CN107082915A - A kind of low halogen, low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt and its manufacture method - Google Patents

A kind of low halogen, low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt and its manufacture method Download PDF

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CN107082915A
CN107082915A CN201710341636.6A CN201710341636A CN107082915A CN 107082915 A CN107082915 A CN 107082915A CN 201710341636 A CN201710341636 A CN 201710341636A CN 107082915 A CN107082915 A CN 107082915A
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parts
halogen
low
speed
solid
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CN107082915B (en
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宋长江
袁陆海
魏雪梅
宋鑫
吕继明
王从开
周震宇
李朝红
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ANHUI ZHONGYI RUBBER BELTS Co Ltd
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ANHUI ZHONGYI RUBBER BELTS Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
    • C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08L27/06—Homopolymers or copolymers of vinyl chloride
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B11/00—Making preforms
    • B29B11/06—Making preforms by moulding the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/002—Methods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/02—Making granules by dividing preformed material
    • B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B29C48/154—Coating solid articles, i.e. non-hollow articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
    • B65G15/30—Belts or like endless load-carriers
    • B65G15/32—Belts or like endless load-carriers made of rubber or plastics
    • B65G15/38—Belts or like endless load-carriers made of rubber or plastics with flame-resistant layers, e.g. of asbestos, glass
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    • C08L23/12—Polypropene
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    • B29C2948/92—Measuring, controlling or regulating
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    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
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    • B29C2948/92—Measuring, controlling or regulating
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
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    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
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Abstract

The invention discloses a kind of low halogen, low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt and its manufacture method, coating selects polypropylene（PP）, PNBR, the high polymer material of Halogen and not halogen, antimony the fire retardant such as TPUE (TPU), belt carcass dipping sizing material selects not halogen, antimony fire retardant, by optimization of C/C composites and technique, the Fabric Solid-woven Fire-resistant Conveyer Belt of production not only meets MT914 2008 comprehensively《Colliery Fabric Solid-woven Fire-resistant Conveyer Belt》Requirement, and low toxicity, low cigarette are a kind of conveyer belts of safety and environmental protection；Using extruder veneer moulding, Technology of Dynamic Vulcanized, technique is simple, energy resource consumption is low, and production efficiency is high.

Description

A kind of low halogen, low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt and its manufacture method
Technical field
The present invention relates to conveyer belt technical field, specifically, be a kind of low halogen, low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt and Its manufacture method.
Background technology
Fabric Solid-woven Fire-resistant Conveyer Belt is the main tool that current colliery conveys coal, because its flame-retardant and anti-static performance is good, And price is relatively low, therefore welcome deeply by colliery.But, the Fabric Solid-woven Fire-resistant Conveyer Belt of current technology production is all largely using containing The fire proofing of halogen, antimony, otherwise matrix material selects chloride high polymer material, otherwise halogen, antimony fire retardant is largely added, Although there is good fire resistance, when occurring fire, the conveyer belt being ignited produces substantial amounts of toxic gas and smog, one It is to hinder being smoothed out for disaster relief work, lives and properties is caused with secondary disaster, two be etching apparatus and instrument, and three be to cause ring Pollute in border.
The content of the invention
The purpose of the present invention is to overcome the deficiencies in the prior art to provide a kind of low halogen, low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt, Coating selects the high polymer material and not halogen, antimony fire retardant of Halogen, and belt carcass dipping sizing material is from not halogen, antimony fire-retardant Agent, by optimization of C/C composites and technique, not only meets MT914-2008 comprehensively《Colliery Fabric Solid-woven Fire-resistant Conveyer Belt》Requirement, And it is low toxicity, low cigarette, safe and environment-friendly.
It is a further object of the present invention to provide the manufacture method of the conveyer belt, technique is simple, it is easy to manufacture, production cost Low, production efficiency is high.
The purpose of the present invention is achieved by following proposal.
Low halogen, the low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt of the present invention, including coating, fabric whole belt core and belt carcass dipping Sizing material：
The composition of described coating by weight is：Polypropylene（PP）30-40 parts, PNBR（PNBR）30-40 parts, 25-35 parts of TPUE (TPU), 5-10 parts of polypropylene grafted maleic anhydride copolymer (PP-g-MA), oxidation 3 parts of zinc, 1.5 parts of stearic acid, 2 parts of paraffin oil, 1-1.5 parts of sulphur, 2-3 parts of cumyl peroxide (DCP), 1-2 parts of accelerator, 1-2 parts of age resistor, 10-15 parts of conductive black, 10-15 parts of Nano carbon white, 8-10 parts of Fanglun slurry cake, 10-20 parts of plasticizer, liquid 20-40 parts of body halogen-free flame retardants, 20-40 parts of solid halogen-free flame retardants, 1 part of lead stearate, two 4 parts of alkali formula lead titanates, silane is even Join 1-2 parts of agent, 4-6 parts of antistatic additive；
Described belt carcass impregnates the composition of sizing material by weight：PVC paste resin（EPVC）100 parts, diphenyl methane two Isocyanates（MDI）10-15 parts, 12 parts of LNBR, 40-60 parts of plasticizer, 40-60 parts of liquid halogen-free flame retardants, Gu 30-50 parts of body halogen-free flame retardants, 10-20 parts of epoxidized soybean oil, 2-4 parts of liquid barium zinc compound stabilizer.
Described accelerator is 2- benzothiazolyl mercaptans (captax), dibenzothiazyl disulfide (altax), N- Cyclohexyl -2-[4-morpholinodithio sulfenamide (accelerant CZ), tetramethylthiuram disulfide (Vulcanization accelerator TMTD), the sulphur of diethyl two For one kind in carbamic acid cadmium (accelerant C ED) or combination；Described age resistor is N- phenyl-alpha-naphthylamines (antioxidant A), N- Phenyl-beta-naphthylamine (antioxidant D), 2,2,4- trimethyl -1,2- dihyaroquinoline condensates (resin-like) (anti-aging agent RD), 2,2 ' - Thiobis (4- methyl-6-tert-butylphenols) (antioxidant 2246-S), N- isopropyls-N '-diphenyl-para-phenylene diamine (age resistor One kind or combination in 4010NA)；Plasticizer is dioctyl phthalate (DOP), di-n-octyl sebacate (DOS), adipic acid One kind or its combination in dioctyl ester (DOA)；Described liquid halogen-free flame retardants can select tricresyl phosphate（TCP）, three fourths Oxygen ethyl phosphonic acid ester（TBEP）, trioctyl phosphate（TOP）In any one；Described solid halogen-free flame retardants can select hydrogen-oxygen Change aluminium, magnesium hydroxide, Firebrake ZB, red phosphorus, APP, one kind of MCA or its combination；Described silane Coupling agent is vinyl trichlorosilane（A-150）, VTES（A-151）, vinyltrimethoxy silane（A- 171）In any one；Described antistatic additive is alkylbenzene phosphate diethanolamine salt (antistatic additive P), trihydroxyethyl first Base quaternary ammonium Methylsulfate（Antistatic agent TM）, octadecyldimethyl ethoxy quaternary ammonium nitrate（Antistatic additive SA）In appoint Meaning is a kind of.
The low halogen of the present invention, the manufacture method of low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt, comprise the following steps：
(1) covering layer sizing is prepared：
1) composition of covering layer sizing by weight described in is：Polypropylene（PP）30-40 parts, PNBR（PNBR） 30-40 parts, 25-35 parts of TPUE (TPU), polypropylene grafted maleic anhydride copolymer (PP-g-MA) 5-10 Part, 3 parts of zinc oxide, 1.5 parts of stearic acid, 2 parts of paraffin oil, 1-1.5 parts of sulphur, 2-3 parts of cumyl peroxide (DCP) promotes 1-2 parts of agent, 1-2 parts of age resistor, 10-15 parts of conductive black, 10-15 parts of Nano carbon white, 8-10 parts of Fanglun slurry cake, plasticizer 10-20 parts, 20-40 parts of liquid halogen-free flame retardants, 20-40 parts of solid halogen-free flame retardants, 1 part of lead stearate, two alkali formula lead titanates 4 Part, 1-2 parts of silane coupler, 4-6 parts of antistatic additive；
2) above-mentioned sizing material is mixed, granulated, covering layer sizing particle is made：
I：Fire retardant modification：Solid halogen-free flame retardants, Fanglun slurry cake, Nano carbon white are added to heat in kneader and stirred Mix, mixing speed is 350-400 revs/min, is heated to 40-60 DEG C, start to spray silane coupler, continue heating stirring, Stirred 10-15 minutes at a temperature of 120 DEG C -130 DEG C, surface modified flame-retardant agent is made；
II：High-speed kneading preplasticizing：By polypropylene, polypropylene grafted maleic anhydride copolymer, zinc oxide, stearic acid, paraffin oil, Accelerator, age resistor, conductive black, plasticizer, liquid halogen-free flame retardants, lead stearate, two alkali formula lead titanates, antistatic additive, Surface modified flame-retardant agent is sequentially added in high-speed mixer, and mixing velocity is 1200-1400 revs/min, at 140 DEG C -150 DEG C At a temperature of mix 10-15 minute, obtained preformed material；
III：Cold mixing：The II preformed materials walked are cooled to after normal temperature and added in low speed mixer, powdered nitrile rubber is sequentially added Rubber, TPUE, sulphur, cumyl peroxide, under normal temperature mix 5-10 minutes, mixer speed 150-250 revs/min, cold mix is made；
：Granulation：Particulate material, comminutor screw speed 450- is made by dual-screw pelletizer in the cold mix that III is walked 600 revs/min, 170 DEG C -180 DEG C of temperature.
(2) belt carcass dipping sizing material is prepared：
1) composition of dipping sizing material by weight described in is：PVC paste resin（EPVC）100 parts, diphenyl methane two Isocyanates（MDI）10-15 parts, 12 parts of LNBR, 40-60 parts of plasticizer, 40-60 parts of liquid halogen-free flame retardants, Gu 30-50 parts of body halogen-free flame retardants, 10-20 parts of epoxidized soybean oil, 2-4 parts of liquid barium zinc compound stabilizer；
2) by above-mentioned sizing material stirring mixing, grinding, deaeration, dipping adhesive paste material is made：
I：High-speed stirred is mixed：By PVC paste resin, methyl diphenylene diisocyanate, LNBR, plasticising Agent, liquid halogen-free flame retardants, solid halogen-free flame retardants, epoxidized soybean oil, liquid barium zinc compound stabilizer, which are sequentially added, to be divided at a high speed Dissipate in machine, high-speed stirred under normal temperature, 2500-2900 revs/min of agitator speed, mixing time 20-30 minutes, paste viscosity 4000 -5500Pa.s；
II：Grinding：The I step mixed thickeners of high-speed stirred are ground by three-roll grinder
Mill three times, grinder roll spacing 0.15-0.25mm, 500-750 revs/min of rotating speed；
III：Deaeration：II is walked into the thickener after grinding by vacuum degasing machine deaeration, vacuum -0.05MPa to - Normal temperature deaeration 20-30 minutes under conditions of 0.085MPa, are then placed in belt carcass impregnating bath.
(3) belt carcass impregnation, plasticizing：
1) belt carcass impregnation：Fabric whole belt core is passed through full of thickener under the drive of hauling machine with 1-2 ms/min of speed Impregnating bath and vacuum tank dipping thickener, 11 meters of vacuum tank height, vacuum -0.05MPa to -0.085MPa；
2) belt carcass is plastified：Belt carcass after impregnation is plastified into plasticizing box, 170 DEG C -190 DEG C of plasticization temperature, plasticizing box length 30 Rice, speed of the belt carcass in plasticizing box is consistent with impregnation speed.
(4) extrusion coating is molded：By the coating particulate material of (1) step by two extruderses and mould dynamic vulcanization, directly The plasticizing belt carcass connect with (3) step fits together in hot state：
Extruder rotating speed：30-50 revs/min；
Extruder temperature：170℃-180℃；
Mold temperature：170℃-180℃；
Belt carcass surface temperature：145℃-165℃.
Compared with prior art, the invention has the advantages that：
1st, coating selects the high polymer material and not halogen, antimony fire retardant of Halogen, and belt carcass dipping sizing material selects not halogen, antimony Fire retardant, by optimization of C/C composites and technique, the Fabric Solid-woven Fire-resistant Conveyer Belt of production not only meets MT914-2008 comprehensively《Coal Mining Fabric Solid-woven Fire-resistant Conveyer Belt》Requirement, and low toxicity, low cigarette, hydrogen halide content in the flue gas produced during burning Less than 100 PPM, halogen total amount is less than 50PPM, and production smoke density is less than 50 SDR, can be prevented effectively from when conveyer belt ignites and produce greatly Toxic and harmful gas and smog are measured, the problems such as lives and properties are caused with secondary disaster, etching apparatus instrument and pollution environment is easy to Being smoothed out for disaster relief work, is a kind of conveyer belt of safety and environmental protection.
2nd, using extruder veneer moulding, Technology of Dynamic Vulcanized, technique is simple, energy resource consumption is low, production efficiency is high.
Embodiment
Contribute to the understanding of the present invention by following embodiments, but present disclosure can not be limited.
Embodiment l
The present embodiment provides a kind of low halogen, low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt, including coating, fabric whole belt core and belt carcass Impregnate sizing material:
The composition of described coating by weight is：5 parts of 30 parts of 40 parts of 30 parts of PP, PNBR, TPU, PP-g-MA, oxygen 3 parts of zinc of change, 1.5 parts of stearic acid, 2 parts of paraffin oil, 1.5 parts of sulphur, 2 parts of DCP, 1 part of captax, 0.5 part of altax, 1 part of antioxidant A, 0.5 part of antioxidant D, 10 parts of conductive black, 15 parts of Nano carbon white, 8 parts of Fanglun slurry cake, 15 parts of DOP, 10 parts of 10 parts of TCP, TBEP, 10 parts of aluminium hydroxide, 10 parts of Firebrake ZB, 1 part of lead stearate, two 4 parts of alkali formula lead titanates, silane is even Join 1.5 parts of agent A-150,4 parts of antistatic additive P；
Described belt carcass impregnates the composition of sizing material by weight：EPVC100 parts, 10 parts of MDI, 12 parts of LNBR, 40 parts of 50 parts of DOP, TCP, 15 parts of aluminium hydroxide, 15 parts of Firebrake ZB, 10 parts of epoxidized soybean oil, liquid barium zinc compound stabilizer 2 Part.
The present embodiment provides a kind of low halogen, the manufacture method of low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt, comprises the following steps：
(1) covering layer sizing is prepared：
1) composition of covering layer sizing by weight described in is：30 parts of 40 parts of 30 parts of PP, PNBR, TPU, PP-g-MA 5 parts, 3 parts of zinc oxide, 1.5 parts of stearic acid, 2 parts of paraffin oil, 1.5 parts of sulphur, 2 parts of DCP, 1 part of captax, altax 0.5 part, 1 part of antioxidant A, 0.5 part of antioxidant D, 10 parts of conductive black, 15 parts of Nano carbon white, 8 parts of Fanglun slurry cake, DOP 15 parts, 10 parts of TCP, 10 parts of TBEP, 10 parts of aluminium hydroxide, 10 parts of Firebrake ZB, 1 part of lead stearate, two 4 parts of alkali formula lead titanates, 1.5 parts of silane coupling A -150,4 parts of antistatic additive P.
2) above-mentioned sizing material is mixed, granulated, covering layer sizing particle is made：
I：Fire retardant modification：Solid halogen-free flame retardants, Fanglun slurry cake, Nano carbon white are added to heat in kneader and stirred Mix, mixing speed is 350-400 revs/min, is heated to 40-60 DEG C, start to spray silane coupler, continue heating stirring, Stirred 10-15 minutes at a temperature of 120 DEG C -130 DEG C, surface modified flame-retardant agent is made；
II：High-speed kneading preplasticizing：By polypropylene（PP）, polypropylene grafted maleic anhydride copolymer (PP-g-MA), zinc oxide, Stearic acid, paraffin oil, accelerator, age resistor, conductive black, plasticizer, liquid halogen-free flame retardants, lead stearate, two alkali formula titaniums Lead plumbate, antistatic additive, surface modified flame-retardant agent are sequentially added in high-speed mixer, and mixing velocity is 1200-1400 revs/min, Mixed 10-15 minutes at a temperature of 140 DEG C -150 DEG C, preformed material is made；
III：Cold mixing：The II preformed materials walked are cooled to after normal temperature and added in low speed mixer, powdered nitrile rubber is sequentially added Rubber (PNBR), TPUE（TPU）, sulphur, cumyl peroxide (DCP), 5-10 points of mixing under normal temperature Cold mix is made in clock, 150-250 revs/min of mixer speed；
：Granulation：Particulate material, comminutor screw speed 450- is made by dual-screw pelletizer in the cold mix that III is walked 600 revs/min, 170 DEG C -180 DEG C of temperature.
(2) belt carcass dipping sizing material is prepared：
1) composition of dipping sizing material by weight described in is：EPVC100 parts, 10 parts of MDI, 12 parts of LNBR, 40 parts of 50 parts of DOP, TCP, 15 parts of aluminium hydroxide, 15 parts of Firebrake ZB, 10 parts of epoxidized soybean oil, liquid barium zinc compound stabilizer 2 Part；
2) by above-mentioned sizing material stirring mixing, grinding, deaeration, dipping adhesive paste material is made：
I：High-speed stirred is mixed：By EPVC, MDI, LNBR, DOP, TCP, aluminium hydroxide, Firebrake ZB, epoxy soybean Oil, liquid barium zinc compound stabilizer are sequentially added in high speed dispersor, high-speed stirred under normal temperature, agitator speed 2500-2900 Rev/min, mixing time 20-30 minutes, paste viscosity 4000-5500Pa.s；
II:Grinding：I is walked into the mixed thickener of high-speed stirred to grind three times by three-roll grinder, grinder roll spacing 0.15- 0.25mm, 500-750 revs/min of rotating speed；
III：Deaeration：II is walked into the thickener after grinding by vacuum degasing machine deaeration, in vacuum -0.05MPa to -0.085MPa Bar with lower normal temperature deaeration 20-30 minutes, be then placed in belt carcass impregnating bath.
(3) belt carcass impregnation, plasticizing：
1) belt carcass impregnation：Fabric whole belt core is passed through full of paste under the drive of hauling machine with 1.4-1.6 ms/min of speed Impregnating bath and vacuum tank the dipping thickener of material, 11 meters of vacuum tank height, vacuum -0.05MPa to -0.085MPa；
2) belt carcass is plastified：Belt carcass after impregnation is plastified into plasticizing box, 170 DEG C -190 DEG C of plasticization temperature, 30 meters of plasticizing box length, Speed of the belt carcass in plasticizing box is consistent with impregnation speed.
(4) extrusion coating is molded：By the coating particulate material of (1) step by two extruderses and mould dynamic vulcanization, directly The plasticizing belt carcass connect with (3) step fits together in hot state：
Extruder rotating speed：30-50 revs/min；
Extruder temperature：170℃-180℃；
Mold temperature：170℃--180℃；
Belt carcass surface temperature：145℃-165℃.
After tested, hydrogen halide content is 85 PPM in the flue gas produced during the conveyer belt burning of the present embodiment, halogen The PPM of total amount 45, produces the SDR of smoke density 46, and remaining index all meets MT914-2008《The colliery fire-retardant conveying of fabric solid-woven Band》Standard requirement.
Embodiment 2
The present embodiment provides a kind of low halogen, the band of the low fire-retardant conveying of cigarette fabric solid-woven, including coating, fabric whole belt core and band Core impregnates sizing material:
The composition of described coating by weight is：10 parts of 35 parts of 30 parts of 35 parts of PP, PNBR, TPU, PP-g-MA, oxygen Change 3 parts of zinc, 1.5 parts of stearic acid, 2 parts of paraffin oil, 1 part of sulphur, 2.5 parts of DCP, 1 part of accelerant CZ, accelerator TDTM 0.5 Part, 1 part of anti-aging agent RD, 1 part of antioxidant 2246-S, 12 parts of conductive black, 12 parts of Nano carbon white, 9 parts of Fanglun slurry cake, DOS 15 parts, 15 parts of TCP, 15 parts of TOP, 15 parts of MCA, 10 parts of red phosphorus, 10 parts of magnesium hydroxide, lead stearate 1 Part, two 4 parts of alkali formula lead titanates, 1.5 parts of silane coupling A -151,5 parts of antistatic agent TM；
Described belt carcass impregnates the composition of sizing material by weight：EPVC100 parts, MDI12 parts, 12 parts of LNBR, DOA 50 parts, 25 parts of TCP, 25 parts of TOP, 20 parts of red phosphorus, 25 parts of aluminium hydroxide, 15 parts of epoxidized soybean oil, liquid barium zinc stable composition 3 parts of agent.
The present embodiment provides a kind of low halogen, the manufacture method of low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt, comprises the following steps：
(1) covering layer sizing is prepared：
1) composition of covering layer sizing by weight described in is：35 parts of 30 parts of 35 parts of PP, PNBR, TPU, PP-g-MA 10 parts, 3 parts of zinc oxide, 1.5 parts of stearic acid, 2 parts of paraffin oil, 1 part of sulphur, 2.5 parts of DCP, 1 part of accelerant CZ, accelerator 0.5 part of TDTM, 1 part of anti-aging agent RD, 1 part of antioxidant 2246-S, 12 parts of conductive black, 12 parts of Nano carbon white, Fanglun slurry cake 9 Part, 15 parts of DOS, 15 parts of TCP, 15 parts of TOP, 15 parts of MCA, 10 parts of red phosphorus, 10 parts of magnesium hydroxide, firmly 1 part of resin acid lead, two 4 parts of alkali formula lead titanates, 1.5 parts of silane coupling A -151,5 parts of antistatic agent TM.
2) above-mentioned sizing material is mixed, granulated, covering layer sizing particle is made：
I：Fire retardant modification：Solid halogen-free flame retardants, Fanglun slurry cake, Nano carbon white are added to heat in kneader and stirred Mix, mixing speed is 350-400 revs/min, is heated to 40-60 DEG C, start to spray silane coupler, continue heating stirring, Stirred 10-15 minutes at a temperature of 120 DEG C -130 DEG C, surface modified flame-retardant agent is made；
II：High-speed kneading preplasticizing：By polypropylene（PP）, polypropylene grafted maleic anhydride copolymer (PP-g-MA), zinc oxide, Stearic acid, paraffin oil, accelerator, age resistor, conductive black, plasticizer, liquid halogen-free flame retardants, lead stearate, two alkali formula titaniums Lead plumbate, antistatic additive, surface modified flame-retardant agent are sequentially added in high-speed mixer, and mixing velocity is 1200-1400 revs/min, Mixed 10-15 minutes at a temperature of 140 DEG C -150 DEG C, preformed material is made；
III：Cold mixing：The II preformed materials walked are cooled to after normal temperature and added in low speed mixer, powdered nitrile rubber is sequentially added 5-10 points are mixed under rubber (PNBR), TPUE (TPU), sulphur, cumyl peroxide (DCP), normal temperature Cold mix is made in clock, 150-250 revs/min of mixer speed；
：Granulation：Particulate material, comminutor screw speed 450- is made by dual-screw pelletizer in the cold mix that III is walked 600 revs/min, 170 DEG C -180 DEG C of temperature.
(2) belt carcass dipping sizing material is prepared：
1) composition of dipping sizing material by weight described in is：EPVC100 parts, MDI12 parts, 12 parts of LNBR, DOA 50 parts, 25 parts of TCP, 25 parts of TOP, 20 parts of red phosphorus, 25 parts of aluminium hydroxide, 15 parts of epoxidized soybean oil, liquid barium zinc stable composition 3 parts of agent；
2) by above-mentioned sizing material stirring mixing, grinding, deaeration, dipping adhesive paste material is made：
I：High-speed stirred is mixed：By EPVC, MDI, LNBR, DOA, TCP, TOP red phosphorus, aluminium hydroxide, epoxy soybean Oil, liquid barium zinc compound stabilizer are sequentially added in high speed dispersor, high-speed stirred under normal temperature, agitator speed 2500-2900 Rev/min, mixing time 20--30 minutes, paste viscosity 4000-5000Pa.s；
II:Grinding：I is walked into the mixed thickener of high-speed stirred to grind three times by three-roll grinder, grinder roll spacing 0.15- 0.25mm, 500-750 revs/min of rotating speed；
III：Deaeration：II is walked into the thickener after grinding by vacuum degasing machine deaeration, in vacuum -0.05MPa to -0.085MPa Under conditions of normal temperature deaeration 20-30 minutes, be then placed in belt carcass impregnating bath.
(3) belt carcass impregnation, plasticizing：
1) belt carcass impregnation：Fabric whole belt core is passed through full of monkey under the drive of hauling machine with 1.2-1.4 ms/min of speed Impregnating bath and vacuum tank the dipping thickener of material, 11 meters of vacuum tank height, vacuum -0.05MPa to -0.085Mpa；
2) belt carcass is plastified：Belt carcass after impregnation is plastified into plasticizing box, 170 DEG C -190 DEG C of plasticization temperature, 30 meters of plasticizing box length, Speed of the belt carcass in plasticizing box is consistent with impregnation speed.
(4) extrusion coating is molded：By the coating particulate material of (2) step by two extruderses and mould dynamic vulcanization, directly The plasticizing belt carcass connect with (3) step fits together in hot state；
Extruder rotating speed：30-50 revs/min；
Extruder temperature：170℃-180℃；
Mold temperature：170℃-18℃；
Belt carcass surface temperature：145℃-165℃.
After tested, hydrogen halide content is 82 PPM in the flue gas produced during the conveyer belt burning of the present embodiment, halogen The PPM of total amount 43, produces the SDR of smoke density 45, and remaining index all meets MT914-2008《The colliery fire-retardant conveying of fabric solid-woven Band》Standard requirement.
Embodiment 3
The present embodiment provides a kind of low halogen, the band of the low fire-retardant conveying of cigarette fabric solid-woven, including coating, fabric whole belt core and band Core impregnates sizing material:
The composition of described coating by weight is：10 parts of 25 parts of 35 parts of 40 parts of PP, PNBR, TPU, PP-g-MA, oxygen Change 3 parts of zinc, 1.5 parts of stearic acid, 2 parts of paraffin oil, 1 part of sulphur, 3 parts of DCP, 1 part of accelerant C ED, accelerator TDTM 0.5 Part, 1 part of anti-aging agent RD, 0.5 part of antioxidant 4010NA, 15 parts of conductive black, 10 parts of Nano carbon white, 10 parts of Fanglun slurry cake, 20 parts of 20 parts of 20 parts of DOA, TBEP, TOP, 20 parts of magnesium hydroxide, 20 parts of APP, 1 part of lead stearate, two alkali formula metatitanic acids 4 parts of lead, 1.5 parts of silane coupling A -171,6 parts of antistatic additive SA；
Described belt carcass impregnates the composition of sizing material by weight：EPVC100 parts, MDI15 parts, 12 parts of LNBR, DOS 60 parts, 30 parts of TBEP, 30 parts of TOP, 25 parts of APP, 25 parts of magnesium hydroxide, 20 parts of epoxidized soybean oil, liquid barium zinc are combined 4 parts of stabilizer.
The present embodiment provides a kind of low halogen, the manufacture method of low halogen Fabric Solid-woven Fire-resistant Conveyer Belt, comprises the following steps：
(1) covering layer sizing is prepared：
1) composition of covering layer sizing by weight described in is：25 parts of 35 parts of 40 parts of PP, PNBR, TPU, PP-g-MA 10 parts, 3 parts of zinc oxide, 1.5 parts of stearic acid, 2 parts of paraffin oil, 1 part of sulphur, 3 parts of DCP, 1 part of accelerant C ED, accelerator 0.5 part of TDTM, 1 part of anti-aging agent RD, 0.5 part of antioxidant 4010NA, 15 parts of conductive black, 10 parts of Nano carbon white, aramid fiber slurry 10 parts of the dregs of rice, 20 parts of DOA, 20 parts of TBEP, 20 parts of TOP, 20 parts of magnesium hydroxide, 20 parts of APP, 1 part of lead stearate, two alkali 4 parts of formula lead titanates, 1.5 parts of silane coupling A -171,6 parts of antistatic additive SA；
2) above-mentioned sizing material is mixed, granulated, covering layer sizing particle is made：
I：Fire retardant modification：Solid halogen-free flame retardants, Fanglun slurry cake, Nano carbon white are added to heat in kneader and stirred Mix, mixing speed is 350-400 revs/min, is heated to 40-60 DEG C, start to spray silane coupler, continue heating stirring, Stirred 10-15 minutes at a temperature of 120 DEG C -130 DEG C, surface modified flame-retardant agent is made；
II：High-speed kneading preplasticizing：By polypropylene（PP）, polypropylene grafted maleic anhydride copolymer (PP-g-MA), zinc oxide, Stearic acid, paraffin oil, accelerator, age resistor, conductive black, plasticizer, liquid halogen-free flame retardants, lead stearate, two alkali formula titaniums Lead plumbate, antistatic additive, surface modified flame-retardant agent are sequentially added in high-speed mixer, and mixing velocity is 1200-1400 revs/min, Mixed 10-15 minutes at a temperature of 140 DEG C -150 DEG C, preformed material is made；
III：Cold mixing：The II preformed materials walked are cooled to after normal temperature and added in low speed mixer, powdered nitrile rubber is sequentially added 5-10 points are mixed under rubber (PNBR), TPUE (TPU), sulphur, cumyl peroxide (DCP), normal temperature Cold mix is made in clock, 150-250 revs/min of mixer speed；
：Granulation：Particulate material, comminutor screw speed 450- is made by dual-screw pelletizer in the cold mix that III is walked 600 revs/min, 170 DEG C -180 DEG C of temperature.
(2) belt carcass dipping sizing material is prepared：
1) composition of dipping sizing material by weight described in is：EPVC100 parts, MDI15 parts, 12 parts of LNBR, DOS 60 parts, 30 parts of TBEP, 30 parts of TOP, 25 parts of APP, 25 parts of magnesium hydroxide, 20 parts of epoxidized soybean oil, liquid barium zinc are combined 4 parts of stabilizer.
2) above-mentioned sizing material is whisked into mixing, grinding, deaeration, dipping adhesive paste material is made:
I：High-speed stirred is mixed：By EPVC, MDI, LNBR, DOS, TBEP, TOP, APP, magnesium hydroxide, Epoxidized soybean oil, liquid barium zinc compound stabilizer are sequentially added in high speed dispersor, high-speed stirred under normal temperature, agitator speed 2500-2900 revs/min, mixing time 20--30 minutes, paste viscosity 4000--5500Pa.S；
II：Grinding：I is walked into the mixed thickener of high-speed stirred to grind three times by three-roll grinder, grinder roll spacing 0.15- 0.25mm, 500-750 revs/min of rotating speed；
III:Deaeration：II is walked into the thickener after grinding by vacuum degasing machine deaeration, vacuum -0.05MPa to - Normal temperature deaeration 20-30 minutes under conditions of 0.085MPa, are then placed in belt carcass impregnating bath.
(3) belt carcass impregnation, plasticizing：
1) belt carcass impregnation：Fabric whole belt core is passed through full of paste under the drive of hauling machine with 1.0-1.2 ms/min of speed Impregnating bath and vacuum tank the dipping thickener of material, 11 meters of vacuum tank height, vacuum -0.05MPa to -0.085Mpa；
2) belt carcass is plastified：Belt carcass after impregnation is plastified into plasticizing box, 170 DEG C -190 DEG C of plasticization temperature, plasticizing box length 30 Rice, speed of the belt carcass in plasticizing box is consistent with impregnation speed.
(4) extrusion coating is molded：By the coating particulate material of (2) step by two extruderses and mould dynamic vulcanization, directly The plasticizing belt carcass connect with (3) step fits together in hot state, coating 5mm；
Extruder rotating speed：30-50 revs/min；
Extruder temperature：170℃-180℃；
Mold temperature：170℃-180℃；
145 DEG C -165 DEG C of belt carcass surface temperature.
After tested, hydrogen halide content is 78 PPM in the flue gas produced during the conveyer belt burning of the present embodiment, halogen The PPM of total amount 41, produces the SDR of smoke density 43, and remaining index all meets MT914-2008《The colliery fire-retardant conveying of fabric solid-woven Band》Standard requirement.

Claims (9)

1. a kind of low halogen, low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt, including coating, fabric whole belt core and belt carcass dipping sizing material, It is characterized in that：
The composition of described coating by weight is：30-40 parts of polypropylene, 30-40 parts of PNBR, thermoplastic poly ammonia 25-35 parts of ester elastomer, 5-10 parts of polypropylene grafted maleic anhydride copolymer, 3 parts of zinc oxide, 1.5 parts of stearic acid, paraffin oil 2 Part, 1-1.5 parts of sulphur, 2-3 parts of cumyl peroxide, 1-2 parts of accelerator, 1-2 parts of age resistor, 10-15 parts of conductive black is received 10-15 parts of off-white carbon black, 8-10 parts of Fanglun slurry cake, 10-20 parts of plasticizer, 20-40 parts of liquid halogen-free flame retardants, the resistance of solid Halogen Fire 20-40 parts of agent, 1 part of lead stearate, two 4 parts of alkali formula lead titanates, 1-2 parts of silane coupler, 4-6 parts of antistatic additive；
Described belt carcass impregnates the composition of sizing material by weight：100 parts of PVC paste resin, diphenylmethane diisocyanate 10-15 parts of ester, 12 parts of LNBR, 40-60 parts of plasticizer, 40-60 parts of liquid halogen-free flame retardants, solid halogen-free flame retardants 30-50 parts, 10-20 parts of epoxidized soybean oil, 2-4 parts of liquid barium zinc compound stabilizer.
2. low halogen, low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt according to claim l, it is characterised in that described accelerator is 2- benzothiazolyl mercaptans, dibenzothiazyl disulfide, N cyclohexyl 2 benzothiazole sulfenamide, tetramethyl autumn One kind or combination in Lan Mu, cadmium diethyl dithiocarbamate.
3. low halogen according to claim 1, low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt, it is characterised in that described age resistor is N- phenyl-alpha-naphthylamines, N- phenyl-beta-naphthylamines, 2,2,4- trimethyl -1,2- dihyaroquinoline condensates, 2,2 '-thiobis (4- first Base -6- tert-butyl phenols), one kind in N- isopropyls-N '-diphenyl-para-phenylene diamine or combination.
4. low halogen, low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt according to claim l, it is characterised in that described plasticizer is One kind or its combination in dioctyl phthalate, di-n-octyl sebacate, dioctyl adipate.
5. low halogen, low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt according to claim l, it is characterised in that described liquid Halogen Fire retardant can select any one in tricresyl phosphate, tri butylethyl phosphate, trioctyl phosphate.
6. low halogen according to claim 1, low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt, it is characterised in that described solid Halogen Fire retardant can select aluminium hydroxide, magnesium hydroxide, Firebrake ZB, red phosphorus, APP, one kind of MCA or its Combination.
7. low halogen according to claim 1, low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt, it is characterised in that described is silane coupled Agent is any one in vinyl trichlorosilane, VTES, vinyltrimethoxy silane.
8. low halogen according to claim 1, low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt, it is characterised in that described antistatic additive It is alkylbenzene phosphate diethanolamine salt, trihydroxyethyl methyl quaternary ammonium methyl sulfate, octadecyldimethyl ethoxy quaternary ammonium Any one in nitrate.
9. a kind of low halogen as described in claim l, the manufacture method of low cigarette Fabric Solid-woven Fire-resistant Conveyer Belt, it is characterised in that Comprise the following steps：
(1) covering layer sizing is prepared：
1) composition of covering layer sizing by weight described in is：
30-40 parts of polypropylene, 30-40 parts of PNBR, 25-35 parts of TPUE, polypropylene grafted horse Come 5-10 parts of acid anhydride copolymer, 3 parts of zinc oxide, 1.5 parts of stearic acid, 2 parts of paraffin oil, 1-1.5 parts of sulphur, cumyl peroxide 2-3 parts, 1-2 parts of accelerator, 1-2 parts of age resistor, 10-15 parts of conductive black, 10-15 parts of Nano carbon white, Fanglun slurry cake 8-10 Part, 10-20 parts of plasticizer, 20-40 parts of liquid halogen-free flame retardants, 20-40 parts of solid halogen-free flame retardants, 1 part of lead stearate, two alkali 4 parts of formula lead titanates, 1-2 parts of silane coupler, 4-6 parts of antistatic additive；
2) above-mentioned sizing material is mixed, granulated, covering layer sizing particle is made：
I：Fire retardant modification：Solid halogen-free flame retardants, Fanglun slurry cake, Nano carbon white are added to heat in kneader and stirred Mix, mixing speed is 350-400 revs/min, is heated to 40-60 DEG C, start to spray silane coupler, continue heating stirring, Stirred 10-15 minutes at a temperature of 120 DEG C -130 DEG C, surface modified flame-retardant agent is made；
II：High-speed kneading preplasticizing：By polypropylene, polypropylene grafted maleic anhydride copolymer, zinc oxide, stearic acid, paraffin oil, Accelerator, age resistor, conductive black, plasticizer, liquid halogen-free flame retardants, lead stearate, two alkali formula lead titanates, antistatic additive, Surface modified flame-retardant agent is sequentially added in high-speed mixer, and mixing velocity is 1200-1400 revs/min, at 140 DEG C -150 DEG C At a temperature of mix 10-15 minute, obtained preformed material；
III：Cold mixing：The II preformed materials walked are cooled to after normal temperature and added in low speed mixer, powdered nitrile rubber is sequentially added Rubber, TPUE, sulphur, cumyl peroxide, under normal temperature mix 5-10 minutes, mixer speed 150-250 revs/min, cold mix is made；
：Granulation：Particulate material, comminutor screw speed 450-600 is made by dual-screw pelletizer in the cold mix that III is walked Rev/min, 170 DEG C -180 DEG C of temperature；
(2) belt carcass dipping sizing material is prepared:
1) composition of dipping sizing material by weight described in is：
100 parts of PVC paste resin, 10-15 parts of methyl diphenylene diisocyanate, 12 parts of LNBR, plasticizer 40-60 parts, 40-60 parts of liquid halogen-free flame retardants, 30-50 parts of solid halogen-free flame retardants, 10-20 parts of epoxidized soybean oil, liquid barium 2-4 parts of zinc composite stabilizer；
2) by above-mentioned sizing material stirring mixing, grinding, deaeration, dipping adhesive paste material is made：
I：High-speed stirred is mixed：By PVC paste resin, methyl diphenylene diisocyanate, LNBR, plasticising Agent, liquid halogen-free flame retardants, solid halogen-free flame retardants, epoxidized soybean oil, liquid barium zinc compound stabilizer, which are sequentially added, to be divided at a high speed Dissipate in machine, high-speed stirred under normal temperature, 2500-2900 revs/min of agitator speed, mixing time 20-30 minutes, paste viscosity 4000-5500Pa.s；
II：Grinding：I is walked into the mixed thickener of high-speed stirred to grind three times by three-roll grinder, grinder roll spacing 0.15- 0.25mm, 500-750 revs/min of rotating speed；
III：Deaeration：II is walked into the thickener after grinding by vacuum degasing machine deaeration, vacuum -0.05MPa to - Normal temperature deaeration 20-30 minutes under conditions of 0.085MPa, are then placed in belt carcass impregnating bath；
(3) belt carcass impregnation, plasticizing：
1) belt carcass impregnation：Fabric whole belt core is passed through full of thickener under the drive of hauling machine with 1-2 ms/min of speed Impregnating bath and vacuum tank dipping thickener, 11 meters of vacuum tank height, vacuum -0.05MPa to -0.085MPa；
2) belt carcass is plastified：Belt carcass after impregnation is plastified into plasticizing box, 170 DEG C -190 DEG C of plasticization temperature, plasticizing box length 30 Rice, speed of the belt carcass in plasticizing box is consistent with impregnation speed；
(4) extrusion coating is molded：By the coating particulate material of (1) step by two extruderses and mould dynamic vulcanization, directly with (3) the plasticizing belt carcass of step fits together in hot state：
Extruder rotating speed：30-50 revs/min；
Extruder temperature：170℃-180℃；
Mold temperature：170℃-180℃；
Belt carcass surface temperature：145℃-165℃.
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CN108485237A (en) * 2018-04-13 2018-09-04 无锡市顺晟工业制带有限公司 Polyurethane base material permanence antistatic light-type conveyer belt and preparation method thereof
CN109776949A (en) * 2018-11-28 2019-05-21 青岛环球输送带有限公司 A kind of fire retarding conveying band and its preparation process
CN110734640A (en) * 2019-11-23 2020-01-31 上海米莜凯自动化装备有限公司 temperature-resistant variable conveying belt and preparation method thereof

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CN104592631A (en) * 2015-01-09 2015-05-06 安徽中意胶带有限责任公司 Environment-friendly flame-retardant thermoplastic elastomer and preparation method thereof

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CN102673942A (en) * 2012-05-11 2012-09-19 甘肃西隆橡胶有限公司 Whole-core flame retardant conveyor belt
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CN108485237A (en) * 2018-04-13 2018-09-04 无锡市顺晟工业制带有限公司 Polyurethane base material permanence antistatic light-type conveyer belt and preparation method thereof
CN109776949A (en) * 2018-11-28 2019-05-21 青岛环球输送带有限公司 A kind of fire retarding conveying band and its preparation process
CN110734640A (en) * 2019-11-23 2020-01-31 上海米莜凯自动化装备有限公司 temperature-resistant variable conveying belt and preparation method thereof

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