CN107988714A - A kind of geotechnological cloth production process of polypropylene spunbond hot wind consolidation - Google Patents
A kind of geotechnological cloth production process of polypropylene spunbond hot wind consolidation Download PDFInfo
- Publication number
- CN107988714A CN107988714A CN201711470513.9A CN201711470513A CN107988714A CN 107988714 A CN107988714 A CN 107988714A CN 201711470513 A CN201711470513 A CN 201711470513A CN 107988714 A CN107988714 A CN 107988714A
- Authority
- CN
- China
- Prior art keywords
- wire
- hot wind
- melt
- speed
- consolidation
- 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
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
- D04H3/007—Addition polymers
-
- 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
- D01D13/00—Complete machines for producing artificial threads
-
- 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
- D04H3/03—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 at random
-
- 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
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D10B2321/02—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins
- D10B2321/022—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins polypropylene
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2505/00—Industrial
- D10B2505/20—Industrial for civil engineering, e.g. geotextiles
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Nonwoven Fabrics (AREA)
- Artificial Filaments (AREA)
Abstract
A kind of geotechnological cloth production process of polypropylene spunbond hot wind consolidation, step is as follows for of the invention realizing:(1) stock up；(2) feedstock transportation, melt extruded；(3) filter, spinning；(4) side-blown air cooling；(5) air drawing；(6) electrostatic sub-wire, pendulum wire；(7) lapping；(8) pre- hot rolling, hot wind consolidation；(9) trimming is wound；(10) examine, packaging；(11) pack.The present invention overcomes some drawbacks of needle fabric, and use polypropylene fibre raw material, with ventilative water permeability is good, stiffness is good, foldable, surface is smooth, compactness is good, without any chemical adhesive etc., more acid and alkali-resistance, not burn into do not damage by worms, antioxygenic property, become a kind of highly desirable geotextile material.
Description
Technical field
The present invention provides a kind of preparation method of synthetic fibers nonwoven products.
Background technology
Geotextiles have outstanding filtering, draining, isolation, reinforcement, protective action, and currently used geotextiles are mostly to spin
Bonding needle fabric, but since needle fabric is influenced be subject to factors such as pin holes, it is uneven there are hole and fine and close
The poor, surface irregularity of property, stiffness be bad, not foldable, be not easily cleaned, restrict its application scope, surface irregularity and
Mutually sliding causes easily to damage and come off during use between fiber.
Geotextiles are mainly used in infrastructure construction field, such as water conservancy, electric power, railway, highway, harbour, building, machine
, enclose and cultivate, environmental protection, in the items engineering such as military affairs.Utilize the production method of polypropylene spunbond hot wind consolidation geotextiles, product water penetration
Height, under the pressure of Tu Shui, remains to keep good water penetration, and acid and alkali-resistance, does not corrode, do not damage by worms, anti-oxidant, long silk spinning
Bonding items mechanical property is very excellent, and construction is simple is light-weight, easy to use, and the method for the present invention is in raw material selecting party
Face, resistance to acid and alkali, wearability, dimensional stability, hydrolytic stability and resistance to the damaging by worms property of polypropylene fibre, better than other synthetic fibers.
Product of the present invention is a kind of very vital new engineering material, has ten in the engineerings such as water conservancy, traffic and civil engineering
Divide wide application prospect.
The content of the invention
A kind of product of present invention offer is good with bulkiness, ventilative water permeability, and strength is high, modulus is big, speed of production
It is high, energy consumption is low, acid and alkali-resistance, not burn into do not damage by worms, the geotechnological cloth production process of oxidation resistant polypropylene spunbond hot wind consolidation.
The concrete operations of the present invention are as follows：
(1) stock up：Isotactic structure polyacrylic polymer of the melt index more than 15 is cut into slices, or polymer powder, throw
It is put in feeding chamber；
(2) feedstock transportation, melt extruded：Pp material is by being transported to batch can, through the automation charging system in batch can
System control enters in screw extruder, and melt extruded becomes melt state, and screw extruder draw ratio is more than 28, screw extruder
220 DEG C~270 DEG C of operating temperature；
(3) filter, spinning：Melt polypropylene enters spinning manifold by fondant filter filtering, is quantitatively squeezed through metering pump
Pressure, sprays in spinneret, pressure 8Mpa~12Mpa after filter filter, 240 DEG C~270 DEG C of spinning temperature；
(4) side-blown air cooling：The melt filament come out from spinneret passes through side-blown air cooling, 15 DEG C of quenching air temperature
~20 DEG C, relative humidity is more than 70%, air passage static pressure 300pa~600pa, wind speed 0.8m/s~1.2m/s；
(5) air drawing：Air drawing is carried out while cooling, fibre bundle is obtained excellent mechanical property, air-flow
Drawing-off pressure 0.5Mpa~0.8Mpa, draft speed are more than 4800m/min, and strength of filament is more than 4.2CN/dtex；
(6) electrostatic sub-wire, pendulum wire：Fibre bundle after drawing-off is uniform through electrostatic sub-wire device sub-wire, pendulum wire device high frequency pendulum wire
It is distributed on lapping machine, sub-wire device voltage 8000v~14000v, pendulum wire device frequency 600n/min~800n/min, amplitude of oscillation 40mm~
65mm；
(7) lapping：Filament fiber forms uniform web on lapping machine, lapping machine process speed 9m/min~25m/min,
Inhale net wind speed 2m/min~8m/min；
(8) pre- hot rolling, hot wind consolidation：Fibre web from lapping machine is preheated to be rolled and is sent to hot wind consolidation device and is reinforced,
Pre- 120 DEG C~150 DEG C of hot-rolled temperature, the hot blast temperature of hot wind consolidation device is 130 DEG C~150 DEG C；
(9) trimming is wound：Last automatic trimming winding, winding speed 9m/min~26m/min；
(10) examine：The examination and test of products, cutting；
(11) pack：The grammes per square metre of product is 50g/m2~300g/m2, and product breadth is 1.6m~8.0m, and fibre single thread is fine
It is 9m/min~25m/min to spend for 8dpf~12dpf, speed of production.
The present invention has the following advantages that compared with prior art：The polypropylene spunbond hot wind obtained using the method for the present invention is consolidated
Geotextiles, due to the method using spun-bond process hot wind consolidation, occur glassy state, high-elastic using synthetic fibers in succession at high temperature
State, softening state and melt-flow, to make fiber surface mutually fuse, make it have the fiber intersection points bonding consolidation style of uniqueness
And every very excellent mechanical performance, so as to overcome some drawbacks of needle fabric, and polypropylene fibre raw material is used, tool
Have that ventilative water permeability is good, stiffness is good, foldable, surface is smooth, compactness is good, without any chemical adhesive etc., it is more resistance to
Soda acid, not burn into are not damaged by worms, antioxygenic property, are become a kind of highly desirable geotextile material, be can be applied to geology feelings
The beach of condition complexity, the settlement of foundation of marsh region handle the anti-of the medium-to-high grade soil engineering drainage material of engineering, river dyke and bank protection
Wash away the material, reinforcement material that the supporting material of Rail Highway and airfield runway roadbed, marshland are repaired the roads, frost prevention, antifreeze
Thermal insulation material, the cracking -resistant material of bituminous paving, environment-friendly materials etc..
Brief description of the drawings
Fig. 1 is the process flow diagram of the present invention.
Embodiment
Embodiment 1：
The concrete operations of the present invention are as follows：
(1) stock up：The isotactic structure polyacrylic polymer that melt index is 35 is cut into slices, or polymer powder, launch
In feeding chamber；
(2) feedstock transportation, melt extruded：Pp material is by being transported to batch can, through the automation charging system in batch can
System control enters in screw extruder, and melt extruded becomes melt state, screw extruder draw ratio 30, each area of screw extruder
220 DEG C, 225 DEG C, 230 DEG C, 235 DEG C, 235 DEG C, 240 DEG C, 240 DEG C of operating temperature；
(3) filter, spinning：Melt polypropylene enters spinning manifold by fondant filter filtering, is quantitatively squeezed through metering pump
Pressure, sprays in spinneret, pressure 8Mpa after filter filter, 240 DEG C of spinning temperature；
(4) side-blown air cooling：The melt filament come out from spinneret is by side-blown air cooling, cross air blasting wind speed 0.8m/s,
20 DEG C of wind pushing temperature, air passage static pressure 300pa, relative humidity 70%；
(5) air drawing：Air drawing is carried out while cooling, fibre bundle is obtained excellent mechanical property, air-flow
Drawing-off pressure 0.5Mpa, draft speed 5500m/min, strength of filament are more than 4.2CN/dtex,；
(6) electrostatic sub-wire, pendulum wire：Fibre bundle after drawing-off is uniform through electrostatic sub-wire device sub-wire, pendulum wire device high frequency pendulum wire
It is distributed on lapping machine, sub-wire device voltage 8000v, pendulum wire device frequency 600n/min, amplitude of oscillation 45mm；
(7) lapping：Filament fiber forms uniform web, lapping machine process speed 25m/min, main air draught area on lapping machine
Net wind speed 7m/min is inhaled, net wind speed 2m/min is inhaled in auxiliary air draught area；
(8) pre- hot rolling, hot wind consolidation：Fibre web from lapping machine is preheated to be rolled and is sent to hot wind consolidation device and is reinforced,
Pre- 120 DEG C of hot-rolled temperature, the hot blast temperature of hot wind consolidation device is 130 DEG C；
(9) trimming is wound：Last automatic trimming winding, winding speed 25.3m/min；
(10) examine：The examination and test of products, cutting；
(11) pack：The grammes per square metre of product is 70g/m2, and product breadth is 8m, and filament number is controlled in 8dpf, speed of production
For 25m/min.
Embodiment 2：
The concrete operations of the present invention are as follows：
(1) stock up：The isotactic structure polyacrylic polymer that melt index is 18 is cut into slices, or polymer powder, launch
In feeding chamber；
(2) feedstock transportation, melt extruded：Pp material is by being transported to batch can, through the automation charging system in batch can
System control enters in screw extruder, and melt extruded becomes melt state, screw extruder draw ratio 30, each area of screw extruder
220 DEG C, 240 DEG C, 250 DEG C, 260 DEG C, 265 DEG C, 270 DEG C, 270 DEG C of operating temperature；
(3) filter, spinning：Melt polypropylene enters spinning manifold by fondant filter filtering, is quantitatively squeezed through metering pump
Pressure, sprays in spinneret, pressure 12Mpa after filter filter, 270 DEG C of spinning temperature；
(4) side-blown air cooling：The melt filament come out from spinneret is by side-blown air cooling, cross air blasting wind speed 1.0m/s,
17 DEG C of wind pushing temperature, air passage static pressure 500pa, relative humidity 78%；
(5) air drawing：Air drawing is carried out while cooling, fibre bundle is obtained excellent mechanical property, air-flow
Drawing-off pressure 0.6Mpa, draft speed 5200m/min, strength of filament are more than 4.2CN/dtex,；
(6) electrostatic sub-wire, pendulum wire：Fibre bundle after drawing-off is uniform through electrostatic sub-wire device sub-wire, pendulum wire device high frequency pendulum wire
It is distributed on lapping machine, sub-wire device voltage 10000v, pendulum wire device frequency 750n/min, amplitude of oscillation 50mm；
(7) lapping：Filament fiber forms uniform web, lapping machine process speed 18m/min, main air draught area on lapping machine
Net wind speed 6m/min is inhaled, net wind speed 2m/min is inhaled in auxiliary air draught area；
(8) pre- hot rolling, hot wind consolidation：Fibre web from lapping machine is preheated to be rolled and is sent to hot wind consolidation device and is reinforced,
Pre- 138 DEG C of hot-rolled temperature, the hot blast temperature of hot wind consolidation device is 145 DEG C；
(9) trimming is wound：Last automatic trimming winding, winding speed 18.2m/min；
(10) examine：The examination and test of products, cutting；
(11) pack：The grammes per square metre of product is 150g/m2, and product breadth is 7.0m, and filament number control is in 10dpf, production
Speed is 18m/min.
Embodiment 3：
The concrete operations of the present invention are as follows：
(1) stock up：The isotactic structure polyacrylic polymer that melt index is 18 is cut into slices, or polymer powder, launch
In feeding chamber；
(2) feedstock transportation, melt extruded：Pp material is by being transported to batch can, through the automation charging system in batch can
System control enters in screw extruder, and melt extruded becomes melt state, screw extruder draw ratio 30, each area of screw extruder
220 DEG C, 240 DEG C, 250 DEG C, 260 DEG C, 265 DEG C, 270 DEG C, 270 DEG C of operating temperature；
(3) filter, spinning：Melt polypropylene enters spinning manifold by fondant filter filtering, is quantitatively squeezed through metering pump
Pressure, sprays in spinneret, pressure 12Mpa after filter filter, 270 DEG C of spinning temperature；
(4) side-blown air cooling：The melt filament come out from spinneret is by side-blown air cooling, cross air blasting wind speed 1.2m/s,
15 DEG C of wind pushing temperature, air passage static pressure 600pa, relative humidity 82%；
(5) air drawing：Air drawing is carried out while cooling, fibre bundle is obtained excellent mechanical property, air-flow
Drawing-off pressure 0.80Mpa, draft speed 5000m/min, strength of filament are more than 4.2CN/dtex,；
(6) electrostatic sub-wire, pendulum wire：Fibre bundle after drawing-off is uniform through electrostatic sub-wire device sub-wire, pendulum wire device high frequency pendulum wire
It is distributed on lapping machine, sub-wire device voltage 14000v, pendulum wire device frequency 800n/min, amplitude of oscillation 60mm；
(7) lapping：Filament fiber forms uniform web, lapping machine process speed 9m/min, main air draught area on lapping machine
Net wind speed 5m/min is inhaled, net wind speed 2m/min is inhaled in auxiliary air draught area；
(8) pre- hot rolling, hot wind consolidation：Fibre web from lapping machine is preheated to be rolled and is sent to hot wind consolidation device and is reinforced,
Pre- 150 DEG C of hot-rolled temperature, the hot blast temperature of hot wind consolidation device is 150 DEG C；
(9) trimming is wound：Last automatic trimming winding, winding speed 9.1m/min；
(10) examine, packaging：The examination and test of products, cutting；
(11) pack：The grammes per square metre of product is 300g/m2, and product breadth is 4.5m, and filament number control is in 12dpf, production
Speed is 9m/min.
Claims (1)
- A kind of 1. geotechnological cloth production process of polypropylene spunbond hot wind consolidation, it is characterised in that：The concrete operations of the present invention are as follows：(1) stock up：Isotactic structure polyacrylic polymer of the melt index more than 15 is cut into slices, or polymer powder, it is invested in In feeding chamber；(2) feedstock transportation, melt extruded：Pp material is by being transported to batch can, through the automation charging system control in batch can System enters in screw extruder, and melt extruded becomes melt state, and screw extruder draw ratio is more than 28, screw extruder work 220 DEG C~270 DEG C of temperature；(3) filter, spinning：Melt polypropylene enters spinning manifold by fondant filter filtering, is quantitatively extruded through metering pump, Sprayed in spinneret, pressure 8Mpa~12Mpa after filter filter, 240 DEG C~270 DEG C of spinning temperature；(4) side-blown air cooling：The melt filament come out from spinneret passes through side-blown air cooling, quenching air temperature 15 DEG C~20 DEG C, relative humidity is more than 70%, air passage static pressure 300pa~600pa, wind speed 0.8m/s~1.2m/s；(5) air drawing：Air drawing is carried out while cooling, fibre bundle is obtained excellent mechanical property, air drawing Pressure 0.5Mpa~0.8Mpa, draft speed are more than 4800m/min, and strength of filament is more than 4.2CN/dtex；(6) electrostatic sub-wire, pendulum wire：Fibre bundle after drawing-off is evenly distributed in through electrostatic sub-wire device sub-wire, pendulum wire device high frequency pendulum wire On lapping machine, sub-wire device voltage 8000v~14000v, pendulum wire device frequency 600n/min~800n/min, amplitude of oscillation 40mm~65mm；(7) lapping：Filament fiber forms uniform web on lapping machine, and lapping machine process speed 9m/min~25m/min, inhales net Wind speed 2m/min~8m/min；(8) pre- hot rolling, hot wind consolidation：Fibre web from lapping machine is preheated to be rolled and is sent to hot wind consolidation device and is reinforced, and is preheated 120 DEG C~150 DEG C of temperature is rolled, the hot blast temperature of hot wind consolidation device is 130 DEG C~150 DEG C；(9) trimming is wound：Last automatic trimming winding, winding speed 9m/min~26m/min；(10) examine：The examination and test of products, cutting；(11) pack：The grammes per square metre of product is 50g/m2~300g/m2, product breadth is 1.6m~8.0m, and fibre single thread fiber number is 8dpf~12dpf, speed of production are 9m/min~25m/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711470513.9A CN107988714A (en) | 2017-12-29 | 2017-12-29 | A kind of geotechnological cloth production process of polypropylene spunbond hot wind consolidation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711470513.9A CN107988714A (en) | 2017-12-29 | 2017-12-29 | A kind of geotechnological cloth production process of polypropylene spunbond hot wind consolidation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107988714A true CN107988714A (en) | 2018-05-04 |
Family
ID=62042253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711470513.9A Pending CN107988714A (en) | 2017-12-29 | 2017-12-29 | A kind of geotechnological cloth production process of polypropylene spunbond hot wind consolidation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107988714A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109208181A (en) * | 2018-10-24 | 2019-01-15 | 大连华阳新材料科技股份有限公司 | A kind of online screening lattice cloth production process of Spunbond/Needling Nonwovens |
| CN114182382A (en) * | 2021-12-08 | 2022-03-15 | 大连华阳百科科技有限公司 | Preparation method of PP (polypropylene) profiled fiber |
| CN116219640A (en) * | 2022-12-28 | 2023-06-06 | 大连华阳百科科技有限公司 | Production method of polyester-polypropylene composite double-component mechanical drafting net-forming non-woven fabric |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102995400A (en) * | 2012-11-13 | 2013-03-27 | 山东俊富非织造材料有限公司 | Finishing method for non-woven fabrics with high isolation performance and materials of non-woven fabrics with high isolation performance |
| CN103088557A (en) * | 2013-01-29 | 2013-05-08 | 大连华阳化纤科技有限公司 | Producing method of double-component spun-bonded hot wind concretion non woven |
| CN103215752A (en) * | 2012-01-19 | 2013-07-24 | 佛山市南海必得福无纺布有限公司 | Long-acting anti-acarid, mildew-proof and anti-bacterial PP (Polypropylene) non-woven fabric and preparation method thereof |
| CN103320968A (en) * | 2013-07-12 | 2013-09-25 | 天津工业大学 | Manufacturing method for filament non-woven fabric |
| US20150123304A1 (en) * | 2013-11-01 | 2015-05-07 | The Procter & Gamble Company | Nonwoven web material including fibers formed of rcecycled polyester, and methods for producing |
| CN104775235A (en) * | 2015-03-12 | 2015-07-15 | 绍兴励达无纺布有限公司 | Production line for polypropylene spunbonded needle-punched geotechnical cloth and manufacturing method |
-
2017
- 2017-12-29 CN CN201711470513.9A patent/CN107988714A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103215752A (en) * | 2012-01-19 | 2013-07-24 | 佛山市南海必得福无纺布有限公司 | Long-acting anti-acarid, mildew-proof and anti-bacterial PP (Polypropylene) non-woven fabric and preparation method thereof |
| CN102995400A (en) * | 2012-11-13 | 2013-03-27 | 山东俊富非织造材料有限公司 | Finishing method for non-woven fabrics with high isolation performance and materials of non-woven fabrics with high isolation performance |
| CN103088557A (en) * | 2013-01-29 | 2013-05-08 | 大连华阳化纤科技有限公司 | Producing method of double-component spun-bonded hot wind concretion non woven |
| CN103320968A (en) * | 2013-07-12 | 2013-09-25 | 天津工业大学 | Manufacturing method for filament non-woven fabric |
| US20150123304A1 (en) * | 2013-11-01 | 2015-05-07 | The Procter & Gamble Company | Nonwoven web material including fibers formed of rcecycled polyester, and methods for producing |
| CN104775235A (en) * | 2015-03-12 | 2015-07-15 | 绍兴励达无纺布有限公司 | Production line for polypropylene spunbonded needle-punched geotechnical cloth and manufacturing method |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109208181A (en) * | 2018-10-24 | 2019-01-15 | 大连华阳新材料科技股份有限公司 | A kind of online screening lattice cloth production process of Spunbond/Needling Nonwovens |
| CN114182382A (en) * | 2021-12-08 | 2022-03-15 | 大连华阳百科科技有限公司 | Preparation method of PP (polypropylene) profiled fiber |
| CN116219640A (en) * | 2022-12-28 | 2023-06-06 | 大连华阳百科科技有限公司 | Production method of polyester-polypropylene composite double-component mechanical drafting net-forming non-woven fabric |
| CN116219640B (en) * | 2022-12-28 | 2024-07-30 | 大连华阳百科科技有限公司 | Production method of polyester-polypropylene composite double-component mechanical drafting net-forming non-woven fabric |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103088557B (en) | Producing method of double-component spun-bonded hot wind concretion non woven | |
| CN103205902B (en) | Production method of polyester filament spunbonded needle-punched felt base | |
| CN107988714A (en) | A kind of geotechnological cloth production process of polypropylene spunbond hot wind consolidation | |
| CN101302659B (en) | Bi-component polyester coarse fibre, filter material and preparation thereof | |
| CN103074739B (en) | Production method for polypropylene spun-bonded needle-punched geotextile | |
| CN106906710A (en) | A kind of preparation method of pp geo textiles/GSZ composite geotextile material | |
| CN103628256B (en) | A kind of production method of conductive geotextile | |
| CN108893868A (en) | A kind of coarse meltblown non-woven fabrics and preparation method thereof | |
| CN206457605U (en) | A kind of production mechanism of bi-component method hot rolling non-woven fabrics | |
| CN101786293B (en) | Template cloth for pouring concrete and manufacturing method thereof | |
| CN207109253U (en) | Wet method hydro-entangled composite non-woven fabric | |
| CN106515094B (en) | High-performance anti-slip geotextile and preparation method thereof | |
| CN104775235A (en) | Production line for polypropylene spunbonded needle-punched geotechnical cloth and manufacturing method | |
| CN102560903A (en) | Multi-layer composite basalt non-woven material and preparation method thereof | |
| CN106564252B (en) | High-performance geotextile and preparation method thereof | |
| CN106364069B (en) | High-performance composite geotextile and preparation method thereof | |
| CN202559046U (en) | Basalt composite nonwoven material | |
| CN106968051A (en) | The preparation method of polypropylene geotextile composite drainage network with anti-filter drain function | |
| CN102560898B (en) | Basalt composite non-woven fabric production line | |
| CN217378193U (en) | Production equipment for polypropylene and polyester composite filament geotextile and geotextile | |
| CN106739196B (en) | Composite earthwork cloth and preparation method thereof and manufacturing equipment | |
| CN103600531A (en) | Material for manufacturing wet tissues for wiping transparent glassy hard surface and preparation method thereof | |
| CN102733096A (en) | Non-allergenic fully-degradable medical and hygienic non-woven material capable of adjusting moisture | |
| CN103361882B (en) | A kind of chopped fiber needle-punched geotextiles production technology | |
| CN108823812A (en) | One kind washing the Comoposite spunbonded hot rolling hot wind consolidated nonwoven cloth production process of brocade |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180504 |
|
| RJ01 | Rejection of invention patent application after publication |