CN114481453A - Process suitable for realizing multi-layer of non-woven fabric - Google Patents
Process suitable for realizing multi-layer of non-woven fabric Download PDFInfo
- Publication number
- CN114481453A CN114481453A CN202111506377.0A CN202111506377A CN114481453A CN 114481453 A CN114481453 A CN 114481453A CN 202111506377 A CN202111506377 A CN 202111506377A CN 114481453 A CN114481453 A CN 114481453A
- Authority
- CN
- China
- Prior art keywords
- fiber
- pet
- needling
- cylinder
- woven fabrics
- 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.)
- Pending
Links
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
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/005—Synthetic yarns or filaments
- D04H3/009—Condensation or reaction polymers
- D04H3/011—Polyesters
-
- 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
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/02—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments
-
- 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
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
- D04H3/10—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between yarns or filaments made mechanically
- D04H3/105—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between yarns or filaments made mechanically by needling
-
- 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
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
- D04H3/14—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic yarns or filaments produced by welding
Abstract
The invention belongs to the field of non-woven fabric production, and particularly relates to a process suitable for realizing multi-layering of non-woven fabrics. Pre-crystallizing and drying the PET slices, extruding and melting the PET slices to a screw through a feeding system, and changing the PET slices into a liquid PET melt after melting; enabling the PET solution to flow into a spinning box body for spinning, cooling by cross air blowing, and then enabling the PET solution to enter a negative pressure drafting system to obtain polyester filaments; the fiber bundles are evenly paved on the web forming curtain under the reciprocating driving of the swinging pieces on the fiber swinging device to form fiber layers, and the fiber swinging device driven by the fiber swinging motor is provided with four rows to form eight layers of composite fiber layers; after being laid, the cloth is solidified, then the cloth is preheated by a single rotary screen and shaped by a hot rolling mill, the cloth is soaked in a starch water solution by a gumming machine, the low-temperature wet cloth is preheated on the surface of the cloth in four drying barrels, then the cloth enters eight rotary screens to be dried by hot air to obtain an unfinished finished product, the finished product is punched by reciprocating operation of a punching machine, and the finished product is cut into rolls. The longitudinal and transverse differences of the product can be reduced, the stability of the product is improved, the performance of the product is improved, and the manufacturing cost is reduced.
Description
Technical Field
The invention belongs to the field of non-woven fabric production, and particularly relates to a process suitable for realizing multi-layering of non-woven fabrics.
Background
A nonwoven fabric is a fabric that is made of oriented or random fibers that have been mechanically and chemically treated without weaving to have an appearance similar to that of a conventional woven fabric. At present, there are mainly 7 types of non-woven fabric production processes, which are spunlace non-woven fabrics, heat seal non-woven fabrics, pulp and dreg air-laid non-woven fabrics, wet-process non-woven fabrics, spun-bonded non-woven fabrics, melt-blown non-woven fabrics and needle-punched non-woven fabrics. The melt-blown non-woven fabric has the advantages of good uniformity of fiber webs, soft hand feeling, good filterability and liquid absorbability and the like, and is widely applied to the fields of medical treatment, health, clothing and the like.
The fibers used to make the nonwoven fabric are typically synthetic fibers of polymeric materials such as polypropylene, chitosan, cellulose, and the like. The polyolefin resin synthetic fiber is the most common non-woven fabric fiber, has good flexibility and air permeability, and is widely applied to the fields of medical treatment and health, clothing, automobiles, buildings and the like. Among them, the properties of polyolefin resin directly determine the properties of the polyolefin nonwoven fabric obtained. However, the existing non-woven fabric preparation process generally has the problems of poor uniformity and stability and the like, and if the non-woven fabric is used for the middle skeleton layer of the waterproof roll, the non-woven fabric has the problems of poor asphalt adhesiveness, poor waterproof performance stability and the like.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a process suitable for realizing multi-layering of non-woven fabrics, which can reduce the longitudinal and transverse differences of products, improve the stability of the products, improve the performance of the products and reduce the manufacturing cost.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a process suitable for implementing a multi-ply of nonwoven fabric, comprising the steps of:
pre-crystallizing and drying the PET slices, extruding and melting the dried PET slices to a screw through a feeding system, and changing the PET slices into liquid PET melt after melting; enabling the PET solution to flow into a spinning box body for spinning, spraying out from a spinning hole of a sand drum type spinning assembly, cooling by cross air blowing, cooling to form filaments, and then enabling the filaments to enter a negative pressure drafting system to obtain polyester filaments; the polyester filament yarns are transmitted to a yarn swinging motor from a drafting pipeline and then scattered to a net forming curtain through a motor rocker arm to form a fiber net; the fiber bundles are evenly paved on the web forming curtain under the reciprocating driving of the swinging pieces on the fiber swinging device to form fiber layers, and the fiber swinging device driven by the fiber swinging motor is provided with four rows to form eight layers of composite fiber layers; after the net is laid, consolidation is carried out in a needling mode; preheating by a single rotary screen and shaping by a hot rolling mill, soaking starch aqueous solution by a dipping machine, preheating the surface of low-temperature wet cloth in a four-drying barrel, then entering eight rotary screens for hot air to penetrate and dry to obtain an unfinished finished product, perforating by reciprocating operation of a perforating machine, and cutting into breadth and coiling.
Further, pre-crystallizing the PET slices in a crystallization boiling bed, simultaneously carrying out pulse blowing to uniformly heat the PET slices, and then drying, wherein the water content of the dried PET slices is lower than 40 ppm.
And further, filtering the liquid melt by a filter, and enabling the PET melt to flow into a spinning box body for spinning after being metered by a metering pump.
Further, the net laying mode is inclined net straight laying.
Further, the needling mode comprises needling by a pre-needling machine and a main needling machine,
furthermore, the needling mode is swing arm reciprocating needling, an R-shaped needle of a star is used for pre-needling, and a C-shaped needle of a Nitts is used for main needling.
Further, the single cylinder temperature is 172 ℃, and the fan frequency is 35 HZ; the temperature of the hot rolling mill is 190 ℃; the temperature of the drying barrel is 110 ℃; eight circular screens: 175 ℃ in the first area of the cylinder; 195 ℃ in a second cylinder mould area; a third area of the cylinder mould is 215 ℃; the four areas of the cylinder mould are 220 ℃; the frequencies from the cylinder one fan to the cylinder eight fan are 35/36/38/38/38/38/36/34 respectively; the cylinder dehumidifying fan 38 HZ.
Further, the punching step is as follows: drive the mechanism of punching through connecting the cylinder and punch the processing to the non-woven fabrics surface, after punching, drive perforating device lift back through the lift cylinder and reset, the non-woven fabrics that is located the perforating device below at present is punched the back, drives the non-woven fabrics through traction unit and carries suitable distance forward for the non-punching part of rear non-woven fabrics carries and tightens perforating device under, repeats the above-mentioned step and punches the processing to this part non-woven fabrics.
Furthermore, the holes are through holes which are circular in shape, and the area of each through hole is/0.4-0.8 cm2And 30-120 through holes are evenly distributed in each square meter.
Further, after being cut into a coil, the coil is subjected to oil pre-soaking, asphalt coating on the upper surface and the lower surface, film covering and cooling, and then the coil is formed, so that a final finished product is obtained.
The invention has the beneficial effects that:
the invention can produce products with better quality by adopting the same raw materials; the process can reduce the longitudinal and transverse differences of the product, improve the stability of the product, improve the performance of the product and reduce the manufacturing cost; the dipping effect of the customers is enhanced, and the yield increasing and speed increasing of the customers are facilitated; the two-dimensional structure of the waterproof roll is optimized into a three-dimensional structure, so that the using effect of a client is enhanced; the stability of the waterproof coiled material is enhanced, and the capability of resisting severe environment is improved.
The addition of one to two rows of draft devices has the following main effects: the more the number of layers of the first point lapping is, the smaller the relative difference of unit area is, and the better the integral uniformity is; the more the second point lapping layer number is, the more complicated the product space structure is after the subsequent needling; the more the layer number of the third point lapping layer is, the smaller the difference between the longitudinal fiber arrangement and the transverse fiber arrangement of the product is, and the smaller the difference between the longitudinal performance and the transverse performance of the product is.
The multi-layer web laying process can optimize uniformity problems in the production of various nonwoven fabrics and optimize product cross-machine direction performance differences, such as filter product requirements for product uniformity (e.g., filter performance per unit area), which can be addressed by multi-layer web constructions.
Drawings
FIG. 1 is a process flow diagram of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example 1
A process suitable for implementing a multi-ply of nonwoven fabric, comprising the steps of:
pre-crystallizing and drying a raw material, wherein the raw material is polyethylene terephthalate, short for PET slices, pre-crystallizing the PET slices in a crystallization boiling bed, simultaneously performing pulse air blowing to uniformly heat the PET slices, and then drying, wherein the water content of the dried PET slices is lower than 40 ppm; and (3) extruding and melting the dried PET chips to a screw rod through a feeding system (vacuum suction), and changing the PET chips into liquid melt after melting. Filtering the liquid melt by a filter, metering the PET melt by a metering pump, flowing into a spinning box for spinning, spraying out from a spinning hole of a sand bucket type spinning assembly, cooling by cross air blowing, cooling into filaments, and then feeding into a negative pressure drafting system to obtain polyester filaments; the polyester filament yarns are transmitted to a yarn swinging motor from a drafting pipeline and then scattered to a net forming curtain through a motor rocker arm to form a fiber net;
the fiber bundles are uniformly paved on a web forming curtain under the reciprocating drive of a swinging sheet on a fiber swinging device to form a fiber layer, four rows of fiber swinging devices driven by a fiber swinging motor are respectively a first fiber swinging device, a second fiber swinging device, a third fiber swinging device and a fourth fiber swinging device, and 16 bits of each row respectively correspond to an upper metering pump; because the yarn swinging devices are arranged in four rows, eight layers of composite fiber layers are formed; the four rows of wire swaying devices simultaneously scatter the wires on the net forming curtain in a swaying mode, and the movement direction of the net forming curtain is from the first wire swaying device to the fourth wire swaying device; the net laying mode is inclined net straight laying;
the mode of four rows of wire arranging devices can reduce the longitudinal and transverse difference of products, improve the uniformity and stability of the products and ensure that the quality of the products is better. Meanwhile, under the condition of meeting the performance indexes of the non-woven fabric with the same requirement, the used raw materials are less. The more the number of layers of the lapping layers is, the smaller the relative difference of unit area is, and the better the integral uniformity is; the more complex the spatial structure of the product after subsequent needling; the difference between the longitudinal fiber arrangement and the transverse fiber arrangement of the product is smaller, and the difference between the longitudinal performance and the transverse performance of the product is smaller.
After the net is laid, consolidation is carried out in a needling mode; the needling mode comprises needling by a pre-needling machine and a main needling machine; drying through a single rotary screen after finishing needling; the needling mode is swing arm reciprocating needling, an R-shaped needle of a starry sky is used for pre-needling, and a C-shaped needle of an Eastus is used for main needling.
Preheating by a single rotary screen and shaping by a hot rolling mill, subsequently soaking by a gum dipping machine with proper starch water solution, preheating the surface of low-temperature wet cloth in a four-drying barrel, then entering eight rotary screens for hot air to penetrate and dry to obtain an unfinished finished product, perforating by reciprocating operation of a perforating machine, and cutting into a coil. The single cylinder temperature is 172 ℃ and the fan frequency is 35 HZ; the temperature of the hot rolling mill is 190 ℃; the temperature of the drying barrel is 110 ℃; eight circular screens: cylinder one zone (cylinder one/two) 175 ℃; 195 ℃ in a cylinder mould second area (cylinder mould three/four); 215 ℃ for three cylinder dies (five/six cylinder dies); 220 ℃ in a cylinder mould four area (cylinder mould seven/eight); the frequencies from the cylinder one fan to the cylinder eight fan are 35/36/38/38/38/38/36/34 respectively; the cylinder dehumidifying fan 38 HZ.
And (4) cutting into strips and coiling, pre-soaking in oil, coating asphalt on the upper and lower surfaces, laminating, cooling and coiling to obtain the final finished product.
The punching step comprises the following steps: drive the mechanism of punching through connecting the cylinder and punch the processing to the non-woven fabrics surface, after punching, drive perforating device through the lift cylinder and rise to reset, the non-woven fabrics that is located the perforating device below at present is punched the back, drives the non-woven fabrics through the traction unit and carries suitable distance forward for the non-punching part of rear non-woven fabrics is carried and is tightened perforating device under, repeats the above-mentioned step and punches processing to this part non-woven fabrics. The hole is a through hole and is circular, and the area of the through hole is/0.4-0.8 cm2And 30-120 through holes are evenly distributed in each square meter.
Better infiltration PET layer on the pitch layer that can make PET top and below through punching becomes spatial structure, makes the adhesion properties of pitch better, makes the resistance to thermal expansion and contraction performance of non-woven fabrics better simultaneously, forms better shrink performance, more is applicable to adverse circumstances such as high temperature, low temperature. Meanwhile, the two-dimensional structure of the waterproof roll is optimized into a three-dimensional structure, so that the using effect of a client is enhanced; the stability of the waterproof coiled material is enhanced, and the capability of resisting severe environment is improved.
Example 2
Table 200g/m below2According to the test result, the more the number of the superimposed layers is, the higher the product transverse lifting is, but the longitudinal elongation of the original cloth is accelerated to be reduced, so that the best effect of the four-row wire arranging motor is obtained according to the production situation of a company.
| 200g raw cloth test | Transverse strength N | Longitudinal extension% |
| Two-row swing wire motor | 701N | 50.2 |
| Three-row wire swinging motor | 722N | 49.6 |
| Four-row wire swinging motor | 746N | 48.8 |
| Five-row wire swinging motor | 763N | 47.0 |
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. The claims should not be construed to limit the claims to which they pertain.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A process suitable for the realization of a multi-ply of non-woven fabric, characterized in that it comprises the following steps:
pre-crystallizing and drying the PET slices, extruding and melting the dried PET slices to a screw through a feeding system, and changing the PET slices into liquid PET melt after melting; enabling the PET solution to flow into a spinning box body for spinning, spraying out from a spinning hole of a sand drum type spinning assembly, cooling by cross air blowing, cooling to form filaments, and then enabling the filaments to enter a negative pressure drafting system to obtain polyester filaments; the polyester filament yarns are transmitted to a yarn swinging motor from a drafting pipeline and then scattered to a net forming curtain through a motor rocker arm to form a fiber net; the fiber bundles are evenly paved on the web forming curtain under the reciprocating driving of the swinging pieces on the fiber swinging device to form fiber layers, and the fiber swinging device driven by the fiber swinging motor is provided with four rows to form eight layers of composite fiber layers; after the net is laid, consolidation is carried out in a needling mode; preheating by a single rotary screen and shaping by a hot rolling mill, soaking starch aqueous solution by a dipping machine, preheating the surface of low-temperature wet cloth in a four-drying barrel, then entering eight rotary screens for hot air to penetrate and dry to obtain an unfinished finished product, perforating by reciprocating operation of a perforating machine, and cutting into breadth and coiling.
2. The process for realizing a multi-layer of non-woven fabrics as claimed in claim 1, wherein the PET slices are pre-crystallized in a crystallization boiling bed, pulse air blowing is carried out simultaneously, so that the PET slices are heated uniformly, and then drying is carried out, wherein the water content of the dried PET slices is lower than 40 ppm.
3. The process for realizing a multilayer nonwoven fabric according to claim 1, characterized in that the liquid melt is filtered through a filter, and the PET melt is metered from a metering pump and flows into a spinning manifold for spinning.
4. The process for realizing a multi-ply of non-woven fabric as claimed in claim 1, wherein the lapping is performed by inclined wire straight lapping.
5. The process for realization of a multi-ply of nonwoven fabrics according to claim 1 wherein the needling pattern comprises needling by means of a pre-needling machine and a main needling machine.
6. The process for realization of a multi-ply of nonwoven fabric as claimed in claim 5 wherein the needling is swing arm reciprocating needling, with star R needles for pre-needling and with C needles for main needling.
7. The process for realising a multi-ply of non-woven fabrics according to claim 1, characterised in that the single cylinder mould temperature is 172 ℃ fan frequency 35 HZ; the temperature of the hot rolling mill is 190 ℃; the temperature of the drying barrel is 110 ℃; eight circular screens: 175 ℃ in the first area of the cylinder; 195 ℃ in a second cylinder mould area; a third area of the cylinder mould is 215 ℃; the four areas of the cylinder mould are 220 ℃; the frequencies from the cylinder one fan to the cylinder eight fan are 35/36/38/38/38/38/36/34 respectively; the cylinder dehumidifying fan 38 HZ.
8. The process for realising a multi-ply of non-woven fabric according to claim 1, characterised in that said perforating step consists in: drive the mechanism of punching through connecting the cylinder and punch the processing to the non-woven fabrics surface, after punching, drive perforating device through the lift cylinder and rise to reset, the non-woven fabrics that is located the perforating device below at present is punched the back, drives the non-woven fabrics through the traction unit and carries suitable distance forward for the non-punching part of rear non-woven fabrics is carried and is tightened perforating device under, repeats the above-mentioned step and punches processing to this part non-woven fabrics.
9. The process for realizing a multi-layer of non-woven fabrics as claimed in claim 1, wherein the holes are through holes with a circular shape, and the area of the through holes is/0.4-0.8 cm2And 30-120 through holes are evenly distributed in each square meter.
10. The process suitable for realizing the multi-layering of the non-woven fabric according to claim 1, wherein the finished product is obtained after the non-woven fabric is cut into a roll, pre-soaked in oil, coated with asphalt on the upper and lower surfaces, and coated with a film and cooled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111506377.0A CN114481453A (en) | 2021-12-10 | 2021-12-10 | Process suitable for realizing multi-layer of non-woven fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111506377.0A CN114481453A (en) | 2021-12-10 | 2021-12-10 | Process suitable for realizing multi-layer of non-woven fabric |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114481453A true CN114481453A (en) | 2022-05-13 |
Family
ID=81492136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111506377.0A Pending CN114481453A (en) | 2021-12-10 | 2021-12-10 | Process suitable for realizing multi-layer of non-woven fabric |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114481453A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4853059A (en) * | 1971-11-09 | 1973-07-25 | ||
| JPH04352863A (en) * | 1991-05-29 | 1992-12-07 | Mitsui Petrochem Ind Ltd | Production of nonwoven fabric |
| JP2005048325A (en) * | 2003-07-29 | 2005-02-24 | Yosho Rin | Apparatus for producing nonwoven fabric |
| CN201738109U (en) * | 2010-08-05 | 2011-02-09 | 盐城德鹰非织材料有限公司 | Production line of nonwoven fabric by mechanical drafting spun-bond process |
| CN103031669A (en) * | 2012-12-31 | 2013-04-10 | 南京理工大学 | Preparation method of zirconia fiber needling blanket |
| CN103205902A (en) * | 2013-03-05 | 2013-07-17 | 大连华阳化纤科技有限公司 | Production method of polyester filament spunbonded needle-punched felt base |
| CN203346598U (en) * | 2013-07-05 | 2013-12-18 | 长沙建益新材料有限公司 | Machine for lapping geotextiles on inclined curtain |
| CN206580976U (en) * | 2017-03-08 | 2017-10-24 | 绍兴励达无纺布有限公司 | A kind of double manifold systems for producing long filament geotextiles |
| CN110093718A (en) * | 2018-01-31 | 2019-08-06 | 赖芬豪泽机械工厂有限及两合有限公司 | Spun-bonded non-woven fabrics laminated product and method and apparatus for manufacturing laminated product |
| CN111409130A (en) * | 2020-03-31 | 2020-07-14 | 郭召勋 | Environment-friendly non-woven fabric processing method |
| CN113026213A (en) * | 2021-03-02 | 2021-06-25 | 佛山市南海中邦无纺有限公司 | Gradient fiber non-woven fabric and spinning equipment and manufacturing method thereof |
-
2021
- 2021-12-10 CN CN202111506377.0A patent/CN114481453A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4853059A (en) * | 1971-11-09 | 1973-07-25 | ||
| JPH04352863A (en) * | 1991-05-29 | 1992-12-07 | Mitsui Petrochem Ind Ltd | Production of nonwoven fabric |
| JP2005048325A (en) * | 2003-07-29 | 2005-02-24 | Yosho Rin | Apparatus for producing nonwoven fabric |
| CN201738109U (en) * | 2010-08-05 | 2011-02-09 | 盐城德鹰非织材料有限公司 | Production line of nonwoven fabric by mechanical drafting spun-bond process |
| CN103031669A (en) * | 2012-12-31 | 2013-04-10 | 南京理工大学 | Preparation method of zirconia fiber needling blanket |
| CN103205902A (en) * | 2013-03-05 | 2013-07-17 | 大连华阳化纤科技有限公司 | Production method of polyester filament spunbonded needle-punched felt base |
| CN203346598U (en) * | 2013-07-05 | 2013-12-18 | 长沙建益新材料有限公司 | Machine for lapping geotextiles on inclined curtain |
| CN206580976U (en) * | 2017-03-08 | 2017-10-24 | 绍兴励达无纺布有限公司 | A kind of double manifold systems for producing long filament geotextiles |
| CN110093718A (en) * | 2018-01-31 | 2019-08-06 | 赖芬豪泽机械工厂有限及两合有限公司 | Spun-bonded non-woven fabrics laminated product and method and apparatus for manufacturing laminated product |
| CN111409130A (en) * | 2020-03-31 | 2020-07-14 | 郭召勋 | Environment-friendly non-woven fabric processing method |
| CN113026213A (en) * | 2021-03-02 | 2021-06-25 | 佛山市南海中邦无纺有限公司 | Gradient fiber non-woven fabric and spinning equipment and manufacturing method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 陈登智等, 中国环境科学出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106313747B (en) | A kind of production technology of wiping degradable composite non-weaving cloth | |
| US20020157766A1 (en) | Process for producing a nonwoven material, plant for implementing it and nonwoven thus obtained | |
| US11920268B2 (en) | System and process for preparing polylactic acid nonwoven fabrics | |
| US20060225228A1 (en) | Nonwoven fabrics having intercalated three-dimensional images | |
| US6629340B1 (en) | Acoustic underlayment for pre-finished laminate floor system | |
| CN105401332A (en) | Method and equipment preparing viscose filament non-woven fabric through wet spinning technology | |
| KR102469632B1 (en) | Hydraulically treated nonwoven fabric and its manufacturing method | |
| US6430788B1 (en) | Hydroentangled, low basis weight nonwoven fabric and process for making same | |
| CN101195282A (en) | Elastic laminated product and manufacturing technology thereof | |
| CN105316869A (en) | Technology and equipment for making pure chitosan fiber filament non-woven fabric based on wet spinning technology | |
| CN205970197U (en) | Clean and separate compound non -weaving cloth with high -fall | |
| CN114481453A (en) | Process suitable for realizing multi-layer of non-woven fabric | |
| KR101252341B1 (en) | Polypropylene needle-punching non-woven fabric for an oil-absorber having excellent mechanical strength and manufacturing method thereof | |
| CN105297284B (en) | A kind of manufacture method of nonwoven needled jacquard pad | |
| CN201931651U (en) | Composite hot-melting water adsorption needle-punched non-woven fabric | |
| CN107354591A (en) | The wet-laying mechanism of continuous yarn non-woven fabrics is prepared based on wet spinning technology | |
| CN116837536A (en) | Preparation method and device of multilayer composite non-woven fabric | |
| CN109881420B (en) | Tentering and heat setting process for spun-bonded spunlace non-woven fabric | |
| US6878648B2 (en) | Regionally imprinted nonwoven fabric | |
| CN209493687U (en) | A kind of superfine fibre mesh non-woven fabrics | |
| US8807175B2 (en) | Method for manufacturing weaving material from nonwoven | |
| CN220763771U (en) | Reticulate pattern non-woven fabric | |
| CN220031417U (en) | Multipurpose separation production device for non-woven fabric | |
| CN116219639A (en) | Preparation method of bi-component spunbonded wiping material with three-dimensional structure | |
| JPH0533251A (en) | Conveyor for waterflow interlacing web and production of waterflow-interlaced nonwoven fabric |
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 |