CN114411427A - Anti-mildew tensile narrow polyester oil felt base cloth and production process thereof - Google Patents
Anti-mildew tensile narrow polyester oil felt base cloth and production process thereof Download PDFInfo
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- CN114411427A CN114411427A CN202111646575.7A CN202111646575A CN114411427A CN 114411427 A CN114411427 A CN 114411427A CN 202111646575 A CN202111646575 A CN 202111646575A CN 114411427 A CN114411427 A CN 114411427A
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- 229920000728 polyester Polymers 0.000 title claims abstract description 50
- 239000004744 fabric Substances 0.000 title claims abstract description 44
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 50
- 238000001035 drying Methods 0.000 claims abstract description 48
- 238000000034 method Methods 0.000 claims abstract description 36
- 239000003364 biologic glue Substances 0.000 claims abstract description 27
- 239000000654 additive Substances 0.000 claims abstract description 25
- 239000011787 zinc oxide Substances 0.000 claims abstract description 25
- 230000000996 additive effect Effects 0.000 claims abstract description 24
- 239000003292 glue Substances 0.000 claims abstract description 23
- 229920002472 Starch Polymers 0.000 claims abstract description 21
- 235000019698 starch Nutrition 0.000 claims abstract description 21
- 239000008107 starch Substances 0.000 claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000003860 storage Methods 0.000 claims abstract description 17
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 11
- 238000002360 preparation method Methods 0.000 claims abstract description 10
- 239000000835 fiber Substances 0.000 claims description 49
- 238000009987 spinning Methods 0.000 claims description 27
- 238000005098 hot rolling Methods 0.000 claims description 24
- 238000007598 dipping method Methods 0.000 claims description 21
- 238000002425 crystallisation Methods 0.000 claims description 18
- 230000008025 crystallization Effects 0.000 claims description 18
- 238000003825 pressing Methods 0.000 claims description 18
- 238000007664 blowing Methods 0.000 claims description 12
- 239000000155 melt Substances 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 11
- 238000001914 filtration Methods 0.000 claims description 9
- 238000004806 packaging method and process Methods 0.000 claims description 9
- 230000002787 reinforcement Effects 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 9
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 27
- 238000005336 cracking Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000007493 shaping process Methods 0.000 abstract description 2
- 230000001857 anti-mycotic effect Effects 0.000 abstract 1
- 239000002543 antimycotic Substances 0.000 abstract 1
- 239000000047 product Substances 0.000 description 27
- 239000004606 Fillers/Extenders Substances 0.000 description 14
- 239000007787 solid Substances 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 238000004804 winding Methods 0.000 description 8
- 239000004925 Acrylic resin Substances 0.000 description 7
- 229920002261 Corn starch Polymers 0.000 description 7
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 7
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 7
- 239000008120 corn starch Substances 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 7
- 238000011045 prefiltration Methods 0.000 description 7
- 239000002699 waste material Substances 0.000 description 7
- 239000010426 asphalt Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 229940037003 alum Drugs 0.000 description 1
- 230000001046 anti-mould Effects 0.000 description 1
- 239000002546 antimould Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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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
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
- D04H1/48—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres in combination with at least one other method of consolidation
-
- 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
- D06N3/0011—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 non-woven fabrics
-
- 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
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
-
- 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
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
- D06N3/0061—Organic fillers or organic fibrous fillers, e.g. ground leather waste, wood bark, cork powder, vegetable flour; Other organic compounding ingredients; Post-treatment with organic compounds
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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
- D06N2209/00—Properties of the materials
- D06N2209/16—Properties of the materials having other properties
- D06N2209/1628—Dimensional stability
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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
- D06N2209/00—Properties of the materials
- D06N2209/16—Properties of the materials having other properties
- D06N2209/1671—Resistance to bacteria, mildew, mould, fungi
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Nonwoven Fabrics (AREA)
Abstract
The invention discloses an antimycotic tensile narrow polyester felt base cloth and a production process thereof, wherein the method comprises the following steps: polyester chips are conveyed to a storage bin, crystallized and dried, extruded by a screw rod, filtered by melt, spun, cooled by side-blown air, drawn by air flow, laid and netted by swing threads, needled, hot-rolled, dipped and dried by biological glue, rolled, packaged and warehoused, wherein the biological glue comprises the following components in percentage by mass: 90-93% of water, 6-8% of starch, 0.5-1.5% of an extending agent, 0.2-0.4% of a zinc oxide additive, and the glue preparation temperature is 85-90 ℃. The drying and shaping temperature is greatly improved by combining with the glue proportion, so that the tensile strength of the base used by the coiled material is improved, the added value of the product is improved, and the production efficiency is improved. The problems that the strength elongation of the coiled material is reduced due to mildew in the subsequent coiled material construction process, and the base layer shrinkage resistance and deformation cracking resistance are poor are solved. The width of the produced felt base cloth is stable and is not easy to narrow, the energy consumption is low, and the product uniformity is high.
Description
Technical Field
The invention relates to the technical field of felt base cloth production, in particular to an anti-mildew tensile narrow polyester felt base cloth and a production process thereof.
Background
The prior polyester felt base cloth process generally comprises the following steps: the fiber slices are dried and crystallized, then enter a screw extruder, are melted, metered, spun and extruded, and are subjected to tubular drafting, splitting and lapping, needling reinforcement and hot rolling, gum dipping, extrusion drying, slitting and winding to form the felt base fabric.
The polyester felt base fabric at home and abroad generally has an inevitable problem of mould breeding because the polyester fiber belongs to chemical fiber and cannot breed mould due to chemical composition, but the polyester base fabric needs starch glue, and the starch glue and water attached to the base fabric form a mould growth condition. The mold growth causes the base fabric to soften and deform, losing its original stiffness and uniform thickness. The polyester tire base cloth bred by mould cannot be used for producing the modified asphalt waterproof coiled material, and the deformation of the stretched tire base cloth can cause the deformation of the coiled material, the breadth becomes narrow, the thickness is uneven, and the modified asphalt waterproof coiled material is unqualified.
In addition, the condition of width narrowing on the line is easy to occur when the felt base cloth is used for producing coiled materials in summer in high-temperature and high-humidity seasons, and the downstream customer products and the product quality are seriously influenced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide an anti-mould tensile narrow polyester oil felt base fabric.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a production process of a mildew-resistant tensile narrow polyester oil felt base fabric comprises the following steps: polyester chips, conveying the polyester chips to a storage bin, crystallizing and drying, extruding by a screw rod, filtering a melt, spinning, cooling by side blowing, air flow drafting, swinging and lapping, needling, hot rolling, dipping and drying biological glue, rolling, packaging and warehousing, wherein the biological glue comprises the following components in percentage by mass: 90-93% of water, 6-8% of starch, 0.5-1.5% of an extending agent, 0.2-0.4% of a zinc oxide additive, and the glue preparation temperature is 85-90 ℃.
The further technical scheme is that the water content of the starch is 12.5%.
According to a further technical scheme, in the gum dipping process of the biological gum dipping and drying, the left and right side pressures of a gum pressing roller are controlled to be about 0.9MPa, the gum pressing roller is dried by an eight-cylinder hot air dryer after being extruded, the first zone to the fourth zone are respectively controlled to be 175 degrees, 180 degrees, 210 degrees and 210 degrees, and the air volume of eight fans is controlled to be about 65 percent.
The further technical proposal is that the crystallization temperature in the crystallization drying process is controlled at 165 ℃ and the drying temperature is controlled at 170 ℃.
The further technical scheme is that the screw machine is heated in a partition mode in the screw extrusion process, the temperature of the zone 1 to the zone 6 is gradually increased, and the temperature is increased from 275 ℃ to 286 ℃.
The further technical scheme is that in the spinning process, the melt enters the spinning assembly through the metering pump, the melt is accurately metered by the metering pump, and the revolution of the metering pump is controlled to be 25 revolutions per minute.
The further technical scheme is that the nascent fiber in the cross air blow cooling process is cooled and drafted along with the cross air blow, and the temperature of the cross air blow is 16-24 ℃.
The further technical scheme is that the net forming speed is 8.7 +/-0.5 m/min in the swinging and lapping process.
According to a further technical scheme, in the needling process, the fiber web is firstly reinforced for the first time through a pre-needling machine, the needling density is adjusted to 35P/cm2, the needling depth is 11mm, the mesh plate gauge is 8mm, and then the fiber web enters a main needling machine to be reinforced for the second time, wherein the needling density is 23P/cm2The needling depth is 8mm, and the mesh plate gauge is 8 mm.
The second purpose of the invention is to provide the mildew-resistant tensile narrow polyester oil felt base cloth which is prepared by adopting the production process.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: the drying and shaping temperature is greatly improved by combining with the glue proportion, so that the tensile strength of the base used by the coiled material is improved, the added value of the product is improved, and the production efficiency is improved.
The problems that the strength elongation of the coiled material is reduced due to mildew in the subsequent coiled material construction process, and the base layer shrinkage resistance and deformation cracking resistance are poor are solved.
The felt base cloth produced by the invention has high productivity, stable breadth, difficult narrowing, low energy consumption and high product performance uniformity, and improves the economic benefit of a company.
Drawings
FIG. 1 is a flow chart of the present invention.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1, a production process of a mildew-resistant tensile narrow polyester oil felt base fabric comprises the following steps: polyester slicing, conveying to a storage bin, crystallizing and drying, screw extruding, melt filtering, spinning, side-blowing cooling, air flow drafting, swing silk lapping, needling, hot rolling, biological glue dipping and drying, rolling, packaging and warehousing.
The semi-dull polyester chips are fed into high-level bin with air pulse conveyer and fed into crystallizing and drying apparatus via rotary valve. The crystallization temperature is controlled to be about 165 ℃, and the drying temperature is controlled to be about 170 ℃. The hot slices after crystallization and drying are fed into a screw extruder.
The temperature of the zone 1 to the zone 6 is gradually increased by zone heating of the screw machine, the temperature is increased from 275 ℃ to 286 ℃, the temperature of each section is set according to the process requirements, slices are extruded and melted, then enter a prefilter, are filtered and then are conveyed to a spinning box body, melt enters a spinning assembly through a metering pump, is accurately metered by the metering pump, the revolution number of the metering pump is controlled at 25 revolutions per minute, the melt is quantitatively conveyed to a spinneret plate, and is sprayed out through the spinneret plate to form trickle, namely nascent fiber.
The nascent fiber is cooled and drafted along with cross air blow, and the temperature of the cross air blow is changed along with the change of the external temperature from 16-24 ℃.
The filaments from the drafting device are uniformly laid on a moving net forming curtain through filament dividing and filament swinging to form a fiber net, the net forming speed is 8.7 +/-0.5 m/min, the fiber net is firstly reinforced by a pre-needling machine, and the needling density is adjusted to 35P/cm2The needling depth is 11mm, the mesh plate gauge is 8mm, then the needle plate enters a main needling machine for secondary needling reinforcement, and the needling density is 23P/cm2The needling depth is 8mm, and the mesh plate gauge is 8 mm. The thickness of the fiber web after needling is controlled by a hot rolling mill, the temperature of an upper roller and a lower roller of the hot rolling mill is set at 180 ℃, and then the fiber web is immersed into proportioned biological glue solution through a glue groove to be fully soaked.
The biological glue comprises the following components in percentage by mass: 90-93% of water, 6-8% of starch, 0.5-1.5% of an extending agent, 0.2-0.4% of a zinc oxide additive, and the glue preparation temperature is 85-90 ℃. The starch is corn starch of Shandong Fuyang biological science and technology Limited, the water content is 12.5 percent, and the product is the batch number 20210318. The extender is DF-290 extender (solid content 45.8%) produced by shou-guan-defu waterproof material Co., Ltd, which is mainly aqueous acrylate resin, and comprises butyl acrylate, methyl methacrylate and product batch No. 20210415-1. The zinc oxide additive is ZOE zinc oxide additive provided by Suzhou Longsha chemical industry Co.
In the gum dipping process, the left and right side pressures of the rubber pressing roller are controlled to be about 0.9MPa, the rubber pressing roller is dried by an eight-cylinder hot air dryer after being extruded, the first zone to the fourth zone are respectively controlled to be about 175 degrees, 180 degrees, 210 degrees and 210 degrees, and the air volume of eight fans is controlled to be about 65 percent. Finally, the waste materials are cut off according to the required width by a slitting and winding machine, and then wound into coiled materials with fixed length, and the coiled materials are packaged and put in storage.
Example 1: a production process of a mildew-resistant tensile narrow polyester oil felt base fabric comprises the following steps: polyester slicing, conveying to a storage bin, crystallizing and drying, screw extruding, melt filtering, spinning, side-blowing cooling, air flow drafting, swing silk lapping, needling, hot rolling, biological glue dipping and drying, rolling, packaging and warehousing.
The semi-dull polyester chips are fed into high-level bin with air pulse conveyer and fed into crystallizing and drying apparatus via rotary valve. The crystallization temperature is controlled to be about 165 ℃, and the drying temperature is controlled to be about 170 ℃. The hot slices after crystallization and drying are fed into a screw extruder.
The temperature of the zone 1 to the zone 6 is gradually increased by zone heating of the screw machine, the temperature is increased from 275 ℃ to 286 ℃, the temperature of each section is set according to the process requirements, slices are extruded and melted, then enter a prefilter, are filtered and then are conveyed to a spinning box body, melt enters a spinning assembly through a metering pump, is accurately metered by the metering pump, the revolution number of the metering pump is controlled at 25 revolutions per minute, the melt is quantitatively conveyed to a spinneret plate, and is sprayed out through the spinneret plate to form trickle, namely nascent fiber.
The nascent fiber is cooled and drafted along with cross air blow, and the temperature of the cross air blow is changed along with the change of the external temperature from 16-24 ℃.
The filaments from the drafting device are uniformly laid on a moving net forming curtain through filament dividing and filament swinging to form a fiber net, the net forming speed is 8.7 +/-0.5 m/min, the fiber net is firstly reinforced by a pre-needling machine, and the needling density is adjusted to 35P/cm2The needling depth is 11mm, the mesh plate gauge is 8mm, then the needle plate enters a main needling machine for secondary needling reinforcement, and the needling density is 23P/cm2The needling depth is 8mm, and the mesh plate gauge is 8 mm. The thickness of the fiber web after needling is controlled by a hot rolling mill, the temperature of an upper roller and a lower roller of the hot rolling mill is set at 180 ℃, and then the fiber web is immersed into proportioned biological glue solution through a glue groove to be fully soaked.
The biological glue comprises the following components in percentage by mass: 90-93% of water, 6-8% of starch, 0.5-1.5% of an extending agent and 0% of a zinc oxide additive, wherein the glue preparation temperature is 85-90 ℃. The starch is corn starch of Shandong Fuyang biological science and technology Limited, the water content is 12.5 percent, and the product is the batch number 20210318. The extender is DF-290 extender (solid content 45.8%) produced by shou-guan-defu waterproof material Co., Ltd, which is mainly aqueous acrylate resin, and comprises butyl acrylate, methyl methacrylate and product batch No. 20210415-1. The zinc oxide additive is ZOE zinc oxide additive provided by Suzhou Longsha chemical industry Co.
In the gum dipping process, the left and right side pressures of the rubber pressing roller are controlled to be about 0.9MPa, the rubber pressing roller is dried by an eight-cylinder hot air dryer after being extruded, the first zone to the fourth zone are respectively controlled to be about 175 degrees, 180 degrees, 210 degrees and 210 degrees, and the air volume of eight fans is controlled to be about 65 percent. Finally, the waste materials are cut off according to the required width by a slitting and winding machine, and then wound into coiled materials with fixed length, and the coiled materials are packaged and put in storage.
Example 2: a production process of a mildew-resistant tensile narrow polyester oil felt base fabric comprises the following steps: polyester slicing, conveying to a storage bin, crystallizing and drying, screw extruding, melt filtering, spinning, side-blowing cooling, air flow drafting, swing silk lapping, needling, hot rolling, biological glue dipping and drying, rolling, packaging and warehousing.
The semi-dull polyester chips are fed into high-level bin with air pulse conveyer and fed into crystallizing and drying apparatus via rotary valve. The crystallization temperature is controlled to be about 165 ℃, and the drying temperature is controlled to be about 170 ℃. The hot slices after crystallization and drying are fed into a screw extruder.
The temperature of the zone 1 to the zone 6 is gradually increased by zone heating of the screw machine, the temperature is increased from 275 ℃ to 286 ℃, the temperature of each section is set according to the process requirements, slices are extruded and melted, then enter a prefilter, are filtered and then are conveyed to a spinning box body, melt enters a spinning assembly through a metering pump, is accurately metered by the metering pump, the revolution number of the metering pump is controlled at 25 revolutions per minute, the melt is quantitatively conveyed to a spinneret plate, and is sprayed out through the spinneret plate to form trickle, namely nascent fiber.
The nascent fiber is cooled and drafted along with cross air blow, and the temperature of the cross air blow is changed along with the change of the external temperature from 16-24 ℃.
Slave tractionThe filaments from the stretching device are evenly spread on a moving net forming curtain through filament dividing and filament swinging to form a fiber net, the net forming speed is 8.7 +/-0.5 m/min, the fiber net is firstly reinforced by a pre-needling machine, and the needling density is adjusted to 35P/cm2The needling depth is 11mm, the mesh plate gauge is 8mm, then the needle plate enters a main needling machine for secondary needling reinforcement, and the needling density is 23P/cm2The needling depth is 8mm, and the mesh plate gauge is 8 mm. The thickness of the fiber web after needling is controlled by a hot rolling mill, the temperature of an upper roller and a lower roller of the hot rolling mill is set at 180 ℃, and then the fiber web is immersed into proportioned biological glue solution through a glue groove to be fully soaked.
The biological glue comprises the following components in percentage by mass: 90-93% of water, 6-8% of starch, 0.5-1.5% of an extending agent, 0.05-0.1% of a zinc oxide additive, and the glue preparation temperature is 85-90 ℃. The starch is corn starch of Shandong Fuyang biological science and technology Limited, the water content is 12.5 percent, and the product is the batch number 20210318. The extender is DF-290 extender (solid content 45.8%) produced by shou-guan-defu waterproof material Co., Ltd, which is mainly aqueous acrylate resin, and comprises butyl acrylate, methyl methacrylate and product batch No. 20210415-1. The zinc oxide additive is ZOE zinc oxide additive provided by Suzhou Longsha chemical industry Co.
In the gum dipping process, the left and right side pressures of the rubber pressing roller are controlled to be about 0.9MPa, the rubber pressing roller is dried by an eight-cylinder hot air dryer after being extruded, the first zone to the fourth zone are respectively controlled to be about 175 degrees, 180 degrees, 210 degrees and 210 degrees, and the air volume of eight fans is controlled to be about 65 percent. Finally, the waste materials are cut off according to the required width by a slitting and winding machine, and then wound into coiled materials with fixed length, and the coiled materials are packaged and put in storage.
Example 3: a production process of a mildew-resistant tensile narrow polyester oil felt base fabric comprises the following steps: polyester slicing, conveying to a storage bin, crystallizing and drying, screw extruding, melt filtering, spinning, side-blowing cooling, air flow drafting, swing silk lapping, needling, hot rolling, biological glue dipping and drying, rolling, packaging and warehousing.
The semi-dull polyester chips are fed into high-level bin with air pulse conveyer and fed into crystallizing and drying apparatus via rotary valve. The crystallization temperature is controlled to be about 165 ℃, and the drying temperature is controlled to be about 170 ℃. The hot slices after crystallization and drying are fed into a screw extruder.
The temperature of the zone 1 to the zone 6 is gradually increased by zone heating of the screw machine, the temperature is increased from 275 ℃ to 286 ℃, the temperature of each section is set according to the process requirements, slices are extruded and melted, then enter a prefilter, are filtered and then are conveyed to a spinning box body, melt enters a spinning assembly through a metering pump, is accurately metered by the metering pump, the revolution number of the metering pump is controlled at 25 revolutions per minute, the melt is quantitatively conveyed to a spinneret plate, and is sprayed out through the spinneret plate to form trickle, namely nascent fiber.
The nascent fiber is cooled and drafted along with cross air blow, and the temperature of the cross air blow is changed along with the change of the external temperature from 16-24 ℃.
The filaments from the drafting device are uniformly laid on a moving net forming curtain through filament dividing and filament swinging to form a fiber net, the net forming speed is 8.7 +/-0.5 m/min, the fiber net is firstly reinforced by a pre-needling machine, and the needling density is adjusted to 35P/cm2The needling depth is 11mm, the mesh plate gauge is 8mm, then the needle plate enters a main needling machine for secondary needling reinforcement, and the needling density is 23P/cm2The needling depth is 8mm, and the mesh plate gauge is 8 mm. The thickness of the fiber web after needling is controlled by a hot rolling mill, the temperature of an upper roller and a lower roller of the hot rolling mill is set at 180 ℃, and then the fiber web is immersed into proportioned biological glue solution through a glue groove to be fully soaked.
The biological glue comprises the following components in percentage by mass: 90-93% of water, 6-8% of starch, 0.5-1.5% of an extending agent, 0.5-0.7% of a zinc oxide additive, and the glue preparation temperature is 85-90 ℃. The starch is corn starch of Shandong Fuyang biological science and technology Limited, the water content is 12.5 percent, and the product is the batch number 20210318. The extender is DF-290 extender (solid content 45.8%) produced by shou-guan-defu waterproof material Co., Ltd, which is mainly aqueous acrylate resin, and comprises butyl acrylate, methyl methacrylate and product batch No. 20210415-1. The zinc oxide additive is ZOE zinc oxide additive provided by Suzhou Longsha chemical industry Co.
In the gum dipping process, the left and right side pressures of the rubber pressing roller are controlled to be about 0.9MPa, the rubber pressing roller is dried by an eight-cylinder hot air dryer after being extruded, the first zone to the fourth zone are respectively controlled to be about 175 degrees, 180 degrees, 210 degrees and 210 degrees, and the air volume of eight fans is controlled to be about 65 percent. Finally, the waste materials are cut off according to the required width by a slitting and winding machine, and then wound into coiled materials with fixed length, and the coiled materials are packaged and put in storage.
Example 4: a production process of a mildew-resistant tensile narrow polyester oil felt base fabric comprises the following steps: polyester slicing, conveying to a storage bin, crystallizing and drying, screw extruding, melt filtering, spinning, side-blowing cooling, air flow drafting, swing silk lapping, needling, hot rolling, biological glue dipping and drying, rolling, packaging and warehousing.
The semi-dull polyester chips are fed into high-level bin with air pulse conveyer and fed into crystallizing and drying apparatus via rotary valve. The crystallization temperature is controlled to be about 165 ℃, and the drying temperature is controlled to be about 170 ℃. The hot slices after crystallization and drying are fed into a screw extruder.
The temperature of the zone 1 to the zone 6 is gradually increased by zone heating of the screw machine, the temperature is increased from 275 ℃ to 286 ℃, the temperature of each section is set according to the process requirements, slices are extruded and melted, then enter a prefilter, are filtered and then are conveyed to a spinning box body, melt enters a spinning assembly through a metering pump, is accurately metered by the metering pump, the revolution number of the metering pump is controlled at 25 revolutions per minute, the melt is quantitatively conveyed to a spinneret plate, and is sprayed out through the spinneret plate to form trickle, namely nascent fiber.
The nascent fiber is cooled and drafted along with cross air blow, and the temperature of the cross air blow is changed along with the change of the external temperature from 16-24 ℃.
The filaments from the drafting device are uniformly laid on a moving net forming curtain through filament dividing and filament swinging to form a fiber net, the net forming speed is 8.7 +/-0.5 m/min, the fiber net is firstly reinforced by a pre-needling machine, and the needling density is adjusted to 35P/cm2The needling depth is 11mm, the mesh plate gauge is 8mm, then the needle plate enters a main needling machine for secondary needling reinforcement, and the needling density is 23P/cm2The needling depth is 8mm, and the mesh plate gauge is 8 mm. The thickness of the needled fiber web is controlled by a hot rolling mill, and the temperature of an upper roller and a lower roller of the hot rolling mill is set at 180 DEGAnd then the mixture is immersed into the proportioned biological glue solution through a glue groove to be fully soaked.
The biological glue comprises the following components in percentage by mass: 90-93% of water, 6-8% of starch, 0.5-1.5% of an extending agent and 0.2-0.4% of alum, and the glue preparation temperature is 85-90 ℃. The starch is corn starch of Shandong Fuyang biological science and technology Limited, the water content is 12.5 percent, and the product is the batch number 20210318. The extender is DF-290 extender (solid content 45.8%) produced by shou-guan-defu waterproof material Co., Ltd, which is mainly aqueous acrylate resin, and comprises butyl acrylate, methyl methacrylate and product batch No. 20210415-1.
In the gum dipping process, the left and right side pressures of the rubber pressing roller are controlled to be about 0.9MPa, the rubber pressing roller is dried by an eight-cylinder hot air dryer after being extruded, the first zone to the fourth zone are respectively controlled to be about 175 degrees, 180 degrees, 210 degrees and 210 degrees, and the air volume of eight fans is controlled to be about 65 percent. Finally, the waste materials are cut off according to the required width by a slitting and winding machine, and then wound into coiled materials with fixed length, and the coiled materials are packaged and put in storage.
The final product is detected according to a test method required by national standards for foundation of asphalt waterproofing coiled material in China (GB/T18840-.
The following table compares the performance indicators for each example:
note: observing the mold environment under the conditions of constant temperature and constant humidity: temperature 28 deg.C, humidity RH 95%
As can be seen from the above table, in the case of example 1, when no anti-mildew agent is added, the time for the felt base cloth produced by the blank control group to generate mildew is 7-10 days.
In example 2, when 0.05 to 0.1 percent of ZOE type zinc oxide additive is added, the mildew occurrence time of the polyester felt base cloth is 15 to 20 days.
In example 3, although no mildew is observed in 30d, the solid content is higher due to the excessive addition of zinc oxide, so that the elongation of the product is correspondingly reduced by 3%, and the requirement of coil production on the elongation of the base fabric cannot be met.
Example 4 when other types of anti-mildew additives are used, the produced linoleum base cloth has a general anti-mildew effect and cannot meet the use requirement.
Meanwhile, in order to verify whether the proportion range of the ZOE type zinc oxide additive in the technical scheme can meet the technical requirements of manufacturers, the embodiment 5 and the embodiment 6 are implemented at the same time.
Example 5: a production process of a mildew-resistant tensile narrow polyester oil felt base fabric comprises the following steps: polyester slicing, conveying to a storage bin, crystallizing and drying, screw extruding, melt filtering, spinning, side-blowing cooling, air flow drafting, swing silk lapping, needling, hot rolling, biological glue dipping and drying, rolling, packaging and warehousing.
The semi-dull polyester chips are fed into high-level bin with air pulse conveyer and fed into crystallizing and drying apparatus via rotary valve. The crystallization temperature is controlled to be about 165 ℃, and the drying temperature is controlled to be about 170 ℃. The hot slices after crystallization and drying are fed into a screw extruder.
The temperature of the zone 1 to the zone 6 is gradually increased by zone heating of the screw machine, the temperature is increased from 275 ℃ to 286 ℃, the temperature of each section is set according to the process requirements, slices are extruded and melted, then enter a prefilter, are filtered and then are conveyed to a spinning box body, melt enters a spinning assembly through a metering pump, is accurately metered by the metering pump, the revolution number of the metering pump is controlled at 25 revolutions per minute, the melt is quantitatively conveyed to a spinneret plate, and is sprayed out through the spinneret plate to form trickle, namely nascent fiber.
The nascent fiber is cooled and drafted along with cross air blow, and the temperature of the cross air blow is changed along with the change of the external temperature from 16-24 ℃.
The filaments from the drafting device are uniformly laid on a moving net forming curtain through filament dividing and filament swinging to form a fiber net, the net forming speed is 8.7 +/-0.5 m/min, the fiber net is firstly reinforced by a pre-needling machine, and the needling density is adjustedWhole to 35P/cm2The needling depth is 11mm, the mesh plate gauge is 8mm, then the needle plate enters a main needling machine for secondary needling reinforcement, and the needling density is 23P/cm2The needling depth is 8mm, and the mesh plate gauge is 8 mm. The thickness of the fiber web after needling is controlled by a hot rolling mill, the temperature of an upper roller and a lower roller of the hot rolling mill is set at 180 ℃, and then the fiber web is immersed into proportioned biological glue solution through a glue groove to be fully soaked.
The biological glue comprises the following components in percentage by mass: 90-93% of water, 6-8% of starch, 0.5-1.5% of an extending agent and 0.2% of a zinc oxide additive, wherein the glue preparation temperature is 85-90 ℃. The starch is corn starch of Shandong Fuyang biological science and technology Limited, the water content is 12.5 percent, and the product is the batch number 20210318. The extender is DF-290 extender (solid content 45.8%) produced by shou-guan-defu waterproof material Co., Ltd, which is mainly aqueous acrylate resin, and comprises butyl acrylate, methyl methacrylate and product batch No. 20210415-1. The zinc oxide additive is ZOE zinc oxide additive provided by Suzhou Longsha chemical industry Co.
In the gum dipping process, the left and right side pressures of the rubber pressing roller are controlled to be about 0.9MPa, the rubber pressing roller is dried by an eight-cylinder hot air dryer after being extruded, the first zone to the fourth zone are respectively controlled to be about 175 degrees, 180 degrees, 210 degrees and 210 degrees, and the air volume of eight fans is controlled to be about 65 percent. Finally, the waste materials are cut off according to the required width by a slitting and winding machine, and then wound into coiled materials with fixed length, and the coiled materials are packaged and put in storage.
Example 6: a production process of a mildew-resistant tensile narrow polyester oil felt base fabric comprises the following steps: polyester slicing, conveying to a storage bin, crystallizing and drying, screw extruding, melt filtering, spinning, side-blowing cooling, air flow drafting, swing silk lapping, needling, hot rolling, biological glue dipping and drying, rolling, packaging and warehousing.
The semi-dull polyester chips are fed into high-level bin with air pulse conveyer and fed into crystallizing and drying apparatus via rotary valve. The crystallization temperature is controlled to be about 165 ℃, and the drying temperature is controlled to be about 170 ℃. The hot slices after crystallization and drying are fed into a screw extruder.
The temperature of the zone 1 to the zone 6 is gradually increased by zone heating of the screw machine, the temperature is increased from 275 ℃ to 286 ℃, the temperature of each section is set according to the process requirements, slices are extruded and melted, then enter a prefilter, are filtered and then are conveyed to a spinning box body, melt enters a spinning assembly through a metering pump, is accurately metered by the metering pump, the revolution number of the metering pump is controlled at 25 revolutions per minute, the melt is quantitatively conveyed to a spinneret plate, and is sprayed out through the spinneret plate to form trickle, namely nascent fiber.
The nascent fiber is cooled and drafted along with cross air blow, and the temperature of the cross air blow is changed along with the change of the external temperature from 16-24 ℃.
The filaments from the drafting device are uniformly laid on a moving net forming curtain through filament dividing and filament swinging to form a fiber net, the net forming speed is 8.7 +/-0.5 m/min, the fiber net is firstly reinforced by a pre-needling machine, and the needling density is adjusted to 35P/cm2The needling depth is 11mm, the mesh plate gauge is 8mm, then the needle plate enters a main needling machine for secondary needling reinforcement, and the needling density is 23P/cm2The needling depth is 8mm, and the mesh plate gauge is 8 mm. The thickness of the fiber web after needling is controlled by a hot rolling mill, the temperature of an upper roller and a lower roller of the hot rolling mill is set at 180 ℃, and then the fiber web is immersed into proportioned biological glue solution through a glue groove to be fully soaked.
The biological glue comprises the following components in percentage by mass: 90-93% of water, 6-8% of starch, 0.5-1.5% of an extending agent and 0.4% of a zinc oxide additive, wherein the glue preparation temperature is 85-90 ℃. The starch is corn starch of Shandong Fuyang biological science and technology Limited, the water content is 12.5 percent, and the product is the batch number 20210318. The extender is DF-290 extender (solid content 45.8%) produced by shou-guan-defu waterproof material Co., Ltd, which is mainly aqueous acrylate resin, and comprises butyl acrylate, methyl methacrylate and product batch No. 20210415-1. The zinc oxide additive is ZOE zinc oxide additive provided by Suzhou Longsha chemical industry Co.
In the gum dipping process, the left and right side pressures of the rubber pressing roller are controlled to be about 0.9MPa, the rubber pressing roller is dried by an eight-cylinder hot air dryer after being extruded, the first zone to the fourth zone are respectively controlled to be about 175 degrees, 180 degrees, 210 degrees and 210 degrees, and the air volume of eight fans is controlled to be about 65 percent. Finally, the waste materials are cut off according to the required width by a slitting and winding machine, and then wound into coiled materials with fixed length, and the coiled materials are packaged and put in storage.
The final product is detected according to a test method required by national standards for foundation of asphalt waterproofing coiled material in China (GB/T18840-.
The following table compares the performance indicators for each example:
note: observing the mold environment under the conditions of constant temperature and constant humidity: temperature 28 deg.C, humidity RH 95%
According to verification, when the ZOE type zinc oxide additive accounts for 0.2-0.4%, physical indexes such as elongation, strength and the like and hand feeling hardness degree and appearance can meet the product standard requirements, meanwhile, no mildew occurs in 60d, and subsequent tracking of a coil manufacturer feeds back that the strength and the elongation retention rate are not reduced due to strength or elongation caused by mildew of felt base cloth, so that the uniformity in the coil production process and the capability of resisting base shrinkage and deformation cracking of a coil at the later stage are ensured.
Meanwhile, compared with the narrow tensile effect of similar grammage products of other enterprises in China, the same client of the similar grammage products is online to use, and the following three products are all online to use in 1# of the east Rainbow Tangshan factory, and the result can be obtained through feedback measurement.
| Manufacturer of the product | Gram weight per square meter | Base cloth width mm | Finished coiled material width mm |
| Tianding Feng | 327 | 1016 | 1013 |
| All-grass of Chinese thinking | 330 | 1017 | 1008 |
| High-quality cloth | 332 | 1015 | 1007 |
It can be seen that the width and the breadth of the product of the company are about 5mm after the product is used online, and the width of the other two larger enterprises is about 8-9 mm, which shows that the online tensile and the narrow performance of the product are superior to those of other manufacturers.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The production process of the mildew-resistant tensile narrow polyester oil felt base cloth is characterized by comprising the following steps of: polyester chips, conveying the polyester chips to a storage bin, crystallizing and drying, extruding by a screw rod, filtering a melt, spinning, cooling by side blowing, air flow drafting, swinging and lapping, needling, hot rolling, dipping and drying biological glue, rolling, packaging and warehousing, wherein the biological glue comprises the following components in percentage by mass: 90-93% of water, 6-8% of starch, 0.5-1.5% of an extending agent, 0.2-0.4% of a zinc oxide additive, and the glue preparation temperature is 85-90 ℃.
2. The process for producing the anti-mold tensile narrow polyester oil felt base fabric as claimed in claim 1, wherein the starch has a moisture content of 12.5%.
3. The process for producing the anti-mold tensile narrow polyester oil felt base fabric as claimed in claim 1, wherein in the gum dipping process of the biological gum dipping and drying, the lateral pressure of the left side and the right side of the glue pressing roller is controlled to be about 0.9MPa, the glue pressing roller is dried by an eight-cylinder hot air dryer after being extruded, the first zone to the fourth zone are respectively controlled to be 175 degrees, 180 degrees, 210 degrees and 210 degrees, and the air volume of eight fans is controlled to be about 65%.
4. The process for manufacturing the anti-mold tensile narrow polyester oil felt base fabric as claimed in claim 1, wherein the crystallization temperature in the crystallization drying process is controlled to be 165 ℃ and the drying temperature is controlled to be 170 ℃.
5. The process for producing the anti-mold tensile narrow polyester oil felt base fabric as claimed in claim 1, wherein the temperature of the screw machine in the screw extrusion process is increased in a range from 1 to 6 in a gradually increasing manner from 275 ℃ to 286 ℃.
6. The process for manufacturing the anti-mold tensile narrow polyester oil felt base fabric as claimed in claim 1, wherein the melt enters the spinning assembly through a metering pump in the spinning process, and is accurately metered by the metering pump, and the revolution number of the metering pump is controlled to be 25 revolutions per minute.
7. The production process of the anti-mold tensile narrow polyester oil felt base fabric as claimed in claim 1, wherein the primary fibers in the side-blowing cooling process are cooled and drafted along with the side-blowing, and the temperature of the side-blowing is 16-24 ℃.
8. The process for producing the anti-mold tensile narrow polyester oil felt base fabric as claimed in claim 1, wherein the web forming speed in the wire swinging and net laying process is 8.7 +/-0.5 m/min.
9. The process for producing the anti-mold tensile narrow polyester oil felt base fabric as claimed in claim 1, wherein in the needling process, the fiber web is firstly reinforced by a pre-needling machine, and the needling density is adjusted to 35P/cm2The needling depth is 11mm, the mesh plate gauge is 8mm, then the needle plate enters a main needling machine for secondary needling reinforcement, and the needling density is 23P/cm2The needling depth is 8mm, and the mesh plate gauge is 8 mm.
10. A mold-resistant tensile narrow polyester oil felt base fabric, which is prepared by the process for producing the mold-resistant tensile narrow polyester oil felt base fabric according to any one of claims 1 to 9.
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