CN106637667A - Non-woven fabric with local part containing cotton and production method of non-woven fabric - Google Patents
Non-woven fabric with local part containing cotton and production method of non-woven fabric Download PDFInfo
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- CN106637667A CN106637667A CN201611115643.6A CN201611115643A CN106637667A CN 106637667 A CN106637667 A CN 106637667A CN 201611115643 A CN201611115643 A CN 201611115643A CN 106637667 A CN106637667 A CN 106637667A
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- top layer
- local
- fibre web
- nonwoven fabrics
- strip
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- 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
- D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4374—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece using different kinds of webs, e.g. by layering webs
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- 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
- D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4266—Natural fibres not provided for in group D04H1/425
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- 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
- D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
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- 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
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Nonwoven Fabrics (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Abstract
The invention relates to a non-woven fabric with the local part containing cotton and a production method of the non-woven fabric. The non-woven fabric with the local part containing the cotton comprises a surface-layer fiber web and a bottom-layer non-woven fabric, the surface-layer fiber web is shaped like a strip, entanglement points formed by the surface-layer fiber web through fiber interspersing and entangling are fixedly bonded on the bottom-layer non-woven fabric, and fibers of the surface-layer fiber web are composed of 50%-100% of cotton fibers. Due to the fact that only the surface-layer local area makes contact with the skin when the non-woven fabric is used as a surface layer of an absorption product, the non-woven fabric with the local part containing the cotton not only fully utilizes the skin-friendly and safe characteristics of a surface-layer fiber layer composed of natural fibers, but also can decrease the using amount of the surface-layer cotton fibers on the basis that the skin friendliness is guaranteed, and then the purpose of reducing the production cost is achieved; meanwhile, the non-woven fabric with the local part containing the cotton can effectively solve the problem that the surface layer cannot be firmly bonded with side wings or a three-dimensional protective enclosure.
Description
Technical field
The present invention relates to a kind of non-woven fabrics and its production method, relate more specifically to one kind and can be used for disposable absorbent article
The surface local non-woven fabrics containing cotton fiber and its production method.
Technical background
In disposable absorbent article, such as infant with diaper, urine pants, women use sanitary napkin, puerpera with sanitary belt, adult
With incontinence article etc., non-woven fabrics becomes the indispensable important component of absorbent article as surface material, not only because its is direct
Contact with human skin, while also playing the key effect that guiding fluid is absorbed inner core.Therefore, possessing good transparent liquid
While ability, it is ensured that the comfortable, dry and comfortable of skin is common demands to nonwoven cloth cover under use environment.
Because traditional nonwoven cloth cover based on chemical synthetic fiber has elder generation at aspects such as skin-friendly, non-sensitizations
It is not enough.In recent years, tend to be made using the pure spinning of natural fiber or blending non-woven fabrics surface material more.But, natural fiber
（Such as cotton fiber, flaxen fiber, silk fiber）In actual nonwoven manufacturing process, due to the spinnability of natural fiber it is poor and former
The material reason such as price is higher so that its cost of manufacture is generally higher.And the nonwoven articles based on cotton do not have due to cotton fiber
Standby bonding characteristics, make hygienic articles process in subsequent applications needs glue spraying to bond toward contact, and not only manufacture craft is numerous and diverse, and increases
Cost of manufacture is added.China Patent Publication No. is 201310316078.X, and publication date is 2013. 10. 16, patent of invention name
Referred to as：One kind discloses one kind containing cotton nonwoven fabrics and its manufacture method containing cotton nonwoven fabrics and its manufacture method, and this contains cotton nonwoven fabrics
Superficial layer grammes per square metre is to be made up of the cotton fiber of 30%-100%, and the cotton fiber runs through described non-woven fabrics enhancement layer.Its manufacture method
It is that being laid in described non-woven fabrics strengthens layer surface by the cotton fiber of the composition superficial layer after carding machine combing, lapping
On, then described extreme fiber is fixed on non-woven fabrics enhancement layer through single or double spun lacing operation, through drying,
Winding forms described spunlace non-woven cloth containing cotton.This contains cotton spunlace non-woven cloth can either keep the advantage of cotton fiber softness pro-skin,
The intensity of spunlace non-woven cloth can be improved again, the spunlace non-woven cloth processed using this kind of mode only needs to less amount of cotton fiber just
The sense of touch of common spunlace non-woven cloth can be reached, cotton fiber, low cost is saved.But when disposable absorbent article is made, nothing
Spinning the both sides of the edge part of cloth cover needs and prevents the water repellent flank or stereo enclosure of side leakage bonding, due to water repellent flank or
Using water repellent spun-bonded non-woven fabrics or water repellent hot-wind nonwoven cloth more than stereo enclosure, so in bonding, if the face of surface layer non-woven fabrics
Layer is, containing cotton fiber, due to capillary difference, may to produce the product percent of pass decline that bonding is loosely caused, or hot melt
Glue using excessively cause it is allergic the problems such as.
The content of the invention
The purpose of the present invention is to overcome the deficiencies in the prior art, there is provided one kind can make full use of natural fiber pro-skin characteristic,
Can be easy to follow-up bonding application and can the local of low-cost production contain cotton nonwoven fabrics.
For achieving the above object, solution of the invention is：
A kind of local contains cotton nonwoven fabrics, including top layer fibre web and bottom non-woven fabrics, and the top layer fibre web is in strip-type, by fiber
Interspersed, the entanglement point for being formed that tangles is fixedly arranged on bottom non-woven fabrics, and the fiber of the top layer fibre web is by 50%～100% cotton fiber group
Into.
The top layer fibre web is longitudinally oriented strip band type structure, Cross slat band type structure or longitudinally oriented strip belt and Cross slat belt
Composite construction.
The top layer fibre web is in continuous structure.
The top layer fibre web is in discontinuous structure.
The local has the perforate through top layer fibre web and bottom non-woven fabrics containing cotton nonwoven fabrics.
The recombination region of the top layer fibre web and bottom non-woven fabrics has concaveconvex structure.
The top layer fibre web is hydrophobicity fibre web.
The bottom non-woven fabrics is hot-wind nonwoven cloth, spun-bonded non-woven fabrics or fabric hot rolled nonwoven fabrics.
Strip-type surface web width is 5mm～200mm.
A kind of local containing cotton nonwoven fabrics production method, by content for 50%-100% cotton fiber through carding machine combing,
Lapping forms top layer fibre web on bottom non-woven fabrics；Then by blower fan by outside the strip-type filter being covered on the fibre web of top layer
It is unnecessary containing cotton fiber suction out make its top layer fibre web form some strip-type fibre webs；Then by the top layer fibre web and bottom of strip-type
Non-woven fabrics Jing spun lacings operation process, the top layer fibre web of strip-type is fine under the double action of spun lacing impulsive force and reflex power
Be moved between dimension, intert, tangling, obvolvent, countless soft entanglement points are formed, so as to top layer fibre web is consolidated in into bottom nonwoven
On cloth；Non-woven fabrics after finally spun lacing is processed the step such as is dried, is cut, being wound and just being formed described local nonwoven containing cotton
Cloth.
Described strip-type filter is Cross slat band type structure, longitudinally oriented strip band type structure or Cross slat belt and longitudinally oriented strip
Belt composite construction.
The strip-type filter is continuous structure.
The strip-type filter is discontinuous structure.
There is perforating needle on described support lace curtaining.
There is projection on described support lace curtaining.
Described support lace curtaining is nickel screen.
Local in the present invention contains cotton nonwoven fabrics, by the cotton fiber of surface fibre layer 50%～100% with strip-type fixed point office
Portion interts, becomes entangled on bottom non-woven fabrics, because when for absorbent article surface layer, what is contacted between skin is only surface layer office
Portion region, so this locally not only takes full advantage of pro-skin, the peace of the surface fibre layer being made up of natural fiber containing cotton nonwoven fabrics
Omnicharacteristic, and the usage amount of the top layer cotton fiber that can further reduce in the basic unit for ensureing skin-friendly, reduce life
Produce the purpose of cost.Simultaneously as bottom non-woven fabrics both sides of the edge are only compound with top layer local containing cotton fiber or are not combined, so
When for absorbing products surface layer, this locally contains the bottom non-woven fabrics or part bottom non-woven fabrics of the both sides of the edge of cotton nonwoven fabrics
The water repellent flank or stereo enclosure of side leakage are bonding with preventing, and solve the problems, such as to be bonded loosely containing cotton nonwoven fabrics.So using
Top layer local contains cotton nonwoven fabrics, can both increase pro-skin sense of touch, can solve the problems, such as to bond loosely again.
Description of the drawings
Fig. 1 a are in a longitudinal direction the production procedure schematic diagram of continuous strip belt for the surface fibre layer in embodiment 1
Fig. 1 b are the top view for locally containing cotton nonwoven fabrics in embodiment 1；
Fig. 1 c be Fig. 1 b in O-O ' to sectional view；
Fig. 2 a are in a lateral direction the production procedure schematic diagram of continuous strip belt for the surface fibre layer in embodiment 2；
Fig. 2 b are the top view for locally containing cotton nonwoven fabrics in embodiment 2；
Fig. 3 a are the surface fibre layer signal of the production procedure in continuous strip belt in the longitudinal and transverse direction in embodiment 3
Figure；
Fig. 3 b are the top view for locally containing cotton nonwoven fabrics in embodiment 3；
Fig. 4 a are the surface fibre layer production procedure signal in interruption strip-type in the longitudinal and transverse direction in embodiment 4
Figure；
Fig. 4 b are the top view for locally containing cotton nonwoven fabrics in embodiment 4；
Fig. 5 a are the local in embodiment 5 with perforate containing the top view of cotton nonwoven fabrics；
Fig. 5 b be Fig. 5 a in P-P ' to sectional view；
Fig. 5 c are the partial schematic diagram that lace curtaining is held in the palm in figure embodiment 5；
Fig. 6 a are the local in embodiment 6 with concaveconvex structure containing the top view of cotton nonwoven fabrics；
Fig. 6 b be Fig. 6 a in Q-Q ' to sectional view；
Fig. 6 c are the partial schematic diagram that lace curtaining is held in the palm in embodiment 6.
Specific embodiment
In order to technical scheme is explained further, the present invention is explained in detail below by specific embodiment
State.
As shown in Fig. 1 a, Fig. 1 b, Fig. 1 c, by cotton fiber that content is 100% through carding machine combing, lapping bottom without
Spin and form top layer fibre web B1 on cloth C1, outside the strip-type filter 15 that then will be covered on the fibre web B1 of top layer by blower fan 1
Unnecessary sucking-off containing cotton fiber makes its top layer fibre web B1 form some in a longitudinal direction in continuous strip belt fibre web 1a, then will
The top layer fibre web 1a of strip-type and bottom non-woven fabrics C1 Jing spun lacings operation are processed, and water under high pressure flows through the vertical directive band of water jet 3
The recombination region of formula fibre web 1a and bottom non-woven fabrics C1, forms continuously " liquid drugs injection ", in the case where liquid drugs injection 4 impacts, strip-type
Fiber in the fibre web 1a of top layer is brought into bottom under hydraulic action, causes between surface fibre, surface fibre and bottom nonwoven
Entanglement between cloth, after liquid drugs injection 4 is mapped to support lace curtaining 2 through fibre web, forms the reflex of different directions, and water column bounce-back is to fibre
During net reverse side, fibre web is punctured by multi-faceted water column again, so under the double action of spun lacing impulsive force and reflex power,
There is random movement, interspersed, entanglement, obvolvent between fiber, countless soft entanglement points are formed, by the top layer fibre web of strip-type
1a is consolidated on bottom non-woven fabrics C1, and the non-woven fabrics after finally spun lacing is processed is dried, cut, being wound etc., and step is just formed
Surface has the local A1 containing cotton nonwoven fabrics of the top layer fibre web 1a in continuous strip belt in a longitudinal direction.Wherein：Bottom nonwoven
Cloth C1 can be hydrophilic spun-bonded non-woven fabrics, hot-wind nonwoven cloth or fabric hot rolled nonwoven fabrics；It is in continuous strip belt on longitudinal direction
The width of top layer fibre web 1a can be adjusted according to the difference for being applied to absorbent article, and width can be 5mm～200mm；Support
Lace curtaining is nickel screen.
Because top layer of the local containing cotton nonwoven fabrics A1 centre regional area is fine by some 100% hydrophilic cottons in the present embodiment
Top layer fibre web 1a compositions in continuous strip belt on the longitudinal direction of dimension composition, when for absorbent article surface layer, with skin it
Between contact is only regional area in the middle of surface layer, so this locally A1 containing cotton nonwoven fabrics not only take full advantage of by natural fiber structure
Into surface fibre layer pro-skin, security feature, and the top layer cotton that can further reduce in the basic unit for ensureing skin-friendly
The usage amount of fiber, reduces the purpose of production cost.Simultaneously as bottom non-woven fabrics C1 both sides of the edge do not contain cotton with top layer
Fiber composite, so when for absorbing products surface layer, this locally contains the bottom non-woven fabrics of the both sides of the edge of cotton nonwoven fabrics A1
C1 and prevent the water repellent flank or stereo enclosure of side leakage bonding, efficiently solve the problems, such as to be bonded loosely containing cotton nonwoven fabrics.
Embodiment 2
As shown in Fig. 2 a, Fig. 2 b, by cotton fiber that content is 100% through carding machine combing, lapping on bottom non-woven fabrics C2,
Then passing through unnecessary the sucking-off containing cotton fiber outside the strip-type filter 25 that blower fan 1 will be covered on surface fibre net B2 makes its table
Layer fibre web B2 forms some top layer fibre web 2a in continuous strip belt in a lateral direction, then by the top layer fibre web of strip-type
2a and bottom non-woven fabrics C2 Jing spun lacings operation are processed, and under the double action of spun lacing impulsive force and reflex power, are sent out between fiber
The random movement of life, interspersed, entanglement, obvolvent, form countless soft entanglement points, and the top layer fibre web 2a of strip-type is consolidated in
On bottom non-woven fabrics C2, the step such as the non-woven fabrics after finally spun lacing is processed is dried, cut, being wound just forms surface to be had
It is in a lateral direction the local A2 containing cotton nonwoven fabrics of the top layer fibre web 2a of continuous strip belt.Wherein：Bottom non-woven fabrics C2 can be with
It is hydrophilic spun-bonded non-woven fabrics, hot-wind nonwoven cloth or fabric hot rolled nonwoven fabrics；Top layer fibre web in continuous strip belt on horizontal direction
The width of 2a can be adjusted according to the difference for being applied to absorbent article, and width can be 5mm～200mm；Support lace curtaining is nickel
Net.
In the present embodiment due to local containing cotton nonwoven fabrics A2 top layer by some 100% hydrophilic cotton fibers constitute it is horizontal
Top layer fibre web 2a compositions in continuous strip belt on direction, when for absorbent article surface layer, contact between skin containing cotton
Non-woven fabrics region, not only takes full advantage of pro-skin, the security feature of the surface fibre layer being made up of natural fiber, and can be
Ensure the usage amount of the further top layer cotton fiber for reducing in the basic unit of skin-friendly, reduce the purpose of production cost.Meanwhile,
Because bottom non-woven fabrics C2 both sides of the edge are only combined with top layer local containing cotton fiber, so when for absorbing products surface layer,
This locally contains the part bottom non-woven fabrics C2 of the both sides of the edge of cotton nonwoven fabrics A2 and prevents the water repellent flank or stereo enclosure of side leakage
It is bonding, efficiently solve the problems, such as to be bonded loosely containing cotton nonwoven fabrics.
Embodiment 3
As shown in Figure 3 a, 3 b, by cotton fiber that content is 75% and 25% PE/PP chopped fibers through carding machine combing, lapping
It is unnecessary outside the strip-type filter 35 that then will be covered on surface fibre net B3 by blower fan 1 on bottom non-woven fabrics C3
Suctioning out containing cotton fiber makes its top layer fibre web B3 form some in the vertical and horizontal direction top layer fibre web in continuous strip belt
3a, is then processed the top layer fibre web 3a of strip-type and bottom non-woven fabrics C3 Jing spun lacings operation, is made in spun lacing impulsive force and reflection
Under double action firmly, there is random movement, interspersed, entanglement, obvolvent between fiber, form countless soft entanglement points,
The top layer fibre web 3a of strip-type is consolidated on bottom non-woven fabrics C3, the non-woven fabrics after finally spun lacing is processed is dried, divided
Cut, wind etc. step just formed surface have in the longitudinal and transverse direction the local in continuous strip belt fibre web 3a containing cotton without
Spin cloth A3.Wherein：Bottom non-woven fabrics C3 can be hydrophilic spun-bonded non-woven fabrics, hot-wind nonwoven cloth or fabric hot rolled nonwoven fabrics；Longitudinal direction
The width in continuous strip belt fibre web 3a can be adjusted according to the difference for being applied to absorbent article with horizontal direction, wide
Degree can be 5mm～200mm；Support lace curtaining is nickel screen.
Because top layer of the local containing cotton nonwoven fabrics A3 is by some 75% cotton fibers and the short fibres of 25% PE/PP in the present embodiment
The top layer fibre web 3a compositions in the longitudinal and transverse direction in continuous strip belt of dimension composition, for absorbent article surface layer
When, the region containing cotton nonwoven fabrics contacted between skin had both taken full advantage of the parent of the surface fibre layer being made up of natural fiber
Skin, security feature, and the usage amount of the top layer cotton fiber that can further reduce in the basic unit for ensureing skin-friendly, reach drop
The purpose of low production cost.Meanwhile, visually also increase in continuous strip belt fiber 3a in the longitudinal and transverse direction
Aesthetic feeling, improves absorbent article uniqueness in appearance.
Embodiment 4
As shown in Fig. 4 a, Fig. 4 b, by hydrophobic cotton fiber that content is 50% and 50% hydrophobic PE/PET chopped fibers through carding machine
Combing, lapping on bottom non-woven fabrics C4, then by blower fan 1 by the strip-type filter 45 being covered on surface fibre net B4 it
Outer unnecessary sucking-off containing cotton fiber makes its top layer fibre web B4 form some in vertical and horizontal direction in interruption strip-type
Top layer fibre web 4a, is then processed the top layer fibre web 4a of strip-type and bottom non-woven fabrics C4 Jing spun lacings operation, in spun lacing impulsive force
Under the double action of reflex power, there is random movement, interspersed, entanglement, obvolvent between fiber, form countless softnesses
Entanglement point, the top layer fibre web 4a of strip-type is consolidated on bottom non-woven fabrics C4, and the non-woven fabrics after finally spun lacing is processed is carried out
The steps such as drying, cutting, winding just form surface to be had in the longitudinal and transverse direction in the top layer fibre web of interruption strip-type
The local A4 containing cotton nonwoven fabrics of 4a, i.e. top layer fibre web 4a are with the formal distribution on island on bottom non-woven fabrics C4.Wherein：Bottom without
It can be hydrophilic spun-bonded non-woven fabrics, hot-wind nonwoven cloth or fabric hot rolled nonwoven fabrics to spin cloth C4；Between being on vertical and horizontal direction
The width of broken strip belt fibre web 4a can be adjusted according to the difference for being applied to absorbent article, width can for 5mm～
200mm；Support lace curtaining is nickel screen.
In the present embodiment due to local containing cotton nonwoven fabrics A4 top layer by some 50% hydrophobic cotton fibers and 50% it is hydrophobic
The top layer fibre web 4a compositions in interruption strip-type in the longitudinal and transverse direction of PE/PET chopped fibers composition, are being used to absorb system
During product surface layer, the region containing cotton nonwoven fabrics contacted between skin had both taken full advantage of the surface fibre being made up of natural fiber
Pro-skin, the security feature of layer, and the usage amount of the top layer cotton fiber that can further reduce in the basic unit for ensureing skin-friendly,
Reduce the purpose of production cost.Meanwhile, top layer fibre web 4a be hydrophobicity fibre web and with the formal distribution on island bottom without
Spin on cloth C4, when body fluid is absorbed, can effectively reduce surface body fluid residual and prevent body fluid from bleeding back to top layer fibre web 4a top layers,
So as to improve surface dry of the local containing cotton nonwoven fabrics A4 to a certain extent.
Embodiment 5
As shown in Fig. 5 a, Fig. 5 b and Fig. 5 c, after 75% hydrophobic cotton fiber and 25% hydrophobic PE/PET chopped fibers are blended, lapping is the bottom of at
Layer non-woven fabrics C5 on, then by the blower fan strip-type filter online by surface fibre is covered in outside it is unnecessary containing cotton fiber inhale
Send as an envoy to its top layer fibre web formed some longitudinal directions in continuous strip belt top layer fibre web 5a, wherein, support lace curtaining 2 on have with
The top layer fibre web 5a of strip-type corresponding perforating needle 5, when with reaching with the top layer fibre web 5a and bottom non-woven fabrics C5 of strip-type
During to spun lacing operation, formed under continuously " liquid drugs injection " impact, by top layer bar due to the presence of perforating needle 5 and in High-Pressure Water
Fiber in belt fibre web 5a interts, the entanglement point for being formed that tangles is fixedly arranged on bottom non-woven fabrics C5, and in the position shape of perforating needle 5
It is in continuous strip belt so as to be formed by top layer longitudinal direction into the perforate through strip-type fibre web 5a and bottom non-woven fabrics C5
Top layer fibre web 5a and bottom non-woven fabrics C5 is constituted and is had the local A5 containing cotton nonwoven fabrics of perforate 5b in recombination region.Wherein：
Bottom non-woven fabrics C5 can be hydrophilic spun-bonded non-woven fabrics, hot-wind nonwoven cloth or fabric hot rolled nonwoven fabrics；Top layer longitudinal direction is in bar
The width of belt surface fibre web 5a can be adjusted according to the difference for being applied to absorbent article, width can for 30mm～
200mm；Support lace curtaining is nickel screen.
Because top layer of the local containing cotton nonwoven fabrics A5 centre regional area is by some 75% hydrophobic cotton fibers in the present embodiment
Top layer fibre web 5a composition of the longitudinal direction that PE/PET chopped fibers hydrophobic with 25% are constituted in continuous strip belt, for absorption system
During product surface layer, what is contacted between skin is only regional area in the middle of surface layer, thus this locally A5 containing cotton nonwoven fabrics it is not only abundant
Pro-skin, the security feature of the surface fibre layer being made up of natural fiber is make use of, and can be in the basic unit for ensureing skin-friendly
The usage amount of the top layer cotton fiber for further reducing, reduces the purpose of production cost.Simultaneously as local recombination region tool
There is the perforate through strip-type fibre web 5a and bottom non-woven fabrics C5, the absorption permeance property of body fluid can be effectively improved, although
Top layer strip-type fibre web is made up of hydrophobic fibre, but the presence due to perforate and bottom hydrophilic nonwoven fabrics absorption, body
Liquid can be quick from hydrophobic region water conservancy diversion to perforate after top layer is reached, so as to quickly be absorbed by bottom hydrophilic nonwoven fabrics, and cotton
Fiber and PE/PET chopped fibers are hydrophobic fibre, and in actual use, top layer hydrophobic fibre can effectively prevent body fluid
Surface layer is returned to after being absorbed, so as to improve the dry-ness and antiseized skin for using, wet vexed sense is reduced, prevents allergic
Deng.
Embodiment 6
As shown in Fig. 6 a, Fig. 6 b and Fig. 6 c, after 100% hydrophilic cotton fibers combing, lapping is then led on bottom non-woven fabrics C6
The unnecessary sucking-off containing cotton fiber crossed outside the blower fan strip-type filter online by surface fibre is covered in forms its top layer fibre web
Top layer fibre web 6a of some longitudinal directions in continuous strip belt, wherein, there is the top layer fibre web 6a with strip-type on support lace curtaining 2
The projection 6 of corresponding strip-type distribution, spun lacing work is reached when having with the top layer fibre web 6a and bottom non-woven fabrics C6 of strip-type
During sequence, due to the presence of the projection 6 of corresponding strip-type distribution and in High-Pressure Water continuously " liquid drugs injection " impact is formed
Under, the entanglement point of the fiber in the top layer fibre web 6a of strip-type is interspersed, formation of tangling is fixedly arranged on bottom non-woven fabrics C6, and
Projection 6 and neighbouring position form concaveconvex structure, so as to be formed by top layer fibre web of the top layer local longitudinal direction in continuous strip belt
6a and bottom non-woven fabrics C6 is constituted and is had the local A6 containing cotton nonwoven fabrics of projection 6d and recessed 6e in recombination region.Wherein：
Bottom non-woven fabrics C6 can be spun-bonded non-woven fabrics, hot-wind nonwoven cloth or fabric hot rolled nonwoven fabrics；Table of the surface longitudinal direction in strip-type
Layer web width 6a can be adjusted according to the difference for being applied to absorbent article, and width can be 30mm～200mm；Support lace curtaining
For nickel screen.
Because A6 containing cotton nonwoven fabrics only top layer centre regional areas in local are made up of 100% cotton fiber in the present embodiment, not only
Pro-skin, the security feature of the surface fibre layer being made up of natural fiber are taken full advantage of, the consumption of cotton fiber is also further reduced,
Save production cost.Because local recombination region has concaveconvex structure, the contact area with skin can be effectively reduced, in reality
In use, both can effectively prevent body fluid from returning to surface layer after being absorbed, so as to improve use dry-ness, can reduce again
Skin adhesive, reduces wet vexed sense, prevents allergic etc..Meanwhile, when for making absorbing products, nonwoven cloth cover
Both sides of the edge part need and prevent the water repellent flank or stereo enclosure of side leakage bonding, due to water repellent flank or stereo enclosure it is many
Using water repellent spun-bonded non-woven fabrics or water repellent hot-wind nonwoven cloth, so in bonding, if bond site is layer containing cotton fiber, due to
Capillary difference, may produce the product percent of pass that loosely causes of bonding and decline, or PUR is using excessively causing
Allergic the problems such as, and this locally contains the part bottom non-woven fabrics C2 of the both sides of the edge of cotton nonwoven fabrics A6 and prevents refusing for side leakage
Water flank or stereo enclosure are bonding, efficiently solve the problems, such as to be bonded loosely containing cotton nonwoven fabrics.
Holding in the palm in the present embodiment can also simultaneously with the strip-type corresponding with the top layer fibre web 6a of strip-type point on lace curtaining 2
The perforating needle 5 of cloth and raised 6, the local that so can obtain having perforate and concaveconvex structure in recombination region contains cotton nonwoven fabrics.
The above, is only presently preferred embodiments of the present invention, and not the technical scope of the present invention is imposed any restrictions,
As long as therefore the change done of claim under this invention and specification or modification, should all belong to the scope that patent of the present invention covers
Within.
Claims (16)
1. a kind of local contains cotton nonwoven fabrics, including top layer fibre web and bottom non-woven fabrics, it is characterised in that：The top layer fibre web is in bar
Belt, the entanglement point of, tangle formation interspersed by fiber is fixedly arranged on bottom non-woven fabrics, and the fiber of the top layer fibre web is by 50%
～100% cotton fiber is constituted.
2. a kind of local as claimed in claim 1 contains cotton nonwoven fabrics, it is characterised in that：The top layer fibre web is longitudinally oriented strip belt
Structure, Cross slat band type structure or longitudinally oriented strip belt and Cross slat belt composite construction.
3. a kind of local as claimed in claim 2 contains cotton nonwoven fabrics, it is characterised in that：The top layer fibre web is tied in continous way
Structure.
4. a kind of local as claimed in claim 2 contains cotton nonwoven fabrics, it is characterised in that：The top layer fibre web is tied in discontinuous
Structure.
5. a kind of local as described in claim 1-4 is arbitrary contains cotton nonwoven fabrics, it is characterised in that：The local contains cotton nonwoven fabrics
With the perforate through top layer fibre web and bottom non-woven fabrics.
6. a kind of local as described in claim 1-4 is arbitrary contains cotton nonwoven fabrics, it is characterised in that：The top layer fibre web and bottom
The recombination region of non-woven fabrics has concaveconvex structure.
7. a kind of local as claimed in claim 1 contains cotton nonwoven fabrics, it is characterised in that：The top layer fibre web is that hydrophobicity is fine
Net.
8. a kind of local as claimed in claim 1 contains cotton nonwoven fabrics, it is characterised in that：The bottom non-woven fabrics is hot blast nonwoven
Cloth, spun-bonded non-woven fabrics or fabric hot rolled nonwoven fabrics.
9. a kind of local as claimed in claim 1 contains cotton nonwoven fabrics, it is characterised in that：Strip-type top layer web width is
5mm～200mm.
10. a kind of local contains the production method of cotton nonwoven fabrics, it is characterised in that：Cotton fiber of the content for 50%-100% is passed through
Carding machine combing, lapping forms top layer fibre web on bottom non-woven fabrics；The bar that then will be covered on the fibre web of top layer by blower fan
Unnecessary sucking-off containing cotton fiber outside belt filter makes its top layer fibre web form some strip-type fibre webs；Then by the table of strip-type
Layer fibre web and bottom non-woven fabrics Jing spun lacings operation are processed, and the top layer fibre web of strip-type is double spun lacing impulsive force and reflex power
Under recast is used, it is moved between fiber, interts, tangling, obvolvent, countless soft entanglement points is formed, so as to top layer fibre web be consolidated
Tie on bottom non-woven fabrics；Non-woven fabrics after finally spun lacing is processed the step such as is dried, is cut, being wound and just being formed described
Local contains cotton nonwoven fabrics.
A kind of production method of 11. local as claimed in claim 10 containing cotton nonwoven fabrics, it is characterised in that：Described strip-type
Filter is Cross slat band type structure, longitudinally oriented strip band type structure or Cross slat belt and longitudinally oriented strip belt composite construction.
A kind of production method of 12. local as claimed in claim 11 containing cotton nonwoven fabrics, it is characterised in that：The strip-type every
Net is continuous structure.
A kind of production method of 13. local according to claim 11 containing cotton nonwoven fabrics, it is characterised in that：The strip-type
Filter is discontinuous structure.
A kind of production method of 14. local as described in claim 12 or 13 containing cotton nonwoven fabrics, it is characterised in that：Described support
There is perforating needle on lace curtaining.
A kind of production method of 15. local as described in claim 12 or 13 containing cotton nonwoven fabrics, it is characterised in that：Described support
There is projection on lace curtaining.
A kind of production method of 16. local as claimed in claim 10 containing cotton nonwoven fabrics, it is characterised in that：Described support lace curtaining
For nickel screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611115643.6A CN106637667B (en) | 2016-12-07 | 2016-12-07 | Non-woven fabric containing cotton locally and production method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611115643.6A CN106637667B (en) | 2016-12-07 | 2016-12-07 | Non-woven fabric containing cotton locally and production method thereof |
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| Publication Number | Publication Date |
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| CN106637667A true CN106637667A (en) | 2017-05-10 |
| CN106637667B CN106637667B (en) | 2020-09-08 |
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| CN109112725A (en) * | 2018-10-17 | 2019-01-01 | 广州市汉氏卫生用品有限公司 | Spunlace non-woven cloth and preparation method thereof |
| CN111005157A (en) * | 2019-12-09 | 2020-04-14 | 福建恒安集团有限公司 | Three-dimensional embossed non-woven fabric containing cotton layer and preparation method thereof |
| CN111501202A (en) * | 2019-01-31 | 2020-08-07 | 金伯利-克拉克环球有限公司 | Surface layer material, preparation method thereof and personal care product |
| CN114232204A (en) * | 2021-12-23 | 2022-03-25 | 稳健医疗用品股份有限公司 | Composite non-woven fabric and preparation method and application thereof |
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| CN106637667B (en) | 2020-09-08 |
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