CN112095227A - Melt-blown fabric with double-layer structure and preparation method thereof - Google Patents
Melt-blown fabric with double-layer structure and preparation method thereof Download PDFInfo
- Publication number
- CN112095227A CN112095227A CN202010968173.8A CN202010968173A CN112095227A CN 112095227 A CN112095227 A CN 112095227A CN 202010968173 A CN202010968173 A CN 202010968173A CN 112095227 A CN112095227 A CN 112095227A
- Authority
- CN
- China
- Prior art keywords
- cloth
- melt
- layer
- controlled
- fabric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000004744 fabric Substances 0.000 title claims abstract description 223
- 238000002360 preparation method Methods 0.000 title abstract description 22
- 239000000155 melt Substances 0.000 claims abstract description 104
- 238000001914 filtration Methods 0.000 claims abstract description 59
- 238000003756 stirring Methods 0.000 claims abstract description 52
- 239000002994 raw material Substances 0.000 claims abstract description 27
- 238000001816 cooling Methods 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 claims abstract description 12
- 239000010410 layer Substances 0.000 claims description 190
- 238000010438 heat treatment Methods 0.000 claims description 56
- 239000004743 Polypropylene Substances 0.000 claims description 52
- -1 polypropylene Polymers 0.000 claims description 52
- 229920001155 polypropylene Polymers 0.000 claims description 52
- 239000000835 fiber Substances 0.000 claims description 51
- 239000000463 material Substances 0.000 claims description 41
- 238000007664 blowing Methods 0.000 claims description 30
- 239000011248 coating agent Substances 0.000 claims description 29
- 238000000576 coating method Methods 0.000 claims description 29
- 229920000728 polyester Polymers 0.000 claims description 29
- 239000002356 single layer Substances 0.000 claims description 29
- 238000002844 melting Methods 0.000 claims description 28
- 230000008018 melting Effects 0.000 claims description 28
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 23
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims description 22
- 239000005751 Copper oxide Substances 0.000 claims description 22
- 230000000844 anti-bacterial effect Effects 0.000 claims description 22
- 229910000431 copper oxide Inorganic materials 0.000 claims description 22
- 238000007731 hot pressing Methods 0.000 claims description 21
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 17
- 239000000843 powder Substances 0.000 claims description 16
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 15
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 15
- 241001330002 Bambuseae Species 0.000 claims description 15
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 15
- 239000011425 bamboo Substances 0.000 claims description 15
- 239000003610 charcoal Substances 0.000 claims description 15
- 238000005520 cutting process Methods 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 15
- 229920000297 Rayon Polymers 0.000 claims description 14
- 239000003607 modifier Substances 0.000 claims description 14
- 238000009833 condensation Methods 0.000 claims description 12
- 230000005494 condensation Effects 0.000 claims description 12
- 229920000742 Cotton Polymers 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 7
- 238000010309 melting process Methods 0.000 claims description 7
- 238000004321 preservation Methods 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000012790 adhesive layer Substances 0.000 claims description 2
- 239000002355 dual-layer Substances 0.000 claims 3
- 238000010276 construction Methods 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract description 10
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000011065 in-situ storage Methods 0.000 description 6
- 238000006116 polymerization reaction Methods 0.000 description 5
- 239000004745 nonwoven fabric Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 229910021389 graphene Inorganic materials 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000004594 Masterbatch (MB) Substances 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000004746 geotextile Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Images
Classifications
-
- 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
- D04H1/54—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 by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/56—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 by welding together the fibres, e.g. by partially melting or dissolving in association with fibre formation, e.g. immediately following extrusion of staple fibres
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D1/00—Treatment of filament-forming or like material
- D01D1/10—Filtering or de-aerating the spinning solution or melt
- D01D1/106—Filtering
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
- D01D5/088—Cooling filaments, threads or the like, leaving the spinnerettes
-
- 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
- D04H1/54—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 by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/542—Adhesive fibres
- D04H1/544—Olefin series
-
- 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
- D04H1/58—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 by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
- D04H1/593—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 by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives to layered webs
-
- 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
- D04H1/58—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 by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
- D04H1/64—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 by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions
- D04H1/655—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 by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions characterised by the apparatus for applying bonding agents
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Filtering Materials (AREA)
Abstract
The invention discloses a melt-blown fabric with a double-layer structure and a preparation method thereof, and relates to the technical field of melt-blown fabrics. According to the invention, through two filtering processes, the melt can be deeply filtered, the filtering effect on the melt is improved, the influence of a large amount of impurities on the quality of cloth is avoided, the raw material is stirred by using stirring equipment, so that the raw material can be fully scattered, the impurities in the raw material can be better filtered out, the natural cooling is avoided, the cooling time is not prolonged, correspondingly, the stretching distance of the silk thread can be effectively reduced, and meanwhile, the thickness of the silk thread can be effectively controlled, so that cloth with different specifications can be manufactured when the cloth is manufactured, and by arranging the pressure roller, the pressure roller extrudes and adheres two cloths, so that the double-layer structure of the cloth improves the effect of the cloth.
Description
Technical Field
The invention relates to the technical field of melt-blown fabric, in particular to melt-blown fabric with a double-layer structure and a preparation method thereof.
Background
With the development of science and technology, the melt-blown fabric is invented and gradually widely applied, and the melt-blown fabric is a filter material taking polypropylene as a main raw material. The fiber diameter can reach 1-5 microns, the superfine fibers with unique capillary structures increase the number and the surface area of fibers in unit area, so that the melt-blown fabric has good filtering property, shielding property, heat insulation property and oil absorption property, can be used in the fields of air, liquid filtering material, isolating material, absorbing material, mask material, heat-insulating material, wiping cloth and the like, and has wide application in a plurality of fields, such as medical sanitation, surgical gowns, protective clothing, disinfection covering cloth, masks, diaper, women sanitary towel and the like need to be used in the melt-blown fabric, or in industrial cloth: the melt-blown fabric is also needed for the filter material, the insulating material, the cement packaging bag, the geotextile and the coating fabric.
The prior patent (publication number: CN202010332424.3) discloses an in-situ polymerization modified graphene polypropylene melt-blown fabric and a preparation method thereof, and the scheme describes that' the graphene polypropylene master batch and the polypropylene slice in the raw material in the step 1 are ground and uniformly mixed; step 3, putting the mixture obtained in the step 2 into a screw extruder for melt extrusion; step 4, after the melt obtained in the step 3 is subjected to fine flow drafting through high-speed hot air flow, room-temperature air on two sides is mixed into the hot air flow drafting, so that the fine flow is cooled and formed to form superfine fibers; step 5, collecting the fibers obtained in the step 4 on a condensing net curtain, and thermally bonding the fibers into non-woven fabrics by self; and 6, cutting edges of the non-woven fabric formed by the fiber web obtained in the step 5 by using a trimming machine, and winding the non-woven fabric on a winding roller to form the non-woven fabric wound according to the specification and the preparation method of the in-situ polymerization modified graphene polypropylene melt-blown fabric, wherein in the step 2, the particle size of the ground powder is 100-200 meshes. The preparation method of the in-situ polymerization modified graphene polypropylene melt-blown fabric comprises the following steps of (3) putting a mixture into a screw extruder, wherein the temperature of a screw and a die head is 180-220 ℃, the temperature of a 1 zone is 200-210 ℃, the temperature of a 2 zone is 215-225 ℃, the temperature of a 3 zone is 225-235 ℃, the temperature of a flange is 225-235 ℃, the temperature of an elbow is 225-235 ℃, and the dominant frequency of the screw is 10-20 Hz, and the preparation method of the in-situ polymerization modified graphene polypropylene melt-blown fabric comprises the steps of (3) filtering a melt before the melt enters the die head to remove impurities, wherein in the step (4), the melt is finely drafted by high-speed hot air flow, the temperature of the hot air is 275-285 ℃, and the pressure of the hot air is 0.2-0.4 MPa ″, so that the in-situ polymerization modified graphene polypropylene melt-blown fabric has antibacterial property, The in-situ polymerized graphene polypropylene melt-blown fabric prepared by the method has the advantages of simple and easy operation process, low cost, high economic benefit and suitability for large-scale industrial production, but the method has insufficient treatment on raw materials in the preparation process, so that the raw materials contain more impurities, the impurities are easily dissolved in the fabric to influence the quality of the fabric, the fabric is generally naturally cooled in the production and blowing process, the length and the thickness of the blown yarn are the same due to natural cooling, and the requirements for manufacturing different types of fabrics cannot be met.
Disclosure of Invention
The invention aims to solve the defects in the prior art, such as: the existing method has the defects that the raw materials are not sufficiently treated in the preparation process, so that the raw materials contain more impurities, the impurities are dissolved in the cloth and easily affect the quality of the cloth, meanwhile, the cloth is generally naturally cooled in the process of producing the blown filaments, the length and the thickness of the blown filaments are the same due to the natural cooling, and the requirements for manufacturing different types of cloth cannot be met.
In order to achieve the purpose, the invention adopts the following technical scheme:
the melt-blown fabric with the double-layer structure comprises single-layer fabrics and bonding layers, wherein the number of the single-layer fabrics is two, the two single-layer fabrics are bonded through the bonding layers, the single-layer fabrics comprise polypropylene base layers, bamboo charcoal fiber layers are arranged on the polypropylene base layers, nano antibacterial layers are arranged on the bamboo charcoal fiber layers, polyester fiber layers are wrapped on the nano antibacterial layers, and inlet cotton fiber layers are arranged on the polyester fiber layers;
further, the polyester fiber layer is in a double-layer hollow shape, and activated carbon filter powder is filled in the polyester fiber layer
Further, the nano antibacterial layer comprises a nano silver layer and a nano copper oxide layer, the nano silver layer and the nano copper oxide layer are both in powder form, and the nano silver layer is covered on the nano copper oxide layer.
The invention also provides a melt-blown fabric with a double-layer structure and a preparation method thereof, wherein the preparation method comprises the following steps:
s1, selecting polypropylene raw material particles, melting the polypropylene raw material particles by using a melting furnace, and adding a modifier into the melting furnace in the melting process;
s2, taking out the molten polypropylene material after the melting is finished, filtering the melt by using a filtering device, and temporarily storing the melt in a heating box after the filtering is finished;
s3, cleaning the filtered filtering equipment, taking out the melt in the heating box, putting the melt into a stirring kettle for centrifugal stirring, controlling a certain stirring time, and simultaneously carrying out heat preservation and heating on the melt in the stirring process;
s4, taking out the melt after stirring, putting the melt into a filtering device again, and filtering the melt for the second time by using the filtering device;
s5, taking out the filtered melt, guiding the melt into a melt-blowing die head assembly, blowing out the melt by utilizing the traction of high-speed hot air flow, forming the melt into silk threads, and automatically condensing the silk threads into cloth under the condition of natural cooling;
s6, leading the silk thread formed by the melt into a condensation pipe, further reducing the surface temperature of the silk thread, improving the rapid cooling effect of the silk thread, controlling the stretching length of the silk thread and controlling the stretching thickness of the silk thread;
s7, after the silk threads are cooled to form cloth, the cloth is received by a receiving device, the cloth produced on two different devices is selected, the positions of the two pieces of cloth are adjusted to enable the cloth to form an upper and lower double-layer state, and the two pieces of cloth are controlled to move in the same direction and keep stable;
s8, arranging a coating roller between two layers of cloth, coating the viscose material between the two layers of cloth by using the coating roller, and controlling the moving speed of the cloth to adjust the coating uniformity of the viscose material;
s9, guiding two materials coated with cloth between two hot-pressing rollers, pressing the two pieces of cloth by using the hot-pressing rollers, controlling the temperature and the pressure of the hot-pressing rollers on the cloth, extruding the two pieces of cloth in the heating process, bonding the two pieces of cloth together to form high-resistance cloth with an upper-lower double-layer structure, and finally cutting the cloth by using cutting equipment.
Further, in the S1, in the S1, the ratio of the polypropylene material to the modifier is controlled to be 98: 2.
Further, in the step S2, the heating temperature of the heating box is 150-200 ℃, and the heating time period in the heating box is controlled to be 20-30 min.
Further, in the step S3, the melt in the stirring kettle is heated to 230 ℃ at 200 ℃ and the stirring time is controlled to be 20-30 min.
Further, in the S5, the temperature of the melt-blowing die assembly is set and controlled at 230 ℃ and 250 ℃.
Further, in the step S6, the cooling unit is used for cooling the condensation pipe, the temperature of the condensation pipe is controlled to be 10-30 ℃, the condensate in the condensation pipe is set to be water, the temperature of the condensate is 10-30 ℃, the distance between the condensation pipe and the melt-blown die head assembly is controlled, and the distance between the condensation pipe and the melt-blown die head assembly is controlled to be 100-150 cm.
Further, in the step S9, the temperature of the hot press rollers is 40-50 ℃, the moving speed of the cloth in the two hot press rollers is controlled to be 1-3m/min, and the pressure of the hot press rollers to the cloth is 10-20N.
Compared with the prior art, the invention has the beneficial effects that:
the invention can carry out deep filtration on the melt by setting two filtration processes, improves the filtration effect on the melt, avoids the influence of a large amount of impurities on the quality of the cloth, and stirs the raw materials by using the stirring equipment, thereby leading the raw materials to be fully scattered, leading the impurities in the raw materials to be better filtered out, further improving the filtering effect on the impurities in the raw materials, improving the quality of the cloth, by arranging the condensing pipe, the silk thread can be rapidly cooled in the condensing pipe without being naturally cooled to prolong the cooling time, correspondingly, the stretching distance of the silk thread can be effectively reduced, meanwhile, the thickness of the silk thread can be effectively controlled, so that the cloth with different specifications can be manufactured when the cloth is manufactured, through setting up the pressure roller, the pressure roller extrudees two cloths and is stained with to close, realizes that the double-deck structure of cloth has improved the effect of cloth.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a cross-sectional material according to the present invention.
The list of components represented by the various reference numbers in the figures is as follows: 1. single-layer cloth; 11. a polypropylene base layer; 12. an inlet cotton fiber layer; 13. filtering the powder by using activated carbon; 14. a polyester fiber layer; 15. a nano copper oxide layer; 16. a nano silver layer; 17. a bamboo charcoal fiber layer; 2. and (5) an adhesive layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and 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.
Example 1
Referring to fig. 1-2, the melt-blown fabric with the double-layer structure comprises single-layer fabrics 1 and bonding layers 2, the number of the single-layer fabrics 1 is two, the two single-layer fabrics 1 are bonded through the bonding layers 2, each single-layer fabric 1 comprises a polypropylene base layer 11, a bamboo charcoal fiber layer 17 is arranged on each polypropylene base layer 11, a nano antibacterial layer is arranged on each bamboo charcoal fiber layer 17, each nano antibacterial layer is coated with a polyester fiber layer 14, an inlet cotton fiber layer 12 is arranged on each polyester fiber layer 14, each polyester fiber layer 14 is in a double-layer hollow shape, activated carbon filter powder 13 is filled in each polyester fiber layer 14, each nano antibacterial layer comprises a nano silver layer 16 and a nano copper oxide layer 15, each nano silver layer 15 and each nano copper oxide layer 15 are in a powder shape, and each nano copper oxide layer 15 covers.
The invention also provides a melt-blown fabric with a double-layer structure and a preparation method thereof, wherein the preparation method comprises the following steps:
s1, selecting polypropylene raw material particles, melting the polypropylene raw material particles by using a melting furnace, and adding a modifier into the melting furnace in the melting process;
s2, taking out the molten polypropylene material after the melting is finished, filtering the melt by using a filtering device, and temporarily storing the melt in a heating box after the filtering is finished;
s3, cleaning the filtered filtering equipment, taking out the melt in the heating box, putting the melt into a stirring kettle for centrifugal stirring, controlling a certain stirring time, and simultaneously carrying out heat preservation and heating on the melt in the stirring process;
s4, taking out the melt after stirring, putting the melt into a filtering device again, and filtering the melt for the second time by using the filtering device;
s5, taking out the filtered melt, guiding the melt into a melt-blowing die head assembly, blowing out the melt by utilizing the traction of high-speed hot air flow, forming the melt into silk threads, and automatically condensing the silk threads into cloth under the condition of natural cooling;
s6, leading the silk thread formed by the melt into a condensation pipe, further reducing the surface temperature of the silk thread, improving the rapid cooling effect of the silk thread, controlling the stretching length of the silk thread and controlling the stretching thickness of the silk thread;
s7, after the silk threads are cooled to form cloth, the cloth is received by a receiving device, the cloth produced on two different devices is selected, the positions of the two pieces of cloth are adjusted to enable the cloth to form an upper and lower double-layer state, and the two pieces of cloth are controlled to move in the same direction and keep stable;
s8, arranging a coating roller between two layers of cloth, coating the viscose material between the two layers of cloth by using the coating roller, and controlling the moving speed of the cloth to adjust the coating uniformity of the viscose material;
s9, guiding two materials coated with cloth between two hot-pressing rollers, pressing the two pieces of cloth by using the hot-pressing rollers, controlling the temperature and the pressure of the hot-pressing rollers on the cloth, extruding the two pieces of cloth in the heating process, bonding the two pieces of cloth together to form high-resistance cloth with an upper-lower double-layer structure, and finally cutting the cloth by using cutting equipment.
Further, in the step S1, the ratio of the polypropylene material to the modifier is controlled to be 95: 5.
Further, in S2, the heating temperature of the heating box is 150 ℃, and the heating time period inside the heating box is controlled to be 20 min.
Further, in the step S3, the melt in the stirring kettle is heated to 200 ℃, and the stirring time is controlled to be 20 min.
Further, in S5, the temperature of the melt blowing die assembly is set and controlled at 230 ℃.
Further, in S6, the condenser pipe is cooled by a refrigerator unit, the temperature of the condenser pipe is controlled to be 10 ℃, the condensate in the condenser pipe is set to be water, the temperature of the condensate is 10 ℃, the distance between the condenser pipe and the melt-blowing die head assembly is controlled, and the distance between the condenser pipe and the melt-blowing die head assembly is controlled to be 100 cm.
Further, in S9, the temperature of the hot press roll is 40 ℃, the moving speed of the fabric in the two hot press rolls is controlled to be 1m/min, and the pressure of the hot press roll to the fabric is 10N.
Example 2
Referring to fig. 1-2, the melt-blown fabric with the double-layer structure comprises single-layer fabrics 1 and bonding layers 2, the number of the single-layer fabrics 1 is two, the two single-layer fabrics 1 are bonded through the bonding layers 2, each single-layer fabric 1 comprises a polypropylene base layer 11, a bamboo charcoal fiber layer 17 is arranged on each polypropylene base layer 11, a nano antibacterial layer is arranged on each bamboo charcoal fiber layer 17, each nano antibacterial layer is coated with a polyester fiber layer 14, an inlet cotton fiber layer 12 is arranged on each polyester fiber layer 14, each polyester fiber layer 14 is in a double-layer hollow shape, activated carbon filter powder 13 is filled in each polyester fiber layer 14, each nano antibacterial layer comprises a nano silver layer 16 and a nano copper oxide layer 15, each nano silver layer 15 and each nano copper oxide layer 15 are in a powder shape, and each nano copper oxide layer 15 covers.
The invention also provides a melt-blown fabric with a double-layer structure and a preparation method thereof, wherein the preparation method comprises the following steps:
s1, selecting polypropylene raw material particles, melting the polypropylene raw material particles by using a melting furnace, and adding a modifier into the melting furnace in the melting process;
s2, taking out the molten polypropylene material after the melting is finished, filtering the melt by using a filtering device, and temporarily storing the melt in a heating box after the filtering is finished;
s3, cleaning the filtered filtering equipment, taking out the melt in the heating box, putting the melt into a stirring kettle for centrifugal stirring, controlling a certain stirring time, and simultaneously carrying out heat preservation and heating on the melt in the stirring process;
s4, taking out the melt after stirring, putting the melt into a filtering device again, and filtering the melt for the second time by using the filtering device;
s5, taking out the filtered melt, guiding the melt into a melt-blowing die head assembly, blowing out the melt by utilizing the traction of high-speed hot air flow, forming the melt into silk threads, and automatically condensing the silk threads into cloth under the condition of natural cooling;
s6, leading the silk thread formed by the melt into a condensation pipe, further reducing the surface temperature of the silk thread, improving the rapid cooling effect of the silk thread, controlling the stretching length of the silk thread and controlling the stretching thickness of the silk thread;
s7, after the silk threads are cooled to form cloth, the cloth is received by a receiving device, the cloth produced on two different devices is selected, the positions of the two pieces of cloth are adjusted to enable the cloth to form an upper and lower double-layer state, and the two pieces of cloth are controlled to move in the same direction and keep stable;
s8, arranging a coating roller between two layers of cloth, coating the viscose material between the two layers of cloth by using the coating roller, and controlling the moving speed of the cloth to adjust the coating uniformity of the viscose material;
s9, guiding two materials coated with cloth between two hot-pressing rollers, pressing the two pieces of cloth by using the hot-pressing rollers, controlling the temperature and the pressure of the hot-pressing rollers on the cloth, extruding the two pieces of cloth in the heating process, bonding the two pieces of cloth together to form high-resistance cloth with an upper-lower double-layer structure, and finally cutting the cloth by using cutting equipment.
Further, in the step S1, the ratio of the polypropylene material to the modifier is controlled to be 98: 2.
Further, in S2, the heating temperature of the heating box is 160 ℃, and the heating time period inside the heating box is controlled to be 22 min.
Further, in the step S3, the melt in the stirring kettle is heated to 220 ℃ and the stirring time is controlled to be 22 min.
Further, in S5, the temperature of the melt blowing die assembly is set and controlled at 240 ℃.
Further, in S6, refrigerating the condenser pipe with a refrigerating unit, controlling the temperature of the condenser pipe to be 15 ℃, setting the condensate in the condenser pipe to be water, and controlling the temperature of the condensate to be 15 ℃, controlling the distance between the condenser pipe and the melt-blowing die head assembly to be 110 cm.
Further, in S9, the temperature of the hot press roll is 42 ℃, the moving speed of the fabric in the two hot press rolls is controlled to be 1.5m/min, and the pressure of the hot press roll to the fabric is 12N.
Example 3
Referring to fig. 1-2, the melt-blown fabric with the double-layer structure comprises single-layer fabrics 1 and bonding layers 2, the number of the single-layer fabrics 1 is two, the two single-layer fabrics 1 are bonded through the bonding layers 2, each single-layer fabric 1 comprises a polypropylene base layer 11, a bamboo charcoal fiber layer 17 is arranged on each polypropylene base layer 11, a nano antibacterial layer is arranged on each bamboo charcoal fiber layer 17, each nano antibacterial layer is coated with a polyester fiber layer 14, an inlet cotton fiber layer 12 is arranged on each polyester fiber layer 14, each polyester fiber layer 14 is in a double-layer hollow shape, activated carbon filter powder 13 is filled in each polyester fiber layer 14, each nano antibacterial layer comprises a nano silver layer 16 and a nano copper oxide layer 15, each nano silver layer 15 and each nano copper oxide layer 15 are in a powder shape, and each nano copper oxide layer 15 covers.
The invention also provides a melt-blown fabric with a double-layer structure and a preparation method thereof, wherein the preparation method comprises the following steps:
s1, selecting polypropylene raw material particles, melting the polypropylene raw material particles by using a melting furnace, and adding a modifier into the melting furnace in the melting process;
s2, taking out the molten polypropylene material after the melting is finished, filtering the melt by using a filtering device, and temporarily storing the melt in a heating box after the filtering is finished;
s3, cleaning the filtered filtering equipment, taking out the melt in the heating box, putting the melt into a stirring kettle for centrifugal stirring, controlling a certain stirring time, and simultaneously carrying out heat preservation and heating on the melt in the stirring process;
s4, taking out the melt after stirring, putting the melt into a filtering device again, and filtering the melt for the second time by using the filtering device;
s5, taking out the filtered melt, guiding the melt into a melt-blowing die head assembly, blowing out the melt by utilizing the traction of high-speed hot air flow, forming the melt into silk threads, and automatically condensing the silk threads into cloth under the condition of natural cooling;
s6, leading the silk thread formed by the melt into a condensation pipe, further reducing the surface temperature of the silk thread, improving the rapid cooling effect of the silk thread, controlling the stretching length of the silk thread and controlling the stretching thickness of the silk thread;
s7, after the silk threads are cooled to form cloth, the cloth is received by a receiving device, the cloth produced on two different devices is selected, the positions of the two pieces of cloth are adjusted to enable the cloth to form an upper and lower double-layer state, and the two pieces of cloth are controlled to move in the same direction and keep stable;
s8, arranging a coating roller between two layers of cloth, coating the viscose material between the two layers of cloth by using the coating roller, and controlling the moving speed of the cloth to adjust the coating uniformity of the viscose material;
s9, guiding two materials coated with cloth between two hot-pressing rollers, pressing the two pieces of cloth by using the hot-pressing rollers, controlling the temperature and the pressure of the hot-pressing rollers on the cloth, extruding the two pieces of cloth in the heating process, bonding the two pieces of cloth together to form high-resistance cloth with an upper-lower double-layer structure, and finally cutting the cloth by using cutting equipment.
Further, in the step S1, the ratio of the polypropylene material to the modifier is controlled to be 98: 2.
Further, in S2, the heating temperature of the heating box is 170 ℃, and the heating time period inside the heating box is controlled to be 24 min.
Further, in the step S3, the melt in the stirring kettle is heated to 240 ℃, and the stirring time is controlled to be 24 min.
Further, in S5, the temperature of the melt blowing die assembly is set and controlled at 260 ℃.
Further, in S6, the condenser pipe is cooled by a refrigerator unit, the temperature of the condenser pipe is controlled to be 20 ℃, the condensate in the condenser pipe is set to be water, the temperature of the condensate is 20 ℃, the distance between the condenser pipe and the melt-blowing die head assembly is controlled, and the distance between the condenser pipe and the melt-blowing die head assembly is controlled to be 120 cm.
Further, in S9, the temperature of the hot press roll is 44 ℃, the moving speed of the fabric in the two hot press rolls is controlled to be 2m/min, and the pressure of the hot press roll to the fabric is 14N.
Example 4
Referring to fig. 1-2, the melt-blown fabric with the double-layer structure comprises single-layer fabrics 1 and bonding layers 2, the number of the single-layer fabrics 1 is two, the two single-layer fabrics 1 are bonded through the bonding layers 2, each single-layer fabric 1 comprises a polypropylene base layer 11, a bamboo charcoal fiber layer 17 is arranged on each polypropylene base layer 11, a nano antibacterial layer is arranged on each bamboo charcoal fiber layer 17, each nano antibacterial layer is coated with a polyester fiber layer 14, an inlet cotton fiber layer 12 is arranged on each polyester fiber layer 14, each polyester fiber layer 14 is in a double-layer hollow shape, activated carbon filter powder 13 is filled in each polyester fiber layer 14, each nano antibacterial layer comprises a nano silver layer 16 and a nano copper oxide layer 15, each nano silver layer 15 and each nano copper oxide layer 15 are in a powder shape, and each nano copper oxide layer 15 covers.
The invention also provides a melt-blown fabric with a double-layer structure and a preparation method thereof, wherein the preparation method comprises the following steps:
s1, selecting polypropylene raw material particles, melting the polypropylene raw material particles by using a melting furnace, and adding a modifier into the melting furnace in the melting process;
s2, taking out the molten polypropylene material after the melting is finished, filtering the melt by using a filtering device, and temporarily storing the melt in a heating box after the filtering is finished;
s3, cleaning the filtered filtering equipment, taking out the melt in the heating box, putting the melt into a stirring kettle for centrifugal stirring, controlling a certain stirring time, and simultaneously carrying out heat preservation and heating on the melt in the stirring process;
s4, taking out the melt after stirring, putting the melt into a filtering device again, and filtering the melt for the second time by using the filtering device;
s5, taking out the filtered melt, guiding the melt into a melt-blowing die head assembly, blowing out the melt by utilizing the traction of high-speed hot air flow, forming the melt into silk threads, and automatically condensing the silk threads into cloth under the condition of natural cooling;
s6, leading the silk thread formed by the melt into a condensation pipe, further reducing the surface temperature of the silk thread, improving the rapid cooling effect of the silk thread, controlling the stretching length of the silk thread and controlling the stretching thickness of the silk thread;
s7, after the silk threads are cooled to form cloth, the cloth is received by a receiving device, the cloth produced on two different devices is selected, the positions of the two pieces of cloth are adjusted to enable the cloth to form an upper and lower double-layer state, and the two pieces of cloth are controlled to move in the same direction and keep stable;
s8, arranging a coating roller between two layers of cloth, coating the viscose material between the two layers of cloth by using the coating roller, and controlling the moving speed of the cloth to adjust the coating uniformity of the viscose material;
s9, guiding two materials coated with cloth between two hot-pressing rollers, pressing the two pieces of cloth by using the hot-pressing rollers, controlling the temperature and the pressure of the hot-pressing rollers on the cloth, extruding the two pieces of cloth in the heating process, bonding the two pieces of cloth together to form high-resistance cloth with an upper-lower double-layer structure, and finally cutting the cloth by using cutting equipment.
Further, in the step S1, the ratio of the polypropylene material to the modifier is controlled to be 98: 2.
Further, in S2, the heating temperature of the heating box is 180 ℃, and the heating time period inside the heating box is controlled to be 26 min.
Further, in the step S3, the melt in the stirring kettle is heated to 260 ℃ and the stirring time is controlled to be 26 min.
Further, in S5, the temperature of the melt blowing die assembly is set and controlled at 260 ℃.
Further, in S6, the condenser pipe is cooled by a refrigerator unit, the temperature of the condenser pipe is controlled to be 15 ℃, the condensate in the condenser pipe is set to be water, the temperature of the condensate is 25 ℃, the distance between the condenser pipe and the melt-blowing die head assembly is controlled, and the distance between the condenser pipe and the melt-blowing die head assembly is 130 cm.
Further, in the step S9, the temperature of the hot press roll is 46 ℃, the moving speed of the fabric in the two hot press rolls is controlled to be 2.5m/min, and the pressure of the hot press roll to the fabric is 16N.
Example 5
Referring to fig. 1-2, the melt-blown fabric with the double-layer structure comprises single-layer fabrics 1 and bonding layers 2, the number of the single-layer fabrics 1 is two, the two single-layer fabrics 1 are bonded through the bonding layers 2, each single-layer fabric 1 comprises a polypropylene base layer 11, a bamboo charcoal fiber layer 17 is arranged on each polypropylene base layer 11, a nano antibacterial layer is arranged on each bamboo charcoal fiber layer 17, each nano antibacterial layer is coated with a polyester fiber layer 14, an inlet cotton fiber layer 12 is arranged on each polyester fiber layer 14, each polyester fiber layer 14 is in a double-layer hollow shape, activated carbon filter powder 13 is filled in each polyester fiber layer 14, each nano antibacterial layer comprises a nano silver layer 16 and a nano copper oxide layer 15, each nano silver layer 15 and each nano copper oxide layer 15 are in a powder shape, and each nano copper oxide layer 15 covers.
The invention also provides a melt-blown fabric with a double-layer structure and a preparation method thereof, wherein the preparation method comprises the following steps:
s1, selecting polypropylene raw material particles, melting the polypropylene raw material particles by using a melting furnace, and adding a modifier into the melting furnace in the melting process;
s2, taking out the molten polypropylene material after the melting is finished, filtering the melt by using a filtering device, and temporarily storing the melt in a heating box after the filtering is finished;
s3, cleaning the filtered filtering equipment, taking out the melt in the heating box, putting the melt into a stirring kettle for centrifugal stirring, controlling a certain stirring time, and simultaneously carrying out heat preservation and heating on the melt in the stirring process;
s4, taking out the melt after stirring, putting the melt into a filtering device again, and filtering the melt for the second time by using the filtering device;
s5, taking out the filtered melt, guiding the melt into a melt-blowing die head assembly, blowing out the melt by utilizing the traction of high-speed hot air flow, forming the melt into silk threads, and automatically condensing the silk threads into cloth under the condition of natural cooling;
s6, leading the silk thread formed by the melt into a condensation pipe, further reducing the surface temperature of the silk thread, improving the rapid cooling effect of the silk thread, controlling the stretching length of the silk thread and controlling the stretching thickness of the silk thread;
s7, after the silk threads are cooled to form cloth, the cloth is received by a receiving device, the cloth produced on two different devices is selected, the positions of the two pieces of cloth are adjusted to enable the cloth to form an upper and lower double-layer state, and the two pieces of cloth are controlled to move in the same direction and keep stable;
s8, arranging a coating roller between two layers of cloth, coating the viscose material between the two layers of cloth by using the coating roller, and controlling the moving speed of the cloth to adjust the coating uniformity of the viscose material;
s9, guiding two materials coated with cloth between two hot-pressing rollers, pressing the two pieces of cloth by using the hot-pressing rollers, controlling the temperature and the pressure of the hot-pressing rollers on the cloth, extruding the two pieces of cloth in the heating process, bonding the two pieces of cloth together to form high-resistance cloth with an upper-lower double-layer structure, and finally cutting the cloth by using cutting equipment.
Further, in the step S1, the ratio of the polypropylene material to the modifier is controlled to be 95: 5.
Further, in S2, the heating temperature of the heating box is 200 ℃, and the heating time period inside the heating box is controlled to be 30 min.
Further, in the step S3, the melt in the stirring kettle is heated to 220 ℃ and the stirring time is controlled to be 30 min.
Further, in S5, the temperature of the melt blowing die assembly is set and controlled at 250 ℃.
Further, in S6, the condenser pipe is cooled by a refrigerator unit, the temperature of the condenser pipe is controlled to be 30 ℃, the condensate in the condenser pipe is set to be water, the temperature of the condensate is 30 ℃, the distance between the condenser pipe and the melt-blowing die head assembly is controlled, and the distance between the condenser pipe and the melt-blowing die head assembly is controlled to be 150 cm.
Further, in S9, the temperature of the hot press roll is 50 ℃, the moving speed of the fabric in the two hot press rolls is controlled to be 3m/min, and the pressure of the hot press roll to the fabric is 20N.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. A melt-blown fabric of a double-layer structure, comprising a single-layer fabric (1) and an adhesive layer (2), characterized in that: the number of the single-layer cloth (1) is two, the two single-layer cloth (1) are bonded through the bonding layer (2), the single-layer cloth (1) comprises a polypropylene base layer (11), a bamboo charcoal fiber layer (17) is arranged on the polypropylene base layer (11), a nano antibacterial layer is arranged on the bamboo charcoal fiber layer (17), a polyester fiber layer (14) is coated on the nano antibacterial layer, and an imported cotton fiber layer (12) is arranged on the polyester fiber layer (14).
2. The meltblown fabric of claim 1 wherein said polyester fiber layer (14) is hollow and the activated carbon filter powder (13) is filled in the polyester fiber layer (14).
3. The meltblown of claim 1 wherein said nano antibacterial layer comprises a nano silver layer (16) and a nano copper oxide layer (15), both the nano silver and the nano copper oxide layer (15) are in powder form, and the nano copper oxide layer (15) covers the nano silver layer (16).
4. The meltblown fabric of the dual layer construction and method of making the same according to any of claims 1-3, comprising the steps of:
s1, selecting polypropylene raw material particles, melting the polypropylene raw material particles by using a melting furnace, and adding a modifier into the melting furnace in the melting process;
s2, taking out the molten polypropylene material after the melting is finished, filtering the melt by using a filtering device, and temporarily storing the melt in a heating box after the filtering is finished;
s3, cleaning the filtered filtering equipment, taking out the melt in the heating box, putting the melt into a stirring kettle for centrifugal stirring, controlling a certain stirring time, and simultaneously carrying out heat preservation and heating on the melt in the stirring process;
s4, taking out the melt after stirring, putting the melt into a filtering device again, and filtering the melt for the second time by using the filtering device;
s5, taking out the filtered melt, guiding the melt into a melt-blowing die head assembly, blowing out the melt by utilizing the traction of high-speed hot air flow, forming the melt into silk threads, and automatically condensing the silk threads into cloth under the condition of natural cooling;
s6, leading the silk thread formed by the melt into a condensation pipe, further reducing the surface temperature of the silk thread, improving the rapid cooling effect of the silk thread, controlling the stretching length of the silk thread and controlling the stretching thickness of the silk thread;
s7, after the silk threads are cooled to form cloth, the cloth is received by a receiving device, the cloth produced on two different devices is selected, the positions of the two pieces of cloth are adjusted to enable the cloth to form an upper and lower double-layer state, and the two pieces of cloth are controlled to move in the same direction and keep stable;
s8, arranging a coating roller between two layers of cloth, coating the viscose material between the two layers of cloth by using the coating roller, and controlling the moving speed of the cloth to adjust the coating uniformity of the viscose material;
s9, guiding two materials coated with cloth between two hot-pressing rollers, pressing the two pieces of cloth by using the hot-pressing rollers, controlling the temperature and the pressure of the hot-pressing rollers on the cloth, extruding the two pieces of cloth in the heating process, bonding the two pieces of cloth together to form high-resistance cloth with an upper-lower double-layer structure, and finally cutting the cloth by using cutting equipment.
5. The meltblown fabric having a dual layer structure of claim 4, wherein the ratio of the polypropylene material to the modifier is controlled to be 98: 2 in S1.
6. The meltblown fabric having a dual layer structure as claimed in claim 4, wherein the heating temperature of the heating chamber is 150-200 ℃ and the heating time of the heating chamber is controlled to be 20-30min in S2.
7. The meltblown fabric as claimed in claim 4, wherein the melt in the stirring tank is heated to 230 ℃ at S3, and the stirring time is controlled to 20-30 min.
8. The meltblown fabric having a two-layer structure and the method of manufacturing the same as claimed in claim 4, wherein the temperature of the meltblowing die assembly is controlled to be 230 ℃ and 250 ℃ in the S5.
9. The meltblown fabric as claimed in claim 4, wherein in step S6, the condenser tube is cooled by a cooling unit, the temperature of the condenser tube is controlled to be 10-30 ℃, the condensate in the condenser tube is water, the temperature of the condensate is 10-30 ℃, the distance between the condenser tube and the meltblown die assembly is controlled to be 100-150 cm.
10. The meltblown fabric having a double layer structure according to claim 4, wherein the temperature of the hot press roll is 40-50 ℃ in S9, the moving speed of the fabric between the two hot press rolls is controlled to be 1-3m/min, and the pressure of the hot press rolls against the fabric is 10-20N.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010968173.8A CN112095227B (en) | 2020-09-15 | 2020-09-15 | Melt-blown fabric with double-layer structure and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010968173.8A CN112095227B (en) | 2020-09-15 | 2020-09-15 | Melt-blown fabric with double-layer structure and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112095227A true CN112095227A (en) | 2020-12-18 |
| CN112095227B CN112095227B (en) | 2023-01-17 |
Family
ID=73759081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010968173.8A Active CN112095227B (en) | 2020-09-15 | 2020-09-15 | Melt-blown fabric with double-layer structure and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112095227B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05123236A (en) * | 1991-11-07 | 1993-05-21 | Japan Gore Tex Inc | Sheet |
| KR20090093587A (en) * | 2008-02-29 | 2009-09-02 | 신보식 | Process and inspection apparatus for producing non-woven fabric |
| CN204112010U (en) * | 2014-09-26 | 2015-01-21 | 浙江华盛化纤有限公司 | Staple fibre filler |
| CN206653703U (en) * | 2017-04-17 | 2017-11-21 | 杭州万向职业技术学院 | A kind of antibacterial garment fabric |
| CN108221083A (en) * | 2018-01-08 | 2018-06-29 | 江苏鸿顺合纤科技有限公司 | A kind of production technology of illusion-colour fiber |
| CN110629401A (en) * | 2019-09-23 | 2019-12-31 | 晋江市达亿经编织造有限公司 | Antibacterial textile material and preparation method thereof |
| CN110774693A (en) * | 2019-10-21 | 2020-02-11 | 江阴金凤特种纺织品有限公司 | Antibacterial and antimicrobial SMMS composite non-woven fabric |
| CN111005076A (en) * | 2019-11-25 | 2020-04-14 | 浙江海利环保科技股份有限公司 | Spinning method of regenerated polyester full-dull FDY filament |
| CN210362839U (en) * | 2019-07-26 | 2020-04-21 | 吴江鹏绮织造有限公司 | Efficient antibacterial terylene lining cloth |
-
2020
- 2020-09-15 CN CN202010968173.8A patent/CN112095227B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05123236A (en) * | 1991-11-07 | 1993-05-21 | Japan Gore Tex Inc | Sheet |
| KR20090093587A (en) * | 2008-02-29 | 2009-09-02 | 신보식 | Process and inspection apparatus for producing non-woven fabric |
| CN204112010U (en) * | 2014-09-26 | 2015-01-21 | 浙江华盛化纤有限公司 | Staple fibre filler |
| CN206653703U (en) * | 2017-04-17 | 2017-11-21 | 杭州万向职业技术学院 | A kind of antibacterial garment fabric |
| CN108221083A (en) * | 2018-01-08 | 2018-06-29 | 江苏鸿顺合纤科技有限公司 | A kind of production technology of illusion-colour fiber |
| CN210362839U (en) * | 2019-07-26 | 2020-04-21 | 吴江鹏绮织造有限公司 | Efficient antibacterial terylene lining cloth |
| CN110629401A (en) * | 2019-09-23 | 2019-12-31 | 晋江市达亿经编织造有限公司 | Antibacterial textile material and preparation method thereof |
| CN110774693A (en) * | 2019-10-21 | 2020-02-11 | 江阴金凤特种纺织品有限公司 | Antibacterial and antimicrobial SMMS composite non-woven fabric |
| CN111005076A (en) * | 2019-11-25 | 2020-04-14 | 浙江海利环保科技股份有限公司 | Spinning method of regenerated polyester full-dull FDY filament |
Non-Patent Citations (2)
| Title |
|---|
| 覃小红: "《纳米技术与纳米纺织品》", 31 December 2001 * |
| 靳向煜: "《非织造实验教程》", 30 September 2017 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112095227B (en) | 2023-01-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108823801B (en) | Antibacterial non-woven fabric composite material and preparation method thereof | |
| CN105239175B (en) | A kind of micro nanometer fiber yarn spinning apparatus and its spinning process | |
| CN101851830B (en) | Fully-degradable polylactic acid fiber SMS compound non-woven and manufacturing method thereof | |
| CN106555277B (en) | The device and method of composite ultrafine fiber beam is prepared using melt-blown and electrostatic spinning | |
| CN108179549A (en) | A kind of elastic super soft non-woven material of polypropylene-base long filament and its production method | |
| CN110093719B (en) | Equipment and method for manufacturing spun-bonded non-woven fabric | |
| JPS6233343B2 (en) | ||
| CN106894158A (en) | It is a kind of for diaper, protection pad, the soft non-woven fabrics of pro-skin cotton of diaper and preparation method thereof | |
| CN101498080A (en) | Coarse denier terylene spunbonded filament nonwoven fabric and manufacturing method thereof | |
| CN106906635A (en) | A kind of method for sorting of medical high-absorbility hydrophilic non-woven | |
| CN108179550A (en) | A kind of super soft fluffy lightweight filament nonwoven composite material and preparation method thereof | |
| CN102912461A (en) | Method for producing antibacterial fire-resistant polyester filaments by utilizing recycled polyester bottle chips | |
| CN208183130U (en) | A kind of melt-spraying spinning web forming device | |
| CN112095227B (en) | Melt-blown fabric with double-layer structure and preparation method thereof | |
| CN112813583A (en) | Melt-blown fabric production process method | |
| JP2014083843A (en) | Three-layer laminate and production method of the same | |
| CN207031692U (en) | One kind spins the compound water ripples non-woven material of molten multicomponent | |
| CN111364164A (en) | Multifunctional self-reinforced bicomponent filament electrostatic filtering material and preparation method and application thereof | |
| CN111334935A (en) | Spunbonded filament electrostatic framework filter material and preparation method and application thereof | |
| CN106835506A (en) | A kind of Thief zone high elongation rate non-woven fabric composite material and preparation method thereof | |
| CN111691007A (en) | Preparation process of bi-component superfine composite fiber | |
| CN111058303A (en) | Degradable high-friction non-woven fabric and preparation method thereof | |
| CN214032772U (en) | Filament brushing device | |
| CN110396771A (en) | A kind of preparation method of nano fiber non-woven fabric | |
| CN113308797B (en) | Melt-blown fabric, method for producing same, mask and air filter device comprising same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 215000 1st floor, building 2, 111 Wusongjiang Avenue, Guoxiang street, Wuzhong District, Suzhou City, Jiangsu Province Applicant after: Suzhou footprint Intelligent Manufacturing Co.,Ltd. Address before: 215000 1st floor, building 2, 111 Wusongjiang Avenue, Guoxiang street, Wuzhong District, Suzhou City, Jiangsu Province Applicant before: Suzhou footprint automation equipment Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240219 Address after: 215100, 2nd Floor, Building 18, No. 333 Guanpu Road, Guoxiang Street, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Patentee after: Suzhou Zhuoyi Medical Equipment Co.,Ltd. Country or region after: China Address before: 215000 1st floor, building 2, 111 Wusongjiang Avenue, Guoxiang street, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: Suzhou footprint Intelligent Manufacturing Co.,Ltd. Country or region before: China |