CN110387640A - A kind of fluorescent nonwoven fabric and preparation method thereof for health product - Google Patents
A kind of fluorescent nonwoven fabric and preparation method thereof for health product Download PDFInfo
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- CN110387640A CN110387640A CN201910540385.3A CN201910540385A CN110387640A CN 110387640 A CN110387640 A CN 110387640A CN 201910540385 A CN201910540385 A CN 201910540385A CN 110387640 A CN110387640 A CN 110387640A
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- fibre
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- fluorescence
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- 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
- D01D5/28—Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
- D01D5/30—Conjugate filaments; Spinnerette packs therefor
- D01D5/34—Core-skin structure; Spinnerette packs therefor
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/06—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyolefin as constituent
-
- 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
- D04H1/541—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres
-
- 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
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/02—Moisture-responsive characteristics
- D10B2401/021—Moisture-responsive characteristics hydrophobic
-
- 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
- D10B2509/00—Medical; Hygiene
- D10B2509/02—Bandages, dressings or absorbent pads
- D10B2509/026—Absorbent pads; Tampons; Laundry; Towels
Abstract
The present invention relates to Strand Feeding Technique field more particularly to a kind of fluorescent nonwoven fabrics and preparation method thereof for health product.The fluorescent nonwoven fabric is by sheath-core bicomponent fibre by heat bonding molding, the sheath-core bicomponent fibre includes super-hydrophobic polypropylene fibrocortex and fluorescence polyethylene fibre sandwich layer, and the fluorescence polyethylene fibre core layer raw material includes polyethylene, coupling agent, bentonite, carbon nanotube and fluorescer.The cortex fusing point of sheath-core bicomponent fibre is lower than sandwich layer, can be achieved with effectively bonding with lower temperature and pressure, and product is made to have good feel；And core material has higher strength, has good mechanical property；Polyethylene fibre sandwich layer containing fluorescer is wrapped up by the polypropylene cortex without containing fluorescer, fluorescer and human skin is avoided directly to contact, the cortex of sheath-core bicomponent fibre is super-hydrophobic polypropylene material, and fluorescent nonwoven fabric is made to have hydrophobic ability, be can be good at for health product field.
Description
Technical field
The present invention relates to Strand Feeding Technique fields more particularly to a kind of for the fluorescent nonwoven fabric of health product and its production side
Method.
Background technique
Non-woven fabrics is also known as nonwoven fabric, is made of fiber orient or random.Because having the appearance and certain property of cloth
Can and be called cloth.Non-woven fabrics has moisture-proof, ventilative, flexible, light, not combustion-supporting, easy decomposition, nontoxic nonirritant, color
The features such as abundant, cheap, recyclable.Such as mostly use polypropylene granules be raw material, through high-temperature fusion, spinneret, paving guiding principle,
Hot pressing is batched continuous one-step and is produced.
Bicomponent nonwoven cloth is one kind of non-woven fabrics, uses the slice raw material of two kinds of different performances by independent
Screw extruder squeeze out after through melt composite spinning networking, reinforcing the Functional Nonwoven Fabrics formed.Bicomponent Spunbond is non-
The great advantage of weaving technology is available different material, the product of different performance is produced by different composite form, greatly
The development space of spunbond nonwoven technology is expanded.
The existing non-woven fabrics for having fluorescent effect can have generally by being coated with fluoresent coating in nonwoven surface
There is illumination effect, it is open if " a kind of non-woven fabrics and preparation method thereof that night can shine " of Publication No. CN108342865A
A kind of non-woven fabrics by being equipped with one layer of luminescent coating layer on the surface for playing batt.
This non-woven fabrics is not suitable for directly contacting with human skin, especially as health such as baby paper diaper or sanitary napkins
When the raw material of product, fluorescent component is possible in direct contact with the skin and causes good influence.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of nonwoven with fluorescent effect suitable for health product
Cloth and preparation method thereof.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows: a kind of fluorescence for health product without
Woven fabric, the fluorescent nonwoven fabric are thermally bonded by sheath-core bicomponent fibre and are formed,
The sheath-core bicomponent fibre is made of the cortex outside sandwich layer and sandwich layer；
The cortex is super-hydrophobic polypropylene fiber；
The sandwich layer is fluorescence polyethylene fibre；
The fluorescence polyethylene fibre includes that the following raw material is prepared: polyethylene, coupling agent, bentonite, carbon nanotube
And fluorescer.
The manufacturing process of above-mentioned fluorescent nonwoven fabric includes:
Step 1: carrying out fluorescence modification to polyethylene, fluorescence polyethylene is obtained；
Step 2: polypropylene and fluorescence polyethylene are put into screw extruder progress melt extruded respectively and each led into molten
Body filter impurity screening and unmelted particle；
Step 3: the polypropylene of molten condition after removal of impurities obtained by step 2 and fluorescence polyethylene are pumped by spinning pump respectively
Enter in same bicomponent spin pack, is spun into sheath-core bicomponent fibre；
Step 4: the polypropylene fibre cortex to sheath-core bicomponent fibre carries out super-hydrophobic processing；
Step 5: the sheath-core bicomponent fibre that processing is completed using in extension apparatus drawing-off to the mesh belt of lapper at
Net；
Step 6: sheath-core bicomponent fibre into the net forms fluorescent nonwoven fabric by hot calendering bonding.
The beneficial effects of the present invention are: the cortex fusing point of sheath-core bicomponent fibre is lower than sandwich layer, with lower temperature
Degree and pressure can be achieved with effectively bonding, and product is made to have good feel；And core material has higher strength, has good
Good mechanical property；
Polyethylene fibre sandwich layer containing fluorescer by without containing fluorescer polypropylene cortex wrap up, avoid fluorescer and
Human skin directly contacts, and the cortex of sheath-core bicomponent fibre is super-hydrophobic polypropylene material, has fluorescent nonwoven fabric thin
Outlet capacity can be good at for health product field, such as the outer shell fabric of baby paper diaper.
Detailed description of the invention
Fig. 1 is the sheath-core bicomponent fibre structural schematic diagram of the specific embodiment of the invention；
Label declaration: 1, cortex 2, sandwich layer.
Specific embodiment
To explain the technical content, the achieved purpose and the effect of the present invention in detail, below in conjunction with embodiment and cooperate attached
Figure is explained.
The most critical design of the present invention is: having fluorescence effect using the fluorescent nonwoven fabric that sheath-core bicomponent fibre makes
It can guarantee that fluorescer will not directly contact human skin while fruit.
Fig. 1 is please referred to, a kind of fluorescent nonwoven fabric for health product, the fluorescent nonwoven fabric is by core/sheath bicomponent fibre
Dimension heat bonding molding,
The sheath-core bicomponent fibre is made of the cortex outside sandwich layer and sandwich layer；
The cortex is super-hydrophobic polypropylene fiber；
The sandwich layer is fluorescence polyethylene fibre；,
The fluorescence polyethylene fibre includes that the following raw material is prepared: polyethylene, coupling agent, bentonite, carbon nanotube
And fluorescer.
As can be seen from the above description, the beneficial effects of the present invention are: the cortex fusing point of sheath-core bicomponent fibre is than core
Layer is low, can be achieved with effectively bonding with lower temperature and pressure, and product is made to have good feel；And core material have compared with
High strength has good mechanical property；Polyethylene fibre sandwich layer containing fluorescer is not contained the polypropylene of fluorescer
Cortex package, avoids fluorescer and human skin from directly contacting, and the cortex of sheath-core bicomponent fibre is super-hydrophobic polypropylene material
Material, makes fluorescent nonwoven fabric have hydrophobic ability, can be good at for health product field, such as the outer layer surface of baby paper diaper
Material.
Further, the fluorescence polyethylene fibre includes that the raw material of following parts by weight is prepared: polyethylene 100, idol
Join agent 5-7, bentonite 18-25, carbon nanotube 4-7, fluorescer 8-15.
The production method of the above-mentioned fluorescent nonwoven fabric for health product, includes the following steps:
Step 1: carrying out fluorescence modification to polyethylene, fluorescence polyethylene is obtained；
Step 2: polypropylene and fluorescence polyethylene are put into screw extruder progress melt extruded respectively and each led into molten
Body filter impurity screening and unmelted particle；
Step 3: the polypropylene of molten condition after removal of impurities obtained by step 2 and fluorescence polyethylene are pumped by spinning pump respectively
Enter in same bicomponent spin pack, is spun into sheath-core bicomponent fibre；
Step 4: the polypropylene fibre cortex to sheath-core bicomponent fibre carries out super-hydrophobic processing；
Step 5: the sheath-core bicomponent fibre that processing is completed using in extension apparatus drawing-off to the mesh belt of lapper at
Net；
Step 6: sheath-core bicomponent fibre into the net forms fluorescent nonwoven fabric by hot calendering bonding.
Further, the step 1 specifically: polyethylene is used into acetone extraction removal impurity and drying；After cleaning
Polyethylene, coupling agent, bentonite, carbon nanotube, fluorescer mix and put into screw extruder be blended squeezing and obtain
Fluorescence polyethylene.
As can be seen from the above description, polyethylene has higher purity after cleaning by acetone, make that after extruding obtain is blended
Fluorescence polyethylene yields it is higher.
Further, the step 4 specifically: using plasma to the polypropylene fibre of sheath-core bicomponent fibre
Cortical surface carries out electric discharge pretreatment；Sheath-core bicomponent fibre, which is placed in swelling solution, is swollen polypropylene fibre cortex
Liquid water-bath is impregnated；The sheath-core bicomponent fibre handled well is placed in the butanone solution of fluorinated acrylate monomer, and is made
Polypropylene fibre cortex is irradiated with ultraviolet reactor, polypropylene fibre cortex is made to carry out ultraviolet radiation graft reaction, finally to poly-
Tacryl cortex obtains super-hydrophobic polypropylene fibrocortex for 24 hours and using oven drying with acetone extraction.
As can be seen from the above description, electric discharge pretreatment is capable of increasing polypropylene surface roughness, increase active site, improves poly-
The grafting rate on propylene surface.
Further, the ingredient of the swelling solution is 1- hydroxycyclohexyl phenyl ketone, acetone and normal heptane.
As can be seen from the above description, it can be made by carrying out swelling treatment to plasma discharge treated polypropylene fibre cortex
Surface molecular chain is loose, and the butanone solution of fluorinated acrylate monomer is enable preferably to permeate, effectively increase polypropylene fibre
The dosage of the butanone solution of cortical surface absorption.
Further, the temperature that the water-bath is impregnated is 70 DEG C, and the time that the water-bath is impregnated is 30-40min.
Further, the step 6 specifically: sheath-core bicomponent fibre into the net is carried out preliminary by hot-air system
After hot sticky merging cold pressing, then hot calendering bonding is carried out by hot roll and forms fluorescent nonwoven fabric.
As can be seen from the above description, first drying using hot-air system sheath-core bicomponent fibre into the net, make skin portion
It is melted in and can be one-step forming at the beginning of non-woven fabrics by cold pressing, be conducive to subsequent non-woven fabrics by hot roll and carry out hot calendering bonding without sending out
It is estranged to dissipate.
Further, the speed that the sheath-core bicomponent fibre passes through hot-air system is 5-12m/min, the hot wind system
The hot blast temperature of system blowout is 165-180 DEG C.
Further, the speed that the sheath-core bicomponent fibre passes through hot roll is 10-13m/min, the hot roll
Temperature be 170-220 DEG C.
Embodiment one
A kind of fluorescent nonwoven fabric for health product, the non-woven fabrics is by sheath-core bicomponent fibre by being thermal bonding to
Type, the sheath-core bicomponent fibre include super-hydrophobic polypropylene fibrocortex and fluorescence polyethylene fibre sandwich layer, the fluorescence
The raw material of polyethylene fibre sandwich layer based on parts by weight are as follows: polyethylene 100, coupling agent 5, bentonite 18, carbon nanotube 4, fluorescence
Agent 8.
Embodiment two
A kind of fluorescent nonwoven fabric for health product, the non-woven fabrics is by sheath-core bicomponent fibre by being thermal bonding to
Type, the sheath-core bicomponent fibre include super-hydrophobic polypropylene fibrocortex and fluorescence polyethylene fibre sandwich layer, the fluorescence
The raw material of polyethylene fibre sandwich layer based on parts by weight are as follows: polyethylene 100, coupling agent 7, bentonite 25, carbon nanotube 7, fluorescence
Agent 15.
Embodiment three
A kind of fluorescent nonwoven fabric for health product, the non-woven fabrics is by sheath-core bicomponent fibre by being thermal bonding to
Type, the sheath-core bicomponent fibre include super-hydrophobic polypropylene fibrocortex and fluorescence polyethylene fibre sandwich layer, the fluorescence
The raw material of polyethylene fibre sandwich layer based on parts by weight are as follows: polyethylene 100, coupling agent 6, bentonite 20, carbon nanotube 5, fluorescence
Agent 11.
Example IV
A kind of production method of the fluorescent nonwoven fabric for health product, which is characterized in that the non-woven fabrics is by core-skin type
For bicomponent fibre by heat bonding molding, the sheath-core bicomponent fibre includes that super-hydrophobic polypropylene fibrocortex and fluorescence are poly-
Vinyl fiber sandwich layer, the raw material of the fluorescence polyethylene fibre sandwich layer based on parts by weight are as follows: polyethylene 100, coupling agent 7, swollen
Moisten native 25, carbon nanotube 7, fluorescer 15；
The manufacturing process of the fluorescent nonwoven fabric includes:
Step 1: polyethylene is used acetone extraction removal impurity and drying；By the polyethylene, coupling agent, swollen after removal of impurities
Profit soil, carbon nanotube, fluorescer, which mix and put into screw extruder be blended squeezing, obtains fluorescence polyethylene；
Step 2: polypropylene and modified fluorescence polyethylene are put into screw extruder progress melt extruded respectively and divided
It is not passed through fondant filter impurity screening and unmelted particle；
Step 3: the polypropylene of molten condition after removal of impurities obtained by step 2 and fluorescence polyethylene are pumped by spinning pump respectively
Enter in same bicomponent spin pack, is spun into sheath-core bicomponent fibre；
Step 4: carrying out pre- place of discharging using polypropylene fibre cortical surface of the plasma to sheath-core bicomponent fibre
Reason；Sheath-core bicomponent fibre is placed in the swelling solution that ingredient is 1- hydroxycyclohexyl phenyl ketone, acetone and normal heptane
Impregnate polypropylene fibre cortex by swelling solution water-bath, the temperature that water-bath is impregnated is 70 DEG C, and the time that the water-bath is impregnated is
30min；The bi-component fibre handled well is placed in the butanone solution of fluorinated acrylate monomer, and uses ultraviolet reactor
Polypropylene fibre cortex is irradiated, polypropylene fibre cortex is made to carry out ultraviolet radiation graft reaction, finally polypropylene fibre cortex is used
Acetone extraction obtains super-hydrophobic polypropylene fibrocortex for 24 hours and using oven drying；
Step 5: the sheath-core bicomponent fibre that processing is completed using in extension apparatus drawing-off to the mesh belt of lapper at
Net；
Step 6: sheath-core bicomponent fibre into the net with the speed of 10m/min by temperature be 165 DEG C of hot-air systems into
After preliminary hot sticky the mergings cold pressing of row, then with 10m/min by the hot roll that temperature is 185 DEG C carry out hot calendering bonding formation fluorescence without
Woven fabric.
Embodiment five
A kind of production method of the fluorescent nonwoven fabric for health product, step major part and phase described in example IV
Together, difference place is step 6 are as follows: sheath-core bicomponent fibre into the net is with the speed of 12m/min by temperature for 180 DEG C
After hot-air system carries out preliminary hot sticky merging cold pressing, then the hot roll that temperature is 215 DEG C is passed through with 13m/min and carries out hot calendering bonding
Form fluorescent nonwoven fabric.
In conclusion the beneficial effects of the present invention are: the cortex fusing point of sheath-core bicomponent fibre is lower than sandwich layer, uses
Lower temperature and pressure can be achieved with effectively bonding, and product is made to have good feel；And core material have it is higher strong
Power has good mechanical property；Polyethylene fibre sandwich layer containing fluorescer is not contained the polypropylene cortex packet of fluorescer
It wraps up in, fluorescer and human skin is avoided directly to contact, the cortex of sheath-core bicomponent fibre is super-hydrophobic polypropylene material, is made glimmering
Light non-woven fabrics has hydrophobic ability, can be good at for health product field, such as the outer shell fabric of baby paper diaper.Poly- second
Alkene has higher purity after cleaning by acetone, makes obtained fluorescence polyethylene yields after extruding is blended higher.Equity
Ionic discharge treated polypropylene fibre cortex, which carries out swelling treatment, can make its surface molecular chain loose, make fluorine-containing
The butanone solution of ester monomer can preferably permeate, and effectively increase the agent of the butanone solution of polypropylene fibre cortical surface absorption
Amount.It is first dried using hot-air system sheath-core bicomponent fibre into the net, being melted in skin portion can be nothing by cold pressing
The first one-step forming of woven fabric is conducive to subsequent non-woven fabrics by hot roll and carries out hot calendering bonding without dispersing.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalents made by bright specification and accompanying drawing content are applied directly or indirectly in relevant technical field, similarly include
In scope of patent protection of the invention.
Claims (10)
1. a kind of fluorescent nonwoven fabric for health product, which is characterized in that the fluorescent nonwoven fabric is by core/sheath bicomponent fibre
Dimension heat bonding molding,
The sheath-core bicomponent fibre is made of the cortex outside sandwich layer and sandwich layer；
The cortex is super-hydrophobic polypropylene fiber；
The sandwich layer is fluorescence polyethylene fibre；,
The fluorescence polyethylene fibre includes that the following raw material is prepared: polyethylene, coupling agent, bentonite, carbon nanotube and glimmering
Photo etching.
2. being used for the fluorescent nonwoven fabric of health product according to claim 1, which is characterized in that the fluorescence polyethylene fibre
Raw material including following parts by weight is prepared: polyethylene 100, coupling agent 5-7, bentonite 18-25, carbon nanotube 4-7, fluorescence
Agent 8-15.
3. a kind of production method of any one of the claim 1-2 for the fluorescent nonwoven fabric of health product, which is characterized in that including
Following steps:
Step 1: carrying out fluorescence modification to polyethylene, fluorescence polyethylene is obtained；
Step 2: polypropylene and fluorescence polyethylene are put into screw extruder progress melt extruded respectively and each lead into melt mistake
Filter impurity screening and unmelted particle；
Step 3: passing through spinning pump respectively and being pumped into together the polypropylene of molten condition after removal of impurities obtained by step 2 and fluorescence polyethylene
In one bicomponent spin pack, it is spun into sheath-core bicomponent fibre；
Step 4: the polypropylene fibre cortex to sheath-core bicomponent fibre carries out super-hydrophobic processing；
Step 5: the sheath-core bicomponent fibre that processing is completed utilizes networking in extension apparatus drawing-off to the mesh belt of lapper；
Step 6: sheath-core bicomponent fibre into the net forms fluorescent nonwoven fabric by hot calendering bonding.
4. the production method for the fluorescent nonwoven fabric of health product according to claim 3, which is characterized in that the step
One specifically: polyethylene is used into acetone extraction removal impurity and drying；By polyethylene, coupling agent, bentonite, the carbon after removal of impurities
Nanotube, fluorescer, which mix and put into screw extruder be blended squeezing, obtains fluorescence polyethylene.
5. the production method for the fluorescent nonwoven fabric of health product according to claim 3, which is characterized in that the step
Four specifically: carry out electric discharge pretreatment using polypropylene fibre cortical surface of the plasma to sheath-core bicomponent fibre；It will
Sheath-core bicomponent fibre, which is placed in swelling solution, impregnates polypropylene fibre cortex by swelling solution water-bath；The core-skin that will be handled well
Type bicomponent fibre is placed in the butanone solution of fluorinated acrylate monomer, and fine using ultraviolet reactor irradiation polypropylene
Tie up cortex, polypropylene fibre cortex made to carry out ultraviolet radiation graft reaction, finally to polypropylene fibre cortex with acetone extraction for 24 hours simultaneously
Super-hydrophobic polypropylene fibrocortex is obtained using oven drying.
6. the production method for the fluorescent nonwoven fabric of health product according to claim 5, which is characterized in that the swelling
The ingredient of liquid is 1- hydroxycyclohexyl phenyl ketone, acetone and normal heptane.
7. the production method for the fluorescent nonwoven fabric of health product according to claim 5, which is characterized in that the water-bath
The temperature of immersion is 70 DEG C, and the time that the water-bath is impregnated is 30-40min.
8. the production method for the fluorescent nonwoven fabric of health product according to claim 3, which is characterized in that the step
Six specifically: after sheath-core bicomponent fibre into the net carries out preliminary hot sticky merging cold pressing by hot-air system, then pass through hot rolling
Roller carries out hot calendering bonding and forms fluorescent nonwoven fabric.
9. the production method for the fluorescent nonwoven fabric of health product according to claim 8, which is characterized in that the core-skin
The speed that type bicomponent fibre passes through hot-air system is 5-12m/min, and the hot blast temperature of the hot-air system blowout is 165-180
℃。
10. the production method for the fluorescent nonwoven fabric of health product according to claim 8, which is characterized in that the skin
The speed that core bicomponent fiber passes through hot roll is 10-13m/min, and the temperature of the hot roll is 170-220 DEG C.
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Cited By (3)
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| CN112807497A (en) * | 2020-12-31 | 2021-05-18 | 中国科学院苏州纳米技术与纳米仿生研究所 | Visual fluorescent fiber and preparation method and application thereof |
| CN115247318A (en) * | 2021-12-22 | 2022-10-28 | 青岛大学 | PP/PE double-component fiber non-woven fabric and preparation method thereof |
| CN116005291A (en) * | 2022-12-02 | 2023-04-25 | 福建省福地化纤科技有限公司 | ES fiber for sanitary material and method for producing same |
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Application publication date: 20191029 |