that from the selection of material
Material it is environment-protecting and non-poisonous.With more and more tighter to environmental protection requirement, the research and development of the material have good realistic meaning.
Claims (5)
1. a kind of low-smoke non-halogen flame-retardant steel cable core conveying belt coating elastomer, by weight, including following components：Naturally
Rubber 10-50 parts, butadiene-styrene rubber 0-60 parts, butadiene rubber 0-50 parts, TPO POE10-20 parts, reinforcing agent
40-60 parts, fire retardant 45-103 parts, activator 5-10 parts, age resistor 1.5-3 parts, flame-retardant plasticizer 6-15 parts, accelerator 1.0-
2.5 parts, vulcanizing agent 1.5-3 parts.
2. low-smoke non-halogen flame-retardant steel cable core conveying belt coating elastomer as claimed in claim 1, it is characterised in that：By weight
Measure part meter, including following components：Natural rubber 20-40 parts, butadiene-styrene rubber 20-50 parts, butadiene rubber 10-30 parts, polyolefin heat
Thermoplastic elastic POE10-20 parts, reinforcing agent 40-60 parts, fire retardant 60-103 parts, activator 5-10 parts, age resistor 1.5-3 parts,
Flame-retardant plasticizer 6-15 parts, accelerator 1.0-2.5 parts, vulcanizing agent 1.5-3 parts.
3. low-smoke non-halogen flame-retardant steel cable core conveying belt coating elastomer as claimed in claim 2, it is characterised in that：It is described
Reinforcing agent include N220 carbon blacks and fine particle precipitated silica；Described fire retardant is melamine cyanurate（MCA）、
Aluminum diethylphosphinate（ADP）, APP, Firebrake ZB, montmorillonite, the one or more in aluminium hydroxide；Described activator includes
Zinc oxide and stearic acid；Described age resistor is the one or more in 4010Na, 4020, RD, BLE；Described fire-retardant plasticising
Agent is one kind in triphenyl phosphate TPP, diphenyl 2 ethylhexyl phosphate DPOP；Described accelerator is one kind in CZ, DZ, DM；
Described vulcanizing agent is one kind in sulphur, insoluble sulfur.
4. low-smoke non-halogen flame-retardant steel cable core conveying belt coating elastomer as claimed in claim 3, it is characterised in that：By weight
Measure part meter, including following components：35 parts of natural rubbers, 30 parts of rubber of butylbenzene 1502,20 parts of butadiene rubbers；15 parts of polyolefin thermoplastics
Property elastomer POE8180；35 parts of N220 carbon blacks, 10 parts of white carbons；15 parts of MCA, 20 parts of phosphinic acids aluminium, 8 parts of APP, 10 parts of boric acid
Zinc, 2 parts of montmorillonites, 12 parts of aluminium hydroxides；5 parts of zinc oxide, 2 parts of stearic acid；1.5 part 4010Na, 1.5 parts of RD；10 parts of DPOP, promote
Enter agent：1.0 parts of CZ, 0.8 part of DM；2 parts of sulphur.
5. low-smoke non-halogen flame-retardant steel cable core conveying belt coating method for producing elastomers described in claim 2, including it is following
Step：
Step A, 35 parts of natural rubbers are added in banbury or mill, 30 parts of butadiene-styrene rubber, 20 parts of butadiene rubbers, 15 parts poly-
Olefinic thermoplastic elastomer POE8180, rotating speed 30-40r/min is controlled, 1-3min is blended；
Step B, reinforcing agent is added：50 parts of N220 carbon blacks, 10 parts of white carbons；Fire retardant：35 parts of MCA, 45 parts of diethyl phosphinic acids
Aluminium, 8 parts of APP, 5 parts of Firebrake ZBs, 2 parts of montmorillonites, 8 parts of aluminium hydroxides；It is kneaded 1.5min-2.5min；
Add activator：5 parts of zinc oxide, 2 parts of stearic acid；Age resistor：1.5 parts of 4010Na, 1.5 parts of RD；It is kneaded 1.5min-
3min；
Add flame-retardant plasticizer flame-retardant plasticizer：10 parts of DPOP, it is kneaded to 150 DEG C of -155 DEG C of dumpings；
Step C, after cooling parks 24 hours, mixer mixing is put into again to 60 DEG C, adds accelerator：1.0 parts of CZ, 0.8 part
DM；Vulcanizing agent：2 parts of sulphur, it is kneaded to 90 DEG C -95 DEG C, dumping；
Step D, gained elastomeric compound is further well mixed by cold feed extruder again, extrusion sheet, with adhesive layer glue, steel wire
Restrict compound, cold moudling controls 145 DEG C -150 DEG C, pressure 0.30-0.35MPa of temperature, and vulcanization obtains product.
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| CN108424553A (en) * | 2018-04-16 | 2018-08-21 | 山东迪龙电缆有限公司 | A kind of Halogen house cable raw material |
| CN108641267A (en) * | 2018-05-11 | 2018-10-12 | 东莞市通锦新材料科技有限公司 | Cable material and its preparation method and application |
| CN108659285A (en) * | 2018-05-07 | 2018-10-16 | 江苏凯嘉橡胶科技股份有限公司 | A kind of coal mine low smoke and low halogen conveyer belt coating rubber and its preparation process |
| CN109337240A (en) * | 2018-09-18 | 2019-02-15 | 江苏理工学院 | A kind of environmental protection flame retardant PVC/NBR foamed material and preparation method thereof |
| CN109775243A (en) * | 2019-03-18 | 2019-05-21 | 兖矿东华重工有限公司 | One kind resists cold fire-retardant rubber cover, the fire-retardant intermediate rubber that resists cold, the fire-retardant core rubber that resists cold and cold-resistant flame-proof armored rope core conveyer belt |
| CN110776679A (en) * | 2019-11-16 | 2020-02-11 | 安徽中意胶带有限责任公司 | Energy-saving wear-resistant low-smoke halogen-free flame-retardant rubber composite material and preparation method thereof |
| CN110845777A (en) * | 2019-11-16 | 2020-02-28 | 安徽中意胶带有限责任公司 | Energy-saving wear-resistant low-smoke halogen-free flame-retardant steel wire rope core conveying belt and manufacturing method thereof |
| CN112111088A (en) * | 2020-09-22 | 2020-12-22 | 安徽欧耐橡塑工业有限公司 | Low-smoke halogen-free flame-retardant steel wire rope conveyer belt covering layer elastomer and preparation method thereof |
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| CN109775243A (en) * | 2019-03-18 | 2019-05-21 | 兖矿东华重工有限公司 | One kind resists cold fire-retardant rubber cover, the fire-retardant intermediate rubber that resists cold, the fire-retardant core rubber that resists cold and cold-resistant flame-proof armored rope core conveyer belt |
| CN110776679A (en) * | 2019-11-16 | 2020-02-11 | 安徽中意胶带有限责任公司 | Energy-saving wear-resistant low-smoke halogen-free flame-retardant rubber composite material and preparation method thereof |
| CN110845777A (en) * | 2019-11-16 | 2020-02-28 | 安徽中意胶带有限责任公司 | Energy-saving wear-resistant low-smoke halogen-free flame-retardant steel wire rope core conveying belt and manufacturing method thereof |
| CN112111088A (en) * | 2020-09-22 | 2020-12-22 | 安徽欧耐橡塑工业有限公司 | Low-smoke halogen-free flame-retardant steel wire rope conveyer belt covering layer elastomer and preparation method thereof |
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