CN103231890A - Laminated flame-retardant conveying belt and manufacture method thereof - Google Patents
Laminated flame-retardant conveying belt and manufacture method thereof Download PDFInfo
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- CN103231890A CN103231890A CN2013100504579A CN201310050457A CN103231890A CN 103231890 A CN103231890 A CN 103231890A CN 2013100504579 A CN2013100504579 A CN 2013100504579A CN 201310050457 A CN201310050457 A CN 201310050457A CN 103231890 A CN103231890 A CN 103231890A
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Abstract
The invention discloses a laminated flame-retardant conveying belt and a manufacture method thereof. The laminated flame-retardant conveying belt is characterized in that flame-retardant canvas layers are bonded together through middle flame-retardant bonding layers, flame-retardant lateral adhesive layers are bounded at the two ends through the middle flame-retardant bonding layers, and an upper flame-retardant covering adhesive layer and a lower flame-retardant covering adhesive layer are bounded at the upper end and the lower end respectively through the middle flame-retardant bonding layers. The manufacture method comprises the following steps: a flame-retardant covering adhesive, a flame-retardant lateral adhesive and middle flame-retardant bonding glue are prepared, calendered and formed; the flame-retardant covering adhesive is manufactured into the upper and lower flame-retardant covering adhesive layers and the flame-retardant lateral adhesive layers by a calender; the middle flame-retardant bonding glue is manufactured into the middle flame-retardant bonding layers; the flame-retardant canvas layers are bounded together through the middle flame-retardant bonding layers, then the flame-retardant lateral adhesive layers and the upper and lower flame-retardant covering adhesive layers are bounded at the two ends and the upper and lower ends respectively to form a belt base; and sulfidation is performed to the belt base on a vulcanizing machine. The laminated flame-retardant conveying belt provided by the invention has relatively long service life, and excellent weather resistance and cold resistance; the belt body is light; the flame retardant property is excellent; fire can be immediately extinguished and leaves no sparks when the laminated flame-retardant conveying belt is away from fire, so that afterburning is avoided; the adhesive force is excellent, and delaminating and adhesive failure are avoided.
Description
Technical field
The present invention relates to a kind of lamination fire retarding conveying band and method for making.
Background technology
The existing fire retarding conveying band that use in the colliery is whole belt core structure and Steel cord structure, there is following shortcoming in it: 1, the adhesive interface adhesive ability between rubber cover and the framework material is too low, has only physical action, adhesive interface comes unglued easily dynamically subduing under the effect, cause load-transfer device short service life, cost is than higher.2, the colliery with the glass temperature of unitary-core flame-resistant conveying belt than higher, poor performance at low temperatures, groove forming character is poor when north of china in winter uses, and is easy to cause belt body to fracture.3, the unitary-core flame-resistant conveying belt of employing dipping method making, belt carcass is more open in braiding, and the framework material tensioning degree is difficult to consistent, and belt body is easy sideslip in use, the loss that the coal supply mine belt is shut down.4, the strength of joint of whole belt core has only 60%-70%, and service life is low.5, the dispersion of the fire proofing of fire retarding conveying band is inhomogeneous, causes local roll friction nonconformity.6, the fire retarding conveying band weight of equal volume Steel cord structure be lamination fire retarding conveying band weight 1.5-2 doubly, Heavy Weight, cost height.
Summary of the invention
Purpose of the present invention solves the above-mentioned problems in the prior art exactly, and a kind of long service life is provided, weather resisteant, cold tolerance excellence, the strength of joint height, belt body is light, flame retardance excellence, lamination fire retarding conveying band and the method for making of rubber cover and belt carcass strong adhesion.
For achieving the above object, technical solution of the present invention is: a kind of lamination fire retarding conveying band comprises layer 2-4 fire retardant canvas layer, middle fire-retardant glue line, upper and lower fire-retardant covering glue layer and fire-retardant limit glue-line; Layer 2-4 fire retardant canvas layer is bonded together by the fire-retardant tack coat in centre, and its two ends are respectively by the bonding fire-retardant limit of fire-retardant tack coat, centre glue-line, and top and bottom are respectively by the bonding upper and lower fire-retardant covering glue layer of the fire-retardant tack coat in centre; Upper and lower fire-retardant covering glue layer and fire-retardant limit glue-line outside face are into a single integrated structure.
On described above, fire-retardant covering glue layer and fire-retardant limit glue-line use fire-retardant rubber cover to make down, fire-retardant rubber cover is made by following material, calculate the natural rubber of 55-65 according to mass ratio, the government rubber of 20-30, the polyvinylchloride of 10-20, super carbon black among the 30-40, the terpene resin of 4-6, the chlorinated paraffin of 15-25, the zinc oxide of 4-5,1.5-2.5 stearic acid, 1.2-1.6 accelerator, 2.1-2.8 sulphur, the APP of 8-15, the pentaerythrite of 4-7, the antimony oxide of 6-8, the expanding halide-free fire-retardant IFR of 12-15,1.5-2 coupling agent FS-79A, 1.5-2 aging inhibitor and the deca-BDE of 5-8.
Fire-retardant assembly glue was made in the middle of the fire-retardant glue line in centre described above used, middle fire-retardant assembly glue is made by following material, calculate the buna-S of 40-60 according to mass ratio, the government rubber of 25-35, the polyvinylchloride of 20-25, super carbon black among the 30-40, the terpene resin of 4-6, the chlorinated paraffin of 12-20, the zinc oxide of 4-5,1.5-2.5 stearic acid, 1.2-1.5 accelerator, 2.1-2.8 sulphur, the APP of 8-12, the magnesium hydroxide of 10-20, the antimony oxide of 6-8, the expanding halide-free fire-retardant IFR of 12-18,1.5-2 coupling agent FS-79A, 1.5-2.5 aging inhibitor.
Natural rubber in the fire-retardant rubber cover described above is that a kind of in natural rubber SCR-WF and the smoke sheet rubber or both use with; The pulling strengrth of its upper and lower fire-retardant overplate and fire-retardant limit glue is stronger.
Buna-S in the fire-retardant assembly glue in centre described above is 1500, one or both or three kinds among the 1500E and 1502 are used with.It is more stable than the fire-retardant glue line in centre that uses other buna-S to make, and pulling strengrth is higher.
Government rubber in fire-retardant rubber cover described above and the middle fire-retardant assembly glue is 3305,2907, one or both or three kinds in the butyronitrile 26 are used with.
Aging inhibitor in fire-retardant rubber cover described above and the middle fire-retardant assembly glue is a kind of among 4010NA, MB, BLE-W and the RD.
Accelerator in fire-retardant rubber cover described above and the middle fire-retardant assembly glue is CBS or NS.Use these two kinds of accelerators can prevent that the more too fast course of processing that causes of sulphur from vulcanizing in advance in fire-retardant rubber cover and the middle fire-retardant assembly glue.
A kind of method for making of lamination fire retarding conveying band described above, it may further comprise the steps:
(1), the preparation of fire-retardant rubber cover and fire-retardant limit glue, it may further comprise the steps:
A1, become rubber master batch with Banbury mixer with the government rubber of described amount and polyvinylchloride are mixing, melting temperature is at 130-140 ℃, Ram Piston Pressure of Mixer 0.3Mpa, mixing after with the rubber master batch cooling be stacked on below 45 ℃ after parking 8 hours at normal temperatures on the pallet standby;
B1, add the natural rubber of standby rubber master batch and described amount in the Banbury mixer again, the auxiliary agents such as terpene resin, zinc oxide, stearic acid, coupling agent FS-79A, aging inhibitor and accelerator that add described amount, the APP, deca-BDE, pentaerythrite, antimony oxide, the expanding halide-free fire-retardant IFR that add described amount again, add again described amount in super carbon black, the liquid material that adds the chlorinated paraffin of described amount is at last made mesocolloid, parks after 8 hours standby; C1, will add sulphur in the standby mesocolloid, stir and namely form fire-retardant rubber cover;
(2), the preparation of middle fire-retardant assembly glue, it may further comprise the steps:
A2, become rubber master batch with Banbury mixer with the government rubber of described amount and polyvinylchloride are mixing, melting temperature is at 130-140 ℃, Ram Piston Pressure of Mixer 0.3Mpa, mixing after with the rubber master batch cooling be stacked on below 45 ℃ after parking 8 hours at normal temperatures on the pallet standby;
B2, add the buna-S of standby rubber master batch and described amount in the Banbury mixer again, the terpene resin, zinc oxide, stearic acid, APP, antimony oxide, coupling agent FS-79A and the auxiliary agents such as aging inhibitor and accelerator that add described amount, the magnesium hydroxide, the expanding halide-free fire-retardant IFR that add described amount again, add again described amount in super carbon black, the liquid material that adds the chlorinated paraffin of described amount is at last made mesocolloid, parks after 8 hours standby;
C2, will add sulphur in the standby mesocolloid, stir namely form in the middle of fire-retardant assembly glue;
(3), calendering formation:
Fire-retardant rubber cover is made upper and lower fire-retardant covering glue layer and the fire-retardant limit glue-line of required width and thickness with flattening mill; The fire-retardant assembly glue in centre is made the fire-retardant glue line in centre of required width and thickness; Layer 2-4 fire retardant canvas layer is bonded together with middle fire-retardant glue line, again at the two ends of layer 2-4 fire retardant canvas layer respectively by the bonding fire-retardant limit of fire-retardant glue line, centre glue-line, form made-up belt by the bonding upper and lower fire-retardant covering glue layer of the fire-retardant glue line in centre respectively with the lower end in the top again;
(4), sulfuration:
On vulcanizer, under 150 ℃ the temperature, under the pressure of 2.5Mpa made-up belt is vulcanized, time of cure is 8-16 hour, during sulfuration, need add glass paper between the upper and lower hot plate of vulcanizer and the made-up belt.
Technological merit of the present invention is:
1, service life long, the belt carcass framework material is subdued and can be reached more than 1,000,000 times, delivers 1,000 ten thousand-3,000 ten thousand tons of coals, service life be the unitary-core flame-resistant band 2-5 doubly.
2, weather resisteant, cold tolerance excellence can be used the serviceability temperature wide ranges at subzero 30 ℃ in range of temperatures above freezing 60 ℃.
3, belt body is light, and weight per unit volume is 2/3rds of whole belt core structure load-transfer device weight, and 1/2nd of Steel cord structure load-transfer device weight has reduced the energy resource consumption of course of conveying, has saved the cost that uses producer.
4, the flame retardance excellence is namely gone out from fire, no Mars, and not resume combustion, the roll friction temperature is below 260 ℃.
5, adhesive ability excellence between upper and lower fire-retardant covering glue layer and the layer 2-4 fire retardant canvas layer, is not come unstuck at not delamination.
Description of drawings
Fig. 1 is the structural representation of product of the present invention.
The specific embodiment
The present invention will be further described below in conjunction with the drawings and specific embodiments.
As shown in Figure 1, present embodiment comprises 3 layers of fire retardant canvas layer 1, middle fire-retardant glue line 3, upper and lower fire-retardant covering glue layer 2,5 and fire-retardant limit glue-line 4.3 layers of fire retardant canvas layer 1 are bonded together by the fire-retardant tack coat 3 in centre, the fire-retardant tack coat 3 in the bonding centre of upper and lower difference of 3 layers of fire retardant canvas layer 1.3 layers of fire retardant canvas layer 1 two ends are respectively by the fire-retardant tack coat 3 bonding fire-retardant limit glue-lines 4 in centre, and top and bottom are respectively by the fire-retardant tack coat 3 bonding upper and lower fire-retardant covering glue layers 2 in centre, 5.Upper and lower fire-retardant covering glue layer 2,5 and fire-retardant limit glue-line 4 outside faces into a single integrated structure.
On described, fire-retardant covering glue layer and fire-retardant limit glue-line use fire-retardant rubber cover to make down, described fire-retardant rubber cover and fire-retardant limit glue are with a kind of material, it is made by following material, calculate natural rubber SCR-WF 60 by mass ratio, government rubber 3,305 25, polyvinylchloride 15, in super carbon black 35, terpene resin 4, chlorinated paraffin 20, zinc oxide 4, stearic acid 2, accelerator CBS 1.4, sulphur 2.5, APP 10, pentaerythrite 6, antimony oxide 8, expanding halide-free fire-retardant IFR 15, coupling agent FS-79A 2, antioxidant 4010NA 2, deca-BDE 6.
Described fire-retardant rubber cover and fire-retardant limit glue also can be made by following material, calculate according to mass ratio, smoke sheet rubber 55, government rubber 2,907 30, polyvinylchloride 10, in super carbon black 40, terpene resin 5, chlorinated paraffin 15, zinc oxide 5, stearic acid 1.5, accelerator NS 1.6, sulphur 2.8, APP 15, pentaerythrite 4, antimony oxide 6, expanding halide-free fire-retardant IFR 12, coupling agent FS-79A 1.5, antioxidant MB 1.5, deca-BDE 5.
Described fire-retardant rubber cover and fire-retardant limit glue also can be made by following material, calculate according to mass ratio, natural rubber SCR-WF and smoke sheet rubber 65, butyronitrile 26 20, polyvinylchloride 20, in super carbon black 30, terpene resin 6, chlorinated paraffin 25, zinc oxide 4.5, stearic acid 2.5, accelerator NS 1.2, sulphur 2.1, APP 8, pentaerythrite 7, antimony oxide 7, expanding halide-free fire-retardant IFR 13, coupling agent FS-79A 1.6, antioxidant MB 1.8, deca-BDE 8.
Described fire-retardant rubber cover and fire-retardant limit glue also can be made by following material, calculate according to mass ratio, natural rubber SCR-WF 58, government rubber 3,305 23, polyvinylchloride 13, in super carbon black 33, terpene resin 4.5, chlorinated paraffin 23, zinc oxide 4.8, stearic acid 2.3, accelerator CBS 1.5, sulphur 2.6, APP 9, pentaerythrite 5, antimony oxide 7.5, expanding halide-free fire-retardant IFR 14, coupling agent FS-79A 1.8, antioxidant BLE-W 1.6, deca-BDE 6.5.
Described fire-retardant rubber cover and fire-retardant limit glue also can be made by following material, calculate according to mass ratio, two or three among natural rubber SCR-WF 62, government rubber 1500, the 1500E and 1502 uses 28 with, polyvinylchloride 18, in super carbon black 38, terpene resin 5.5, chlorinated paraffin 18, zinc oxide 4.3, stearic acid 1.8, accelerator CBS 1.3, sulphur 2.3, APP 13, pentaerythrite 5.5, antimony oxide 6.5, expanding halide-free fire-retardant IFR 13.5, coupling agent FS-79A 1.9, anti-aging agent RD 1.9, deca-BDE 7.
Fire-retardant assembly glue was made in the middle of the fire-retardant glue line in described centre used, middle fire-retardant assembly glue is made by following material, calculate according to mass ratio, buna-S 1,500 50, government rubber 3,305 30, polyvinylchloride 20, in super carbon black 30, terpene resin 4, chlorinated paraffin 15, zinc oxide 4, stearic acid 2, accelerator CBS 1.5, sulphur 2.5, APP 10, magnesium hydroxide 15, antimony oxide 8, expanding halide-free fire-retardant IFR 15, coupling agent FS-79A 1.5, antioxidant BLE-W 2.
The fire-retardant assembly glue in described centre also can be made by following material, calculate according to mass ratio, buna-S 1500E 40, government rubber 2,907 35, polyvinylchloride 25, in super carbon black 32, terpene resin 6, chlorinated paraffin 12, zinc oxide 5, stearic acid 1.5, accelerator NS 1.2, sulphur 2.1, APP 8, magnesium hydroxide 20, antimony oxide 6, expanding halide-free fire-retardant IFR 18, coupling agent FS-79A 2, anti-aging agent RD 2.5.
The fire-retardant assembly glue in described centre also can be made by following material, calculate according to mass ratio, calculate according to mass ratio, buna-S 1,502 40, butyronitrile 26 25, polyvinylchloride 24, in super carbon black 35, terpene resin 5, chlorinated paraffin 20, zinc oxide 4.5, stearic acid 2.5, accelerator NS 1.3, sulphur 2.8, APP 12, magnesium hydroxide 10, antimony oxide 7, expanding halide-free fire-retardant IFR 12, coupling agent FS-79A 1.6, antioxidant 4010NA 1.5.
The fire-retardant assembly glue in described centre also can be made by following material, calculate according to mass ratio, calculate buna-S 1500 according to mass ratio, among the 1500E and 1502 two or three uses 55 with, government rubber 3305,2907, two or three uses 32 with in the butyronitrile 26, polyvinylchloride 22, in super carbon black 31, terpene resin 5.5, chlorinated paraffin 13, zinc oxide 4.2, stearic acid 2.3, accelerator NS 1.35, sulphur 2.6, APP 11, magnesium hydroxide 18, antimony oxide 7.5, expanding halide-free fire-retardant IFR 16, coupling agent FS-79A 1.9, anti-aging agent RD 2.3.
The fire-retardant assembly glue in described centre also can be made by following material, calculate according to mass ratio, calculate according to mass ratio, buna-S 1,500 45, government rubber 3,305 28, polyvinylchloride 23, in super carbon black 33, terpene resin 4.5, chlorinated paraffin 18, zinc oxide 4.8, stearic acid 1.8, accelerator CBS 1.4, sulphur 2.3, APP 9, magnesium hydroxide 12, antimony oxide 6.5, expanding halide-free fire-retardant IFR 13, coupling agent FS-79A 1.8, antioxidant 4010NA 1.8.
The method for making of lamination fire retarding conveying band described above, it may further comprise the steps:
(1), the preparation of fire-retardant rubber cover and fire-retardant limit glue, it may further comprise the steps:
A1, become rubber master batch with Banbury mixer with the government rubber of described amount and polyvinylchloride are mixing, melting temperature is at 130-140 ℃, Ram Piston Pressure of Mixer 0.3Mpa, mixing after with the rubber master batch cooling be stacked on below 45 ℃ after parking 8 hours at normal temperatures on the pallet standby;
B1, add the natural rubber of standby rubber master batch and described amount in the Banbury mixer again, the auxiliary agents such as terpene resin, zinc oxide, stearic acid, coupling agent FS-79A, aging inhibitor and accelerator that add described amount, the APP, deca-BDE, pentaerythrite, antimony oxide, the expanding halide-free fire-retardant IFR that add described amount again, add again described amount in super carbon black, the liquid material that adds the chlorinated paraffin of described amount is at last made mesocolloid, parks after 8 hours standby; C1, will add sulphur in the standby mesocolloid, stir and namely form fire-retardant rubber cover;
(2), the preparation of middle fire-retardant assembly glue, it may further comprise the steps:
A2, become rubber master batch with Banbury mixer with the government rubber of described amount and polyvinylchloride are mixing, melting temperature is at 130-140 ℃, Ram Piston Pressure of Mixer 0.3Mpa, mixing after with the rubber master batch cooling be stacked on below 45 ℃ after parking 8 hours at normal temperatures on the pallet standby;
B2, add the buna-S of standby rubber master batch and described amount in the Banbury mixer again, the terpene resin, zinc oxide, stearic acid, APP, antimony oxide, coupling agent FS-79A and the auxiliary agents such as aging inhibitor and accelerator that add described amount, the magnesium hydroxide, the expanding halide-free fire-retardant IFR that add described amount again, add again described amount in super carbon black, the liquid material that adds the chlorinated paraffin of described amount is at last made mesocolloid, parks after 8 hours standby;
C2, will add sulphur in the standby mesocolloid, stir namely form in the middle of fire-retardant assembly glue;
(3), calendering formation:
Fire-retardant rubber cover is made upper and lower fire-retardant covering glue layer and the fire-retardant limit glue-line of required width and thickness with flattening mill; The fire-retardant assembly glue in centre is made the fire-retardant glue line in centre of required width and thickness; Layer 2-4 fire retardant canvas layer is bonded together with middle fire-retardant glue line, again at the two ends of layer 2-4 fire retardant canvas layer respectively by the bonding fire-retardant limit of fire-retardant glue line, centre glue-line, form made-up belt by the bonding upper and lower fire-retardant covering glue layer of the fire-retardant glue line in centre respectively with the lower end in the top again;
(4), sulfuration:
On vulcanizer, under 150 ℃ the temperature, under the pressure of 2.5Mpa made-up belt is vulcanized, time of cure is 8-16 hour, during sulfuration, need add glass paper between the upper and lower hot plate of vulcanizer and the made-up belt.
Above-described embodiment only is preferred and exemplary, and those skilled in the art can change arbitrarily in the scope of each component according to the description of this patent, and these improvement belong to equivalent technologies and improve, and it is all covered by the protection domain of this patent.
Claims (9)
1. lamination fire retarding conveying band, it is characterized in that: it comprises layer 2-4 fire retardant canvas layer, middle fire-retardant glue line, upper and lower fire-retardant covering glue layer and fire-retardant limit glue-line; Layer 2-4 fire retardant canvas layer is bonded together by the fire-retardant tack coat in centre, and its two ends are respectively by the bonding fire-retardant limit of fire-retardant tack coat, centre glue-line, and top and bottom are respectively by the bonding upper and lower fire-retardant covering glue layer of the fire-retardant tack coat in centre; Upper and lower fire-retardant covering glue layer and fire-retardant limit glue-line outside face are into a single integrated structure.
2. lamination fire retarding conveying band according to claim 1, it is characterized in that: on described, fire-retardant covering glue layer and fire-retardant limit glue-line use fire-retardant rubber cover to make down, fire-retardant rubber cover is made by following material, calculate the natural rubber of 55-65 according to mass ratio, the government rubber of 20-30, the polyvinylchloride of 10-20, super carbon black among the 30-40, the terpene resin of 4-6, the chlorinated paraffin of 15-25, the zinc oxide of 4-5,1.5-2.5 stearic acid, 1.2-1.6 accelerator, 2.1-2.8 sulphur, the APP of 8-15, the pentaerythrite of 4-7, the antimony oxide of 6-8, the expanding halide-free fire-retardant IFR of 12-15,1.5-2 coupling agent FS-79A, 1.5-2 aging inhibitor and the deca-BDE of 5-8.
3. lamination fire retarding conveying band according to claim 1 is characterized in that: the natural rubber in the described fire-retardant rubber cover is that a kind of in natural rubber SCR-WF and the smoke sheet rubber or both use with.
4. according to claim 1 or 2 or 3 described lamination fire retarding conveying bands, it is characterized in that: fire-retardant assembly glue was made in the middle of the fire-retardant glue line in described centre used, middle fire-retardant assembly glue is made by following material, calculate the buna-S of 40-60 according to mass ratio, the government rubber of 25-35, the polyvinylchloride of 20-25, super carbon black among the 30-40, the terpene resin of 4-6, the chlorinated paraffin of 12-20, the zinc oxide of 4-5,1.5-2.5 stearic acid, 1.2-1.5 accelerator, 2.1-2.8 sulphur, the APP of 8-12, the magnesium hydroxide of 10-20, the antimony oxide of 6-8, the expanding halide-free fire-retardant IFR of 12-18,1.5-2 coupling agent FS-79A, 1.5-2.5 aging inhibitor.
5. lamination fire retarding conveying band according to claim 4 is characterized in that: the buna-S in the fire-retardant assembly glue in described centre is 1500, one or both or three kinds among the 1500E and 1502 are used with.
6. lamination fire retarding conveying band according to claim 5 is characterized in that: the government rubber in described fire-retardant rubber cover and the middle fire-retardant assembly glue is 3305,2907, one or both or three kinds in the butyronitrile 26 are used with.
7. lamination fire retarding conveying band according to claim 6 is characterized in that: the aging inhibitor in described fire-retardant rubber cover and the middle fire-retardant assembly glue is a kind of among 4010NA, MB, BLE-W and the RD.
8. lamination fire retarding conveying band according to claim 7, it is characterized in that: the accelerator in described fire-retardant rubber cover and the middle fire-retardant assembly glue is CBS or NS.
9. the method for making of the described lamination fire retarding conveying band of claim 1-8, it may further comprise the steps:
(1) preparation of fire-retardant rubber cover and fire-retardant limit glue, it may further comprise the steps:
A1, become rubber master batch with Banbury mixer with the government rubber of described amount and polyvinylchloride are mixing, melting temperature is at 130-140 ℃, Ram Piston Pressure of Mixer 0.3Mpa, mixing after with the rubber master batch cooling be stacked on below 45 ℃ after parking 8 hours at normal temperatures on the pallet standby;
B1, add the natural rubber of standby rubber master batch and described amount in the Banbury mixer again, the auxiliary agents such as terpene resin, zinc oxide, stearic acid, coupling agent FS-79A, aging inhibitor and accelerator that add described amount, the APP, deca-BDE, pentaerythrite, antimony oxide, the expanding halide-free fire-retardant IFR that add described amount again, add again described amount in super carbon black, the liquid material that adds the chlorinated paraffin of described amount is at last made mesocolloid, parks after 8 hours standby; C1, will add sulphur in the standby mesocolloid, stir and namely form fire-retardant rubber cover;
(2) preparation of fire-retardant assembly glue in the middle of, it may further comprise the steps:
A2, become rubber master batch with Banbury mixer with the government rubber of described amount and polyvinylchloride are mixing, melting temperature is at 130-140 ℃, Ram Piston Pressure of Mixer 0.3Mpa, mixing after with the rubber master batch cooling be stacked on below 45 ℃ after parking 8 hours at normal temperatures on the pallet standby;
B2, add the buna-S of standby rubber master batch and described amount in the Banbury mixer again, the terpene resin, zinc oxide, stearic acid, APP, antimony oxide, coupling agent FS-79A and the auxiliary agents such as aging inhibitor and accelerator that add described amount, the magnesium hydroxide, the expanding halide-free fire-retardant IFR that add described amount again, add again described amount in super carbon black, the liquid material that adds the chlorinated paraffin of described amount is at last made mesocolloid, parks after 8 hours standby;
C2, will add sulphur in the standby mesocolloid, stir namely form in the middle of fire-retardant assembly glue;
(3) calendering formation:
Fire-retardant rubber cover is made upper and lower fire-retardant covering glue layer and the fire-retardant limit glue-line of required width and thickness with flattening mill; The fire-retardant assembly glue in centre is made the fire-retardant glue line in centre of required width and thickness; Layer 2-4 fire retardant canvas layer is bonded together with middle fire-retardant glue line, again at the two ends of layer 2-4 fire retardant canvas layer respectively by the bonding fire-retardant limit of fire-retardant glue line, centre glue-line, form made-up belt by the bonding upper and lower fire-retardant covering glue layer of the fire-retardant glue line in centre respectively with the lower end in the top again;
(4) sulfuration:
On vulcanizer, under 150 ℃ the temperature, under the pressure of 2.5Mpa made-up belt is vulcanized, time of cure is 8-16 hour, during sulfuration, need add glass paper between the upper and lower hot plate of vulcanizer and the made-up belt.
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| CN104072821A (en) * | 2014-07-08 | 2014-10-01 | 国家电网公司 | High-voltage insulating boot |
| CN104108564A (en) * | 2014-08-15 | 2014-10-22 | 兖矿集团有限公司 | Fabric laminated flame-retardant conveyor belt for coal mines |
| CN104693537A (en) * | 2015-04-02 | 2015-06-10 | 沈阳泰丰胶带制造有限公司 | Fabric core conveyer belt resisting oil and flaming |
| CN105462025A (en) * | 2015-12-29 | 2016-04-06 | 青岛橡六输送带有限公司 | General-purpose difficult-flammable conveying belt |
| CN106009103A (en) * | 2016-06-23 | 2016-10-12 | 山东永泰集团有限公司 | Oil-resistant and flame-retardant rubber |
| CN106995538A (en) * | 2017-05-25 | 2017-08-01 | 东至县科创塑料制品有限公司 | A kind of flame retardant rubber |
| WO2017153227A1 (en) * | 2016-03-10 | 2017-09-14 | Clariant Plastics & Coatings Ltd | Halogen-free, intumescent fire-proof coating, and use thereof |
| CN109607041A (en) * | 2018-12-11 | 2019-04-12 | 山东威普斯橡胶股份有限公司 | A kind of high oil resistant fire retarding conveying band |
| CN111087659A (en) * | 2020-01-03 | 2020-05-01 | 河北九洲橡胶科技股份有限公司 | Oil-resistant flame-retardant conveyor belt cover rubber and manufacturing method thereof |
| CN111792276A (en) * | 2020-06-08 | 2020-10-20 | 湖北海特尔科技有限公司 | High-temperature-resistant, flame-retardant and oil-resistant rubber conveyer belt and manufacturing process thereof |
| CN114103318A (en) * | 2021-12-07 | 2022-03-01 | 青岛汇洋矿山带有限公司 | Anti-adhesion conveying belt and preparation process thereof |
| CN116656018A (en) * | 2023-05-29 | 2023-08-29 | 山东众甫新材料有限公司 | Rubber compound for underground flame-retardant laminated belt covering layer of coal mine and preparation method thereof |
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| CN103600960B (en) * | 2013-12-03 | 2017-01-25 | 山东威普斯橡胶股份有限公司 | Rubber conveyer belt capable of enduring 300 DEG C high temperature |
| CN103600960A (en) * | 2013-12-03 | 2014-02-26 | 山东威普斯橡胶股份有限公司 | Rubber conveyer belt capable of enduring 300 DEG C high temperature |
| CN104072821A (en) * | 2014-07-08 | 2014-10-01 | 国家电网公司 | High-voltage insulating boot |
| CN104108564A (en) * | 2014-08-15 | 2014-10-22 | 兖矿集团有限公司 | Fabric laminated flame-retardant conveyor belt for coal mines |
| CN104693537A (en) * | 2015-04-02 | 2015-06-10 | 沈阳泰丰胶带制造有限公司 | Fabric core conveyer belt resisting oil and flaming |
| CN105462025A (en) * | 2015-12-29 | 2016-04-06 | 青岛橡六输送带有限公司 | General-purpose difficult-flammable conveying belt |
| WO2017153227A1 (en) * | 2016-03-10 | 2017-09-14 | Clariant Plastics & Coatings Ltd | Halogen-free, intumescent fire-proof coating, and use thereof |
| CN106009103A (en) * | 2016-06-23 | 2016-10-12 | 山东永泰集团有限公司 | Oil-resistant and flame-retardant rubber |
| CN106995538A (en) * | 2017-05-25 | 2017-08-01 | 东至县科创塑料制品有限公司 | A kind of flame retardant rubber |
| CN109607041A (en) * | 2018-12-11 | 2019-04-12 | 山东威普斯橡胶股份有限公司 | A kind of high oil resistant fire retarding conveying band |
| CN111087659A (en) * | 2020-01-03 | 2020-05-01 | 河北九洲橡胶科技股份有限公司 | Oil-resistant flame-retardant conveyor belt cover rubber and manufacturing method thereof |
| CN111792276A (en) * | 2020-06-08 | 2020-10-20 | 湖北海特尔科技有限公司 | High-temperature-resistant, flame-retardant and oil-resistant rubber conveyer belt and manufacturing process thereof |
| CN114103318A (en) * | 2021-12-07 | 2022-03-01 | 青岛汇洋矿山带有限公司 | Anti-adhesion conveying belt and preparation process thereof |
| CN114103318B (en) * | 2021-12-07 | 2024-04-02 | 青岛汇洋矿山带有限公司 | Anti-adhesion conveying belt and preparation process thereof |
| CN116656018A (en) * | 2023-05-29 | 2023-08-29 | 山东众甫新材料有限公司 | Rubber compound for underground flame-retardant laminated belt covering layer of coal mine and preparation method thereof |
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Address after: 071400, Hebei, Baoding Province, Lixian County, Ma Hom Zhuang Patentee after: Hebei Jiuzhou rubber Polytron Technologies Inc Address before: 071400, Hebei, Baoding Province, Lixian County, Ma Hom Zhuang Patentee before: Hebei Jiuzhou Rubber Belts Co., Ltd. |
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