CN105887502B - High-temperature resistant belt conveyer knits coating base fabric with mixed - Google Patents
High-temperature resistant belt conveyer knits coating base fabric with mixed Download PDFInfo
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- CN105887502B CN105887502B CN201610301409.6A CN201610301409A CN105887502B CN 105887502 B CN105887502 B CN 105887502B CN 201610301409 A CN201610301409 A CN 201610301409A CN 105887502 B CN105887502 B CN 105887502B
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
- D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0015—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using fibres of specified chemical or physical nature, e.g. natural silk
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0015—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using fibres of specified chemical or physical nature, e.g. natural silk
- D06N3/0034—Polyamide fibres
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0015—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using fibres of specified chemical or physical nature, e.g. natural silk
- D06N3/0036—Polyester fibres
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2211/00—Specially adapted uses
- D06N2211/04—Belts
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Woven Fabrics (AREA)
Abstract
Coating base fabric is knitted with mixed the present invention relates to a kind of high-temperature resistant belt conveyer, belongs to the technical field of dynamic conveyor belt.High-temperature resistant belt conveyer of the present invention knits coating base fabric with mixed, including by the warp containing polyester fiber long filament and the blended tissue layer formed of the weft containing polyamide monofilament, the tissue layer upper is formed with elastic polyurethane layer.To knit elastic polyurethane layer and tissue layer bonding performance in coating base fabric good with mixed for high-temperature resistant belt conveyer of the present invention, and improves frictional behaviour, it is anticipated that has the service life of length.
Description
Technical field
The present invention relates to the technical field of dynamic conveyor belt, it is more particularly related to a kind of high-temperature resistant belt conveyer
Coating base fabric is knitted with mixed.
Background technology
The conveyer belt of coating base fabric is typically used on industrial machinery, and usually rather harsh situation ring
It is on active service under border, such as is usually on active service in the case where bearing excessive load and hot conditions, thus requires the dynamic conveyor belt
Need high intensity and resistance to elevated temperatures.Under high loads, Pulley shaft can occur bending and deformation, so as to cause to be limited by belt pulley
Transmitting path tend to it is crooked, if work when conveyer belt relative to having inclination angle between belt pulley, with pulley flange
The conveyer belt side surface of contact will cause abnormal abrasion.In addition, under high loads, the conveyer belt also tends to be stretched over
Prevent tensioning apparatus from making the degree effectively compensated for, so as to cause damaging to be destroyed.In order to solve the side surface of conveyer belt
Abrasion and damageability stretching, the in the prior art small fluor resin coating of generally use coating friction coefficient, or coating graphite
Or the like technological means.However, above-mentioned technological means can not preferably solve above-mentioned technical problem.
The content of the invention
In order to solve above-mentioned technical problem of the prior art, it is an object of the invention to provide a kind of high-temperature resistant belt conveyer
Coating base fabric is knitted with mixed.
In order to realize foregoing invention purpose, present invention employs following technical scheme：
A kind of high-temperature resistant belt conveyer knits coating base fabric with mixed, it is characterised in that：Including by the warp containing polyester fiber long filament
Line and the blended tissue layer formed of weft containing polyamide monofilament, the tissue layer upper is formed with elastic polyurethane layer.
Wherein, the tissue layer is by being knitted, weaving or nonwoven is formed.
Preferably, the weft further includes poly p phenylene sulfide fiber (PPS) multifilament.The PPS multifilament is a kind of tool
There is crystalline polymer of the repetition to the symmetrical hard main chain of substituted benzene ring and sulphur atom, it can be extruded by melt spinning and is prepared into
Arrive.In order to improve tensile property, the weft is by deformation process such as false twisting, curling or jets.
Preferably, the polyester fiber long filament is prepared by following process：(1) by polybutenyl succinic acyl
Imines and diisopropylamine dichloroacetic acid ester carry out frit reaction under the conditions of 120~150 DEG C and modified particles are made；(2) step is taken
(1) modified particles being prepared carry out blending granulation with PET resin particle with double screw extruder, then utilize spinning mechanism
The standby polyester fiber long filament.
Wherein, the imido molecular weight of the polybutenyl succinic is 3000~5000；The polybutenyl succinic acyl is sub-
The weight ratio of amine and diisopropylamine dichloroacetic acid ester is 3~6：1；The weight ratio of the modified particles and PET resin particle is 5：
95~10：90.
Wherein, the elastic polyurethane layer passes through by the diisocyanate containing 18~20 parts by weight, 4.0~5.0 weight
Part polyester polyol, the polyether polyol of 3.0~4.0 parts by weight, 3.5~4.5 parts by weight liquid end hydroxy styrene-butadiene rubber,
The 1,4-butanediol of 5.0~5.5 parts by weight, the triglycidyl isocyanurate of 0.8~1.2 parts by weight, 1.2~1.5 weight
Part beta-hydroxy alkylamide, 3, the 5- dimethythiotoluene diamines of 0.20~0.25 parts by weight, 0.15~0.20 parts by weight water,
The graphene oxide of 0.8~1.2 parts by weight, the catalyst of 0.15~0.20 parts by weight, the foam stabilizer of 0.25~0.30 parts by weight
Composition be uniformly mixed, be then cast in the tissue layer and formed.
The diisocyanate can select aromatic diisocyanate or aliphatic diisocyanate in the present invention, make
For the example of aromatic diisocyanate, such as methyl diphenylene diisocyanate, toluene di-isocyanate(TDI), sub- benzene can be selected
Group diisocyanate, benzene dimethylene diisocyanate, 1,5- naphthalene diisocyanates, 3,3 '-two chloro- 4,4 '-hexichol first
Alkane diisocyanate etc.；As the example of aliphatic diisocyanate, such as isophorone diisocyanate, six Asias can be selected
Methyl diisocyanate, 4,4 '-dicyclohexyl methyl hydride diisocyanate, hydrogenation benzene dimethylene diisocyanate etc.；With it is similar
Thing.These organic multiple isocyanates can be used alone, or can use two or more at the same time.It is preferred that diphenyl methane two is different
Cyanate (MDI), such as 4,4 '-methyl diphenylene diisocyanate.
In the present invention, the polyester polyol is made by the condensation reaction of polyalcohol and polybasic carboxylic acid, wherein described
Polyalcohol is a with 2-12, preferably 2-6 carbon atom, such as ethylene glycol (EG), diglycol (DEG), 1,2-PD
(1,2-PG), 1,4-butanediol (BDO), trimethylolpropane (TMP), glycerine etc..The polybasic carboxylic acid has 2-12 carbon
Atom and such as succinic acid, glutaric acid, adipic acid, phthalic acid, M-phthalic acid and/or terephthalic acid (TPA) or its mixture.
The polyester polyol usually has 2-4, and preferably greater than 2 to the average theory degree of functionality less than 3.Polyester polyol used is glued
Spend and measured for 150~1000mPas, preferably 200~800mPas, the viscosity at 75 DEG C.
In the present invention, the polyether polyol is using polyhydroxy or hydramine as initiator, with propylene oxide, ethylene oxide
It is polymerized monomer Deng epoxide, open loop homopolymerization or copolymerization form, and as exemplarily, the polyether polyol can be point
Son amount is 500~5000 polyoxypropyleneglycol etc., and hydroxyl value is preferably 20~200mg KOH/g, and (25 DEG C) of viscosity is preferably
100~600mPas.
Compared with prior art, high-temperature resistant belt conveyer of the present invention has below beneficial to effect with mixed coating base fabric of knitting
Fruit：
High-temperature resistant belt conveyer of the present invention knits elastic polyurethane layer and tissue layer bonding performance in coating base fabric with mixed
It is good, and improve frictional behaviour, it is anticipated that there is long service life.
Embodiment
High-temperature resistant belt conveyer of the present invention is knitted by coating base fabric is done further with mixed below with reference to specific embodiment
Elaboration, to help inventive concept of the those skilled in the art to the present invention, that technical solution has is more complete, accurate and deep
Understand.
The high-temperature resistant belt conveyer of the present invention knits coating base fabric, including tissue layer with mixed, and in the tissue layer upper shape
Into elastic polyurethane layer.The tissue layer is blended by the warp containing polyester fiber long filament and the weft containing polyamide monofilament
The tissue layer formed, as exemplarily, the tissue layer can be by being knitted, weaving or nonwoven is formed.In the present invention, it is described
Polyamide monofilament, including nylon 6, nylon66 fiber etc., can also be aromatic polyamide, such as poly(p-benzamide) in addition.In order to
Wear-resisting and heat resistance performance is further improved, the weft further includes poly p phenylene sulfide fiber (PPS) multifilament in the present invention.Institute
It is a kind of crystalline polymer for having and repeating the symmetrical hard main chain to substituted benzene ring and sulphur atom to state PPS multifilament, it can be by molten
Melt spinning extrusion to be prepared.In order to improve tensile property, the weft is by deformation process such as false twisting, curling or jets.Institute
Stating polyester fiber long filament can be with the POY long filament that high speed spinning obtains, either FDY filament or draw textured yarn DTY, Huo Zhekong
Gas textured filament ATY；Preferably, in order to improve tensile property, preferably DTY long filaments or ATY long filaments.In the present invention, it is described
Polyester fiber long filament can be that polyethylene terephtalate section is prepared by melt spinning, but in order to improve
Adhesiveness and bonding performance between tissue layer and elastic polyurethane layer, the PET are preferably modified processing by modifying agent.
In the present invention, the fabric can be it is any needed for angle the woven fabric that is formed of warp and weft, such as can be 1 ×
1,1 × 2,2 × 2,3 × 2,2 × 3, or 3 × 3 etc..
In the present invention, the elastic polyurethane layer by by the diisocyanate containing 18~20 parts by weight, 4.0~
The polyester polyol of 5.0 parts by weight, the polyether polyol of 3.0~4.0 parts by weight, the end hydroxy styrene-butadiene liquid of 3.5~4.5 parts by weight
Body rubber, the 1,4-butanediol of 5.0~5.5 parts by weight, the triglycidyl isocyanurate of 0.8~1.2 parts by weight, 1.2~
The beta-hydroxy alkylamide of 1.5 parts by weight, 3, the 5- dimethythiotoluene diamines of 0.20~0.25 parts by weight, 0.15~0.20 weight
Part water, the graphene oxides of 0.8~1.2 parts by weight, the catalyst of 0.15~0.20 parts by weight, 0.25~0.30 parts by weight
The composition of foam stabilizer is uniformly mixed under conditions of 95~100 DEG C, is then injected into and preheated is placed with the fabric
(preheating temperature is 115 DEG C) reaction 25~30 minutes in the mould of layer, the demoulding is followed by aging.In the present invention described two
Isocyanates can select aromatic diisocyanate or aliphatic diisocyanate, the example as aromatic diisocyanate
Son, such as methyl diphenylene diisocyanate, toluene di-isocyanate(TDI), phenylene vulcabond, two methylene of benzene can be selected
Group diisocyanate, 1,5- naphthalene diisocyanates, 3,3 '-two chloro- 4,4 '-'-diphenylmethane diisocyanate etc.；As fat
The example of fat (cyclo) aliphatic diisocyanates, such as isophorone diisocyanate, hexamethylene diisocyanate, 4 can be selected, 4 '-
Dicyclohexyl methyl hydride diisocyanate, hydrogenation benzene dimethylene diisocyanate etc.；And analog.These organic multiple isocyanates
It can be used alone, or two or more can be used at the same time.It is preferred that methyl diphenylene diisocyanate (MDI), such as 4,4 '-
Methyl diphenylene diisocyanate.The polyester polyol is made by the condensation reaction of polyalcohol and polybasic carboxylic acid, wherein institute
Polyalcohol is stated with 2-12, preferably 2-6 carbon atom, such as ethylene glycol (EG), diglycol (DEG), 1,2- the third two
Alcohol (1,2-PG), 1,4-butanediol (BDO), trimethylolpropane (TMP), glycerine etc..The polybasic carboxylic acid has 2-12
Carbon atom and such as succinic acid, glutaric acid, adipic acid, phthalic acid, M-phthalic acid and/or terephthalic acid (TPA) or its mixing
Thing.The polyester polyol usually has 2-4, and preferably greater than 2 to the average theory degree of functionality less than 3.Polyester polyol used
Viscosity be 150~1000mPas, be preferably 200~800mPas, the viscosity measures at 75 DEG C.The polyethers is more
First alcohol is that, using epoxides such as propylene oxide, ethylene oxides as polymerized monomer, open loop is equal using polyhydroxy or hydramine as initiator
Poly- or copolymerization forms, and as exemplarily, the polyether polyol can be the polypropylene oxide two that molecular weight is 500~5000
Alcohol etc., hydroxyl value are preferably 20~200mg KOH/g, and viscosity (25 DEG C) is preferably 100~600mPas.
As exemplarily in following embodiments and comparative example, the diisocyanate is liquefied mdi, and Yantai Wanhua is gathered
Urethane stock Co., Ltd, the trade mark are Wannate MDI-100HL.The polyester polyol is PEDA-2000, hydroxyl value for 53~
59mg KOH/g, the viscosity measured at 75 DEG C is 500~800.The polyether polyol is the polyoxygenated that molecular weight Mn is 2000
Propylene glycol, its hydroxyl value are 54~58mg KOH/g, and the viscosity measured at 25 DEG C is 260~370.The end hydroxy styrene-butadiene liquid
Rubber, purchased from Shandong Zibo Qi Long Chemical Co., Ltd.s, molecular weight Mn is more than 2000, and hydroxyl value is 0.70~0.80mmol/g.
Tissue layer uses the weaving manner of 2 × 2 fabrics, weight 2.5g/dm in following embodiments and comparative example2, it is described
Warp uses nylon66 fiber monofilament using (be modified or be not modified) polyester fiber DTY long filaments, the weft.
Embodiment 1
The present embodiment is related to the preparation of polyester fiber DTY long filaments.The DTY long filaments of the present embodiment are prepared by following process
Obtain：Take PET resin particle to be dried under reduced pressure after mixing, carry out blending granulation with double screw extruder, the twin-screw squeezes
The temperature in Chu Jige areas is as shown in table 1：
Table 1
| One area | 2nd area | 3rd area | 4th area | 5th area |
| 220℃ | 250℃ | 280℃ | 260℃ | 230℃ |
Air-cooled rear section (intrinsic viscosity is controlled in 0.64~0.66dL/g, fusing point >=260 DEG C) on a moving belt, using normal
The hot-rolling pulling method of rule prepares FDY filament.
Embodiment 2
The present embodiment is related to the preparation of modified polyester fiber DTY long filaments.The DTY long filaments of the present embodiment are by following technique side
Method is prepared：First, polybutenyl succinic acid imide and diisopropylamine dichloroacetic acid ester that average molecular weight is 3500 are existed
Frit reaction 60 minutes is carried out under the protective atmosphere of nitrogen under the conditions of 150 DEG C, modified particles are made, wherein described polybutylene-based
The weight ratio of succinimide and diisopropylamine dichloroacetic acid ester is 5：1.Then, take modified particles that step is prepared with
PET resin particle mixes (weight ratio 10：90) it is dried under reduced pressure after, blending granulation is carried out with double screw extruder, it is described
The temperature in each area of double screw extruder is as shown in table 2：
Table 2
| One area | 2nd area | 3rd area | 4th area | 5th area |
| 220℃ | 250℃ | 280℃ | 260℃ | 230℃ |
Air-cooled rear section (intrinsic viscosity is controlled in 0.64~0.66dL/g, fusing point >=260 DEG C) on a moving belt, using normal
The hot-rolling pulling method of rule prepares FDY filament.
Embodiment 3
In the coating base fabric of the present embodiment, tissue layer uses the weaving manner of 2 × 2 fabrics, weight 2.5g/dm2, the warp
Line uses the polyester fiber DTY long filaments of embodiment 1, and the weft uses nylon66 fiber monofilament.The elastic polyurethane layer by by
Liquefied mdi containing 20 parts by weight, the PEDA-2000 of 5.0 parts by weight, the polyoxypropyleneglycol (Mn=of 3.0 parts by weight
2000), the liquid end hydroxy styrene-butadiene rubber of 4.0 parts by weight, the 1,4-butanediol of 5.0 parts by weight, the isocyanuric acid of 1.2 parts by weight
Three-glycidyl ester, the beta-hydroxy alkylamide of 1.5 parts by weight, 3, the 5- dimethythiotoluene diamines of 0.20 parts by weight, 0.20 weight
Measure the water of part, the graphene oxide of 1.2 parts by weight, the dibutyl tin laurate of 0.20 parts by weight, the even bubble of 0.25 parts by weight
The composition of agent L-5305 is uniformly mixed under conditions of 95~100 DEG C, is then injected into and preheated is placed with described knit
(preheating temperature is 115 DEG C) reaction 25~30 minutes in the mould of nitride layer, the demoulding is followed by aging.
Embodiment 4
In the coating base fabric of the present embodiment, tissue layer uses the weaving manner of 2 × 2 fabrics, weight 2.5g/dm2, the warp
Line uses the polyester fiber DTY long filaments of embodiment 1, and the weft uses nylon66 fiber monofilament.The elastic polyurethane layer by by
Liquefied mdi containing 18 parts by weight, the PEDA-2000 of 4.0 parts by weight, the polyoxypropyleneglycol (Mn=of 4.0 parts by weight
2000), the liquid end hydroxy styrene-butadiene rubber of 4.0 parts by weight, the 1,4-butanediol of 5.0 parts by weight, the isocyanuric acid of 1.0 parts by weight
Three-glycidyl ester, the beta-hydroxy alkylamide of 1.2 parts by weight, 3, the 5- dimethythiotoluene diamines of 0.20 parts by weight, 0.18 weight
Measure the water of part, the graphene oxide of 1.0 parts by weight, the dibutyl tin laurate of 0.18 parts by weight, the even bubble of 0.25 parts by weight
The composition of agent L-5305 is uniformly mixed under conditions of 95~100 DEG C, is then injected into and preheated is placed with described knit
(preheating temperature is 115 DEG C) reaction 25~30 minutes in the mould of nitride layer, the demoulding is followed by aging.
Embodiment 5
In the coating base fabric of the present embodiment, tissue layer uses the weaving manner of 2 × 2 fabrics, weight 2.5g/dm2, the warp
Line uses the polyester fiber DTY long filaments of embodiment 2, and the weft uses nylon66 fiber monofilament.The elastic polyurethane layer by by
Liquefied mdi containing 20 parts by weight, the PEDA-2000 of 5.0 parts by weight, the polyoxypropyleneglycol (Mn=of 3.0 parts by weight
2000), the liquid end hydroxy styrene-butadiene rubber of 4.0 parts by weight, the 1,4-butanediol of 5.0 parts by weight, the isocyanuric acid of 1.2 parts by weight
Three-glycidyl ester, the beta-hydroxy alkylamide of 1.5 parts by weight, 3, the 5- dimethythiotoluene diamines of 0.20 parts by weight, 0.20 weight
Measure the water of part, the graphene oxide of 1.2 parts by weight, the dibutyl tin laurate of 0.20 parts by weight, the even bubble of 0.25 parts by weight
The composition of agent L-5305 is uniformly mixed under conditions of 95~100 DEG C, is then injected into and preheated is placed with described knit
(preheating temperature is 115 DEG C) reaction 25~30 minutes in the mould of nitride layer, the demoulding is followed by aging.
Embodiment 6
In the coating base fabric of the present embodiment, tissue layer uses the weaving manner of 2 × 2 fabrics, weight 2.5g/dm2, the warp
Line uses the polyester fiber DTY long filaments of embodiment 2, and the weft uses nylon66 fiber monofilament.The elastic polyurethane layer by by
Liquefied mdi containing 18 parts by weight, the PEDA-2000 of 4.0 parts by weight, the polyoxypropyleneglycol (Mn=of 4.0 parts by weight
2000), the liquid end hydroxy styrene-butadiene rubber of 4.0 parts by weight, the 1,4-butanediol of 5.0 parts by weight, the isocyanuric acid of 1.0 parts by weight
Three-glycidyl ester, the beta-hydroxy alkylamide of 1.2 parts by weight, 3, the 5- dimethythiotoluene diamines of 0.20 parts by weight, 0.18 weight
Measure the water of part, the graphene oxide of 1.0 parts by weight, the dibutyl tin laurate of 0.18 parts by weight, the even bubble of 0.25 parts by weight
The composition of agent L-5305 is uniformly mixed under conditions of 95~100 DEG C, is then injected into and preheated is placed with described knit
(preheating temperature is 115 DEG C) reaction 25~30 minutes in the mould of nitride layer, the demoulding is followed by aging.
Comparative example 1
This comparative example is related to the preparation of modified polyester fiber DTY long filaments.The DTY long filaments of this comparative example are by following technique side
Method is prepared：The polybutenyl succinic acid imide that average molecular weight of making even is 3500 mixes that (weight ratio is with PET resin particle
10：90) it is dried under reduced pressure after, carries out blending granulation with double screw extruder, the temperature in each area of double screw extruder is such as
Shown in table 3：
Table 3
| One area | 2nd area | 3rd area | 4th area | 5th area |
| 220℃ | 250℃ | 280℃ | 260℃ | 230℃ |
Air-cooled rear section on a moving belt, FDY filament is prepared using conventional hot-rolling pulling method.
Comparative example 2
In the coating base fabric of this comparative example, tissue layer uses the weaving manner of 2 × 2 fabrics, weight 2.5g/dm2, the warp
Line uses the polyester fiber DTY long filaments of comparative example 1, and the weft uses nylon66 fiber monofilament.The elastic polyurethane layer by by
Liquefied mdi containing 20 parts by weight, the PEDA-2000 of 5.0 parts by weight, the polyoxypropyleneglycol (Mn=of 3.0 parts by weight
2000), the liquid end hydroxy styrene-butadiene rubber of 4.0 parts by weight, the 1,4-butanediol of 5.0 parts by weight, the isocyanuric acid of 1.2 parts by weight
Three-glycidyl ester, the beta-hydroxy alkylamide of 1.5 parts by weight, 3, the 5- dimethythiotoluene diamines of 0.20 parts by weight, 0.20 weight
Measure the water of part, the graphene oxide of 1.2 parts by weight, the dibutyl tin laurate of 0.20 parts by weight, the even bubble of 0.25 parts by weight
The composition of agent L-5305 is uniformly mixed under conditions of 95~100 DEG C, is then injected into and preheated is placed with described knit
(preheating temperature is 115 DEG C) reaction 25~30 minutes in the mould of nitride layer, the demoulding is followed by aging.
Comparative example 3
In the coating base fabric of this comparative example, tissue layer uses the weaving manner of 2 × 2 fabrics, weight 2.5g/dm2, the warp
Line uses the polyester fiber DTY long filaments of embodiment 2, and the weft uses nylon66 fiber monofilament.The elastic polyurethane layer by by
Liquefied mdi containing 20 parts by weight, the PEDA-2000 of 5.0 parts by weight, the polyoxypropyleneglycol (Mn=of 3.0 parts by weight
2000), the liquid end hydroxy styrene-butadiene rubber of 4.0 parts by weight, the 1,4-butanediol of 5.0 parts by weight, the isocyanuric acid of 1.2 parts by weight
Three-glycidyl ester, 3, the 5- dimethythiotoluene diamines of 0.20 parts by weight, 0.20 parts by weight water, 1.2 parts by weight oxidation
Graphene, the dibutyl tin laurate of 0.20 parts by weight, 0.25 parts by weight foam stabilizer L-5305 composition 95~100
It is uniformly mixed under conditions of DEG C, is then injected into and preheated is placed with the mould of the tissue layer (preheating temperature 115
DEG C) react 25~30 minutes, the demoulding is followed by aging.
Comparative example 4
In the coating base fabric of this comparative example, tissue layer uses the weaving manner of 2 × 2 fabrics, weight 2.5g/dm2, the warp
Line uses the polyester fiber DTY long filaments of embodiment 2, and the weft uses nylon66 fiber monofilament.The elastic polyurethane layer by by
Liquefied mdi containing 20 parts by weight, the PEDA-2000 of 5.0 parts by weight, the polyoxypropyleneglycol (Mn=of 3.0 parts by weight
2000), the liquid end hydroxy styrene-butadiene rubber of 4.0 parts by weight, the 1,4-butanediol of 5.0 parts by weight, the isocyanuric acid of 1.2 parts by weight
Three-glycidyl ester, the diethanol amine of 1.5 parts by weight, 3, the 5- dimethythiotoluene diamines of 0.20 parts by weight, 0.20 parts by weight
Water, the graphene oxide of 1.2 parts by weight, the dibutyl tin laurate of 0.20 parts by weight, the foam stabilizer L- of 0.25 parts by weight
5305 composition is uniformly mixed under conditions of 95~100 DEG C, is then injected into and preheated is placed with the tissue layer
Mould in (preheating temperature be 115 DEG C) reaction 25~30 minutes, the demoulding is followed by aging.
Comparative example 5
In the coating base fabric of this comparative example, tissue layer uses the weaving manner of 2 × 2 fabrics, weight 2.5g/dm2, the warp
Line uses the polyester fiber DTY long filaments of embodiment 2, and the weft uses nylon66 fiber monofilament.The elastic polyurethane layer by by
Liquefied mdi containing 20 parts by weight, the PEDA-2000 of 5.0 parts by weight, the polyoxypropyleneglycol (Mn=of 3.0 parts by weight
2000), the liquid end hydroxy styrene-butadiene rubber of 4.0 parts by weight, the 1,4-butanediol of 5.0 parts by weight, the isocyanuric acid of 1.2 parts by weight
Three-glycidyl ester, the beta-hydroxy alkylamide of 1.5 parts by weight, the water of 0.20 parts by weight, 1.2 parts by weight graphene oxide,
The dibutyl tin laurate of 0.20 parts by weight, 0.25 parts by weight foam stabilizer L-5305 bar of the composition at 95~100 DEG C
It is uniformly mixed under part, is then injected into that preheated to be placed with the mould of the tissue layer (preheating temperature is 115 DEG C) anti-
Answer 25~30 minutes, demould, it is followed by aging.
The mixed coating base fabric of knitting that embodiment 3~6 and comparative example 2~5 are prepared carries out disbonded test and dynamic friction
Test (0.15g/mm, linear velocity 300mm/min), as a result respectively as shown in table 4 and table 5.
Table 4
Table 5
| Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 | Comparative example 2 | Comparative example 3 | Comparative example 4 | Comparative example 5 | |
| Dynamic friction is tested | 0.16 | 0.16 | 0.16 | 0.16 | 0.18 | 0.18 | 0.18 | 0.20 |
For the ordinary skill in the art, specific embodiment is simply exemplarily described the present invention,
Obviously the present invention specific implementation is not subject to the restrictions described above, as long as employ the inventive concept and technical scheme of the present invention into
The improvement of capable various unsubstantialities, or it is not improved by the present invention design and technical solution directly apply to other occasions
, within protection scope of the present invention.
Claims (6)
1. a kind of high-temperature resistant belt conveyer knits coating base fabric with mixed, it is characterised in that：Including by the warp containing polyester fiber long filament
With the blended tissue layer formed of the weft containing polyamide monofilament, the tissue layer upper is formed with elastic polyurethane layer；Institute
State elastic polyurethane layer by by the diisocyanate containing 18~20 parts by weight, 4.0~5.0 parts by weight polyester polyol,
The polyether polyol of 3.0~4.0 parts by weight, the liquid end hydroxy styrene-butadiene rubber of 3.5~4.5 parts by weight, 5.0~5.5 parts by weight
1,4-butanediol, triglycidyl isocyanurate, the β-hydroxyalkyl acyl of 1.2~1.5 parts by weight of 0.8~1.2 parts by weight
Amine, 3, the 5- dimethythiotoluene diamines of 0.20~0.25 parts by weight, the water of 0.15~0.20 parts by weight, 0.8~1.2 parts by weight
Graphene oxide, the catalyst of 0.15~0.20 parts by weight, 0.25~0.30 parts by weight foam stabilizer composition mixing it is equal
It is even, then it is cast in the tissue layer and is formed；Wherein, the polyester fiber long filament is prepared into by following process
Arrive：(1) carry out melting under the conditions of 120~150 DEG C by polybutenyl succinic acid imide, with diisopropylamine dichloroacetic acid ester anti-
Should, modified particles are made；(2) modified particles that step (1) is prepared are taken to be carried out with PET resin particle with double screw extruder
Blending is granulated, and then prepares the polyester fiber long filament using spinning-drawing machine；The imido molecular weight of polybutenyl succinic is
3000~5000；The weight ratio of the polybutenyl succinic acid imide and diisopropylamine dichloroacetic acid ester is 3~6：1；It is described to change
Property particle and PET resin particle weight ratio be 5：95~10：90.
2. high-temperature resistant belt conveyer according to claim 1 knits coating base fabric with mixed, it is characterised in that：The weft further includes
Poly p phenylene sulfide fiber multifilament.
3. high-temperature resistant belt conveyer according to claim 1 knits coating base fabric with mixed, it is characterised in that：The weft is by becoming
Shape processing, the deformation process are selected from least one of false twisting, curling or jet.
4. high-temperature resistant belt conveyer according to claim 1 knits coating base fabric with mixed, it is characterised in that：The diisocyanate
Selected from methyl diphenylene diisocyanate, toluene di-isocyanate(TDI), phenylene vulcabond, phenylenedimethylidyne diisocyanate
Ester, 1,5- naphthalene diisocyanates, 3,3 '-two chloro- 4,4 '-'-diphenylmethane diisocyanate, isophorone diisocyanate,
Hexamethylene diisocyanate, 4,4 '-dicyclohexyl methyl hydride diisocyanate, or hydrogenate in benzene dimethylene diisocyanate
It is at least one.
5. high-temperature resistant belt conveyer according to claim 1 knits coating base fabric with mixed, it is characterised in that：The polyester polyol
Be made by the condensation reaction of polyalcohol and polybasic carboxylic acid, the viscosity that polyester polyol used measures at 75 DEG C for 150~
1000mPa·s。
6. high-temperature resistant belt conveyer according to claim 1 knits coating base fabric with mixed, it is characterised in that：The polyether polyol
The polyoxypropyleneglycol for being 500~5000 for molecular weight, the viscosity measured at 25 DEG C is 100~600mPas.
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| CN107697550A (en) * | 2017-09-21 | 2018-02-16 | 泫泽工业传动系统（上海）有限公司 | A kind of high temperature resistant seamless helps winding |
| CN107460741A (en) * | 2017-09-27 | 2017-12-12 | 东莞智国新材料科技有限公司 | The preparation method and product of a kind of composite artificial leather |
| CN107573675A (en) * | 2017-09-30 | 2018-01-12 | 南京晟强橡塑有限公司 | A kind of polyurethane chain guide rail |
| CN112981958B (en) * | 2021-03-01 | 2023-08-01 | 亚东工业（苏州）有限公司 | Multilayer structure die cloth for embossing surface of conveying belt |
| CN114149561A (en) * | 2021-12-23 | 2022-03-08 | 无锡百年通工业输送有限公司 | Cast polyurethane fabric core conveyer belt and preparation method thereof |
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Denomination of invention: Mixed fabric coated backing cloth for high temperature resistant conveyor belt Effective date of registration: 20221226 Granted publication date: 20180417 Pledgee: Agricultural Bank of China Limited by Share Ltd. South Lake branch Pledgor: WERKER INDUSTRIAL TEXTILE (JIAXING) Co.,Ltd. Registration number: Y2022980029169 |
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